:root {
  color-scheme: dark;
  --bg-top: #07111c;
  --bg-bottom: #19121f;
  --card: rgba(255, 255, 255, 0.07);
  --card-strong: rgba(255, 255, 255, 0.11);
  --stroke: rgba(255, 255, 255, 0.12);
  --text: #f7f3eb;
  --muted: rgba(247, 243, 235, 0.7);
  --accent: #ffca3a;
  --accent-strong: #ff9f1c;
  --danger: #ff6b6b;
  --success: #4fe0a0;
  --blue: #5bbdff;
  --panel-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Avenir Next", "SF Pro Display", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(91, 189, 255, 0.16), transparent 30%),
    radial-gradient(circle at top right, rgba(255, 159, 28, 0.18), transparent 26%),
    radial-gradient(circle at bottom center, rgba(79, 224, 160, 0.09), transparent 30%),
    linear-gradient(160deg, var(--bg-top), var(--bg-bottom));
  color: var(--text);
}

.shell {
  width: min(980px, calc(100% - 28px));
  margin: 0 auto;
  padding: 18px 0 42px;
}

.session-shell {
  display: grid;
  gap: 16px;
}

.shell-center {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.stack {
  display: grid;
  gap: 16px;
}

.hero-card,
.panel-card,
.status-card,
.swipe-card,
.join-card {
  border: 1px solid var(--stroke);
  background: var(--card);
  backdrop-filter: blur(18px);
  box-shadow: var(--panel-shadow);
}

.hero-card,
.panel-card,
.join-card {
  border-radius: 28px;
  padding: 22px;
}

.hero-card {
  gap: 12px;
  padding: 16px 18px;
}

.hero-card h1,
.panel-card h2 {
  margin: 0;
}

.hero-card p,
.panel-card p,
.field span,
.status-label,
.item-kind {
  color: var(--muted);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(255, 202, 58, 0.14);
  color: var(--accent);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field {
  display: grid;
  gap: 8px;
}

.field input,
.field select {
  width: 100%;
  min-height: 48px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  font-size: 15px;
}

.primary-button,
.secondary-button {
  min-height: 48px;
  border: 0;
  border-radius: 16px;
  padding: 0 18px;
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
}

.primary-button:active,
.secondary-button:active {
  transform: scale(0.98);
}

.primary-button {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #11131a;
}

.secondary-button {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.session-heading,
.panel-header {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
}

.session-heading-copy {
  display: grid;
  gap: 4px;
}

.session-heading-copy h1 {
  font-size: clamp(22px, 3vw, 28px);
  line-height: 1.05;
}

#phase-copy {
  margin: 0;
  font-size: 13px;
  line-height: 1.35;
}

.code-block {
  padding: 8px 12px;
  border-radius: 14px;
  background: rgba(91, 189, 255, 0.16);
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.status-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.status-card {
  border-radius: 16px;
  padding: 12px 14px;
}

.status-card strong {
  display: block;
  margin-top: 6px;
  font-size: 15px;
}

.session-panel {
  overflow: hidden;
}

.timer-shell {
  display: grid;
  gap: 12px;
}

.timer-copy {
  display: flex;
  align-items: center;
  gap: 14px;
}

.timer-copy strong {
  display: block;
  margin-top: 6px;
  font-size: 24px;
}

.timer-icon {
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
}

.timer-icon-face {
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.14);
}

.timer-icon-hand {
  position: absolute;
  left: 50%;
  top: 50%;
  transform-origin: 50% 100%;
  border-radius: 999px;
  background: var(--accent);
}

.timer-icon-hand-long {
  width: 3px;
  height: 13px;
  margin-left: -1.5px;
  margin-top: -13px;
  transform: rotate(28deg);
}

.timer-icon-hand-short {
  width: 3px;
  height: 9px;
  margin-left: -1.5px;
  margin-top: -9px;
  transform: rotate(-42deg);
}

.timer-progress-track {
  height: 12px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.timer-progress-bar {
  width: 100%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--success), var(--accent), var(--danger));
  transform-origin: left center;
  transition: width 1s linear;
}

.swipe-lanes {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.lane {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.06);
}

.lane-dislike {
  color: #ffd0d0;
  border: 1px solid rgba(255, 107, 107, 0.24);
}

.lane-like {
  color: #d9ffe9;
  border: 1px solid rgba(79, 224, 160, 0.24);
}

.session-stage {
  position: relative;
  min-height: 620px;
  display: grid;
  place-items: center;
  border-radius: 28px;
  padding: 12px 4px 0;
}

.start-state,
.message-state {
  max-width: 460px;
  text-align: center;
  display: grid;
  gap: 14px;
  justify-items: center;
}

.start-state h3,
.message-state h3 {
  margin: 0;
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.08;
}

.start-state p,
.message-state p {
  margin: 0;
}

.start-kicker,
.message-label {
  margin: 0;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 800;
  font-size: 12px;
}

