/* ==========================================================
   Pace9 Learning — premium redesign
   ========================================================== */
:root{
  --cyan:#29abe2; --cyan-2:#5fd0ff; --pink:#ec1c7c; --pink-2:#ff5aa5;
  --ink:#070b1a; --ink-2:#0d1430; --ink-3:#151d40;
  --line:rgba(255,255,255,.09); --glass:rgba(255,255,255,.045);
  --text:#e9ecf8; --muted:#9aa3c7; --white:#fff;
  --grad:linear-gradient(120deg,var(--cyan) 0%,#7b6cff 50%,var(--pink) 100%);
  --radius:22px; --shadow:0 30px 80px -30px rgba(0,0,0,.7);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Plus Jakarta Sans',system-ui,sans-serif;background:var(--ink);color:var(--text);line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
h1,h2,h3,h4{font-family:'Sora',sans-serif;line-height:1.12;color:var(--white);letter-spacing:-.02em}
.container{width:min(1200px,100% - 40px);margin-inline:auto}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% auto;animation:shine 6s linear infinite}
@keyframes shine{to{background-position:200% center}}
::selection{background:var(--pink);color:#fff}

/* ---------- Preloader ---------- */
.preloader{position:fixed;inset:0;background:var(--ink);z-index:999;display:grid;place-items:center;transition:opacity .6s,visibility .6s}
.preloader.done{opacity:0;visibility:hidden}
.preloader .logo{font-size:3rem;animation:pulse 1.2s ease-in-out infinite}
@keyframes pulse{50%{transform:scale(1.08);filter:drop-shadow(0 0 25px rgba(236,28,124,.6))}}

/* ---------- Logo ---------- */
.logo{font-family:'Comfortaa',sans-serif;font-weight:700;font-size:2rem;letter-spacing:-.03em;line-height:1;display:inline-flex}
.logo .p{color:var(--cyan)} .logo .n{color:var(--pink)}
.logo-sub{display:block;font-size:.62rem;letter-spacing:.32em;text-transform:uppercase;color:var(--muted);margin-top:4px;font-family:'Plus Jakarta Sans',sans-serif}

/* ---------- Cursor glow ---------- */
.cursor-glow{position:fixed;width:420px;height:420px;border-radius:50%;pointer-events:none;z-index:0;background:radial-gradient(circle,rgba(41,171,226,.13),transparent 65%);transform:translate(-50%,-50%);transition:opacity .3s}
@media (hover:none){.cursor-glow{display:none}}

/* ---------- Top bar & header ---------- */
.topbar{background:var(--ink-2);border-bottom:1px solid var(--line);font-size:.82rem;color:var(--muted)}
.topbar .container{display:flex;justify-content:space-between;gap:16px;padding:8px 0;flex-wrap:wrap}
.topbar a:hover{color:var(--cyan-2)}
.topbar span{display:inline-flex;align-items:center;gap:6px;margin-right:18px}
header.nav{position:sticky;top:0;z-index:100;transition:background .4s,backdrop-filter .4s,box-shadow .4s}
header.nav.scrolled{background:rgba(7,11,26,.78);backdrop-filter:blur(18px);box-shadow:0 10px 40px -10px rgba(0,0,0,.6);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;padding:18px 0}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{position:relative;padding:10px 16px;border-radius:999px;font-weight:500;font-size:.95rem;color:var(--muted);transition:color .3s}
.nav-links a::after{content:"";position:absolute;left:50%;bottom:4px;width:0;height:2px;background:var(--grad);border-radius:2px;transition:all .35s var(--ease);transform:translateX(-50%)}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-links a:hover::after,.nav-links a.active::after{width:40%}
.nav-cta{display:flex;gap:10px;align-items:center}
.burger{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.burger span{position:absolute;left:10px;right:10px;height:2px;background:#fff;border-radius:2px;transition:.35s var(--ease)}
.burger span:nth-child(1){top:15px}.burger span:nth-child(2){top:21px}.burger span:nth-child(3){top:27px}
.burger.open span:nth-child(1){top:21px;transform:rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){top:21px;transform:rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:999px;font-weight:600;font-size:.95rem;cursor:pointer;border:0;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s;isolation:isolate;font-family:inherit}
.btn-primary{background:var(--grad);background-size:200% auto;color:#fff;box-shadow:0 12px 30px -10px rgba(236,28,124,.6)}
.btn-primary:hover{background-position:right center;transform:translateY(-3px);box-shadow:0 20px 40px -12px rgba(236,28,124,.75)}
.btn-ghost{background:var(--glass);color:#fff;border:1px solid var(--line)}
.btn-ghost::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:0;transition:opacity .35s;z-index:-1}
.btn-ghost:hover{transform:translateY(-3px);border-color:transparent}
.btn-ghost:hover::before{opacity:1}
.btn .arrow{transition:transform .35s var(--ease)}
.btn:hover .arrow{transform:translateX(5px)}
.btn-sm{padding:10px 18px;font-size:.88rem}
.btn-block{width:100%;justify-content:center}

