/* ── fonts (self-hosted, variable) ─────────────────────────────────────── */
@font-face {
  font-family: "Geist";
  src: url("/fonts/geist.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Geist Mono";
  src: url("/fonts/geist-mono.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Bricolage Grotesque";
  src: url("/fonts/bricolage.woff2") format("woff2");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

/* ── design tokens — "warm paper" ──────────────────────────────────────── */
:root {
  --paper: #f3efe6;
  --surface: #fcfaf5;
  --surface-2: #ece6da;
  --ink: #211e19;
  --ink-soft: #6c6456;
  --line: #e1dacb;
  --line-strong: #d4ccb9;

  --accent: #bd5536;          /* clay / terracotta — the single accent */
  --accent-strong: #a8472b;
  --accent-ink: #fdf7f2;
  --gold: #b98a36;            /* warm, for the #1 spot */

  --shadow-color: 38 28 16;   /* warm brown, used as rgb(var(--shadow-color) / a) */
  --shadow-sm: 0 1px 2px rgb(var(--shadow-color) / 0.07), 0 1px 1px rgb(var(--shadow-color) / 0.04);
  --shadow-md: 0 10px 30px rgb(var(--shadow-color) / 0.08), 0 2px 6px rgb(var(--shadow-color) / 0.05);
  --shadow-lg: 0 28px 60px rgb(var(--shadow-color) / 0.16);

  --r-lg: 20px;
  --r-md: 13px;
  --r-sm: 9px;
  --maxw: 920px;

  --font-sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Bricolage Grotesque", "Geist", Georgia, serif;
  --font-mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

:root[data-theme="dark"] {
  --paper: #18150f;
  --surface: #211d16;
  --surface-2: #2a251c;
  --ink: #efe9dc;
  --ink-soft: #a89d88;
  --line: #322c22;
  --line-strong: #3d362a;

  --accent: #e1764f;
  --accent-strong: #ec8259;
  --accent-ink: #1a120d;
  --gold: #d4a14a;

  --shadow-color: 0 0 0;
  --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.4);
  --shadow-md: 0 12px 32px rgb(0 0 0 / 0.45);
  --shadow-lg: 0 30px 70px rgb(0 0 0 / 0.6);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --paper: #18150f;
    --surface: #211d16;
    --surface-2: #2a251c;
    --ink: #efe9dc;
    --ink-soft: #a89d88;
    --line: #322c22;
    --line-strong: #3d362a;
    --accent: #e1764f;
    --accent-strong: #ec8259;
    --accent-ink: #1a120d;
    --gold: #d4a14a;
    --shadow-color: 0 0 0;
    --shadow-sm: 0 1px 2px rgb(0 0 0 / 0.4);
    --shadow-md: 0 12px 32px rgb(0 0 0 / 0.45);
    --shadow-lg: 0 30px 70px rgb(0 0 0 / 0.6);
  }
}

/* ── base ──────────────────────────────────────────────────────────────── */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--ink);
  background:
    radial-gradient(900px 520px at 8% -10%, color-mix(in srgb, var(--accent) 8%, transparent), transparent 60%),
    radial-gradient(800px 500px at 100% 0%, color-mix(in srgb, var(--gold) 9%, transparent), transparent 55%),
    var(--paper);
  background-attachment: fixed;
  line-height: 1.6;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* subtle grain — breaks the digital flatness */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
:root[data-theme="dark"] body::before { opacity: 0.06; }

.site-header, .container, .site-footer { position: relative; z-index: 1; }

h1, h2, h3 { font-family: var(--font-display); letter-spacing: -0.02em; margin: 0 0 0.45em; line-height: 1.1; }
h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); font-weight: 700; }
h2 { font-size: 1.3rem; font-weight: 600; letter-spacing: -0.015em; }
h3 { font-size: 1.05rem; font-weight: 600; }
p { margin: 0 0 1rem; max-width: 62ch; text-wrap: pretty; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }

.muted { color: var(--ink-soft); font-weight: 400; }

/* tabular figures for all data */
.counter, .result-score, .stat-num, .admin-idea-score, .admin-idea-stat, .result-meta {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ── header / footer ───────────────────────────────────────────────────── */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px clamp(16px, 4vw, 40px);
  max-width: 1120px;
  margin: 0 auto;
  width: 100%;
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-weight: 600; font-size: 1.06rem; letter-spacing: -0.02em; }
.brand:hover { text-decoration: none; }
.brand-name { font-family: var(--font-display); }
.brand-mark { display: block; color: var(--ink); }

