/*
Theme Name: MedDarvish
Theme URI: https://meddarvish.ir
Author: Shayan Darvishzadeh
Description: تم سبک و تیره مخصوص MedDarvish برای آموزش فیزیولوژی پزشکی (RTL فارسی). شامل نوع محتوای «درس» و دسته‌بندی «دوره».
Version: 245
Text Domain: meddarvish
*/

/* ============================================================
   ۱) توکن‌ها و پایه
   ============================================================ */
:root{
  --bg:#080c14;--card:#0f1422;--card2:#141828;
  --accent:#e05a5a;--accent2:#5ab4e0;--accent3:#5ae0a0;--accent4:#e0c05a;
  --brand:#7c6fff;--brand2:#b89eff;--gold:#e0c05a;
  --text:#eaedf5;--muted:#6a7090;--border:#1e2338;
  --correct-bg:#0d2b1a;--correct-border:#1a6b3a;--correct-text:#4ade80;
  --wrong-bg:#2b0d0d;--wrong-border:#6b1a1a;--wrong-text:#f87171;
  --opt-bg:#141828;--opt-hover:#1a2040;
  --md-font:'Vazirmatn','Tahoma',sans-serif;
}
*{box-sizing:border-box;}
html{color-scheme:dark;}
*{scrollbar-width:thin;scrollbar-color:#2a3147 var(--bg);}
::-webkit-scrollbar{width:11px;height:11px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:#2a3147;border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:#3a4360;}
body{margin:0;font-family:var(--md-font);background:var(--bg);color:var(--text);
  font-size:15px;line-height:2;direction:rtl;}
a{text-decoration:none;color:var(--brand2);}
img{max-width:100%;height:auto;}

/* ============================================================
   ۲) Navbar (header.php)
   ============================================================ */
.md-navbar{position:sticky;top:0;z-index:100;background:rgba(8,12,20,0.96);
  backdrop-filter:blur(16px);border-bottom:1px solid var(--border);
  padding:0 28px;display:flex;align-items:center;justify-content:space-between;height:56px;}
.md-brand{display:flex;align-items:center;gap:8px;text-decoration:none;}
.md-brand-icon{
  display:inline-block;
  width:44px;height:44px;
  flex-shrink:0;
  background-image:url('https://meddarvish.ir/wp-content/uploads/2026/06/MD.png');
  background-repeat:no-repeat;
  background-position:center center;
  background-size:280%;
}
.md-brand-text{
  font-size:16px;font-weight:900;
  color:var(--text);letter-spacing:-.2px;
  line-height:1;direction:ltr;unicode-bidi:isolate;
}
.md-brand-text span{color:var(--brand2);}
.md-nav-wrap{position:relative;}
.md-nav-toggle{display:block;background:none;border:none;color:var(--text);font-size:22px;cursor:pointer;line-height:1;padding:6px 8px;}
.md-nav-menu{display:none;position:absolute;top:calc(100% + 10px);left:0;min-width:210px;
  flex-direction:column;gap:4px;list-style:none;margin:0;padding:8px;
  background:var(--card);border:1px solid var(--border);border-radius:12px;
  box-shadow:0 14px 40px rgba(0,0,0,0.45);z-index:10001;}
.md-nav-wrap:hover .md-nav-menu,.md-nav-wrap.open .md-nav-menu{display:flex;}
.md-nav-menu a{font-size:14px;font-weight:600;color:var(--muted);padding:9px 14px;border-radius:8px;display:block;white-space:nowrap;}
.md-nav-menu a:hover{color:var(--brand2);background:rgba(124,111,255,0.10);}
.md-nav-menu .md-logout-item{margin-top:4px;border-top:1px solid var(--border);padding-top:4px;}
.md-nav-menu .md-logout-item a{color:var(--accent);font-weight:800;}
.md-nav-menu .md-logout-item a:hover{color:#fff;background:rgba(224,90,90,0.12);}

/* فیلدِ جستجوی نوبار */
.md-nav-search{display:flex;align-items:center;gap:2px;background:var(--card2);border:1px solid var(--border);border-radius:10px;padding:3px 8px 3px 4px;transition:border-color .18s;}
.md-nav-search:focus-within{border-color:var(--brand);}
.md-nav-search-input{background:none;border:none;outline:none;color:var(--text);font-size:13px;font-family:inherit;width:140px;padding:5px 2px;}
.md-nav-search-input::placeholder{color:var(--muted);}
.md-nav-search-btn{display:inline-flex;align-items:center;justify-content:center;background:none;border:none;color:var(--muted);cursor:pointer;padding:2px;flex-shrink:0;}
.md-nav-search-btn:hover{color:var(--brand2);}
@media(max-width:680px){.md-nav-search-input{width:96px;}}
@media(max-width:480px){.md-nav-search-input{width:72px;}.md-nav-search{padding:3px 5px 3px 3px;}}

/* ============================================================
   ۳) Hero (front-page.php)
   ============================================================ */
.md-hero{padding:64px 28px 48px;text-align:center;border-bottom:1px solid var(--border);
  background:radial-gradient(ellipse at 50% 0%,rgba(124,111,255,0.1) 0%,transparent 65%);}
.md-hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(124,111,255,0.12);
  border:1px solid rgba(124,111,255,0.3);border-radius:20px;padding:5px 18px;font-size:12px;
  color:var(--brand2);font-weight:700;margin-bottom:22px;letter-spacing:1px;}
.md-pulse{width:7px;height:7px;border-radius:50%;background:var(--accent3);animation:mdpulse 1.8s infinite;}
@keyframes mdpulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.5;transform:scale(1.3);}}
.md-hero h1{font-size:30px;font-weight:900;line-height:1.4;margin:0 0 14px;}
.md-hero h1 span{color:var(--brand2);}
.md-hero-sub{color:var(--muted);font-size:14px;max-width:620px;margin:0 auto 28px;line-height:1.9;}
.md-hero-stats{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;}
.md-hero-stat{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:10px 18px;font-size:13px;color:var(--muted);}
.md-hero-stat strong{color:var(--brand2);display:block;font-size:18px;font-weight:900;}

/* دکمه‌ی حمایت در navbar (header.php) */
.md-nav-right{display:flex;align-items:center;gap:12px;}
.md-donate{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:800;
  color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2));
  border:1px solid rgba(184,158,255,0.5);border-radius:10px;padding:7px 14px;line-height:1;
  box-shadow:0 6px 18px rgba(124,111,255,0.3);transition:transform .18s,box-shadow .18s;}
.md-donate:hover{transform:translateY(-1px);color:#fff;box-shadow:0 10px 26px rgba(124,111,255,0.45);}
.md-donate svg{animation:mdheart 1.4s ease-in-out infinite;}
@keyframes mdheart{0%,100%{transform:scale(1);}25%{transform:scale(1.22);}40%{transform:scale(1);}}
@media(max-width:480px){.md-donate span{display:none;}.md-donate{padding:8px 10px;}}

@media(max-width:760px){
  html,body{overflow-x:hidden;}
  .md-navbar{height:56px;max-width:100vw;padding:0 10px;gap:6px;flex-wrap:nowrap;overflow:hidden;}
  .md-brand{min-width:0;flex:0 0 auto;gap:5px;}
  .md-brand-icon{width:34px;height:34px;}
  .md-brand-text{display:block;font-size:13.5px;letter-spacing:0;white-space:nowrap;}
  .md-nav-right{gap:5px;margin-inline-start:auto;min-width:0;flex:1 1 auto;justify-content:flex-end;flex-wrap:nowrap;}
  .md-nav-search{order:initial;flex:0 1 104px;width:auto;max-width:104px;margin-top:0;padding:3px 6px 3px 4px;}
  .md-nav-search-input{width:62px;min-width:0;font-size:12px;}
  .md-auth-btn,.md-donate,.md-deadline-chip{height:34px;min-width:34px;justify-content:center;padding:7px 9px;}
  .md-nav-toggle{width:34px;height:34px;padding:0;display:flex;align-items:center;justify-content:center;}
  .md-nav-menu{position:fixed;top:62px;left:10px;right:10px;min-width:0;max-height:calc(100svh - 78px);overflow:auto;}
}
@media(max-width:480px){
  .md-navbar{padding:5px 10px;}
  .md-brand-text{display:block;font-size:13px;}
  .md-nav-right{gap:5px;}
}
@media(max-width:360px){
  .md-brand-text{font-size:12px;}
  .md-nav-search{max-width:82px;}
  .md-nav-search-input{width:42px;}
}

/* دکمه‌های Hero و عمومی */
.md-hero-cta{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;margin-bottom:38px;}
.md-btn-primary,.md-btn-ghost{display:inline-flex;align-items:center;gap:9px;font-size:14px;
  font-weight:800;border-radius:11px;padding:13px 26px;font-family:var(--md-font);cursor:pointer;
  transition:transform .18s,box-shadow .18s,border-color .18s,background .18s;}
.md-btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;
  border:1px solid transparent;box-shadow:0 10px 30px rgba(124,111,255,0.28);}
.md-btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px rgba(124,111,255,0.42);color:#fff;}
.md-btn-ghost{background:rgba(255,255,255,0.02);color:var(--text);border:1px solid var(--border);}
.md-btn-ghost:hover{border-color:var(--brand);color:var(--brand2);transform:translateY(-2px);}

/* اشاره‌گر اسکرول */
.md-scroll-hint{width:24px;height:40px;border:2px solid var(--border);border-radius:14px;
  margin:32px auto 0;display:flex;justify-content:center;padding-top:7px;}
.md-scroll-hint span{width:4px;height:8px;border-radius:3px;background:var(--brand2);
  animation:mdscroll 1.7s infinite;}
@keyframes mdscroll{0%{opacity:0;transform:translateY(-3px);}40%{opacity:1;}80%,100%{opacity:0;transform:translateY(11px);}}

/* ============================================================
   ۳.۵) بخش‌های لندینگ، افکت ظاهرشدن و انیمیشن‌ها
   ============================================================ */
html{scroll-behavior:smooth;}
.md-section{max-width:980px;margin:0 auto;padding:78px 24px;}
[id]{scroll-margin-top:74px;}

.md-sec-head{text-align:center;max-width:640px;margin:0 auto 48px;}
.md-kicker{display:inline-block;font-size:12px;font-weight:800;letter-spacing:1.5px;
  color:var(--brand2);background:rgba(124,111,255,0.10);border:1px solid rgba(124,111,255,0.25);
  border-radius:20px;padding:6px 16px;margin-bottom:16px;}
.md-sec-head h2{font-size:26px;font-weight:900;margin:0 0 12px;line-height:1.4;}
.md-sec-head p{font-size:14px;color:var(--muted);margin:0;line-height:1.9;}

/* افکت fade-in / slide-up با IntersectionObserver */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:none;}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  .md-hero-glow,.md-particle,.md-visual-orb,.md-visual-orb::after,.md-ecg-line,.md-pulse,.md-donate svg{animation:none!important;}
}

/* ---------- HERO ---------- */
.md-hero{position:relative;overflow:hidden;padding:84px 28px 56px;text-align:center;
  border-bottom:1px solid var(--border);background:var(--bg);}
.md-hero-glow{position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 50% at 50% 0%,rgba(124,111,255,0.22),transparent 70%),
             radial-gradient(ellipse 40% 40% at 80% 30%,rgba(184,158,255,0.10),transparent 70%);
  animation:mdglow 9s ease-in-out infinite;}
@keyframes mdglow{0%,100%{opacity:.85;}50%{opacity:1;}}
.md-hero-inner{position:relative;z-index:2;}
.md-hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(124,111,255,0.12);
  border:1px solid rgba(124,111,255,0.3);border-radius:20px;padding:5px 18px;font-size:12px;
  color:var(--brand2);font-weight:700;margin-bottom:24px;letter-spacing:1px;}
.md-hero h1{font-size:34px;font-weight:900;line-height:1.45;margin:0 0 12px;}
.md-hero h1 span{color:var(--brand2);}
.md-hero-tagline{font-size:16px;font-weight:800;color:var(--brand2);margin:0 0 16px;}
.md-hero-sub{color:var(--muted);font-size:14.5px;max-width:600px;margin:0 auto 30px;line-height:2;}

/* ذرات شناور پزشکی (فقط CSS) */
.md-particles{position:absolute;inset:0;z-index:1;pointer-events:none;}
.md-particle{position:absolute;color:rgba(184,158,255,0.22);animation:mdfloatp 11s ease-in-out infinite;}
.md-particle svg{display:block;}
.md-particle.p1{top:18%;right:12%;animation-delay:0s;}
.md-particle.p2{top:30%;left:14%;animation-delay:1.5s;color:rgba(90,199,232,0.18);}
.md-particle.p3{top:62%;right:20%;animation-delay:3s;color:rgba(74,222,128,0.16);}
.md-particle.p4{top:70%;left:18%;animation-delay:2s;}
.md-particle.p5{top:14%;left:42%;animation-delay:4s;color:rgba(224,192,90,0.16);}
.md-particle.p6{top:54%;right:42%;animation-delay:1s;}
@keyframes mdfloatp{0%,100%{transform:translateY(0) rotate(0);}50%{transform:translateY(-22px) rotate(8deg);}}
@media(max-width:600px){.md-particle.p2,.md-particle.p4,.md-particle.p6{display:none;}}

/* ---------- ABOUT ---------- */
.md-about-sec{position:relative;isolation:isolate;}
.md-about-sec--page{max-width:1180px;margin:0 auto;padding-top:42px;padding-bottom:42px;}
.md-about-card{position:relative;overflow:hidden;max-width:1080px;margin:0 auto;
  background:linear-gradient(135deg,rgba(30,35,62,.96),rgba(15,23,40,.97) 54%,rgba(13,35,47,.93));
  border:1px solid rgba(139,126,255,.34);border-radius:24px;padding:34px;
  box-shadow:0 24px 70px rgba(0,0,0,.34);backdrop-filter:blur(8px);text-align:right;}
.md-about-card::before{content:"";position:absolute;inset:0 0 auto;height:3px;
  background:linear-gradient(90deg,transparent,var(--brand),var(--brand2),#53d7b1,transparent);opacity:.9;}
.md-about-card::after{content:"";position:absolute;left:-90px;bottom:-120px;width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(124,111,255,.15);box-shadow:0 0 0 32px rgba(124,111,255,.035),0 0 0 72px rgba(83,215,177,.025);pointer-events:none;}
.md-about-head{position:relative;z-index:1;display:grid;grid-template-columns:76px minmax(0,1fr);gap:18px;align-items:center;margin-bottom:24px;}
.md-about-icon{width:76px;height:76px;border-radius:20px;display:grid;place-items:center;color:var(--brand2);
  background:linear-gradient(145deg,rgba(124,111,255,.22),rgba(83,215,177,.1));border:1px solid rgba(184,158,255,.32);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 14px 30px rgba(0,0,0,.2);}
.md-about-icon svg{width:37px;height:37px;}
.md-about-heading .md-kicker{display:inline-flex;margin:0 0 10px;}
.md-about-heading h1,.md-about-heading h2{font-size:clamp(25px,3vw,34px);font-weight:950;line-height:1.35;margin:0;color:var(--text);}
.md-about-body{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);gap:14px;text-align:right;}
.md-about-panel{min-height:100%;padding:22px 23px;background:rgba(8,14,27,.42);border:1px solid rgba(139,126,255,.18);border-radius:17px;}
.md-about-panel--intro{background:linear-gradient(135deg,rgba(124,111,255,.12),rgba(8,14,27,.46));}
.md-about-panel p{font-size:15px;color:#c7ccdc;line-height:2.12;margin:0;}
.md-about-panel strong{color:var(--text);font-weight:900;}
.md-about-mantra{grid-column:1/-1;margin:0;padding:16px 20px;text-align:center;border-radius:15px;
  color:var(--brand2);font-size:16px;font-weight:900;letter-spacing:-.15px;
  background:linear-gradient(90deg,rgba(124,111,255,.11),rgba(90,199,232,.08),rgba(83,215,177,.09));
  border:1px solid rgba(184,158,255,.22);}
[data-md-theme="light"] .md-about-card{background:linear-gradient(135deg,rgba(245,244,255,.98),rgba(255,255,255,.98) 56%,rgba(238,251,250,.96));box-shadow:0 22px 60px rgba(43,46,78,.12);}
[data-md-theme="light"] .md-about-panel{background:rgba(255,255,255,.68);}
[data-md-theme="light"] .md-about-panel--intro{background:linear-gradient(135deg,rgba(124,111,255,.1),rgba(255,255,255,.72));}
[data-md-theme="light"] .md-about-panel p{color:#50566f;}

@media(max-width:760px){
  .md-about-card{padding:25px 20px;border-radius:20px;}
  .md-about-head{grid-template-columns:60px minmax(0,1fr);gap:13px;margin-bottom:18px;}
  .md-about-icon{width:60px;height:60px;border-radius:16px;}
  .md-about-icon svg{width:30px;height:30px;}
  .md-about-heading h1,.md-about-heading h2{font-size:23px;}
  .md-about-body{grid-template-columns:1fr;gap:11px;}
  .md-about-panel{padding:18px 17px;border-radius:15px;}
  .md-about-panel p{font-size:14px;line-height:2.05;}
  .md-about-mantra{font-size:14.5px;padding:14px 12px;}
}

