/* ===== 2026 GBA Graduate Research Forum — Judge UI ===== */
:root {
  --violet: #5b3df5;
  --indigo: #3b2fc9;
  --blue: #2f6bff;
  --sky: #3ec5ff;
  --gold: #e9b949;
  --ink: #161437;
  --ink-2: #4a4870;
  --muted: #8a89a6;
  --line: #e7e5f4;
  --bg: #f4f3fb;
  --card: #ffffff;
  --ok: #12a77a;
  --warn: #e0662a;
  --grad: linear-gradient(135deg, #7b3ff2 0%, #4a3fe0 45%, #2f6bff 100%);
  --radius: 16px;
  --shadow: 0 1px 2px rgba(22, 20, 55, .04), 0 8px 24px rgba(59, 47, 201, .08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.5; font-size: 15px; min-height: 100vh; display: flex; flex-direction: column; }
main { flex: 1; }
a { color: var(--violet); text-decoration: none; }
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
.wrap { width: 100%; max-width: 760px; margin: 0 auto; padding: 0 16px 24px; }
.wrap.narrow { max-width: 440px; }
.muted { color: var(--muted); }
.eyebrow { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 600; }

/* Banner */
.banner { background: linear-gradient(90deg, #8a2be2 0%, #5a35d8 50%, #2f7ee8 100%); }
.banner img { width: 100%; height: auto; max-width: 960px; margin: 0 auto; }
.banner + .wrap { padding-top: 16px; }

/* Cards */
.card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; margin-bottom: 14px; }
h1 { font-size: 24px; margin: 6px 0 4px; letter-spacing: -.01em; }

/* Forms */
.input { width: 100%; font: inherit; font-size: 16px; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); outline: none; transition: border-color .15s, box-shadow .15s; }
.input:focus { border-color: var(--violet); box-shadow: 0 0 0 4px rgba(91, 61, 245, .12); }
textarea.input { resize: vertical; min-height: 84px; }
.select { appearance: none; -webkit-appearance: none; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%238a89a6' stroke-width='2'/%3E%3C/svg%3E") no-repeat right 14px center; padding-right: 36px; }
.field-label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-2); margin: 16px 0 6px; }
.code-input { font-size: 26px; letter-spacing: .5em; text-align: center; font-weight: 700; padding: 14px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; font: inherit; font-weight: 700; font-size: 15px; border: 0; border-radius: 12px; padding: 13px 20px; cursor: pointer; transition: transform .08s, opacity .15s, box-shadow .15s; text-align: center; }
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 6px 18px rgba(74, 63, 224, .35); }
.btn-ghost { background: #efedfc; color: var(--indigo); }
.btn-sm { padding: 8px 14px; font-size: 13px; border-radius: 10px; }
.btn-block { width: 100%; margin-top: 16px; }
.btn[disabled] { opacity: .55; pointer-events: none; }
.link-btn { background: none; border: 0; color: var(--violet); font: inherit; font-weight: 600; padding: 6px 0 0; cursor: pointer; }

.alert { background: #fff1ec; color: #a2401a; border-radius: 12px; padding: 12px 14px; font-size: 14px; margin: 12px 0; }
.alert.info { background: #eef3ff; color: #2747a8; }
.alert.success { background: #e8f8f2; color: #0d7a59; margin-top: 14px; }

/* Login */
.login-card h1 { font-size: 26px; }
.login-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 20px; border-top: 1px solid var(--line); padding-top: 16px; }
.login-meta div { text-align: center; }
.login-meta span { display: block; font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.login-meta b { font-size: 14px; }

/* Judge bar */
.judge-bar { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; }
.judge-id { display: flex; align-items: center; gap: 12px; }
.avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--grad); color: #fff; display: grid; place-items: center; font-weight: 800; }
.judge-name { font-weight: 700; font-size: 16px; }

/* Countdown */
.countdown-card { text-align: center; }
.countdown { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin: 14px 0; }
.countdown div { background: #f3f1ff; border-radius: 12px; padding: 12px 4px; }
.countdown b { display: block; font-size: 30px; font-weight: 800; color: var(--indigo); font-variant-numeric: tabular-nums; }
.countdown span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }

/* Progress */
.progress-head { display: flex; justify-content: space-between; align-items: flex-end; }
.progress-num { font-size: 15px; color: var(--ink-2); }
.progress-num b { font-size: 28px; color: var(--ink); }
.progress-num span { font-size: 13px; color: var(--muted); }
.progress-pct { font-size: 22px; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.bar { height: 8px; background: #ecebf7; border-radius: 99px; overflow: hidden; margin-top: 10px; }
.bar i { display: block; height: 100%; background: var(--grad); border-radius: 99px; transition: width .4s; }

