/* ═══════════════════════════════════════════════════════════
   SAAC — exam-paper design system
   Paper white · ink navy · red pen · monospace numbers.
   One stylesheet for the landing page and the result page.
   ═══════════════════════════════════════════════════════════ */

:root {
  --paper: #fbfaf6;
  --soft: #f3f0e7;
  --ink: #16213a;
  --muted: #5d6474;
  --red: #c9342b;
  --green: #1e7e4c;
  --rule: #e4dfcf;
  --dash: #cfc8b4;
  --mark: #fff3b0;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --shadow: 8px 8px 0 rgba(22, 33, 58, 0.10);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 16px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.15; margin: 0; letter-spacing: -0.015em; }
.mono { font-family: var(--mono); }
.wrap { max-width: 1280px; margin: 0 auto; padding: 0 28px; }

/* ── header ─────────────────────────────────────────────── */
.top {
  position: sticky; top: 0; z-index: 50;
  background: var(--paper); border-bottom: 2px solid var(--ink);
}
.top-in { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 38px; height: 38px; border: 1.5px solid var(--ink); border-radius: 50%; }
.brand b { font-family: var(--mono); font-size: 17px; letter-spacing: 0.08em; }
.brand small { display: block; font-size: 11px; color: var(--muted); letter-spacing: 0.02em; }
.nav { margin-left: auto; display: flex; align-items: center; gap: 22px; }
.nav a { text-decoration: none; font-size: 14px; font-weight: 600; color: var(--muted); }
.nav a:hover { color: var(--ink); }
.burger { display: none; margin-left: auto; background: none; border: 1.5px solid var(--ink); border-radius: 6px; padding: 7px 10px; font-size: 16px; cursor: pointer; }
.mmenu { display: none; border-bottom: 2px solid var(--ink); background: var(--paper); }
.mmenu a { display: block; padding: 13px 24px; text-decoration: none; font-weight: 600; border-top: 1px dashed var(--dash); }
.mmenu.open { display: block; }

/* ── buttons & stamps ───────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  font: 600 14px/1 var(--sans); letter-spacing: 0.01em; text-decoration: none;
  padding: 12px 20px; border-radius: 5px; border: 1.5px solid var(--ink);
  background: var(--ink); color: var(--paper); transition: transform .12s ease, box-shadow .12s ease;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 3px 3px 0 rgba(22, 33, 58, .25); }
.btn.red { background: var(--red); border-color: var(--red); color: #fff; }
.btn.line { background: transparent; color: var(--ink); }
.btn.sm { padding: 9px 14px; font-size: 13px; }
.stamp {
  display: inline-block; font: 700 11px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--red); border: 3px double var(--red); border-radius: 5px;
  padding: 6px 10px; transform: rotate(-2deg); background: rgba(201, 52, 43, 0.04);
}
.stamp.green { color: var(--green); border-color: var(--green); background: rgba(30, 126, 76, 0.05); }

/* ── hero ───────────────────────────────────────────────── */
.hero { display: grid; grid-template-columns: 1.02fr 0.98fr; gap: 56px; align-items: center; padding: 64px 0 72px; }
.hero-copy {
  padding: 40px 36px 44px 44px;
  background:
    linear-gradient(90deg, transparent 42px, rgba(201, 52, 43, .30) 42px, rgba(201, 52, 43, .30) 43px, transparent 43px),
    repeating-linear-gradient(transparent 0 33px, var(--rule) 33px 34px);
}
.hero h1 { font-size: clamp(34px, 4.6vw, 56px); font-weight: 800; margin: 20px 0 16px; }
.pen { background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 120 9' preserveAspectRatio='none'%3E%3Cpath d='M2 6.5 C 22 2.5, 44 8, 62 4.5 S 102 3, 118 5.5' fill='none' stroke='%23c9342b' stroke-width='2.6' stroke-linecap='round'/%3E%3C/svg%3E") bottom / 100% 9px no-repeat; padding-bottom: 10px; }
.hero p { color: var(--muted); font-size: 17px; max-width: 46ch; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 26px; }
.hero-meta { margin-top: 26px; font: 500 12.5px/1.7 var(--mono); color: var(--muted); letter-spacing: 0.02em; }

