/*
Theme Name: AI Classes
Description: Dark theme with the globe header for live AI classes.
Version: 0.1
Text Domain: aiclasses
*/
:root{
  --bg:#202428;--bg2:#2a2f34;--card:#272c31;--line:#3a4047;
  --fg:#e8e9eb;--muted:#a4abb3;--accent:#89ff00;--accent-dark:#5fb300;--accent-ink:#121a00;
  --radius:14px;--maxw:1200px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent)}
img{max-width:100%;height:auto}
.wrap{width:min(100% - 32px,var(--maxw));margin-inline:auto}
.btn{display:inline-block;padding:12px 22px;border-radius:999px;background:var(--accent);color:var(--accent-ink);font-weight:700;text-decoration:none;border:0;cursor:pointer;font-size:1rem}
.btn:hover{background:#9dff2e}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid var(--line)}
.btn.ghost:hover{border-color:var(--accent)}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.8rem;font-weight:700;background:var(--bg2);color:var(--muted)}
.badge.free{background:var(--accent);color:var(--accent-ink)}
.badge.live{background:#ff4d4d;color:#fff}

/* nav */
.nav{position:absolute;inset:0 0 auto 0;z-index:3;display:flex;align-items:center;justify-content:space-between;padding:18px clamp(16px,4.65vw,67px)}
.nav .brand{display:flex;align-items:center;gap:10px;color:var(--fg);text-decoration:none;font-weight:800;letter-spacing:.01em;text-shadow:0 0 10px #000}
.nav .brand svg{width:30px;height:30px}
.nav ul{display:flex;gap:18px;list-style:none;margin:0;padding:0;align-items:center}
.nav a{color:var(--fg);text-decoration:none;text-shadow:0 0 10px #000}
.nav a:hover{color:var(--accent)}
.nav .btn{text-shadow:none}
@media (max-width:700px){.nav ul li.hide-sm{display:none}}

/* hero (globe) */
.hero{position:relative;width:100%;min-width:200px;display:flex;flex-direction:column;justify-content:flex-end;min-height:clamp(560px,calc(84svh - 50px),820px);overflow:hidden;background:var(--bg)}
.hero.small{min-height:clamp(320px,42svh,420px)}
.hero-copy{position:relative;z-index:2;padding:110px clamp(16px,4.65vw,67px) clamp(72px,13%,120px);width:min(850px + 2*clamp(16px,4.65vw,67px),100%)}
.hero.small .hero-copy{padding-bottom:40px}
.hero-copy h1,.hero-copy p{text-shadow:0 0 8px #000,0 0 18px rgba(0,0,0,.9),0 0 34px rgba(0,0,0,.72)}
.hero-copy h1{margin:0;font-size:clamp(2.1rem,5.2vw,4.4rem);line-height:1.05;letter-spacing:-.02em}
.hero-copy p{margin:18px 0 0;font-size:clamp(1.05rem,1.8vw,1.45rem);max-width:640px;color:#d5d8dc}
.hero-actions{margin-top:24px;display:flex;gap:12px;flex-wrap:wrap}
.globe-hint{position:absolute;right:clamp(16px,4.65vw,67px);bottom:34px;z-index:2;display:flex;align-items:center;gap:8px;color:var(--muted);font-size:.9rem;text-shadow:0 0 8px #000}
.globe-hint-icon{width:26px;height:26px;filter:drop-shadow(0 0 6px rgba(0,0,0,.9));animation:globe-hint-move 1.6s ease-in-out 1.2s 1 both}
.globe-hint-finger,.globe-hint-mobile{display:none}
@media (hover:none),(pointer:coarse){.globe-hint-mouse,.globe-hint-desktop{display:none}.globe-hint-finger{display:block}.globe-hint-mobile{display:inline}}
@keyframes globe-hint-move{0%{transform:translateX(0)}35%{transform:translateX(-14px)}70%{transform:translateX(14px)}100%{transform:translateX(0)}}
@media (max-width:700px){.globe-hint{right:auto;left:50%;bottom:20px;transform:translateX(-50%);white-space:nowrap}}
@media (prefers-reduced-motion:reduce){.globe-hint-icon{animation:none}}

/* sections */
section.block{padding:64px 0}
section.block h2{font-size:clamp(1.6rem,3vw,2.4rem);margin:0 0 8px;letter-spacing:-.01em}
section.block .lead{color:var(--muted);margin:0 0 28px;max-width:640px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;gap:10px;transition:transform .15s,border-color .15s}
.card:hover{transform:translateY(-2px);border-color:var(--accent)}
.card h3{margin:0;font-size:1.25rem}
.card h3 a{color:var(--fg);text-decoration:none}
.card p{margin:0;color:var(--muted)}
.card .meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;font-size:.9rem;color:var(--muted)}
.card .foot{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:10px}
.price{font-weight:800;font-size:1.1rem}

