/* Direction: calm, editorial academy — crisp blue-white paper, deep navy ink, royal blue accent, saffron highlights on navy; Fraunces display over Inter */
/* Completed by the platform from the short form: both modes, every
   palette token, each text-on-ground pair at its floor. To restyle, write the
   short form again (the decisions in one :root) and it is completed again. */

:root {
  --canvas: #f6f8fc;
  --surface: #ffffff;
  --surface-2: #eaecf1;
  --border: #dbe2f0;
  --border-strong: #aeb1b9;
  --ink: #0f1b3d;
  --muted: #4b5878;
  --accent: #2346c8;
  --accent-hover: #1e3caa;
  --accent-ink: #ffffff;
  --accent-text: #1d3aa8;
  --accent-strong: #2346c8;
  --accent-soft: #e6ecfd;
  --accent-border: #97a8e5;
  --success: #15803d;
  --success-ink: #ffffff;
  --success-soft: #dbeae5;
  --success-strong: #137638;
  --warning: #b45309;
  --warning-ink: #ffffff;
  --warning-soft: #eee4df;
  --warning-strong: #a64c08;
  --danger: #b91c1c;
  --danger-ink: #ffffff;
  --danger-soft: #efdee1;
  --danger-strong: #b91c1c;
  --chart-1: #2346c8;
  --chart-2: #ab36b0;
  --chart-3: #901117;
  --chart-4: #87670b;
  --chart-5: #065e1d;
  --chart-6: #117d88;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", system-ui, sans-serif;
  --display-weight: 500;
  --display-tracking: -0.02em;
  --radius-card: 18px;
  --radius-btn: 999px;
  --radius-input: 12px;
  --x-band: #0d1736;
  --x-sun: #f5b43a;
  --x-on-photo: #ffffff;
  --x-wa: #17773f;
  --font-mono: "JetBrains Mono Variable", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-sans: "Inter", system-ui, sans-serif;
  --eyebrow-tracking: 0.16em;
}

html[data-theme="dark"] {
  --canvas: #030711;
  --surface: #1c2029;
  --surface-2: #10131d;
  --border: #262a32;
  --border-strong: #4f5158;
  --ink: #f6f8fc;
  --muted: #95989e;
  --accent: #2346c8;
  --accent-hover: #4462d0;
  --accent-ink: #ffffff;
  --accent-text: #6f86da;
  --accent-strong: #627bd7;
  --accent-soft: #0a1539;
  --accent-border: #112363;
  --success: #15803d;
  --success-ink: #ffffff;
  --success-soft: #07221b;
  --success-strong: #499c68;
  --warning: #b45309;
  --warning-ink: #ffffff;
  --warning-soft: #2a180f;
  --warning-strong: #c57a40;
  --danger: #b91c1c;
  --danger-ink: #ffffff;
  --danger-soft: #2b0c13;
  --danger-strong: #cd5c5c;
  --chart-1: #3760e4;
  --chart-2: #c651ca;
  --chart-3: #e13837;
  --chart-4: #a47d01;
  --chart-5: #179a38;
  --chart-6: #0598a6;
}

/* ---------- type ---------- */
.font-display { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.015em; font-optical-sizing: auto; }
.eyebrow { font-size: .75rem; line-height: 1rem; font-weight: 600; letter-spacing: var(--eyebrow-tracking, .16em); text-transform: uppercase; }
.hero-em { font-style: italic; font-weight: 400; color: var(--x-sun); padding-right: .06em; }
.kpi { font-family: var(--font-body); font-weight: 700; letter-spacing: -0.025em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.course-num { font-size: 2.25rem; line-height: 1; font-weight: 400; font-style: italic; opacity: .9; }
.rounded-card { border-radius: var(--radius-card); }

