/* ═══════════════════════════════════════════════════
   RESET
═══════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

/* ═══════════════════════════════════════════════════
   DESIGN TOKENS
═══════════════════════════════════════════════════ */
:root, [data-theme="light"] {
  /* Background */
  --bg-root:    #f5f3ff;
  --bg-dark:    #ede9fe;
  --bg-card:    #ffffff;
  --bg-input:   #faf9ff;

  /* Aliases used by game templates */
  --bg:         #f5f3ff;
  --border:     rgba(109,40,217,0.12);

  /* Border */
  --bd:         rgba(109,40,217,0.08);
  --bd-hi:      rgba(109,40,217,0.16);

  /* Text */
  --tx:         #2d1f5e;
  --tx-2:       #6d5fa0;
  --tx-3:       #a99cc8;

  /* Accent */
  --v1:  #7c5cbf;   /* violet        */
  --v2:  #5b3fa0;   /* violet dark   */
  --am:  #d97706;   /* amber         */
  --em:  #059669;   /* emerald       */
  --ro:  #e05c5c;   /* rose          */

  /* Players */
  --pa-color:  #5b6fe8;   /* periwinkle   */
  --pb-color:  #e07040;   /* peach-orange */

  /* Geometry */
  --r:   8px;
  --r2:  14px;
  --r3:  20px;

  /* Header */
  --header-bg:  rgba(245,243,255,.88);
}

/* ── Dark Theme ── */
[data-theme="dark"] {
  --bg-root:    #1a1a2e;
  --bg-dark:    #16213e;
  --bg-card:    #1e1e3a;
  --bg-input:   #222244;

  --bg:         #1a1a2e;
  --border:     #2a2a4a;

  --bd:         rgba(157,125,232,0.10);
  --bd-hi:      rgba(157,125,232,0.22);

  --tx:         #e8e8e8;
  --tx-2:       #a0a0b8;
  --tx-3:       #6a6a80;

  --v1:  #9d7de8;
  --v2:  #b89af0;
  --am:  #f59e0b;
  --em:  #34d399;
  --ro:  #f87171;

  --pa-color:  #7b8ff0;
  --pb-color:  #f09060;

  --header-bg:  rgba(26,26,46,.92);
}

/* ═══════════════════════════════════════════════════
   BASE
═══════════════════════════════════════════════════ */
body {
  background: var(--bg-root);
  color: var(--tx);
  font-family: 'Space Grotesk', 'Segoe UI', sans-serif;
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
  background-image:
    radial-gradient(ellipse 60% 40% at 70% -5%,  rgba(167,139,250,.18) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 20% 100%, rgba(251,191,36,.10) 0%, transparent 60%);
  transition: background .3s, color .3s;
}
[data-theme="dark"] body {
  background-image:
    radial-gradient(ellipse 60% 40% at 70% -5%,  rgba(100,60,200,.12) 0%, transparent 60%),
    radial-gradient(ellipse 40% 30% at 20% 100%, rgba(100,80,200,.08) 0%, transparent 60%);
}

a { color: var(--v1); text-decoration: none; }
a:hover { color: var(--v2); }

strong { font-weight: 700; color: var(--tx); }

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track  { background: var(--bg-dark); }
::-webkit-scrollbar-thumb  { background: #c4b5fd; border-radius: 99px; }

/* ═══════════════════════════════════════════════════
   HEADER
═══════════════════════════════════════════════════ */
.header {
  position: sticky; top: 0; z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--bd);
  transition: background .3s;
}
.header-inner {
  max-width: 1180px; margin: 0 auto;
  display: flex; align-items: center; gap: 32px;
  padding: 0 24px; height: 60px;
}

.logo {
  display: flex; align-items: center; gap: 9px;
  text-decoration: none; flex-shrink: 0;
}
.logo-icon { font-size: 1.25rem; }
.logo-text {
  font-family: 'Sora', sans-serif;
  font-size: 1.1rem; font-weight: 800;
  background: linear-gradient(130deg, #7c5cbf 0%, #5b6fe8 50%, #e07040 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

.nav { display: flex; gap: 2px; margin: 0 auto; }
.nav-link {
  color: var(--tx-2); font-size: 0.88rem; font-weight: 500;
  padding: 6px 14px; border-radius: var(--r);
  transition: background .15s, color .15s;
  text-decoration: none;
}
.nav-link:hover { background: rgba(124,92,191,.08); color: var(--tx); }
.nav-admin { color: var(--am); }
.nav-admin:hover { color: var(--am); }

.header-user { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.lang-switcher { display: flex; align-items: center; margin-left: 6px; border-left: 1px solid rgba(124,92,191,.15); padding-left: 10px; }
.lang-select {
  font-size: 0.72rem; font-weight: 600; letter-spacing: .03em;
  padding: 3px 6px; border-radius: 5px;
  border: 1px solid rgba(124,92,191,.25);
  background: transparent; color: var(--tx-2);
  cursor: pointer; outline: none;
}
.lang-select:hover { background: rgba(124,92,191,.1); color: var(--tx); }
.lang-select:focus { border-color: var(--v1); color: var(--tx); }

.user-chip {
  font-size: 0.8rem; font-weight: 600;
  background: rgba(124,92,191,.1); color: var(--v1);
  border: 1px solid rgba(124,92,191,.2);
  padding: 4px 12px; border-radius: 99px;
}

/* Theme toggle */
.theme-toggle-btn {
  background: none;
  border: 1px solid var(--bd-hi);
  border-radius: 6px;
  padding: 4px 8px;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  transition: background .2s, border-color .2s;
}
.theme-toggle-btn:hover {
  background: rgba(124,92,191,.1);
  border-color: var(--v1);
}

/* ═══════════════════════════════════════════════════
   PAGE WRAPPER
═══════════════════════════════════════════════════ */
.page {
  max-width: 1180px; margin: 0 auto; padding: 48px 24px;
}

/* ═══════════════════════════════════════════════════
   BUTTONS
═══════════════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 22px; border: none; border-radius: var(--r);
  cursor: pointer; font-size: 0.88rem; font-weight: 700; font-family: inherit;
  transition: transform .12s, box-shadow .2s, opacity .15s;
  white-space: nowrap; text-decoration: none;
}
.btn:hover  { transform: translateY(-1px); }
.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .3; cursor: not-allowed; transform: none !important; }

.btn-primary {
  background: linear-gradient(135deg, #7c5cbf, #5b6fe8);
  color: #fff;
  box-shadow: 0 4px 18px rgba(124,92,191,.3);
}
.btn-primary:hover { box-shadow: 0 6px 26px rgba(124,92,191,.45); }

.btn-hero {
  background: linear-gradient(135deg, #7c5cbf, #5b6fe8);
  color: #fff;
  font-size: 1rem; padding: 14px 32px;
  box-shadow: 0 6px 28px rgba(124,92,191,.35);
  border-radius: var(--r2);
}
.btn-hero:hover { box-shadow: 0 10px 36px rgba(124,92,191,.5); }

