:root{
  --ink:#172625;
  --ink2:#223432;
  --paper:#faf7f0;
  --paper2:#f0ead8;
  --chalk:#f5f3e7;
  --mustard:#e8b33d;
  --sage:#7a9d74;
  --clay:#c1533b;
  --muted:#65706e;
  --line:rgba(23,38,37,.10);
  --shadow:0 20px 60px rgba(20,30,29,.12);
  --radius:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Vazirmatn",sans-serif;
  background:var(--paper);
  color:var(--ink);
  line-height:1.8;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
button{cursor:pointer;font:inherit}
img{max-width:100%;display:block}

/* ── Header ── */
header{
  background:var(--ink);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-wrap{
  max-width:1100px;margin:0 auto;padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--chalk)}
.brand-badge{
  width:38px;height:38px;border-radius:11px;
  background:var(--mustard);color:var(--ink);
  display:grid;place-items:center;font-weight:900;font-size:17px;
  overflow:hidden;
}
.brand-badge img{width:100%;height:100%;object-fit:contain}
.brand-text b{font-size:15px;display:block}
.brand-text span{font-size:10px;color:var(--sage);font-weight:700}
.back-link{
  color:rgba(245,243,231,.7);font-size:13px;font-weight:700;
  display:flex;align-items:center;gap:6px;transition:.2s;
}
.back-link:hover{color:var(--mustard)}

/* ── Layout ── */
.page-wrap{
  flex:1;display:grid;grid-template-columns:1fr 420px;
  max-width:1100px;margin:0 auto;width:100%;padding:60px 24px;gap:60px;
  align-items:start;
}

/* ── Left info panel ── */
.info-panel{position:sticky;top:30px}
.info-eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  border:1px dashed rgba(23,38,37,.25);
  padding:5px 12px;border-radius:100px;
  color:var(--clay);font-size:11px;font-weight:800;margin-bottom:20px;
}
.info-eyebrow i{width:6px;height:6px;background:var(--clay);border-radius:50%}
.info-panel h1{font-size:clamp(26px,3vw,36px);font-weight:900;line-height:1.4;margin-bottom:14px}
.info-panel h1 em{font-style:normal;color:var(--mustard)}
.info-panel>p{font-size:14px;color:var(--muted);margin-bottom:32px;max-width:440px}

.majors-list{display:flex;flex-direction:column;gap:12px;margin-bottom:32px}
.major-item{
  display:flex;align-items:center;gap:14px;
  background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:16px 18px;
  transition:.2s;
}
.major-item:hover{border-color:rgba(122,157,116,.4);box-shadow:0 6px 20px rgba(0,0,0,.05)}
.major-num{
  width:36px;height:36px;border-radius:9px;background:var(--paper2);
  display:grid;place-items:center;font-weight:900;font-size:13px;
  color:var(--ink);flex-shrink:0;
}
.major-info strong{display:block;font-size:13.5px;margin-bottom:2px}
.major-info span{font-size:11.5px;color:var(--muted)}

.info-note{
  background:var(--paper2);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px 18px;
  font-size:12.5px;color:var(--muted);
}
.info-note strong{display:block;color:var(--ink);margin-bottom:4px;font-size:13px}

/* ── Form card ── */
.form-card{
  background:#fff;border:1px solid var(--line);
  border-radius:20px;box-shadow:var(--shadow);
  overflow:hidden;
}
.form-card-top{
  background:var(--ink);padding:24px 28px;color:var(--chalk);
}
.form-card-top h2{font-size:18px;font-weight:900;margin-bottom:4px}
.form-card-top p{font-size:12px;color:rgba(245,243,231,.6)}