/* ---------- Hero ---------- */
.hero{position:relative;padding:90px 0 120px;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55;animation:float 14s ease-in-out infinite;z-index:-1}
.blob.b1{width:520px;height:520px;background:var(--cyan);top:-160px;left:-140px}
.blob.b2{width:460px;height:460px;background:var(--pink);bottom:-180px;right:-100px;animation-delay:-5s}
.blob.b3{width:300px;height:300px;background:#7b6cff;top:30%;left:45%;animation-delay:-9s;opacity:.35}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(40px,-30px) scale(1.08)}66%{transform:translate(-30px,25px) scale(.95)}}
.grid-bg{position:absolute;inset:0;z-index:-1;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:60px 60px;mask-image:radial-gradient(ellipse at center,#000 20%,transparent 75%);opacity:.5}
.hero .container{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border-radius:999px;background:var(--glass);border:1px solid var(--line);font-size:.82rem;color:var(--muted);margin-bottom:26px;backdrop-filter:blur(10px)}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--pink);box-shadow:0 0 0 0 rgba(236,28,124,.7);animation:ping 1.8s infinite}
@keyframes ping{70%{box-shadow:0 0 0 10px rgba(236,28,124,0)}100%{box-shadow:0 0 0 0 rgba(236,28,124,0)}}
.hero h1{font-size:clamp(2.6rem,5.6vw,4.6rem);margin-bottom:22px}
.hero h1 .line{display:block;overflow:hidden}
.hero h1 .line span{display:inline-block;transform:translateY(110%);animation:rise 1s var(--ease) forwards}
.hero h1 .line:nth-child(2) span{animation-delay:.15s}
.hero h1 .line:nth-child(3) span{animation-delay:.3s}
@keyframes rise{to{transform:translateY(0)}}
.hero p.lead{font-size:1.15rem;color:var(--muted);max-width:540px;margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-meta{display:flex;gap:30px;margin-top:46px;flex-wrap:wrap}
.hero-meta div{display:flex;align-items:center;gap:12px;font-size:.9rem;color:var(--muted)}
.hero-meta .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:var(--glass);border:1px solid var(--line);font-size:1.1rem}

/* hero visual */
.hero-visual{position:relative;height:520px}
.orbit{position:absolute;inset:40px;border:1px dashed rgba(255,255,255,.12);border-radius:50%;animation:spin 40s linear infinite}
.orbit.o2{inset:110px;animation-direction:reverse;animation-duration:30s}
@keyframes spin{to{transform:rotate(360deg)}}
.big-nine{position:absolute;inset:0;display:grid;place-items:center;font-family:'Comfortaa',sans-serif;font-weight:700;font-size:16rem;line-height:1;background:linear-gradient(160deg,var(--pink-2),var(--pink) 40%,#7b6cff);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 30px 60px rgba(236,28,124,.45));animation:bob 6s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-16px)}}
.float-card{position:absolute;padding:14px 18px;border-radius:18px;background:rgba(13,20,48,.75);border:1px solid var(--line);backdrop-filter:blur(14px);box-shadow:var(--shadow);display:flex;gap:12px;align-items:center;font-size:.88rem;animation:bob 5s ease-in-out infinite}
.float-card b{display:block;color:#fff;font-family:'Sora',sans-serif}
.float-card small{color:var(--muted)}
.float-card .ic{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-size:1.2rem}
.fc1{top:40px;left:0}.fc1 .ic{background:rgba(41,171,226,.18)}
.fc2{bottom:90px;left:-20px;animation-delay:-2s}.fc2 .ic{background:rgba(236,28,124,.18)}
.fc3{top:150px;right:-10px;animation-delay:-3.5s}.fc3 .ic{background:rgba(123,108,255,.2)}