.btn-ghost {
  background: var(--bg-card);
  color: var(--tx-2);
  border: 1px solid var(--bd-hi);
  font-size: 1rem; padding: 14px 32px;
  border-radius: var(--r2);
}
.btn-ghost:hover { border-color: var(--v1); color: var(--v1); }

.btn-ghost-sm {
  background: transparent; color: var(--tx-2);
  border: 1px solid var(--bd-hi);
  padding: 8px 16px; border-radius: var(--r);
  font-size: 0.82rem; font-weight: 600; cursor: pointer; font-family: inherit;
  transition: border-color .15s, color .15s;
}
.btn-ghost-sm:hover { border-color: var(--v1); color: var(--v1); }

.btn-secondary {
  background: var(--bg-card); color: var(--tx);
  border: 1px solid var(--bd-hi);
  box-shadow: 0 1px 4px rgba(109,40,217,.06);
}
.btn-secondary:hover { border-color: var(--v1); }

.btn-danger {
  background: linear-gradient(135deg, #ef4444, #b91c1c);
  color: #fff; box-shadow: 0 4px 16px rgba(239,68,68,.3);
}
.btn-warning {
  background: linear-gradient(135deg, #f59e0b, #d97706); color: #000;
}
.btn-success {
  background: linear-gradient(135deg, #10b981, #059669); color: #fff;
}
.btn-enter {
  display: block; text-align: center; margin-top: 14px;
  padding: 9px 0; border-radius: var(--r);
  background: rgba(124,92,191,.08); color: var(--v1);
  border: 1px solid rgba(124,92,191,.18);
  font-weight: 600; font-size: 0.85rem;
  transition: background .15s, border-color .15s;
  text-decoration: none;
}
.btn-enter:hover { background: rgba(124,92,191,.16); border-color: var(--v1); color: var(--v1); }
.room-card-actions { display: flex; gap: 8px; align-items: stretch; margin-top: 14px; }
.room-card-actions .btn-enter { flex: 1; margin-top: 0; }
.room-card-actions .btn-copy-link { flex: 0 0 auto; display: flex; align-items: center; justify-content: center; padding: 6px 10px; font-size: 1rem; border-radius: var(--r); border: 1px solid rgba(124,92,191,.18); background: rgba(124,92,191,.06); cursor: pointer; transition: background .15s; }
.room-card-actions .btn-copy-link:hover { background: rgba(124,92,191,.16); }

.btn-sm   { padding: 6px 14px; font-size: 0.8rem; }
.btn-full { width: 100%; }

/* ═══════════════════════════════════════════════════
   FORMS
═══════════════════════════════════════════════════ */
.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group label {
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .6px; color: var(--tx-3);
}
.form-group input,
.form-group select {
  background: var(--bg-input); color: var(--tx);
  border: 1px solid var(--bd-hi); border-radius: var(--r);
  padding: 11px 14px; font-size: 0.9rem; font-family: inherit;
  transition: border-color .2s, box-shadow .2s;
  box-shadow: 0 1px 3px rgba(109,40,217,.05);
}
.form-group input::placeholder { color: var(--tx-3); }
.form-group input:focus,
.form-group select:focus {
  outline: none; border-color: var(--v1);
  box-shadow: 0 0 0 3px rgba(124,92,191,.15);
}
.form-row { display: flex; flex-wrap: wrap; gap: 14px; }
.form-group-sm { flex: 0 0 130px; }

/* ═══════════════════════════════════════════════════
   ALERTS
═══════════════════════════════════════════════════ */
.alert {
  padding: 12px 16px; border-radius: var(--r);
  font-size: 0.88rem; margin-bottom: 16px;
}
.alert-error {
  background: rgba(248,113,113,.08);
  border: 1px solid rgba(248,113,113,.3);
  color: #fca5a5;
}
.alert-ok {
  background: rgba(5,150,105,.08);
  border: 1px solid rgba(5,150,105,.25);
  color: #6ee7b7;
}

.link-muted { font-size: 0.82rem; color: var(--tx-3); text-decoration: none; }
.link-muted:hover { color: var(--v1); }

/* ═══════════════════════════════════════════════════
   ERROR PAGES
═══════════════════════════════════════════════════ */
.error-page {
  min-height: 70vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; text-align: center; gap: 16px;
}
.error-code {
  font-family: 'Sora', sans-serif; font-size: 7rem; font-weight: 800; line-height: 1;
  background: linear-gradient(135deg, var(--v1), var(--v2));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.error-title { font-size: 1.6rem; font-weight: 700; }
.error-desc { color: var(--tx-2); max-width: 380px; }

/* ═══════════════════════════════════════════════════
   AUTH
═══════════════════════════════════════════════════ */
.auth-wrap {
  min-height: 80vh; display: flex; align-items: center; justify-content: center;
}
.auth-card {
  width: 100%; max-width: 420px;
  background: var(--bg-card); border: 1px solid var(--bd-hi);
  border-radius: var(--r3); padding: 44px 40px;
  box-shadow: 0 8px 40px rgba(109,40,217,.12);
}
.auth-card-wide { max-width: 480px; }
.auth-header { text-align: center; margin-bottom: 32px; }
.auth-icon { font-size: 2.4rem; display: block; margin-bottom: 12px; }
.auth-header h2 { font-family: 'Sora', sans-serif; font-size: 1.5rem; font-weight: 800; }
.auth-header p { color: var(--tx-2); margin-top: 6px; font-size: 0.9rem; }
.auth-form { display: flex; flex-direction: column; gap: 18px; }
.auth-link { margin-top: 22px; text-align: center; color: var(--tx-2); font-size: 0.85rem; }

/* Email verification UI */
.input-btn-row { display: flex; gap: 8px; }
.input-btn-row input { flex: 1; min-width: 0; }
.input-btn-row .btn { flex-shrink: 0; white-space: nowrap; }
.field-msg { display: block; margin-top: 5px; font-size: 0.8rem; min-height: 1.1em; }
.verif-done-row { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.verified-badge {
  display: inline-block; font-size: 0.82rem; font-weight: 600;
  color: #059669; background: rgba(5,150,105,.1);
  border: 1px solid rgba(5,150,105,.25);
  border-radius: 99px; padding: 3px 12px;
}

