:root {
  --bg: #050506;
  --bg-lift: #0b0b0e;
  --panel: #111116;
  --panel-2: #18181e;
  --panel-3: #202027;
  --border: rgba(255, 255, 255, 0.13);
  --border-soft: rgba(255, 255, 255, 0.07);
  --text: #f5f3f7;
  --muted: #9d98a3;
  --faint: #66616c;
  --pink: #ff66ab;
  --pink-bright: #ff8bc4;
  --pink-dim: rgba(255, 102, 171, 0.14);
  --green: #8be28f;
  --red: #ff7777;
  --track: #2e2d35;
  --font: "Nunito", "Avenir Next", "Trebuchet MS", sans-serif;
  --content: 1120px;
  --header-h: 63px;
}

* {
  box-sizing: border-box;
  font-family: inherit;
}

html {
  min-width: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-width: 0;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  overflow-x: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    var(--bg);
  background-size: 24px 24px;
  color: var(--text);
  font: 15px/1.45 var(--font);
  -webkit-font-smoothing: antialiased;
  padding-left: env(safe-area-inset-left);
  padding-right: env(safe-area-inset-right);
}

button,
input,
select,
textarea,
output {
  font: inherit !important;
  color: inherit;
}

button,
label,
input[type="range"] {
  touch-action: manipulation;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
}

input,
select {
  border-radius: 0;
}

input[type="checkbox"] {
  accent-color: var(--pink);
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
a:focus-visible,
video:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--pink);
  outline-offset: 3px;
}

[hidden] { display: none !important; }

a { color: var(--pink); text-decoration: none; }
a:hover { color: var(--pink-bright); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-h);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  padding: calc(13px + env(safe-area-inset-top)) clamp(16px, 4vw, 42px) 13px;
  background: rgba(5, 5, 6, 0.91);
  border-bottom: 1px solid var(--border-soft);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.brand {
  justify-self: start;
  color: var(--text);
  font: 900 22px/1 var(--font);
  letter-spacing: -0.7px;
  white-space: nowrap;
}
.brand span { color: var(--pink); }
.brand:hover { color: var(--text); }
.brand:hover span { color: var(--pink-bright); }

.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(5px, 1.6vw, 24px);
}

.nav-link {
  position: relative;
  min-height: 36px;
  padding: 0 5px;
  color: var(--muted);
  font: 800 14px/1 var(--font) !important;
  letter-spacing: 0.1px;
  transition: color 0.15s ease, transform 0.15s ease;
}
.nav-link:hover { color: var(--text); transform: translateY(-1px); }
.nav-link.active { color: var(--pink); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 4px;
  right: 4px;
  bottom: 0;
  height: 3px;
  background: var(--pink);
}

.version-stamp {
  justify-self: end;
  border: 1px solid var(--border);
  padding: 5px 10px;
  color: var(--faint);
  font: 900 10px/1 var(--font);
  letter-spacing: 0.8px;
  text-transform: uppercase;
}

main {
  width: min(var(--content), calc(100% - 32px));
  margin-inline: auto;
  min-width: 0;
}

body[data-view="daily"] main,
body[data-view="infinite"] main {
  width: min(2400px, calc(100% - 32px));
}

.view {
  padding: clamp(18px, 3vh, 34px) 0 30px;
  animation: view-in 0.18s ease-out;
}
@keyframes view-in {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: none; }
}

.page-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin: 0 0 28px;
}
.page-heading > div:first-child { max-width: 680px; }
.page-heading:not(.gallery-heading) {
  display: block;
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
}

.kicker {
  margin: 0 0 9px;
  color: var(--pink);
  font: 900 11px/1 var(--font);
  letter-spacing: 2px;
  text-transform: uppercase;
}

h1,
h2,
p { overflow-wrap: anywhere; }

h1 {
  margin: 0;
  font: 900 clamp(31px, 5vw, 48px)/0.98 var(--font);
  letter-spacing: -1.8px;
}

