/* Layout: left-aligned editorial sections; product mocks carry the story; one deep band for pricing. */
:root{
  --brand-ink:#1f0a40; --bg:#f6f4f9; --surface:#ffffff; --sunk:#efebf5; --ink:#1c1530; --muted:#655e7a; --line:#e4dfec;
  --accent:#6d28d9; --accent-ink:#ffffff; --accent-soft:#ede7fb; --deep:#1a0533; --deep-ink:#f3eefc; --deep-muted:#b9acd6;
  --gold:#b7770a; --gold-soft:#fbf1dc; --ok:#0f7f58; --ok-soft:#e3f5ee; --warn:#a85f00; --warn-soft:#fdf0dc; --bad:#c2323b; --bad-soft:#fdecee;
  --shadow:0 1px 2px rgba(28,21,48,.06),0 12px 32px -12px rgba(28,21,48,.18);
  --display:'Sora',ui-sans-serif,system-ui,sans-serif; --body:'Plus Jakarta Sans',ui-sans-serif,system-ui,sans-serif;
  --r:10px; --wrap:1120px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --brand-ink:#f3eefc; --bg:#110c1a; --surface:#1a1326; --sunk:#150f20; --ink:#efeaf7; --muted:#a59db9; --line:#2c2340;
  --accent:#a78bfa; --accent-ink:#160a2b; --accent-soft:#271b42; --deep:#0b0614; --deep-ink:#f3eefc; --deep-muted:#a99cc6;
  --gold:#e3a93c; --gold-soft:#2e2312; --ok:#4cc79a; --ok-soft:#12291f; --warn:#f0a646; --warn-soft:#2d2010; --bad:#f07a82; --bad-soft:#2e1519;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 16px 40px -12px rgba(0,0,0,.6); color-scheme:dark}}
:root[data-theme="dark"]{
  --brand-ink:#f3eefc; --bg:#110c1a; --surface:#1a1326; --sunk:#150f20; --ink:#efeaf7; --muted:#a59db9; --line:#2c2340;
  --accent:#a78bfa; --accent-ink:#160a2b; --accent-soft:#271b42; --deep:#0b0614; --deep-ink:#f3eefc; --deep-muted:#a99cc6;
  --gold:#e3a93c; --gold-soft:#2e2312; --ok:#4cc79a; --ok-soft:#12291f; --warn:#f0a646; --warn-soft:#2d2010; --bad:#f07a82; --bad-soft:#2e1519;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 16px 40px -12px rgba(0,0,0,.6); color-scheme:dark}

*{box-sizing:border-box}
body{margin:0}
img{max-width:100%}
[hidden]{display:none!important}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--body);-webkit-font-smoothing:antialiased}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:20px}
h1,h2,h3{font-family:var(--display);line-height:1.15;margin:0;text-wrap:balance;letter-spacing:-.02em}
h1{font-size:clamp(2.4rem,5.5vw,4rem);font-weight:700}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:700}
h3{font-size:1.1rem;font-weight:600;letter-spacing:-.01em}
p{margin:0}
.lede{font-size:1.15rem;color:var(--muted);max-width:34em}
.eyebrow{font:600 .75rem/1 var(--body);letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;font:600 .95rem/1 var(--body);padding:.9em 1.3em;border-radius:999px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{background:var(--surface)}

/* nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:24px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font:700 1.15rem var(--display);text-decoration:none;letter-spacing:-.02em}
.logo-mark{width:30px;height:auto;flex:none}
.wordmark{font:700 1.3rem/1 var(--display);letter-spacing:-.03em;color:var(--brand-ink)}
.wordmark span{background:linear-gradient(90deg,#6d4ae8,#4a6fe6 55%,#1fa3dc);-webkit-background-clip:text;background-clip:text;color:transparent}
.tagline{font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);font-weight:600}
.nav-links{display:flex;gap:22px;margin-left:auto;font-size:.92rem;color:var(--muted)}
.nav-links a{text-decoration:none}.nav-links a:hover{color:var(--ink)}
.nav .btn{padding:.7em 1.1em;font-size:.88rem}
.nav-login{font-size:.92rem;text-decoration:none;color:var(--muted)}
@media (max-width:900px){.nav-links{display:none}.nav-login{margin-left:auto}}
@media (max-width:420px){.nav-login{display:none}.nav .btn{margin-left:auto}}

section{padding-block:96px}
@media (max-width:700px){section{padding-block:64px}}
.sec-head{display:grid;gap:14px;margin-bottom:44px;max-width:44em}

/* hero */
.hero{padding-block:72px 88px}
.hero-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center}
.hero-copy{display:grid;gap:24px;min-width:0}
.hero-ctas{display:flex;flex-wrap:wrap;gap:12px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 20px;font-size:.88rem;color:var(--muted)}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.tick{width:16px;height:16px;border-radius:50%;background:var(--ok-soft);color:var(--ok);display:inline-grid;place-items:center;font-size:10px;font-weight:700;flex:none}
.disciplines{font-size:.85rem;color:var(--muted)}
.disciplines b{color:var(--ink);font-weight:600}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr}}