.theme-toggle {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 10px;
  width: 38px; height: 38px;
  cursor: pointer;
  color: var(--ink-soft);
  box-shadow: var(--shadow-sm);
  display: grid; place-items: center;
  transition: color 0.18s, border-color 0.18s, transform 0.08s;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--line-strong); }
.theme-toggle:active { transform: scale(0.94); }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 24px clamp(16px, 4vw, 24px) 72px;
  flex: 1;
}
.site-footer { text-align: center; color: var(--ink-soft); font-size: 0.85rem; padding: 28px 16px 36px; }

/* ── hero ──────────────────────────────────────────────────────────────── */
.hero { padding: 36px 0 44px; }
.hero h1 { font-size: clamp(2.3rem, 6.5vw, 3.6rem); font-weight: 700; text-wrap: balance; max-width: 13ch; margin-bottom: 0.5em; }
.hero em {
  font-style: normal;
  color: var(--ink);
  background-image: linear-gradient(transparent 58%, color-mix(in srgb, var(--accent) 32%, transparent) 0);
  padding: 0 0.04em;
}
.lead { color: var(--ink-soft); font-size: 1.1rem; max-width: 56ch; }
.lead strong { color: var(--ink); font-weight: 500; }

/* ── cards ─────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(20px, 4vw, 32px);
  box-shadow: var(--shadow-md);
  margin-bottom: 22px;
}

/* ── forms ─────────────────────────────────────────────────────────────── */
.form { display: flex; flex-direction: column; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field-label { font-weight: 500; font-size: 0.92rem; }
input[type="text"], input:not([type]), textarea, .select-input {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 12px 14px;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
textarea { resize: vertical; line-height: 1.5; }
input::placeholder, textarea::placeholder { color: color-mix(in srgb, var(--ink-soft) 75%, transparent); }
input:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent);
}
.select-input {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%236c6456' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 12px;
  padding-right: 38px;
}
.field-help { color: var(--ink-soft); font-size: 0.85rem; }

.toggles { border: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; }
.toggle { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: 0.95rem; }
.toggle input { width: 18px; height: 18px; accent-color: var(--accent); cursor: pointer; }

/* ── buttons ───────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font: inherit;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  padding: 11px 18px;
  border-radius: var(--r-md);
  transition: transform 0.08s, box-shadow 0.18s, border-color 0.18s, background 0.18s, color 0.18s;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); border-color: var(--accent); color: var(--accent); }
.btn:active { transform: translateY(0) scale(0.99); }
.btn:focus-visible { outline: none; box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 25%, transparent); }

.btn-primary {
  background: var(--accent);
  border-color: transparent;
  color: var(--accent-ink);
  box-shadow: 0 8px 20px color-mix(in srgb, var(--accent) 28%, transparent),
              inset 0 1px 0 color-mix(in srgb, #ffffff 22%, transparent);
}
.btn-primary:hover { background: var(--accent-strong); border-color: transparent; color: var(--accent-ink); transform: translateY(-1px); }

.btn-ghost { background: transparent; box-shadow: none; border-color: transparent; color: var(--ink-soft); }
.btn-ghost:hover { color: var(--accent); background: color-mix(in srgb, var(--accent) 8%, transparent); border-color: transparent; }
.btn-sm { padding: 6px 12px; font-size: 0.85rem; }
.btn-danger { color: var(--accent-strong); border-color: var(--line); }
.btn-danger:hover { background: color-mix(in srgb, var(--accent) 12%, transparent); border-color: var(--accent); color: var(--accent-strong); }
.btn-disabled,
.btn-disabled:hover {
  cursor: default;
  color: var(--ink-soft);
  background: var(--surface-2);
  border-color: var(--line);
  box-shadow: none;
  transform: none;
}
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 20px; }