/* ═══════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════ */
.hero {
  display: grid; grid-template-columns: 1fr auto;
  align-items: center; gap: 60px;
  min-height: 440px; position: relative;
  padding: 60px 0 80px;
}
.hero-bg {
  position: absolute; inset: -60px -24px;
  background: radial-gradient(ellipse 55% 55% at 80% 50%, rgba(167,139,250,.2) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-block; margin-bottom: 20px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--am); background: rgba(251,191,36,.1);
  border: 1px solid rgba(251,191,36,.25); padding: 5px 14px; border-radius: 99px;
}
.hero-title {
  font-family: 'Sora', sans-serif; font-size: 4.8rem; font-weight: 800;
  line-height: 1; letter-spacing: -3px; margin-bottom: 20px;
  background: linear-gradient(130deg, #5b3fa0 0%, #7c5cbf 35%, #5b6fe8 65%, #e07040 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-desc { color: var(--tx-2); font-size: 1.05rem; line-height: 1.7; margin-bottom: 32px; max-width: 440px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Mini board preview */
.hero-visual { flex-shrink: 0; }
.mini-board {
  display: grid; grid-template-columns: repeat(5, 44px);
  gap: 3px; background: var(--bg-dark);
  padding: 10px; border-radius: var(--r2);
  border: 1px solid var(--bd-hi);
  box-shadow: 0 12px 40px rgba(109,40,217,.15);
  transform: perspective(600px) rotateY(-6deg) rotateX(3deg);
}
.mc {
  width: 44px; height: 44px;
  background: var(--bg-card); border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700;
  border: 1px solid var(--bd);
}
.mc.rock  { background: #e5dff5; font-size: 1rem; }
.mc.rock::after { content: '🪨'; }
.mc.mine  { background: rgba(224,92,92,.1); border-color: rgba(224,92,92,.22); font-size: 0.9rem; }
.mc.mine::after { content: '💣'; }
.mc.treasure { background: rgba(217,119,6,.08); border-color: rgba(217,119,6,.2); }
.mc.pa    { background: rgba(91,111,232,.15); border-color: rgba(91,111,232,.35); color: var(--pa-color); font-weight: 900; font-family: 'Space Mono', monospace; font-size: 0.88rem; }
.mc.pb    { background: rgba(224,112,64,.15); border-color: rgba(224,112,64,.35); color: var(--pb-color); font-weight: 900; font-family: 'Space Mono', monospace; font-size: 0.88rem; }

/* Rules section */
.rules-section { margin-top: 80px; }
.section-title {
  font-family: 'Sora', sans-serif;
  font-size: 1.6rem; font-weight: 800; letter-spacing: -0.5px;
  margin-bottom: 28px; color: var(--tx);
}
.rules-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
}
.rule-card {
  background: var(--bg-card); border: 1px solid var(--bd);
  border-radius: var(--r2); padding: 28px 24px;
  box-shadow: 0 2px 12px rgba(109,40,217,.06);
  transition: border-color .2s, transform .15s, box-shadow .2s;
}
.rule-card:hover { border-color: var(--bd-hi); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(109,40,217,.1); }
.rule-num {
  font-family: 'Space Mono', monospace;
  font-size: 0.75rem; font-weight: 700; color: var(--v1);
  margin-bottom: 12px; letter-spacing: 1px;
}
.rule-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.rule-card p  { font-size: 0.85rem; color: var(--tx-2); line-height: 1.65; }

/* ═══════════════════════════════════════════════════
   PLATFORM HOME
═══════════════════════════════════════════════════ */

/* Hero */
.platform-hero {
  padding: 64px 0 72px;
  position: relative;
}
.platform-hero::before {
  content: '';
  position: absolute; inset: -60px -24px;
  background:
    radial-gradient(ellipse 50% 60% at 80% 40%, rgba(167,139,250,.18) 0%, transparent 65%),
    radial-gradient(ellipse 35% 40% at 10% 80%, rgba(91,111,232,.1) 0%, transparent 65%);
  pointer-events: none;
}
.platform-hero-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 48px; flex-wrap: wrap; position: relative;
}
.platform-badge {
  display: inline-block; margin-bottom: 16px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 1.2px; text-transform: uppercase;
  color: var(--am); background: rgba(251,191,36,.1);
  border: 1px solid rgba(251,191,36,.25); padding: 5px 14px; border-radius: 99px;
}
.platform-title {
  font-family: 'Sora', sans-serif; font-size: 4rem; font-weight: 800;
  letter-spacing: -2px; line-height: 1.05; margin-bottom: 16px;
  background: linear-gradient(130deg, #5b3fa0 0%, #7c5cbf 40%, #5b6fe8 70%, #e07040 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.platform-desc { color: var(--tx-2); font-size: 1rem; line-height: 1.7; margin-bottom: 28px; max-width: 420px; }
.platform-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.platform-hero-stats {
  display: flex; gap: 16px; flex-shrink: 0; flex-wrap: wrap;
}
.pstat-card {
  background: var(--bg-card); border: 1px solid var(--bd-hi);
  border-radius: var(--r2); padding: 20px 28px;
  text-align: center; min-width: 100px;
  box-shadow: 0 2px 16px rgba(109,40,217,.07);
}
.pstat-num {
  display: block; font-family: 'Sora', sans-serif;
  font-size: 2.2rem; font-weight: 800; color: var(--v1); letter-spacing: -1px;
}
.pstat-label {
  display: block; font-size: 0.72rem; color: var(--tx-3);
  font-weight: 600; margin-top: 4px; letter-spacing: .4px;
}

/* Game cards */
.games-section { margin-top: 60px; }
.games-section-header {
  display: flex; align-items: baseline; gap: 12px; margin-bottom: 24px;
}
.games-count {
  font-size: 0.82rem; color: var(--tx-3); font-weight: 600;
}
.game-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.game-card {
  background: var(--bg-card); border: 1px solid var(--bd);
  border-radius: var(--r2); overflow: hidden;
  box-shadow: 0 2px 16px rgba(109,40,217,.06);
  display: flex; flex-direction: column;
  transition: transform .18s, box-shadow .18s, border-color .18s;
}
.game-card.available:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 36px rgba(109,40,217,.14);
  border-color: var(--bd-hi);
}
.game-card.coming-soon { opacity: .65; }

/* Card visual area */
.game-card-visual {
  height: 160px; display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}
.minerook-visual {
  background: linear-gradient(135deg, #2d1f5e 0%, #3d2a7a 50%, #2a3a8a 100%);
}
.coming-soon-visual {
  background: linear-gradient(135deg, #2a2a3a 0%, #1e1e2e 100%);
}
.coming-soon-visual.alt {
  background: linear-gradient(135deg, #1e2e2a 0%, #1a2a1e 100%);
}
.coming-soon-icon {
  font-size: 4rem; opacity: .4;
}
.mini-board-sm {
  display: grid; grid-template-columns: repeat(5, 30px);
  gap: 2px; background: rgba(255,255,255,.06);
  padding: 7px; border-radius: 10px;
  border: 1px solid rgba(255,255,255,.1);
  transform: perspective(500px) rotateY(-8deg) rotateX(4deg);
}
.mini-board-sm .mc { width: 30px; height: 30px; font-size: 0.6rem; border-radius: 4px; }
.mini-board-sm .mc.rock::after  { font-size: 0.7rem; }
.mini-board-sm .mc.mine::after  { font-size: 0.65rem; }

