/* VCE ATAR Calculator — theme-aware styles.
   Color tokens follow the validated reference palette (dataviz skill):
   light/dark surfaces, ink roles, categorical slot 1 (blue) for data marks,
   status colors only with icon + label. */

:root {
  color-scheme: light;
  --page: #f9f9f7;
  --surface: #fcfcfb;
  --ink: #0b0b0b;
  --ink-2: #52514e;
  --muted: #898781;
  --grid: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --accent: #2a78d6;          /* series-1 blue */
  --accent-soft: #cde2fb;     /* blue ramp 100 */
  --good: #0ca30c;
  --good-text: #006300;
  --warning: #fab219;
  --serious: #ec835a;
  --critical: #d03b3b;
  --shadow: 0 1px 3px rgba(11, 11, 11, 0.07), 0 4px 14px rgba(11, 11, 11, 0.05);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --page: #0d0d0d;
    --surface: #1a1a19;
    --ink: #ffffff;
    --ink-2: #c3c2b7;
    --muted: #898781;
    --grid: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --accent: #3987e5;
    --accent-soft: #0d366b;
    --good-text: #0ca30c;
    --shadow: none;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--page);
  color: var(--ink);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}
button, input, select, textarea { font: inherit; color: inherit; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px 80px; }

/* ── Site nav (ATARtools) ───────────────────────────────── */
.site-nav {
  display: flex; align-items: center; gap: 4px; flex-wrap: wrap;
  padding: 14px 0 0;
}
.site-nav .brand {
  font-size: 17px; text-decoration: none; color: var(--ink);
  margin-right: 18px; letter-spacing: -0.01em;
}
.site-nav .brand b { color: var(--accent); }
.site-nav .brand .domain { color: var(--muted); font-size: 13px; }
.site-nav a:not(.brand) {
  text-decoration: none; color: var(--ink-2); font-size: 14px; font-weight: 500;
  padding: 6px 12px; border-radius: 8px;
}
.site-nav a:not(.brand):hover { background: var(--surface); color: var(--ink); }
.site-nav a.on { background: var(--accent); color: #fff; }

/* ── Landing ────────────────────────────────────────────── */
.hero { text-align: center; padding: 54px 10px 34px; }
.hero h1 { font-size: 34px; letter-spacing: -0.02em; margin: 0 0 12px; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p { max-width: 640px; margin: 0 auto 22px; color: var(--ink-2); font-size: 16px; }
.btn.big { font-size: 16px; padding: 11px 22px; border-radius: 10px; display: inline-block; text-decoration: none; }
.tool-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 20px; margin-bottom: 20px; }
@media (max-width: 680px) { .tool-grid { grid-template-columns: 1fr; } }
.tool-card {
  display: block; background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; box-shadow: var(--shadow); padding: 22px; text-decoration: none;
  color: var(--ink); transition: border-color 0.15s;
}
.tool-card:hover { border-color: var(--accent); }
.tool-card .tool-icon { font-size: 30px; margin-bottom: 8px; }
.tool-card h3 { margin: 0 0 8px; font-size: 17px; }
.tool-card p { color: var(--ink-2); font-size: 14px; margin: 0 0 12px; }
.tool-card .tool-cta { color: var(--accent); font-weight: 600; font-size: 14px; }
.facts ul { margin: 0; padding-left: 20px; color: var(--ink-2); font-size: 14.5px; }
.facts li { margin-bottom: 8px; }
.foot-brand { margin-top: 10px; font-weight: 600; color: var(--ink-2); }

.faqs { margin-top: 20px; }
.faqs h2 { margin-bottom: 6px; }
.faq { padding: 12px 0; border-bottom: 1px solid var(--grid); }
.faq:last-child { border-bottom: 0; padding-bottom: 0; }
.faq h3 { font-size: 15.5px; margin: 0 0 4px; }
.faq p { margin: 0; color: var(--ink-2); font-size: 14px; line-height: 1.55; }
.faq a { color: var(--accent); }