.notice { font-size: 13px; color: var(--ink-2); background: #fff; border-left: 4px solid var(--violet); border-radius: 0 12px 12px 0; padding: 12px 14px; margin-bottom: 14px; }
.criteria-list { list-style: none; padding: 0; margin: 10px 0 0; }
.criteria-list li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px dashed var(--line); font-size: 14px; }
.criteria-list li b { white-space: nowrap; color: var(--indigo); }
.criteria-list li.sum { border-bottom: 0; font-weight: 700; }

/* Toolbar */
.toolbar { position: sticky; top: 0; z-index: 5; background: var(--bg); padding: 10px 0; }
.toolbar-row { display: flex; gap: 8px; margin-top: 8px; }
.toolbar-row .select { flex: 1; min-width: 0; font-size: 14px; padding: 9px 32px 9px 12px; }
.seg { display: flex; background: #e8e6f6; border-radius: 12px; padding: 3px; flex-shrink: 0; }
.seg button { border: 0; background: none; font: inherit; font-size: 13px; font-weight: 600; color: var(--ink-2); padding: 7px 10px; border-radius: 9px; cursor: pointer; white-space: nowrap; }
.seg button em { font-style: normal; font-size: 11px; opacity: .7; margin-left: 2px; }
.seg button.on { background: #fff; color: var(--indigo); box-shadow: 0 1px 4px rgba(0,0,0,.08); }

/* Poster list */
.plist { display: grid; grid-template-columns: minmax(0, 1fr); gap: 10px; }
.pitem { display: flex; gap: 12px; background: #fff; border-radius: 14px; padding: 10px; box-shadow: var(--shadow); color: inherit; border: 1.5px solid transparent; transition: border-color .15s; }
.pitem:active { border-color: var(--violet); }
.pitem.scored { background: linear-gradient(0deg, #fbfaff, #fbfaff); }
.pthumb { position: relative; width: 92px; flex-shrink: 0; aspect-ratio: 4 / 3; border-radius: 10px; overflow: hidden; background: #ecebf7; }
.pthumb img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.pno { position: absolute; left: 4px; top: 4px; background: rgba(22, 20, 55, .78); color: #fff; font-size: 10px; font-weight: 700; padding: 2px 6px; border-radius: 6px; }
.pbody { min-width: 0; flex: 1; display: flex; flex-direction: column; }
.pname { font-weight: 700; font-size: 15px; }
.puni { font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ptitle { font-size: 12.5px; color: var(--ink-2); margin-top: 3px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; line-height: 1.35; }
.pfoot { display: flex; align-items: center; justify-content: space-between; gap: 6px; margin-top: auto; padding-top: 6px; }
.pstatus { font-size: 12px; color: var(--warn); font-weight: 600; margin-left: auto; }
.pscore { margin-left: auto; font-weight: 800; color: var(--ok); font-size: 17px; }
.pscore small { font-size: 11px; color: var(--muted); font-weight: 600; }
.tag { display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 8px; border-radius: 99px; background: #f0eefc; color: var(--indigo); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 60%; }
.tag-intl { background: #fff4dc; color: #9a6a00; }
.tag-nat { background: #ffe9ef; color: #b0244f; }
.tag-prov { background: #e6f4ff; color: #1d5fa8; }
.empty { text-align: center; color: var(--muted); padding: 40px 0; }

