:root {
  --bg: #f3ead8;
  --bg-deep: #d9c6a3;
  --surface: rgba(255, 250, 240, 0.88);
  --surface-strong: #fff8ec;
  --ink: #1d2430;
  --muted: #5f6775;
  --primary: #114b5f;
  --primary-soft: #1d6f8a;
  --accent: #c0782d;
  --success: #2d6a4f;
  --border: rgba(17, 75, 95, 0.16);
  --shadow: 0 18px 60px rgba(29, 36, 48, 0.12);
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(192, 120, 45, 0.22), transparent 32%),
    radial-gradient(circle at top right, rgba(17, 75, 95, 0.2), transparent 28%),
    linear-gradient(180deg, #f8f2e8 0%, var(--bg) 50%, var(--bg-deep) 100%);
}

button,
input,
select {
  font: inherit;
}

.page-shell {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 320px);
  gap: 24px;
  align-items: center;
  margin-bottom: 28px;
}

.hero__copy h1,
.panel h2,
.card h2,
.card h3 {
  font-family: Georgia, "Times New Roman", serif;
}

.hero__copy h1 {
  margin: 0 0 12px;
  font-size: clamp(2.8rem, 7vw, 4.8rem);
  line-height: 0.95;
}

.hero__lede {
  max-width: 62ch;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero__brand {
  display: flex;
  justify-content: center;
}

.hero__logo {
  width: min(100%, 260px);
  filter: drop-shadow(0 16px 24px rgba(0, 0, 0, 0.18));
}

.app-frame,
.panel {
  display: grid;
  gap: 20px;
}

.panel {
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.panel--intro {
  gap: 24px;
}

.panel--center,
.panel--result {
  min-height: 420px;
  align-content: center;
}

.card {
  padding: 20px;
  background: var(--surface-strong);
  border: 1px solid rgba(17, 75, 95, 0.1);
  border-radius: 22px;
}

.card--center {
  text-align: center;
}

.menu-grid,
.game-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.stats-grid,
.session-bar {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.stat-card {
  padding: 18px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(17, 75, 95, 0.96), rgba(29, 111, 138, 0.92));
  color: #fff;
}

.stat-card__label,
.eyebrow {
  margin: 0 0 6px;
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.8);
}

.session-bar .eyebrow {
  color: var(--muted);
}

.stat-card__value {
  font-size: 1.2rem;
}

.stack {
  display: grid;
  gap: 14px;
}

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

.field span {
  font-weight: 700;
}

input,
select {
  min-height: 46px;
  padding: 0 14px;
  border: 1px solid rgba(17, 75, 95, 0.22);
  border-radius: 12px;
  background: #fffefb;
  color: var(--ink);
}

input:focus,
select:focus {
  outline: 3px solid rgba(29, 111, 138, 0.16);
  border-color: var(--primary-soft);
}

.button {
  min-height: 44px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button--primary {
  background: linear-gradient(135deg, var(--accent), #d6923f);
  color: #fff;
  font-weight: 700;
}

.button--ghost {
  background: rgba(17, 75, 95, 0.08);
  color: var(--primary);
  font-weight: 700;
}

.button--small {
  min-height: 38px;
  background: rgba(17, 75, 95, 0.12);
  color: var(--primary);
  font-weight: 700;
}

.button:disabled {
  cursor: default;
  opacity: 0.5;
  transform: none;
}

.card__header,
.progress-header,
.button-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.clue-list,
.ranking-list,
.ranking-group,
.credit-columns,
.logo-row {
  display: grid;
  gap: 12px;
}

.clue-card,
.ranking-entry {
  display: grid;
  gap: 12px;
  align-items: center;
  padding: 14px;
  border-radius: 16px;
  background: rgba(17, 75, 95, 0.05);
}

.clue-card {
  grid-template-columns: minmax(0, 1fr);
}

.clue-card.is-solved {
  background: rgba(45, 106, 79, 0.12);
}

.clue-card__answer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.clue-card__index {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  margin-bottom: 8px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}

.letter-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 16px;
  min-height: 64px;
  border: 1px dashed rgba(192, 120, 45, 0.5);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.7);
  font-size: 1.4rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.feedback {
  margin: 0;
  color: var(--success);
  font-weight: 700;
}

.score-note {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  color: var(--muted);
  font-size: 0.95rem;
}

.plain-list {
  margin: 0;
  padding-left: 18px;
}

.muted {
  color: var(--muted);
}

.credit-columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.logo-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: center;
}

.logo-row img {
  width: 100%;
  max-height: 64px;
  object-fit: contain;
  filter: saturate(0.92);
}

@media (max-width: 900px) {
  .hero,
  .menu-grid,
  .game-grid,
  .credit-columns,
  .logo-row {
    grid-template-columns: 1fr;
  }

  .progress-header,
  .card__header,
  .button-row {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 20px, 1200px);
    padding-top: 20px;
  }

  .panel,
  .card {
    padding: 16px;
    border-radius: 18px;
  }

  .letter-strip {
    font-size: 1.15rem;
    letter-spacing: 0.18em;
  }
}