/* ── Steps indicator ── */
.steps{
  display:flex;align-items:center;gap:0;
  padding:20px 28px;border-bottom:1px solid var(--line);
}
.step{
  display:flex;align-items:center;gap:8px;flex:1;
}
.step-circle{
  width:28px;height:28px;border-radius:50%;
  border:2px solid var(--line);
  display:grid;place-items:center;
  font-size:11px;font-weight:900;color:var(--muted);
  flex-shrink:0;transition:.3s;background:#fff;
}
.step.active .step-circle{border-color:var(--mustard);background:var(--mustard);color:var(--ink)}
.step.done .step-circle{border-color:var(--sage);background:var(--sage);color:#fff}
.step-label{font-size:11px;font-weight:800;color:var(--muted);transition:.3s}
.step.active .step-label{color:var(--ink)}
.step.done .step-label{color:var(--sage)}
.step-line{flex:1;height:2px;background:var(--line);margin:0 6px;transition:.3s}
.step.done + .step .step-line,
.step-line.done{background:var(--sage)}

/* ── Form body ── */
.form-body{padding:28px}

.form-section{display:none}
.form-section.active{display:block}

.field{margin-bottom:18px}
.field label{
  display:block;font-size:12px;font-weight:800;
  margin-bottom:7px;color:var(--ink2);
}
.field label .req{color:var(--clay);margin-right:2px}
.field input,.field select,.field textarea{
  width:100%;padding:11px 14px;
  border:1.5px solid #ddd6c5;border-radius:9px;
  font:inherit;font-size:13.5px;background:var(--paper);
  color:var(--ink);outline:none;transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--sage);background:#fff;
  box-shadow:0 0 0 3px rgba(122,157,116,.12);
}
.field input.error,.field select.error{
  border-color:var(--clay);
  box-shadow:0 0 0 3px rgba(193,83,59,.10);
}
.field input.valid,.field select.valid{border-color:var(--sage)}
.field-hint{font-size:11px;color:var(--muted);margin-top:5px}
.field-error{font-size:11px;color:var(--clay);margin-top:5px;display:none;font-weight:700}
.field-error.show{display:block}
.field textarea{resize:vertical;min-height:90px}

.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* رشته انتخاب */
.major-select-grid{display:grid;grid-template-columns:1fr;gap:10px;margin-top:4px}
.major-option{
  border:1.5px solid #ddd6c5;border-radius:10px;padding:14px 16px;
  display:flex;align-items:center;gap:12px;cursor:pointer;transition:.2s;
}
.major-option:hover{border-color:var(--sage);background:rgba(122,157,116,.04)}
.major-option.selected{border-color:var(--sage);background:rgba(122,157,116,.08)}
.major-option input[type=radio]{display:none}
.major-opt-num{
  width:32px;height:32px;border-radius:8px;background:var(--paper2);
  display:grid;place-items:center;font-weight:900;font-size:12px;flex-shrink:0;
}
.major-option.selected .major-opt-num{background:var(--sage);color:#fff}
.major-opt-text strong{display:block;font-size:13px;margin-bottom:2px}
.major-opt-text span{font-size:11px;color:var(--muted)}
.major-opt-check{
  margin-right:auto;width:20px;height:20px;border-radius:50%;
  border:2px solid #ddd6c5;display:grid;place-items:center;
  font-size:11px;color:transparent;transition:.2s;
}
.major-option.selected .major-opt-check{
  border-color:var(--sage);background:var(--sage);color:#fff;
}

/* Review section */
.review-group{margin-bottom:20px}
.review-group-title{
  font-size:11px;font-weight:900;color:var(--muted);
  letter-spacing:.8px;margin-bottom:10px;padding-bottom:8px;
  border-bottom:1px dashed var(--line);
}
.review-row{display:flex;justify-content:space-between;padding:7px 0;font-size:13px}
.review-row span:first-child{color:var(--muted)}
.review-row span:last-child{font-weight:800}

/* Buttons */
.form-actions{
  display:flex;gap:10px;margin-top:24px;
  padding-top:20px;border-top:1px solid var(--line);
}
.btn-next{
  flex:1;padding:13px;border:none;
  background:var(--mustard);color:var(--ink);
  border-radius:10px;font-size:14px;font-weight:900;
  transition:.2s;position:relative;overflow:hidden;
}
.btn-next:hover{background:var(--ink);color:var(--chalk)}
.btn-prev{
  padding:13px 20px;border:1.5px solid var(--line);
  background:transparent;color:var(--muted);
  border-radius:10px;font-size:13px;font-weight:800;
  transition:.2s;
}
.btn-prev:hover{border-color:var(--ink);color:var(--ink)}
.btn-submit{
  flex:1;padding:13px;border:none;
  background:var(--sage);color:#fff;
  border-radius:10px;font-size:14px;font-weight:900;
  transition:.2s;
}
.btn-submit:hover{background:#5d8559}
.btn-submit:disabled{opacity:.6;cursor:not-allowed}