/* ---------- Marquee ---------- */
.marquee{border-block:1px solid var(--line);background:var(--ink-2);overflow:hidden;padding:22px 0}
.marquee-track{display:flex;gap:60px;width:max-content;animation:scroll 32s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track span{font-family:'Sora',sans-serif;font-size:1.4rem;font-weight:600;color:rgba(255,255,255,.35);white-space:nowrap;display:flex;align-items:center;gap:60px;transition:color .3s}
.marquee-track span:hover{color:#fff}
.marquee-track span::after{content:"✦";color:var(--pink);font-size:1rem}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- Sections ---------- */
section{position:relative}
.section{padding:110px 0}
.section-head{text-align:center;max-width:720px;margin:0 auto 60px}
.section-head .tag,.tag{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan-2);margin-bottom:14px}
.section-head h2{font-size:clamp(2rem,4vw,3rem);margin-bottom:16px}
.section-head p{color:var(--muted);font-size:1.05rem}

/* ---------- Cards ---------- */
.card{position:relative;background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);padding:32px;transition:transform .5s var(--ease),border-color .4s,box-shadow .5s;overflow:hidden;isolation:isolate}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(600px circle at var(--mx,50%) var(--my,50%),rgba(41,171,226,.14),transparent 40%);opacity:0;transition:opacity .4s;z-index:-1}
.card:hover{transform:translateY(-8px);border-color:rgba(255,255,255,.18);box-shadow:var(--shadow)}
.card:hover::before{opacity:1}

.split{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.path-card{padding:44px;min-height:440px;display:flex;flex-direction:column}
.path-card .art{height:150px;border-radius:16px;margin-bottom:28px;position:relative;overflow:hidden;display:grid;place-items:center;font-size:4rem}
.path-card.under18 .art{background:linear-gradient(135deg,rgba(41,171,226,.35),rgba(123,108,255,.25))}
.path-card.fs .art{background:linear-gradient(135deg,rgba(236,28,124,.35),rgba(255,140,90,.2))}
.path-card .art::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.25) 50%,transparent 70%);transform:translateX(-100%);transition:transform .9s var(--ease)}
.path-card:hover .art::after{transform:translateX(100%)}
.path-card .art span{transition:transform .6s var(--ease)}
.path-card:hover .art span{transform:scale(1.2) rotate(-8deg)}
.path-card h3{font-size:1.8rem;margin-bottom:12px}
.path-card p{color:var(--muted);margin-bottom:22px}
.checks li{display:flex;gap:12px;align-items:center;padding:9px 0;border-bottom:1px dashed var(--line);transition:padding .3s}
.checks li:hover{padding-left:8px;color:#fff}
.checks li::before{content:"";flex:none;width:20px;height:20px;border-radius:50%;background:var(--grad);-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 100 20 10 10 0 000-20zm-1.3 14.3L6 11.6l1.4-1.4 3.3 3.3 6-6 1.4 1.4z'/%3E%3C/svg%3E") center/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 100 20 10 10 0 000-20zm-1.3 14.3L6 11.6l1.4-1.4 3.3 3.3 6-6 1.4 1.4z'/%3E%3C/svg%3E") center/contain no-repeat}
.path-card .btn{margin-top:auto;align-self:flex-start}