/* ---------- brand + hero ---------- */
.brand-mark { display: inline-flex; align-items: center; justify-content: center; flex: none; border-radius: 12px; background: var(--accent); color: var(--accent-ink); }
.hero-scrim { background: linear-gradient(100deg, color-mix(in srgb, var(--x-band) 92%, transparent) 0%, color-mix(in srgb, var(--x-band) 72%, transparent) 50%, color-mix(in srgb, var(--x-band) 30%, transparent) 100%); }
.hero-img { transform-origin: 60% 40%; animation: kenburns 20s ease-out forwards; will-change: transform; }
@keyframes kenburns { from { transform: scale(1); } to { transform: scale(1.08); } }
.hero-copy { animation: rise .9s cubic-bezier(.2, .7, .2, 1) both; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.nav-link { position: relative; transition: color .2s; }
.nav-link::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.nav-link:hover { color: var(--x-on-photo); }
.nav-link:hover::after { transform: scaleX(1); }

.btn-glass { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 2.75rem; padding: 0 1.4rem; border-radius: 999px; font-weight: 600; color: var(--x-on-photo); border: 1px solid color-mix(in srgb, var(--x-on-photo) 45%, transparent); background: color-mix(in srgb, var(--x-on-photo) 8%, transparent); backdrop-filter: blur(6px); transition: background .2s, transform .15s; }
.btn-glass:hover { background: color-mix(in srgb, var(--x-on-photo) 20%, transparent); }
.btn-glass:active { transform: scale(.97); }
.btn-glass:focus-visible { outline: 3px solid var(--x-sun); outline-offset: 2px; }
.btn-glass-sm { padding: 0 .8rem; }
.band-muted { color: color-mix(in srgb, var(--x-on-photo) 74%, transparent); }
.band-line { border-color: color-mix(in srgb, var(--x-on-photo) 16%, transparent); }
.band-card { background: color-mix(in srgb, var(--x-on-photo) 7%, transparent); border: 1px solid color-mix(in srgb, var(--x-on-photo) 14%, transparent); transition: background .25s, border-color .25s; }
.band-card:hover { background: color-mix(in srgb, var(--x-on-photo) 11%, transparent); }

/* ---------- scroll reveal (hidden only once app.js is running) ---------- */
html.motion-ready .reveal, html.motion-ready .reveal-group > * { opacity: 0; transform: translateY(26px); transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1); }
html.motion-ready .reveal.is-in, html.motion-ready .reveal-group.is-in > * { opacity: 1; transform: none; }

/* ---------- photos ---------- */
.zoom-media img { transition: transform .7s cubic-bezier(.2, .7, .2, 1); }
.zoom-media:hover img { transform: scale(1.05); }

/* ---------- cards ---------- */
.course-row { transition: border-color .25s, box-shadow .25s, transform .25s; }
.course-row:hover { border-color: var(--accent-border); box-shadow: 0 18px 40px -18px rgb(0 0 0 / .22); transform: translateY(-2px); }
@media (min-width: 1024px) { .course-row { grid-template-columns: 3rem minmax(0, 1fr) minmax(0, 1.45fr) 11.5rem; } }
.review-card { transition: box-shadow .25s, transform .25s; }
.review-card:hover { box-shadow: 0 18px 40px -20px rgb(0 0 0 / .22); transform: translateY(-2px); }
.initials { display: inline-flex; align-items: center; justify-content: center; flex: none; border-radius: 999px; font-family: var(--font-body); font-weight: 600; background: var(--accent-soft); color: var(--accent-strong); }
.initials.initials-sq { border-radius: 12px; }

.cta-fab { position: fixed; right: 1rem; bottom: 1rem; z-index: 40; display: inline-flex; align-items: center; gap: .5rem; padding: .8rem 1.1rem; border-radius: 999px; background: var(--accent); color: var(--accent-ink); font-weight: 600; box-shadow: 0 12px 30px -8px rgb(0 0 0 / .35); transition: transform .2s, background .2s; }
.cta-fab:hover { transform: translateY(-2px); background: var(--accent-hover); }
.cta-fab:active { transform: scale(.96); }
.cta-fab:focus-visible { outline: 3px solid var(--x-sun); outline-offset: 3px; }

