/* VidyaSankalp — AI Engineering Institute · shared styles
   Palette: teal #003D4F · amber #CC850A · soft #EDF1F3 + category hues
   Type: Marcellus (display serif) · Sora (labels/UI) · Hanken Grotesk (body) */

:root{
  --bg:#ffffff;
  --soft:#eef2f4;
  --soft-2:#e6ecef;
  --ink:#13201f;
  --ink-2:#324349;
  --muted:#62727a;
  --line:#e2e9ec;
  --teal:#003D4F;
  --teal-700:#0a4e60;
  --amber:#CC850A;
  --amber-ink:#9c6708;
  --coral:#F2617A;
  --green:#6B9E78;
  --aqua:#47A1AD;
  --purple:#634F7D;
  --serif:'Marcellus',Georgia,serif;
  --sans:'Sora',system-ui,sans-serif;
  --body:'Hanken Grotesk',system-ui,sans-serif;
  --dev:'Tiro Devanagari Sanskrit',serif;
  --maxw:1200px;
  --r:16px;
  --shadow:0 18px 50px -28px rgba(0,40,55,.45);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  font-family:var(--body);
  color:var(--ink);
  background:var(--bg);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--amber);color:#fff}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section{padding:96px 0}
.section--tight{padding:72px 0}
.soft{background:var(--soft)}
.ink-bg{background:var(--teal);color:#fff}

/* ---------- type helpers ---------- */
.eyebrow{
  font-family:var(--sans);
  font-size:12px;font-weight:600;
  letter-spacing:.24em;text-transform:uppercase;
  color:var(--amber-ink);
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:1.5px;background:var(--amber)}
.ink-bg .eyebrow{color:var(--amber)}
.ink-bg .eyebrow::before{background:var(--amber)}

h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.08;letter-spacing:-.01em}
.h-display{font-size:clamp(2.6rem,5.4vw,4.4rem)}
.h-section{font-size:clamp(2rem,3.6vw,3rem)}
.h-sub{font-size:clamp(1.3rem,2vw,1.7rem)}
.lead{font-size:clamp(1.05rem,1.5vw,1.22rem);color:var(--ink-2);max-width:60ch}
.ink-bg .lead{color:rgba(255,255,255,.82)}
.muted{color:var(--muted)}
.amber{color:var(--amber)}
.serif{font-family:var(--serif)}
.dev{font-family:var(--dev)}

.sec-head{max-width:760px;margin-bottom:54px}
.sec-head .eyebrow{margin-bottom:20px}
.sec-head h2{margin-bottom:18px}

/* ---------- buttons ---------- */
.btn{
  font-family:var(--sans);font-weight:600;font-size:15px;
  display:inline-flex;align-items:center;gap:9px;
  padding:14px 26px;border-radius:999px;border:1.5px solid transparent;
  cursor:pointer;transition:.22s ease;white-space:nowrap;
}
.btn svg{width:16px;height:16px}
.btn--primary{background:var(--amber);color:#fff;box-shadow:0 12px 28px -12px rgba(204,133,10,.7)}
.btn--primary:hover{background:#b8780a;transform:translateY(-2px)}
.btn--dark{background:var(--teal);color:#fff}
.btn--dark:hover{background:var(--teal-700);transform:translateY(-2px)}
.btn--ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn--ghost:hover{border-color:var(--teal);color:var(--teal)}
.ink-bg .btn--ghost{background:transparent;border-color:rgba(255,255,255,.32);color:#fff}
.ink-bg .btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn--lg{padding:17px 34px;font-size:16px}

/* ---------- logo / nav ---------- */
.logo{display:inline-flex;align-items:center;gap:11px;color:var(--teal)}
.logo svg{width:38px;height:38px;flex:none}
.logo-text{display:flex;flex-direction:column;line-height:1}
.logo-word{font-family:var(--serif);font-size:21px;color:var(--teal);letter-spacing:.005em}
.logo-word .amber{color:var(--amber)}
.logo-dev{font-family:var(--dev);font-size:11px;color:var(--muted);margin-top:3px}
.ink-bg .logo,.ink-bg .logo-word{color:#fff}

header.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px}
.nav-links{display:flex;align-items:center;gap:34px;font-family:var(--sans);font-size:14.5px;font-weight:500}
.nav-links a{color:var(--ink-2);transition:.18s}
.nav-links a:hover{color:var(--teal)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:84px 0 92px}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(680px 480px at 88% -8%, rgba(204,133,10,.10), transparent 60%),
    radial-gradient(720px 560px at 6% 108%, rgba(0,61,79,.08), transparent 60%);
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center}
.hero h1{margin:22px 0 24px}
.hero .lead{margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.hero-note{font-family:var(--sans);font-size:13px;color:var(--muted);margin-top:18px;display:flex;align-items:center;gap:8px}
.hero-note b{color:var(--teal);font-weight:600}