/* Success state */
.success-screen{
  display:none;text-align:center;padding:40px 28px;
}
.success-screen.show{display:block}
.success-icon{
  width:72px;height:72px;border-radius:50%;
  background:rgba(122,157,116,.12);border:2px solid var(--sage);
  display:grid;place-items:center;margin:0 auto 20px;
  font-size:30px;
}
.success-screen h3{font-size:22px;font-weight:900;margin-bottom:8px}
.success-screen p{font-size:13.5px;color:var(--muted);max-width:320px;margin:0 auto 24px}
.tracking-code{
  background:var(--paper2);border:1px dashed var(--line);
  border-radius:10px;padding:14px;margin-bottom:24px;
}
.tracking-code span{font-size:11px;color:var(--muted);display:block;margin-bottom:4px}
.tracking-code strong{font-size:20px;font-weight:900;letter-spacing:3px;color:var(--ink)}
.btn-home{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--ink);color:var(--chalk);
  padding:12px 28px;border-radius:10px;font-size:13.5px;font-weight:800;
  border:none;transition:.2s;
}
.btn-home:hover{background:var(--mustard);color:var(--ink)}

/* ── Footer ── */
footer{
  background:var(--ink);color:rgba(245,243,231,.6);
  padding:20px 24px;text-align:center;font-size:12px;
}

/* ── Responsive ── */
@media(max-width:900px){
  .page-wrap{grid-template-columns:1fr;padding:32px 16px;gap:32px}
  .info-panel{position:static}
}
@media(max-width:500px){
  .field-row{grid-template-columns:1fr}
  .form-body{padding:20px}
  .form-card-top{padding:20px}
  .steps{padding:16px 20px}
  .step-label{display:none}
  .nav-wrap{padding:14px 16px;gap:10px}
  .back-link{font-size:12px;white-space:nowrap}
  .tracking-code strong{word-break:break-all}
}
@media(max-width:360px){
  .brand-text span{display:none}
  .nav-wrap{flex-wrap:wrap}
  .info-panel h1{font-size:24px}
  .major-item{padding:12px 14px;gap:10px}
  .major-option{padding:12px 14px}
}

/* ══════════ حالت تیره ══════════ */
.theme-toggle{
  position:fixed;left:20px;bottom:20px;width:45px;height:45px;border:0;border-radius:50%;
  background:var(--ink);color:var(--chalk);font-size:18px;cursor:pointer;
  display:grid;place-items:center;z-index:9980;box-shadow:0 12px 30px rgba(0,0,0,.22);
  transition:.25s;
}
.theme-toggle:hover{transform:translateY(-4px) scale(1.06)}

html.dark body{
  --paper:#131f1e;
  --paper2:#1c2b29;
  --line:rgba(245,243,231,.12);
  --muted:#9aaba5;
  color:#eef0e6;
}
html.dark .major-item,
html.dark .form-card,
html.dark .step-circle{
  background:#1c2b29;border-color:rgba(245,243,231,.10);
}
html.dark .field input,
html.dark .field select,
html.dark .field textarea{
  background:#1c2b29;border-color:rgba(245,243,231,.18);color:#eef0e6;
}
html.dark .field input:focus,
html.dark .field select:focus,
html.dark .field textarea:focus{background:#22332f}
html.dark .major-option{border-color:rgba(245,243,231,.18)}
html.dark .major-option:hover{background:rgba(122,157,116,.10)}
html.dark .major-opt-check{border-color:rgba(245,243,231,.25)}
html.dark .info-note{background:#1c2b29}
html.dark .major-info span,
html.dark .field-hint{color:#9aaba5}
html.dark .tracking-code{background:#1c2b29}