/* ---------- مسیر دروس (SUBJECT JOURNEY) ---------- */
.md-journey{background:linear-gradient(180deg,transparent,rgba(124,111,255,0.04),transparent);}
.md-path{position:relative;max-width:920px;margin:0 auto;padding:14px 0;}
.md-path-line{position:absolute;top:0;bottom:0;left:50%;transform:translateX(-50%);width:3px;border-radius:3px;
  background:linear-gradient(180deg,transparent 0%,var(--brand) 12%,var(--brand2) 88%,transparent 100%);
  box-shadow:0 0 22px rgba(124,111,255,0.5);}
.md-subject{position:relative;display:grid;grid-template-columns:1fr 1fr;column-gap:60px;
  align-items:center;margin-bottom:56px;}
.md-subject:last-child{margin-bottom:0;}
.md-subject::before{content:'';position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:18px;height:18px;border-radius:50%;background:var(--brand);border:3px solid var(--bg);
  box-shadow:0 0 0 4px rgba(124,111,255,0.22),0 0 18px var(--brand);z-index:2;}
.md-subject:nth-of-type(even) .md-subject-visual{order:2;}
.md-subject:nth-of-type(even) .md-subject-text{order:1;}
.md-subject-visual{display:flex;justify-content:center;}
.md-subject-text .badge{display:inline-block;font-size:11px;font-weight:800;letter-spacing:.5px;
  color:var(--brand2);background:rgba(124,111,255,0.1);border:1px solid rgba(124,111,255,0.25);
  border-radius:14px;padding:4px 12px;margin-bottom:12px;}
.md-subject-text h3{font-size:21px;font-weight:900;margin:0 0 10px;}
.md-subject-text p{font-size:14px;color:var(--muted);line-height:2;margin:0;}

/* گوی تصویری شبه‌سه‌بعدی */
.md-visual-orb{position:relative;width:184px;height:184px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 50% 38%,rgba(124,111,255,0.2),rgba(15,20,34,0.65));
  border:1px solid var(--border);
  box-shadow:0 0 46px rgba(124,111,255,0.16),inset 0 0 34px rgba(124,111,255,0.1);
  animation:mdfloat 6s ease-in-out infinite;}
.md-visual-orb::after{content:'';position:absolute;inset:-10px;border-radius:50%;
  border:1.5px dashed rgba(124,111,255,0.28);animation:mdspin 20s linear infinite;}
@keyframes mdfloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-12px);}}
@keyframes mdspin{to{transform:rotate(360deg);}}
.md-ecg-line{stroke-dasharray:340;stroke-dashoffset:340;animation:mddraw 3.2s ease-in-out infinite;}
@keyframes mddraw{0%{stroke-dashoffset:340;}55%,100%{stroke-dashoffset:0;}}
.md-orb-pulse{transform-origin:center;animation:mdbeat 1.6s ease-in-out infinite;}
@keyframes mdbeat{0%,100%{transform:scale(1);}30%{transform:scale(1.12);}}

/* ---------- SUPPORT ---------- */
.md-support-sec{background:radial-gradient(ellipse at 50% 50%,rgba(124,111,255,0.07),transparent 70%);}
.md-support-card{max-width:680px;margin:0 auto;text-align:center;
  background:linear-gradient(135deg,rgba(124,111,255,0.12),rgba(15,20,34,0.6));
  border:1px solid rgba(124,111,255,0.3);border-radius:22px;padding:40px 34px;
  box-shadow:0 20px 50px rgba(0,0,0,0.35);}
.md-support-card h2{font-size:24px;font-weight:900;margin:0 0 14px;}
.md-support-card p{font-size:14.5px;color:#c0c4d8;line-height:2;margin:0 auto 26px;max-width:520px;}
.md-support-btn svg{animation:mdheart 1.4s ease-in-out infinite;}

/* ---------- بخش دوره‌ها (داینامیک) ---------- */
.md-courses-sec{border-top:1px solid var(--border);
  background:radial-gradient(ellipse at 50% 0%,rgba(124,111,255,0.07),transparent 70%);}
.md-courses-sec .md-main{padding-top:8px;}

/* ---------- ارتباط ---------- */
.md-contact-card{max-width:620px;margin:0 auto;text-align:center;
  background:var(--card);border:1px solid var(--border);border-radius:18px;padding:34px 30px;}
.md-contact-card h2{font-size:21px;font-weight:900;margin:0 0 12px;}
.md-contact-card p{font-size:14px;color:var(--muted);line-height:2;margin:0;}

/* ---------- حمایت + ارتباط کنار هم (کاهش اسکرول) ---------- */
.md-sc-combo{background:radial-gradient(ellipse at 50% 50%,rgba(124,111,255,0.06),transparent 70%);}
.md-sc-row{display:flex;gap:24px;max-width:1180px;margin:0 auto;align-items:stretch;}
.md-sc-row>.md-sc-col{flex:1 1 0;max-width:none;margin:0;display:flex;flex-direction:column;padding:40px 34px;}
.md-sc-row>.md-sc-col p{flex:1;}
/* کادرِ ارتباط هم شفافِ شیشه‌ای مثلِ کادرِ حمایت + تیترِ هم‌اندازه و متنِ خواناتر */
.md-sc-row>.md-contact-card{background:linear-gradient(135deg,rgba(124,111,255,0.12),rgba(15,20,34,0.6));border:1px solid rgba(124,111,255,0.3);border-radius:22px;box-shadow:0 20px 50px rgba(0,0,0,0.35);}
.md-sc-row .md-contact-card h2{font-size:24px;margin:0 0 14px;}
.md-sc-row .md-contact-card p{color:#c0c4d8;font-size:14.5px;max-width:520px;margin:0 auto 26px;}
/* متنِ دکمه‌ها در هر دو کادر دقیقاً وسط */
.md-sc-row .md-btn-primary{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;text-align:center;}
/* کیکرهای بیضیِ بالای دو کادر ~۱۰٪ بزرگ‌تر */
.md-sc-row .md-kicker{font-size:13.5px;padding:7px 18px;letter-spacing:1.5px;}
@media(max-width:860px){.md-sc-row{flex-direction:column;}.md-sc-row>.md-sc-col{max-width:680px;margin:0 auto;width:100%;}}

/* ---------- ریسپانسیو لندینگ ---------- */
@media(max-width:760px){
  .md-path-line{left:22px;transform:none;}
  .md-subject{grid-template-columns:1fr;row-gap:18px;padding-right:56px;margin-bottom:44px;text-align:right;}
  .md-subject::before{left:22px;top:30px;transform:translate(-50%,0);}
  .md-subject:nth-of-type(even) .md-subject-visual,
  .md-subject:nth-of-type(even) .md-subject-text{order:initial;}
  .md-subject-visual{justify-content:flex-start;}
}
@media(max-width:600px){
  .md-section{padding:54px 20px;}
  .md-hero{padding:60px 22px 46px;}
  .md-hero h1{font-size:25px;}
  .md-sec-head h2{font-size:21px;}
  .md-support-card{padding:30px 22px;}
  .md-btn-primary,.md-btn-ghost{padding:12px 22px;}
  .md-visual-orb{width:148px;height:148px;}
}

/* ============================================================
   ۴) صفحه خانه: دوره‌ها و کارت فصل‌ها
   ============================================================ */
.md-main{max-width:980px;margin:0 auto;padding:40px 24px 60px;}
.md-course-head{display:flex;align-items:center;gap:12px;margin:40px 0 20px;}
.md-course-head .ci{width:40px;height:40px;border-radius:10px;background:rgba(124,111,255,0.15);
  display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;}
.md-course-head h2{font-size:20px;font-weight:900;margin:0;}
.md-course-head p{font-size:12px;color:var(--muted);margin:0;}
.md-chapters{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:16px;}
.md-ch-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px;
  transition:border-color .2s,transform .2s;}
.md-ch-card:hover{border-color:var(--brand);transform:translateY(-2px);}
.md-ch-top{display:flex;align-items:center;gap:12px;margin-bottom:8px;}
.md-ch-num{min-width:38px;height:38px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand2));
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:900;color:#fff;flex-shrink:0;}
.md-ch-title{font-size:15px;font-weight:800;line-height:1.5;}
.md-ch-link{display:flex;align-items:center;justify-content:space-between;padding:9px 13px;
  border-radius:9px;background:var(--card2);border:1px solid var(--border);font-size:13px;
  font-weight:600;margin-top:8px;transition:.15s;}
.md-ch-link:hover{border-color:var(--brand);background:var(--opt-hover);}

/* ============================================================
   ۵) محتوای صفحه/درس (single + page)
   ============================================================ */
.md-content{max-width:860px;margin:0 auto;padding:24px 24px 60px;}
.md-content h1,.md-lesson-page-title{position:relative;overflow:hidden;font-size:26px;font-weight:900;line-height:1.45;color:#fff;margin:6px 0 30px;padding:24px 28px;border-radius:20px;background:linear-gradient(120deg,rgba(124,111,255,.22),rgba(90,180,224,.10) 58%,rgba(15,20,34,.55));border:1px solid rgba(124,111,255,.34);box-shadow:0 18px 44px rgba(0,0,0,.34);}
.md-content h1::before,.md-lesson-page-title::before{content:"";position:absolute;top:-42%;left:-8%;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(124,111,255,.5),transparent 62%);filter:blur(10px);animation:mdHeroGlow 6.5s ease-in-out infinite;pointer-events:none;}
.md-content:has(.md-crs-wrap){max-width:none;padding:24px 0 60px;}
.md-content:has(.md-crs-wrap)>h1:first-child{
  width:min(1180px,calc(100% - 40px));min-height:64px;
  margin:26px auto 38px;padding:14px 26px;
  display:none;align-items:center;justify-content:flex-start;
  color:var(--text);text-align:right;
  background:linear-gradient(90deg,rgba(90,180,224,.10),rgba(124,111,255,.24) 48%,rgba(124,111,255,.46));
  border:1px solid rgba(184,158,255,.42);border-right:4px solid var(--brand2);
  border-radius:14px;box-shadow:0 18px 46px rgba(0,0,0,.26),inset 0 1px 0 rgba(255,255,255,.07);
}
.md-page-meta{font-size:12px;color:var(--muted);margin-bottom:20px;padding-bottom:14px;border-bottom:1px solid var(--border);}

/* ============================================================
   ۶) عناصر مشترک محتوا — هر دو سیستم نام‌گذاری (کامل + مخفف)
   تا همه‌ی خلاصه‌های شما درست رندر شوند
   ============================================================ */
.md-content p{margin:0 0 14px;color:#c0c4d8;line-height:2;}
.md-content strong{color:var(--text);}
.md-content em{color:var(--accent4);font-style:normal;font-weight:700;}

/* تیتر بخش: section-title و st */
.section-title,.st{font-size:16px;font-weight:800;color:var(--accent2);margin:34px 0 14px;
  display:flex;align-items:center;gap:10px;}
.section-title::before,.st::before{content:'';display:block;width:4px;height:18px;
  background:var(--accent2);border-radius:4px;flex-shrink:0;}
.section-title.green,.st.g{color:var(--accent3);} .section-title.green::before,.st.g::before{background:var(--accent3);}
.section-title.red,.st.r{color:var(--accent);} .section-title.red::before,.st.r::before{background:var(--accent);}
.section-title.yellow,.st.y{color:var(--accent4);} .section-title.yellow::before,.st.y::before{background:var(--accent4);}
.section-title.purple,.st.pu{color:var(--brand2);} .section-title.purple::before,.st.pu::before{background:var(--brand2);}

/* part header */
.part-header{display:flex;align-items:center;gap:14px;margin-bottom:32px;padding:18px 22px;
  background:var(--card);border:1px solid var(--border);border-radius:12px;border-right:4px solid var(--brand);}
.part-header.p2{border-right-color:var(--accent2);}
.part-header.p3{border-right-color:var(--accent3);}
.part-header.p4{border-right-color:var(--accent4);}
.part-num-big,.pn{font-size:26px;font-weight:900;color:var(--brand);}
.part-header.p2 .part-num-big,.part-header.p2 .pn{color:var(--accent2);}
.part-header.p3 .part-num-big,.part-header.p3 .pn{color:var(--accent3);}
.part-header.p4 .part-num-big,.part-header.p4 .pn{color:var(--accent4);}
.part-label,.pl{font-size:11px;color:var(--muted);font-weight:700;letter-spacing:2px;margin-bottom:4px;}
.part-header-text h2,.pt h2{font-size:18px;font-weight:800;color:var(--text);margin:0;}

/* boxes — هر دو نام */
.box{border-radius:10px;padding:18px 20px;margin:18px 0;}
.box-clinical,.bc{background:#101e35;border:1px solid #2a3f60;border-right:4px solid var(--accent2);}
.box-warning,.bw{background:#1e1010;border:1px solid #4a2020;border-right:4px solid var(--accent);}
.box-success,.bs{background:#101f16;border:1px solid #1e4a28;border-right:4px solid var(--accent3);}
.box-info,.bi{background:#1c1a0e;border:1px solid #4a4010;border-right:4px solid var(--accent4);}
.box-purple,.bp{background:#140f2a;border:1px solid #3a2a60;border-right:4px solid var(--brand2);}
.box-title,.bt{font-weight:800;font-size:13px;margin-bottom:10px;letter-spacing:.5px;}
.box-clinical .box-title,.bc .bt{color:var(--accent2);}
.box-warning .box-title,.bw .bt{color:var(--accent);}
.box-success .box-title,.bs .bt{color:var(--accent3);}
.box-info .box-title,.bi .bt{color:var(--accent4);}
.box-purple .box-title,.bp .bt{color:var(--brand2);}
.box p{margin-bottom:8px;font-size:14px;} .box p:last-child{margin-bottom:0;}
.box-clinical p,.bc p{color:#90afc8;} .box-warning p,.bw p{color:#c89a9a;}
.box-success p,.bs p{color:#8abca0;} .box-info p,.bi p{color:#c0b880;} .box-purple p,.bp p{color:#a89ad8;}

/* key numbers — هر دو نام */
.key-numbers,.kn{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:18px 0;}
.kn-card,.kc{background:var(--card2);border:1px solid var(--border);border-radius:10px;padding:14px 16px;text-align:center;}
.kn-val,.kv{font-size:19px;font-weight:900;color:var(--accent2);display:block;margin-bottom:4px;}
.kn-val.green,.kv.g{color:var(--accent3);} .kn-val.yellow,.kv.y{color:var(--accent4);} .kn-val.red,.kv.r{color:var(--accent);}
.kn-label,.kl{font-size:11.5px;color:var(--muted);line-height:1.5;}

/* steps — هر دو نام */
.steps{margin:16px 0;}
.step{display:flex;gap:14px;margin-bottom:16px;align-items:flex-start;}
.step-num,.sn{min-width:28px;height:28px;border-radius:50%;background:var(--accent2);color:#fff;
  font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:4px;}
.step-num.red,.sn.r{background:var(--accent);}
.step-num.green,.sn.g{background:var(--accent3);color:#080c14;}
.step-num.yellow,.sn.y{background:var(--accent4);color:#080c14;}
.step-num.purple,.sn.pu{background:var(--brand2);color:#080c14;}
.step-title,.stit{font-weight:800;font-size:14.5px;color:var(--text);margin-bottom:4px;}
.step-body p,.sb p{margin:0;font-size:14px;}

/* phases — هر دو نام */
.phases,.ph{margin:16px 0;display:flex;flex-direction:column;gap:10px;}
.phase-row,.pr{background:var(--card2);border:1px solid var(--border);border-radius:8px;
  padding:13px 16px;display:flex;align-items:flex-start;gap:14px;}
.phase-badge,.pb{font-size:11px;font-weight:800;padding:4px 11px;border-radius:12px;white-space:nowrap;margin-top:3px;flex-shrink:0;}
.pb-red,.pbr{background:var(--accent);color:#fff;}
.pb-blue,.pbb{background:var(--accent2);color:#fff;}
.pb-green,.pbg{background:var(--accent3);color:#080c14;}
.pb-yellow,.pby{background:var(--accent4);color:#080c14;}
.pb-gray,.pbgr{background:#3a3f52;color:#c0c4d0;}
.pb-purple,.pbp{background:var(--brand2);color:#080c14;}
.phase-name,.pn2{font-weight:800;font-size:14px;color:var(--text);margin-bottom:4px;}
.phase-content p,.pr p{margin:0;font-size:13.5px;color:#8090b0;}

/* tables — هر دو نام */
.compare-table,.ct{width:100%;border-collapse:collapse;margin:16px 0;font-size:13.5px;}
.compare-table th,.ct th{background:var(--card2);color:var(--accent2);padding:10px 14px;
  text-align:right;font-weight:800;border:1px solid var(--border);}
.compare-table td,.ct td{padding:9px 14px;border:1px solid var(--border);color:#b4bcd0;vertical-align:top;}
.compare-table tr:nth-child(even) td,.ct tr:nth-child(even) td{background:#0c1020;}
.compare-table tr:nth-child(odd) td,.ct tr:nth-child(odd) td{background:var(--card);}

@media(max-width:700px){
  .compare-table,.ct{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;font-size:12.5px;}
  .compare-table thead,.compare-table tbody,.compare-table tfoot,
  .ct thead,.ct tbody,.ct tfoot{display:table;min-width:620px;width:100%;}
  .compare-table th,.ct th{padding:8px 10px;}
  .compare-table td,.ct td{padding:8px 10px;}
}

