:root {
    --bg: #ffffff;
    --bg-soft: #f6f9fb;
    --card: #ffffff;
    --text: #0f172a;
    --muted: #5b6b80;
    --border: #e2e8f0;
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --primary-soft: #ccfbf1;
    --accent: #f59e0b;
    --danger: #e11d48;
    --ok: #16a34a;
    --shadow: 0 10px 30px -12px rgba(15, 23, 42, .18);
    --shadow-lg: 0 30px 60px -25px rgba(15, 23, 42, .35);
    --radius: 16px;
}

[data-theme="dark"] {
    --bg: #0a1120;
    --bg-soft: #0e1729;
    --card: #111b30;
    --text: #e6edf7;
    --muted: #93a3b8;
    --border: #1f2c45;
    --primary-soft: rgba(13, 148, 136, .22);
    --shadow: 0 10px 30px -12px rgba(0, 0, 0, .6);
    --shadow-lg: 0 30px 60px -25px rgba(0, 0, 0, .8);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; }
section[id] { scroll-margin-top: 84px; }

.skip-link { position: absolute; left: -999px; top: 8px; background: var(--primary); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip-link:focus { left: 8px; }

.container { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ---------- header ---------- */
.site-header {
    position: sticky; top: 0; z-index: 50;
    background: color-mix(in srgb, var(--bg) 86%, transparent);
    backdrop-filter: saturate(160%) blur(12px);
    border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; gap: 28px; height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; letter-spacing: -.02em; }
.brand-mark {
    width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; font-size: 1.05rem;
}
.nav-links { display: flex; gap: 22px; margin-left: 8px; }
.nav-links a { color: var(--muted); font-weight: 500; font-size: .93rem; }
.nav-links a:hover { color: var(--text); }
.nav-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 10px 18px; border-radius: 11px; font-weight: 600; font-size: .93rem;
    border: 1px solid transparent; cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s;
    font-family: inherit;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 8px 20px -8px var(--primary); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-ghost { background: var(--card); border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--primary); }
.btn-lg { padding: 14px 24px; font-size: 1rem; border-radius: 13px; }
.icon-btn { width: 40px; height: 40px; padding: 0; border-radius: 11px; background: var(--card); border: 1px solid var(--border); color: var(--text); cursor: pointer; display: grid; place-items: center; }

.menu-toggle { display: none; }

/* ---------- hero ---------- */
.hero {
    position: relative; overflow: hidden; padding: 72px 0 40px; text-align: center;
    background:
        radial-gradient(900px 380px at 50% -80px, color-mix(in srgb, var(--primary) 22%, transparent), transparent 70%),
        var(--bg);
}
.pill {
    display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px;
    background: var(--primary-soft); color: var(--primary-dark); font-weight: 600; font-size: .82rem; border: 1px solid color-mix(in srgb, var(--primary) 25%, transparent);
}
[data-theme="dark"] .pill { color: #5eead4; }
.hero h1 { font-size: clamp(2.2rem, 5.2vw, 3.7rem); line-height: 1.08; letter-spacing: -.035em; font-weight: 800; margin: 20px auto 18px; max-width: 880px; }
.grad { background: linear-gradient(90deg, var(--primary), #14b8a6 45%, var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--muted); font-size: 1.12rem; max-width: 700px; margin: 0 auto 28px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.ticks { display: flex; flex-wrap: wrap; gap: 8px 26px; justify-content: center; margin: 26px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: .92rem; }
.ticks i { color: var(--primary); margin-right: 6px; }

/* portal finder */
.portal {
    display: flex; flex-wrap: wrap; align-items: center; gap: 12px; justify-content: center;
    width: fit-content; max-width: 100%; margin: 0 auto 26px; padding: 10px 12px 10px 18px;
    background: var(--card); border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow);
}
.portal-label { font-weight: 600; font-size: .9rem; color: var(--muted); }
.portal-field { display: flex; align-items: center; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); overflow: hidden; }
.portal-field input { border: 0; outline: 0; padding: 9px 4px 9px 12px; background: transparent; color: var(--text); font: inherit; width: 140px; }
.portal-field span { padding: 0 12px 0 2px; color: var(--muted); font-size: .88rem; white-space: nowrap; }
.portal-field:focus-within { border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 20%, transparent); }
.portal-err { color: var(--danger); font-size: .82rem; width: 100%; text-align: center; min-height: 0; }