/* browser + phone mocks */
.stage{position:relative;min-width:0;padding-bottom:40px}
.browser{background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);overflow:hidden;min-width:0}
.bar{display:flex;align-items:center;gap:6px;padding:10px 12px;border-bottom:1px solid var(--line);background:var(--sunk)}
.bar i{width:9px;height:9px;border-radius:50%;background:var(--line);display:block}
.url{margin-left:10px;flex:1;min-width:0;font-size:.72rem;color:var(--muted);background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:4px 10px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.phone{width:230px;max-width:100%;background:var(--surface);border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);padding:10px;flex:none}
.phone-in{border-radius:20px;background:var(--bg);overflow:hidden;border:1px solid var(--line)}
.phone-url{font-size:.62rem;color:var(--muted);text-align:center;padding:7px 6px 6px;border-bottom:1px solid var(--line);background:var(--surface)}
.phone-body{padding:12px;display:grid;gap:10px;font-size:.78rem}
.stage .phone{position:absolute;right:-12px;bottom:0;width:200px}
@media (max-width:560px){.stage .phone{display:none}.stage{padding-bottom:0}}

/* dashboard mock */
.dash{display:grid;grid-template-columns:150px 1fr;min-height:320px}
.side{background:var(--deep);color:var(--deep-muted);padding:14px 10px;display:grid;align-content:start;gap:3px;font-size:.74rem}
.side .acad{color:var(--deep-ink);font:600 .8rem var(--display);padding:4px 8px 12px;line-height:1.3}
.side span{padding:6px 8px;border-radius:6px}
.side span.on{background:rgba(167,139,250,.18);color:var(--deep-ink)}
.main{padding:16px;display:grid;gap:14px;align-content:start;min-width:0}
.main-h{display:flex;justify-content:space-between;align-items:baseline;gap:8px;flex-wrap:wrap}
.main-h b{font:600 .95rem var(--display)}
.main-h small{color:var(--muted);font-size:.72rem}
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}
.kpi{border:1px solid var(--line);border-radius:8px;padding:9px 10px;display:grid;gap:2px;min-width:0}
.kpi small{font-size:.66rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.kpi b{font:600 1.15rem var(--display);font-variant-numeric:tabular-nums}
.kpi em{font-style:normal;font-size:.64rem}
.up{color:var(--ok)}.wa{color:var(--warn)}
table.t{width:100%;border-collapse:collapse;font-size:.74rem;font-variant-numeric:tabular-nums}
table.t th{text-align:left;font-weight:600;color:var(--muted);font-size:.66rem;text-transform:uppercase;letter-spacing:.06em;padding:0 8px 6px;border-bottom:1px solid var(--line)}
table.t td{padding:7px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
table.t tr:last-child td{border-bottom:0}
.tscroll{overflow-x:auto}
.chip{display:inline-block;font-size:.66rem;font-weight:600;padding:2px 8px;border-radius:999px;white-space:nowrap}
.c-ok{background:var(--ok-soft);color:var(--ok)}.c-wa{background:var(--warn-soft);color:var(--warn)}.c-bad{background:var(--bad-soft);color:var(--bad)}.c-ac{background:var(--accent-soft);color:var(--accent)}.c-gold{background:var(--gold-soft);color:var(--gold)}
.bar-track{height:5px;border-radius:3px;background:var(--sunk);overflow:hidden;min-width:60px}
.bar-track i{display:block;height:100%;background:var(--accent);border-radius:3px}
@media (max-width:640px){.dash{grid-template-columns:1fr}.side{display:none}.kpis{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* week */
.week{display:grid;grid-template-columns:1fr 1.4fr;gap:56px;align-items:start}
.week ul{list-style:none;margin:0;padding:0;display:grid;gap:0;border-top:1px solid var(--line)}
.week li{padding:18px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:baseline}
.week li small{font-size:.75rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-weight:600}
.week .close{margin-top:22px;font:600 1.15rem var(--display);color:var(--ink)}
@media (max-width:800px){.week{grid-template-columns:1fr;gap:24px}.week li{grid-template-columns:1fr;gap:2px}}

/* split feature */
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}
.split.rev{grid-template-columns:1.15fr .85fr}
.split.rev .split-copy{order:2}
.split-copy{display:grid;gap:20px;min-width:0}
.checks{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.checks li{display:grid;grid-template-columns:16px 1fr;gap:12px;align-items:start}
.checks .tick{margin-top:4px}
@media (max-width:960px){.split,.split.rev{grid-template-columns:1fr}.split.rev .split-copy{order:0}}