.proof-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px;
  box-shadow:var(--shadow);position:relative;
}
.proof-card .pc-mark{position:absolute;top:-26px;right:26px;width:64px;height:64px;background:var(--teal);border-radius:18px;display:flex;align-items:center;justify-content:center;box-shadow:0 14px 30px -12px rgba(0,61,79,.6)}
.proof-card .pc-mark svg{width:40px;height:40px}
.pc-label{font-family:var(--sans);font-size:11.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}
.pc-list{display:flex;flex-direction:column;gap:2px}
.pc-row{display:flex;justify-content:space-between;align-items:baseline;gap:18px;padding:13px 0;border-bottom:1px dashed var(--line)}
.pc-row:last-child{border-bottom:none}
.pc-row .k{font-family:var(--body);color:var(--ink-2);font-size:15px;white-space:nowrap}
.pc-row .v{font-family:var(--serif);font-size:1.05rem;color:var(--teal);white-space:nowrap}
.pc-price{margin-top:18px;padding-top:18px;border-top:1px solid var(--line);display:flex;align-items:baseline;justify-content:space-between}
.pc-price .amt{font-family:var(--serif);font-size:2rem;color:var(--ink)}
.pc-price .cur{color:var(--amber)}

/* ---------- stats band ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.stat{background:#fff;padding:30px 26px;text-align:center}
.ink-bg .stats{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.18)}
.ink-bg .stat{background:transparent}
.stat .num{font-family:var(--serif);font-size:clamp(2.1rem,3.4vw,2.9rem);color:var(--teal);line-height:1}
.ink-bg .stat .num{color:#fff}
.stat .num .amber{color:var(--amber)}
.stat .cap{font-family:var(--sans);font-size:12px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:10px}
.ink-bg .stat .cap{color:rgba(255,255,255,.66)}

/* ---------- skills tags ---------- */
.tagcloud{display:flex;flex-wrap:wrap;gap:11px}
.tag{
  font-family:var(--sans);font-size:14px;font-weight:500;
  padding:10px 17px;border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--ink-2);transition:.18s;
}
.tag:hover{border-color:var(--teal);color:var(--teal);transform:translateY(-2px)}
.soft .tag{background:#fff}
.tag .dot{display:inline-block;width:7px;height:7px;border-radius:50%;margin-right:8px;vertical-align:middle}

/* ---------- outcomes grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:30px;
  transition:.24s ease;position:relative;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:transparent}
.card .ic{width:42px;height:42px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-family:var(--sans);font-weight:600;font-size:15px;color:#fff;margin-bottom:20px}
.card h3{font-size:1.28rem;margin-bottom:10px}
.card p{font-size:15px;color:var(--muted);line-height:1.55}

/* ---------- curriculum overview rows ---------- */
.mod-list{border-top:1px solid var(--line)}
.mod-row{
  display:grid;grid-template-columns:64px 1fr auto;gap:24px;align-items:center;
  padding:26px 6px;border-bottom:1px solid var(--line);transition:.2s;cursor:default;
}
.mod-row:hover{background:#fff;padding-left:18px;padding-right:18px}
.soft .mod-row:hover{background:var(--bg)}
.mod-num{font-family:var(--serif);font-size:1.9rem;color:var(--teal);position:relative;padding-left:14px}
.mod-num::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;background:var(--accent,var(--teal))}
.mod-titles h3{font-size:1.3rem;margin-bottom:3px}
.mod-titles p{font-size:14.5px;color:var(--muted)}
.mod-tag{font-family:var(--sans);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}

/* ---------- journey ---------- */
.journey{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:46px}
.jcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;border-top:4px solid var(--accent,var(--teal))}
.jcard .jm{font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent,var(--teal));margin-bottom:14px}
.jcard ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.jcard li{font-size:15px;color:var(--ink-2);padding-left:18px;position:relative}
.jcard li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--accent,var(--teal))}