/* course cards */
.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.course-card{padding:0;display:flex;flex-direction:column}
.course-card .thumb{height:170px;position:relative;display:grid;place-items:center;font-size:3.4rem;overflow:hidden}
.course-card .thumb::before{content:"";position:absolute;inset:0;background:var(--g);transition:transform .8s var(--ease)}
.course-card:hover .thumb::before{transform:scale(1.12) rotate(2deg)}
.course-card .thumb span{position:relative;transition:transform .6s var(--ease)}
.course-card:hover .thumb span{transform:translateY(-6px) scale(1.12)}
.course-card .badge{position:absolute;top:16px;left:16px;padding:6px 12px;border-radius:999px;background:rgba(7,11,26,.6);backdrop-filter:blur(8px);font-size:.74rem;font-weight:600;letter-spacing:.04em}
.course-card .body{padding:26px;display:flex;flex-direction:column;flex:1}
.course-card h3{font-size:1.25rem;margin-bottom:8px}
.course-card p{color:var(--muted);font-size:.93rem;margin-bottom:18px}
.meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.meta span{font-size:.76rem;padding:5px 11px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--muted)}
.course-card .foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;padding-top:18px;border-top:1px solid var(--line)}
.link-arrow{font-weight:600;font-size:.9rem;display:inline-flex;gap:8px;align-items:center;color:var(--cyan-2)}
.link-arrow i{font-style:normal;transition:transform .35s var(--ease)}
.course-card:hover .link-arrow i{transform:translateX(6px)}

/* filters */
.filters{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:44px}
.filter{padding:10px 20px;border-radius:999px;border:1px solid var(--line);background:var(--glass);color:var(--muted);cursor:pointer;font-weight:600;font-family:inherit;transition:.3s}
.filter:hover{color:#fff;border-color:rgba(255,255,255,.25)}
.filter.active{background:var(--grad);color:#fff;border-color:transparent}
.course-card.hide{display:none}
.search{max-width:440px;margin:0 auto 26px;position:relative}
.search input{width:100%;padding:15px 22px 15px 50px;border-radius:999px;border:1px solid var(--line);background:var(--glass);color:#fff;font:inherit;outline:none;transition:.3s}
.search input:focus{border-color:var(--cyan);box-shadow:0 0 0 4px rgba(41,171,226,.15)}
.search::before{content:"⌕";position:absolute;left:20px;top:50%;transform:translateY(-50%);font-size:1.3rem;color:var(--muted)}

/* features */
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feature .ic{width:58px;height:58px;border-radius:16px;display:grid;place-items:center;font-size:1.6rem;margin-bottom:22px;background:linear-gradient(135deg,rgba(41,171,226,.2),rgba(236,28,124,.2));border:1px solid var(--line);transition:transform .5s var(--ease)}
.feature:hover .ic{transform:rotate(-10deg) scale(1.1)}
.feature h4{font-size:1.1rem;margin-bottom:8px}
.feature p{color:var(--muted);font-size:.92rem}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.step{counter-increment:s}
.step::after{content:"0" counter(s);position:absolute;right:20px;top:10px;font-family:'Sora',sans-serif;font-weight:800;font-size:4.5rem;color:rgba(255,255,255,.04);transition:color .4s}
.step:hover::after{color:rgba(236,28,124,.18)}
.step h4{margin:14px 0 8px}
.step p{color:var(--muted);font-size:.92rem}
.step .num{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--grad);font-weight:700;font-size:.9rem}

/* motto band */
.motto{padding:120px 0;text-align:center;overflow:hidden}
.motto h2{font-size:clamp(2.2rem,6vw,5rem);max-width:1000px;margin:0 auto 18px}
.motto p{color:var(--muted);max-width:620px;margin:0 auto}