/* tutor flow */
.flow{list-style:none;margin:0;padding:0;display:grid;gap:14px;counter-reset:s}
.flow li{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;counter-increment:s}
.flow li::before{content:counter(s);width:30px;height:30px;border-radius:50%;border:1.5px solid var(--accent);color:var(--accent);display:grid;place-items:center;font:600 .85rem var(--display)}
.flow b{display:block;font-weight:600}
.flow span{color:var(--muted);font-size:.93rem}
.quote{border-left:2px solid var(--gold);padding-left:16px;color:var(--ink);font-weight:500}
.lib{padding:16px;display:grid;gap:12px}
.lib-h{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.lib-h b{font:600 .95rem var(--display);margin-right:auto}
.tabs{display:flex;gap:4px;font-size:.72rem}
.tabs span{padding:4px 10px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.tabs span.on{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.item{display:grid;grid-template-columns:34px 1fr auto;gap:12px;align-items:center;padding:10px;border:1px solid var(--line);border-radius:8px;min-width:0}
.item .ic{width:34px;height:34px;border-radius:8px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-size:.62rem;font-weight:700;letter-spacing:.04em}
.item .ic.pdf{background:var(--gold-soft);color:var(--gold)}
.item div{min-width:0}
.item b{display:block;font-size:.82rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.item small{font-size:.7rem;color:var(--muted)}
.share{font-size:.7rem;font-weight:600;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:3px 10px;background:none}

/* students */
.phones{display:flex;gap:24px;justify-content:center;flex-wrap:wrap}
.ph-cap{display:grid;gap:16px;justify-items:center;text-align:center;max-width:250px}
.ph-cap p{color:var(--muted);font-size:.93rem}
.ph-cap h3{margin-bottom:-8px}
.card-s{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:10px;display:grid;gap:4px;text-align:left}
.card-s small{color:var(--muted);font-size:.68rem}
.card-s b{font-size:.82rem}
.card-s .tag{justify-self:start}
.hello{font:600 .9rem var(--display);text-align:left}
.path{display:grid;gap:0;text-align:left}
.path div{display:grid;grid-template-columns:14px 1fr auto;gap:8px;align-items:center;padding:6px 0;font-size:.74rem}
.path i{width:10px;height:10px;border-radius:50%;border:2px solid var(--line);display:block}
.path .done i{background:var(--ok);border-color:var(--ok)}
.path .now i{border-color:var(--accent);background:var(--accent-soft)}
.path .now{font-weight:600}
.path .todo{color:var(--muted)}
.pbar{height:6px;border-radius:3px;background:var(--sunk);overflow:hidden}
.pbar i{display:block;height:100%;background:var(--accent)}
.pay-amt{font:700 1.4rem var(--display);font-variant-numeric:tabular-nums}
.pay-btn{background:var(--accent);color:var(--accent-ink);text-align:center;border-radius:8px;padding:9px;font-weight:600;font-size:.78rem}
.methods{display:flex;gap:4px;flex-wrap:wrap}
.methods span{font-size:.62rem;border:1px solid var(--line);border-radius:4px;padding:2px 6px;color:var(--muted)}
.soon{margin-top:48px;display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:22px 24px;border:1px dashed var(--accent);border-radius:var(--r);background:var(--accent-soft)}
.soon-copy{display:grid;gap:4px;min-width:0;flex:1 1 280px}
.soon-copy b{font:600 1.05rem var(--display)}
.soon-copy span{color:var(--muted);font-size:.93rem}
.notify{display:flex;gap:8px;flex-wrap:wrap;flex:1 1 300px;justify-content:flex-end}
.notify input{flex:1 1 180px;min-width:0;font:inherit;font-size:.92rem;padding:.75em 1em;border-radius:999px;border:1px solid var(--line);background:var(--surface);color:var(--ink)}
.notify .btn{padding:.75em 1.2em}
.notify-done{font-weight:600;color:var(--ok)}

/* fees */
.ledger{padding:16px;display:grid;gap:12px}
.ledger-h{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:8px}
.ledger-h b{font:600 .95rem var(--display)}
.ledger-h small{color:var(--muted);font-size:.72rem}
.sum{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.sum div{background:var(--sunk);border-radius:8px;padding:9px 10px;display:grid;gap:1px}
.sum small{font-size:.66rem;color:var(--muted)}
.sum b{font:600 1rem var(--display);font-variant-numeric:tabular-nums}
.powered{font-size:.82rem;color:var(--muted);display:inline-flex;gap:8px;align-items:center}
.powered span{border:1px solid var(--line);border-radius:6px;padding:3px 10px;font-weight:600;color:var(--ink);background:var(--surface)}