/* ---------- projects ---------- */
.proj-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.24s}
.proj-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.proj-top{padding:26px 26px 22px;border-bottom:1px solid var(--line)}
.proj-tagline{font-family:var(--sans);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:#fff;display:inline-block;padding:5px 12px;border-radius:999px;margin-bottom:16px}
.proj-card h3{font-size:1.32rem;line-height:1.15}
.proj-domain{font-family:var(--sans);font-size:13px;color:var(--muted);margin-top:6px}
.proj-body{padding:24px 26px;flex:1}
.proj-body ul{list-style:none;display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.proj-body li{font-size:14.5px;color:var(--ink-2);padding-left:22px;position:relative;line-height:1.45}
.proj-body li::before{content:"✓";position:absolute;left:0;top:0;color:var(--accent,var(--teal));font-weight:700;font-size:13px}
.stack{display:flex;flex-wrap:wrap;gap:8px}
.stack span{font-family:var(--sans);font-size:12px;background:var(--soft);color:var(--ink-2);padding:6px 11px;border-radius:7px}

/* ---------- instructor ---------- */
.inst{display:grid;grid-template-columns:340px 1fr;gap:56px;align-items:center}
.inst-photo{position:relative}
.inst-photo img{border-radius:20px;width:100%;aspect-ratio:1;object-fit:cover;box-shadow:var(--shadow)}
.inst-photo .badge{position:absolute;bottom:-18px;left:-18px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px;box-shadow:var(--shadow)}
.inst-photo .badge .b1{font-family:var(--serif);font-size:1.5rem;color:var(--teal);line-height:1}
.inst-photo .badge .b2{font-family:var(--sans);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.inst h2{margin:14px 0 4px}
.inst .role{font-family:var(--sans);font-weight:500;color:var(--amber-ink);letter-spacing:.04em;margin-bottom:22px}
.inst-list{list-style:none;display:flex;flex-direction:column;gap:12px;margin:22px 0}
.inst-list li{font-size:15.5px;color:var(--ink-2);padding-left:26px;position:relative}
.inst-list li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:700}
.quote{font-family:var(--serif);font-size:1.4rem;line-height:1.4;color:var(--ink);border-left:3px solid var(--amber);padding-left:22px;margin:26px 0}
.inst-meta{display:flex;flex-wrap:wrap;gap:24px 42px;margin-top:8px}
.inst-meta>*{min-width:0}
.inst-meta .im .n{font-family:var(--serif);font-size:1.8rem;color:var(--teal)}
.inst-meta .im .l{font-family:var(--sans);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* ---------- audience ---------- */
.aud-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.aud-col h3{font-size:1.4rem;margin-bottom:22px;display:flex;align-items:center;gap:12px}
.aud-col h3 .pin{width:30px;height:30px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:15px;color:#fff}
.aud-col ul{list-style:none;display:flex;flex-direction:column;gap:14px}
.aud-col li{font-size:16px;color:var(--ink-2);padding-left:26px;position:relative;line-height:1.45}
.aud-for li::before{content:"→";position:absolute;left:0;color:var(--teal);font-weight:700}
.aud-need li::before{content:"";position:absolute;left:2px;top:9px;width:8px;height:8px;border-radius:50%;background:var(--amber)}