/* timeline (فصل ۱۰) */
.timeline{margin:20px 0;position:relative;}
.timeline::before{content:'';position:absolute;right:14px;top:0;bottom:0;width:2px;
  background:linear-gradient(to bottom,var(--brand),var(--accent3));border-radius:2px;}
.tl-item{display:flex;align-items:flex-start;gap:16px;margin-bottom:20px;padding-right:40px;position:relative;}
.tl-dot{position:absolute;right:7px;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--brand);border:2px solid var(--bg);}
.tl-dot.green{background:var(--accent3);} .tl-dot.blue{background:var(--accent2);}
.tl-dot.yellow{background:var(--accent4);} .tl-dot.red{background:var(--accent);}
.tl-time{font-size:12px;font-weight:800;color:var(--brand2);background:var(--card2);
  border:1px solid var(--border);border-radius:6px;padding:2px 10px;white-space:nowrap;flex-shrink:0;}
.tl-title{font-weight:800;font-size:14px;color:var(--text);margin-bottom:3px;}
.tl-content p{margin:0;font-size:13px;color:#8090b0;}

/* ECG wave (فصل ۱۱) و axis (فصل ۱۲) */
.ecg-wave-row{display:flex;align-items:center;gap:16px;background:var(--card2);border:1px solid var(--border);
  border-radius:10px;padding:14px 18px;margin-bottom:10px;}
.wave-label{font-size:22px;font-weight:900;min-width:44px;text-align:center;}
.wave-desc{font-size:13.5px;color:#9ab0c8;line-height:1.8;}
.axis-box{background:var(--card2);border:1px solid var(--border);border-radius:10px;padding:16px 20px;margin:16px 0;}
.axis-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;}
.axis-item{text-align:center;min-width:80px;}
.axis-deg{font-size:18px;font-weight:900;}
.axis-lbl{font-size:12px;color:var(--muted);margin-top:2px;}

/* TOC داخل محتوا */
.toc{background:var(--card);border:1px solid var(--border);border-radius:14px;overflow:hidden;margin:24px 0;}
.toc-header{padding:14px 22px;border-bottom:1px solid var(--border);font-size:11px;color:var(--muted);font-weight:700;letter-spacing:2px;}
.toc a{display:flex;align-items:center;gap:12px;color:var(--text);padding:12px 22px;border-bottom:1px solid var(--border);font-size:14px;}
.toc a:last-child{border-bottom:none;} .toc a:hover{background:var(--card2);}
.toc-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;}

.divider{border:none;border-top:1px solid var(--border);margin:50px 0;}

/* ============================================================
   ۷) کوییز تعاملی (همان کلاس‌های فایل‌های شما)
   ============================================================ */
.q-card{background:var(--card);border:1px solid var(--border);border-radius:12px;margin-bottom:22px;overflow:hidden;}
.q-card:hover{border-color:#2a3058;}
.q-header{display:flex;align-items:flex-start;gap:13px;padding:18px 18px 14px;}
.q-num{min-width:32px;height:32px;background:linear-gradient(135deg,var(--brand),var(--brand2));
  border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:900;color:#fff;flex-shrink:0;margin-top:2px;}
.q-text{font-size:14px;color:var(--text);line-height:1.85;font-weight:600;}
.q-options{padding:0 18px 16px;display:flex;flex-direction:column;gap:8px;}
.opt{display:flex;align-items:flex-start;gap:10px;padding:10px 14px;border-radius:8px;background:var(--opt-bg);
  border:1.5px solid var(--border);font-size:13.5px;color:#b0b8cc;line-height:1.7;cursor:pointer;transition:.15s;user-select:none;}
.opt:hover:not(.answered){background:var(--opt-hover);border-color:#3a4060;}
.opt-num{min-width:24px;height:24px;border-radius:6px;background:#1e2238;color:var(--muted);font-size:11px;font-weight:800;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px;transition:.2s;}
.opt.correct{background:var(--correct-bg)!important;border-color:var(--correct-border)!important;color:var(--correct-text)!important;}
.opt.correct .opt-num{background:var(--correct-border);color:#fff;}
.opt.wrong{background:var(--wrong-bg)!important;border-color:var(--wrong-border)!important;color:var(--wrong-text)!important;}
.opt.wrong .opt-num{background:var(--wrong-border);color:#fff;}
.opt.answered{cursor:default;} .opt.disabled{cursor:default;opacity:.55;} .opt.locked{cursor:not-allowed;opacity:.75;}
.q-explain{border-top:1px solid var(--border);padding:14px 18px;background:#0a1420;display:none;}
.q-explain.show{display:block;}
.explain-label{font-size:11px;font-weight:800;color:#5a9fe0;letter-spacing:1px;margin-bottom:6px;}
.explain-text{font-size:13px;color:#88a8c0;line-height:1.85;}
.explain-text strong{color:#a8c8e0;}
.submit-wrap{text-align:center;margin:30px 0;}
.submit-btn{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,var(--gold),#b89a3a);
  color:#1a1400;font-size:15px;font-weight:900;border:none;border-radius:10px;padding:14px 36px;cursor:pointer;font-family:var(--md-font);transition:opacity .2s;}
.submit-btn:hover{opacity:.9;} .submit-btn:disabled{opacity:.4;cursor:not-allowed;}
.review-section{display:none;margin-top:20px;} .review-section.show{display:block;}
.result-box{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:28px;text-align:center;margin-bottom:24px;}
.result-big{font-size:48px;font-weight:900;color:var(--gold);margin-bottom:8px;}
.result-sub{font-size:16px;color:var(--muted);} .result-msg{margin-top:12px;font-size:14px;color:var(--text);}
.review-card{background:var(--card);border:1px solid var(--border);border-radius:10px;margin-bottom:14px;overflow:hidden;}
.review-header{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border);}
.review-num,.rnum{min-width:28px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:900;color:#1a1400;background:var(--gold);flex-shrink:0;}
.review-num.wrong-r,.review-num.wr,.rnum.wr{background:#6b1a1a;color:#f87171;}
.review-q,.rq{font-size:13.5px;font-weight:700;color:var(--text);}
.review-body{padding:12px 16px;}
.review-opt,.ro{display:flex;align-items:flex-start;gap:8px;padding:8px 12px;border-radius:7px;font-size:13px;
  color:#b0b8cc;margin-bottom:6px;border:1px solid var(--border);background:var(--opt-bg);}
.review-opt.rc,.ro.rc{background:var(--correct-bg);border-color:var(--correct-border);color:var(--correct-text);}
.review-opt.rw,.ro.rw{background:var(--wrong-bg);border-color:var(--wrong-border);color:var(--wrong-text);}
.review-opt-num,.ron{min-width:22px;height:22px;border-radius:5px;background:#1e2238;font-size:10px;font-weight:800;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px;}
.review-opt.rc .review-opt-num,.ro.rc .ron{background:var(--correct-border);color:#fff;}
.review-opt.rw .review-opt-num,.ro.rw .ron{background:var(--wrong-border);color:#fff;}
.review-explain,.rev-exp{margin-top:8px;padding:10px 12px;background:#0a1420;border-radius:7px;border-right:3px solid #5a9fe0;}
.exp-lbl{font-size:10px;font-weight:800;color:#5a9fe0;letter-spacing:1px;margin-bottom:5px;}
.exp-txt{font-size:12.5px;color:#88a8c0;line-height:1.85;}
.progress-wrap{max-width:600px;margin:16px auto 0;background:var(--card2);border-radius:20px;height:6px;overflow:hidden;}
.progress-bar{height:100%;background:linear-gradient(90deg,var(--brand),var(--brand2));border-radius:20px;transition:width .4s ease;width:0%;}

/* ============================================================
   ۸) دیسکلیمر و فوتر
   ============================================================ */
.md-disclaimer{max-width:980px;margin:30px auto 0;padding:0 24px;}
.md-disc-box{background:#101e35;border:1px solid #2a3f60;border-right:4px solid var(--accent2);border-radius:10px;padding:16px 20px;}
.md-disc-box b{color:var(--accent2);display:block;margin-bottom:6px;font-size:13px;}
.md-disc-box p{font-size:13px;color:#90afc8;margin:0;line-height:1.9;}
.md-footer{
  position:relative;overflow:visible;margin-top:72px;padding:58px 24px 28px;
  background:transparent;
  border-top:0;text-align:initial;
}
.md-footer::before{
  content:'';position:absolute;top:0;right:0;left:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(124,111,255,.45),rgba(90,180,224,.34),rgba(124,111,255,.45),transparent);
}
.md-footer::after{
  content:'';position:absolute;top:-1px;left:50%;width:188px;height:54px;
  transform:translateX(-50%);background:var(--bg);
  border:1px solid rgba(124,111,255,.34);border-top:0;
  border-radius:0 0 98px 98px;box-shadow:0 20px 50px rgba(0,0,0,.35);
}
.md-footer-inner{position:relative;z-index:1;max-width:1180px;margin:0 auto;}
.md-footer-wordmark{
  width:max-content;max-width:100%;margin:0 auto 24px;padding:8px 22px;
  display:flex;align-items:center;justify-content:center;
  color:var(--text);font-size:20px;font-weight:900;line-height:1;
  direction:ltr;unicode-bidi:isolate;
  border:1px solid rgba(124,111,255,.32);border-radius:999px;
  background:rgba(124,111,255,.10);box-shadow:0 10px 28px rgba(0,0,0,.22);
}
.md-footer-wordmark span{color:var(--brand2);}
.md-footer-main{display:grid;grid-template-columns:1.1fr 1.45fr 1fr;gap:18px;align-items:stretch;}
.md-footer-brandbox,.md-footer-trustbox{
  border:1px solid rgba(124,111,255,.28);border-radius:14px;
  background:rgba(15,20,34,.74);padding:18px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04);
}
.md-footer-brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;}
.md-footer-brand .md-brand-icon{width:50px;height:50px;}
.md-footer-brand .md-brand-text{font-size:18px;direction:ltr;unicode-bidi:isolate;}
.md-footer-brandbox p{margin:12px 0 0;color:#8f98b4;font-size:13px;line-height:1.9;}
.md-footer-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}
.md-footer-links a{
  min-height:48px;display:flex;align-items:center;justify-content:center;text-align:center;
  color:#c9cee0;font-size:13px;font-weight:800;
  background:rgba(20,24,40,.72);border:1px solid rgba(124,111,255,.24);
  border-radius:10px;padding:10px 12px;transition:color .15s,border-color .15s,background .15s,transform .15s;
}
.md-footer-links a:hover{color:#fff;border-color:rgba(184,158,255,.55);background:rgba(124,111,255,.18);transform:translateY(-1px);}
.md-footer-trustbox{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:12px;}
.md-footer-brand-mini{justify-content:center;}
.md-footer-brand-mini .md-brand-icon{width:42px;height:42px;}
.md-footer-brand-mini .md-brand-text{font-size:16px;}
.md-enamad{display:flex;justify-content:center;align-items:center;}
.md-enamad img{height:92px;width:auto;border-radius:10px;background:#fff;padding:4px;}
.md-footer-rights{
  margin-top:18px;padding:13px 18px;text-align:center;
  color:#b9bfd6;font-size:12.5px;font-weight:700;line-height:1.8;
  border:1px solid rgba(90,180,224,.22);border-radius:12px;
  background:linear-gradient(90deg,rgba(90,180,224,.08),rgba(124,111,255,.10));
}
@media(max-width:900px){
  .md-footer-main{grid-template-columns:1fr;}
  .md-footer-brandbox,.md-footer-trustbox{padding:16px;}
}
@media(max-width:520px){
  .md-footer{margin-top:54px;padding:48px 12px 22px;}
  .md-footer::after{width:136px;height:42px;border-radius:0 0 72px 72px;}
  .md-footer-links{grid-template-columns:1fr;gap:8px;}
  .md-footer-links a{min-height:44px;font-size:12.5px;}
  .md-footer-wordmark{font-size:18px;margin-bottom:18px;}
}

@media(max-width:600px){.md-hero h1{font-size:23px;}.md-content h1,.md-lesson-page-title{font-size:22px;}}

/* ============================================================
   ۹) صفحه ورود / ثبت‌نام
   ============================================================ */
.md-auth-wrap{
  min-height:calc(100vh - 56px);
  display:flex;align-items:center;justify-content:center;
  padding:40px 20px;
  background:radial-gradient(ellipse 70% 60% at 50% 0%,rgba(124,111,255,0.13),transparent 65%);
}
.md-auth-card{
  width:100%;max-width:440px;
  background:var(--card);
  border:1px solid var(--border);
  border-radius:20px;
  padding:36px 32px 32px;
  box-shadow:0 32px 80px rgba(0,0,0,0.45);
}

body:has(.md-auth-wrap) .md-content{max-width:none;padding:0;}
body:has(.md-auth-wrap) .md-content>h1,
body:has(.md-auth-wrap) .md-disclaimer,
body:has(.md-auth-wrap) .md-footer{display:none;}
.md-auth-wrap{min-height:calc(100svh - 56px);padding:24px 16px;}
.md-auth-card{max-width:520px;padding:28px 28px 24px;}
.md-auth-logo{margin-bottom:20px;}
.md-auth-tabs{margin-bottom:18px;}
.md-field{margin-bottom:12px;}
.md-input{padding-top:9px;padding-bottom:9px;}
#form-register.active{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
#form-register .md-field{margin-bottom:0;}
#form-register .md-auth-submit,
#form-register .md-auth-switch{grid-column:1 / -1;}

/* لوگو */
.md-auth-logo{
  display:flex;align-items:center;justify-content:center;gap:10px;
  margin-bottom:28px;text-decoration:none;
}
.md-auth-logo .md-brand-icon{
  width:36px;height:36px;border-radius:9px;font-size:13px;font-weight:900;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  display:flex;align-items:center;justify-content:center;
}
.md-auth-logo .md-brand-text{font-size:18px;font-weight:900;color:var(--text);}
.md-auth-logo .md-brand-text span{color:var(--brand2);}

/* تب‌ها */
.md-auth-tabs{
  display:grid;grid-template-columns:1fr 1fr;
  position:relative;
  background:var(--card2);
  border:1px solid var(--border);
  border-radius:12px;padding:4px;
  margin-bottom:24px;
}
.md-auth-tab{
  background:none;border:none;color:var(--muted);
  font-family:var(--md-font);font-size:14px;font-weight:700;
  padding:9px 0;border-radius:9px;cursor:pointer;
  transition:color .2s,background .2s;position:relative;z-index:1;
}
.md-auth-tab.active{
  color:var(--text);
  background:var(--card);
  box-shadow:0 2px 10px rgba(0,0,0,0.3);
}
.md-auth-tab-line{display:none;}

/* پیام خطا/موفقیت */
.md-auth-msg{
  display:flex;align-items:center;gap:9px;
  font-size:13px;font-weight:600;
  border-radius:10px;padding:11px 14px;
  margin-bottom:20px;
}
.md-auth-msg.error{
  background:#2b0d0d;border:1px solid #6b1a1a;color:#f87171;
}
.md-auth-msg.success{
  background:#0d2b1a;border:1px solid #1a6b3a;color:#4ade80;
}

/* فرم‌ها */
.md-auth-form{display:none;}
.md-auth-form.active{display:block;}

/* فیلد */
.md-field{margin-bottom:16px;}
.md-label{display:block;font-size:12px;font-weight:700;color:var(--muted);
  margin-bottom:6px;letter-spacing:.5px;}
.md-label-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;}
.md-forgot{font-size:12px;font-weight:600;color:var(--brand2);text-decoration:none;transition:opacity .15s;}
.md-forgot:hover{opacity:.75;}

/* input wrapper */
.md-input-wrap{position:relative;display:flex;align-items:center;}
.md-field-ico{
  position:absolute;right:13px;color:var(--muted);
  pointer-events:none;flex-shrink:0;
}
.md-input{
  width:100%;background:var(--card2);
  border:1px solid var(--border);border-radius:10px;
  padding:11px 38px 11px 40px;
  font-family:var(--md-font);font-size:14px;color:var(--text);
  outline:none;transition:border-color .2s,box-shadow .2s;
  direction:rtl;
}
.md-input::placeholder{color:var(--muted);}
.md-input:focus{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(124,111,255,0.15);
}
.md-eye{
  position:absolute;left:11px;background:none;border:none;
  color:var(--muted);cursor:pointer;display:flex;align-items:center;
  padding:4px;border-radius:6px;transition:color .15s;
}
.md-eye:hover{color:var(--brand2);}

/* remember me */
.md-remember{
  display:flex;align-items:center;gap:9px;
  font-size:13px;color:var(--muted);cursor:pointer;
  user-select:none;margin-bottom:20px;
}
.md-remember input{display:none;}
.md-check-box{
  width:18px;height:18px;border-radius:5px;
  border:1.5px solid var(--border);background:var(--card2);
  flex-shrink:0;display:flex;align-items:center;justify-content:center;
  transition:background .15s,border-color .15s;
}
.md-remember input:checked + .md-check-box{
  background:var(--brand);border-color:var(--brand);
}
.md-remember input:checked + .md-check-box::after{
  content:'✓';color:#fff;font-size:11px;font-weight:900;line-height:1;
}

/* قدرت رمز */
.md-pass-strength{
  height:4px;border-radius:4px;background:var(--border);
  margin-top:8px;overflow:hidden;
}
.md-strength-fill{height:100%;width:0;border-radius:4px;transition:width .4s,background .4s;}
.md-strength-label{font-size:11px;font-weight:700;margin-top:4px;min-height:16px;transition:color .4s;}

/* دکمه ارسال */
.md-auth-submit{
  width:100%;display:flex;align-items:center;justify-content:center;gap:9px;
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:#fff;border:none;border-radius:11px;
  font-family:var(--md-font);font-size:15px;font-weight:800;
  padding:13px 0;cursor:pointer;margin-top:4px;
  box-shadow:0 10px 28px rgba(124,111,255,0.28);
  transition:transform .18s,box-shadow .18s,opacity .18s;
}
.md-auth-submit:hover{transform:translateY(-1px);box-shadow:0 14px 36px rgba(124,111,255,0.4);}
.md-auth-submit:active{transform:translateY(0);opacity:.9;}