/* CTA */
.cta-box{position:relative;border-radius:32px;padding:70px 60px;overflow:hidden;background:linear-gradient(120deg,#123a70,#3a1f6e 50%,#7a1450);display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;isolation:isolate}
.cta-box::before{content:"";position:absolute;width:500px;height:500px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.18),transparent 60%);top:-250px;right:-120px;z-index:-1;animation:float 12s infinite}
.cta-box h2{font-size:clamp(1.9rem,3.6vw,2.8rem);margin-bottom:12px}
.cta-box p{color:rgba(255,255,255,.75)}
.cta-contact{display:flex;flex-direction:column;gap:12px}
.cta-contact a{display:flex;align-items:center;gap:14px;padding:16px 20px;border-radius:16px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);transition:.35s var(--ease)}
.cta-contact a:hover{background:rgba(255,255,255,.16);transform:translateX(6px)}
.cta-contact small{display:block;color:rgba(255,255,255,.6);font-size:.75rem}
.cta-contact b{font-family:'Sora',sans-serif}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{padding:90px 0 80px;text-align:center;overflow:hidden;position:relative}
.page-hero h1{font-size:clamp(2.4rem,5vw,4rem);margin-bottom:14px}
.page-hero p{color:var(--muted);max-width:640px;margin:0 auto;font-size:1.08rem}
.crumbs{display:inline-flex;gap:8px;font-size:.85rem;color:var(--muted);margin-bottom:18px;padding:7px 16px;border-radius:999px;background:var(--glass);border:1px solid var(--line)}
.crumbs a:hover{color:var(--cyan-2)}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-visual{position:relative;aspect-ratio:1;border-radius:32px;background:linear-gradient(140deg,rgba(41,171,226,.25),rgba(236,28,124,.25));border:1px solid var(--line);display:grid;place-items:center;overflow:hidden}
.about-visual .stitch{font-family:'Comfortaa',sans-serif;font-weight:700;font-size:9rem;line-height:1;text-align:center}
.about-visual .stitch small{display:block;font-family:'Sora',sans-serif;font-size:1rem;letter-spacing:.3em;color:#fff;opacity:.7;margin-top:10px}
.about-text h2{font-size:clamp(2rem,3.6vw,2.8rem);margin-bottom:20px}
.about-text p{color:var(--muted);margin-bottom:18px}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}

/* course detail */
.detail{display:grid;grid-template-columns:1.6fr 1fr;gap:36px;align-items:start}
.detail-banner{height:260px;border-radius:var(--radius);display:grid;place-items:center;font-size:6rem;margin-bottom:34px;position:relative;overflow:hidden}
.detail h2{font-size:1.6rem;margin:30px 0 14px}
.detail p{color:var(--muted)}
.sidebar{position:sticky;top:110px}
.sidebar .row{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);font-size:.93rem}
.sidebar .row span{color:var(--muted)}
.sidebar h3{margin-bottom:12px}

/* accordion */
.acc{border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;background:var(--glass);transition:border-color .3s}
.acc.open{border-color:rgba(41,171,226,.4)}
.acc button{width:100%;text-align:left;padding:18px 22px;background:none;border:0;color:#fff;font:600 1rem 'Sora',sans-serif;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.acc button i{font-style:normal;transition:transform .4s var(--ease);color:var(--pink)}
.acc.open button i{transform:rotate(45deg)}
.acc .panel{max-height:0;overflow:hidden;transition:max-height .5s var(--ease)}
.acc .panel p{padding:0 22px 20px;color:var(--muted)}

/* contact & forms */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:30px}
.info-item{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--line)}
.info-item .ic{flex:none;width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:var(--grad);font-size:1.2rem}
.info-item small{color:var(--muted);display:block}
.info-item b{font-family:'Sora',sans-serif;color:#fff}
.field{margin-bottom:18px;position:relative}
.field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:8px;color:var(--muted)}
.field input,.field select,.field textarea{width:100%;padding:15px 18px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.04);color:#fff;font:inherit;outline:none;transition:.3s}
.field select option{background:var(--ink-2)}
.field textarea{min-height:140px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--cyan);box-shadow:0 0 0 4px rgba(41,171,226,.15);background:rgba(255,255,255,.07)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-msg{margin-top:14px;padding:14px 18px;border-radius:12px;background:rgba(41,171,226,.12);border:1px solid rgba(41,171,226,.35);display:none}
.form-msg.show{display:block;animation:fadeUp .5s var(--ease)}
.form-msg.err{background:rgba(236,28,124,.12);border-color:rgba(236,28,124,.4)}
.map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);margin-top:28px;filter:grayscale(.3) invert(.9) hue-rotate(180deg)}
.map iframe{width:100%;height:260px;border:0;display:block}