/* path (curriculum map) */
.path{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.path li{display:grid;grid-template-columns:44px 1fr auto;gap:14px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.path .node{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:800;background:var(--bg2);color:var(--muted);border:2px solid var(--line)}
.path li.done .node{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.path li.locked{opacity:.55}
.path a{color:var(--fg);text-decoration:none;font-weight:600}
.path small{display:block;color:var(--muted)}

/* lesson */
.video{position:relative;aspect-ratio:16/9;background:#000;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lesson-grid{display:grid;gap:28px;grid-template-columns:minmax(0,2fr) minmax(260px,1fr)}
@media (max-width:860px){.lesson-grid{grid-template-columns:1fr}}
.assets{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.assets li a{display:flex;gap:10px;align-items:center;padding:12px 14px;background:var(--card);border:1px solid var(--line);border-radius:10px;color:var(--fg);text-decoration:none}
.assets li a:hover{border-color:var(--accent)}
.live-box{background:linear-gradient(135deg,#2a2f34,#1b1f22);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.live-box strong{color:var(--accent)}
.prose{max-width:760px}
.prose h2{font-size:1.5rem}
.notice{background:var(--bg2);border-left:4px solid var(--accent);padding:14px 18px;border-radius:8px}

/* login */
.login-card{max-width:440px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;text-align:center}
.login-card .nsl-container{margin-top:12px}
footer.site{border-top:1px solid var(--line);padding:32px 0;color:var(--muted);font-size:.9rem}
footer.site .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

/* ---- landing v2 ---- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:rgba(32,36,40,.75);border:1px solid var(--line);color:var(--fg);font-size:.85rem;font-weight:600;margin-bottom:16px;backdrop-filter:blur(4px)}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:#ff4d4d;box-shadow:0 0 0 4px rgba(255,77,77,.25)}
.proof{display:flex;gap:18px;flex-wrap:wrap;margin-top:22px;color:#cfd3d8;font-size:.95rem;text-shadow:0 0 10px #000}
.proof span::before{content:"✓";color:var(--accent);margin-right:6px;font-weight:800}
.card .cover{aspect-ratio:16/8;border-radius:10px;margin:-6px -6px 6px;display:grid;place-items:center;background:radial-gradient(120% 120% at 20% 0%,rgba(137,255,0,.35),transparent 55%),linear-gradient(135deg,#2c3238,#1a1e22);border:1px solid var(--line)}
.card .cover.c2{background:radial-gradient(120% 120% at 80% 0%,rgba(0,200,255,.3),transparent 55%),linear-gradient(135deg,#2c3238,#1a1e22)}
.card .cover.c3{background:radial-gradient(120% 120% at 50% 100%,rgba(255,170,0,.3),transparent 55%),linear-gradient(135deg,#2c3238,#1a1e22)}
.outcomes{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));list-style:none;margin:0;padding:0}
.outcomes li{display:flex;gap:12px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}
.outcomes li b{color:var(--accent);font-size:1.3rem;line-height:1}
.steps{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));counter-reset:s}
.steps .step{position:relative;padding:24px 22px 22px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius)}
.steps .step::before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:18px;width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:800;display:grid;place-items:center}
.steps h3{margin:4px 0 8px}
.steps p{margin:0;color:var(--muted)}
.instructor{display:grid;gap:28px;grid-template-columns:200px 1fr;align-items:center}
.instructor .photo{width:200px;height:200px;border-radius:24px;background:linear-gradient(135deg,#2c3238,#1a1e22);border:1px solid var(--line);display:grid;place-items:center;font-size:4rem}
@media (max-width:700px){.instructor{grid-template-columns:1fr}.instructor .photo{width:140px;height:140px}}
.faq{max-width:760px;display:grid;gap:10px}
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:0 18px}
.faq summary{cursor:pointer;padding:16px 0;font-weight:700;list-style:none;display:flex;justify-content:space-between}
.faq summary::after{content:"+";color:var(--accent);font-size:1.3rem}
.faq details[open] summary::after{content:"–"}
.faq p{margin:0 0 16px;color:var(--muted)}
.cta{background:radial-gradient(80% 120% at 50% 120%,rgba(137,255,0,.25),transparent 60%),var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta .wrap{display:grid;gap:28px;grid-template-columns:1.1fr .9fr;align-items:center}
@media (max-width:860px){.cta .wrap{grid-template-columns:1fr}}