/* Card body */
.game-card-body { padding: 20px 22px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.game-card-top  { display: flex; align-items: center; justify-content: space-between; }
.game-icon      { font-size: 1.4rem; }
.game-status-badge {
  font-size: 0.68rem; font-weight: 800; letter-spacing: .8px; text-transform: uppercase;
  padding: 3px 10px; border-radius: 99px;
}
.game-status-badge.available { background: rgba(52,211,153,.12); color: var(--em); border: 1px solid rgba(52,211,153,.25); }
.game-status-badge.soon      { background: rgba(148,163,184,.1);  color: #94a3b8;   border: 1px solid rgba(148,163,184,.2); }
.game-title { font-family: 'Sora', sans-serif; font-size: 1.2rem; font-weight: 800; letter-spacing: -.3px; }
.game-desc  { font-size: 0.84rem; color: var(--tx-2); line-height: 1.6; flex: 1; }
.game-tags  { display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
  font-size: 0.68rem; font-weight: 700; letter-spacing: .4px;
  background: var(--bg-dark); color: var(--tx-2);
  border: 1px solid var(--bd); padding: 2px 9px; border-radius: 99px;
}
.game-card-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 12px; border-top: 1px solid var(--bd); margin-top: auto;
}
.game-meta { display: flex; flex-direction: column; gap: 2px; }
.game-meta-item { font-size: 0.72rem; color: var(--tx-3); }

/* Platform ranking preview */
.platform-ranking {
  margin-top: 60px;
  background: var(--bg-card); border: 1px solid var(--bd);
  border-radius: var(--r2); padding: 32px 36px;
  box-shadow: 0 2px 16px rgba(109,40,217,.06);
}
.rank-tabs { display: flex; gap: 8px; margin: 16px 0 0; flex-wrap: wrap; }
.rank-tab {
  padding: 6px 16px; border-radius: 20px; cursor: pointer; font-size: 0.85rem;
  border: 1px solid var(--bd); background: transparent; color: var(--tx-2);
  transition: background .18s, color .18s, border-color .18s;
}
.rank-tab.active { background: var(--v1); color: #fff; border-color: var(--v1); }
.rank-tab:hover:not(.active) { background: rgba(99,102,241,.1); color: var(--tx); }
.rank-slider-wrap { overflow: hidden; margin-top: 16px; }
.rank-slider { display: flex; transition: transform .3s ease; will-change: transform; }
.rank-panel { min-width: 100%; }
.rank-list { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; }
.rank-row {
  display: grid; grid-template-columns: 36px 1fr auto auto;
  align-items: center; gap: 12px;
  padding: 10px 14px; border-radius: var(--r);
  background: var(--bg-dark); border: 1px solid var(--bd);
}
.rank-pos {
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 900; font-family: 'Space Mono', monospace;
  background: var(--bg-card); border: 1px solid var(--bd); color: var(--tx-2);
}
.rank-pos.gold   { background: rgba(251,191,36,.2); border-color: rgba(251,191,36,.4); color: #b45309; }
.rank-pos.silver { background: rgba(148,163,184,.15); border-color: rgba(148,163,184,.3); color: #64748b; }
.rank-pos.bronze { background: rgba(180,120,60,.15);  border-color: rgba(180,120,60,.3);  color: #92400e; }
.rank-name   { font-weight: 700; font-size: 0.9rem; }
.rank-rating { font-family: 'Space Mono', monospace; font-size: 0.82rem; font-weight: 700; color: var(--v1); }
.rank-record { font-size: 0.75rem; color: var(--tx-3); }

/* ═══════════════════════════════════════════════════
   LOBBY
═══════════════════════════════════════════════════ */
.lobby-page { display: flex; flex-direction: column; gap: 28px; }
.lobby-top {
  display: flex; align-items: flex-end; justify-content: space-between;
  padding-bottom: 24px; border-bottom: 1px solid var(--bd);
}

.page-title  { font-family: 'Sora', sans-serif; font-size: 2rem; font-weight: 800; letter-spacing: -1px; }
.page-sub    { color: var(--tx-2); margin-top: 4px; font-size: 0.9rem; }
.page-header { margin-bottom: 32px; }

.room-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 14px;
}

.room-card {
  background: var(--bg-card); border: 1px solid var(--bd);
  border-radius: var(--r2); padding: 20px 22px;
  display: flex; flex-direction: column; gap: 14px;
  box-shadow: 0 2px 12px rgba(109,40,217,.06);
  transition: border-color .2s, box-shadow .2s, transform .15s;
}
.room-card:hover { border-color: var(--bd-hi); box-shadow: 0 6px 24px rgba(109,40,217,.1); transform: translateY(-1px); }

.room-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.room-title { font-weight: 700; font-size: 0.95rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.room-status {
  flex-shrink: 0; font-size: 0.7rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: .8px;
  padding: 3px 10px; border-radius: 99px;
}
.status-open    { background: rgba(52,211,153,.1);  color: var(--em);  border: 1px solid rgba(52,211,153,.2); }
.status-playing { background: rgba(251,191,36,.1);  color: var(--am);  border: 1px solid rgba(251,191,36,.2); }
.status-ended   { background: rgba(92,84,128,.12); color: var(--tx-3); border: 1px solid var(--bd); }

.room-mode-tag {
  font-size: 0.75rem; font-weight: 600; color: var(--tx-3);
}

.room-seats {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-root); border-radius: var(--r); padding: 12px 16px;
  border: 1px solid var(--bd);
}
.room-seat { display: flex; align-items: center; gap: 8px; }
.seat-label {
  width: 22px; height: 22px; border-radius: 99px;
  font-size: 0.72rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Space Mono', monospace;
}
.seat-a .seat-label { background: rgba(129,140,248,.2); color: var(--pa-color); }
.seat-b .seat-label { background: rgba(251,146,60,.2);  color: var(--pb-color); }
.seat-name { font-size: 0.85rem; font-weight: 600; color: var(--tx-2); }
.seat-vs   { font-size: 0.7rem; font-weight: 800; color: var(--tx-3); letter-spacing: 1px; }

.empty-state {
  grid-column: 1 / -1;
  text-align: center; padding: 80px 20px; color: var(--tx-2);
}
.empty-icon { font-size: 3rem; margin-bottom: 16px; display: block; }
.empty-sub  { color: var(--tx-3); font-size: 0.85rem; margin-top: 4px; }