/* لینک سوییچ */
.md-auth-switch{
  text-align:center;font-size:13px;color:var(--muted);margin-top:18px;margin-bottom:0;
}
.md-switch-tab{
  background:none;border:none;color:var(--brand2);font-family:var(--md-font);
  font-size:13px;font-weight:700;cursor:pointer;padding:0;
  text-decoration:underline;text-underline-offset:3px;transition:opacity .15s;
}
.md-switch-tab:hover{opacity:.75;}

.md-auth-logo{margin-bottom:20px;}
.md-auth-tabs{margin-bottom:18px;}
.md-field{margin-bottom:12px;}
.md-input{padding-top:9px;padding-bottom:9px;}

@media(max-width:480px){
  .md-auth-card{padding:28px 20px 24px;border-radius:16px;}
}

@media(max-width:640px){
  .md-auth-wrap{align-items:flex-start;padding:14px 10px 18px;}
  .md-auth-card{max-width:420px;padding:20px 16px 18px;border-radius:16px;}
  .md-auth-logo{margin-bottom:14px;}
  .md-auth-tabs{margin-bottom:14px;}
  .md-field{margin-bottom:10px;}
  .md-label{margin-bottom:4px;}
  .md-input{font-size:13.5px;padding:9px 36px 9px 38px;}
  .md-auth-switch{margin-top:12px;}
  #form-register.active{display:block;}
  #form-register .md-field{margin-bottom:10px;}
}
@media(max-height:720px) and (min-width:700px){
  .md-auth-wrap{align-items:flex-start;padding-top:12px;padding-bottom:12px;}
  .md-auth-card{padding:20px 24px 18px;}
  .md-auth-logo{display:none;}
  .md-auth-tabs{margin-bottom:12px;}
  .md-field{margin-bottom:9px;}
  .md-input{padding-top:8px;padding-bottom:8px;}
}

/* دکمه ورود/ثبت‌نام در navbar (header.php) */
.md-auth-btn{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:800;color:var(--brand2);
  background:rgba(124,111,255,0.10);
  border:1px solid rgba(124,111,255,0.45);
  border-radius:10px;padding:7px 14px;line-height:1;
  transition:transform .18s,background .18s,border-color .18s,color .18s;
}
.md-auth-btn:hover{
  transform:translateY(-1px);color:#fff;
  background:rgba(124,111,255,0.22);
  border-color:var(--brand);
}
.md-auth-btn.ghost{
  color:var(--muted);background:transparent;
  border-color:var(--border);
}
.md-auth-btn.ghost:hover{color:var(--accent);border-color:var(--accent);background:rgba(224,90,90,0.08);}
@media(max-width:480px){.md-auth-btn span{display:none;}.md-auth-btn{padding:8px 10px;}}

/* ============================================================
   ۱۰) صفحه‌ی پروفایل کاربر
   ============================================================ */
.md-profile-card{
  width:100%;max-width:560px;
  background:var(--card);border:1px solid var(--border);
  border-radius:20px;padding:30px 30px 32px;
  box-shadow:0 32px 80px rgba(0,0,0,0.45);
}
.md-profile-head{
  display:flex;align-items:center;gap:16px;
  padding-bottom:22px;margin-bottom:22px;
  border-bottom:1px solid var(--border);
}
.md-avatar{
  width:56px;height:56px;border-radius:16px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  display:flex;align-items:center;justify-content:center;
  font-size:24px;font-weight:900;color:#fff;text-transform:uppercase;
  box-shadow:0 8px 22px rgba(124,111,255,0.3);
}
.md-profile-id{flex:1;min-width:0;}
.md-profile-name{font-size:18px;font-weight:900;color:var(--text);}
.md-profile-username{font-size:13px;color:var(--muted);direction:ltr;text-align:right;}

.md-profile-sec{
  font-size:14px;font-weight:800;color:var(--brand2);
  margin:0 0 16px;display:flex;align-items:center;gap:9px;
}
.md-profile-sec::before{
  content:'';width:4px;height:16px;border-radius:4px;
  background:var(--brand2);flex-shrink:0;
}
.md-profile-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}

.md-profile-courses{margin-top:4px;}
.md-profile-empty{
  text-align:center;padding:30px 20px;
  background:var(--card2);border:1px dashed var(--border);border-radius:14px;
}
.md-profile-empty p{font-size:13px;color:var(--muted);margin:12px 0 16px;}

@media(max-width:520px){
  .md-profile-card{padding:24px 20px 26px;border-radius:16px;}
  .md-profile-grid{grid-template-columns:1fr;}
}

/* ============================================================
   ۱۱) مسیر دروس ۳D — تصاویر سه‌بعدی و انیمیشن‌های اسکرول
   ============================================================ */
.md-journey-3d{
  background:linear-gradient(180deg,transparent,rgba(124,111,255,0.04) 40%,rgba(184,158,255,0.03) 70%,transparent);
  overflow:hidden;
}

/* خط عمودی وسط که دروس رو به هم وصل می‌کنه */
.md-subj-flow{
  position:relative;
  max-width:1080px;
  margin:0 auto;
  padding:20px 24px 80px;
  display:flex;
  flex-direction:column;
  gap:96px;
}
.md-subj-path-line{
  position:absolute;
  top:60px;bottom:60px;
  left:50%;transform:translateX(-50%);
  width:2px;
  background:linear-gradient(to bottom,
    transparent 0%,
    rgba(124,111,255,.5) 10%,
    rgba(184,158,255,.5) 50%,
    rgba(124,111,255,.5) 90%,
    transparent 100%);
  pointer-events:none;
}

/* هر بلوک درس */
.md-subj-block{
  display:grid;
  grid-template-columns:1fr 1fr;
  column-gap:40px;
  align-items:center;
  position:relative;
  /* کادرِ شفافِ شیشه‌ای تا مشخص باشد یک کارت است، ولی افکتِ پشت دیده شود */
  background:linear-gradient(135deg,rgba(124,111,255,0.10),rgba(15,20,34,0.42));
  border:1px solid rgba(124,111,255,0.22);
  border-radius:24px;
  padding:30px 36px;
  backdrop-filter:blur(2px);
}
/* نقطه‌ی وسط (node روی خط عمودی) */
.md-subj-block::before{
  content:'';
  position:absolute;
  left:50%;top:50%;
  transform:translate(-50%,-50%);
  width:16px;height:16px;
  border-radius:50%;
  background:var(--brand);
  border:3px solid var(--bg);
  box-shadow:0 0 0 5px rgba(124,111,255,.2),0 0 20px var(--brand);
  z-index:3;
  transition:box-shadow .3s;
}
.md-subj-block.in::before{
  box-shadow:0 0 0 6px rgba(124,111,255,.35),0 0 28px var(--brand);
}

/* جانمایی ستون‌ها — RTL: col 1 = راست، col 2 = چپ */
/* حالت پیش‌فرض (فرد): تصویر چپ، متن راست */
.md-subj-img-col  { grid-column:2; grid-row:1; display:flex; justify-content:center; }
.md-subj-text-col { grid-column:1; grid-row:1; }
/* حالت معکوس (زوج): تصویر راست، متن چپ */
.md-subj-flip .md-subj-img-col  { grid-column:1; }
.md-subj-flip .md-subj-text-col { grid-column:2; }

/* ─── محتوای متنی درس ─── */
.md-float-wrap{
  display:flex;justify-content:center;align-items:center;
  min-height:200px;
}
.md-subj-idx{
  display:inline-block;
  font-size:11px;font-weight:900;letter-spacing:2px;
  color:var(--brand2);
  background:rgba(124,111,255,.1);
  border:1px solid rgba(124,111,255,.25);
  border-radius:20px;padding:4px 14px;
  margin-bottom:14px;
}
.md-subj-block h3{
  font-size:28px;font-weight:900;margin:0 0 14px;line-height:1.35;
}
.md-subj-block p{
  font-size:14.5px;color:var(--muted);line-height:2.05;margin:0 0 20px;
}
.md-subj-status{
  display:inline-block;font-size:12px;font-weight:700;
  color:var(--muted);background:rgba(106,112,144,.12);
  border:1px solid rgba(106,112,144,.25);border-radius:14px;
  padding:5px 14px;
}
.md-subj-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:800;
  color:var(--brand2);
  background:rgba(124,111,255,.1);
  border:1px solid rgba(124,111,255,.3);
  border-radius:10px;padding:9px 18px;
  transition:background .18s,transform .18s;
}
.md-subj-link:hover{
  background:rgba(124,111,255,.18);
  transform:translateX(-3px);
  color:var(--brand2);
}

/* انیمیشن ورود متن */
.md-subj-text-col{
  opacity:0;
  transform:translateY(28px);
  transition:opacity .75s ease .35s, transform .75s ease .35s;
}
.md-subj-block.in .md-subj-text-col{
  opacity:1;transform:none;
}

/* ─── تصاویر ۳D ─── */
.md-3d-obj{
  width:560px;
  max-width:100%;
  height:auto;
  object-fit:contain;
  filter:drop-shadow(0 20px 55px rgba(124,111,255,.38))
         drop-shadow(0 4px 12px rgba(0,0,0,.5));
  opacity:0;
  will-change:transform,opacity,clip-path;
  transition:opacity .9s ease .1s, clip-path 1.3s cubic-bezier(0.34,1.2,0.64,1) .1s;
}
/* قلب یکم کوچک‌تر از بقیه */
.is-heartbeat{ width:450px; }
.md-subj-block.in .md-3d-obj{ opacity:1; }

/* ── حالت اولیه (قبل از ظاهرشدن) ── */
.is-lens-reveal{ clip-path:circle(5% at 50% 68%); }
.is-bubble     { clip-path:circle(0% at 50% 50%); }
/* slide-scan, heartbeat, dna-spin فقط با transform انیمیشن دارند */

/* ── حالت نهایی clip-path (via transition) ── */
.md-subj-block.in .is-lens-reveal{ clip-path:circle(100%); }
.md-subj-block.in .is-bubble     { clip-path:circle(100%); }

/* ── انیمیشن‌های ورودی (transform) — یک‌بار اجرا، بعد floating جایگزین می‌شه ── */
.md-subj-block.in .is-lens-reveal{
  animation:enter-micro   1.3s cubic-bezier(.34,1.56,.64,1) both;
}
.md-subj-block.in .is-slide-scan{
  animation:enter-anatomy 1.0s cubic-bezier(.34,1.2,.64,1) both;
}
.md-subj-block.in .is-heartbeat{
  animation:enter-heart   1.2s cubic-bezier(.34,1.56,.64,1) both;
}
.md-subj-block.in .is-dna-spin{
  animation:enter-dna     1.2s cubic-bezier(.34,1.2,.64,1)  both;
}
.md-subj-block.in .is-bubble{
  animation:enter-embryo  1.2s cubic-bezier(.34,1.56,.64,1) both;
}

@keyframes enter-micro{
  0%  { transform:scale(2.6); }
  100%{ transform:scale(1) rotate(5deg); }
}
@keyframes enter-anatomy{
  0%  { transform:translateX(70px) scale(0.78); }
  100%{ transform:translateX(0) scale(1); }
}
@keyframes enter-heart{
  0%  { transform:scale(0.18); }
  65% { transform:scale(1.10); }
  100%{ transform:scale(1); }
}
@keyframes enter-dna{
  0%  { transform:rotate(-130deg) scale(0.35); }
  100%{ transform:rotate(0deg) scale(1); }
}
@keyframes enter-embryo{
  0%  { transform:scale(0.08); }
  70% { transform:scale(1.08); }
  100%{ transform:scale(1); }
}

/* ── انیمیشن‌های شناوری حلقه‌ای (بعد از ورود — floating class توسط JS) ── */
.md-3d-obj.floating.is-lens-reveal{
  animation:float-micro   4.8s ease-in-out infinite;
}
.md-3d-obj.floating.is-slide-scan{
  animation:float-anatomy 4.2s ease-in-out infinite;
}
.md-3d-obj.floating.is-heartbeat{
  animation:float-heart   3.6s ease-in-out infinite;
}
.md-3d-obj.floating.is-dna-spin{
  animation:float-dna     5.4s ease-in-out infinite;
}
.md-3d-obj.floating.is-bubble{
  animation:float-embryo  4.4s ease-in-out infinite;
}

@keyframes float-micro{
  0%,100%{ transform:scale(1) rotate(5deg) translateY(0); }
  50%    { transform:scale(1) rotate(5deg) translateY(-17px); }
}
@keyframes float-anatomy{
  0%,100%{ transform:translateY(0) scale(1); }
  50%    { transform:translateY(-15px) scale(1); }
}
@keyframes float-heart{
  0%,100%{ transform:scale(1) translateY(0); }
  30%    { transform:scale(1.05) translateY(-6px); }
  65%    { transform:scale(1) translateY(-14px); }
}
@keyframes float-dna{
  0%,100%{ transform:rotate(0deg) translateY(0); }
  50%    { transform:rotate(5deg) translateY(-19px); }
}
@keyframes float-embryo{
  0%,100%{ transform:scale(1) translateY(0); }
  50%    { transform:scale(1.04) translateY(-12px); }
}

/* ─── قلب ضربان‌دار در navbar ─── */
/* بهبود انیمیشن موجود (lub-dub واقعی) */
@keyframes mdheart{
  0%,100%{ transform:scale(1); }
  14%    { transform:scale(1.22); }
  28%    { transform:scale(0.96); }
  42%    { transform:scale(1.10); }
  56%    { transform:scale(1); }
}
.md-donate:hover svg{ animation-duration:.9s; }

/* ─── ریسپانسیو ─── */
@media(max-width:820px){
  .md-subj-block{
    grid-template-columns:1fr;
    row-gap:28px;
    text-align:center;
  }
  .md-subj-block::before{ display:none; }
  .md-subj-path-line{ display:none; }
  .md-subj-img-col,
  .md-subj-flip .md-subj-img-col{ grid-column:1; grid-row:1; }
  .md-subj-text-col,
  .md-subj-flip .md-subj-text-col{ grid-column:1; grid-row:2; }
  .md-float-wrap{ min-height:180px; }
  .md-3d-obj{ width:380px; }
  .is-heartbeat{ width:320px; }
  .md-subj-block h3{ font-size:22px; }
  .md-subj-link{ margin:0 auto; }
}
@media(max-width:520px){
  .md-subj-flow{ gap:64px; padding:10px 18px 60px; }
  .md-3d-obj{ width:280px; }
  .is-heartbeat{ width:240px; }
  .md-subj-block h3{ font-size:19px; }
}

/* ===== Section 12 — دوره‌ها و فصل‌ها ===== */

/* صفحه لیست دوره‌ها */
.md-courses-grid{max-width:860px;margin:40px auto;padding:0 20px;}
.md-crs-card{
  background:var(--card);border:1px solid var(--border);border-radius:18px;
  padding:28px 24px;display:flex;align-items:center;gap:20px;
  transition:border-color .2s,transform .2s;
}
.md-crs-card:hover{border-color:var(--brand);transform:translateY(-2px);}
/* همهٔ آیکونِ دوره‌ها در یک جعبهٔ هم‌اندازهٔ ۱۲۰×۱۲۰، وسط‌چین — عکس با object-fit داخلش جا می‌شود */
.md-crs-icon{flex-shrink:0;width:120px;height:120px;display:flex;align-items:center;justify-content:center;font-size:62px;line-height:1;}
.md-crs-icon svg{width:72px;height:72px;display:block;}
.md-crs-icon img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;display:block;filter:drop-shadow(0 6px 16px rgba(124,111,255,.25));}
.md-crs-icon.md-crs-icon-embryology{width:155px;height:155px;}
.md-crs-icon.md-crs-icon-embryology img{width:100%;height:100%;max-width:none;max-height:none;}
/* آیکونِ تربیت بدنی — دمبلِ سفید روی جعبهٔ بنفشِ گرادیانی (هم‌سطحِ آیکونِ فیزیک) */
.md-crs-ico-pe .md-pe-badge{width:96px;height:96px;border-radius:24px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#7c6fff,#9d7bff);box-shadow:0 10px 26px rgba(124,111,255,.42);}
.md-crs-ico-pe .md-pe-badge svg{width:60px;height:60px;display:block;}
.md-crs-body{flex:1;}
.md-crs-title{font-size:20px;font-weight:800;color:var(--text);margin:0 0 6px;}
.md-crs-meta{font-size:13px;color:var(--muted);margin:0 0 10px;display:flex;gap:12px;flex-wrap:wrap;}
.md-crs-meta span::before{content:'·  ';}
.md-crs-meta span:first-child::before{content:'';}
.md-crs-chips{display:flex;gap:8px;flex-wrap:wrap;}
.md-chip{background:rgba(124,111,255,.12);color:var(--brand2);
  font-size:11px;font-weight:700;padding:3px 10px;border-radius:20px;}
.md-crs-btn{
  background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:#fff;font-size:14px;font-weight:700;padding:10px 20px;
  border-radius:12px;text-decoration:none;white-space:nowrap;flex-shrink:0;
  transition:transform .15s,box-shadow .15s;
}
.md-crs-btn:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(124,111,255,.35);}
/* ستونِ دکمه‌ها: «ورود به دوره» بالا، «افزودن به دوره‌های من» دقیقاً زیرش و هم‌اندازه */
.md-crs-cta{display:flex;flex-direction:column;gap:10px;flex-shrink:0;align-items:stretch;}
.md-crs-cta .md-crs-btn{display:flex;align-items:center;justify-content:center;text-align:center;width:100%;box-sizing:border-box;}
.md-crs-cta .md-enroll-btn{display:flex;align-items:center;justify-content:center;width:100%;box-sizing:border-box;font-size:14px;font-weight:700;padding:10px 20px;border-radius:12px;}