.page-heading > p:last-child,
.page-heading > div > p:last-child {
  max-width: 620px;
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 14px;
}
.page-heading:not(.gallery-heading) > p:last-child { margin-inline: auto; }

.primary-button,
.secondary-button,
.filter-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  font: 900 14px/1 var(--font) !important;
  letter-spacing: 0.15px;
  transition: transform 0.12s ease, color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.primary-button {
  width: 100%;
  background: var(--pink);
  color: #1b0711;
  border: 1px solid var(--pink);
  box-shadow: 4px 4px 0 rgba(255, 102, 171, 0.18);
}
.primary-button:hover:not(:disabled) { background: var(--pink-bright); border-color: var(--pink-bright); transform: translate(-1px, -1px); }
.primary-button:active:not(:disabled) { transform: translate(2px, 2px); box-shadow: 1px 1px 0 rgba(255, 102, 171, 0.18); }
.primary-button:disabled { opacity: 0.42; cursor: not-allowed; box-shadow: none; }

.secondary-button {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
}
.secondary-button:hover:not(:disabled) { border-color: var(--pink); color: var(--pink); transform: translateY(-1px); }
.secondary-button:disabled { opacity: 0.4; cursor: not-allowed; }

.narrow { width: auto; min-width: 220px; }

.challenge-root { min-height: calc(100dvh - var(--header-h) - 36px); }

.challenge-shell {
  --video-w: min(1500px, calc(100vw - 430px), calc((100dvh - 350px) * 16 / 9));
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.challenge-topline {
  width: var(--video-w);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  margin: 0 0 10px;
  color: var(--muted);
  font: 900 11px/1 var(--font);
  letter-spacing: 1.1px;
  text-transform: uppercase;
}
.challenge-topline > span:first-child { color: var(--pink); }

.challenge-stage {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(120px, 190px) auto minmax(120px, 190px);
  justify-content: center;
  align-items: center;
  gap: clamp(12px, 1.5vw, 24px);
}

.stage-left {
  align-self: center;
  min-width: 0;
}

.video-wrap {
  position: relative;
  width: var(--video-w);
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #000;
  border: 1px solid var(--border);
  box-shadow: 0 0 0 1px #000, 7px 7px 0 var(--pink-dim);
}
.challenge-video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
}

.video-toggle,
.video-play {
  position: absolute;
  bottom: 10px;
  min-width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.42);
  color: #fff;
  font: 900 10px/1 var(--font) !important;
  text-transform: uppercase;
}
.video-toggle { right: 10px; }
.video-play { left: 10px; padding: 0 11px; }
.video-toggle svg { width: 19px; height: 19px; }
.video-toggle:hover,
.video-toggle.on,
.video-play:hover { border-color: var(--pink); color: var(--pink); }

.stage-info {
  min-width: 0;
  display: grid;
  gap: 8px;
  align-self: center;
}
.stage-info strong {
  font: 800 14px/1.3 var(--font);
}
.stage-info span {
  color: var(--muted);
  font: 700 12px/1.35 var(--font);
}

.guess-zone {
  width: var(--video-w);
  margin-top: clamp(14px, 2vh, 22px);
}
.guess-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 18px;
  align-items: end;
}

.rank-control {
  min-width: 0;
}

.guess-readout {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 10px;
}
.guess-readout span {
  color: var(--muted);
  font: 900 11px/1 var(--font);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.live-rank {
  color: var(--pink);
  font: 900 clamp(38px, 5vw, 68px)/0.9 var(--font);
  letter-spacing: -2.5px;
  font-variant-numeric: tabular-nums;
  transition: transform 0.14s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.live-rank.sliding { transform: scale(1.045); }