/* hero product mock */
.mock-wrap { position: relative; max-width: 960px; margin: 44px auto 0; }
.mock {
    background: var(--card); border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow-lg); overflow: hidden; text-align: left;
}
.mock-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid var(--border); background: var(--bg-soft); }
.dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.r { background: #fb7185; } .dot.y { background: #fbbf24; } .dot.g { background: #34d399; }
.mock-url { margin-left: 12px; flex: 1; max-width: 420px; font-size: .78rem; color: var(--muted); background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 4px 12px; }
.mock-body { display: grid; grid-template-columns: 170px 1fr; min-height: 330px; }
.mock-side { background: #0f172a; padding: 18px 14px; display: flex; flex-direction: column; gap: 6px; }
.mock-side b { color: #fff; font-size: .9rem; margin-bottom: 10px; display: flex; gap: 8px; align-items: center; }
.mock-side .item { display: block; color: #94a3b8; font-size: .8rem; padding: 7px 10px; border-radius: 8px; }
.mock-side .item.on { background: var(--primary); color: #fff; }
.mock-main { padding: 20px 22px; }
.mock-h { font-weight: 700; font-size: 1.02rem; }
.mock-sub { color: var(--muted); font-size: .8rem; margin-bottom: 14px; }
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 14px; }
.kpi { border: 1px solid var(--border); border-radius: 12px; padding: 10px 12px; background: var(--bg); }
.kpi small { color: var(--muted); font-size: .72rem; display: block; }
.kpi strong { font-size: 1.25rem; letter-spacing: -.02em; }
.kpi em { font-style: normal; font-size: .72rem; margin-left: 6px; color: var(--ok); font-weight: 600; }
.kpi em.warn { color: var(--accent); }
.mock-cols { display: grid; grid-template-columns: 1.15fr 1fr; gap: 12px; }
.panel { border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; background: var(--bg); }
.panel h6 { margin: 0 0 10px; font-size: .78rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.bars { display: flex; align-items: flex-end; gap: 9px; height: 86px; }
.bars span { flex: 1; border-radius: 6px 6px 3px 3px; background: linear-gradient(180deg, var(--primary), color-mix(in srgb, var(--primary) 45%, transparent)); }
.bars-days { display: flex; gap: 9px; margin-top: 6px; font-size: .68rem; color: var(--muted); }
.bars-days span { flex: 1; text-align: center; }
.row-item { display: flex; align-items: center; gap: 10px; padding: 7px 0; border-bottom: 1px dashed var(--border); font-size: .8rem; }
.row-item:last-child { border-bottom: 0; }
.avatar { width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; font-size: .68rem; font-weight: 700; background: var(--primary-soft); color: var(--primary-dark); flex-shrink: 0; }
[data-theme="dark"] .avatar { color: #5eead4; }
.row-item small { color: var(--muted); display: block; font-size: .7rem; }
.tag { margin-left: auto; font-size: .68rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; }
.tag.ok { background: #dcfce7; color: #166534; } .tag.late { background: #fef3c7; color: #92400e; } .tag.bad { background: #ffe4e6; color: #9f1239; }
[data-theme="dark"] .tag.ok { background: rgba(22,163,74,.2); color: #86efac; }
[data-theme="dark"] .tag.late { background: rgba(245,158,11,.2); color: #fcd34d; }
[data-theme="dark"] .tag.bad { background: rgba(225,29,72,.2); color: #fda4af; }
.float-card {
    position: absolute; right: -14px; top: 44px; background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 10px 14px;
    box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 10px; font-size: .8rem; text-align: left;
}
.float-card.b { right: auto; left: -14px; top: auto; bottom: 36px; }
.float-card .ic { width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary-dark); }
.float-card small { color: var(--muted); display: block; font-size: .7rem; }
.sample-note { text-align: center; color: var(--muted); font-size: .72rem; margin-top: 12px; }