/* login */
.auth{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.auth-side{position:relative;overflow:hidden;padding:50px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(150deg,#0e2d5c,#2c1860 55%,#6a1046);isolation:isolate}
.auth-side h2{font-size:clamp(2rem,3.4vw,3rem);margin-bottom:16px}
.auth-side p{color:rgba(255,255,255,.75);max-width:420px}
.auth-side .big-nine{font-size:22rem;opacity:.18;inset:auto -40px -80px auto;position:absolute;z-index:-1}
.auth-perks li{display:flex;gap:12px;align-items:center;margin-top:14px;color:rgba(255,255,255,.85)}
.auth-perks li span{width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.12);display:grid;place-items:center}
.auth-main{display:grid;place-items:center;padding:50px 24px;position:relative;overflow:hidden}
.auth-card{width:min(440px,100%)}
.auth-card h1{font-size:2.2rem;margin-bottom:8px}
.auth-card>p{color:var(--muted);margin-bottom:30px}
.tabs{display:grid;grid-template-columns:1fr 1fr;background:var(--glass);border:1px solid var(--line);border-radius:999px;padding:5px;margin-bottom:28px;position:relative}
.tabs button{position:relative;z-index:1;padding:11px;border:0;background:none;color:var(--muted);font:600 .92rem inherit;font-family:inherit;cursor:pointer;transition:color .3s}
.tabs button.active{color:#fff}
.tabs .pill{position:absolute;top:5px;bottom:5px;left:5px;width:calc(50% - 5px);border-radius:999px;background:var(--grad);transition:transform .45s var(--ease)}
.tabs.second .pill{transform:translateX(100%)}
.auth-form{display:none}.auth-form.active{display:block;animation:fadeUp .5s var(--ease)}
.pw{position:relative}
.pw button{position:absolute;right:12px;top:50%;transform:translateY(-50%);background:none;border:0;color:var(--muted);cursor:pointer;font-size:.8rem;font-weight:600}
.row-between{display:flex;justify-content:space-between;align-items:center;font-size:.88rem;margin:-4px 0 22px;color:var(--muted)}
.row-between a{color:var(--cyan-2)}
.check{display:flex;gap:8px;align-items:center;cursor:pointer}
.check input{accent-color:var(--pink);width:16px;height:16px}
.demo-note{margin-top:22px;font-size:.82rem;color:var(--muted);text-align:center;padding:12px;border:1px dashed var(--line);border-radius:12px}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* dashboard */
.dash{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.dash-side{background:var(--ink-2);border-right:1px solid var(--line);padding:28px 18px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.dash-side nav{margin-top:40px;display:flex;flex-direction:column;gap:4px}
.dash-side nav a{display:flex;gap:12px;align-items:center;padding:12px 16px;border-radius:12px;color:var(--muted);font-weight:500;transition:.3s}
.dash-side nav a:hover{background:var(--glass);color:#fff;transform:translateX(4px)}
.dash-side nav a.active{background:linear-gradient(90deg,rgba(41,171,226,.2),rgba(236,28,124,.12));color:#fff;border:1px solid var(--line)}
.dash-side .logout{margin-top:auto}
.dash-main{padding:34px 40px 60px}
.dash-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:34px;gap:20px;flex-wrap:wrap}
.dash-top h1{font-size:1.9rem}
.dash-top p{color:var(--muted)}
.avatar{width:46px;height:46px;border-radius:50%;background:var(--grad);display:grid;place-items:center;font-weight:700;font-family:'Sora',sans-serif}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:28px}
.stat{padding:24px}
.stat small{color:var(--muted)}
.stat b{display:block;font-family:'Sora',sans-serif;font-size:1.9rem;margin-top:6px}
.dash-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:22px}
.dash-grid h3{font-size:1.15rem;margin-bottom:18px}
.prog-item{padding:16px 0;border-bottom:1px solid var(--line)}
.prog-item:last-child{border:0}
.prog-head{display:flex;justify-content:space-between;margin-bottom:10px;font-size:.93rem}
.prog-head span{color:var(--muted)}
.bar{height:8px;border-radius:99px;background:rgba(255,255,255,.07);overflow:hidden}
.bar i{display:block;height:100%;width:0;border-radius:99px;background:var(--grad);transition:width 1.6s var(--ease)}
.session{display:flex;gap:14px;align-items:center;padding:14px 0;border-bottom:1px solid var(--line)}
.session:last-child{border:0}
.session .date{flex:none;width:54px;text-align:center;padding:8px 0;border-radius:12px;background:var(--glass);border:1px solid var(--line);font-family:'Sora',sans-serif;line-height:1.1}
.session .date b{display:block;font-size:1.2rem}
.session .date small{font-size:.7rem;color:var(--muted);text-transform:uppercase}
.session p{font-size:.85rem;color:var(--muted)}
.dash-menu-btn{display:none}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--line);background:var(--ink-2);padding:80px 0 30px;margin-top:40px;position:relative;overflow:hidden}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;margin-bottom:50px}
footer h4{font-size:1rem;margin-bottom:18px}
footer p,footer li{color:var(--muted);font-size:.93rem}
footer li{margin-bottom:10px}
footer li a{transition:.3s;display:inline-block}
footer li a:hover{color:#fff;transform:translateX(5px)}
.foot-bottom{border-top:1px solid var(--line);padding-top:26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:.85rem}
.newsletter{display:flex;margin-top:14px;border:1px solid var(--line);border-radius:999px;padding:5px;background:var(--glass)}
.newsletter input{flex:1;background:none;border:0;color:#fff;padding:0 14px;outline:none;font:inherit;min-width:0}
.to-top{position:fixed;right:24px;bottom:24px;width:50px;height:50px;border-radius:50%;background:var(--grad);display:grid;place-items:center;z-index:90;opacity:0;transform:translateY(20px);transition:.4s var(--ease);box-shadow:0 10px 30px -8px rgba(236,28,124,.6);font-size:1.2rem}
.to-top.show{opacity:1;transform:none}
.to-top:hover{transform:translateY(-4px)}