.rank-slider-shell {
  position: relative;
  height: 34px;
  display: flex;
  align-items: center;
}
.rank-slider-fill {
  position: absolute;
  left: 0;
  top: 50%;
  height: 15px;
  transform: translateY(-50%);
  background: var(--pink);
  pointer-events: none;
}
.rank-slider {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 34px;
  margin: 0;
  padding: 0;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  cursor: ew-resize;
}
.rank-slider::-webkit-slider-runnable-track { height: 15px; background: var(--track); }
.rank-slider::-webkit-slider-thumb {
  width: 14px;
  height: 31px;
  margin-top: -8px;
  border: 2px solid #fff;
  background: var(--pink);
  appearance: none;
  -webkit-appearance: none;
}
.rank-slider::-moz-range-track { height: 15px; background: var(--track); }
.rank-slider::-moz-range-progress { height: 15px; background: transparent; }
.rank-slider::-moz-range-thumb { width: 14px; height: 31px; border: 2px solid #fff; border-radius: 0; background: var(--pink); }

.slider-scale {
  position: relative;
  height: 30px;
  margin-top: 4px;
}
.slider-tick {
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  min-width: 0;
  padding: 5px 3px;
  color: var(--faint);
  font: 800 10px/1 var(--font) !important;
  white-space: nowrap;
}
.slider-tick::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 50%;
  width: 1px;
  height: 5px;
  background: var(--faint);
}
.slider-tick:first-child { transform: none; }
.slider-tick:last-child { transform: translateX(-100%); }
.slider-tick:hover { color: var(--pink); }

.rank-number-label {
  display: grid;
  grid-template-columns: auto minmax(140px, 220px);
  align-items: center;
  justify-content: end;
  gap: 10px;
  margin-top: 2px;
  color: var(--muted);
  font: 800 11px/1 var(--font);
  letter-spacing: 0.7px;
  text-transform: uppercase;
}
.rank-number-shell {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  min-height: 42px;
  border: 1px solid var(--border);
  background: var(--panel);
}
.rank-number-shell b {
  padding-left: 12px;
  color: var(--pink);
  font: 900 17px/1 var(--font);
}
.rank-number-input {
  min-width: 0;
  width: 100%;
  height: 40px;
  padding: 0 12px 0 4px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font: 900 17px/1 var(--font) !important;
  font-variant-numeric: tabular-nums;
}

.guess-submit { min-height: 54px; margin-bottom: 1px; }
.challenge-error { margin: 10px 0 0; color: var(--red); font-weight: 800; text-align: center; }

.guess-list {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.guess-list li {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 2px 8px;
  align-items: center;
  padding: 9px 10px;
  border: 1px solid var(--border-soft);
  background: var(--panel);
}
.guess-list li > span {
  grid-row: 1 / 3;
  color: var(--faint);
  font: 900 10px/1 var(--font);
}
.guess-list strong {
  font: 900 13px/1.1 var(--font);
  font-variant-numeric: tabular-nums;
}
.guess-list em {
  color: var(--muted);
  font: 700 10px/1.2 var(--font);
  font-style: normal;
}
.guess-list .hit { border-color: rgba(139, 226, 143, 0.5); background: rgba(139, 226, 143, 0.08); }
.guess-list .hit em { color: var(--green); }
.guess-list .very_close,
.guess-list .close { border-color: rgba(255, 102, 171, 0.35); }

.reveal-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.reveal-stats {
  width: 100%;
  display: grid;
  grid-template-columns: minmax(180px, 0.4fr) minmax(0, 1fr);
  gap: 14px;
}
.reveal-answer,
.reveal-community {
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 16px;
}
.reveal-answer {
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.reveal-answer > span {
  color: var(--muted);
  font: 900 10px/1 var(--font);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.reveal-answer > strong {
  margin-top: 8px;
  color: var(--pink);
  font: 900 clamp(32px, 4vw, 52px)/0.95 var(--font);
  letter-spacing: -1.6px;
  font-variant-numeric: tabular-nums;
}
.reveal-answer small { margin-top: 9px; color: var(--muted); font-size: 11px; }
.reveal-panel .next-challenge { width: min(320px, 100%); }