.start-orb {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, rgba(255, 255, 255, 0.3), transparent 25%),
    linear-gradient(145deg, rgba(255, 202, 58, 0.95), rgba(91, 189, 255, 0.85));
  box-shadow: 0 0 0 10px rgba(255, 255, 255, 0.04), 0 18px 45px rgba(0, 0, 0, 0.24);
}

.start-button {
  min-width: 180px;
}

.start-actions {
  width: 100%;
  display: grid;
  gap: 12px;
  justify-items: center;
}

.adaptive-case-note {
  width: min(100%, 420px);
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(255, 202, 58, 0.18);
  background:
    linear-gradient(135deg, rgba(255, 202, 58, 0.1), rgba(91, 189, 255, 0.08)),
    rgba(255, 255, 255, 0.04);
  text-align: left;
}

.adaptive-case-label {
  margin: 0 0 6px;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 800;
  font-size: 11px;
}

.adaptive-case-copy {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.45;
}

.card-stack {
  width: min(100%, 430px);
  min-height: 600px;
  display: grid;
  place-items: center;
}

.swipe-card {
  position: relative;
  width: 100%;
  min-height: 600px;
  border-radius: 34px;
  overflow: hidden;
  display: grid;
  grid-template-rows: 1fr auto;
  touch-action: pan-y;
  user-select: none;
  cursor: grab;
  transform: translateX(0) rotate(0deg);
  transition: transform 220ms ease, box-shadow 220ms ease, opacity 220ms ease;
}

.swipe-card.is-dragging {
  transition: none;
  cursor: grabbing;
}

.swipe-card.is-swipe-left {
  transform: translateX(-140%) rotate(-18deg);
  opacity: 0;
}

.swipe-card.is-swipe-right {
  transform: translateX(140%) rotate(18deg);
  opacity: 0;
}

.swipe-card-media {
  position: relative;
  min-height: 420px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(0, 0, 0, 0.18));
}

.card-ordinal-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 82px;
  min-height: 52px;
  padding: 0 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(255, 202, 58, 0.94), rgba(255, 159, 28, 0.94));
  border: 1px solid rgba(255, 245, 217, 0.44);
  color: #11131a;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.02em;
  box-shadow:
    0 12px 30px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.18);
}

.card-image,
.poster-fallback {
  width: 100%;
  height: 100%;
}

.card-image {
  object-fit: cover;
}

.poster-fallback {
  position: relative;
  overflow: hidden;
  display: grid;
  align-content: space-between;
  padding: 20px;
  background:
    radial-gradient(circle at top left, rgba(255, 202, 58, 0.26), transparent 34%),
    radial-gradient(circle at bottom right, rgba(91, 189, 255, 0.26), transparent 38%),
    linear-gradient(165deg, #22344a, #14181f 58%, #34261e);
}

.poster-grain {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 12px 12px;
}

.poster-kind {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #11131a;
  background: rgba(255, 243, 214, 0.92);
}

.poster-monogram {
  position: relative;
  z-index: 1;
  align-self: center;
  margin: 0;
  font-size: clamp(88px, 18vw, 130px);
  line-height: 0.9;
  letter-spacing: -0.04em;
}

.poster-title {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 28px;
  line-height: 1.04;
  font-weight: 800;
}

.swipe-card-body {
  display: grid;
  gap: 8px;
  padding: 20px 22px 24px;
}

.swipe-card-title {
  margin: 0;
  font-size: clamp(28px, 5vw, 34px);
  line-height: 1.02;
}

.swipe-card-index {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.decision {
  position: absolute;
  top: 26px;
  padding: 10px 16px;
  border-radius: 14px;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.08em;
  opacity: 0;
  transition: opacity 120ms ease;
}

.decision-no {
  left: 24px;
  color: #ffd8d8;
  border: 2px solid rgba(255, 107, 107, 0.82);
}

.decision-yes {
  right: 24px;
  color: #d9ffe9;
  border: 2px solid rgba(79, 224, 160, 0.82);
}

.swipe-card.show-no .decision-no,
.swipe-card.show-yes .decision-yes {
  opacity: 1;
}

.hidden {
  display: none !important;
}

.join-card {
  width: min(520px, calc(100% - 28px));
}

@media (max-width: 720px) {
  .shell {
    width: min(100%, calc(100% - 18px));
  }

  .hero-card,
  .panel-card {
    padding: 18px;
    border-radius: 24px;
  }

  .session-heading,
  .panel-header,
  .swipe-lanes {
    flex-direction: column;
  }

  .status-grid {
    grid-template-columns: 1fr;
  }

  .session-stage {
    min-height: 560px;
    padding-top: 4px;
  }

  .adaptive-case-note {
    width: 100%;
  }

  .card-stack,
  .swipe-card {
    min-height: 540px;
  }

  .swipe-card-media {
    min-height: 360px;
  }

  .poster-title {
    font-size: 24px;
  }
}