/* ── how it works — editorial numbered list (not 3 generic cards) ──────── */
.how { margin-top: 44px; }
.how > h2 { margin-bottom: 6px; }
.how-list { list-style: none; margin: 14px 0 0; padding: 0; }
.how-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(16px, 4vw, 36px);
  align-items: baseline;
  padding: 26px 4px;
  border-top: 1px solid var(--line);
}
.how-step:last-child { border-bottom: 1px solid var(--line); }
.how-index {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 3.2rem);
  font-weight: 600;
  line-height: 0.9;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.how-body h3 { margin-bottom: 6px; }
.how-body p { margin: 0; color: var(--ink-soft); }

/* ── created / links ───────────────────────────────────────────────────── */
.success-badge {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--accent);
  font-weight: 500; font-size: 0.85rem; letter-spacing: 0.02em;
  margin-bottom: 14px;
}
.link-row { display: flex; flex-direction: column; gap: 9px; padding: 18px 0; border-top: 1px solid var(--line); }
.link-meta { display: flex; flex-direction: column; }
.link-label { font-weight: 600; font-family: var(--font-display); }
.link-copy { display: flex; gap: 8px; }
.link-input { flex: 1; font-family: var(--font-mono); font-size: 0.82rem; background: var(--surface-2); }
.btn-copy { white-space: nowrap; }

.banner { border-radius: var(--r-md); padding: 12px 16px; margin-bottom: 18px; font-weight: 500; }
.banner-error {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  color: var(--accent-strong);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
}

/* ── vote arena ────────────────────────────────────────────────────────── */
.vote-head { margin-bottom: 30px; }
.vote-head h1 { text-wrap: balance; }
.vote-sub { color: var(--ink-soft); }
.counter { color: var(--accent); font-weight: 500; font-size: 0.9rem; margin-left: 8px; }

.arena {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
  gap: 14px;
  margin-bottom: 20px;
}
.choice {
  position: relative;
  font: inherit;
  text-align: center;
  color: var(--ink);
  background: var(--surface);
  border: 1.5px solid var(--line);
  border-radius: var(--r-lg);
  padding: clamp(30px, 5vw, 58px) clamp(18px, 3vw, 28px);
  min-height: 190px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  transition: transform 0.18s cubic-bezier(.34, 1.56, .5, 1), box-shadow 0.18s, border-color 0.18s, opacity 0.18s;
  overflow: hidden;
}
.choice::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(120% 80% at 50% 0%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 70%);
  opacity: 0; transition: opacity 0.18s;
}
.choice:hover { transform: translateY(-5px); border-color: var(--accent); box-shadow: var(--shadow-lg); }
.choice:hover::before { opacity: 1; }
.choice:focus-visible { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 22%, transparent); }
.choice-text { font-family: var(--font-display); font-size: clamp(1.15rem, 2.6vw, 1.6rem); font-weight: 600; letter-spacing: -0.01em; position: relative; }
.kbd-hint {
  position: absolute; bottom: 13px;
  font-size: 0.7rem; color: var(--ink-soft);
  border: 1px solid var(--line); border-radius: 6px; padding: 1px 7px;
  font-family: var(--font-mono);
  opacity: 0; transition: opacity 0.18s;
}
.choice:hover .kbd-hint { opacity: 1; }

.vs {
  align-self: center;
  font-family: var(--font-display);
  font-weight: 600; font-style: italic;
  color: var(--ink-soft);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 44px; height: 44px;
  display: grid; place-items: center;
  box-shadow: var(--shadow-sm);
  font-size: 0.85rem;
}

.choice.chosen {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 32%, transparent), var(--shadow-lg);
  transform: scale(1.03);
}
.choice.rejected { opacity: 0.32; transform: scale(0.96); }
.arena { transition: opacity 0.18s; }
.arena.swapping { opacity: 0; }

.vote-tools { display: flex; justify-content: flex-start; gap: 6px; margin-bottom: 34px; }

/* ── add idea ──────────────────────────────────────────────────────────── */
.add-idea h2 { font-size: 1.12rem; }
.idea-form { display: flex; gap: 10px; }
.idea-form input { flex: 1; }
.idea-note { color: var(--ink-soft); font-size: 0.85rem; margin: 11px 0 0; }