/* ---- auth card (Google + email) ---- */
.auth{max-width:420px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px}
.auth h2{margin:0 0 6px;font-size:1.5rem;text-align:center}
.auth .sub{margin:0 0 20px;color:var(--muted);text-align:center;font-size:.95rem}
.auth .google{display:flex;align-items:center;justify-content:center;gap:12px;width:100%;padding:12px 16px;border-radius:12px;background:#fff;color:#1f1f1f;font-weight:600;text-decoration:none;border:1px solid #dadce0;font-size:1rem}
.auth .google:hover{background:#f3f4f6}
.auth .google svg{width:20px;height:20px}
.auth .google.off{opacity:.5;pointer-events:none}
.auth .or{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.85rem;margin:18px 0}
.auth .or::before,.auth .or::after{content:"";flex:1;height:1px;background:var(--line)}
.auth label{display:block;font-size:.9rem;color:var(--muted);margin:12px 0 6px}
.auth input{width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--fg);font-size:1rem}
.auth input:focus{outline:2px solid var(--accent);outline-offset:0;border-color:transparent}
.auth .btn{width:100%;margin-top:18px;text-align:center}
.auth .switch{margin:18px 0 0;text-align:center;color:var(--muted);font-size:.9rem}
.auth .switch a{color:var(--fg)}
.auth .err{background:rgba(255,77,77,.12);border:1px solid rgba(255,77,77,.4);color:#ffb3b3;border-radius:10px;padding:10px 12px;font-size:.9rem;margin-bottom:12px}
.auth .fine{margin:14px 0 0;color:var(--muted);font-size:.78rem;text-align:center}
@media (max-width:700px){.hero:not(.small){min-height:100svh}.hero-copy{padding-top:150px}.hero-copy h1{font-size:2.3rem}}

.pricing .card .price.big{font-size:2.4rem;margin:4px 0}.pricing .card .price small{font-size:1rem;color:var(--muted);font-weight:600}
.card>.badge{align-self:flex-start}
.auth .social{display:grid;gap:10px}.auth .google.facebook{background:#1877F2;color:#fff;border-color:#1877F2}.auth .google.facebook:hover{background:#166fe0}.auth .google.facebook svg path{fill:#fff}.auth .google.microsoft{background:#2f2f2f;color:#fff;border-color:#2f2f2f}.auth .google.microsoft:hover{background:#3a3a3a}

/* ================= polish pass ================= */
:root{--display:"Space Grotesk",system-ui,sans-serif;--sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;--shadow:0 10px 30px rgba(0,0,0,.35);--glow:0 0 0 1px rgba(137,255,0,.35),0 12px 40px rgba(137,255,0,.12)}
body{font-family:var(--sans);font-size:17px;letter-spacing:-.005em}
h1,h2,h3,.price.big,.pin{font-family:var(--display);font-weight:700;letter-spacing:-.03em}
.hero-copy h1{font-weight:700;font-size:clamp(2.3rem,5.6vw,4.8rem);line-height:1.02}
.hero-copy h1 em{font-style:normal;color:var(--accent)}
section.block h2{font-size:clamp(1.8rem,3.2vw,2.6rem);font-weight:700}
.card h3,.steps h3{font-family:var(--sans);font-weight:700;letter-spacing:-.01em}
.kicker{display:block;color:var(--accent);font:700 .78rem/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;margin-bottom:12px}

/* buttons */
.btn{transition:transform .12s ease,box-shadow .2s ease,background .15s;box-shadow:0 1px 0 rgba(255,255,255,.15) inset,0 6px 18px rgba(137,255,0,.18)}
.btn:hover{transform:translateY(-1px);box-shadow:0 1px 0 rgba(255,255,255,.15) inset,0 10px 24px rgba(137,255,0,.28)}
.btn:active{transform:translateY(0) scale(.98)}
.btn.ghost{box-shadow:none;background:rgba(255,255,255,.03);backdrop-filter:blur(6px)}
.btn.ghost:hover{box-shadow:none;background:rgba(255,255,255,.07)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}

/* floating pill nav */
.nav{position:fixed;inset:14px auto auto 50%;transform:translateX(-50%);width:min(100% - 24px,1180px);padding:10px 14px 10px 18px;border-radius:999px;border:1px solid transparent;transition:background .25s,border-color .25s,box-shadow .25s,backdrop-filter .25s}
.nav.solid{background:rgba(32,36,40,.78);border-color:var(--line);backdrop-filter:blur(12px);box-shadow:var(--shadow)}
.nav .brand span{font-family:var(--display);font-weight:600;font-size:1.15rem}
.nav ul a:not(.btn){padding:8px 12px;border-radius:999px;transition:background .15s}
.nav ul a:not(.btn):hover{background:rgba(255,255,255,.06);color:var(--fg)}
.nav .btn{padding:9px 18px;font-size:.95rem}
.hero-copy{padding-top:130px}

/* hero depth */
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:38%;background:linear-gradient(to top,var(--bg) 0%,rgba(32,36,40,.6) 45%,transparent 100%);pointer-events:none;z-index:1}
.hero-copy p{color:#d9dde2}
.proof span{display:inline-flex;align-items:center;gap:6px;background:rgba(32,36,40,.55);border:1px solid rgba(255,255,255,.08);border-radius:999px;padding:6px 12px;font-size:.88rem;text-shadow:none;backdrop-filter:blur(4px)}
.proof span::before{margin:0}