.distribution-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
}
.distribution h3 { margin: 0; font: 900 13px/1 var(--font); }
.distribution-head span { color: var(--muted); font-size: 11px; }
.distribution > p { margin: 10px 0 0; color: var(--muted); }
.histogram {
  height: 82px;
  display: flex;
  align-items: end;
  gap: 3px;
  margin-top: 14px;
  border-bottom: 1px solid var(--border);
}
.histogram i {
  position: relative;
  flex: 1;
  min-width: 2px;
  background: var(--pink);
}
.histogram i span {
  position: absolute;
  left: 50%;
  top: -13px;
  transform: translateX(-50%);
  color: var(--faint);
  font: 800 8px/1 var(--font);
}
.distribution-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 16px;
  margin-top: 11px;
  color: var(--muted);
  font-size: 10px;
}
.distribution-stats b { color: var(--text); }

.daily-progress {
  width: var(--video-w, min(1500px, calc(100vw - 430px)));
  max-width: 100%;
  margin: 0 auto 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.daily-progress > div { display: flex; gap: 8px; }
.daily-progress button {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  color: var(--faint);
  font: 900 11px/1 var(--font) !important;
}
.daily-progress button.current { border-color: var(--pink); color: var(--pink); }
.daily-progress button.done { border-color: var(--pink); background: var(--pink); color: #1b0711; }
.daily-progress button:disabled { opacity: 0.36; cursor: not-allowed; }
.daily-progress > span { color: var(--faint); font: 800 11px/1 var(--font); }

.daily-summary,
.mode-intro,
.generation-card {
  width: min(620px, 100%);
  margin: clamp(36px, 8vh, 110px) auto 0;
  border: 1px solid var(--border);
  background: var(--panel);
  padding: clamp(28px, 5vw, 46px);
  text-align: center;
  box-shadow: 8px 8px 0 var(--pink-dim);
}
.mode-intro h1,
.daily-summary h1 { margin-bottom: 16px; }
.mode-intro > p:not(.kicker),
.generation-card > p { margin: 0 auto 24px; color: var(--muted); max-width: 500px; }
.mode-intro .primary-button,
.mode-intro .secondary-button { margin-top: 4px; }

.share-grid {
  margin: 25px auto;
  font-size: clamp(22px, 5vw, 34px);
  line-height: 1.25;
  letter-spacing: 2px;
}
.summary-table {
  display: grid;
  gap: 7px;
  margin: 0 auto 24px;
  max-width: 410px;
}
.summary-table div {
  display: grid;
  grid-template-columns: 30px 1fr auto;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--border-soft);
  padding: 10px 12px;
  text-align: left;
}
.summary-table span { color: var(--pink); font-weight: 900; }
.summary-table b { font-variant-numeric: tabular-nums; }
.summary-table em { color: var(--muted); font-size: 11px; font-style: normal; }

.busy-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  color: var(--text);
  font-weight: 900;
}
.busy-line i {
  width: 14px;
  height: 14px;
  background: var(--pink);
  animation: blink 0.9s steps(2, end) infinite;
}
@keyframes blink { 50% { opacity: 0.25; } }
.generation-card > strong {
  display: block;
  margin: 22px 0 10px;
  color: var(--pink);
  font: 900 48px/1 var(--font);
  font-variant-numeric: tabular-nums;
}

.empty-state {
  width: min(560px, 100%);
  margin: 8vh auto 0;
  padding: 28px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  text-align: center;
}

.card {
  min-width: 0;
  border: 1px solid var(--border);
  background: var(--panel);
}
.card-label {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--pink);
  font: 900 10px/1 var(--font);
  letter-spacing: 1.6px;
  text-transform: uppercase;
}
.analyze-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: 20px;
  align-items: start;
}
.upload-card,
.process-card,
.rank-result,
.result-details { padding: 24px; }