/* صفحه دوره — هدر */
.md-crs-wrap{width:100%;max-width:1180px;margin:0 auto;padding:30px 20px 60px;box-sizing:border-box;}
.md-crs-header-bar{text-align:center;margin-bottom:36px;}
.md-crs-back a{font-size:13px;color:var(--muted);text-decoration:none;}
.md-crs-back a:hover{color:var(--brand2);}
.md-crs-main-title{font-size:28px;font-weight:900;color:var(--text);margin:10px 0 6px;}
.md-crs-subtitle{font-size:14px;color:var(--muted);margin:0;}

/* هدرِ یکپارچهٔ دوره (تیترِ هاله‌دار + کادرِ بازگشت) */
.md-crs-hero{display:flex;gap:16px;align-items:stretch;margin-bottom:34px;flex-wrap:wrap;}
.md-crs-hero-main{position:relative;flex:1 1 440px;min-width:0;overflow:hidden;border-radius:20px;padding:30px 30px 28px;
  background:linear-gradient(120deg,rgba(124,111,255,.22),rgba(90,180,224,.10) 58%,rgba(15,20,34,.55));
  border:1px solid rgba(124,111,255,.34);box-shadow:0 18px 44px rgba(0,0,0,.34);text-align:right;}
.md-crs-hero-glow{position:absolute;top:-42%;left:-8%;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,111,255,.55),transparent 62%);filter:blur(10px);
  animation:mdHeroGlow 6.5s ease-in-out infinite;pointer-events:none;}
@keyframes mdHeroGlow{0%,100%{transform:translate(0,0) scale(1);opacity:.7;}50%{transform:translate(26px,20px) scale(1.2);opacity:1;}}
.md-crs-hero-ring{position:absolute;right:-56px;bottom:-56px;width:190px;height:190px;opacity:.45;
  animation:mdHeroSpin 26s linear infinite;pointer-events:none;}
@keyframes mdHeroSpin{to{transform:rotate(360deg);}}
.md-crs-hero-row{position:relative;z-index:1;display:flex;align-items:center;gap:13px;}
.md-crs-hero-ic{display:inline-flex;align-items:center;justify-content:center;font-size:30px;line-height:1;flex:none;filter:drop-shadow(0 3px 9px rgba(0,0,0,.45));}
.md-crs-hero-ic svg{display:block;}
.md-crs-hero-ic img{width:52px;height:52px;object-fit:contain;display:block;}
.md-crs-hero-ic img.md-embryology-hero-icon{width:78px;height:78px;}
.md-crs-hero-ic .md-pe-badge{display:inline-flex;width:48px;height:48px;align-items:center;justify-content:center;}
.md-crs-hero-ic .md-pe-badge svg{width:42px;height:42px;}
.md-crs-hero-title{margin:0;font-size:29px;font-weight:900;color:#fff;line-height:1.32;}
.md-crs-hero-sub{position:relative;z-index:1;margin:11px 0 0;font-size:13.5px;color:var(--brand2,#b89eff);line-height:1.95;}
.md-crs-hero-enroll{position:relative;z-index:1;margin-top:16px;}
.md-crs-hero-back{flex:0 0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;text-decoration:none;
  min-width:146px;padding:18px 20px;border-radius:20px;background:var(--card2,#141828);border:1px solid var(--border,#1e2338);
  color:var(--text,#eaedf5);font-weight:800;font-size:13.5px;transition:transform .15s,border-color .15s,box-shadow .15s,color .15s;}
.md-crs-hero-back:hover{transform:translateY(-2px);border-color:rgba(124,111,255,.5);box-shadow:0 12px 28px rgba(0,0,0,.3);color:var(--brand2,#b89eff);}
.md-crs-hero-back svg{width:26px;height:26px;}
/* تیترِ تکراریِ صفحه در صفحاتِ دوره از طریقِ page.php رندر نمی‌شود (نیازی به مخفی‌سازیِ CSS نیست) */
.md-crs-wrap .md-courses-grid{max-width:none;margin:24px 0 0;padding:0;}
@media(max-width:680px){
  .md-crs-hero{flex-direction:column;}
  .md-crs-hero-main{flex-basis:auto;padding:24px 22px;}
  .md-crs-hero-title{font-size:23px;}
  .md-crs-hero-back{flex-direction:row;min-width:0;padding:13px 18px;}
  .md-crs-hero-back svg{width:20px;height:20px;}
}
@media(prefers-reduced-motion:reduce){.md-crs-hero-glow,.md-crs-hero-ring{animation:none;}}

/* ============================================================
   اسکرول‌بارِ سفارشیِ مددرویش (نوارِ کناری + هالهٔ نور)
   فقط ظاهرِ اسکرول؛ بقیهٔ سایت دست‌نخورده. اسکرول با ماوس/لمس/کیبورد کار می‌کند.
   ============================================================ */
html{scrollbar-width:none;-ms-overflow-style:none;}
html::-webkit-scrollbar{width:0;height:0;display:none;}
.md-scrollrail{position:fixed;top:57px;left:7px;width:20px;height:calc(100vh - 57px);z-index:9990;pointer-events:auto;opacity:1;transition:opacity .3s;cursor:pointer;touch-action:none;user-select:none;}
.md-scrollrail.md-sr-hide{opacity:0;pointer-events:none;}
.md-sr-track{position:absolute;top:0;bottom:0;left:7px;width:6px;border-radius:6px;background:rgba(124,111,255,.10);}
.md-sr-fill{position:absolute;left:7px;top:0;width:6px;height:0;border-radius:6px;overflow:hidden;background:linear-gradient(180deg,#5ab4e0,#7c6fff 55%,#b89eff);box-shadow:0 0 12px rgba(124,111,255,.55);}
.md-sr-halo{position:absolute;left:50%;width:30px;height:54px;transform:translateX(-50%);background:radial-gradient(ellipse at center,rgba(255,255,255,.92),rgba(255,255,255,0) 68%);filter:blur(3px);animation:mdSrSweep 2.6s linear infinite;}
.md-sr-fill.md-sr-rev .md-sr-halo{animation-direction:reverse;}
@keyframes mdSrSweep{0%{top:-14%}100%{top:106%}}
@media(max-width:600px){.md-scrollrail{left:2px;width:17px;}.md-sr-track,.md-sr-fill{left:6px;width:5px;}}
@media(prefers-reduced-motion:reduce){.md-sr-halo{animation:none;}}

/* ============================================================
   FloatingLines — پس‌زمینهٔ ثابتِ تمام‌صفحه (WebGL) برای کلِ سایت
   پشتِ همهٔ محتوا؛ بدونِ مرز/درز چون با صفحه اسکرول نمی‌شود.
   ============================================================ */
/* جلوگیری از اسکرولِ افقیِ ناخواسته — overflow-x:clip برخلافِ hidden اسکرول‌کانتینر نمی‌سازد،
   پس اسکرولِ عمودیِ دسکتاپ سالم می‌ماند و نوارِ اضافه نمی‌سازد؛ ولی سرریزِ افقی (تبلت) را مطمئن می‌بندد */
html,body{overflow-x:clip;}
body{position:relative;isolation:isolate;}
.md-fl-bg{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden;mix-blend-mode:screen;opacity:.95;}
.md-fl-bg ~ :not(.md-navbar):not(.md-scrollrail):not(.md-site-notices):not(.md-logout-modal),body > :not(.md-fl-bg):not(.md-navbar):not(script):not(style):not(.md-scrollrail):not(.md-site-notices):not(.md-logout-modal){position:relative;z-index:1;}
body > .md-navbar{z-index:10000;}
.md-fl-bg canvas{display:block;width:100%;height:100%;}
/* روی دستگاه‌های لمسی (موبایل/تبلت): WebGL خاموش + پس‌زمینهٔ گرادیانِ ثابتِ سبک (بدونِ پردازش) */
@media (max-width:1024px){
  .md-fl-bg{display:none!important;}
  body{background-image:
    radial-gradient(120% 80% at 50% -6%,rgba(124,111,255,.12),transparent 55%),
    radial-gradient(95% 60% at 100% 100%,rgba(90,180,224,.07),transparent 60%);
    background-attachment:fixed;background-repeat:no-repeat;}
}
/* پیوستگی: پس‌زمینهٔ ماتِ هیرو را شفاف کن تا افکت در بالا هم دیده شود (نه فقط پایین) */
.md-hero{background:transparent!important;border-bottom:none!important;}
/* خواناتر کردنِ متنِ خاکستریِ لندینگ روی پس‌زمینهٔ افکت */
.md-hero-sub,.md-sec-head p,.md-subj-block p{color:#c8cde2;}
/* سازگاریِ موبایلِ تغییراتِ تازه */
@media(max-width:820px){
  .md-subj-block{padding:24px 18px;overflow:hidden;}
  .md-subj-block .md-3d-obj,.md-subj-block .is-heartbeat{max-width:100%;}
}
@media(max-width:600px){
  .md-sc-row>.md-sc-col{padding:28px 20px;}
  .md-subj-block{padding:18px 14px;}
}

/* ============================================================
   BorderGlow — هالهٔ رنگیِ لبهٔ کارت‌ها در جهتِ نشانگر (افزایشی)
   ============================================================ */
.mdbg{--edge-proximity:0;--cursor-angle:45deg;--edge-sensitivity:34;--color-sensitivity:calc(var(--edge-sensitivity) + 20);--glow-padding:34px;--cone-spread:25;--fill-opacity:.5;isolation:isolate;}
.mdbg::before,.mdbg::after,.mdbg>.mdbg-light{content:"";position:absolute;inset:0;border-radius:inherit;transition:opacity .25s ease-out;pointer-events:none;}
.mdbg::before,.mdbg::after{z-index:-1;}
.mdbg:not(:hover)::before,.mdbg:not(:hover)::after,.mdbg:not(:hover)>.mdbg-light{opacity:0;transition:opacity .7s ease-in-out;}
.mdbg::before{border:1px solid transparent;
  background:linear-gradient(var(--card-bg,#141828) 0 100%) padding-box,
    var(--g1) border-box,var(--g2) border-box,var(--g3) border-box,var(--g4) border-box,var(--g5) border-box,var(--g6) border-box,var(--g7) border-box,var(--gbase) border-box;
  opacity:calc((var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));
  -webkit-mask-image:conic-gradient(from var(--cursor-angle) at center,black calc(var(--cone-spread)*1%),transparent calc((var(--cone-spread)+15)*1%),transparent calc((100 - var(--cone-spread) - 15)*1%),black calc((100 - var(--cone-spread))*1%));
  mask-image:conic-gradient(from var(--cursor-angle) at center,black calc(var(--cone-spread)*1%),transparent calc((var(--cone-spread)+15)*1%),transparent calc((100 - var(--cone-spread) - 15)*1%),black calc((100 - var(--cone-spread))*1%));}
.mdbg::after{border:1px solid transparent;
  background:var(--g1) padding-box,var(--g2) padding-box,var(--g3) padding-box,var(--g4) padding-box,var(--g5) padding-box,var(--g6) padding-box,var(--g7) padding-box,var(--gbase) padding-box;
  -webkit-mask-image:linear-gradient(to bottom,black,black),radial-gradient(ellipse at 50% 50%,black 40%,transparent 65%),radial-gradient(ellipse at 66% 66%,black 5%,transparent 40%),radial-gradient(ellipse at 33% 33%,black 5%,transparent 40%),radial-gradient(ellipse at 66% 33%,black 5%,transparent 40%),radial-gradient(ellipse at 33% 66%,black 5%,transparent 40%),conic-gradient(from var(--cursor-angle) at center,transparent 5%,black 15%,black 85%,transparent 95%);
  mask-image:linear-gradient(to bottom,black,black),radial-gradient(ellipse at 50% 50%,black 40%,transparent 65%),radial-gradient(ellipse at 66% 66%,black 5%,transparent 40%),radial-gradient(ellipse at 33% 33%,black 5%,transparent 40%),radial-gradient(ellipse at 66% 33%,black 5%,transparent 40%),radial-gradient(ellipse at 33% 66%,black 5%,transparent 40%),conic-gradient(from var(--cursor-angle) at center,transparent 5%,black 15%,black 85%,transparent 95%);
  -webkit-mask-composite:source-out;mask-composite:subtract,add,add,add,add,add;
  opacity:calc(var(--fill-opacity,.5) * (var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));mix-blend-mode:soft-light;}
.mdbg>.mdbg-light{inset:calc(var(--glow-padding)*-1);z-index:1;
  -webkit-mask-image:conic-gradient(from var(--cursor-angle) at center,black 2.5%,transparent 10%,transparent 90%,black 97.5%);
  mask-image:conic-gradient(from var(--cursor-angle) at center,black 2.5%,transparent 10%,transparent 90%,black 97.5%);
  opacity:calc((var(--edge-proximity) - var(--edge-sensitivity)) / (100 - var(--edge-sensitivity)));mix-blend-mode:plus-lighter;}
.mdbg>.mdbg-light::before{content:"";position:absolute;inset:var(--glow-padding);border-radius:inherit;
  box-shadow:inset 0 0 0 1px var(--glow-color),inset 0 0 1px 0 var(--glow-color-60),inset 0 0 3px 0 var(--glow-color-50),inset 0 0 6px 0 var(--glow-color-40),inset 0 0 15px 0 var(--glow-color-30),inset 0 0 25px 2px var(--glow-color-20),inset 0 0 50px 2px var(--glow-color-10),0 0 1px 0 var(--glow-color-60),0 0 3px 0 var(--glow-color-50),0 0 6px 0 var(--glow-color-40),0 0 15px 0 var(--glow-color-30),0 0 25px 2px var(--glow-color-20),0 0 50px 2px var(--glow-color-10);}

/* آکاردئون فصل‌ها */
.md-accordion{display:flex;flex-direction:column;gap:12px;}
.md-acc-item{
  background:rgba(15,20,34,.78);
  border:1px solid rgba(124,111,255,.24);
  border-radius:14px;overflow:hidden;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.035);
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.md-accordion .md-acc-item:first-child,
.md-acc-item.open{
  border-color:rgba(124,111,255,.52);
  box-shadow:0 0 0 1px rgba(124,111,255,.12),0 16px 34px rgba(0,0,0,.22),inset 0 1px 0 rgba(184,158,255,.06);
}
.md-acc-head{
  width:100%;background:none;border:none;cursor:pointer;
  min-height:76px;padding:17px 24px;display:flex;align-items:center;gap:14px;
  color:var(--text);text-align:right;
}
.md-acc-head:hover{background:rgba(124,111,255,.07);}
.md-acc-left{display:flex;align-items:center;gap:12px;flex:1;min-width:0;}
.md-acc-num{
  background:rgba(124,111,255,.15);color:var(--brand2);
  font-family:var(--md-font);font-size:12px;font-weight:800;
  padding:5px 12px;border-radius:999px;letter-spacing:.3px;
  white-space:nowrap;flex-shrink:0;
}
.md-acc-name{font-family:var(--md-font);font-size:16px;font-weight:900;color:var(--text);letter-spacing:0;min-width:0;}
.md-acc-badges{display:flex;gap:7px;flex-shrink:0;}
.md-badge{font-family:var(--md-font);font-size:11px;font-weight:800;padding:3px 11px;border-radius:999px;letter-spacing:.3px;border:1px solid transparent;}
.md-badge.sum{background:rgba(90,180,224,.14);color:#7cc5ec;border-color:rgba(90,180,224,.3);}
.md-badge.clinical{background:rgba(224,192,90,.14);color:#f0cf78;border-color:rgba(224,192,90,.32);}
.md-badge.easy{background:rgba(90,224,160,.14);color:#6fe6a8;border-color:rgba(90,224,160,.3);}
.md-badge.hard{background:rgba(224,90,90,.14);color:#f08a8a;border-color:rgba(224,90,90,.3);}
.md-acc-arrow{color:var(--muted);flex-shrink:0;transition:transform .25s;}
.md-acc-item.open .md-acc-arrow{transform:rotate(180deg);}

/* بدنه آکاردئون */
.md-acc-body{display:none;border-top:1px solid var(--border);}
.md-acc-item.open .md-acc-body{display:block;}
.md-acc-body,.md-acc-body *{scrollbar-width:thin;scrollbar-color:rgba(184,158,255,.22) transparent;}
.md-acc-body::-webkit-scrollbar,.md-acc-body *::-webkit-scrollbar{width:4px;height:4px;}
.md-acc-body::-webkit-scrollbar-track,.md-acc-body *::-webkit-scrollbar-track{background:transparent;}
.md-acc-body::-webkit-scrollbar-thumb,.md-acc-body *::-webkit-scrollbar-thumb{background:rgba(184,158,255,.18);border-radius:999px;}
.md-acc-body::-webkit-scrollbar-thumb:hover,.md-acc-body *::-webkit-scrollbar-thumb:hover{background:rgba(184,158,255,.32);}
.md-acc-body iframe.md-sum-frame,
.md-lpane iframe.md-sum-frame{
  display:block;width:100%;
  height:min(820px,calc(100svh - 136px))!important;
  min-height:min(640px,calc(100svh - 136px))!important;
  border:0;border-radius:12px;background:#0b0a12;
  scrollbar-width:thin;scrollbar-color:rgba(184,158,255,.28) transparent;
}
.md-acc-body iframe.md-sum-frame::-webkit-scrollbar,
.md-lpane iframe.md-sum-frame::-webkit-scrollbar{width:4px;height:4px;}
.md-acc-body iframe.md-sum-frame::-webkit-scrollbar-track,
.md-lpane iframe.md-sum-frame::-webkit-scrollbar-track{background:transparent;}
.md-acc-body iframe.md-sum-frame::-webkit-scrollbar-thumb,
.md-lpane iframe.md-sum-frame::-webkit-scrollbar-thumb{background:rgba(184,158,255,.24);border-radius:999px;}
.md-acc-body iframe.md-sum-frame::-webkit-scrollbar-thumb:hover,
.md-lpane iframe.md-sum-frame::-webkit-scrollbar-thumb:hover{background:rgba(184,158,255,.38);}