/* cards */
.card{padding:24px;border-radius:18px;background:linear-gradient(180deg,rgba(255,255,255,.025),transparent 40%),var(--card);transition:transform .2s ease,box-shadow .2s ease,border-color .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--glow);border-color:rgba(137,255,0,.45)}
.card .cover{margin:-8px -8px 10px;border-radius:12px;position:relative;overflow:hidden}
.card .cover::after{content:attr(data-n);position:absolute;right:14px;bottom:8px;font:600 3.2rem/1 var(--display);color:rgba(255,255,255,.08)}
.card .who{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.9rem;margin-top:2px}
.card .who i{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#3a7a00);color:var(--accent-ink);display:grid;place-items:center;font:800 .8rem var(--sans);font-style:normal}
.card .meta{font-size:.86rem}
.card .meta .sep{opacity:.4}
.card .price{font-family:var(--display);font-size:1.35rem}

/* steps + outcomes */
.steps .step{border-radius:18px;transition:border-color .2s}.steps .step:hover{border-color:rgba(137,255,0,.4)}
.outcomes li{border-radius:14px}
.live-box{border-radius:18px}

/* instructor */
.instructor .photo{border-radius:28px;box-shadow:var(--shadow)}

/* faq */
.faq details{transition:border-color .2s}.faq details[open]{border-color:rgba(137,255,0,.4)}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.grid>.reveal:nth-child(2){transition-delay:.08s}.grid>.reveal:nth-child(3){transition-delay:.16s}.grid>.reveal:nth-child(4){transition-delay:.24s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.btn,.card{transition:none}}

/* footer */
footer.site{padding:56px 0 28px;background:#1b1f22}
footer.site .cols{display:grid;gap:28px;grid-template-columns:1.4fr 1fr 1fr 1.4fr;width:min(100% - 32px,var(--maxw));margin:0 auto}
footer.site h4{margin:0 0 12px;color:var(--fg);font-size:.95rem}
footer.site ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
footer.site a{color:var(--muted);text-decoration:none}footer.site a:hover{color:var(--accent)}
footer.site .brand{display:flex;align-items:center;gap:10px;color:var(--fg);font-family:var(--display);font-weight:600;font-size:1.2rem;margin-bottom:10px}
footer.site .brand svg{width:28px;height:28px}
footer.site form{display:flex;gap:8px;margin-top:10px}
footer.site input{flex:1;padding:12px 14px;border-radius:10px;border:1px solid var(--line);background:var(--bg);color:var(--fg);font-size:.95rem}
footer.site form .btn{padding:10px 16px}
footer.site .bottom{width:min(100% - 32px,var(--maxw));margin:36px auto 0;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.85rem}
@media (max-width:860px){footer.site .cols{grid-template-columns:1fr 1fr}}
@media (max-width:520px){footer.site .cols{grid-template-columns:1fr}}
.card .foot .btn{white-space:nowrap;padding:11px 18px}

/* ================= rhythm + centering ================= */
section.block{padding:clamp(72px,9vw,120px) 0}
section.block+section.block{padding-top:clamp(56px,7vw,96px)}
.section-head{text-align:center;max-width:680px;margin:0 auto clamp(36px,5vw,56px)}
.section-head .kicker{margin-bottom:14px}
.section-head h2{margin:0 0 14px}
.section-head .lead{margin:0 auto;max-width:560px;font-size:1.1rem;line-height:1.6}
.grid{justify-content:center;grid-template-columns:repeat(auto-fit,minmax(280px,340px));gap:22px}
.grid.wide{grid-template-columns:repeat(auto-fit,minmax(260px,360px))}
.steps{justify-content:center;grid-template-columns:repeat(auto-fit,minmax(260px,340px));gap:22px}
.outcomes{justify-content:center;grid-template-columns:repeat(auto-fit,minmax(260px,300px));gap:16px;max-width:1000px;margin:0 auto}
.outcomes li{line-height:1.5}
.card{gap:12px}
.card h3{font-size:1.3rem;line-height:1.25;margin-top:4px}
.card p{line-height:1.55;font-size:.98rem}
.card .foot{margin-top:8px;padding-top:16px;border-top:1px solid var(--line)}
.steps .step{padding:30px 24px 26px}
.steps p{line-height:1.55}
.pricing{grid-template-columns:repeat(auto-fit,minmax(230px,270px))}
.pricing .card{text-align:center;align-items:center}
.pricing .card>.badge{align-self:center}
.pricing .card .foot{width:100%;justify-content:center;border:0;padding-top:4px}
.pricing .card .price.big{margin:6px 0 2px}
.instructor{max-width:900px;margin:0 auto;gap:36px}
.faq{margin:0 auto}
.faq summary{padding:18px 0;font-size:1.02rem}
.faq p{line-height:1.6}
.cta .wrap{gap:48px;max-width:1040px}
.cta h2{margin:0 0 12px}
.hero-copy p{max-width:600px}
.hero-actions{margin-top:28px}
.proof{margin-top:26px}
@media (max-width:700px){section.block{padding:64px 0}.section-head{margin-bottom:32px}.grid,.steps,.pricing{grid-template-columns:1fr}}
.card .cover svg{width:100%;height:100%;display:block}
.outcomes{grid-template-columns:repeat(auto-fit,minmax(280px,440px))}