/* پیگیری درخواست */
.track-card{margin-top:18px;background:#fff;border:1px solid var(--line,rgba(23,38,37,.12));border-radius:16px;padding:16px 18px;display:flex;flex-direction:column;gap:8px}
.track-card strong{font-size:15px}
.track-card p{font-size:12.5px;color:var(--muted,#65706e);margin:0}
.track-card input{padding:9px 12px;border:1px solid var(--line,rgba(23,38,37,.15));border-radius:10px;font:inherit;font-size:13.5px;background:transparent;color:inherit}
.track-card button{border:0;border-radius:10px;padding:9px;font:inherit;font-weight:800;background:var(--ink,#172625);color:#fff;cursor:pointer}
.track-result{font-size:13.5px;line-height:2;background:rgba(232,179,61,.1);border-radius:10px;padding:10px 12px}
.tr-st{color:#fff;border-radius:20px;padding:1px 10px;font-size:12px;font-weight:800}
.tr-note{margin-top:6px;font-weight:700}
.tr-err{color:#c1533b;font-weight:700}
.reg-closed{text-align:center;padding:50px 24px}
.reg-closed .rc-ic{font-size:48px}
.reg-closed h3{margin:10px 0;font-size:19px}
.reg-closed p{color:var(--muted,#65706e);font-size:14px;margin-bottom:8px}
html.dark .track-card{background:#1c2b29}

/* ── جلوگیری از بیرون‌زدگی افقی در گوشی ── */
html,body{max-width:100%;overflow-x:hidden}
@supports (overflow-x:clip){html,body{overflow-x:clip}}

/* ══════════════════════ ظاهر تازه‌ی صفحه‌ی ثبت‌نام ══════════════════════ */
.page-wrap{position:relative}
.reg-glow{position:absolute;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.reg-glow::before,.reg-glow::after{content:"";position:absolute;border-radius:50%;filter:blur(80px);opacity:.5;animation:regGlow 16s ease-in-out infinite alternate}
.reg-glow::before{width:420px;height:420px;background:rgba(232,179,61,.32);top:-80px;right:-120px}
.reg-glow::after{width:380px;height:380px;background:rgba(122,157,116,.30);bottom:-60px;left:30%;animation-delay:-8s}
@keyframes regGlow{to{transform:translate(-60px,50px) scale(1.15)}}
.info-panel,.form-card{position:relative;z-index:1}
.info-panel h1 em{position:relative;display:inline-block}
.info-panel h1 em::after{content:"";position:absolute;right:0;left:0;bottom:.06em;height:.16em;border-radius:1em;background:rgba(232,179,61,.3);
  transform:scaleX(0);transform-origin:right;animation:regLine 1s .5s cubic-bezier(.16,1,.3,1) forwards}
@keyframes regLine{to{transform:scaleX(1)}}

/* رشته‌ها با رنگ خودشان */
.major-item,.major-option{--mc:#2f6b7f}
.majors-list .major-item:nth-child(2),.major-select-grid .major-option:nth-child(2){--mc:#b8613f}
.majors-list .major-item:nth-child(3),.major-select-grid .major-option:nth-child(3){--mc:#4f8a5b}
.major-item{transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s,border-color .3s}
.major-item:hover{transform:translateX(-5px);border-color:color-mix(in srgb,var(--mc) 40%,transparent)}
.major-num,.major-opt-num{font-size:20px!important;background:color-mix(in srgb,var(--mc) 14%,#fff)!important;color:inherit!important;border-radius:12px!important}
.major-option{transition:border-color .25s,background .25s,transform .25s,box-shadow .25s}
.major-option:hover{transform:translateY(-2px)}
.major-option.selected{border-color:var(--mc)!important;background:color-mix(in srgb,var(--mc) 7%,#fff)!important;box-shadow:0 10px 24px color-mix(in srgb,var(--mc) 18%,transparent)}
.major-option.selected .major-opt-num{background:var(--mc)!important;transform:rotate(-6deg) scale(1.06)}
.major-option.selected .major-opt-check{background:var(--mc)!important;border-color:var(--mc)!important}