/* ── toast ─────────────────────────────────────────────────────────────── */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(18px);
  background: var(--ink); color: var(--paper);
  padding: 11px 20px; border-radius: 999px; font-weight: 500; font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  opacity: 0; pointer-events: none; transition: opacity 0.22s, transform 0.22s;
  z-index: 50;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── results ───────────────────────────────────────────────────────────── */
.results-head { margin-bottom: 26px; }
.results-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.result-row {
  display: flex; align-items: center; gap: 18px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 17px 20px; box-shadow: var(--shadow-sm);
}
.result-rank { font-family: var(--font-display); font-size: 1.35rem; font-weight: 600; min-width: 34px; text-align: center; color: var(--ink-soft); font-variant-numeric: tabular-nums; }
.result-main { flex: 1; min-width: 0; }
.result-text { font-weight: 500; margin-bottom: 9px; }
.result-bar { height: 7px; background: var(--surface-2); border-radius: 999px; overflow: hidden; margin-bottom: 7px; }
.result-bar span { display: block; height: 100%; border-radius: 999px; background: var(--accent); transition: width 0.7s cubic-bezier(.2,.8,.2,1); }
.result-meta { display: flex; align-items: baseline; gap: 10px; font-size: 0.82rem; }
.result-score { font-weight: 600; font-size: 1rem; color: var(--ink); }
.result-row:first-child { border-color: color-mix(in srgb, var(--gold) 55%, var(--line)); box-shadow: 0 0 0 1px color-mix(in srgb, var(--gold) 25%, transparent), var(--shadow-sm); }
.result-row:first-child .result-bar span { background: var(--gold); }

/* ── admin ─────────────────────────────────────────────────────────────── */
.admin-head { margin-bottom: 24px; }
.admin-head h1 { letter-spacing: -0.025em; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 12px; margin: 18px 0; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-md); padding: 17px; box-shadow: var(--shadow-sm); }
.stat-num { font-size: 1.8rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1; }
.stat-label { color: var(--ink-soft); font-size: 0.8rem; margin-top: 5px; }

.admin-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.admin-idea {
  display: flex; align-items: center; gap: 12px;
  background: var(--surface-2); border: 1px solid var(--line);
  border-radius: var(--r-sm); padding: 11px 14px;
}
.admin-idea.pending { border-color: color-mix(in srgb, var(--gold) 50%, var(--line)); background: color-mix(in srgb, var(--gold) 7%, var(--surface-2)); }
.admin-idea-score { font-weight: 600; min-width: 30px; color: var(--accent); }
.admin-idea-text { flex: 1; min-width: 0; }
.admin-idea-stat { white-space: nowrap; font-size: 0.85rem; color: var(--ink-soft); }
.admin-idea-actions { display: flex; gap: 6px; }
.admin-idea-actions form { margin: 0; }
.admin-empty { padding: 8px 4px; }
.admin-access-list { list-style: none; margin: 16px 0 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.admin-access-row {
  display: flex; flex-direction: column; gap: 9px;
  background: var(--surface-2); border: 1px solid var(--line);
  border-radius: var(--r-sm); padding: 14px;
}
.admin-access-row form { margin: 0; }
.admin-access-actions { display: flex; flex-direction: column; gap: 12px; margin-top: 16px; }
.admin-status-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0; }

/* ── misc ──────────────────────────────────────────────────────────────── */
.empty-state { text-align: center; }
.empty-state .btn { margin-top: 12px; }
.notfound { text-align: center; padding: 40px 0; }
.notfound .big { font-family: var(--font-display); font-size: clamp(4rem, 18vw, 8rem); font-weight: 700; line-height: 1; color: var(--accent); }

/* ── motion: staggered entry ───────────────────────────────────────────── */
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.card, .how-step, .result-row, .stat, .arena, .vote-head, .hero, .results-head, .admin-head {
  animation: rise 0.5s cubic-bezier(.2, .7, .2, 1) backwards;
}
.how-step:nth-child(2) { animation-delay: 0.06s; }
.how-step:nth-child(3) { animation-delay: 0.12s; }
.result-row:nth-child(2) { animation-delay: 0.04s; }
.result-row:nth-child(3) { animation-delay: 0.08s; }
.result-row:nth-child(4) { animation-delay: 0.12s; }
.result-row:nth-child(n+5) { animation-delay: 0.16s; }
.stat:nth-child(2) { animation-delay: 0.05s; }
.stat:nth-child(3) { animation-delay: 0.1s; }
.stat:nth-child(4) { animation-delay: 0.15s; }