/* ---------- pricing / enroll ---------- */
.enroll-box{display:grid;grid-template-columns:1.1fr .9fr;gap:0;border-radius:24px;overflow:hidden;border:1px solid rgba(255,255,255,.16)}
.enroll-info{padding:48px}
.enroll-info h2{color:#fff;margin-bottom:14px}
.enroll-info .lead{margin-bottom:26px}
.incl{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.incl li{font-size:15px;color:rgba(255,255,255,.9);padding-left:26px;position:relative}
.incl li::before{content:"✓";position:absolute;left:0;color:var(--amber);font-weight:700}
.enroll-price{background:#fff;color:var(--ink);padding:48px;display:flex;flex-direction:column;justify-content:center}
.enroll-price .ptag{font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.enroll-price .big{font-family:var(--serif);font-size:3.4rem;color:var(--teal);line-height:1;margin:10px 0 4px}
.enroll-price .big .cur{color:var(--amber);font-size:2.2rem;vertical-align:top}
.enroll-price .sub{font-size:14px;color:var(--muted);margin-bottom:26px}
.enroll-price .btn{justify-content:center}
.enroll-price .reassure{font-family:var(--sans);font-size:12.5px;color:var(--muted);margin-top:16px;text-align:center}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;text-align:left;background:none;border:none;cursor:pointer;padding:24px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;font-family:var(--serif);font-size:1.22rem;color:var(--ink)}
.faq-q .pm{flex:none;width:26px;height:26px;border:1.5px solid var(--line);border-radius:50%;position:relative;transition:.2s}
.faq-q .pm::before,.faq-q .pm::after{content:"";position:absolute;background:var(--teal);left:50%;top:50%;transform:translate(-50%,-50%);transition:.2s}
.faq-q .pm::before{width:11px;height:1.6px}
.faq-q .pm::after{width:1.6px;height:11px}
.faq-item.open .faq-q .pm{background:var(--teal);border-color:var(--teal)}
.faq-item.open .faq-q .pm::before,.faq-item.open .faq-q .pm::after{background:#fff}
.faq-item.open .faq-q .pm::after{height:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease}
.faq-item.open .faq-a{max-height:680px}
.faq-a p{padding:0 0 24px;color:var(--muted);font-size:16px;max-width:70ch}

/* ---------- final cta ---------- */
.cta-final{text-align:center;position:relative;overflow:hidden}
.cta-final::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 50% 0%,rgba(204,133,10,.18),transparent 70%)}
.cta-final .inner{position:relative;z-index:1;max-width:720px;margin:0 auto}
.cta-final h2{color:#fff;margin:18px 0 18px}
.cta-final .lead{margin:0 auto 32px}
.cta-final .actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- footer ---------- */
footer{background:#0a161a;color:rgba(255,255,255,.7);padding:64px 0 34px;font-size:15px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12)}
.foot-about{max-width:38ch;margin-top:18px;color:rgba(255,255,255,.6);font-size:14.5px}
.foot-col h4{font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:18px}
.foot-col a{display:block;color:rgba(255,255,255,.78);margin-bottom:11px;transition:.18s;font-size:15px}
.foot-col a:hover{color:var(--amber)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:26px;font-size:13.5px;color:rgba(255,255,255,.45);font-family:var(--sans);flex-wrap:wrap;gap:12px}

/* ---------- enroll modal ---------- */
.modal-back{position:fixed;inset:0;background:rgba(8,18,22,.6);backdrop-filter:blur(4px);z-index:100;display:none;align-items:center;justify-content:center;padding:24px}
.modal-back.open{display:flex}
.modal{background:#fff;border-radius:22px;max-width:520px;width:100%;padding:38px;position:relative;box-shadow:0 40px 90px -30px rgba(0,0,0,.6);max-height:92vh;overflow:auto}
.modal h3{font-size:1.7rem;margin-bottom:6px}
.modal .msub{color:var(--muted);font-size:15px;margin-bottom:26px}
.modal-close{position:absolute;top:20px;right:20px;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);background:#fff;cursor:pointer;font-size:18px;color:var(--muted);line-height:1}
.modal-close:hover{border-color:var(--teal);color:var(--teal)}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--sans);font-size:12.5px;font-weight:600;letter-spacing:.04em;color:var(--ink-2);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:11px;
  font-family:var(--body);font-size:15px;color:var(--ink);background:#fff;transition:.18s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(0,61,79,.08)}
.field textarea{resize:vertical;min-height:74px}
.modal .btn{width:100%;justify-content:center;margin-top:8px}
.modal-note{font-family:var(--sans);font-size:12.5px;color:var(--muted);text-align:center;margin-top:14px;display:flex;align-items:center;justify-content:center;gap:7px}

/* ---------- context logo colors ---------- */
.proof-card .pc-mark svg{color:#fff}
footer .logo,footer .logo-word{color:#fff}
footer .logo-dev{color:rgba(255,255,255,.5)}