/* ── School picker ──────────────────────────────────────── */
.school-box {
  margin-top: 16px; border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px;
}
.school-box label { font-size: 14px; }
.school-box .hint { font-weight: 400; color: var(--muted); font-size: 12.5px; }
.school-row { display: flex; gap: 8px; margin: 8px 0 6px; }
.school-row input {
  flex: 1; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface);
}
.year-select {
  padding: 7px 6px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); font-size: 13px; color: var(--ink-2); max-width: 128px;
}

/* ── SAT criteria grid & target panel ───────────────────── */
.crit-grid { display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: center; padding: 4px 0 6px; }
.crit-cell { font-size: 11.5px; color: var(--muted); display: inline-flex; flex-direction: column; align-items: center; gap: 2px; }
.crit-cell input {
  width: 44px; padding: 4px 4px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--surface); text-align: center; font-variant-numeric: tabular-nums;
}
.ga-table input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); cursor: pointer; }
.target-x {
  font-size: 40px; font-weight: 700; letter-spacing: -0.02em; text-align: center;
  color: var(--accent); line-height: 1.1; margin: 2px 0;
}
.target-answer { font-size: 13.5px; color: var(--ink-2); text-align: center; }
.pending-list { margin: 8px 0 0; padding-left: 20px; font-size: 13px; color: var(--ink-2); }
.pending-list li { margin-bottom: 3px; }

/* ── Honour roll / school / subject pages ───────────────── */
.cols-flip { grid-template-columns: minmax(0, 1fr) 320px; }
@media (max-width: 940px) { .cols-flip { grid-template-columns: 1fr; } }

.roll-controls { display: flex; flex-wrap: wrap; gap: 8px; }
.roll-controls input[type="search"] { flex: 1 1 260px; min-width: 0; padding: 8px 11px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); }
.roll-controls select { padding: 8px 9px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); }

.score-pill {
  font-size: 12.5px; font-weight: 700; color: var(--ink-2);
  background: color-mix(in srgb, var(--muted) 14%, transparent);
  border-radius: 6px; padding: 1px 8px; white-space: nowrap; font-variant-numeric: tabular-nums;
  display: inline-block; min-width: 26px; text-align: center;
}
.score-pill.hi { color: var(--good-text); background: color-mix(in srgb, var(--good) 15%, transparent); }
.hr-student { cursor: default; border-radius: 4px; padding: 0 2px; }
.hr-student.multi { cursor: help; }
.hr-student.multi:hover, .hr-student:focus-visible { background: color-mix(in srgb, var(--accent) 12%, transparent); outline: none; }
.multi-dot { color: var(--warning); font-size: 11px; }

.hr-tip {
  position: fixed; z-index: 60; max-width: 340px;
  background: var(--surface); color: var(--ink);
  border: 1px solid var(--border); border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.22); padding: 11px 13px; font-size: 13px;
  pointer-events: none;
}
.hr-tip .tip-name { font-weight: 700; font-size: 14px; }
.hr-tip .tip-dim { color: var(--muted); font-size: 12px; }
.hr-tip .tip-body { margin-top: 7px; display: flex; flex-direction: column; gap: 3px; }
.hr-tip .tip-badge {
  margin-top: 5px; font-size: 12px; font-weight: 700; color: var(--good-text);
  background: color-mix(in srgb, var(--good) 13%, transparent); border-radius: 6px;
  padding: 2px 8px; display: inline-block;
}
.hr-tip .tip-line { display: flex; align-items: center; gap: 7px; line-height: 1.45; }
.hr-tip .tip-score {
  font-variant-numeric: tabular-nums; font-weight: 700; font-size: 12px;
  min-width: 24px; text-align: center; border-radius: 5px; padding: 0 5px;
  color: var(--ink-2); background: color-mix(in srgb, var(--muted) 14%, transparent);
}
.hr-tip .tip-score.shi { color: var(--good-text); background: color-mix(in srgb, var(--good) 15%, transparent); }

.sc-row { cursor: pointer; }
.sc-row:hover td { background: color-mix(in srgb, var(--accent) 7%, transparent); }
.sc-row.sel td { background: color-mix(in srgb, var(--accent) 14%, transparent); }