.dropzone {
  min-height: 230px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 24px;
  border: 2px dashed var(--border);
  background: var(--bg-lift);
  cursor: pointer;
  text-align: center;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.15s ease;
}
.dropzone:hover,
.dropzone.dragging { border-color: var(--pink); background: var(--pink-dim); transform: translateY(-2px); }
.dropzone strong { font: 900 19px/1.2 var(--font); }
.dropzone > span { color: var(--muted); font-size: 13px; }
.file-line {
  display: flex;
  max-width: 100%;
  gap: 10px;
  margin-top: 14px;
  padding: 9px 12px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  font: 700 12px/1.3 var(--font);
}
.file-line b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-line i { flex: 0 0 auto; color: var(--muted); font-style: normal; }
.publish-option { display: flex; align-items: center; gap: 9px; margin: 16px 0; color: var(--muted); font-size: 13px; }
.publish-option input { width: 18px; height: 18px; }

.status-text,
.error-text,
.small-note,
.tiny-note { margin: 14px 0 0; color: var(--muted); font: 700 12px/1.5 var(--font); }
.error-text { color: var(--red); }
.tiny-note { padding-top: 12px; border-top: 1px solid var(--border-soft); }

.steps { margin: 0; padding: 0; list-style: none; }
.steps li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px;
  opacity: 0.46;
  transition: opacity 0.15s ease, background 0.15s ease;
}
.steps li > span { width: 24px; color: var(--faint); font: 900 11px/1.5 var(--font); }
.steps li div { display: grid; gap: 3px; }
.steps strong { font: 800 13px/1.2 var(--font); }
.steps small { color: var(--muted); font-size: 11px; }
.steps li.active,
.steps li.done,
.steps li.failed { opacity: 1; }
.steps li.active { background: var(--pink-dim); }
.steps li.active > span { color: var(--pink); }
.steps li.done > span::after { content: " ✓"; color: var(--green); }
.steps li.failed { color: var(--red); }

.result-block {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  gap: 20px;
  margin-top: 22px;
}
.rank-result { min-height: 380px; display: flex; flex-direction: column; }
.rank-label { margin-top: 24px; color: var(--muted); font: 900 11px/1.2 var(--font); letter-spacing: 0.7px; text-transform: uppercase; }
.rank-number {
  margin-top: 8px;
  color: var(--pink);
  font: 900 clamp(50px, 8vw, 84px)/0.92 var(--font);
  letter-spacing: -3.3px;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}
.rank-secondary { margin: 16px 0 0; color: var(--muted); font-size: 13px; }
.rank-comparison {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.rank-comparison span { color: var(--muted); font: 900 10px/1.2 var(--font); letter-spacing: 0.6px; text-transform: uppercase; }
.rank-comparison strong { font: 900 25px/1 var(--font); font-variant-numeric: tabular-nums; }

.result-details video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 62dvh;
  border: 1px solid var(--border);
  background: #000;
}
.map-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-soft);
}
.map-line div { min-width: 0; display: grid; gap: 4px; }
.map-line strong,
.map-line span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.map-line span { color: var(--muted); font-size: 12px; }
.map-line a { flex: 0 0 auto; font: 800 11px/1 var(--font); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 14px 0;
}
.stats-grid div { padding: 12px; border: 1px solid var(--border-soft); background: var(--panel-2); }
.stats-grid dt { color: var(--muted); font: 900 9px/1 var(--font); letter-spacing: 0.8px; text-transform: uppercase; }
.stats-grid dd { margin: 8px 0 0; font: 900 15px/1 var(--font); }