/* Score page */
.topbar { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 8px; background: var(--grad); color: #fff; padding: 10px 12px; padding-top: max(10px, env(safe-area-inset-top)); }
.topbar a, .topbar span { color: #fff; }
.topbar-back { font-weight: 700; padding: 6px 8px; }
.topbar-title { font-weight: 700; }
.topbar-title span { font-weight: 500; opacity: .8; font-size: 13px; }
.topbar-nav { display: flex; gap: 6px; }
.topbar-nav a, .topbar-nav span { width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; background: rgba(255,255,255,.16); font-size: 22px; line-height: 1; }
.topbar-nav span { opacity: .35; }
.score-wrap { padding-top: 14px; }
.pinfo-name { font-size: 22px; margin: 4px 0 2px; }
.pinfo-title { margin: 6px 0 0; font-size: 15px; color: var(--ink-2); font-weight: 500; line-height: 1.45; }
.poster-box { margin-bottom: 14px; }
.poster-open { display: block; width: 100%; border: 0; padding: 0; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); position: relative; cursor: zoom-in; }
.poster-open img { width: 100%; }
.poster-hint { position: absolute; right: 10px; bottom: 10px; background: rgba(22, 20, 55, .78); color: #fff; font-size: 12px; padding: 6px 10px; border-radius: 99px; }
.poster-none { background: #fff; border-radius: var(--radius); padding: 60px 20px; text-align: center; color: var(--muted); }
.awards-head, .score-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.awards-head .tag { max-width: none; }
.awards-body { font-size: 14px; color: var(--ink-2); line-height: 1.6; overflow: hidden; word-break: break-word; }
.awards-body.clamp { max-height: 140px; -webkit-mask-image: linear-gradient(#000 70%, transparent); mask-image: linear-gradient(#000 70%, transparent); }
.saved-badge { font-size: 12px; font-weight: 700; color: var(--ok); background: #e8f8f2; padding: 3px 10px; border-radius: 99px; }

.crit { border: 0; margin: 0; padding: 14px 0; border-bottom: 1px solid var(--line); }
.crit legend { display: flex; justify-content: space-between; gap: 10px; width: 100%; padding: 0; font-weight: 700; font-size: 14.5px; margin-bottom: 10px; }
.crit legend em { font-style: normal; color: var(--muted); font-weight: 600; font-size: 12px; white-space: nowrap; }
.crit.err legend span { color: var(--warn); }
.chips { display: grid; grid-template-columns: repeat(auto-fill, minmax(48px, 1fr)); gap: 6px; }
.chips.fixed { grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 5px; }
.chips.fixed .chip span { font-size: 14px; }
.chip { position: relative; }
.chip input { position: absolute; opacity: 0; pointer-events: none; }
.chip span { display: grid; place-items: center; height: 44px; border-radius: 10px; border: 1.5px solid var(--line); font-weight: 700; color: var(--ink-2); background: #fff; cursor: pointer; transition: all .12s; font-variant-numeric: tabular-nums; }
.chip input:checked + span { background: var(--grad); color: #fff; border-color: transparent; box-shadow: 0 4px 12px rgba(74, 63, 224, .3); }
.chip input:disabled + span { cursor: default; opacity: .7; }
.total-row { display: flex; align-items: center; justify-content: space-between; padding: 16px 0 4px; font-weight: 700; }
.total-row b { font-size: 16px; color: var(--muted); }
.total-row em { font-style: normal; font-size: 30px; font-weight: 800; color: var(--indigo); }
.actions { display: grid; grid-template-columns: 1fr 2fr; gap: 10px; margin-top: 16px; }
.form-msg { font-size: 14px; font-weight: 600; min-height: 0; }
.form-msg.err { color: var(--warn); margin-top: 12px; }
.form-msg.ok { color: var(--ok); margin-top: 12px; }

/* Full-screen viewer */
.viewer { position: fixed; inset: 0; z-index: 100; background: #0d0b24; display: flex; flex-direction: column; }
.viewer-stage { flex: 1; overflow: hidden; position: relative; touch-action: none; }
.viewer-stage img { position: absolute; left: 0; top: 0; transform-origin: 0 0; max-width: none; user-select: none; -webkit-user-drag: none; will-change: transform; }
.viewer-bar { display: flex; gap: 8px; padding: 10px 12px; padding-bottom: max(10px, env(safe-area-inset-bottom)); background: rgba(13, 11, 36, .95); }
.viewer-bar button { flex: 1; height: 44px; border: 0; border-radius: 10px; background: rgba(255,255,255,.12); color: #fff; font: inherit; font-weight: 700; font-size: 18px; }
.viewer-bar .viewer-close { flex: 1.6; background: var(--grad); font-size: 15px; }
body.noscroll { overflow: hidden; }

/* Toast */
.toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 10px 18px; border-radius: 99px; font-size: 14px; font-weight: 600; z-index: 200; box-shadow: 0 8px 24px rgba(0,0,0,.25); }

/* Footer */
.site-foot { text-align: center; padding: 18px 16px 26px; padding-bottom: max(26px, env(safe-area-inset-bottom)); }
.site-foot a { font-size: 12px; color: #a9a8c2; }

@media (min-width: 640px) {
  .banner + .wrap { padding-top: 24px; }
  .pthumb { width: 132px; }
  .ptitle { font-size: 13.5px; }
}