/* ═══════════════════════════════════════════════════
   MODAL
═══════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(180,170,220,.5); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
}
.modal {
  width: 100%; max-width: 460px;
  background: var(--bg-card); border: 1px solid var(--bd-hi);
  border-radius: var(--r3); padding: 36px;
  box-shadow: 0 16px 60px rgba(109,40,217,.18);
  animation: pop-in .2s cubic-bezier(.34,1.56,.64,1);
}
@keyframes pop-in {
  from { opacity:0; transform: scale(.94) translateY(10px); }
  to   { opacity:1; transform: scale(1)   translateY(0); }
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.modal-header h3 { font-family: 'Sora', sans-serif; font-size: 1.15rem; font-weight: 700; }
.modal-close {
  width: 30px; height: 30px; border-radius: 99px;
  background: var(--bg-dark); border: 1px solid var(--bd);
  color: var(--tx-2); cursor: pointer; font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s, color .15s;
}
.modal-close:hover { background: #fecaca; color: var(--ro); border-color: #fca5a5; }
.modal-form { display: flex; flex-direction: column; gap: 18px; }

/* ═══════════════════════════════════════════════════
   ROOM / GAME — sidebar + board layout
═══════════════════════════════════════════════════ */
.room-page {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  align-items: start;
}

/* Sidebar */
.room-sidebar {
  display: flex; flex-direction: column; gap: 12px;
  position: sticky; top: 80px;
}

/* Scoreboard card */
.sboard {
  background: var(--bg-card); border: 1px solid var(--bd-hi);
  border-radius: var(--r2); overflow: hidden;
  box-shadow: 0 2px 12px rgba(109,40,217,.07);
}
.sboard-player {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 18px;
}
.sboard-a { border-bottom: 1px solid var(--bd); background: linear-gradient(90deg, rgba(91,111,232,.07), transparent); }
.sboard-b { background: linear-gradient(90deg, rgba(224,112,64,.07), transparent); }

.sboard-avatar {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  font-family: 'Space Mono', monospace; font-size: 0.9rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.sboard-avatar.a { background: rgba(91,111,232,.18); color: var(--pa-color); border: 1px solid rgba(91,111,232,.3); }
.sboard-avatar.b { background: rgba(224,112,64,.18); color: var(--pb-color); border: 1px solid rgba(224,112,64,.3); }

.sboard-info { flex: 1; min-width: 0; }
.sboard-name { display: block; font-weight: 700; font-size: 0.9rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sboard-rating { font-size: 0.72rem; color: var(--tx-3); }

.sboard-right { text-align: right; flex-shrink: 0; }
.sboard-score {
  font-family: 'Space Mono', monospace;
  font-size: 1.6rem; font-weight: 700; line-height: 1;
}
.sboard-delta { font-size: 0.78rem; font-weight: 700; min-height: 16px; margin-top: 2px; font-family: 'Space Mono', monospace; }

.sboard-divider {
  display: flex; align-items: center; justify-content: center;
  padding: 6px;
}
.sboard-vs {
  font-size: 0.65rem; font-weight: 800; letter-spacing: 2px;
  color: var(--tx-3); text-transform: uppercase;
}

/* Info box */
.info-box {
  background: var(--bg-card); border: 1px solid var(--bd);
  border-radius: var(--r2); padding: 14px 18px;
  display: flex; flex-direction: column; gap: 8px;
  box-shadow: 0 1px 6px rgba(109,40,217,.05);
}
.info-row { display: flex; justify-content: space-between; align-items: center; }
.info-label { font-size: 0.75rem; color: var(--tx-3); font-weight: 600; text-transform: uppercase; letter-spacing: .5px; }
.info-val   { font-size: 0.82rem; font-weight: 600; color: var(--tx-2); }

/* Turn box */
.turn-box {
  background: #faf9ff; border: 1px solid var(--bd);
  border-radius: var(--r); padding: 10px 14px;
  font-size: 0.82rem; color: var(--tx-2);
  text-align: center; line-height: 1.4;
}
.turn-badge-wrap { text-align: center; min-height: 26px; }
.turn-badge {
  display: inline-block;
  font-size: 0.75rem; font-weight: 800; letter-spacing: .8px; text-transform: uppercase;
  color: #92400e; background: rgba(251,191,36,.18);
  border: 1px solid rgba(217,119,6,.25);
  padding: 3px 12px; border-radius: 99px;
}

/* Timer */
.timer-box {
  display: flex; align-items: center; gap: 8px;
  padding: 4px 0;
}
.timer-bar-bg {
  flex: 1; height: 6px; background: var(--bd);
  border-radius: 99px; overflow: hidden;
}
.timer-bar {
  height: 100%; width: 100%;
  background: var(--pu);
  border-radius: 99px;
  transition: width 0.25s linear, background 0.3s;
}
.timer-text {
  font-size: 0.72rem; font-family: 'Space Mono', monospace;
  font-weight: 700; color: var(--tx-2);
  min-width: 28px; text-align: right;
}

/* Action boxes */
.action-box {
  background: var(--bg-card); border: 1px solid var(--bd-hi);
  border-radius: var(--r2); padding: 16px 18px;
  display: flex; flex-direction: column; gap: 12px;
  box-shadow: 0 1px 6px rgba(109,40,217,.05);
}
.action-warn { border-color: rgba(224,92,92,.25); background: #fff5f5; }
.action-title { font-weight: 700; font-size: 0.88rem; }
.action-desc  { font-size: 0.82rem; color: var(--tx-2); }
.mine-counter {
  font-family: 'Space Mono', monospace;
  font-size: 1.4rem; font-weight: 700; text-align: center;
  color: var(--v1);
}
.action-btns  { display: flex; flex-direction: column; gap: 8px; }

/* Event log */
.vol-row {
  display: flex; align-items: center; gap: 8px;
  padding: 4px 0;
}
.vol-icon { font-size: 1rem; flex-shrink: 0; }
.vol-slider {
  flex: 1; height: 4px; cursor: pointer;
  accent-color: var(--pu);
}

.event-log {
  background: var(--bg-dark); border: 1px solid var(--bd);
  border-radius: var(--r); padding: 10px 14px;
  height: 160px; overflow-y: auto;
  font-family: 'Space Mono', monospace;
  font-size: 0.72rem; color: var(--tx-2);
}
.event-log p { margin-bottom: 4px; padding-bottom: 4px; border-bottom: 1px solid rgba(109,40,217,.06); line-height: 1.5; }

/* Room main / board */
.room-main { min-width: 0; }
.board-wrap {
  background: var(--bg-dark); border: 1px solid var(--bd-hi);
  border-radius: var(--r2); padding: 16px;
  overflow: auto; display: inline-block; width: 100%;
  box-shadow: 0 2px 16px rgba(109,40,217,.08);
}
.board {
  margin: 0 auto; width: fit-content;
}

.coord-label {
  display: flex; align-items: center; justify-content: center;
  font-size: 0.62rem; font-family: 'Space Mono', monospace;
  color: var(--tx-dim); font-weight: 700; letter-spacing: 0;
  user-select: none;
}