/* slider: framed photo with caption strip */
.slide-frame { border: 1.5px solid var(--ink); background: #fff; box-shadow: var(--shadow); }
.slides { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity .7s ease; }
.slide.on { opacity: 1; }
.slide img { width: 100%; height: 100%; object-fit: cover; }
.slide-cap { display: flex; align-items: center; justify-content: space-between; gap: 12px; border-top: 1.5px solid var(--ink); padding: 10px 14px; font: 600 12px/1.4 var(--mono); letter-spacing: 0.04em; }
.dots { display: flex; gap: 6px; }
.dots button { width: 10px; height: 10px; border: 1.5px solid var(--ink); background: transparent; padding: 0; cursor: pointer; }
.dots button.on { background: var(--red); border-color: var(--red); }

/* ── stats strip (score table) ──────────────────────────── */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border: 1.5px solid var(--ink); background: #fff; box-shadow: var(--shadow); }
.stat { padding: 22px 18px; text-align: center; border-left: 1px dashed var(--dash); }
.stat:first-child { border-left: 0; }
.stat b { display: block; font: 700 34px/1 var(--mono); }
.stat span { display: block; margin-top: 8px; font-size: 11.5px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }

/* ── sections ───────────────────────────────────────────── */
.sec { padding: 76px 0; }
.sec.alt { background: var(--soft); border-block: 1px solid var(--rule); }
.sec-head { display: flex; align-items: baseline; gap: 16px; margin-bottom: 34px; }
.sec-no { font: 700 13px/1 var(--mono); color: var(--red); letter-spacing: 0.12em; }
.sec-head h2 { font-size: clamp(24px, 3vw, 34px); font-weight: 800; }
.sec-head .fill { flex: 1; border-bottom: 1px dashed var(--dash); transform: translateY(-4px); }

/* about */
.about { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.about p { color: var(--muted); font-size: 16.5px; }
.ticks { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 10px; }
.ticks li { padding-left: 30px; position: relative; font-weight: 600; }
.ticks li::before { content: "✓"; position: absolute; left: 0; top: 0; font: 700 15px/1.6 var(--mono); color: var(--green); }
.about-art { position: relative; }
.about-art img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border: 1.5px solid var(--ink); box-shadow: var(--shadow); background: #fff; }
.about-art .stamp { position: absolute; right: -10px; top: -16px; background: var(--paper); }

/* why — numbered rows, no cards */
.why { display: grid; grid-template-columns: 1fr 1fr; gap: 0 56px; }
.why-i { display: grid; grid-template-columns: 52px 1fr; gap: 14px; padding: 20px 0; border-top: 1px dashed var(--dash); }
.why-i .no { font: 700 15px/1.5 var(--mono); color: var(--red); }
.why-i h3 { font-size: 16.5px; margin-bottom: 6px; }
.why-i p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* faculty */
.fac-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 26px; }
.fac { text-align: center; padding: 26px 16px; border: 1px dashed var(--dash); background: #fff; }
.fac-av { width: 76px; height: 76px; margin: 0 auto 14px; border: 1.5px solid var(--ink); border-radius: 50%; display: grid; place-items: center; font: 700 22px/1 var(--mono); background: var(--soft); }
.fac h3 { font-size: 16px; }
.fac .role { font: 600 11.5px/1.5 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-top: 4px; }
.fac .subj { display: inline-block; margin-top: 10px; font: 700 11px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--red); border: 1.5px solid var(--red); border-radius: 4px; padding: 5px 8px; }
.fac .meta { margin-top: 10px; font-size: 12.5px; color: var(--muted); }