/* ---------- intro splash ---------- */
.splash{position:fixed;inset:0;z-index:200;background:#fff;display:flex;align-items:center;justify-content:center;transition:opacity .6s ease,visibility .6s ease}
.splash.hide{opacity:0;visibility:hidden}
body.splashing{overflow:hidden}
.splash-inner{display:flex;flex-direction:column;align-items:center;gap:26px}
.splash-mark{width:132px;height:132px;display:block;overflow:visible}
.sp-glow{filter:blur(9px);transform-box:fill-box;transform-origin:center;animation:spGlow 1.7s ease-in-out infinite}
.sp-flame{transform-box:fill-box;transform-origin:50% 92%;animation:spFlicker 1.7s ease-in-out infinite}
.sp-spark{opacity:0;animation:spSpark 1.9s ease-in-out infinite}
.sp-s1{animation-delay:.1s}
.sp-s2{animation-delay:.5s}
.sp-s3{animation-delay:.9s}
@keyframes spGlow{0%,100%{opacity:.30;transform:scale(.9)}50%{opacity:.65;transform:scale(1.12)}}
@keyframes spFlicker{0%,100%{transform:scaleY(1) scaleX(1)}45%{transform:scaleY(1.06) scaleX(.97)}70%{transform:scaleY(.98) scaleX(1.02)}}
@keyframes spSpark{0%{opacity:0;transform:translateY(4px)}30%{opacity:.9}100%{opacity:0;transform:translateY(-10px)}}
.splash-word{font-family:'Marcellus',Georgia,serif;font-size:42px;line-height:1;color:#003D4F;letter-spacing:.01em}
.splash-word span{color:#CC850A}
.splash-bar{width:170px;height:3px;border-radius:3px;background:#EDF1F3;overflow:hidden}
.splash-bar span{display:block;height:100%;width:0;background:#CC850A;border-radius:3px;animation:vsLoad 2.3s ease forwards}
@keyframes vsLoad{from{width:0}to{width:100%}}
@media (prefers-reduced-motion:reduce){
  .splash-bar span{animation:none;width:100%}
  .sp-glow,.sp-flame,.sp-spark{animation:none}
  .sp-spark{opacity:.7}
}

/* ---------- reveal (kept as a hook; content always visible & static for reliable render) ---------- */
.reveal{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:46px}
  .grid-3{grid-template-columns:1fr 1fr}
  .inst{grid-template-columns:1fr;gap:40px}
  .inst-photo{max-width:320px}
  .enroll-box{grid-template-columns:1fr}
  .aud-grid{grid-template-columns:1fr;gap:36px}
  .foot-grid{grid-template-columns:1fr 1fr}
}
/* nav collapses to a menu for tablets + phones (full nav only on desktop) */
@media(max-width:1040px){
  .nav-links{
    position:fixed;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:flex-start;gap:0;padding:8px 28px 22px;
    transform:translateY(-135%);transition:.28s;box-shadow:var(--shadow);
    max-height:calc(100dvh - 74px);overflow-y:auto;
  }
  .nav-links.open{transform:none}
  .nav-links a{padding:14px 0;width:100%;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block}
}
@media(max-width:720px){
  body{font-size:16px}
  .section{padding:68px 0}
  .stats{grid-template-columns:1fr 1fr}
  .grid-3,.grid-2,.journey{grid-template-columns:1fr}
  .mod-row{grid-template-columns:48px 1fr;gap:16px}
  .mod-tag{display:none}
  .inst-meta{gap:22px 30px}
  .enroll-info,.enroll-price{padding:32px}
  .incl{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .modal{padding:28px}
}
@media(max-width:560px){
  .wrap{padding:0 20px}
  .nav-links{padding-left:20px;padding-right:20px}
  .nav .btn--primary{display:none}
  .btn{white-space:normal;text-align:center}
  .btn--lg{padding:15px 22px;font-size:15px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn,.cta-final .actions .btn,.t-actions .btn{justify-content:center}
  .cta-final .actions,.t-actions{flex-direction:column;align-items:stretch}
  .inst-meta{gap:18px 30px}
  .inst-photo{max-width:none}
  .proof-card{padding:26px 22px}
}