/* تب‌های درس */
.md-ltabs{display:flex;gap:4px;padding:14px 16px 0;flex-wrap:wrap;}
.md-ltab{
  background:none;border:1px solid var(--border);border-bottom:none;
  color:var(--muted);font-size:13px;font-weight:600;
  padding:8px 16px;border-radius:10px 10px 0 0;cursor:pointer;
  font-family:inherit;transition:background .15s,color .15s;
}
.md-ltab.active{background:rgba(124,111,255,.12);color:var(--brand2);border-color:rgba(124,111,255,.3);}
.md-ltab-clinical.active{background:rgba(224,192,90,.1);color:#f0cf78;border-color:rgba(224,192,90,.3);}
.md-ltab:hover:not(.active){background:rgba(255,255,255,.04);color:var(--text);}

/* پنل محتوای درس */
.md-lpane{display:none;padding:24px 20px 28px;}
.md-lpane.active{display:block;content-visibility:auto;contain-intrinsic-size:auto 800px;}
.md-lesson-content{color:var(--text);line-height:1.9;font-size:15px;}
.md-lesson-content h2,.md-lesson-content h3{color:var(--brand2);margin-top:24px;}
.md-lesson-content p{margin:0 0 14px;}
.md-lesson-content ul,.md-lesson-content ol{padding-right:20px;margin:0 0 14px;}
.md-lesson-content li{margin-bottom:6px;}
.md-workbench-entry{
  display:flex;align-items:center;justify-content:flex-start;gap:10px;flex-wrap:wrap;
  margin:0 0 14px;padding:10px 12px;border:1px solid rgba(124,111,255,.24);
  border-radius:14px;background:rgba(124,111,255,.06);
}
.md-workbench-btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:40px;
  padding:8px 16px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand2));
  color:#fff!important;font-weight:900;text-decoration:none;box-shadow:0 10px 24px rgba(124,111,255,.22);
}
.md-workbench-entry span{font-size:12px;color:var(--muted);}

/* پیام «هنوز بارگذاری نشده» */
.md-no-content{
  text-align:center;padding:40px 20px;
  color:var(--muted);
}
.md-no-content span{font-size:36px;display:block;margin-bottom:12px;opacity:.5;}
.md-no-content p{font-size:14px;margin:0;}

@media(max-width:640px){
  .md-acc-body iframe.md-sum-frame,
  .md-lpane iframe.md-sum-frame{
    height:calc(100svh - 112px)!important;
    min-height:520px!important;
    border-radius:10px;
  }
  .md-workbench-entry{align-items:stretch;}
  .md-workbench-btn{width:100%;}
  .md-crs-card{flex-direction:column;text-align:center;}
  .md-crs-meta{justify-content:center;}
  .md-crs-chips{justify-content:center;}
  .md-acc-head{flex-wrap:wrap;}
  .md-acc-badges{width:100%;justify-content:flex-start;}
  .md-ltab{font-size:12px;padding:7px 10px;}
}

@media(max-width:700px){
  .md-content{padding:16px 12px 44px;}
  .md-content h1,.md-lesson-page-title{font-size:21px;line-height:1.35;}
  .md-content:has(.md-crs-wrap){padding:16px 0 44px;}
  .md-content:has(.md-crs-wrap)>h1:first-child{
    width:calc(100% - 24px);min-height:auto;
    margin:12px auto 24px;padding:12px 14px;
    font-size:20px;border-radius:12px;
  }
  .md-page-meta{margin-bottom:14px;padding-bottom:10px;}
  .md-crs-wrap{padding:22px 12px 48px;}
  .md-crs-header-bar{margin-bottom:24px;}
  .md-crs-main-title{font-size:23px;line-height:1.35;}
  .md-acc-head{padding:14px 12px;gap:10px;}
  .md-ltabs{padding:10px 10px 0;gap:5px;flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;}
  .md-ltab{white-space:nowrap;flex:0 0 auto;}
  .md-lpane{padding:16px 10px 22px;}
  .md-lesson-content{font-size:14px;line-height:1.85;}
  .md-ch-body .content{padding:6px 0 28px;}
  .md-ch-body .part-section{margin-bottom:38px;}
  .part-header,.md-ch-body .part-header{padding:12px 12px;gap:10px;margin-bottom:20px;}
  .box,.md-ch-body .box{padding:13px 12px;margin:12px 0;}
  .step,.md-ch-body .step{gap:10px;margin-bottom:12px;}
  .phase-row,.md-ch-body .phase-row{padding:10px 11px;gap:9px;}
}

/* ============================================================
   ۱۳) خلاصه فصل — محتوای داخل تب خلاصه (.md-ch-body)
   ============================================================ */
.md-ch-body{direction:rtl;font-family:var(--md-font);line-height:2;}
.md-ch-body .content{max-width:100%;margin:0;padding:10px 4px 40px;}
.md-ch-body .part-section{margin-bottom:60px;}
.md-ch-body .part-header{display:flex;align-items:center;gap:14px;margin-bottom:28px;padding:16px 20px;background:var(--card);border:1px solid var(--border);border-radius:12px;border-right:4px solid var(--brand);}
.md-ch-body .part-header.p2{border-right-color:var(--accent2);}
.md-ch-body .part-header.p3{border-right-color:var(--accent3);}
.md-ch-body .part-header.p4{border-right-color:var(--accent4);}
.md-ch-body .part-num-big{font-size:26px;font-weight:900;color:var(--brand);line-height:1;}
.md-ch-body .part-header.p2 .part-num-big{color:var(--accent2);}
.md-ch-body .part-header.p3 .part-num-big{color:var(--accent3);}
.md-ch-body .part-header.p4 .part-num-big{color:var(--accent4);}
.md-ch-body .part-header-text .part-label{font-size:11px;color:var(--muted);font-weight:700;letter-spacing:2px;margin-bottom:4px;}
.md-ch-body .part-header-text h2{font-size:17px;font-weight:800;color:var(--text);}
.md-ch-body .section-title{font-size:15px;font-weight:800;color:var(--accent2);margin:28px 0 12px;display:flex;align-items:center;gap:10px;}
.md-ch-body .section-title::before{content:'';display:block;width:4px;height:17px;background:var(--accent2);border-radius:4px;flex-shrink:0;}
.md-ch-body .section-title.green{color:var(--accent3);}.md-ch-body .section-title.green::before{background:var(--accent3);}
.md-ch-body .section-title.red{color:var(--accent);}.md-ch-body .section-title.red::before{background:var(--accent);}
.md-ch-body .section-title.yellow{color:var(--accent4);}.md-ch-body .section-title.yellow::before{background:var(--accent4);}
.md-ch-body .section-title.purple{color:var(--brand2);}.md-ch-body .section-title.purple::before{background:var(--brand2);}
.md-ch-body p{margin-bottom:13px;color:#c8ccd8;line-height:2;font-size:14.5px;}
.md-ch-body strong{color:var(--text);}
.md-ch-body em{color:var(--accent4);font-style:normal;font-weight:700;}
/* Boxes */
.md-ch-body .box{border-radius:10px;padding:16px 18px;margin:16px 0;}
.md-ch-body .box-clinical{background:#121e35;border:1px solid #2a3f60;border-right:4px solid var(--accent2);}
.md-ch-body .box-warning{background:#1f1010;border:1px solid #4a2020;border-right:4px solid var(--accent);}
.md-ch-body .box-success{background:#101f16;border:1px solid #1e4a28;border-right:4px solid var(--accent3);}
.md-ch-body .box-info{background:#1e1c0e;border:1px solid #4a4010;border-right:4px solid var(--accent4);}
.md-ch-body .box-purple{background:#160f2a;border:1px solid #3a2a60;border-right:4px solid var(--brand2);}
.md-ch-body .box-title{font-weight:800;font-size:13px;margin-bottom:8px;letter-spacing:.5px;}
.md-ch-body .box-clinical .box-title{color:var(--accent2);}.md-ch-body .box-warning .box-title{color:var(--accent);}
.md-ch-body .box-success .box-title{color:var(--accent3);}.md-ch-body .box-info .box-title{color:var(--accent4);}
.md-ch-body .box-purple .box-title{color:var(--brand2);}
.md-ch-body .box p{margin-bottom:7px;font-size:13.5px;}.md-ch-body .box p:last-child{margin-bottom:0;}
.md-ch-body .box-clinical p{color:#9aafc8;}.md-ch-body .box-warning p{color:#c89a9a;}
.md-ch-body .box-success p{color:#8abca0;}.md-ch-body .box-info p{color:#c0b880;}
.md-ch-body .box-purple p{color:#b09ad8;}
/* Key numbers */
.md-ch-body .key-numbers{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px;margin:16px 0;}
.md-ch-body .kn-card{background:var(--card2);border:1px solid var(--border);border-radius:10px;padding:12px 14px;text-align:center;}
.md-ch-body .kn-val{font-size:19px;font-weight:900;color:var(--accent2);display:block;margin-bottom:3px;}
.md-ch-body .kn-label{font-size:11px;color:var(--muted);line-height:1.5;}
/* Steps */
.md-ch-body .steps{margin:14px 0;}
.md-ch-body .step{display:flex;gap:12px;margin-bottom:14px;align-items:flex-start;}
.md-ch-body .step-num{width:27px;height:27px;border-radius:50%;background:var(--accent2);color:#fff;font-weight:800;font-size:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:5px;}
.md-ch-body .step-num.red{background:var(--accent);}
.md-ch-body .step-num.green{background:var(--accent3);color:#0b0e18;}
.md-ch-body .step-num.yellow{background:var(--accent4);color:#0b0e18;}
.md-ch-body .step-num.purple{background:var(--brand2);color:#0b0e18;}
.md-ch-body .step-body .step-title{font-weight:800;font-size:14px;color:var(--text);margin-bottom:3px;}
.md-ch-body .step-body p{margin:0;font-size:13.5px;}
/* Phases */
.md-ch-body .phases{margin:14px 0;display:flex;flex-direction:column;gap:8px;}
.md-ch-body .phase-row{background:var(--card2);border:1px solid var(--border);border-radius:8px;padding:12px 15px;display:flex;align-items:flex-start;gap:12px;}
.md-ch-body .phase-badge{font-size:11px;font-weight:800;padding:3px 10px;border-radius:12px;white-space:nowrap;margin-top:3px;flex-shrink:0;}
.md-ch-body .pb-red{background:var(--accent);color:#fff;}.md-ch-body .pb-blue{background:var(--accent2);color:#fff;}
.md-ch-body .pb-green{background:var(--accent3);color:#0b0e18;}.md-ch-body .pb-yellow{background:var(--accent4);color:#0b0e18;}
.md-ch-body .pb-gray{background:#3a3f52;color:#c0c4d0;}.md-ch-body .pb-purple{background:var(--brand2);color:#0b0e18;}
.md-ch-body .phase-name{font-weight:800;font-size:14px;color:var(--text);margin-bottom:3px;}
.md-ch-body .phase-content p{margin:0;font-size:13px;color:#9aa4bc;}
/* Table */
.md-ch-body .compare-table{width:100%;border-collapse:collapse;margin:14px 0;font-size:13px;}
.md-ch-body .compare-table th{background:var(--card2);color:var(--accent2);padding:9px 12px;text-align:right;font-weight:800;border:1px solid var(--border);}
.md-ch-body .compare-table td{padding:8px 12px;border:1px solid var(--border);color:#b4bcd0;vertical-align:top;}
.md-ch-body .compare-table tr:nth-child(even) td{background:#0f1220;}
.md-ch-body .compare-table tr:nth-child(odd) td{background:var(--card);}
@media(max-width:700px){
  .md-ch-body .compare-table{display:block;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;font-size:12.5px;}
  .md-ch-body .compare-table thead,
  .md-ch-body .compare-table tbody,
  .md-ch-body .compare-table tfoot{display:table;min-width:620px;width:100%;}
  .md-ch-body .compare-table th{padding:8px 10px;}
  .md-ch-body .compare-table td{padding:8px 10px;}
}
/* TOC inside summary */
.md-ch-body .toc-wrap{max-width:100%;margin:20px 0;padding:0;}
.md-ch-body .toc{background:var(--card);border:1px solid var(--border);border-radius:12px;overflow:hidden;}
.md-ch-body .toc-header{padding:13px 18px;border-bottom:1px solid var(--border);font-size:11px;color:var(--muted);font-weight:700;letter-spacing:2px;}
.md-ch-body .toc a{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;padding:11px 18px;border-bottom:1px solid var(--border);font-size:13.5px;transition:background .18s;}
.md-ch-body .toc a:last-child{border-bottom:none;}
.md-ch-body .toc a:hover{background:var(--card2);}
.md-ch-body .toc-dot{width:9px;height:9px;border-radius:50%;flex-shrink:0;}

/* ═══════════ صفحه‌ی حمایت مالی + لیست زنده حامیان [md_support] ═══════════ */
.md-support-wrap{max-width:980px;margin:0 auto;padding:8px 0 20px;}
.md-support-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:stretch;}
.md-sup-card{background:linear-gradient(135deg,rgba(124,111,255,0.12),rgba(15,20,34,0.6));
  border:1px solid rgba(124,111,255,0.3);border-radius:22px;padding:32px 28px;
  box-shadow:0 20px 50px rgba(0,0,0,0.35);display:flex;flex-direction:column;}
/* کارت دعوت به حمایت */
.md-sup-cta{text-align:center;align-items:center;justify-content:center;}
.md-sup-icon{width:74px;height:74px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 10px 28px rgba(124,111,255,0.4);margin-bottom:18px;}
.md-sup-icon svg{animation:mdheart 1.4s ease-in-out infinite;}
.md-sup-cta h2{font-size:23px;font-weight:900;margin:0 0 14px;color:var(--text);}
.md-sup-cta p{font-size:14px;color:#c0c4d8;line-height:2;margin:0 0 26px;}
/* هدف حمایت (نوار پیشرفت overlay) */
.md-sup-goal{width:100%;margin-top:26px;padding-top:22px;border-top:1px solid rgba(124,111,255,0.18);}
.md-sup-goal-title{font-size:14px;font-weight:800;color:var(--text);margin-bottom:12px;}
.md-sup-goal-frame{width:100%;min-height:120px;border-radius:12px;overflow:hidden;
  background:rgba(8,12,20,0.4);border:1px solid var(--border);}
.md-sup-goal-frame iframe{width:100%;height:100%;min-height:120px;border:0;display:block;background:#fff;
  filter:invert(1) hue-rotate(180deg);}
/* کارت لیست زنده */
.md-sup-live-title{display:flex;align-items:center;gap:9px;justify-content:center;
  font-size:16px;font-weight:800;color:var(--text);margin:0 0 18px;}
.md-live-dot{width:9px;height:9px;border-radius:50%;background:var(--accent3);
  box-shadow:0 0 0 0 rgba(90,224,160,0.6);animation:mdlive 1.6s ease-out infinite;}
@keyframes mdlive{0%{box-shadow:0 0 0 0 rgba(90,224,160,0.55);}70%{box-shadow:0 0 0 10px rgba(90,224,160,0);}100%{box-shadow:0 0 0 0 rgba(90,224,160,0);}}
.md-sup-live-frame{flex:1;min-height:420px;border-radius:14px;overflow:hidden;
  background:rgba(8,12,20,0.5);border:1px solid var(--border);}
.md-sup-live-frame iframe{width:100%;height:100%;min-height:420px;border:0;display:block;background:#fff;
  filter:invert(1) hue-rotate(180deg);}
.md-sup-live-hint{text-align:center;font-size:12.5px;color:var(--muted);margin:14px 0 0;}
@media(max-width:760px){
  .md-support-grid{grid-template-columns:1fr;}
  .md-sup-card{padding:26px 20px;}
  .md-sup-live-frame,.md-sup-live-frame iframe{min-height:360px;}
}
@media(prefers-reduced-motion:reduce){.md-sup-icon svg,.md-live-dot{animation:none!important;}}
.md-ch-body .divider{border:none;border-top:1px solid var(--border);margin:40px 0;}