/* Cells */
.cell {
  width: 46px; height: 46px;
  background: var(--bg-card); border-radius: var(--r);
  border: 1px solid var(--bd);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 0.88rem; font-weight: 700;
  transition: background .1s, border-color .1s, transform .1s, box-shadow .1s;
  user-select: none; position: relative;
  box-shadow: 0 1px 3px rgba(109,40,217,.06);
}
.cell:hover {
  background: var(--bg-dark); border-color: var(--bd-hi);
  transform: scale(1.07); z-index: 1;
  box-shadow: 0 4px 12px rgba(109,40,217,.12);
}

.cell.rock { background: var(--bg-dark); cursor: default; border-color: var(--bd); }
.cell.rock::after { content: '🪨'; font-size: 1rem; }
.cell.rock:hover  { transform: none; box-shadow: none; }

.cell.mine-placed {
  background: rgba(224,92,92,.08);
  border-color: rgba(224,92,92,.35);
}
.cell.mine-placed::after { content: '💣'; font-size: 0.95rem; }

.cell.protected-zone {
  background: rgba(100,100,100,.08);
  border-color: rgba(100,100,100,.2);
  cursor: not-allowed;
}

.mark-picker {
  position: fixed; z-index: 999;
  display: flex; gap: 6px;
  background: var(--bg-card); border: 1px solid var(--bd-hi);
  border-radius: var(--r2); padding: 8px 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,.35);
}
.mark-picker-btn {
  width: 40px; height: 40px;
  border: 1px solid var(--bd); border-radius: var(--r);
  background: var(--bg-dark); cursor: pointer;
  font-size: 1.1rem; display: flex; align-items: center; justify-content: center;
  color: var(--tx-1);
}
.mark-picker-btn.active {
  border-color: var(--pu);
  background: rgba(109,40,217,.15);
}

.cell.mark-suspect::after {
  content: '?';
  font-size: 0.85em; font-weight: 900;
  color: #f5a623;
  font-family: 'Space Mono', monospace;
}
.cell.mark-mine::after {
  content: '💣';
  font-size: 0.85em;
  opacity: 0.7;
}

.cell.treasure {
  background: #fffbeb;
  border-color: rgba(217,119,6,.3);
}
.cell.treasure::after { content: '💎'; font-size: 1rem; }

.cell.player-a {
  background: #eef0ff;
  border-color: rgba(91,111,232,.45);
  box-shadow: 0 0 10px rgba(91,111,232,.2);
}
.cell.player-a::after {
  content: 'A'; font-size: 0.88rem; color: var(--pa-color);
  font-weight: 900; font-family: 'Space Mono', monospace;
}

.cell.player-b {
  background: #fff4ee;
  border-color: rgba(224,112,64,.45);
  box-shadow: 0 0 10px rgba(224,112,64,.2);
}
.cell.player-b::after {
  content: 'B'; font-size: 0.88rem; color: var(--pb-color);
  font-weight: 900; font-family: 'Space Mono', monospace;
}

@keyframes pulse {
  0%,100% { box-shadow: 0 0 4px rgba(224,92,92,.2); }
  50%      { box-shadow: 0 0 14px rgba(224,92,92,.45); }
}

/* End overlay */
.end-overlay {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(200,190,240,.6); backdrop-filter: blur(10px);
  display: flex; align-items: center; justify-content: center;
}
.end-card {
  background: var(--bg-card); border: 1px solid var(--bd-hi);
  border-radius: var(--r3); padding: 56px 64px;
  text-align: center; display: flex; flex-direction: column;
  align-items: center; gap: 16px;
  box-shadow: 0 20px 60px rgba(109,40,217,.2);
  animation: pop-in .3s cubic-bezier(.34,1.56,.64,1);
}
.end-trophy { font-size: 3.5rem; margin-bottom: 4px; }
.end-card h2 {
  font-family: 'Sora', sans-serif; font-size: 2.2rem;
  font-weight: 800; letter-spacing: -1px;
  background: linear-gradient(130deg, #5b3fa0, #5b6fe8, #e07040);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.end-card p  { color: var(--tx-2); font-size: 0.95rem; }

/* ═══════════════════════════════════════════════════
   RANKING
═══════════════════════════════════════════════════ */
.rank-page { max-width: 800px; }
.rank-table-wrap {
  background: var(--bg-card); border: 1px solid var(--bd);
  border-radius: var(--r2); overflow: hidden;
  box-shadow: 0 2px 16px rgba(109,40,217,.07);
}
.rank-table { width: 100%; border-collapse: collapse; }
.rank-table thead th {
  padding: 12px 18px; text-align: left;
  font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .8px; color: var(--tx-2);
  border-bottom: 1px solid var(--bd-hi); background: var(--bg-dark);
}
.rank-table tbody tr { border-bottom: 1px solid var(--bd); transition: background .12s; }
.rank-table tbody tr:last-child { border-bottom: none; }
.rank-table tbody tr:hover { background: rgba(124,92,191,.04); }
.rank-table tbody td { padding: 14px 18px; font-size: 0.88rem; vertical-align: middle; }

.rank-num { font-family: 'Space Mono', monospace; font-weight: 700; font-size: 1rem; }
.top-1 td { background: rgba(251,191,36,.06); }
.top-2 td { background: rgba(148,163,184,.05); }
.top-3 td { background: rgba(180,100,40,.04); }

.rank-name { font-weight: 600; }
.rank-name-link { color: var(--tx); font-weight: 600; text-decoration: none; }
.rank-name-link:hover { color: var(--v1); text-decoration: underline; }
.badge-own {
  font-size: 0.65rem; font-weight: 700; letter-spacing: .5px;
  background: rgba(91,111,232,.15); color: var(--pa-color);
  border: 1px solid rgba(91,111,232,.3); padding: 2px 8px; border-radius: 99px;
  margin-left: 6px; vertical-align: middle;
}
.badge-admin {
  font-size: 0.68rem; font-weight: 700;
  background: rgba(124,92,191,.12); color: var(--v1);
  border: 1px solid rgba(124,92,191,.22);
  padding: 2px 8px; border-radius: 99px; margin-left: 6px;
}
.rank-rating {
  font-family: 'Space Mono', monospace;
  font-weight: 700; font-size: 1rem; color: var(--am);
}
.rank-record { display: flex; gap: 8px; }
.rec-w { color: var(--em); font-weight: 600; font-size: 0.82rem; }
.rec-l { color: var(--ro); font-weight: 600; font-size: 0.82rem; }
.rec-d { color: var(--tx-3); font-weight: 600; font-size: 0.82rem; }
.rank-wr { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; font-weight: 600; color: var(--tx-2); }
.wr-bar-wrap { width: 60px; height: 4px; background: var(--bg-dark); border-radius: 99px; overflow: hidden; }
.wr-bar { height: 100%; background: linear-gradient(90deg, var(--v1), var(--em)); border-radius: 99px; }
.row-me td { background: rgba(124,92,191,.06) !important; }