/* notices */
.notices { border: 1.5px solid var(--ink); background: #fff; box-shadow: var(--shadow); }
.notice { display: grid; grid-template-columns: 120px 1fr; gap: 18px; padding: 18px 22px; border-top: 1px dashed var(--dash); }
.notice:first-child { border-top: 0; }
.notice .d { font: 600 12.5px/1.7 var(--mono); color: var(--red); }
.notice h3 { font-size: 15.5px; }
.notice p { margin: 4px 0 0; color: var(--muted); font-size: 14px; }

/* contact */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.c-line { padding: 14px 0; border-bottom: 1px dashed var(--dash); }
.c-line .k { font: 700 11px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.c-line .v { margin-top: 6px; font-weight: 600; }
.c-line .v a { text-decoration: none; border-bottom: 1.5px solid var(--red); }
form.paper { display: grid; gap: 20px; }
form.paper label { display: grid; gap: 6px; font: 700 11px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
form.paper input, form.paper textarea, .picker select, .picker input {
  font: 500 15px/1.5 var(--sans); color: var(--ink); background: transparent;
  border: 0; border-bottom: 1.5px solid var(--ink); border-radius: 0; padding: 9px 2px; width: 100%;
}
form.paper input:focus, form.paper textarea:focus, .picker select:focus, .picker input:focus { outline: none; border-color: var(--red); }
form.paper textarea { min-height: 96px; resize: vertical; }
.form-note { font: 600 13px/1.5 var(--mono); }
.form-note.ok { color: var(--green); }
.form-note.err { color: var(--red); }

/* footer */
.foot { background: var(--ink); color: var(--paper); margin-top: 0; }
.foot-in { padding: 40px 24px; text-align: center; font: 500 13px/2 var(--mono); letter-spacing: 0.02em; }
.foot a { color: var(--paper); text-decoration: none; border-bottom: 1px solid rgba(251, 250, 246, .4); }
.foot .dim { color: rgba(251, 250, 246, .6); }

/* ═══ result page ═════════════════════════════════════════ */
.r-hero { padding: 52px 0 44px; border-bottom: 1px solid var(--rule); background: var(--soft); }
.r-hero h1 { font-size: clamp(26px, 3.4vw, 40px); font-weight: 800; margin: 16px 0 10px; }
.r-hero p { color: var(--muted); max-width: 62ch; margin: 0; }
.picker { margin: -34px auto 0; position: relative; z-index: 5; border: 1.5px solid var(--ink); background: #fff; box-shadow: var(--shadow); padding: 26px 26px 22px; }
.picker h2 { font-size: 19px; }
.picker .sub { color: var(--muted); font-size: 13.5px; margin: 6px 0 18px; }
.pick-row { display: flex; gap: 16px; flex-wrap: wrap; align-items: end; }
.pick-row label { display: grid; gap: 6px; flex: 1 1 200px; font: 700 11px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }
.pick-row select { appearance: none; -webkit-appearance: none; cursor: pointer; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2316213a' stroke-width='2.2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E") no-repeat right 6px center / 15px; border: 1.5px solid var(--ink); border-radius: 5px; padding: 10px 32px 10px 10px; }
.pick-row .btn { flex: 0 0 auto; }
.divider { display: flex; align-items: center; gap: 14px; margin: 22px 0 16px; font: 700 11px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.divider::before, .divider::after { content: ""; flex: 1; border-top: 1px dashed var(--dash); }

.merit-head { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin: 44px 0 6px; }
.merit-head h2 { font-size: clamp(20px, 2.6vw, 28px); }
.merit-sub { color: var(--muted); font: 500 13px/1.6 var(--mono); margin: 0 0 18px; }
.chips { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; }
.chip { font: 600 12.5px/1 var(--mono); border: 1px solid var(--dash); background: #fff; border-radius: 4px; padding: 8px 11px; color: var(--muted); }
.chip b { color: var(--ink); }
.podium { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 22px; }
.pod { border: 1.5px solid var(--ink); background: #fff; padding: 14px 16px; display: flex; gap: 12px; align-items: center; }
.pod .rk { width: 34px; height: 34px; flex: 0 0 auto; display: grid; place-items: center; border: 1.5px solid var(--red); border-radius: 50%; color: var(--red); font: 700 15px/1 var(--mono); }
.pod:first-child .rk { background: var(--red); color: #fff; }
.pod b { display: block; font-size: 14.5px; }
.pod span { font: 500 12px/1.5 var(--mono); color: var(--muted); }

