:root {
  --bg0: #04060d; --bg1: #08101f; --bg2: #0c1830;
  --glass: rgba(255, 255, 255, .055); --glass-strong: rgba(255, 255, 255, .09); --line: rgba(255, 255, 255, .12);
  --fg: #eef3fb; --muted: #a9b6cc; --faint: #7b8aa3;
  --mint: #5eead4; --cyan: #22d3ee; --accent-grad: linear-gradient(120deg, #5eead4, #22d3ee 60%, #38bdf8);
  --fc: #b57cff; --fc-deep: #7c3aed; --clear: #38bdf8; --none: #5b6578;
  --err: #ff8a8a; --ok: #6ee7b7;
  --rainbow: linear-gradient(120deg, #ff6b6b, #ffd166, #6ee7b7, #38bdf8, #a78bfa, #f472b6);
  --radius: 16px; --gap: 14px;
}
* { box-sizing: border-box; }
html { background: var(--bg0); }
body {
  margin: 0; min-height: 100vh; color: var(--fg); background: radial-gradient(1200px 700px at 80% -10%, #12224a 0%, transparent 60%),
    linear-gradient(180deg, var(--bg0), var(--bg1) 45%, var(--bg2));
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased; padding-bottom: env(safe-area-inset-bottom);
}

/* sky: faint stars + slow aurora (static when reduced motion is requested) */
.sky { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.stars { position: absolute; inset: 0; opacity: .55;
  background-image:
    radial-gradient(1px 1px at 12% 18%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 27% 72%, #cfe 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 44% 33%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 63% 12%, #dff 50%, transparent 51%),
    radial-gradient(1px 1px at 78% 58%, #fff 50%, transparent 51%), radial-gradient(1.5px 1.5px at 88% 26%, #eaf 50%, transparent 51%),
    radial-gradient(1px 1px at 8% 88%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 53% 91%, #cff 50%, transparent 51%),
    radial-gradient(1px 1px at 35% 8%, #fff 50%, transparent 51%), radial-gradient(1px 1px at 95% 80%, #fff 50%, transparent 51%);
  background-size: 640px 640px; }
.aurora { position: absolute; left: -20%; right: -20%; top: -35%; height: 70%; filter: blur(60px); opacity: .32;
  background: radial-gradient(40% 50% at 30% 60%, rgba(94, 234, 212, .55), transparent 70%),
              radial-gradient(35% 45% at 65% 50%, rgba(34, 211, 238, .45), transparent 70%),
              radial-gradient(30% 40% at 85% 40%, rgba(167, 139, 250, .35), transparent 70%);
  animation: drift 24s ease-in-out infinite alternate; }
@keyframes drift { from { transform: translateX(-4%) rotate(-2deg); } to { transform: translateX(4%) rotate(2deg); } }
@media (prefers-reduced-motion: reduce) { .aurora { animation: none; } }

/* layout */
header.top, main, footer { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
header.top { display: grid; grid-template-columns: 1fr auto; gap: 12px 16px; align-items: end; padding-top: max(18px, env(safe-area-inset-top)); }
.eyebrow { margin: 0; font-size: .72rem; letter-spacing: .22em; color: var(--mint); font-weight: 700; }
h1 { margin: 2px 0 2px; font-size: 1.9rem; letter-spacing: .02em; font-weight: 800; }
.summary { margin: 0; color: var(--muted); font-size: .92rem; }
h2 { font-size: 1.15rem; margin: 0 0 10px; }
h3 { font-size: 1rem; margin: 18px 0 8px; color: var(--muted); }
small { color: var(--muted); font-weight: normal; }
.note { color: var(--muted); font-size: .88rem; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

.tabs { grid-column: 1 / -1; display: flex; gap: 6px; flex-wrap: wrap; }
.tabs button { background: transparent; border: 1px solid transparent; color: var(--muted); }
.tabs button .ic { margin-right: 6px; font-size: .8rem; opacity: .8; }
.tabs button[aria-selected="true"] { color: var(--fg); background: var(--glass-strong); border-color: var(--line); }
#status { grid-column: 1 / -1; min-height: 1.3em; margin: 0; font-size: .9rem; font-weight: 600; }
#status.ok { color: var(--ok); } #status.err { color: var(--err); }
main { padding-top: 6px; padding-bottom: 40px; }