/* ============================================================
   MEDDARVISH COURSE TAXONOMY V192
   مسیر دانشگاه‌ها و علوم پایه — مستقل از صفحات محتوای هر درس
   ============================================================ */
.md-path-shell{width:min(1340px,calc(100% - 40px));margin:0 auto;direction:rtl;color:var(--text)}
.md-path-home-section{overflow:hidden}.md-path-home-section .md-path-shell{width:min(1340px,100%)}
.md-path-home-intro{text-align:center;max-width:860px;margin:0 auto 30px}.md-path-kicker{display:inline-flex;align-items:center;justify-content:center;padding:10px 22px;border:1px solid rgba(158,132,255,.38);border-radius:999px;background:rgba(124,111,255,.1);color:#b79cff;font-weight:900;font-size:14px}.md-path-home-intro h2{margin:18px 0 10px;font-size:clamp(30px,4vw,50px);line-height:1.35;color:#f5f7ff}.md-path-home-intro p{margin:0;color:var(--muted);font-size:16px;line-height:2}
.md-path-gateway{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.md-path-gateway-card{position:relative;display:flex;min-height:330px;flex-direction:column;align-items:flex-start;padding:36px 38px 30px;overflow:hidden;border:1px solid;text-decoration:none;color:inherit;border-radius:26px;transition:transform .2s,border-color .2s,box-shadow .2s}.md-path-gateway-card:before{content:"";position:absolute;inset:auto -70px -110px auto;width:280px;height:280px;border-radius:50%;filter:blur(4px);opacity:.45}.md-path-gateway-card:hover{transform:translateY(-4px)}.md-path-gateway-card.is-university{border-color:rgba(34,197,94,.45);background:linear-gradient(145deg,rgba(18,53,47,.96),rgba(12,25,31,.98));box-shadow:0 20px 50px rgba(1,40,27,.2)}.md-path-gateway-card.is-university:before{background:radial-gradient(circle,rgba(34,197,94,.38),transparent 68%)}.md-path-gateway-card.is-university:hover{border-color:rgba(52,211,153,.82);box-shadow:0 24px 56px rgba(1,68,45,.3)}.md-path-gateway-card.is-basic{border-color:rgba(56,189,248,.43);background:linear-gradient(145deg,rgba(25,49,78,.98),rgba(13,23,39,.98));box-shadow:0 20px 50px rgba(5,36,70,.22)}.md-path-gateway-card.is-basic:before{background:radial-gradient(circle,rgba(56,189,248,.38),transparent 68%)}.md-path-gateway-card.is-basic:hover{border-color:rgba(96,165,250,.85);box-shadow:0 24px 56px rgba(5,56,105,.3)}
.md-path-gateway-icon{position:absolute;top:34px;left:34px;display:grid;place-items:center;width:74px;height:74px;border-radius:22px;background:rgba(255,255,255,.07);color:#74e5b1}.md-path-gateway-card.is-basic .md-path-gateway-icon{color:#67c8ff}.md-path-gateway-icon svg{width:43px;height:43px}.md-path-tag{display:inline-flex;padding:7px 13px;border-radius:999px;background:rgba(255,255,255,.07);color:#7be9b5;font-size:12px;font-weight:900}.is-basic .md-path-tag{color:#73cfff}.md-path-gateway-card>strong{display:block;margin:24px 0 12px;font-size:34px;line-height:1.35;color:#f7f9ff}.md-path-gateway-copy{display:block;max-width:520px;color:#abb4ca;font-size:15px;line-height:2}.md-path-gateway-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.md-path-gateway-chips i{font-style:normal;border:1px solid rgba(255,255,255,.11);border-radius:999px;padding:6px 11px;color:#c7cee0;font-size:12px}.md-path-gateway-cta{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;margin-top:auto;padding:13px 17px;border-radius:13px;background:rgba(34,197,94,.72);color:#fff;font-size:14px;font-weight:900}.is-basic .md-path-gateway-cta{background:rgba(37,132,228,.82)}.md-path-gateway-cta svg,.md-path-enter svg{width:21px;height:21px}
.md-path-notes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:22px;border:1px solid rgba(124,111,255,.22);border-radius:17px;background:rgba(17,25,40,.75);overflow:hidden}.md-path-note{display:flex;align-items:center;gap:10px;justify-content:center;min-height:72px;padding:14px 20px}.md-path-note+.md-path-note{border-right:1px solid rgba(124,111,255,.18)}.md-path-note span{color:#f3f5ff;font-weight:900}.md-path-note strong{color:var(--muted);font-size:12px;font-weight:700}.is-home .md-path-notes{grid-template-columns:repeat(2,minmax(0,1fr))}
.md-path-page-hero{width:100%;margin:0 0 30px}.md-path-page-hero .md-crs-hero-title{font-size:clamp(28px,3.3vw,46px)}.md-path-page-hero .md-crs-hero-ic{display:grid;place-items:center}.md-path-page-hero .md-crs-hero-ic svg{width:58px;height:58px}.md-path-page-hero.is-university .md-crs-hero-main{background:linear-gradient(115deg,rgba(24,70,58,.96),rgba(15,24,34,.98));border-color:rgba(34,197,94,.4)}.md-path-page-hero.is-university .md-crs-hero-ic{color:#55dda0}.md-path-page-hero.is-basic .md-crs-hero-main{background:linear-gradient(115deg,rgba(27,53,87,.97),rgba(15,24,38,.98));border-color:rgba(56,189,248,.4)}.md-path-page-hero.is-basic .md-crs-hero-ic{color:#68caff}
.md-path-university-grid{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(320px,.8fr);gap:24px}.md-path-university-card,.md-path-contact-card{position:relative;min-height:340px;border-radius:25px;padding:36px;border:1px solid rgba(34,197,94,.35);background:linear-gradient(145deg,rgba(18,52,46,.97),rgba(13,22,31,.98));color:inherit;text-decoration:none;overflow:hidden}.md-path-university-card{display:flex;flex-direction:column;align-items:flex-start;transition:transform .2s,border-color .2s}.md-path-university-card:hover{transform:translateY(-3px);border-color:rgba(52,211,153,.8)}.md-path-university-icon,.md-path-contact-icon{display:grid;place-items:center;width:72px;height:72px;border-radius:20px;color:#57dfa2;background:rgba(34,197,94,.1)}.md-path-university-icon svg,.md-path-contact-icon svg{width:42px;height:42px}.md-path-university-card .md-path-tag{position:absolute;top:37px;left:38px}.md-path-university-card h2,.md-path-contact-card h2{margin:24px 0 10px;color:#f5f8ff;font-size:28px}.md-path-university-card p,.md-path-contact-card p{margin:0;color:#aab4c9;line-height:2}.md-path-university-count{margin-top:18px;color:#69e6ad;font-size:13px;font-weight:900}.md-path-university-card .md-path-gateway-cta{margin-top:auto;max-width:310px}.md-path-contact-card{border-color:rgba(124,111,255,.34);background:linear-gradient(145deg,rgba(30,31,58,.98),rgba(15,22,34,.98))}.md-path-contact-icon{color:#b99dff;background:rgba(124,111,255,.12)}.md-path-contact-card a{display:inline-flex;margin-top:24px;padding:12px 18px;border-radius:12px;background:linear-gradient(135deg,#7868ed,#a88bff);color:#fff;text-decoration:none;font-weight:900}
.md-path-course-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.md-path-course-card{display:grid;grid-template-columns:150px minmax(0,1fr);grid-template-rows:1fr auto;min-height:310px;overflow:hidden;border:1px solid rgba(124,111,255,.28);border-radius:24px;background:linear-gradient(145deg,rgba(25,33,52,.98),rgba(13,19,31,.99));transition:transform .2s,border-color .2s,box-shadow .2s}.md-path-course-card:hover{transform:translateY(-3px);border-color:rgba(157,132,255,.65);box-shadow:0 18px 45px rgba(0,0,0,.25)}.md-path-course-logo{grid-row:1/3;display:flex;align-items:center;justify-content:center;min-height:100%;overflow:hidden;background:radial-gradient(circle,rgba(124,111,255,.13),transparent 68%)}.md-path-logo{display:block;object-fit:contain;filter:drop-shadow(0 14px 18px rgba(0,0,0,.35));mix-blend-mode:screen}.md-path-logo.is-square{width:128px;height:128px}.md-path-logo.is-portrait{width:auto;height:158px;max-width:138px}.md-path-logo.is-embryo{width:145px;height:145px;object-fit:contain}.md-path-logo-emoji{font-size:82px;filter:drop-shadow(0 13px 17px rgba(0,0,0,.3))}.md-path-course-body{padding:28px 28px 18px}.md-path-course-eyebrow{display:inline-flex;color:#a990ff;font-size:12px;font-weight:900}.md-path-course-body h2{margin:8px 0 9px;color:#f6f7fc;font-size:25px;line-height:1.45}.md-path-course-body p{margin:0;color:#9ca8bf;font-size:13.5px;line-height:1.9}.md-path-course-chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:15px}.md-path-course-chips span{padding:5px 9px;border:1px solid rgba(124,111,255,.24);border-radius:999px;background:rgba(124,111,255,.08);color:#b9a8ff;font-size:11px;font-weight:800}.md-path-course-actions{grid-column:2;display:flex;align-items:center;gap:10px;padding:0 28px 26px}.md-path-enter{display:flex;align-items:center;justify-content:space-between;gap:10px;min-width:160px;padding:11px 15px;border-radius:12px;background:linear-gradient(135deg,#7464e9,#9d80fb);color:#fff;text-decoration:none;font-size:13px;font-weight:900}.md-path-course-actions .md-enroll-btn{padding:10px 13px;font-size:12px}
html[data-md-theme="light"] .md-path-home-intro h2,html[data-md-theme="light"] .md-path-gateway-card>strong,html[data-md-theme="light"] .md-path-university-card h2,html[data-md-theme="light"] .md-path-contact-card h2,html[data-md-theme="light"] .md-path-course-body h2{color:#182139}html[data-md-theme="light"] .md-path-gateway-card.is-university{background:linear-gradient(145deg,#eafaf2,#f5fbf8)}html[data-md-theme="light"] .md-path-gateway-card.is-basic{background:linear-gradient(145deg,#eaf4ff,#f7faff)}html[data-md-theme="light"] .md-path-gateway-copy,html[data-md-theme="light"] .md-path-university-card p,html[data-md-theme="light"] .md-path-contact-card p,html[data-md-theme="light"] .md-path-course-body p{color:#59657d}html[data-md-theme="light"] .md-path-gateway-chips i{color:#536079;border-color:rgba(46,61,91,.16)}html[data-md-theme="light"] .md-path-notes{background:#f7f9ff}html[data-md-theme="light"] .md-path-note span{color:#27334c}html[data-md-theme="light"] .md-path-university-card{background:linear-gradient(145deg,#eaf9f2,#f7fbfa)}html[data-md-theme="light"] .md-path-contact-card{background:linear-gradient(145deg,#f1edff,#faf9ff)}html[data-md-theme="light"] .md-path-course-card{background:linear-gradient(145deg,#f5f7ff,#fff)}html[data-md-theme="light"] .md-path-logo{mix-blend-mode:multiply}
@media(max-width:900px){.md-path-gateway,.md-path-course-grid,.md-path-university-grid{grid-template-columns:1fr}.md-path-notes{grid-template-columns:1fr}.md-path-note+.md-path-note{border-right:0;border-top:1px solid rgba(124,111,255,.18)}}
@media(max-width:680px){.md-path-shell{width:min(100% - 24px,1340px)}.md-path-gateway-card{min-height:360px;padding:28px 24px}.md-path-gateway-icon{top:26px;left:24px;width:62px;height:62px}.md-path-gateway-icon svg{width:36px;height:36px}.md-path-gateway-card>strong{font-size:29px}.md-path-course-card{grid-template-columns:110px minmax(0,1fr)}.md-path-course-logo{grid-row:1}.md-path-logo.is-square{width:96px;height:96px}.md-path-logo.is-portrait{height:122px;max-width:104px}.md-path-logo.is-embryo{width:105px;height:105px}.md-path-logo-emoji{font-size:64px}.md-path-course-body{padding:22px 18px 14px}.md-path-course-body h2{font-size:20px}.md-path-course-actions{grid-column:1/3;padding:0 18px 20px;flex-wrap:wrap}.md-path-page-hero .md-crs-hero-ic svg{width:44px;height:44px}.md-path-university-card,.md-path-contact-card{padding:28px 24px}}
@media(prefers-reduced-motion:reduce){.md-path-gateway-card,.md-path-university-card,.md-path-course-card{transition:none}}


/* ============================================================
   MEDDARVISH V193 GEOMETRY CORRECTION
   اصلاح نسبت طول/ارتفاع فقط برای مسیرهای دانشگاه و علوم پایه
   ============================================================ */

/* والد صفحات جدید نباید محدودیت ۸۶۰ پیکسلی صفحات متنی را بگیرد. */
.md-content:has(.md-path-shell){max-width:none;padding:24px 0 60px}
.md-section.md-path-home-section{max-width:1420px;padding-right:24px;padding-left:24px}
.md-path-shell{width:min(1340px,calc(100% - 48px))}
.md-path-home-section .md-path-shell{width:min(1340px,100%)}

/* هدرهای جدید: همان زبان بصری هدر درس‌ها، کشیده‌تر و کم‌ارتفاع‌تر. */
.md-path-page-hero{display:grid;grid-template-columns:minmax(0,1fr) 154px;gap:16px;align-items:stretch;flex-wrap:nowrap;width:100%;margin-bottom:28px}
.md-path-page-hero .md-crs-hero-main{display:flex;min-height:190px;padding:24px 32px;flex-direction:column;justify-content:center;box-sizing:border-box}
.md-path-page-hero .md-crs-hero-back{min-width:0;padding:16px 14px;box-sizing:border-box}
.md-path-page-hero .md-crs-hero-title{font-size:clamp(29px,3vw,42px);line-height:1.35}
.md-path-page-hero .md-crs-hero-sub{max-width:900px;margin-top:9px;line-height:1.8}
.md-path-page-hero .md-crs-hero-ic svg{width:50px;height:50px}

/* کارت‌های انتخاب مسیر: فاصله قطعی میان چیپ‌ها و دکمه، بدون تداخل. */
.md-path-gateway{align-items:stretch}
.md-path-gateway-card{min-height:340px;padding:30px 34px 26px;box-sizing:border-box}
.md-path-gateway-card>strong{margin:18px 0 9px;font-size:32px}
.md-path-gateway-copy{line-height:1.85}
.md-path-gateway-chips{margin-top:14px;margin-bottom:22px;position:relative;z-index:1}
.md-path-gateway-cta{position:relative;z-index:1;flex:none;min-height:46px;margin-top:auto;box-sizing:border-box}

/* هر درس یک ردیف تمام‌عرض: لوگو | اطلاعات | دو اکشن هم‌اندازه و زیر هم. */
.md-path-course-grid{grid-template-columns:1fr;gap:18px}
.md-path-course-card{grid-template-columns:180px minmax(0,1fr) 230px;grid-template-rows:1fr;min-height:220px}
.md-path-course-logo{grid-column:1;grid-row:1;min-height:220px}
.md-path-course-body{grid-column:2;grid-row:1;display:flex;flex-direction:column;justify-content:center;padding:24px 30px}
.md-path-course-body h2{margin:6px 0 7px;font-size:25px}
.md-path-course-body p{line-height:1.8}
.md-path-course-chips{margin-top:12px}
.md-path-course-actions{grid-column:3;grid-row:1;display:flex;flex-direction:column;align-items:stretch;justify-content:center;gap:12px;padding:25px 26px;box-sizing:border-box}
.md-path-course-actions .md-path-enter,.md-path-course-actions .md-enroll-btn{display:flex;width:100%;min-width:0;min-height:48px;align-items:center;justify-content:center;gap:9px;margin:0;padding:10px 14px;box-sizing:border-box;text-align:center;font-size:12.5px;line-height:1.5}
.md-path-course-actions .md-path-enter{justify-content:space-between}

/* صفحه دانشگاه‌ها: کارت دانشگاه و ارتباط هر دو مستطیلی و تمام‌عرض. */
.md-path-university-grid{grid-template-columns:1fr;gap:18px}
.md-path-university-card{display:grid;grid-template-columns:88px minmax(0,1fr) 220px;grid-template-rows:auto auto auto auto;column-gap:24px;align-items:center;min-height:210px;padding:26px 30px;box-sizing:border-box}
.md-path-university-icon{grid-column:1;grid-row:1/5}
.md-path-university-card .md-path-tag{position:static;grid-column:2;grid-row:1;justify-self:start}
.md-path-university-card h2{grid-column:2;grid-row:2;margin:7px 0 3px;font-size:27px}
.md-path-university-card p{grid-column:2;grid-row:3;line-height:1.8}
.md-path-university-count{grid-column:2;grid-row:4;margin-top:8px}
.md-path-university-card .md-path-gateway-cta{grid-column:3;grid-row:1/5;width:100%;max-width:none;margin:0}
.md-path-contact-card{display:grid;grid-template-columns:88px minmax(0,1fr) 250px;grid-template-rows:auto auto;column-gap:24px;align-items:center;min-height:190px;padding:26px 30px;box-sizing:border-box}
.md-path-contact-icon{grid-column:1;grid-row:1/3}
.md-path-contact-card h2{grid-column:2;grid-row:1;margin:0 0 5px;font-size:26px}
.md-path-contact-card p{grid-column:2;grid-row:2;line-height:1.8}
.md-path-contact-card a{grid-column:3;grid-row:1/3;justify-self:stretch;justify-content:center;margin:0;text-align:center}

/* نوار دو مزیتی: تقسیم دقیق ۵۰/۵۰، عنوان اصلی بالای توضیح. */
.md-path-shell.is-universities .md-path-notes,.md-path-shell.is-kerman .md-path-notes,.md-path-shell.is-basic .md-path-notes{grid-template-columns:repeat(2,minmax(0,1fr))}
.md-path-note{flex-direction:column;gap:4px;text-align:center}
.md-path-note span,.md-path-note strong{display:block;width:100%}