.sj-list { margin-top: 10px; max-height: 70vh; overflow-y: auto; }
.sj-group { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); font-weight: 600; margin: 12px 0 4px; }
.sj-item {
  display: flex; align-items: center; gap: 8px; width: 100%; text-align: left;
  border: 1px solid transparent; background: none; color: var(--ink); cursor: pointer;
  padding: 6px 8px; border-radius: 8px; font-size: 13.5px;
}
.sj-item:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.sj-add { margin-left: auto; color: var(--muted); border-radius: 6px; padding: 0 6px; font-weight: 700; }
.sj-add:hover { color: var(--accent); background: var(--surface); }

.cmp-tray { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }

.facts-list { margin: 6px 0; padding-left: 20px; color: var(--ink-2); font-size: 13.5px; }
.facts-list li { margin-bottom: 4px; }

.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 14px; }
@media (max-width: 560px) { .stat-row { grid-template-columns: repeat(2, 1fr); } }
.stat { border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; text-align: center; }
.stat-v { font-size: 22px; font-weight: 700; letter-spacing: -0.01em; font-variant-numeric: tabular-nums; }
.stat-l { font-size: 11.5px; color: var(--muted); margin-top: 2px; }

.status.eligible { color: var(--good-text); background: color-mix(in srgb, var(--good) 14%, transparent); font-size: 11.5px; font-weight: 700; border-radius: 6px; padding: 2px 8px; }
.status.borderline { color: var(--ink); background: color-mix(in srgb, var(--warning) 22%, transparent); font-size: 11.5px; font-weight: 700; border-radius: 6px; padding: 2px 8px; }

/* ── Header ─────────────────────────────────────────────── */
header.app {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  padding: 22px 0 14px;
}
header.app h1 { font-size: 22px; margin: 0; letter-spacing: -0.01em; }
.year-badge {
  font-size: 12px; font-weight: 600; color: var(--accent);
  border: 1px solid var(--accent); border-radius: 999px; padding: 2px 10px;
  white-space: nowrap;
}
.header-actions { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

.btn {
  border: 1px solid var(--border); background: var(--surface); color: var(--ink);
  border-radius: 8px; padding: 7px 13px; cursor: pointer; font-weight: 500;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.small { padding: 3px 9px; font-size: 13px; border-radius: 6px; }
.btn.danger:hover { border-color: var(--critical); color: var(--critical); }
.btn.danger-fill { background: var(--critical); border-color: var(--critical); color: #fff; }
.btn.danger-fill:hover { filter: brightness(1.08); }

select.profile {
  border: 1px solid var(--border); background: var(--surface); border-radius: 8px;
  padding: 7px 9px; max-width: 180px;
}
.save-note { font-size: 12px; color: var(--muted); min-width: 64px; }

/* ── Layout ─────────────────────────────────────────────── */
.cols { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 20px; align-items: start; }
@media (max-width: 940px) { .cols { grid-template-columns: 1fr; } }
.right-rail { position: sticky; top: 16px; display: flex; flex-direction: column; gap: 20px; }
@media (max-width: 940px) { .right-rail { position: static; } }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 14px; box-shadow: var(--shadow); padding: 18px;
}
.card h2 { font-size: 15px; margin: 0 0 12px; letter-spacing: 0.01em; }
.card h2 .hint { font-weight: 400; color: var(--muted); font-size: 12.5px; }

/* ── Subject cards ──────────────────────────────────────── */
.subject {
  border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px;
  margin-bottom: 12px; background: var(--surface);
}
.subject-head { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.subject-head select {
  flex: 1 1 230px; min-width: 0; padding: 7px 9px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface);
}
.mode-toggle { display: inline-flex; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.mode-toggle button {
  border: 0; background: transparent; padding: 6px 11px; cursor: pointer;
  color: var(--ink-2); font-size: 13px;
}
.mode-toggle button.on { background: var(--accent); color: #fff; }

.score-input {
  width: 74px; padding: 7px 9px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--surface); text-align: center; font-variant-numeric: tabular-nums;
}
.score-input.est { border-style: dashed; }