/* ---------- Reveal animations ---------- */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.left{transform:translateX(-50px)}
.reveal.right{transform:translateX(50px)}
.reveal.zoom{transform:scale(.92)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}.d4{transition-delay:.4s}.d5{transition-delay:.5s}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .course-grid{grid-template-columns:repeat(2,1fr)}
  .features,.steps,.stats{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .hero .container{grid-template-columns:1fr}
  .hero-visual{height:420px;max-width:520px;margin:0 auto;width:100%}
  .big-nine{font-size:12rem}
  .detail{grid-template-columns:1fr}.sidebar{position:static}
  .dash-grid{grid-template-columns:1fr}
}
@media (max-width:860px){
  .burger{display:block}
  .nav-links{position:fixed;inset:0;top:0;flex-direction:column;justify-content:center;background:rgba(7,11,26,.97);backdrop-filter:blur(20px);gap:10px;opacity:0;visibility:hidden;transition:.45s var(--ease);z-index:-1}
  .nav-links.open{opacity:1;visibility:visible}
  .nav-links a{font-size:1.5rem;font-family:'Sora',sans-serif}
  .nav-cta .btn-ghost{display:none}
  .split,.about-grid,.contact-grid,.cta-box,.auth{grid-template-columns:1fr}
  .auth-side{min-height:320px}
  .values{grid-template-columns:1fr}
  .cta-box{padding:50px 30px}
  .section{padding:80px 0}
  .dash{grid-template-columns:1fr}
  .dash-side{position:fixed;left:0;top:0;width:260px;z-index:200;transform:translateX(-100%);transition:transform .4s var(--ease)}
  .dash-side.open{transform:none}
  .dash-main{padding:24px 18px 50px}
  .dash-menu-btn{display:inline-flex}
}
@media (max-width:600px){
  .container{width:calc(100% - 32px)}
  .course-grid,.features,.steps,.foot-grid,.form-row{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .path-card{padding:28px}
  .topbar .hide-sm{display:none}
  .fc3{right:0}.fc2{left:0}
  .big-nine{font-size:9rem}
  .hero-visual{height:360px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* brand & misc */
.brand{display:flex;flex-direction:column;transition:transform .4s var(--ease)}
.brand:hover{transform:scale(1.04)}
.brand img{height:44px;width:auto}
.pre-logo{width:200px;height:auto;animation:pulse 1.2s ease-in-out infinite}
.mobile-only{display:none}
@media (max-width:860px){.mobile-only{display:inline-block}}
@media (max-width:600px){
  .hero{padding:60px 0 80px}
  .hero-visual{height:320px}
  .orbit{inset:20px}.orbit.o2{inset:70px}
  .fc2{display:none}
  .fc1{top:10px;left:0}.fc3{top:auto;bottom:10px;right:0}
  .big-nine{font-size:10rem}
}