/* ---------- curriculum page ---------- */
.cur-hero{padding:60px 0 30px}
.cur-hero .eyebrow{margin-bottom:18px}
.cur-hero h1{margin-bottom:18px}
.mod-block{padding:62px 0;border-top:1px solid var(--line)}
.mod-head{display:flex;gap:24px;align-items:flex-start;margin-bottom:30px}
.mod-badge{font-family:var(--serif);font-size:2.7rem;line-height:1;color:#fff;width:84px;height:84px;border-radius:18px;display:flex;align-items:center;justify-content:center;flex:none}
.mh-meta{flex:1}
.mh-meta .mtag{font-family:var(--sans);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:9px;display:block}
.mh-meta h2{font-size:clamp(1.6rem,2.6vw,2.15rem);margin-bottom:9px}
.mh-meta p{color:var(--muted);max-width:62ch;font-size:15.5px}
.sub-label{font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--accent,var(--teal));margin:34px 0 16px}
.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.topic-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.topic{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px;border-left:3px solid var(--accent,var(--teal))}
.topic h4{font-family:var(--sans);font-size:14.5px;font-weight:600;color:var(--ink);margin-bottom:5px}
.topic p{font-family:var(--body);font-size:13.5px;color:var(--muted);line-height:1.5}
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 36px}
.svc{display:grid;grid-template-columns:160px 1fr;gap:14px;padding:13px 0;border-bottom:1px solid var(--line);align-items:baseline}
.svc .t{font-family:var(--sans);font-weight:600;font-size:13.5px;color:var(--teal)}
.svc .d{font-size:13.5px;color:var(--muted)}
.step{display:flex;gap:18px;padding:16px 0;border-bottom:1px dashed var(--line);align-items:flex-start}
.step:last-child{border-bottom:none}
.step .sn{font-family:var(--serif);font-size:1.35rem;color:var(--accent,var(--teal));width:38px;flex:none;line-height:1.2}
.step .sc h4{font-family:var(--sans);font-size:15px;font-weight:600;margin-bottom:3px}
.step .sc p{font-size:13.5px;color:var(--muted);line-height:1.5}
.layer-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;border-top:4px solid var(--accent,var(--teal))}
.layer-card .ln{font-family:var(--serif);font-size:1.8rem;color:var(--accent,var(--teal));line-height:1}
.layer-card h4{font-family:var(--sans);font-size:16px;font-weight:600;margin:6px 0 4px}
.layer-card .lsub{font-family:var(--sans);font-size:12px;color:var(--muted);margin-bottom:16px}
.layer-card ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.layer-card li{font-size:13.5px;color:var(--ink-2);padding-left:18px;position:relative;line-height:1.45}
.layer-card li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--accent,var(--teal))}
.note-block{background:var(--soft);border-radius:14px;padding:20px 24px;font-size:14.5px;color:var(--ink-2);margin-top:18px;border-left:3px solid var(--amber)}
.cur-projects .proj-card{height:100%}

@media(max-width:860px){
  .topic-grid,.topic-grid.cols-3,.svc-grid{grid-template-columns:1fr}
  .mod-head{gap:16px}
  .mod-badge{width:64px;height:64px;font-size:2rem;border-radius:14px}
  .svc{grid-template-columns:1fr;gap:2px;padding:11px 0}
}

/* ---------- about / mission ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.mission-quote{font-family:var(--serif);font-size:clamp(1.45rem,2.5vw,2rem);line-height:1.32;color:var(--ink);border-left:3px solid var(--amber);padding-left:24px;margin-top:26px}
.values{display:grid;grid-template-columns:1fr;gap:16px}
.value{display:flex;gap:18px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 24px;transition:.2s}
.value:hover{box-shadow:var(--shadow);transform:translateY(-3px)}
.value .vic{width:44px;height:44px;border-radius:11px;flex:none;display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--sans);font-weight:600;font-size:13px}
.value h4{font-family:var(--sans);font-size:16px;font-weight:600;margin-bottom:5px}
.value p{font-size:14.5px;color:var(--muted);line-height:1.5}

/* ---------- courses catalog ---------- */
.courses-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.course-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px;transition:.24s;position:relative;overflow:hidden}
.course-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:5px;background:var(--accent,var(--teal))}
.course-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.course-status{font-family:var(--sans);font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;padding:5px 13px;border-radius:999px;align-self:flex-start;margin-bottom:20px}
.course-status.enrolling{background:rgba(107,158,120,.16);color:#3f6b4c}
.course-status.soon{background:var(--soft);color:var(--muted)}
.course-card h3{font-size:1.7rem;margin-bottom:7px;line-height:1.1}
.course-tagline{font-family:var(--sans);font-size:13px;font-weight:500;color:var(--amber-ink);letter-spacing:.01em;margin-bottom:16px}
.course-summary{font-size:15px;color:var(--ink-2);line-height:1.55;margin-bottom:22px}
.course-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.course-meta span{font-family:var(--sans);font-size:12px;background:var(--soft);color:var(--ink-2);padding:6px 11px;border-radius:7px}
.course-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:20px;border-top:1px solid var(--line)}
.course-price{font-family:var(--serif);font-size:1.55rem;color:var(--teal);white-space:nowrap}
.course-price .cur{color:var(--amber)}
.course-card.is-soon{background:#fbfcfc}
.course-card.is-soon::before{background:var(--muted);opacity:.5}
.course-card.is-soon h3{color:var(--ink-2)}