/* ---------- stats ---------- */
.stats { padding: 28px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 26px 8px; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); text-align: center; }
.stat strong { display: block; font-size: 2.3rem; font-weight: 800; letter-spacing: -.03em; color: var(--primary-dark); line-height: 1.1; }
[data-theme="dark"] .stat strong { color: #5eead4; }
.stat span { color: var(--muted); font-size: .9rem; }

/* ---------- generic section ---------- */
.section { padding: 84px 0; }
.section.soft { background: var(--bg-soft); }
.eyebrow { color: var(--primary); font-weight: 700; font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 46px; }
.section-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); letter-spacing: -.03em; line-height: 1.15; margin: 10px 0 12px; font-weight: 800; }
.section-head p { color: var(--muted); font-size: 1.05rem; margin: 0; }

/* feature rows */
.feature { display: grid; grid-template-columns: 1fr 1.05fr; gap: 56px; align-items: center; margin-bottom: 84px; }
.feature:last-child { margin-bottom: 0; }
.feature.flip .feature-copy { order: 2; }
.feature-copy h3 { font-size: 1.85rem; letter-spacing: -.03em; line-height: 1.18; margin: 10px 0 14px; font-weight: 800; }
.feature-copy p { color: var(--muted); margin: 0 0 18px; font-size: 1.02rem; }
.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.checks li { display: flex; gap: 10px; font-size: .96rem; }
.checks i { color: var(--primary); margin-top: 3px; }
.vis { background: var(--card); border: 1px solid var(--border); border-radius: 18px; box-shadow: var(--shadow); padding: 20px; }
.vis-title { font-weight: 700; font-size: .92rem; margin-bottom: 4px; }
.vis-sub { color: var(--muted); font-size: .78rem; margin-bottom: 12px; }
.seg { display: flex; gap: 6px; margin-left: auto; }
.seg b { font-size: .66rem; padding: 3px 8px; border-radius: 6px; font-weight: 700; background: var(--bg-soft); color: var(--muted); border: 1px solid var(--border); }
.seg b.p { background: #dcfce7; color: #166534; border-color: transparent; }
.seg b.a { background: #ffe4e6; color: #9f1239; border-color: transparent; }
[data-theme="dark"] .seg b.p { background: rgba(22,163,74,.2); color: #86efac; }
[data-theme="dark"] .seg b.a { background: rgba(225,29,72,.2); color: #fda4af; }
.meter { height: 8px; border-radius: 8px; background: var(--bg-soft); overflow: hidden; border: 1px solid var(--border); }
.meter span { display: block; height: 100%; background: linear-gradient(90deg, var(--primary), #14b8a6); }
.inv { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 10px 0; border-bottom: 1px dashed var(--border); font-size: .84rem; align-items: center; }
.inv:last-child { border-bottom: 0; }
.inv small { color: var(--muted); }
.result-top { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.grade { width: 54px; height: 54px; border-radius: 14px; display: grid; place-items: center; font-size: 1.5rem; font-weight: 800; color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); }
.res-row { display: grid; grid-template-columns: 1fr 90px 40px; gap: 10px; align-items: center; font-size: .82rem; padding: 6px 0; }

/* modules */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; transition: transform .18s, box-shadow .18s, border-color .18s; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--primary) 45%, var(--border)); }
.card .ic { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary-dark); font-size: 1.15rem; margin-bottom: 14px; }
[data-theme="dark"] .card .ic { color: #5eead4; }
.card h4 { margin: 0 0 6px; font-size: 1.03rem; font-weight: 700; }
.card p { margin: 0; color: var(--muted); font-size: .92rem; }