.table-wrap { border: 1.5px solid var(--ink); background: #fff; overflow-x: auto; }
table.merit { width: 100%; border-collapse: collapse; font-size: 14px; }
table.merit th { font: 700 11px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); text-align: left; padding: 13px 14px; border-bottom: 1.5px solid var(--ink); background: var(--soft); }
table.merit td { padding: 12px 14px; border-bottom: 1px dashed var(--dash); }
table.merit tr:last-child td { border-bottom: 0; }
table.merit td.m, table.merit th.m { text-align: right; font-family: var(--mono); }
table.merit .rk { display: inline-grid; place-items: center; width: 28px; height: 28px; border: 1.5px solid var(--red); border-radius: 50%; color: var(--red); font: 700 12.5px/1 var(--mono); }
table.merit tr.hl { background: var(--mark); }
table.merit tr.absent td { color: var(--muted); }
.g { font: 700 12px/1 var(--mono); border-radius: 4px; padding: 5px 7px; }
.g.pass { color: var(--green); background: rgba(30, 126, 76, .1); }
.g.fail { color: var(--red); background: rgba(201, 52, 43, .1); }
.find-bar { display: flex; gap: 12px; flex-wrap: wrap; margin: 18px 0 4px; }
.find-bar input { flex: 1 1 220px; border: 1.5px solid var(--ink) !important; border-radius: 5px; padding: 10px 12px !important; background: #fff; }
.legend { color: var(--muted); font-size: 13px; margin-top: 14px; }

/* student mark sheet */
.msheet { border: 1.5px solid var(--ink); background: #fff; box-shadow: var(--shadow); margin-top: 26px; }
.msheet-h { display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; padding: 16px 20px; border-bottom: 1.5px solid var(--ink); background: var(--soft); }
.msheet-h b { font-size: 16px; }
.msheet-h span { font: 500 12.5px/1.5 var(--mono); color: var(--muted); }
.msheet table { width: 100%; border-collapse: collapse; font-size: 14px; }
.msheet td, .msheet th { padding: 11px 20px; border-bottom: 1px dashed var(--dash); text-align: left; }
.msheet th { font: 700 11px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.msheet td.m, .msheet th.m { text-align: right; font-family: var(--mono); }
.msheet tr.total td { border-top: 1.5px solid var(--ink); border-bottom: 0; font-weight: 700; }
.msg { font: 600 14px/1.6 var(--mono); padding: 14px 16px; border: 1.5px dashed var(--dash); border-radius: 6px; margin-top: 20px; }
.msg.err { color: var(--red); border-color: var(--red); }

/* ── responsive ─────────────────────────────────────────── */
@media (max-width: 960px) {
  .hero, .about, .contact { grid-template-columns: 1fr; gap: 36px; }
  .hero-copy { padding: 30px 24px 34px 34px; }
  .why { grid-template-columns: 1fr; gap: 0; }
  .stats { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(3) { border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px dashed var(--dash); }
  .nav { display: none; }
  .burger { display: block; }
  .podium { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .notice { grid-template-columns: 1fr; gap: 4px; }
  .pick-row .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .slide { transition: none; }
}

/* ── footer social icons ─────────────────────────────────── */
#fSocials { display: flex; gap: 10px; justify-content: center; margin: 12px 0 4px; }
#fSocials a { display: grid; place-items: center; width: 36px; height: 36px; border: 1.5px solid rgba(255,255,255,.4); border-radius: 9px; color: #fff; transition: background .15s; }
#fSocials a:hover { background: rgba(255,255,255,.14); }
#fSocials svg { width: 17px; height: 17px; fill: currentColor; display: block; }