/* ================= judge fixes ================= */
.hero canvas{opacity:.62!important;transform:translate(6%,6%) scale(1.08);transform-origin:center}
.nav{background:rgba(32,36,40,.55);border-color:rgba(255,255,255,.08);backdrop-filter:blur(10px)}
.proof-line{margin:22px 0 0;color:#b9bfc6;font-size:.95rem;text-shadow:0 0 8px #000}
.card .cover::after{content:none}
.card.featured{border-color:rgba(137,255,0,.55);box-shadow:0 0 0 1px rgba(137,255,0,.2)}
.card.featured .foot .btn{background:var(--accent);color:var(--accent-ink);border-color:transparent;box-shadow:0 6px 18px rgba(137,255,0,.18)}
.card .foot{min-height:60px}
/* stepper */
.steps{position:relative;max-width:1060px;margin:0 auto}
.steps .step{background:transparent;border:0;padding:0 16px 0 0;text-align:left}
.steps .step::before{position:static;width:40px;height:40px;font-size:1.05rem;margin-bottom:14px;box-shadow:0 0 0 6px var(--bg2)}
.steps .step h3{font-size:1.25rem}
@media (min-width:861px){.steps::before{content:"";position:absolute;left:20px;right:20px;top:20px;height:2px;background:linear-gradient(90deg,var(--accent),rgba(137,255,0,.15))}.steps .step::before{position:relative;z-index:1}}
.steps .step:hover{border-color:transparent}
/* outcomes */
.outcomes li strong{display:block;color:var(--fg);margin-bottom:2px}
.outcomes li{color:var(--muted)}
/* teacher band */
.teacher{background:linear-gradient(180deg,var(--bg),#1b1f22)}
.instructor .photo{background:radial-gradient(120% 120% at 20% 0%,rgba(137,255,0,.35),transparent 55%),linear-gradient(135deg,#2c3238,#1a1e22)}
.instructor .photo span{font:600 5rem/1 var(--display);color:var(--accent)}
/* faq contrast */
.faq details{background:var(--card);border-color:#454c54}
.faq summary{color:var(--fg)}
.faq p{color:#c3c8ce}
/* auth: fold extra providers */
.auth .social details.more summary{list-style:none;cursor:pointer;text-align:center;color:var(--muted);font-size:.9rem;padding:4px 0}
.auth .social details.more summary::-webkit-details-marker{display:none}
.auth .social details.more summary::after{content:" ▾"}
.auth .social details.more[open] summary{display:none}
.auth .social details.more a{margin-top:10px}
@media (min-width:861px){.steps{grid-template-columns:repeat(3,1fr);gap:32px}}

/* ================= round 2 ================= */
.hero canvas{opacity:.38!important}
.proof-line{font-size:.88rem;color:#9aa1a8;margin-top:14px}
/* product preview cluster */
.preview{position:absolute;z-index:2;right:clamp(16px,5vw,80px);top:50%;transform:translateY(-46%);width:min(420px,38vw);display:grid;gap:14px;pointer-events:none}
.pv{background:rgba(39,44,49,.92);border:1px solid rgba(255,255,255,.1);border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.5);backdrop-filter:blur(8px);font-size:.9rem;color:var(--fg)}
.pv strong{display:block;font-weight:700}
.pv small{color:var(--muted);display:block;margin-top:6px}
.pv.lesson{overflow:hidden;transform:rotate(-1.5deg)}
.pv-video{aspect-ratio:16/7;background:radial-gradient(80% 100% at 30% 0%,rgba(137,255,0,.35),transparent 60%),linear-gradient(135deg,#2c3238,#15181b);display:grid;place-items:center;position:relative}
.pv-video .play{width:44px;height:44px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-size:.9rem;padding-left:3px}
.pv-time{position:absolute;right:10px;bottom:8px;font-size:.75rem;background:rgba(0,0,0,.6);padding:2px 8px;border-radius:999px}
.pv-body{padding:14px 16px}
.pv-bar{height:6px;background:var(--bg);border-radius:999px;margin-top:10px;overflow:hidden}.pv-bar i{display:block;height:100%;background:var(--accent)}
.pv.round{padding:14px 16px;transform:translateX(28px) rotate(1deg)}
.pv-head{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:.8rem;margin-bottom:8px}
.pv-choices{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:10px}
.pv-choices span{padding:8px 10px;border-radius:8px;font-weight:700;font-size:.8rem;color:#fff}
.pv-choices .c0{background:#e74c3c}.pv-choices .c1{background:#2f80ed}.pv-choices .c2{background:#89ff00;color:#121a00;outline:2px solid #fff}.pv-choices .c3{background:#27ae60}
.pv.session{display:flex;align-items:center;gap:12px;padding:12px 14px;transform:translateX(-10px)}
.pv.session .dot{width:10px;height:10px;border-radius:50%;background:#ff4d4d;box-shadow:0 0 0 5px rgba(255,77,77,.25)}
.pv-join{margin-left:auto;background:var(--accent);color:var(--accent-ink);font-weight:800;padding:6px 14px;border-radius:999px;font-size:.85rem}
@media (max-width:1000px){.preview{display:none}.hero canvas{opacity:.6!important}}
/* rhythm: less dead space, clearer section breaks */
section.block{padding:clamp(56px,6.5vw,84px) 0}
section.block+section.block{padding-top:clamp(48px,5.5vw,72px)}
section.block{border-top:1px solid rgba(255,255,255,.05)}
.section-head{margin-bottom:clamp(28px,4vw,40px)}
/* contrast lift */
.card p,.steps p,.outcomes li{color:#c3c8ce}
.card,.outcomes li,.faq details{border-color:#454c54}
.faq summary::after{font-size:1.7rem;line-height:1;color:var(--accent)}
.faq summary{padding:16px 0}
/* compact pricing row */
.pricing{grid-template-columns:repeat(auto-fit,minmax(200px,250px));gap:14px}
.pricing .card{padding:20px 18px;gap:6px}
.pricing .card .price.big{font-size:2rem}
.pricing .card p{font-size:.9rem}
.pricing .card .foot{min-height:0;padding-top:8px}
.pricing .card .foot .btn{padding:9px 16px;font-size:.92rem}
@media (min-width:1001px){.preview{transform:translateY(-42%)}.hero:not(.small) .globe-hint{display:none}.hero:not(.small){min-height:clamp(640px,calc(88svh - 40px),860px)}}
/* hero animation back to full strength, no preview cluster */
.hero canvas{opacity:1!important;transform:none}
@media (min-width:1001px){.hero:not(.small) .globe-hint{display:flex}}