/* ── header tools: language switcher ───────────────────────────────────── */
.header-tools { display: flex; align-items: center; gap: 10px; }
.lang-select {
  font: inherit;
  font-size: 0.9rem;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 30px 8px 12px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%236c6456' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 9px center;
  background-size: 12px;
}
.lang-select:hover { border-color: var(--line-strong); }
.lang-select:focus-visible { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }

/* ── mode segmented control ────────────────────────────────────────────── */
.seg { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.seg-opt { cursor: pointer; }
.seg-opt input { position: absolute; opacity: 0; pointer-events: none; }
.seg-card {
  display: flex; flex-direction: column; gap: 2px;
  border: 1.5px solid var(--line);
  background: var(--surface-2);
  border-radius: var(--r-md);
  padding: 12px 14px;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
}
.seg-opt:hover .seg-card { border-color: var(--line-strong); }
.seg-opt input:checked + .seg-card {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 9%, var(--surface));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent);
}
.seg-opt input:focus-visible + .seg-card { box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 30%, transparent); }
.seg-label { font-weight: 600; font-family: var(--font-display); }
.seg-desc { font-size: 0.82rem; color: var(--ink-soft); }

/* ── file inputs ───────────────────────────────────────────────────────── */
.file-input {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: var(--surface-2);
  border: 1px dashed var(--line-strong);
  border-radius: var(--r-md);
  padding: 14px;
  cursor: pointer;
}
.file-input::file-selector-button {
  font: inherit; font-weight: 500;
  margin-right: 12px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  padding: 7px 14px;
  border-radius: var(--r-sm);
  cursor: pointer;
}
.file-input::file-selector-button:hover { border-color: var(--accent); color: var(--accent); }

.file-upload { width: 100%; min-width: 0; }
.idea-form .file-upload { flex: 1 1 260px; }
.file-dropzone {
  position: relative;
  display: grid;
  gap: 3px;
  place-items: center;
  min-height: 78px;
  width: 100%;
  color: var(--ink);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent 42%),
    var(--surface-2);
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--r-md);
  padding: 16px;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s, transform 0.08s;
}
.file-dropzone:hover,
.file-dropzone.is-dragover {
  border-color: var(--accent);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 14%, transparent), transparent 48%),
    var(--surface);
}
.file-dropzone.is-dragover {
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 17%, transparent);
  transform: translateY(-1px);
}
.file-dropzone:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}
.file-dropzone .file-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  border: 0;
  padding: 0;
  cursor: pointer;
}
.file-dropzone .file-input::file-selector-button { cursor: pointer; }
.file-dropzone-prompt { font-weight: 600; font-family: var(--font-display); line-height: 1.2; }
.file-dropzone-hint { color: var(--ink-soft); font-size: 0.82rem; line-height: 1.3; text-align: center; }
.file-preview-list {
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.file-preview-list:empty { display: none; }
.file-preview-item {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-height: 54px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 6px 8px 6px 6px;
  box-shadow: var(--shadow-sm);
}
.file-preview-thumb {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
}
.file-preview-thumb img,
.file-preview-thumb video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.file-preview-thumb--audio {
  background: color-mix(in srgb, var(--accent) 10%, var(--surface-2));
}
.file-preview-meta { min-width: 0; display: flex; flex-direction: column; gap: 1px; line-height: 1.25; }
.file-preview-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
  font-size: 0.9rem;
}
.file-preview-size { color: var(--ink-soft); font-family: var(--font-mono); font-size: 0.76rem; }
.file-preview-remove {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  border-radius: var(--r-sm);
  padding: 6px 9px;
  font: inherit;
  font-size: 0.8rem;
  cursor: pointer;
  white-space: nowrap;
}
.file-preview-remove:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

/* ── media choice cards ────────────────────────────────────────────────── */
.choice--image { padding: 0; min-height: 0; }
.choice--image .choice-media { width: 100%; height: clamp(180px, 30vw, 300px); object-fit: cover; display: block; }
.choice--image .choice-cap { padding: 12px 16px; font-weight: 500; }
.choice--image .kbd-hint { background: color-mix(in srgb, var(--surface) 80%, transparent); }
.choice-zoom {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  border: 1px solid color-mix(in srgb, var(--line-strong) 70%, transparent);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  color: var(--ink);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  border-radius: 999px;
  padding: 7px 10px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.choice-zoom:hover { border-color: var(--accent); color: var(--accent); }