/* controls */
button, .photo-pick { font: inherit; min-height: 44px; padding: 8px 16px; border-radius: 12px; border: 1px solid var(--line);
  background: var(--glass); color: var(--fg); cursor: pointer; }
button:disabled { opacity: .45; cursor: default; }
button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }
.primary, .cta { background: var(--accent-grad); color: #04121a; border: 0; font-weight: 800; box-shadow: 0 6px 24px rgba(34, 211, 238, .25); }
.ghost { background: transparent; }
.small { min-height: 36px; padding: 4px 12px; font-size: .85rem; }
.wide { width: 100%; }
.cta { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; font-size: 1.05rem; border-radius: 14px; }
.cta svg { width: 22px; height: 22px; fill: currentColor; }
input, select, textarea { font: inherit; color: var(--fg); background: rgba(5, 10, 22, .7); border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px; }
input::placeholder { color: var(--faint); }
textarea { width: 100%; }
label { display: inline-flex; gap: 8px; align-items: center; margin: 4px 14px 4px 0; color: var(--muted); white-space: nowrap; max-width: 100%; }
label input:not([type=checkbox]), label select { min-width: 0; }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 8px; }
.panel { background: var(--glass); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin: 0 0 var(--gap);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.seg { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.seg button { min-height: 40px; padding: 6px 14px; color: var(--muted); }
.seg button[aria-pressed="true"] { color: #04121a; background: var(--accent-grad); border-color: transparent; font-weight: 700; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-top: 10px; }
.chip { min-height: 36px; padding: 4px 14px; border-radius: 999px; font-size: .88rem; font-weight: 700; color: var(--muted); }
.chip[aria-pressed="true"].ap { background: var(--rainbow); color: #111; border-color: transparent; }
.chip[aria-pressed="true"].fc { background: var(--fc-deep); color: #fff; border-color: var(--fc); }
.chip[aria-pressed="true"].clear { background: #0e4f6e; color: #fff; border-color: var(--clear); }
.chip[aria-pressed="true"].none { background: #3a4253; color: #fff; }
.search input { width: min(320px, 70vw); }
.legend { margin: 10px 0 0; }

/* level groups */
.level { margin: 0 0 12px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(10, 16, 34, .55); overflow: hidden; }
.level-head { width: 100%; display: flex; flex-wrap: nowrap; align-items: center; gap: 10px 14px; padding: 14px 18px; border: 0; border-radius: 0;
  background: linear-gradient(90deg, rgba(94, 234, 212, .07), rgba(167, 139, 250, .06)); text-align: left; }
.level-head .lv { font-size: 1.45rem; font-weight: 800; letter-spacing: .02em; min-width: 4.2em;
  background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.level-head .pills { display: flex; flex-wrap: wrap; gap: 8px; flex: 1; min-width: 0; }
.pill { font-size: .82rem; padding: 4px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--fg); background: rgba(255, 255, 255, .04); white-space: nowrap; }
.pill .d { font-weight: 800; margin-right: 6px; }
.pill.MASTER .d { color: #c4a5ff; } .pill.APPEND .d { color: #ff9bd2; } .pill.EXPERT .d { color: #ff9a8b; }
.pill.HARD .d { color: #ffd479; } .pill.NORMAL .d { color: #7dd3fc; } .pill.EASY .d { color: #86efac; }
.level-head .chev { flex: none; margin-left: auto; color: var(--muted); transition: transform .2s; }
.level-head[aria-expanded="true"] .chev { transform: rotate(90deg); }
.level-body { padding: 4px 18px 18px; }
.diff-label { margin: 14px 0 8px; font-size: .78rem; letter-spacing: .18em; color: var(--muted); font-weight: 700; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }

/* chart cards */
.card { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 10px; border-radius: 14px; text-align: left;
  background: rgba(255, 255, 255, .05); border: 2px solid var(--line); min-height: 0; }
.card:hover { background: rgba(255, 255, 255, .08); }
.card.s-AP { border: 2px solid transparent; background: linear-gradient(#0d1428, #0d1428) padding-box, var(--rainbow) border-box;
  box-shadow: 0 0 18px rgba(255, 209, 102, .18); }
.card.s-FC { border-color: var(--fc); box-shadow: 0 0 16px rgba(181, 124, 255, .28); }
.card.s-CLEAR { border-color: rgba(56, 189, 248, .55); }
.card.s-NONE { opacity: .62; }
.card.s-NONE .jacket { filter: saturate(.25) brightness(.8); }
.jacket { aspect-ratio: 1; border-radius: 10px; display: grid; place-items: center; overflow: hidden; position: relative;
  background: linear-gradient(140deg, hsl(var(--h) 70% 52%), hsl(calc(var(--h) + 50) 65% 28%)); }
.jacket::after { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 30% 25%, rgba(255, 255, 255, .35), transparent 45%); }
.jacket .ini { font-size: 2.6rem; font-weight: 800; color: rgba(255, 255, 255, .92); text-shadow: 0 2px 10px rgba(0, 0, 0, .35); z-index: 1; }
.jacket.big { width: 96px; height: 96px; flex: none; }
.card .title { font-size: .92rem; font-weight: 700; line-height: 1.3; color: var(--fg);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.6em; }
.badge { position: absolute; top: 14px; right: 14px; z-index: 2; font-size: .78rem; font-weight: 800; padding: 3px 9px; border-radius: 999px;
  background: rgba(4, 6, 13, .78); color: var(--fg); border: 1px solid var(--line); }
.badge.AP { background: var(--rainbow); color: #111; border: 0; }
.badge.FC { background: var(--fc-deep); color: #fff; border-color: var(--fc); }
.badge.CLEAR { color: #bae6fd; border-color: rgba(56, 189, 248, .6); }
.badge.NONE { color: var(--muted); }
.empty { color: var(--muted); padding: 10px 0; }

/* lists, record form */
.list { list-style: none; padding: 0; margin: 8px 0; }
ol.list { list-style: decimal inside; }
.list li { background: rgba(255, 255, 255, .04); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; margin: 6px 0; }
.list li button { margin-left: 8px; min-height: 36px; padding: 4px 12px; }
.list li.note { background: transparent; border-style: dashed; }
.picked { font-weight: 700; }
.diff-MASTER { color: #c4a5ff; } .diff-APPEND { color: #ff9bd2; }
.judges { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 8px 12px; margin-bottom: 8px; }
.judges label { display: grid; grid-template-columns: 5.4em 1fr; margin: 0; }
.judges input { width: 100%; font-size: 1.15rem; font-weight: 700; text-align: right; }
.j { font-weight: 800; }
.j.perfect { color: #ffd479; } .j.great { color: #ff8bd0; } .j.good { color: #6ee7b7; } .j.bad { color: #7dd3fc; } .j.miss { color: #cbd5e1; }
.errors { color: var(--err); }
.confirm { margin-top: 12px; padding: 14px; border-radius: 12px; border: 1px solid rgba(94, 234, 212, .5); background: rgba(94, 234, 212, .06); }
.photo-panel { border-color: rgba(94, 234, 212, .45); background: linear-gradient(135deg, rgba(94, 234, 212, .10), rgba(34, 211, 238, .04)); }
.photo-pick { position: relative; display: flex; justify-content: center; align-items: center; margin: 8px 0; }
.photo-pick input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
#photo-preview { max-width: 100%; max-height: 280px; border-radius: 10px; display: block; margin: 10px 0; border: 1px solid var(--line); }
.ocr-table { border-collapse: collapse; margin: 8px 0; font-variant-numeric: tabular-nums; }
.ocr-table th, .ocr-table td { border: 1px solid var(--line); padding: 5px 9px; text-align: right; }
.ocr-table th:first-child, .ocr-table td:first-child { text-align: left; }
.unread { color: var(--err); font-weight: 800; }
.busy::before { content: ''; display: inline-block; width: 15px; height: 15px; margin-right: 8px; border: 3px solid rgba(255, 255, 255, .2);
  border-top-color: var(--cyan); border-radius: 50%; animation: spin 1s linear infinite; vertical-align: -2px; }
@keyframes spin { to { transform: rotate(360deg); } }
.spot { padding: 14px; border-radius: 14px; border: 1px solid rgba(34, 211, 238, .5); background: rgba(34, 211, 238, .07); }
.filter-note { padding: 8px 12px; border-radius: 10px; background: rgba(94, 234, 212, .08); border: 1px solid rgba(94, 234, 212, .35); }
.st { font-weight: 800; padding: 1px 8px; border-radius: 999px; font-size: .8rem; }
.st.AP { background: var(--rainbow); color: #111; } .st.FC { background: var(--fc-deep); color: #fff; }
.st.CLEAR, .st.CLEAR_OR_FAIL { background: #0e4f6e; color: #fff; } .st.NONE { background: #3a4253; color: #fff; }