.gallery-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px;
}
.filter-button,
.gallery-controls select {
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--muted);
  font: 800 12px/1 var(--font) !important;
}
.filter-button:hover,
.filter-button.active { border-color: var(--pink); color: var(--pink); }
.gallery-controls select { cursor: pointer; }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.gallery-grid > .empty-state { grid-column: 1 / -1; }
.gallery-card {
  min-width: 0;
  padding: 12px;
  border: 1px solid var(--border);
  background: var(--panel);
  cursor: pointer;
  transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.gallery-card:hover { border-color: var(--pink); transform: translateY(-3px); box-shadow: 5px 5px 0 var(--pink-dim); }
.gallery-thumb {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--panel-2);
  color: #fff;
}
.gallery-thumb img { display: block; width: 100%; height: 100%; object-fit: cover; }
.gallery-thumb img:not([src]),
.gallery-thumb img[src=""] { display: none; }
.gallery-thumb span {
  position: absolute;
  right: 8px;
  bottom: 8px;
  padding: 5px 9px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(0, 0, 0, 0.72);
  font: 900 9px/1 var(--font);
  letter-spacing: 0.7px;
  text-transform: uppercase;
}
.gallery-copy { padding: 3px 3px 0; }
.gallery-source {
  display: inline-block;
  margin: 10px 0 0 !important;
  padding: 3px 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--pink) !important;
  font: 900 9px/1.3 var(--font) !important;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}
.gallery-card h2 { margin: 11px 0 5px; font: 900 17px/1.1 var(--font); }
.gallery-card p { margin: 0; color: var(--muted); font-size: 12px; }
.gallery-card small { display: block; margin-top: 4px; color: var(--faint); font-size: 11px; }
.gallery-ranks { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.gallery-ranks div { padding: 9px; border: 1px solid var(--border-soft); background: var(--panel-2); }
.gallery-ranks span { display: block; color: var(--muted); font: 900 9px/1 var(--font); letter-spacing: 0.5px; text-transform: uppercase; }
.gallery-ranks strong { display: block; margin-top: 5px; font: 900 14px/1 var(--font); font-variant-numeric: tabular-nums; }
.gallery-error { margin-top: 10px; }
.gallery-error i { display: block; height: 3px; background: var(--pink); }
.gallery-error span { display: block; margin-top: 5px; color: var(--faint); font-size: 10px; }
#loadMoreGallery { display: flex; margin: 26px auto 0; }

.gallery-dialog {
  width: min(980px, calc(100% - 28px));
  max-height: calc(100dvh - 28px);
  padding: 0;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  overflow: auto;
}
.gallery-dialog::backdrop { background: rgba(0, 0, 0, 0.84); backdrop-filter: blur(3px); }
.dialog-close {
  position: sticky;
  top: 10px;
  float: right;
  z-index: 2;
  width: 40px;
  height: 40px;
  margin: 10px 10px -50px 0;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: rgba(0, 0, 0, 0.78);
  color: #fff;
  font: 900 25px/1 var(--font) !important;
}
#galleryDialogBody video { display: block; width: 100%; aspect-ratio: 16 / 9; background: #000; }
.dialog-copy { padding: 24px; }
.dialog-copy h1 { font-size: clamp(30px, 5vw, 48px); }
.dialog-copy > p:not(.kicker) { color: var(--muted); }
.dialog-ranks { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; margin: 20px 0; }
.dialog-ranks div { padding: 12px; border: 1px solid var(--border); background: var(--panel-2); }
.dialog-ranks span { display: block; color: var(--muted); font: 900 9px/1 var(--font); text-transform: uppercase; }
.dialog-ranks strong { display: block; margin-top: 7px; font: 900 20px/1 var(--font); font-variant-numeric: tabular-nums; }

footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  width: min(var(--content), calc(100% - 32px));
  margin: 60px auto 0;
  padding: 20px 0 calc(30px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--border-soft);
  color: var(--faint);
  font: 700 11px/1.5 var(--font);
}
body[data-view="daily"] footer,
body[data-view="infinite"] footer { display: none; }

@media (max-width: 980px) {
  :root { --header-h: 105px; }
  .site-header {
    grid-template-columns: auto 1fr auto;
    gap: 10px;
    padding-inline: 14px;
  }
  .main-nav {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    justify-content: center;
  }
  .challenge-shell { --video-w: min(760px, 100%); }
  .challenge-stage {
    grid-template-columns: 1fr;
    width: min(760px, 100%);
  }
  .video-wrap { grid-row: 1; width: 100%; }
  .stage-info { grid-row: 2; text-align: center; justify-items: center; }
  .stage-left { grid-row: 3; width: 100%; }
  .guess-list { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .guess-list li { grid-template-columns: 20px 1fr; padding: 8px; }
  .guess-list em { grid-column: 1 / -1; }
  .guess-zone { width: min(760px, 100%); }
  .reveal-stats { grid-template-columns: 1fr; }
  .analyze-grid,
  .result-block { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .page-heading { align-items: start; flex-direction: column; }
  .gallery-controls { justify-content: flex-start; }
}