/* ═══════════════════════════════════════════════════
   ADMIN
═══════════════════════════════════════════════════ */
.admin-container { max-width: 1000px; }
.admin-section {
  background: var(--bg-card); border: 1px solid var(--bd);
  border-radius: var(--r2); padding: 28px 32px; margin-bottom: 20px;
  box-shadow: 0 2px 12px rgba(109,40,217,.06);
}
.admin-section h3 {
  font-size: 0.75rem; font-weight: 800;
  text-transform: uppercase; letter-spacing: 1.2px; color: var(--am);
  margin-bottom: 20px;
}
.mode-form { display: flex; flex-direction: column; gap: 16px; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th {
  padding: 10px 14px; text-align: left;
  font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .7px; color: var(--tx-3);
  border-bottom: 1px solid var(--bd-hi);
}
.admin-table td { padding: 12px 14px; font-size: 0.85rem; border-bottom: 1px solid var(--bd); }
.admin-table small { color: var(--tx-3); display: block; margin-top: 2px; font-size: 0.75rem; }
.badge-status { padding: 3px 10px; border-radius: 99px; font-size: 0.7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .5px; }
.badge-active   { background: rgba(52,211,153,.1); color: var(--em); border: 1px solid rgba(52,211,153,.2); }
.badge-inactive { background: rgba(92,84,128,.12); color: var(--tx-3); border: 1px solid var(--bd); }

/* ═══════════════════════════════════════════════════
   PROFILE
═══════════════════════════════════════════════════ */
.profile-page { max-width: 740px; display: flex; flex-direction: column; gap: 32px; }

.profile-header {
  display: flex; align-items: center; gap: 20px;
  background: var(--bg-card); border: 1px solid var(--bd-hi);
  border-radius: var(--r2); padding: 28px 32px;
  box-shadow: 0 2px 12px rgba(109,40,217,.07);
}
.profile-avatar {
  width: 64px; height: 64px; border-radius: var(--r2); flex-shrink: 0;
  background: linear-gradient(135deg, rgba(124,92,191,.2), rgba(91,111,232,.2));
  border: 2px solid rgba(124,92,191,.25);
  font-family: 'Sora', sans-serif; font-size: 1.8rem; font-weight: 800; color: var(--v1);
  display: flex; align-items: center; justify-content: center;
}
.profile-info { flex: 1; }
.profile-name { font-family: 'Sora', sans-serif; font-size: 1.5rem; font-weight: 800; display: flex; align-items: center; gap: 8px; }
.profile-since { color: var(--tx-3); font-size: 0.82rem; margin-top: 4px; }
.profile-rating-box { text-align: center; flex-shrink: 0; }
.profile-rating-val {
  display: block; font-family: 'Space Mono', monospace;
  font-size: 2.2rem; font-weight: 700; color: var(--am); line-height: 1;
}
.profile-rating-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .8px; color: var(--tx-3); }

.profile-stats {
  display: flex; gap: 12px; flex-wrap: wrap;
}
.stat-card {
  flex: 1; min-width: 100px;
  background: var(--bg-card); border: 1px solid var(--bd);
  border-radius: var(--r2); padding: 18px 16px;
  text-align: center; box-shadow: 0 1px 6px rgba(109,40,217,.05);
}
.stat-val { display: block; font-family: 'Space Mono', monospace; font-size: 1.6rem; font-weight: 700; line-height: 1; margin-bottom: 6px; color: var(--tx); }
.stat-val.win  { color: var(--em); }
.stat-val.lose { color: var(--ro); }
.stat-val.draw { color: var(--tx-2); }
.stat-label { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .6px; color: var(--tx-3); }

.profile-section { background: var(--bg-card); border: 1px solid var(--bd); border-radius: var(--r2); padding: 24px 28px; }
.pw-change-form { display: flex; flex-direction: column; gap: 16px; margin-top: 18px; max-width: 400px; }

.match-list { display: flex; flex-direction: column; gap: 8px; margin-top: 16px; }
.match-row {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 12px 16px; border-radius: var(--r);
  border: 1px solid var(--bd); background: var(--bg-root);
  font-size: 0.85rem;
}
.match-row.outcome-win  { border-left: 3px solid var(--em); }
.match-row.outcome-lose { border-left: 3px solid var(--ro); }
.match-row.outcome-draw { border-left: 3px solid var(--tx-3); }

.match-outcome-badge {
  width: 28px; height: 28px; border-radius: 99px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 800;
}
.match-outcome-badge.win  { background: rgba(5,150,105,.12); color: var(--em); }
.match-outcome-badge.lose { background: rgba(224,92,92,.12); color: var(--ro); }
.match-outcome-badge.draw { background: rgba(92,84,128,.1); color: var(--tx-3); }

.match-opp { flex: 1; color: var(--tx-2); }
.match-opp strong { color: var(--tx); }
.match-opp-link { color: var(--tx); font-weight: 700; text-decoration: none; }
.match-opp-link:hover { color: var(--v1); text-decoration: underline; }
.match-score { font-family: 'Space Mono', monospace; font-weight: 700; color: var(--tx); }
.match-sep { color: var(--tx-3); margin: 0 4px; }
.match-rating-change { font-size: 0.8rem; }
.rating-up   { color: var(--em); font-weight: 700; }
.rating-down { color: var(--ro); font-weight: 700; }
.rating-zero { color: var(--tx-3); }
.rating-after { color: var(--tx-3); margin-left: 4px; font-family: 'Space Mono', monospace; }
.match-date { color: var(--tx-3); font-size: 0.78rem; margin-left: auto; }

.pw-match-msg { font-size: 0.8rem; font-weight: 600; margin-top: 2px; }

/* ═══════════════════════════════════════════════════
   ADMIN LOGS
═══════════════════════════════════════════════════ */
.admin-nav-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.admin-nav-row h2 { font-family: 'Sora', sans-serif; font-size: 1.5rem; font-weight: 800; letter-spacing: -0.5px; }

.log-tabs { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 20px; }
.log-tab {
  padding: 7px 14px; border-radius: var(--r-sm, 6px);
  font-size: 0.82rem; font-weight: 600; color: var(--tx-2);
  background: var(--bg-card); border: 1px solid var(--bd);
  transition: background .15s, border-color .15s, color .15s;
  text-decoration: none;
}
.log-tab:hover { border-color: var(--bd-hi); color: var(--tx); }
.log-tab.active { background: rgba(124,92,191,.12); color: var(--v1); border-color: rgba(124,92,191,.25); }
.log-tab-warn.active { background: rgba(224,92,92,.1); color: var(--ro); border-color: rgba(224,92,92,.25); }

.log-time  { font-family: 'Space Mono', monospace; font-size: 0.78rem; color: var(--tx-2); }
.log-ip    { font-size: 0.82rem; }
.log-ip code { font-family: 'Space Mono', monospace; background: var(--bg-dark); padding: 1px 6px; border-radius: 4px; font-size: 0.8rem; }
.log-user  { font-weight: 600; }
.log-detail { font-size: 0.78rem; color: var(--tx-2); max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.log-action-badge {
  font-size: 0.7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .4px;
  padding: 2px 8px; border-radius: 99px;
}
.action-login      { background: rgba(5,150,105,.1); color: var(--em); border: 1px solid rgba(5,150,105,.2); }
.action-login_fail { background: rgba(224,92,92,.1); color: var(--ro); border: 1px solid rgba(224,92,92,.2); }
.action-signup     { background: rgba(91,111,232,.1); color: var(--pa-color); border: 1px solid rgba(91,111,232,.2); }
.action-logout     { background: rgba(92,84,128,.1); color: var(--tx-3); border: 1px solid var(--bd); }
.action-game_end   { background: rgba(217,119,6,.1); color: var(--am); border: 1px solid rgba(217,119,6,.2); }
.action-a_win, .action-b_win { background: rgba(5,150,105,.1); color: var(--em); border: 1px solid rgba(5,150,105,.2); }
.action-draw       { background: rgba(92,84,128,.1); color: var(--tx-3); border: 1px solid var(--bd); }
.action-forfeit_a, .action-forfeit_b { background: rgba(224,92,92,.1); color: var(--ro); border: 1px solid rgba(224,92,92,.2); }

.log-pagination { display: flex; align-items: center; gap: 12px; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--bd); }
.page-info { font-size: 0.82rem; color: var(--tx-2); font-family: 'Space Mono', monospace; }
.rating-changes { display: flex; flex-direction: column; gap: 2px; font-size: 0.78rem; color: var(--tx-2); font-family: 'Space Mono', monospace; }

/* ═══════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════ */

/* ── 태블릿 (≤900px) ── */
@media (max-width: 900px) {
  .room-page { grid-template-columns: 1fr; gap: 16px; }
  .room-sidebar { position: static; }
  .room-main { order: -1; }
  .hero { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: flex; justify-content: center; }

  .platform-hero-inner { flex-direction: column; gap: 36px; }
  .platform-title { font-size: 3rem; }
  .platform-hero-stats { justify-content: center; }
  .platform-ranking { padding: 24px 20px; }
  .rank-row { grid-template-columns: 28px 1fr auto; }
  .rank-record { display: none; }
}

/* ── 모바일 (≤640px) ── */
@media (max-width: 640px) {
  /* 기본 */
  .page { padding: 20px 14px; }

  /* 헤더 — 작은 화면에서 겹침 방지 */
  .header-inner { gap: 10px; padding: 0 14px; height: 52px; }
  .logo-text    { font-size: 0.95rem; }
  .nav          { gap: 0; }
  .nav-link     { font-size: 0.78rem; padding: 5px 8px; }
  .user-chip    { font-size: 0.72rem; padding: 3px 9px; }
  .header-user  { gap: 6px; }

  /* 히어로 */
  .hero-title   { font-size: 2.4rem; }
  .hero-desc    { font-size: 0.9rem; }

  /* 로비 */
  .lobby-top    { flex-direction: column; align-items: flex-start; gap: 12px; }
  .room-grid    { grid-template-columns: 1fr; }

  /* 모달 */
  .modal        { margin: 12px; padding: 24px 20px; }

  /* 방 페이지 셀 */
  .cell {
    width: 36px; height: 36px;
    font-size: 0.72rem;
    transition: background .08s, border-color .08s;
  }
  .cell:hover   { transform: none; box-shadow: none; }   /* hover 비활성화 */
  .cell:active  { background: #e9e4ff; border-color: var(--bd-hi); transform: scale(0.92); }
  .cell.rock:active { transform: none; }

  /* 보드 래퍼 — 가로 스크롤 허용 */
  .board-wrap { padding: 12px; overflow-x: auto; -webkit-overflow-scrolling: touch; }

  /* 사이드바 요소 축소 */
  .sboard-score { font-size: 1.3rem; }
  .event-log    { height: 90px; font-size: 0.68rem; }
  .info-box     { padding: 10px 14px; }

  /* 버튼 — 최소 터치 높이 44px */
  .btn          { min-height: 44px; }
  .btn-sm       { min-height: 34px; }

  /* 종료 카드 */
  .end-card     { padding: 36px 22px; }

  /* 랭킹 테이블 — 작은 폰트 */
  .rank-table   { font-size: 0.8rem; }
  .rank-num     { width: 32px; }

  /* 관리자 테이블 */
  .admin-table  { font-size: 0.78rem; }
  .admin-table th, .admin-table td { padding: 7px 8px; }
}

/* ── 소형 폰 (≤400px) ── */
@media (max-width: 400px) {
  .nav-link     { padding: 5px 6px; font-size: 0.72rem; }
  .cell         { width: 30px; height: 30px; font-size: 0.65rem; }
  .cell::after  { font-size: 0.8rem; }
}

/* ──────────────────────────────────────────────────────────────────────────
 * Stage-3 mobile polish — chat panel, time-control selectors, puzzle board.
 * Reuse the same 640px breakpoint as the main mobile rules above.
 * ────────────────────────────────────────────────────────────────────────── */

@media (max-width: 640px) {
  /* Chat: shrink the scroller so the input stays above the keyboard. */
  .ch-chat #chat-list,
  .gmk-chat #chat-list      { height: 100px; font-size: .85rem; }
  .ch-chat #chat-input,
  .gmk-chat #chat-input     { font-size: 16px; }   /* ≥16px stops iOS zoom-on-focus */

  /* Time-control & matchmaking modals: 3-col → 2-col on phones so labels fit. */
  #tc-grid, #ai-tc-grid, #match-tc-grid { grid-template-columns: repeat(2, 1fr) !important; }

  /* Modal padding: full-bleed-ish on small screens so 480px modals don't
   * spill off the right edge. */
  #ai-modal > div,
  #create-modal > div,
  #match-modal > div { max-width: calc(100vw - 24px); }

  /* Replay page: shrink board sizes & give the eval bar a floor. */
  .replay-board td        { width: 38px; height: 38px; font-size: 22px; }
  .replay-board.gomoku td { width: calc((100vw - 56px) / 15); height: calc((100vw - 56px) / 15); }
  #eval-bar               { height: 280px !important; }

  /* Puzzle board fits viewport (already uses --sq variable). */
  .puzzle-board { --sq: calc((100vw - 24px) / 8); }
}

/* Even smaller phones — squeeze further. */
@media (max-width: 380px) {
  /* Time-control selectors collapse to a single column rather than crop labels. */
  #ai-tc-grid { grid-template-columns: 1fr !important; }
  /* Chess room header: forfeit + invite + move-count can wrap onto two rows. */
  .ch-header { gap: 6px; }
  .ch-header-left, .ch-header-right { gap: 4px; }
  .ch-room-title { font-size: .9rem; }
}