.faq summary { cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq details { transition: border-color .2s; }
.faq details:hover, .faq details[open] { border-color: var(--accent-border); }
.faq details[open] .faq-icon { transform: rotate(45deg); }
.faq-icon { transition: transform .25s; }

.scroll-x { overflow-x: auto; scrollbar-width: none; }
.scroll-x::-webkit-scrollbar { display: none; }
.scroll-x > .card { flex: none; width: auto; min-width: 7.5rem; margin-top: 0; }

/* ---------- admin ---------- */
/* A one-column grid track is as wide as its widest row unless it may shrink:
   without this a long name pushed the overdue list past a phone's edge. */
.admin-main .grid:not([class*="grid-cols"]) { grid-template-columns: minmax(0, 1fr); }
.admin-side { position: sticky; top: 0; height: 100vh; }
.side-link { display: flex; align-items: center; gap: .7rem; padding: .6rem .75rem; border-radius: 10px; font-size: .9rem; font-weight: 500; color: var(--muted); text-align: left; transition: background .15s, color .15s; }
.side-link:hover { background: var(--surface-2); color: var(--ink); }
.side-link.is-on { background: var(--accent-soft); color: var(--accent-strong); font-weight: 600; }
.btn-icon .side-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.admin-top { background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: blur(10px); }
.kpi-card { transition: border-color .2s, box-shadow .2s, transform .2s; }
.kpi-card:hover { border-color: var(--accent-border); box-shadow: 0 14px 32px -20px rgb(0 0 0 / .28); }
a.kpi-card:hover { transform: translateY(-1px); }
.kpi-icon { display: inline-flex; align-items: center; justify-content: center; width: 2.25rem; height: 2.25rem; border-radius: 10px; background: var(--accent-soft); color: var(--accent-strong); flex: none; }
.kpi-icon.is-good { background: var(--success-soft); color: var(--success-strong); }
.kpi-icon.is-bad { background: var(--danger-soft); color: var(--danger-strong); }
.list-row { transition: background .15s; }
.list-row:hover { background: var(--surface-2); }
.pipe-cell { transition: background .2s; }
.pipe-cell:hover { background: var(--accent-soft); }
.login-bg { background: radial-gradient(60rem 30rem at 50% -10%, var(--accent-soft), transparent 70%), var(--canvas); }
.login-or { display: flex; align-items: center; gap: .75rem; }
.login-or::before, .login-or::after { content: ""; flex: 1; height: 1px; background: var(--border); }

.att-check { position: absolute; opacity: 0; width: 1px; height: 1px; }
.att-box { display: inline-flex; align-items: center; justify-content: center; width: 2.25rem; height: 2.25rem; flex: none; border-radius: 10px; border: 2px solid var(--border-strong, var(--border)); transition: background .15s, border-color .15s; color: transparent; }
.att-check:checked + .att-box { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.att-check:focus-visible + .att-box { outline: 3px solid var(--accent); outline-offset: 2px; }
.row-overdue { border-color: var(--danger); background: var(--danger-soft); }
.day-on { border-color: var(--accent); }
.bar { height: .5rem; border-radius: 999px; background: var(--border); overflow: hidden; }
.bar > span { display: block; height: 100%; background: var(--accent); border-radius: 999px; }
.bar.warn > span { background: var(--danger); }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .hero-img, .hero-copy { animation: none; }
  html.motion-ready .reveal, html.motion-ready .reveal-group > * { opacity: 1; transform: none; transition: none; }
  .zoom-media img, .course-row, .review-card, .cta-fab, .kpi-card { transition: none; }
  .zoom-media:hover img, .course-row:hover, .review-card:hover, .cta-fab:hover { transform: none; }
}
html.reduced-motion .hero-img, html.reduced-motion .hero-copy { animation: none; }
html.reduced-motion.motion-ready .reveal, html.reduced-motion.motion-ready .reveal-group > * { opacity: 1; transform: none; transition: none; }