/* grow */
.grow{display:grid;grid-template-columns:1.2fr 1fr;gap:56px;align-items:center;border-top:1px solid var(--line);padding-top:72px}
.scale{display:grid;gap:10px;font-variant-numeric:tabular-nums}
.scale div{display:grid;grid-template-columns:120px 1fr 64px;gap:12px;align-items:center;font-size:.86rem}
.scale div span:last-child{text-align:right;font-weight:600;font-family:var(--display)}
.scale .bar-track{height:8px}
.scale small{color:var(--muted);font-size:.8rem}
@media (max-width:860px){.grow{grid-template-columns:1fr;gap:28px}.scale div{grid-template-columns:96px 1fr 56px}}

/* pricing */
.pricing{background:var(--deep);color:var(--deep-ink)}
.pricing .eyebrow{color:#c4b5fd}
.pricing .lede{color:var(--deep-muted)}
.toggle{display:inline-flex;padding:4px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);gap:2px}
.toggle button{font:600 .85rem var(--body);padding:.55em 1.1em;border-radius:999px;border:0;background:transparent;color:var(--deep-muted);cursor:pointer}
.toggle button[aria-pressed="true"]{background:var(--deep-ink);color:var(--deep)}
.toggle .save{font-size:.7rem;color:#e3a93c;margin-left:4px}
.toggle button[aria-pressed="true"] .save{color:#9a6200}
.plans{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:32px;max-width:860px}
.plan{border-radius:14px;padding:28px;display:grid;gap:18px;align-content:start;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.14)}
.plan.feat{background:var(--surface);color:var(--ink);border-color:transparent}
.plan-top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.plan-name{font:600 .8rem var(--body);letter-spacing:.12em;text-transform:uppercase}
.plan .badge{font-size:.7rem;font-weight:600;padding:3px 10px;border-radius:999px;background:var(--gold-soft);color:var(--gold)}
.price{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}
.price b{font:700 2.6rem/1 var(--display);letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.price span{font-size:.95rem;opacity:.7}
.price-note{font-size:.85rem;min-height:1.4em;opacity:.75}
.plan-sub{font-weight:600}
.plan .checks{font-size:.93rem}
.plan .tick{background:rgba(255,255,255,.1);color:#c4b5fd}
.plan.feat .tick{background:var(--ok-soft);color:var(--ok)}
.plan .btn{justify-content:center}
.plan:not(.feat) .btn{background:var(--deep-ink);color:var(--deep)}
.fine{margin-top:26px;display:grid;gap:6px;font-size:.88rem;color:var(--deep-muted);max-width:52em}
.fine b{color:var(--deep-ink);font-weight:600}
@media (max-width:760px){.plans{grid-template-columns:1fr}}

/* faq */
.faq{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
.faq-list{border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line)}
summary{list-style:none;cursor:pointer;padding:18px 0;font-weight:600;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font:400 1.3rem/1 var(--display);color:var(--accent);transition:transform .2s}
details[open] summary::after{transform:rotate(45deg)}
details p{padding:0 0 18px;color:var(--muted);max-width:40em}
@media (max-width:860px){.faq{grid-template-columns:1fr;gap:24px}}

/* closing */
.closing{text-align:left;display:grid;gap:22px;justify-items:start;padding-block:24px 96px}
.closing h2{max-width:16em}
footer{border-top:1px solid var(--line);padding-block:28px;font-size:.85rem;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
footer nav{display:flex;gap:18px;flex-wrap:wrap}
footer a{text-decoration:none}footer a:hover{color:var(--ink)}
.foot-right{display:grid;gap:8px;justify-items:end;align-content:start}
.credit{color:var(--ink);font-weight:500}
.credit a{color:var(--accent);font-weight:600}
.credit a:hover{text-decoration:underline;color:var(--accent)}
.sample-note{font-size:.75rem}
@media (max-width:640px){.foot-right{justify-items:start}}

/* Book-a-demo popup (iframe of the app's /book-demo page, which reports its own height) */
.demo-dialog{border:1px solid var(--line);border-radius:18px;background:var(--surface);color:var(--ink);padding:0;width:min(460px,calc(100vw - 32px));max-height:calc(100vh - 32px);box-shadow:0 24px 70px -18px rgba(26,5,51,.55);overflow:hidden}
.demo-dialog::before{content:"";display:block;height:4px;background:linear-gradient(90deg,var(--accent),#4a7fe0)}
.demo-dialog::backdrop{background:rgba(20,10,35,.55)}
.demo-dialog.is-compact{width:min(380px,calc(100vw - 32px))}
.demo-frame{display:block;width:100%;height:min(466px,calc(100vh - 48px));border:0;background:transparent}
.demo-close{position:absolute;top:14px;right:12px;z-index:1;width:32px;height:32px;border:0;border-radius:50%;background:transparent;color:var(--muted);font:400 1.6rem/1 var(--body);cursor:pointer}
.demo-close:hover{background:var(--sunk);color:var(--ink)}