/* schools directory */
.schools-top { display: flex; flex-wrap: wrap; gap: 18px; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.search { position: relative; }
.search i { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.search input { padding: 11px 14px 11px 38px; border-radius: 11px; border: 1px solid var(--border); background: var(--card); color: var(--text); font: inherit; width: 280px; max-width: 100%; }
.search input:focus { outline: 0; border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 20%, transparent); }
.school-card { display: flex; flex-direction: column; gap: 14px; }
.school-head { display: flex; gap: 14px; align-items: center; }
.school-badge { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; font-weight: 800; font-size: 1.05rem; color: #fff; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); flex-shrink: 0; }
.school-head h4 { margin: 0; font-size: 1.05rem; }
.school-meta { color: var(--muted); font-size: .84rem; }
.school-nums { display: flex; gap: 22px; padding: 12px 0; border-top: 1px dashed var(--border); border-bottom: 1px dashed var(--border); }
.school-nums strong { display: block; font-size: 1.2rem; letter-spacing: -.02em; }
.school-nums span { color: var(--muted); font-size: .76rem; }
.school-link { display: flex; align-items: center; justify-content: space-between; font-weight: 600; color: var(--primary-dark); font-size: .92rem; }
[data-theme="dark"] .school-link { color: #5eead4; }
.school-link code { font-size: .78rem; color: var(--muted); font-weight: 500; }
.empty { text-align: center; color: var(--muted); padding: 40px 10px; border: 1px dashed var(--border); border-radius: var(--radius); }
.no-results { display: none; text-align: center; color: var(--muted); padding: 30px 0; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; }
.step { position: relative; }
.step .n { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--primary); color: #fff; font-weight: 800; margin-bottom: 14px; }
.step h4 { margin: 0 0 6px; }
.step p { margin: 0; color: var(--muted); font-size: .94rem; }
.step code { background: var(--bg-soft); padding: 2px 7px; border-radius: 6px; font-size: .84rem; border: 1px solid var(--border); }

/* faq */
.faq { max-width: 780px; margin: 0 auto; display: grid; gap: 12px; }
.faq details { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 4px 20px; }
.faq summary { cursor: pointer; font-weight: 600; padding: 16px 0; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 14px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-size: 1.4rem; color: var(--primary); font-weight: 500; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); margin: 0 0 18px; }

/* cta */
.cta {
    text-align: center; color: #fff; border-radius: 26px; padding: 56px 28px;
    background: radial-gradient(600px 240px at 80% -40px, rgba(245, 158, 11, .35), transparent 70%), linear-gradient(135deg, #0f766e, #0f172a);
}
.cta h2 { font-size: clamp(1.7rem, 3.2vw, 2.4rem); letter-spacing: -.03em; margin: 0 0 12px; font-weight: 800; }
.cta p { color: #cbd5e1; max-width: 560px; margin: 0 auto 26px; }
.btn-light { background: #fff; color: #0f172a; }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .45); }
.btn-outline-light:hover { background: rgba(255, 255, 255, .1); }
.cta .portal { margin-top: 34px; background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .2); box-shadow: none; }
.cta .portal-label { color: #e2e8f0; }
.cta .portal-field { background: rgba(15, 23, 42, .5); border-color: rgba(255, 255, 255, .2); }
.cta .portal-field input { color: #fff; }
.cta .portal-field span { color: #94a3b8; }

/* footer */
.site-footer { border-top: 1px solid var(--border); padding: 54px 0 30px; background: var(--bg-soft); }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 30px; }
.foot-grid h5 { margin: 0 0 12px; font-size: .84rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.foot-grid a { color: var(--muted); font-size: .93rem; }
.foot-grid a:hover { color: var(--primary); }
.foot-note { color: var(--muted); font-size: .92rem; max-width: 300px; margin-top: 12px; }
.copy { margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--border); color: var(--muted); font-size: .85rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ---------- responsive ---------- */
@media (max-width: 960px) {
    .nav-links { display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg); border-bottom: 1px solid var(--border); padding: 8px 24px 16px; margin: 0; }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--border); }
    .menu-toggle { display: grid; }
    .hide-sm { display: none; }
    .feature { grid-template-columns: 1fr; gap: 30px; margin-bottom: 60px; }
    .feature.flip .feature-copy { order: 0; }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: 1fr; }
    .foot-grid { grid-template-columns: 1fr 1fr; }
    .mock-body { grid-template-columns: 1fr; }
    .mock-side { display: none; }
    .float-card { display: none; }
}
@media (max-width: 600px) {
    .hero { padding-top: 48px; }
    .section { padding: 60px 0; }
    .grid-3 { grid-template-columns: 1fr; }
    .kpis { grid-template-columns: repeat(2, 1fr); }
    .mock-cols { grid-template-columns: 1fr; }
    .portal { padding: 12px; }
    .portal-field input { width: 110px; }
    .foot-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }