/* ============================================================
   Page-level layouts — light professional theme.
   ============================================================ */

/* --- Hero --- */
.hero {
  position: relative;
  padding-block: var(--space-20) var(--space-12);
  background:
    radial-gradient(60% 80% at 80% -10%, var(--color-accent-soft), transparent 60%),
    var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}
.hero__title { margin-block: var(--space-4) var(--space-3); font-size: clamp(1.8rem, 1.4rem + 1.8vw, 2.5rem); }
.hero__lead { color: var(--color-text-secondary); font-size: var(--fs-md); max-width: 56ch; line-height: 1.6; }
.hero__cta { margin-top: var(--space-6); display: flex; gap: var(--space-3); flex-wrap: wrap; }

/* --- Countdown --- */
.countdown { display: flex; gap: var(--space-3); margin-top: var(--space-6); flex-wrap: wrap; }
.countdown__cell {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: var(--space-3) var(--space-5);
  min-width: 84px; text-align: center; box-shadow: var(--shadow-xs);
}
.countdown__num { font-size: 1.9rem; font-weight: var(--fw-bold); color: var(--color-accent); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.countdown__label { font-size: var(--fs-xs); font-weight: var(--fw-medium); text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); }

/* --- Steps --- */
.steps { display: grid; gap: var(--space-4); grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.step {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-sm);
  transition: box-shadow var(--t), transform var(--t);
}
.step:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.step__num {
  display: inline-grid; place-items: center; width: 34px; height: 34px;
  border-radius: 9px; background: var(--color-accent-soft); color: var(--color-accent-dim);
  font-weight: var(--fw-bold); font-size: var(--fs-sm); font-variant-numeric: tabular-nums;
  margin-bottom: var(--space-3);
}
.step__icon { color: var(--color-accent); font-size: 1.8rem !important; margin-bottom: var(--space-2); }
.step h3 { font-size: var(--fs-md); margin-bottom: 6px; }
.step p { color: var(--color-text-secondary); font-size: var(--fs-sm); }

/* --- Two-column grid + rule lists --- */
.grid-2 { display: grid; gap: var(--space-6); grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); }
.rule-list { list-style: none; padding: 0; }
.rule-list li { display: flex; gap: var(--space-2); padding: 7px 0; color: var(--color-text-secondary); font-size: var(--fs-sm); align-items: flex-start; }
.rule-list .material-icons { color: var(--color-accent); font-size: 1.15em; flex-shrink: 0; margin-top: 1px; }

/* --- Leaderboard --- */
.lb { width: 100%; border-collapse: collapse; }
.lb th, .lb td { padding: 14px 14px; border-bottom: 1px solid var(--color-border); text-align: left; vertical-align: middle; }
.lb thead th { font-size: var(--fs-xs); font-weight: var(--fw-semibold); text-transform: uppercase; letter-spacing: 0.05em; color: var(--color-text-muted); }
.lb tbody tr:last-child td { border-bottom: none; }
.lb__rank { font-size: 1.2rem; font-weight: var(--fw-bold); width: 64px; color: var(--color-text-muted); font-variant-numeric: tabular-nums; }
.lb__user { font-weight: var(--fw-semibold); }
.lb__comment { color: var(--color-text-secondary); font-size: var(--fs-sm); max-width: 480px; }
.lb__likes { font-variant-numeric: tabular-nums; text-align: right; font-weight: var(--fw-semibold); }
.lb tr.is-top { background: linear-gradient(90deg, var(--color-accent-soft), transparent 70%); }
.lb tr.is-top .lb__rank, .lb tr.is-top .lb__likes { color: var(--color-accent-dim); }
.lb__medal { color: var(--color-accent); }

/* --- Winners --- */
.winner-grid { display: grid; gap: var(--space-4); grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.winner-card {
  position: relative; background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-sm);
}
.winner-card--bonus { border-color: var(--color-accent-border); background: linear-gradient(180deg, var(--color-accent-soft), var(--color-surface) 60%); }
.winner-card__day { font-size: var(--fs-xs); font-weight: var(--fw-semibold); letter-spacing: 0.06em; text-transform: uppercase; color: var(--color-text-muted); }
.winner-card__user { font-size: var(--fs-lg); font-weight: var(--fw-bold); color: var(--color-accent-dim); margin-block: 4px var(--space-1); word-break: break-word; }
.winner-card__comment { color: var(--color-text-secondary); font-size: var(--fs-sm); }
.winner-card .material-icons.trophy { position: absolute; top: var(--space-4); right: var(--space-4); color: var(--color-accent); }

/* --- Stat cards --- */
.stats { display: grid; gap: var(--space-4); grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
.stat { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-sm); }
.stat__num { font-size: 2.2rem; font-weight: var(--fw-bold); line-height: 1; letter-spacing: -0.02em; font-variant-numeric: tabular-nums; }
.stat__num--accent { color: var(--color-accent); }
.stat__label { font-size: var(--fs-xs); font-weight: var(--fw-medium); text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); margin-top: var(--space-2); }

/* --- Manage layout --- */
.manage { display: grid; grid-template-columns: var(--sidebar-w) 1fr; gap: var(--space-8); align-items: start; padding-block: var(--space-8); }
.manage__content { min-width: 0; }
.sidebar { position: sticky; top: calc(var(--header-h) + var(--space-4)); }
.sidebar__group { font-size: var(--fs-xs); font-weight: var(--fw-semibold); text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); margin: var(--space-5) 0 var(--space-2); }
.sidebar__link {
  display: flex; align-items: center; gap: var(--space-2); padding: 10px 12px;
  border-radius: var(--radius); color: var(--color-text-secondary); font-size: var(--fs-sm); font-weight: var(--fw-medium);
  transition: background var(--t-fast), color var(--t-fast);
}
.sidebar__link:hover { background: var(--color-surface-3); color: var(--color-text-primary); }
.sidebar__link.is-active { background: var(--color-accent-soft); color: var(--color-accent-dim); font-weight: var(--fw-semibold); }
.sidebar__link .material-icons { font-size: 1.2em; }

/* --- Tabs --- */
.tabs { display: flex; gap: var(--space-1); border-bottom: 1px solid var(--color-border); margin-bottom: var(--space-6); flex-wrap: wrap; }
.tab { padding: 11px 14px; color: var(--color-text-secondary); border-bottom: 2px solid transparent; font-size: var(--fs-sm); font-weight: var(--fw-medium); margin-bottom: -1px; }
.tab.is-active { color: var(--color-accent); border-bottom-color: var(--color-accent); }
.tab:hover { color: var(--color-text-primary); }

/* --- Dropzone --- */
.dropzone {
  display: block; border: 2px dashed var(--color-border-strong); border-radius: var(--radius-lg);
  padding: var(--space-12); text-align: center; color: var(--color-text-secondary);
  transition: border-color var(--t-fast), background var(--t-fast); cursor: pointer;
}
.dropzone:hover { border-color: var(--color-border-hover); background: var(--color-surface-2); }
.dropzone.is-drag { border-color: var(--color-accent); background: var(--color-accent-soft); }
.dropzone .material-icons { font-size: 2.4rem !important; color: var(--color-accent); }

/* --- Result banner --- */
.result { border: 1px solid var(--color-border); border-radius: var(--radius-xl); padding: var(--space-10); text-align: center; box-shadow: var(--shadow-sm); background: var(--color-surface); }
.result--valid { border-color: var(--color-success); background: var(--color-success-soft); }
.result--pending { border-color: var(--color-warning); background: var(--color-warning-soft); }
.result__icon { font-size: 3rem !important; }
.result--valid .result__icon { color: var(--color-success); }
.result--pending .result__icon { color: var(--color-warning); }

/* --- Mobile bottom nav (public) --- */
.bottomnav { display: none; }
@media (max-width: 767px) {
  .bottomnav {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 60;
    background: rgba(255,255,255,0.92); backdrop-filter: blur(10px);
    border-top: 1px solid var(--color-border);
    padding: 6px 0 calc(6px + env(safe-area-inset-bottom));
  }
  .bottomnav a {
    flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
    color: var(--color-text-muted); font-size: 0.66rem; font-weight: var(--fw-medium);
    padding: 6px 0; min-height: 48px;
  }
  .bottomnav a.is-active { color: var(--color-accent); }
  .bottomnav .material-icons { font-size: 1.3em; }
  body { padding-bottom: 66px; }
  .manage { grid-template-columns: 1fr; gap: var(--space-5); padding-block: var(--space-5); }
  .sidebar { position: static; display: flex; flex-wrap: wrap; gap: var(--space-1); }
  .sidebar__group { width: 100%; margin-top: var(--space-2); }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .manage { grid-template-columns: 210px 1fr; gap: var(--space-6); }
}

/* --- Suspense winner reveal --- */
.reveal-stage {
  position: relative; overflow: hidden; text-align: center;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
  padding: var(--space-16) var(--space-6);
}
.reveal-stage__h { font-size: var(--fs-lg); color: var(--color-text-secondary); font-weight: var(--fw-semibold); margin-top: var(--space-2); }
.reveal-clock { font-size: clamp(2.6rem, 1.8rem + 3vw, 3.8rem); font-weight: var(--fw-bold); font-variant-numeric: tabular-nums; letter-spacing: -0.02em; color: var(--color-accent); margin-top: var(--space-3); }
.reveal-shuffle { font-size: clamp(1.8rem, 1.3rem + 2.4vw, 2.8rem); font-weight: var(--fw-bold); color: var(--color-text-primary); margin-top: var(--space-4); min-height: 1.3em; }
.reveal-win { position: relative; animation: revealPop 0.6s cubic-bezier(0.16, 1, 0.3, 1) both; }
@keyframes revealPop { 0% { opacity: 0; transform: scale(0.82); } 60% { opacity: 1; transform: scale(1.04); } 100% { transform: scale(1); } }
.reveal-trophy { font-size: 3rem !important; color: var(--color-accent); }
.reveal-winner { font-size: clamp(2.2rem, 1.5rem + 3vw, 3.4rem); font-weight: var(--fw-bold); color: var(--color-accent); margin-top: var(--space-2); word-break: break-word; }
.reveal-confetti { position: absolute; left: 0; right: 0; top: 0; height: 0; pointer-events: none; }
.reveal-confetti i { position: absolute; width: 9px; height: 9px; border-radius: 2px; opacity: 0; animation: revealConfetti 1s ease forwards; }
.reveal-confetti i:nth-child(1) { left: 18%; background: var(--color-accent); animation-delay: .10s; }
.reveal-confetti i:nth-child(2) { left: 34%; background: var(--color-success); border-radius: 50%; animation-delay: .22s; }
.reveal-confetti i:nth-child(3) { left: 50%; background: var(--color-warning); animation-delay: .16s; }
.reveal-confetti i:nth-child(4) { left: 66%; background: var(--color-accent); border-radius: 50%; animation-delay: .28s; }
.reveal-confetti i:nth-child(5) { left: 82%; background: var(--color-info); animation-delay: .12s; }
.reveal-confetti i:nth-child(6) { left: 44%; background: var(--color-success); animation-delay: .34s; }
@keyframes revealConfetti { 0% { opacity: 0; transform: translateY(10px) scale(0.5); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(-42px) rotate(60deg) scale(1); } }
@media (prefers-reduced-motion: reduce) { .reveal-shuffle, .reveal-win, .reveal-confetti i { animation: none; } }

/* --- Animations --- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.fade-up { animation: fadeUp var(--t-panel) both; }
.fade-up-2 { animation: fadeUp var(--t-panel) 60ms both; }
.fade-up-3 { animation: fadeUp var(--t-panel) 120ms both; }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.025); } }
.pulse { animation: pulse 1.1s ease 1; }