/* کارت فرم */
.form-card{box-shadow:0 30px 80px rgba(20,30,29,.16)}
.form-card-top{position:relative;overflow:hidden}
.form-card-top::after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;background:rgba(232,179,61,.16);left:-70px;top:-110px;filter:blur(10px)}
.step-circle{transition:transform .35s cubic-bezier(.16,1,.3,1),background .3s,border-color .3s,color .3s}
.step.active .step-circle{transform:scale(1.1);box-shadow:0 0 0 6px rgba(232,179,61,.18);animation:stepPulse 2.2s ease-in-out infinite}
@keyframes stepPulse{0%,100%{box-shadow:0 0 0 5px rgba(232,179,61,.18)}50%{box-shadow:0 0 0 9px rgba(232,179,61,.06)}}
.step-line{position:relative;overflow:hidden;height:3px;border-radius:3px}
.step-line::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--sage),var(--mustard));transform:scaleX(0);transform-origin:right;transition:transform .5s cubic-bezier(.16,1,.3,1)}
.step-line.done::after{transform:scaleX(1)}
.form-section.active{animation:secIn .45s cubic-bezier(.16,1,.3,1)}
@keyframes secIn{from{opacity:0;transform:translateX(-18px)}to{opacity:1;transform:none}}
.field input:focus,.field select:focus,.field textarea:focus{box-shadow:0 0 0 4px rgba(232,179,61,.15)}
.btn-next,.btn-submit{position:relative;overflow:hidden}
.btn-next::after,.btn-submit::after{content:"";position:absolute;top:0;bottom:0;width:40%;left:-60%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent);transform:skewX(-20deg);animation:regShine 4.5s ease-in-out infinite}
@keyframes regShine{0%,70%{left:-60%}100%{left:130%}}

/* پیگیری */
.track-card{transition:box-shadow .3s,border-color .3s}
.track-card:focus-within{box-shadow:0 14px 34px rgba(20,30,29,.1);border-color:rgba(232,179,61,.5)}

/* صفحه‌ی تبریک */
.success-icon{position:relative;background:var(--sage)!important;color:#fff;border:0!important;font-size:34px!important;font-weight:900;
  animation:okPop .7s cubic-bezier(.34,1.56,.64,1) both}
.success-icon::after{content:"";position:absolute;inset:-8px;border-radius:50%;border:2px solid var(--sage);opacity:0;animation:okRing 1.6s .3s ease-out infinite}
@keyframes okPop{from{transform:scale(.2) rotate(-30deg);opacity:0}to{transform:none;opacity:1}}
@keyframes okRing{0%{transform:scale(.9);opacity:.7}100%{transform:scale(1.5);opacity:0}}
.success-screen.show h3,.success-screen.show p,.success-screen.show .tracking-code,.success-screen.show .btn-home{animation:secIn .6s both}
.success-screen.show p{animation-delay:.1s}.success-screen.show .tracking-code{animation-delay:.2s}.success-screen.show .btn-home{animation-delay:.3s}
.tracking-code{background:linear-gradient(135deg,rgba(232,179,61,.14),rgba(122,157,116,.12))!important;border:1.5px dashed rgba(232,179,61,.6)!important}
.tracking-code strong{display:block;direction:ltr;font-size:24px!important}
.copy-code{margin-top:8px;border:0;background:var(--ink);color:var(--chalk);border-radius:9px;padding:6px 14px;font-size:12px;font-weight:800}
.copy-code:hover{background:var(--mustard);color:var(--ink)}
.success-hint{font-size:12px!important;margin-top:-8px!important}

@media (prefers-reduced-motion:reduce){
  .reg-glow::before,.reg-glow::after,.step.active .step-circle,.btn-next::after,.btn-submit::after,.success-icon::after{animation:none!important}
}
html.dark .major-num,html.dark .major-opt-num{background:color-mix(in srgb,var(--mc) 28%,#1c2b29)!important}
html.dark .major-option.selected{background:color-mix(in srgb,var(--mc) 16%,#1c2b29)!important}

/* دکمه‌ی نصب اپلیکیشن پایین صفحه */
.app-dl{display:flex;justify-content:center;margin:18px 0 6px}
.app-dl .install-app{color:#f5f3e7}