/* chart detail dialog */
dialog { width: min(640px, calc(100vw - 24px)); max-height: calc(100vh - 32px); padding: 20px; color: var(--fg);
  background: linear-gradient(180deg, #0e1730, #0a1022); border: 1px solid var(--line); border-radius: 20px; box-shadow: 0 30px 80px rgba(0, 0, 0, .6); }
dialog::backdrop { background: rgba(2, 4, 10, .72); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.dlg-head { display: flex; gap: 16px; align-items: center; }
.dlg-head h2 { margin: 0; font-size: 1.3rem; }
.dlg-actions { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 4px; }
.plays { display: grid; gap: 8px; }
.play { border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; background: rgba(255, 255, 255, .04); }
.play .when { color: var(--muted); font-size: .85rem; }
.play .acc { float: right; font-weight: 800; color: var(--mint); font-variant-numeric: tabular-nums; }
.jgrid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; margin-top: 6px; font-variant-numeric: tabular-nums; }
.jgrid div { text-align: center; border-radius: 8px; padding: 4px 2px; background: rgba(5, 10, 22, .6); }
.jgrid b { display: block; font-size: .66rem; letter-spacing: .06em; }
.jgrid .perfect b { color: #ffd479; } .jgrid .great b { color: #ff8bd0; } .jgrid .good b { color: #6ee7b7; }
.jgrid .bad b { color: #7dd3fc; } .jgrid .miss b { color: #cbd5e1; }
footer { padding-bottom: 30px; }

/* phones: bottom tab bar like a native app, 2-column cards */
@media (max-width: 720px) {
  header.top { grid-template-columns: 1fr; padding-left: 16px; padding-right: 16px; }
  main, footer { padding-left: 12px; padding-right: 12px; }
  h1 { font-size: 1.6rem; }
  .cta#btn-photo-top { width: 100%; justify-content: center; }
  .tabs { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; justify-content: space-around; flex-wrap: nowrap; gap: 0;
    padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); background: rgba(6, 9, 20, .92); border-top: 1px solid var(--line);
    -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px); }
  .tabs button { flex: 1; min-width: 0; display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 4px 2px; font-size: .7rem; border-radius: 10px; }
  .tabs button .ic { margin: 0; font-size: 1.05rem; }
  body { padding-bottom: calc(76px + env(safe-area-inset-bottom)); }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .level-head { padding: 12px 14px; gap: 10px; } .level-body { padding: 4px 12px 14px; }
  .level-head .lv { font-size: 1.25rem; min-width: 3.4em; } .pill { font-size: .76rem; padding: 3px 9px; }
  .panel { padding: 14px; }
  .search input { width: 100%; } .search { flex: 1; margin-right: 0; }
  .panel > label, .panel .row > label:not(.search) { display: flex; width: 100%; margin-right: 0; }
  .panel > label input, .panel .row > label input:not([type=checkbox]), .panel .row > label select { flex: 1; }
  .modes ~ .row > label { width: auto; }
  .judges { grid-template-columns: 1fr 1fr; }
}