@media(max-width:1000px){
  .md-path-course-card{grid-template-columns:140px minmax(0,1fr) 210px}
  .md-path-course-logo{min-height:210px}
  .md-path-logo.is-square{width:112px;height:112px}
  .md-path-logo.is-portrait{height:140px;max-width:120px}
  .md-path-course-body{padding-right:22px;padding-left:22px}
}
@media(max-width:760px){
  .md-path-shell{width:min(100% - 24px,1340px)}
  .md-path-page-hero{grid-template-columns:minmax(0,1fr) 112px;gap:10px}
  .md-path-page-hero .md-crs-hero-main{min-height:170px;padding:20px}
  .md-path-page-hero .md-crs-hero-title{font-size:25px}
  .md-path-page-hero .md-crs-hero-ic svg{width:40px;height:40px}
  .md-path-course-card{grid-template-columns:112px minmax(0,1fr);grid-template-rows:auto auto;min-height:0}
  .md-path-course-logo{grid-column:1;grid-row:1;min-height:190px}
  .md-path-course-body{grid-column:2;grid-row:1;padding:20px 17px}
  .md-path-course-actions{grid-column:1/3;grid-row:2;padding:0 18px 18px}
  .md-path-university-card,.md-path-contact-card{grid-template-columns:70px minmax(0,1fr);grid-template-rows:auto;min-height:0;padding:24px 20px}
  .md-path-university-icon,.md-path-contact-icon{grid-column:1;grid-row:1/5}
  .md-path-university-card .md-path-tag,.md-path-university-card h2,.md-path-university-card p,.md-path-university-count,.md-path-contact-card h2,.md-path-contact-card p{grid-column:2}
  .md-path-university-card .md-path-gateway-cta,.md-path-contact-card a{grid-column:1/3;grid-row:auto;margin-top:18px}
}
@media(max-width:560px){
  .md-path-page-hero{grid-template-columns:1fr}
  .md-path-page-hero .md-crs-hero-back{min-height:72px;flex-direction:row}
  .md-path-gateway-card{min-height:360px;padding:27px 22px 23px}
  .md-path-gateway-card>strong{font-size:28px}
  .md-path-shell.is-universities .md-path-notes,.md-path-shell.is-kerman .md-path-notes,.md-path-shell.is-basic .md-path-notes{grid-template-columns:1fr}
}


/* ============================================================
   MEDDARVISH V194 REFINEMENT
   عنوان مینیمال صفحات جدید + نشان رسمی دانشگاه علوم پزشکی کرمان
   ============================================================ */
.md-content .md-path-page-hero h1.md-crs-hero-title{position:relative;overflow:visible;width:auto;min-height:0;margin:0;padding:0;border:0;border-radius:0;box-shadow:none;background:none;color:#fff;font-size:clamp(25px,2.7vw,38px);font-weight:900;line-height:1.35}
.md-content .md-path-page-hero h1.md-crs-hero-title::before,.md-content .md-path-page-hero h1.md-crs-hero-title::after{content:none;display:none;animation:none}
.md-path-gateway-card.is-university>strong{max-width:calc(100% - 88px);font-size:clamp(23px,2.25vw,30px);line-height:1.55}
.md-path-gateway-card.is-university .md-path-gateway-cta{font-size:12.5px}
.md-path-university-icon{width:84px;height:84px;border-radius:22px;background:rgba(255,255,255,.055)}
.md-path-university-icon img{display:block;width:72px;height:72px;object-fit:contain;filter:drop-shadow(0 9px 14px rgba(0,0,0,.28))}
@media(max-width:760px){.md-content .md-path-page-hero h1.md-crs-hero-title{font-size:24px}.md-path-gateway-card.is-university>strong{max-width:calc(100% - 72px);font-size:24px}.md-path-university-icon{width:66px;height:66px}.md-path-university-icon img{width:58px;height:58px}}
@media(max-width:560px){.md-path-gateway-card.is-university>strong{max-width:none;font-size:23px}}


/* ============================================================
   MEDDARVISH V195 SYSTEM HEADERS AND ROUTES
   هدر یکپارچه پروفایل/آزمون‌ها + لوگوی یکسان در دوره‌های من
   ============================================================ */
.md-content:has(.md-system-page-wrap){max-width:none;padding:24px 0 60px}
.md-system-page-wrap{width:min(1280px,calc(100% - 40px));max-width:1280px;padding:0;margin:0 auto}
.md-system-page-wrap .md-crs-hero{margin-bottom:26px}
.md-system-page-wrap .md-crs-hero-main{min-height:170px;display:flex;flex-direction:column;justify-content:center}
.md-system-page-wrap .md-crs-hero-ic svg{width:48px;height:48px}
.md-system-page-content{width:min(1280px,calc(100% - 40px));margin:0 auto}
.md-system-page-content .md-dash-wrap{width:100%}
.md-mycrs-card .md-crs-icon{overflow:hidden}
.md-mycrs-card .md-crs-icon .md-path-logo{max-width:112px;max-height:112px;width:auto;height:auto;object-fit:contain}
.md-mycrs-card .md-crs-icon .md-path-logo.is-portrait{max-width:96px;max-height:112px}
.md-mycrs-card .md-crs-icon .md-path-logo-emoji{font-size:68px;line-height:1}
@media(max-width:680px){.md-system-page-wrap,.md-system-page-content{width:min(100% - 24px,1280px)}.md-system-page-wrap .md-crs-hero-main{min-height:150px}.md-system-page-wrap .md-crs-hero-ic svg{width:40px;height:40px}}


/* v199: لوگوی یکپارچه روان‌شناسی سلامت و ویروس‌شناسی در کارت، تیتر، معرفی و پروفایل */
.md-crs-hero-ic .md-path-logo{width:52px!important;height:52px!important;max-width:52px!important;max-height:52px!important;object-fit:contain;mix-blend-mode:screen}
.md-harper-source-icon .md-path-logo{width:58px!important;height:58px!important;max-width:58px!important;max-height:58px!important;object-fit:contain;mix-blend-mode:screen}
html[data-md-theme="light"] .md-crs-hero-ic .md-path-logo,html[data-md-theme="light"] .md-harper-source-icon .md-path-logo{mix-blend-mode:multiply}

/* v200: لوگوی مرکزی کشت سلول‌های بنیادی در کارت، تیتر، مرجع و پروفایل */
.md-path-logo[alt*="کشت سلول"]{object-fit:contain}


/* v202 — محتوای معنایی و مسیر صفحهٔ دوره‌های جدید */
.md-course-breadcrumb{max-width:100%;margin:0 0 14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:13px;line-height:1.8}
.md-course-breadcrumb a{color:var(--brand2);text-decoration:none;font-weight:800}
.md-course-breadcrumb a:hover{text-decoration:underline}
.md-course-seo-intro{margin:22px 0;padding:24px 26px;border:1px solid var(--border);border-radius:18px;background:linear-gradient(135deg,rgba(124,111,255,.08),rgba(90,180,224,.035));color:var(--text)}
.md-course-seo-intro h2{margin:0 0 10px;font-size:22px;line-height:1.8}
.md-course-seo-intro h3{margin:18px 0 8px;font-size:17px;line-height:1.8}
.md-course-seo-intro p,.md-course-seo-intro li{color:var(--muted);line-height:2}
.md-course-seo-intro p{margin:0}.md-course-seo-intro ul{margin:0;padding-right:22px}
@media(max-width:640px){.md-course-seo-intro{padding:19px 18px}.md-course-seo-intro h2{font-size:19px}}


/* ============================================================
   v209 — ثبت‌نام دومرحله‌ای و OTP پنج‌خانه‌ای
   ============================================================ */
#form-register.active{display:block;}
#form-register .md-field{margin-bottom:12px;}
#form-register .md-auth-submit,#form-register .md-auth-switch{grid-column:auto;}
.md-register-step[hidden],#md-phone-request[hidden],#md-code-panel[hidden],.md-auth-msg[hidden]{display:none!important;}
.md-register-step{animation:mdRegisterStepIn .28s ease both;}
@keyframes mdRegisterStepIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.md-register-heading{text-align:center;margin:0 0 18px;}
.md-register-heading h2{font-size:20px;line-height:1.5;color:var(--text);margin:4px 0 6px;}
.md-register-heading p{font-size:12.5px;line-height:1.9;color:var(--muted);margin:0;}
.md-register-kicker{display:inline-flex;padding:5px 10px;border:1px solid rgba(124,111,255,.34);border-radius:999px;background:rgba(124,111,255,.09);color:var(--brand2);font-size:11px;font-weight:800;}
.md-register-name-grid{gap:12px;}
#form-register .md-label b{color:#f87171;font-weight:900;}
#form-register .md-label span{font-weight:500;color:var(--muted);}
#form-register .md-input[aria-invalid="true"]{border-color:#ef6b72;box-shadow:0 0 0 3px rgba(239,107,114,.12);}
.md-register-back{border:0;background:transparent;color:var(--brand2);font-family:var(--md-font);font-size:12px;font-weight:800;cursor:pointer;margin:0 0 2px;padding:4px 0;}
.md-register-phone-icon{width:72px;height:72px;margin:0 auto 12px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#67a9ff;background:linear-gradient(145deg,rgba(65,137,255,.22),rgba(124,111,255,.12));border:1px solid rgba(92,152,255,.30);box-shadow:0 12px 30px rgba(48,108,255,.12);}
.md-code-sent{text-align:center;color:var(--text);font-size:13px;line-height:1.9;margin:0 0 16px;}
.md-code-sent strong{direction:ltr;unicode-bidi:isolate;color:var(--brand2);}
.md-otp-boxes{display:grid;grid-template-columns:repeat(5,minmax(48px,1fr));gap:10px;max-width:360px;margin:0 auto 12px;}
.md-otp-digit{width:100%;aspect-ratio:1/1.05;min-width:0;border-radius:11px;border:1.5px solid var(--border);background:var(--card2);color:var(--text);font-family:var(--md-font);font-size:22px;font-weight:900;text-align:center;outline:none;caret-color:var(--brand2);transition:border-color .18s,box-shadow .18s,background .18s,color .18s;}
.md-otp-digit:focus{border-color:#4f83ff;box-shadow:0 0 0 3px rgba(79,131,255,.16);}
.md-otp-digit.is-error{border-color:#ef5e68!important;background:rgba(239,94,104,.10);color:#ff8189;box-shadow:0 0 0 3px rgba(239,94,104,.10);animation:mdOtpShake .28s ease;}
.md-otp-digit.is-success{border-color:#31c77a!important;background:rgba(49,199,122,.12);color:#53e597;box-shadow:0 0 0 3px rgba(49,199,122,.10);}
@keyframes mdOtpShake{25%{transform:translateX(3px)}50%{transform:translateX(-3px)}75%{transform:translateX(2px)}}
.md-otp-note{text-align:center;color:var(--muted);font-size:11.5px;line-height:1.8;margin:0 0 12px;}
.md-resend-button{display:block;margin:8px auto 16px;text-decoration:none;}
.md-resend-button:disabled{cursor:not-allowed;opacity:.58;color:var(--muted);}
#md-register-verify:disabled,.md-auth-submit:disabled{cursor:not-allowed;opacity:.58;transform:none;box-shadow:none;}
@media(max-width:480px){.md-register-name-grid{grid-template-columns:1fr;}.md-otp-boxes{gap:7px;grid-template-columns:repeat(5,minmax(42px,1fr));}.md-otp-digit{font-size:20px;border-radius:9px}.md-register-heading h2{font-size:18px;}}


/* ============================================================
   v210 — ورود با رمز/OTP، ایمیل معتبر و پالایش ظاهر احراز هویت
   ============================================================ */
.md-auth-card{position:relative;overflow:hidden;background:linear-gradient(155deg,rgba(18,24,41,.98),rgba(10,15,27,.99));}
.md-auth-card:before{content:"";position:absolute;inset:-180px -150px auto auto;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(124,111,255,.15),transparent 70%);pointer-events:none}
.md-auth-card>*{position:relative;z-index:1}
.md-login-methods{display:grid;grid-template-columns:1fr 1fr;gap:7px;padding:5px;margin:0 0 18px;border:1px solid var(--border);border-radius:12px;background:rgba(8,12,20,.46)}
.md-login-method{min-height:42px;border:0;border-radius:9px;background:transparent;color:var(--muted);font-family:var(--md-font);font-size:12.5px;font-weight:800;cursor:pointer;transition:.18s}
.md-login-method.active{color:var(--text);background:linear-gradient(135deg,rgba(124,111,255,.2),rgba(90,180,224,.1));box-shadow:inset 0 0 0 1px rgba(124,111,255,.26)}
#md-login-otp-panel[hidden],#md-login-phone-request[hidden],#md-login-code-panel[hidden]{display:none!important}
.md-login-otp-heading{margin-bottom:14px}.md-login-otp-heading h2{font-size:18px}
.md-login-otp-boxes{margin-top:16px}
.md-field-help{position:absolute;left:12px;bottom:-18px;color:var(--muted);font-size:9.5px;white-space:nowrap;pointer-events:none}
#form-register .md-field:has(#reg-email){margin-bottom:25px}
html[data-md-theme="light"] .md-auth-card{background:linear-gradient(155deg,#fff,#f5f7ff)}
@media(max-width:480px){.md-login-methods{grid-template-columns:1fr}.md-field-help{position:static;display:block;margin:5px 4px 0;white-space:normal}.md-input-wrap:has(#reg-email){flex-wrap:wrap}#form-register .md-field:has(#reg-email){margin-bottom:12px}}


/* v211 — اصلاح قطعی اتصال کلیک دکمه‌های OTP و سازگاری کاربران قدیمی */
.md-auth-submit:not(:disabled){pointer-events:auto}


/* v212 — تکمیل ظاهر فارسی و واکنش‌گرای فرم‌های ایمیل/تغییر رمز */
.login-action-rp #login,.login-action-resetpass #login{width:min(460px,calc(100% - 28px));padding-top:4vh}
.login-action-rp #resetpassform,.login-action-resetpass #resetpassform{padding:28px!important}
.login-action-rp .message,.login-action-resetpass .message{font-size:13px;line-height:2;text-align:right}
.login-action-resetpass .pw-weak{background:#191d2d!important;border-radius:10px;padding:10px;color:#cbd2e3!important}
.login-action-resetpass #pass-strength-result{border:0!important;border-radius:9px!important;padding:8px 10px!important;text-align:center}
@media(max-width:480px){.login-action-lostpassword #login,.login-action-rp #login,.login-action-resetpass #login{width:calc(100% - 24px);padding-top:22px}.login form{padding:22px 18px!important}}


/* v213 — بازیابی رمز فقط با شماره موبایل یا نام کاربری */
.login-action-lostpassword #lostpasswordform>p:first-child label:after{content:' — بدون ایمیل';color:#b89eff;font-size:11px;margin-right:5px}


/* v215: کادر واحد ترجمه گایتون + متن‌های معنایی صفحات هدف */
.md-translation-overview{display:grid;grid-template-columns:82px minmax(0,1fr);gap:22px;align-items:start;margin:18px 0 24px;padding:24px 26px;border:1px solid rgba(124,111,255,.28);border-radius:18px;background:linear-gradient(135deg,rgba(124,111,255,.09),rgba(90,180,224,.05))}
.md-translation-overview-icon{display:flex;align-items:center;justify-content:center;width:70px;height:70px;border:1px solid rgba(124,111,255,.28);border-radius:18px;background:rgba(124,111,255,.12);font-size:34px}
.md-translation-overview h2{margin:0 0 10px;color:var(--text);font-size:clamp(20px,2vw,27px);line-height:1.7}
.md-translation-overview p{margin:8px 0;color:var(--muted);font-size:15px;line-height:2.05}
.md-translation-overview p strong{color:var(--text)}
.md-translation-overview a{color:var(--brand2);font-weight:800;text-decoration:none;border-bottom:1px solid rgba(184,158,255,.35)}
.md-translation-overview a:hover{color:var(--accent2);border-bottom-color:currentColor}
.md-seo-context{width:min(1280px,100%);box-sizing:border-box;margin:28px auto 0;padding:24px 26px;border:1px solid var(--border);border-radius:18px;background:linear-gradient(135deg,rgba(124,111,255,.065),rgba(90,180,224,.03))}
.md-seo-context h2{margin:0 0 10px;color:var(--text);font-size:clamp(19px,2vw,24px);line-height:1.8}
.md-seo-context p{margin:7px 0;color:var(--muted);font-size:14px;line-height:2}
@media(max-width:720px){.md-translation-overview{grid-template-columns:1fr;padding:19px 17px}.md-translation-overview-icon{width:58px;height:58px;border-radius:15px;font-size:29px}.md-translation-overview p,.md-seo-context p{font-size:13.5px}.md-seo-context{padding:19px 17px}}


/* v221: لوگوی اصلی در کادر درباره و لوگوی تصویری اپیدمیولوژی */
.md-about-icon img{display:block;width:62px;height:48px;max-width:calc(100% - 8px);object-fit:contain;border-radius:12px}
@media(max-width:720px){.md-about-icon img{width:50px;height:39px;border-radius:10px}}


/* v222: لوگوی شفاف و بدون قاب فقط در بخش دربارهٔ صفحهٔ اصلی */
#about .md-about-head{grid-template-columns:132px minmax(0,1fr)}
#about .md-about-icon{width:132px;height:108px;border:0;border-radius:0;background:none;box-shadow:none;overflow:visible}
#about .md-about-icon img{width:126px;height:104px;max-width:100%;border-radius:0;object-fit:contain;filter:drop-shadow(0 12px 20px rgba(43,54,160,.28))}
@media(max-width:720px){#about .md-about-head{grid-template-columns:88px minmax(0,1fr)}#about .md-about-icon{width:88px;height:74px}#about .md-about-icon img{width:84px;height:70px}}