/* ================= inner page head (no hero) ================= */
.page-head{position:relative;padding:132px 0 44px;background:radial-gradient(70% 90% at 80% 0%,rgba(137,255,0,.10),transparent 60%),var(--bg);border-bottom:1px solid rgba(255,255,255,.06)}
.page-head h1{margin:0;font-size:clamp(2rem,4.4vw,3.2rem);font-weight:700;line-height:1.05;max-width:900px}
.page-head p{margin:14px 0 0;color:#c3c8ce;font-size:1.1rem;max-width:640px;line-height:1.55}
.page-head .kicker{margin-bottom:12px}
.page-head+main>section.block:first-child{padding-top:48px;border-top:0}
.h-sm{font-size:1.35rem;margin:32px 0 12px}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.ticks li{padding-left:28px;position:relative;color:#c3c8ce;line-height:1.5}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:800}
.ticks.build li::before{content:"→"}
.sticky{position:sticky;top:96px;align-self:start}
.buy-box{background:var(--card);border:1px solid #454c54;border-radius:18px;padding:22px}
.buy-box .price.big{font-size:2.6rem;font-family:var(--display)}
.facts{list-style:none;margin:18px 0 0;padding:16px 0 0;border-top:1px solid var(--line);display:grid;gap:8px;color:#c3c8ce;font-size:.95rem}
.facts li::before{content:"•";color:var(--accent);margin-right:8px}
.muted{color:var(--muted)}
.lesson-grid{align-items:start}
/* class card: level + audience */
.card .meta .lvl{color:var(--accent);font-weight:700}
.card.featured{border-color:#454c54;box-shadow:none}.card.featured .foot .btn{background:transparent;color:var(--fg);border:1px solid var(--line);box-shadow:none}
@media (min-width:1180px){#tracks .grid{grid-template-columns:repeat(4,1fr)}}
footer.site form .btn{white-space:nowrap}