.scaled-badge {
  font-variant-numeric: tabular-nums; font-weight: 600; font-size: 13px;
  color: var(--ink); background: var(--accent-soft); border-radius: 8px; padding: 5px 10px;
  white-space: nowrap;
}
.scaled-badge .lbl { color: var(--ink-2); font-weight: 400; }

.subject-body { margin-top: 12px; border-top: 1px solid var(--grid); padding-top: 12px; }
.ga-table { width: 100%; border-collapse: collapse; }
.ga-table th {
  text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); font-weight: 600; padding: 3px 8px 6px 0;
}
.ga-table td { padding: 4px 8px 4px 0; vertical-align: middle; }
.ga-table input[type="number"],
.ga-table input[inputmode="decimal"] {
  width: 78px; padding: 5px 7px; border-radius: 7px; border: 1px solid var(--border);
  background: var(--surface); text-align: center; font-variant-numeric: tabular-nums;
}
.ga-table .ga-label { color: var(--ink-2); font-size: 13.5px; }
.ga-kind { font-size: 11px; color: var(--muted); }
.sub-sac { padding-left: 18px; }
.sub-sac input[type="text"] {
  width: 130px; padding: 5px 7px; border-radius: 7px; border: 1px solid var(--border);
  background: var(--surface); font-size: 13px;
}
.weight-warn { color: var(--critical); font-size: 12.5px; }

.est-out { margin-top: 8px; font-size: 13.5px; color: var(--ink-2); }
.est-out b { color: var(--ink); font-variant-numeric: tabular-nums; }

.subject-foot { display: flex; align-items: center; gap: 10px; margin-top: 10px; }
.linklike {
  background: none; border: none; color: var(--accent); cursor: pointer; padding: 0;
  font-size: 13px;
}
.linklike:hover { text-decoration: underline; }
.remove-btn { margin-left: auto; }

/* ── Scaling chart ──────────────────────────────────────── */
.chart-box { margin-top: 12px; }
.chart-box .chart-title { font-size: 13px; color: var(--ink-2); margin-bottom: 4px; }
.chart-box svg { width: 100%; height: auto; display: block; }
.chart-tip {
  position: absolute; pointer-events: none; background: var(--surface);
  border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: 8px;
  padding: 6px 9px; font-size: 12.5px; white-space: nowrap; z-index: 30; display: none;
  font-variant-numeric: tabular-nums;
}

/* ── Results ────────────────────────────────────────────── */
.hero-atar { text-align: center; padding: 6px 0 2px; }
.hero-atar .num {
  font-size: 56px; font-weight: 700; letter-spacing: -0.02em; line-height: 1.05;
}
.hero-atar .cap { font-size: 12.5px; color: var(--muted); }
.hero-atar .agg { font-size: 14px; color: var(--ink-2); margin-top: 2px; font-variant-numeric: tabular-nums; }
.hero-atar.empty .num { font-size: 26px; font-weight: 500; color: var(--muted); padding: 12px 0; }

.result-table { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 13.5px; }
.result-table th {
  text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); font-weight: 600; padding: 4px 6px; border-bottom: 1px solid var(--grid);
}
.result-table td { padding: 5px 6px; border-bottom: 1px solid var(--grid); font-variant-numeric: tabular-nums; }
.result-table td.name { font-variant-numeric: normal; }
.result-table tr:last-child td { border-bottom: 0; }
.role-p4 { color: var(--good-text); font-weight: 600; font-size: 12px; }
.role-inc { color: var(--accent); font-weight: 600; font-size: 12px; }
.role-x { color: var(--muted); font-size: 12px; }
.est-flag { color: var(--muted); font-size: 11px; }

.callout {
  border: 1px solid var(--border); border-left: 3px solid var(--accent);
  border-radius: 8px; padding: 9px 12px; font-size: 13px; color: var(--ink-2);
  margin-top: 10px;
}
.callout.warn { border-left-color: var(--warning); }