/* ---------- testimonials ---------- */
.twall{column-count:3;column-gap:22px}
.twall .tcard{break-inside:avoid;-webkit-column-break-inside:avoid;page-break-inside:avoid;margin:0 0 22px;display:flow-root}
/* horizontal carousel view */
.tcarousel{position:relative}
.tcar-track{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 20px;margin:0 -4px;scrollbar-width:none;-webkit-overflow-scrolling:touch;cursor:grab}
.tcar-track.is-grabbing{cursor:grabbing;scroll-snap-type:none;user-select:none}
.tcar-track::-webkit-scrollbar{display:none}
.tcar-track .tcard{flex:0 0 384px;max-width:86vw;height:430px;margin:0;scroll-snap-align:start;display:flex;flex-direction:column;overflow:hidden}
.tcar-track .tcard .tq{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;padding-right:10px;scrollbar-width:thin;scrollbar-color:var(--line) transparent}
.tcar-track .tcard .tq::-webkit-scrollbar{width:6px}
.tcar-track .tcard .tq::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.tcar-track .tcard .tq::-webkit-scrollbar-track{background:transparent}
.tcar-track .tcard .tby{flex:none}
.tcar-nav{display:flex;gap:12px;justify-content:center;margin-top:30px}
.tcar-btn{width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--teal);font-family:var(--serif);font-size:24px;line-height:0;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);transition:.18s}
.tcar-btn:hover{border-color:var(--teal);transform:translateY(-2px)}
.tcar-btn:active{transform:translateY(0)}
.tstars{color:#CC850A;font-size:15px;letter-spacing:3px;line-height:1;margin-bottom:14px}
.tcard{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px}
.tcard .tq{font-family:var(--body);font-size:14.5px;line-height:1.6;color:var(--ink-2)}
.tcard .tq p{margin-bottom:11px}
.tcard .tq p:last-child{margin-bottom:0}
.tcard .tby{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.tcard .tav{width:42px;height:42px;border-radius:50%;flex:none;display:flex;align-items:center;justify-content:center;font-family:var(--serif);color:#fff;font-size:1.1rem}
.tcard .tn{font-family:var(--sans);font-weight:600;font-size:14.5px;color:var(--ink)}
.tcard .tr{font-size:12.5px;color:var(--muted);margin-top:1px}
.t-empty{text-align:center;max-width:680px;margin:0 auto;background:#fff;border:1px dashed var(--line);border-radius:20px;padding:52px 36px}
.t-empty .stars{color:var(--amber);font-size:20px;letter-spacing:5px;margin-bottom:18px}
.t-empty h3{font-size:1.6rem;margin-bottom:12px}
.t-empty p{color:var(--muted);margin-bottom:24px;max-width:48ch;margin-left:auto;margin-right:auto}
.t-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.t-proof{display:flex;justify-content:center;gap:48px;margin-top:46px;flex-wrap:wrap}
.t-proof .tp .n{font-family:var(--serif);font-size:2.2rem;color:var(--teal);text-align:center}
.t-proof .tp .l{font-family:var(--sans);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);text-align:center;margin-top:4px}

/* ---------- breadcrumb ---------- */
.crumb{display:flex;align-items:center;gap:9px;font-family:var(--sans);font-size:13px;color:var(--muted);margin-bottom:18px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--teal)}
.crumb .sep{opacity:.5}
.crumb .cur{color:var(--teal);font-weight:600}

@media(max-width:960px){
  .about-grid{grid-template-columns:1fr;gap:40px}
  .courses-grid{grid-template-columns:1fr}
  .tgrid{grid-template-columns:1fr}
  .twall{column-count:2}
}
@media(max-width:640px){
  .twall{column-count:1}
}