/* condensed class page */
.single-aic_class .page-head{padding:112px 0 28px}
.single-aic_class .page-head h1{font-size:clamp(1.8rem,3.6vw,2.6rem)}
.single-aic_class .page-head p{font-size:1rem;margin-top:10px}
.single-aic_class .page-head+main>section.block:first-child{padding-top:28px}
.lesson-grid.compact{gap:24px}
.lesson-grid.compact .h-sm{font-size:1.1rem;margin:18px 0 8px}
.lesson-grid.compact .h-sm:first-child{margin-top:0}
.lesson-grid.compact .two-up{display:grid;gap:20px;grid-template-columns:1fr 1fr}
.lesson-grid.compact .two-up .h-sm{margin-top:0}
.lesson-grid.compact .ticks{gap:5px;font-size:.95rem}
.lesson-grid.compact .prose{margin-top:14px;font-size:.98rem;line-height:1.55}
.lesson-grid.compact .prose p{margin:0 0 10px}
.muted-n{color:var(--muted);font-weight:500;font-size:.9em;margin-left:6px}
.lesson-grid.compact .path{gap:6px}
.lesson-grid.compact .path li{grid-template-columns:30px 1fr auto;gap:10px;padding:9px 12px;border-radius:12px}
.lesson-grid.compact .path .node{width:30px;height:30px;font-size:.85rem;font-weight:700}
.lesson-grid.compact .path a,.lesson-grid.compact .path li>span:not(.node){font-size:.95rem}
.lesson-grid.compact .path small{display:inline;color:var(--muted);font-size:.82rem;white-space:nowrap}
.lesson-grid.compact .buy-box{padding:18px}
.lesson-grid.compact .price-row{display:flex;align-items:baseline;gap:10px;margin-bottom:12px}
.lesson-grid.compact .price.big{font-size:2.1rem;line-height:1}
.lesson-grid.compact .btn.full{display:block;width:100%;text-align:center;box-sizing:border-box}
.lesson-grid.compact .btn.full+.btn.full{margin-top:8px}
.lesson-grid.compact .fine{text-align:center;margin:8px 0 0;color:var(--muted);font-size:.85rem}
.lesson-grid.compact .fine a{color:var(--fg)}
.lesson-grid.compact .facts{margin-top:14px;padding-top:12px;gap:5px;font-size:.9rem}
@media (max-width:600px){.lesson-grid.compact .two-up{grid-template-columns:1fr}}

/* class pages: narrower, centered column */
.single-aic_class .wrap,.single-aic_class .page-head .wrap{width:min(100% - 32px,940px);margin-inline:auto}
.single-aic_class .page-head h1,.single-aic_class .page-head p{margin-inline:auto;text-align:center}
.single-aic_class .page-head .kicker{display:block;text-align:center}
.single-aic_class .page-head p{max-width:600px}
.lesson-grid.compact{grid-template-columns:minmax(0,1fr) 300px;gap:32px}
@media (max-width:860px){.lesson-grid.compact{grid-template-columns:1fr}}

/* class page spacing pass */
.single-aic_class .page-head{padding-bottom:36px}
.single-aic_class .page-head+main>section.block:first-child{padding-top:36px}
.lesson-grid.compact{gap:40px}
.lesson-grid.compact .two-up{gap:28px;margin-bottom:6px}
.lesson-grid.compact .ticks{gap:8px}
.lesson-grid.compact .ticks li{padding-left:26px}
.lesson-grid.compact .prose{margin:22px 0 26px}
.lesson-grid.compact .h-sm{margin:0 0 12px}
.lesson-grid.compact .path{gap:10px}
.lesson-grid.compact .path li{padding:12px 16px;gap:14px}
.lesson-grid.compact .buy-box{padding:22px}
.lesson-grid.compact .price-row{margin-bottom:16px}
.lesson-grid.compact .facts{margin-top:18px;padding-top:16px;gap:8px}
.lesson-grid.compact .facts li{padding-left:16px;text-indent:-16px;white-space:nowrap}
.lesson-grid.compact .sticky{top:104px}
.single-aic_class section.block.class-body{padding-top:56px;border-top:0}

/* class page: more air */
.single-aic_class .page-head{padding:136px 0 48px}
.single-aic_class .page-head .kicker{margin-bottom:16px}
.single-aic_class .page-head p{margin-top:16px;line-height:1.65}
.single-aic_class section.block.class-body{padding-top:72px;padding-bottom:96px}
.lesson-grid.compact{gap:48px}
.lesson-grid.compact .two-up{gap:36px;margin-bottom:10px}
.lesson-grid.compact .h-sm{margin-bottom:16px}
.lesson-grid.compact .ticks{gap:12px}
.lesson-grid.compact .ticks li{line-height:1.6}
.lesson-grid.compact .prose{margin:32px 0 36px;line-height:1.7}
.lesson-grid.compact .path{gap:12px}
.lesson-grid.compact .path li{padding:14px 18px}
.lesson-grid.compact .buy-box{padding:26px}
.lesson-grid.compact .price-row{margin-bottom:18px}
.lesson-grid.compact .fine{margin-top:12px}
.lesson-grid.compact .facts{margin-top:22px;padding-top:20px;gap:10px;line-height:1.5}

/* checkout flow */
.eyebrow .cd{font-weight:600;color:var(--accent);margin-left:2px}
.eyebrow.live .cd{animation:pulse 1.2s infinite}
.facts li.countdown span{color:var(--accent);font-weight:700;font-variant-numeric:tabular-nums}
.notice.welcome{background:rgba(137,255,0,.1);border:1px solid rgba(137,255,0,.35);color:var(--fg);border-radius:14px;padding:14px 18px;margin-bottom:28px}
.wrap.narrow{max-width:520px}
.auth .ok{background:rgba(137,255,0,.1);border:1px solid rgba(137,255,0,.35);border-radius:10px;padding:10px 12px;font-size:.9rem;margin-bottom:12px}
.auth .btn.full{display:block}
.auth .btn.ghost.full{margin-top:10px}
.auth .fine a{color:var(--fg)}
@keyframes pulse{50%{opacity:.5}}
.eyebrow .cd.timer{font-variant-numeric:tabular-nums;margin-left:6px;letter-spacing:.02em}