/* ── Courses ────────────────────────────────────────────── */
.course-filters { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.chip {
  border: 1px solid var(--border); background: var(--surface); border-radius: 999px;
  padding: 3px 11px; font-size: 12.5px; cursor: pointer; color: var(--ink-2);
}
.chip.on { background: var(--accent); border-color: var(--accent); color: #fff; }

.course {
  display: flex; gap: 10px; align-items: baseline; padding: 9px 2px;
  border-bottom: 1px solid var(--grid); font-size: 13.5px;
}
.course:last-child { border-bottom: 0; }
.course .cname { font-weight: 600; }
.course .cinst { color: var(--muted); font-size: 12.5px; }
.course .catar { margin-left: auto; font-variant-numeric: tabular-nums; color: var(--ink-2); white-space: nowrap; }
.course .cmiss { flex-basis: 100%; color: var(--critical); font-size: 12.5px; padding-left: 2px; }
.status {
  font-size: 11.5px; font-weight: 700; border-radius: 6px; padding: 2px 7px; white-space: nowrap;
}
.status.eligible { color: var(--good-text); background: color-mix(in srgb, var(--good) 14%, transparent); }
.status.borderline { color: var(--ink); background: color-mix(in srgb, var(--warning) 22%, transparent); }
.status.reach { color: var(--ink); background: color-mix(in srgb, var(--serious) 20%, transparent); }
.status.missing { color: var(--muted); background: color-mix(in srgb, var(--muted) 14%, transparent); }

/* ── Modal (shared) ─────────────────────────────────────── */
.modal-back {
  position: fixed; inset: 0; background: rgba(0, 0, 0, 0.45); z-index: 50;
  display: flex; align-items: flex-start; justify-content: center; padding: 5vh 16px;
}
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  width: 640px; max-width: 100%; max-height: 88vh; overflow: auto; padding: 20px;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.3);
}
.modal h2 { margin: 0 0 6px; font-size: 17px; }
.modal .sub { color: var(--ink-2); font-size: 13px; margin-bottom: 14px; }

.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }

/* ── Share modal ────────────────────────────────────────── */
.share-styles { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.share-styles .chip { cursor: pointer; }
.share-styles .chip.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.share-preview {
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden;
  background: #fcfcfb; line-height: 0; max-height: 60vh; display: flex; justify-content: center;
}
.share-preview svg { width: 100%; height: auto; max-height: 60vh; display: block; }
.share-text {
  margin-top: 12px; font-size: 13px; color: var(--ink-2); background: var(--page);
  border: 1px solid var(--border); border-radius: 8px; padding: 9px 11px; line-height: 1.5;
}
.share-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.share-social-label {
  margin-top: 14px; font-size: 11.5px; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--muted); font-weight: 600;
}
.share-social { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.share-social .chip { cursor: pointer; }
.share-social .chip:hover { border-color: var(--accent); color: var(--accent); }

/* ── Misc ───────────────────────────────────────────────── */
.adv-panel summary { cursor: pointer; color: var(--ink-2); font-size: 13.5px; }
.adv-panel .row { display: flex; align-items: center; gap: 10px; margin-top: 10px; font-size: 13.5px; }
.adv-panel input[type="range"] { flex: 1; accent-color: var(--accent); }
.adv-panel .val { width: 46px; text-align: right; font-variant-numeric: tabular-nums; }

/* ── Ad placements (Google AdSense) ─────────────────────── */
.ad-slot { margin: 24px auto 0; max-width: 970px; text-align: center; clear: both; }
.ad-slot .adsbygoogle { display: block; }
/* Collapse an unfilled unit so no blank gap is shown. */
ins.adsbygoogle[data-ad-status="unfilled"] { display: none !important; }

footer.disclaimer {
  margin-top: 28px; font-size: 12.5px; color: var(--muted); line-height: 1.6;
}
footer.disclaimer a { color: var(--accent); }

.empty-note { color: var(--muted); font-size: 13.5px; }
kbd {
  border: 1px solid var(--border); border-bottom-width: 2px; border-radius: 4px;
  padding: 0 5px; font-size: 12px; background: var(--page);
}