/* ===== Homepage refinements ===== */
.hero-note-avatar{width:32px;height:32px;border-radius:50%;object-fit:cover;flex:none;border:1.5px solid var(--line)}
.pc-row--stack{flex-direction:column;align-items:flex-start;gap:7px}
.pc-row--stack .v{white-space:normal;text-align:left;font-size:1rem;line-height:1.45}

/* ---------- module accordion (inline curriculum) ---------- */
.mod-acc{border-top:1px solid var(--line)}
.macc{border-bottom:1px solid var(--line);--accent:var(--teal)}
.macc>summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:64px 1fr auto;gap:24px;align-items:center;padding:26px 6px;transition:padding .2s,background .2s}
.macc>summary::-webkit-details-marker{display:none}
.macc>summary::marker{content:""}
.macc>summary:hover{padding-left:18px;padding-right:18px;background:#fff}
.soft .macc>summary:hover{background:var(--bg)}
.macc[open]>summary{background:var(--bg)}
.macc-chev{width:10px;height:10px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg);transition:transform .25s;justify-self:end;margin-right:6px}
.macc[open]>summary .macc-chev{transform:rotate(225deg)}
.macc-panel{padding:4px 6px 38px;animation:maccIn .28s ease}
.macc-intro{font-size:16px;color:var(--ink-2);max-width:780px;margin:0 0 24px;line-height:1.62}
@keyframes maccIn{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.macc-panel{animation:none}}
@media(max-width:720px){.macc>summary{grid-template-columns:48px 1fr auto;gap:14px;padding:22px 4px}.macc .mod-tag{display:none}}

/* ---------- project showcase (two projects) ---------- */
.proj-show{background:#fff;border:1px solid var(--line);border-radius:var(--r);border-top:4px solid var(--accent,var(--teal));overflow:hidden;margin-bottom:30px}
.proj-show:last-child{margin-bottom:0}
.proj-show-head{padding:30px 32px 0}
.proj-show-head h3{font-size:1.5rem;line-height:1.14;margin:14px 0 0}
.proj-show .proj-domain{font-family:var(--sans);font-size:14px;color:var(--muted);margin-top:8px;max-width:720px;line-height:1.5}
.proj-show-grid{display:grid;grid-template-columns:1fr 1.12fr;gap:38px;padding:26px 32px 34px;align-items:start}
.proj-show-grid--solo{grid-template-columns:1fr}
.proj-show-info ul{list-style:none;display:flex;flex-direction:column;gap:11px;margin:0 0 22px}
.proj-show-info li{font-size:15px;color:var(--ink-2);padding-left:24px;position:relative;line-height:1.5}
.proj-show-info li::before{content:"\2713";position:absolute;left:0;top:0;color:var(--accent,var(--teal));font-weight:700}
.proj-show-grid--solo .proj-show-info ul{display:grid;grid-template-columns:1fr 1fr;gap:11px 34px}
.proj-gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.proj-gallery figure{margin:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--bg)}
.proj-gallery img{display:block;width:100%;height:auto}
.proj-gallery figcaption{font-family:var(--sans);font-size:11.5px;color:var(--muted);padding:9px 12px;line-height:1.35;border-top:1px solid var(--line)}
@media(max-width:860px){.proj-show-grid{grid-template-columns:1fr;gap:24px}.proj-show-grid--solo .proj-show-info ul{grid-template-columns:1fr}}
@media(max-width:560px){.proj-gallery{grid-template-columns:1fr}}

/* ---------- image lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:2000;display:none;align-items:center;justify-content:center;background:rgba(0,30,40,.88);padding:32px;cursor:zoom-out}
.lightbox.open{display:flex;animation:lbIn .2s ease}
.lightbox img{max-width:96vw;max-height:90vh;width:auto;height:auto;border-radius:10px;box-shadow:0 24px 70px rgba(0,0,0,.55);cursor:default}
.lightbox-close{position:absolute;top:18px;right:22px;width:42px;height:42px;border:none;border-radius:50%;background:rgba(255,255,255,.15);color:#fff;font-size:26px;line-height:1;cursor:pointer;transition:background .2s}
.lightbox-close:hover{background:rgba(255,255,255,.3)}
@keyframes lbIn{from{opacity:0}to{opacity:1}}
@media(prefers-reduced-motion:reduce){.lightbox.open{animation:none}}