/* ---------- one-on-one page ---------- */
.page-template-page-one-on-one .wrap{width:min(100% - 32px,1040px)}
.page-template-page-one-on-one .page-head h1,.page-template-page-one-on-one .page-head p{text-align:center;margin-inline:auto}
.page-template-page-one-on-one .page-head .kicker{display:block;text-align:center}
.page-template-page-one-on-one section.block.class-body{padding-top:56px}
.ooo-grid{display:grid;grid-template-columns:300px minmax(0,1fr);gap:40px;align-items:start}
@media (max-width:900px){.ooo-grid{grid-template-columns:1fr}}
.ooo-steps{list-style:none;margin:0;padding:0;counter-reset:s;display:grid;gap:18px}
.ooo-steps li{counter-increment:s;position:relative;padding-left:44px}
.ooo-steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:800;display:grid;place-items:center;font-size:.9rem}
.ooo-steps b{display:block;font-family:var(--display);font-weight:600;font-size:1.05rem;margin-bottom:2px}
.ooo-steps span{color:#c3c8ce;font-size:.95rem;line-height:1.5}
.ooo-fine{margin:26px 0 0;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:.9rem;line-height:1.55}
/* Fluent Booking in our palette */
.ooo-cal .fcal_cal_wrap.fcal-dark-mode{--fcal_body_bg:transparent;--fcal_cal_bg:var(--card);--fcal_slot_border:#3a4046;--fcal_thBG:#3a4046;--fcal_primary_color:#89ff00;--fcal_primaryColor:#89ff00;--fcal_dark:#f2f4f6;--fcal_gray:#a9b0b7}
.ooo-cal .fcal_calendar_inner{border-radius:18px;border-color:#3a4046!important;box-shadow:none}
.ooo-cal .fcal_author_avatar{display:none!important}
.ooo-cal .fcal_calendar_inner .fcal_date_wrapper .calendar .day.day-enabled span{background:#343a40}
.ooo-cal .fcal_calendar_inner .fcal_date_wrapper .calendar .day.day_is_selected span{background:var(--accent)!important}
.ooo-cal .fcal_calendar_inner .fcal_date_wrapper .calendar .day.day-enabled:hover span{background:var(--accent)}
.ooo-cal button,.ooo-cal .fcal_btn{border-radius:999px!important}
.ooo-cal,.ooo-cal .fcal_cal_wrap,.ooo-cal .fcal_calendar_inner,.ooo-cal .fcal_side,.ooo-cal .fcal_slot_picker{scroll-margin-top:110px}

/* nav goes fully opaque once scrolled so nothing bleeds through it */
.nav.solid{background:#202428;backdrop-filter:none;border-color:#3a4046}

/* nav must sit above embedded widgets (Fluent Booking panels use z-index up to the hundreds) */
.nav{z-index:1000}

/* one-on-one: plain header that scrolls away with the page (no sticky pill over the booking widget) */
.page-template-page-one-on-one .nav{position:absolute;top:14px}

/* teacher skill chips */
.skills{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px;max-width:600px}
.skills li{padding:7px 14px;border-radius:999px;border:1px solid #3a4046;background:rgba(255,255,255,.03);color:#e6e9ec;font-size:.92rem}
.skills li::before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:8px;vertical-align:middle}
.teacher .recent{margin:18px 0 0;max-width:600px;color:#8e949b;font-size:.95rem;line-height:1.55}
.teacher .recent a{color:#e6e9ec;text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:3px}
/* pages without a page-head need room under the fixed nav */
main.no-head>section.block:first-child{padding-top:140px}

/* one-on-one feature card (classes page) */
.ooo-card{position:relative;overflow:hidden;display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;max-width:960px;margin:0 auto;padding:32px;border-radius:22px;border:1px solid rgba(137,255,0,.45);background:linear-gradient(135deg,#242a2f,#1a1e21);box-shadow:0 0 0 1px rgba(137,255,0,.15),0 24px 60px rgba(0,0,0,.45),0 0 80px rgba(137,255,0,.12)}
.ooo-card::before{content:"";position:absolute;inset:-40% auto auto -10%;width:60%;height:180%;background:radial-gradient(closest-side,rgba(137,255,0,.22),transparent 70%);pointer-events:none}
.ooo-body h3{margin:8px 0 6px;font-size:1.6rem;line-height:1.15}
.ooo-body p{margin:0 0 12px;color:var(--muted)}
.ooo-body .ticks{margin:0;display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.92rem;color:#c3c8ce}
.ooo-card .btn{white-space:nowrap}
@media (max-width:860px){.ooo-card{grid-template-columns:1fr;gap:18px}}
@media (prefers-reduced-motion:reduce){