@media (max-width: 620px) {
  :root { --header-h: 99px; }
  body { background-size: 20px 20px; }
  .site-header {
    min-height: 0;
    padding: calc(10px + env(safe-area-inset-top)) 12px 9px;
  }
  .brand { font-size: 20px; }
  .version-stamp { display: none; }
  .main-nav {
    justify-content: flex-start;
    gap: 4px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }
  .main-nav::-webkit-scrollbar { display: none; }
  .nav-link { flex: 1 0 auto; min-width: 70px; min-height: 34px; font-size: 13px !important; }
  main,
  body[data-view="daily"] main,
  body[data-view="infinite"] main { width: calc(100% - 20px); }
  .view { padding-top: 12px; }
  .challenge-root { min-height: calc(100dvh - var(--header-h) - 16px); }
  .challenge-topline { width: 100%; margin-bottom: 8px; }
  .attempt-copy { font-size: 9px; text-align: right; }
  .challenge-stage { gap: 10px; }
  .video-wrap { box-shadow: 4px 4px 0 var(--pink-dim); }
  .stage-info { gap: 4px; }
  .stage-info strong { font-size: 13px; }
  .stage-info span { font-size: 11px; }
  .guess-list { grid-template-columns: 1fr; gap: 5px; }
  .guess-list li { grid-template-columns: 22px 1fr auto; grid-template-rows: auto; }
  .guess-list li > span { grid-row: auto; }
  .guess-list em { grid-column: auto; }
  .guess-zone { margin-top: 12px; }
  .guess-form { grid-template-columns: 1fr; gap: 10px; }
  .guess-readout { align-items: end; }
  .live-rank { font-size: clamp(36px, 13vw, 56px); letter-spacing: -2px; }
  .rank-number-label { grid-template-columns: auto minmax(0, 1fr); }
  .guess-submit { min-height: 50px; }
  .slider-tick { font-size: 9px !important; }
  .daily-progress { margin-bottom: 8px; }
  .daily-progress > span { font-size: 9px; }
  .reveal-answer { text-align: center; align-items: center; }
  .histogram i span { display: none; }
  .distribution-stats { display: grid; gap: 5px; }
  .mode-intro,
  .daily-summary,
  .generation-card { margin-top: 24px; padding: 26px 18px; box-shadow: 4px 4px 0 var(--pink-dim); }
  .page-heading { margin-bottom: 20px; }
  .page-heading h1 { font-size: 36px; }
  .upload-card,
  .process-card,
  .rank-result,
  .result-details { padding: 18px; }
  .dropzone { min-height: 180px; }
  .rank-result { min-height: 300px; }
  .rank-number { font-size: clamp(50px, 18vw, 74px); }
  .stats-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery-grid { grid-template-columns: 1fr; gap: 14px; }
  .gallery-controls { width: 100%; display: grid; grid-template-columns: repeat(2, 1fr); }
  .gallery-controls select { width: 100%; }
  .dialog-copy { padding: 18px; }
  .dialog-ranks { grid-template-columns: 1fr; }
  footer { flex-direction: column; margin-top: 40px; }
}

@media (max-height: 700px) and (min-width: 981px) {
  .challenge-shell { --video-w: min(1160px, calc(100vw - 430px), calc((100dvh - 300px) * 16 / 9)); }
  .view { padding-top: 10px; }
  .guess-zone { margin-top: 10px; }
  .live-rank { font-size: clamp(34px, 4vw, 54px); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}