.choice--media {
  align-items: stretch; justify-content: flex-start;
  gap: 12px; min-height: 0;
  padding: clamp(14px, 3vw, 20px);
  cursor: default;
}
.choice--media .choice-media { width: 100%; }
.choice--media audio.choice-media { margin: 6px 0; }
.choice--media video.choice-media,
.choice--media iframe.choice-media { aspect-ratio: 16 / 9; border: 0; border-radius: var(--r-md); background: #000; display: block; }
.choice-youtube-load {
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--surface-2);
  color: var(--ink);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.choice-youtube-load:hover { border-color: var(--accent); color: var(--accent); }
.choice-cap { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; text-align: center; }
.choice-pick {
  font: inherit; font-weight: 600; cursor: pointer;
  margin-top: auto;
  background: var(--accent); color: var(--accent-ink);
  border: 1px solid transparent; border-radius: var(--r-md);
  padding: 11px 18px;
  box-shadow: 0 6px 16px color-mix(in srgb, var(--accent) 26%, transparent), inset 0 1px 0 color-mix(in srgb, #fff 22%, transparent);
  transition: transform 0.08s, background 0.15s;
}
.choice-pick:hover { background: var(--accent-strong); transform: translateY(-1px); }
.choice-pick:active { transform: translateY(0) scale(0.99); }

/* ── image lightbox ────────────────────────────────────────────────────── */
.lightbox-open { overflow: hidden; }
.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: clamp(14px, 4vw, 34px);
  background: rgb(0 0 0 / 0.72);
}
.image-lightbox-panel {
  position: relative;
  width: min(100%, 1040px);
  max-height: min(92dvh, 900px);
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.image-lightbox-img {
  width: 100%;
  height: 100%;
  max-height: calc(92dvh - 94px);
  object-fit: contain;
  background: #111;
  display: block;
}
.image-lightbox-close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 38px;
  height: 38px;
  border: 1px solid color-mix(in srgb, #fff 45%, transparent);
  border-radius: 999px;
  background: rgb(0 0 0 / 0.58);
  color: #fff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.image-lightbox-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px;
  border-top: 1px solid var(--line);
}
.image-lightbox-caption {
  min-width: 0;
  font-weight: 600;
  overflow-wrap: anywhere;
}
.image-lightbox-pick { white-space: nowrap; }

/* ── loading skeleton ──────────────────────────────────────────────────── */
.arena-loading {
  min-height: 190px;
  border-radius: var(--r-lg);
  background: linear-gradient(100deg, var(--surface-2) 30%, color-mix(in srgb, var(--surface) 70%, var(--surface-2)) 50%, var(--surface-2) 70%);
  background-size: 200% 100%;
  animation: shimmer 1.3s ease-in-out infinite;
}
@keyframes shimmer { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* ── media thumbnails (results / admin) ────────────────────────────────── */
.thumb {
  width: 52px; height: 52px; flex: none;
  border-radius: var(--r-sm);
  object-fit: cover;
  background: var(--surface-2);
  border: 1px solid var(--line);
}
.thumb--ic { display: grid; place-items: center; font-size: 1.3rem; color: var(--accent); }
.admin-idea .thumb { width: 40px; height: 40px; }

/* ── method page ───────────────────────────────────────────────────────── */
.method-head { margin-bottom: 26px; }
.method-list { list-style: none; margin: 18px 0 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.method-list--plain { list-style: disc; display: block; padding-left: 1.25rem; color: var(--ink-soft); }
.method-list--plain li { margin: 0 0 8px; }
.method-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--line);
  padding: 17px 0 0;
}
.method-row p { margin: 0; color: var(--ink-soft); }
.method-tag {
  flex: none;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, var(--line));
  border-radius: 999px;
  padding: 3px 9px;
}

@media (max-width: 560px) {
  .arena { grid-template-columns: 1fr; }
  .vs { justify-self: center; margin: -5px 0; }
  .idea-form { flex-direction: column; }
  .link-copy { flex-direction: column; }
  .admin-access-row .link-copy { align-items: stretch; }
  .method-row { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}