/* ============================================================
   JKT48 Card Match Game – style.css
   ============================================================ */

/* ── Custom Properties ───────────────────────────────────────────── */
:root {
  --pink:       #ff0066;
  --pink-light: #ff4488;
  --pink-dark:  #cc0052;
  --gold:       #ffd700;
  --bg-deep:    #0d0d1a;
  --bg-mid:     #16213e;
  --bg-card:    #1a1a35;
  --bg-surface: #1e2448;
  --text:       #f0f0f8;
  --text-muted: #8888aa;
  --success:    #00e676;
  --radius:     10px;
  --shadow:     0 4px 24px rgba(0,0,0,.5);
  --transition: 0.2s ease;

  /* shared header height so sticky topbar offset is correct */
  --header-h: 64px;
  --topbar-h: 58px;
}

/* ── Light Mode Overrides ────────────────────────────────────────── */
[data-theme="light"] {
  --bg-deep:    #f0f2f8;
  --bg-mid:     #dde2f0;
  --bg-card:    #ffffff;
  --bg-surface: #eaedf7;
  --text:       #1a1a2e;
  --text-muted: #5a5a80;
  --shadow:     0 4px 24px rgba(0,0,0,.12);
}

[data-theme="light"] body {
  background: var(--bg-deep);
  color: var(--text);
}

[data-theme="light"] .site-header {
  background: linear-gradient(90deg, #ffe0ee 0%, #ffd6e8 40%, #ffcce4 60%, #ffe0ee 100%);
  border-bottom: 1px solid rgba(255,0,102,.3);
  box-shadow: 0 2px 20px rgba(255,0,102,.15);
}

[data-theme="light"] .header-brand-title { color: var(--text); }

[data-theme="light"] .site-footer {
  background: linear-gradient(90deg, #fce8f0 0%, #fad5e8 50%, #fce8f0 100%);
  border-top: 1px solid rgba(255,0,102,.2);
}

[data-theme="light"] .footer-tagline,
[data-theme="light"] .footer-copy,
[data-theme="light"] .footer-year { color: var(--text-muted); }

[data-theme="light"] .footer-logo-box {
  background: linear-gradient(135deg, var(--pink), var(--pink-dark));
}

[data-theme="light"] .page-landing {
  background: radial-gradient(ellipse at 20% 60%, #ffd6e8 0%, transparent 55%),
              radial-gradient(ellipse at 80% 20%, #ffe0f0 0%, transparent 50%),
              var(--bg-deep);
}

[data-theme="light"] .form-card {
  background: #fff;
  border-color: rgba(255,0,102,.2);
  box-shadow: 0 4px 24px rgba(255,0,102,.08);
}

[data-theme="light"] .form-input,
[data-theme="light"] .form-select {
  background: #f8f0f5;
  color: var(--text);
  border-color: rgba(255,0,102,.25);
}

[data-theme="light"] .form-input:focus,
[data-theme="light"] .form-select:focus {
  border-color: var(--pink);
  box-shadow: 0 0 0 3px rgba(255,0,102,.15);
}

[data-theme="light"] .game-topbar {
  background: #ffe8f2;
  border-bottom: 1px solid rgba(255,0,102,.2);
  box-shadow: 0 2px 12px rgba(255,0,102,.1);
}

[data-theme="light"] .stat-box {
  background: rgba(255,0,102,.06);
  border-color: rgba(255,0,102,.15);
}

[data-theme="light"] .stat-value { color: var(--text); }

[data-theme="light"] .card-back {
  background: linear-gradient(135deg, #ffaad0, #ff6699);
}

[data-theme="light"] .leaderboard-section {
  background: #fff;
  border-color: rgba(255,0,102,.15);
}

[data-theme="light"] .lb-title { color: var(--text); }

[data-theme="light"] .lb-table thead th {
  background: #fce8f2;
  color: var(--text-muted);
}

[data-theme="light"] .lb-table tbody tr {
  border-bottom-color: rgba(255,0,102,.08);
}

[data-theme="light"] .lb-table tbody tr:hover { background: rgba(255,0,102,.04); }

[data-theme="light"] .lb-filter {
  background: #f8f0f5;
  color: var(--text);
  border-color: rgba(255,0,102,.2);
}

[data-theme="light"] .modal-box {
  background: #fff;
  border-color: rgba(255,0,102,.2);
}

[data-theme="light"] .modal-title,
[data-theme="light"] .modal-sub { color: var(--text); }

[data-theme="light"] .modal-stat { background: #fce8f2; border-color: rgba(255,0,102,.15); }

[data-theme="light"] .btn-back {
  background: rgba(255,0,102,.08);
  color: var(--text);
  border-color: rgba(255,0,102,.2);
}

[data-theme="light"] .loading-overlay { background: var(--bg-deep); }

/* ── Light mode – remaining elements ────────────────────────────── */

/* Form inputs & select borders */
[data-theme="light"] .form-input {
  border-color: rgba(255,0,102,.25);
}
[data-theme="light"] .form-select option {
  background: #fff;
  color: #1a1a2e;
}

/* Game board wrapper & leaderboard */
[data-theme="light"] .board-wrapper {
  background: #eaedf7;
  border-color: rgba(255,0,102,.1);
}

/* Leaderboard filter & refresh btn */
[data-theme="light"] .lb-filter {
  border-color: rgba(255,0,102,.2);
}
[data-theme="light"] .btn-lb-refresh {
  color: var(--text-muted);
  border-color: rgba(255,0,102,.15);
}
[data-theme="light"] .btn-lb-refresh:hover { border-color: var(--pink); color: var(--text); }

/* Table rows */
[data-theme="light"] .lb-table th {
  border-bottom-color: rgba(255,0,102,.1);
}
[data-theme="light"] .lb-table td {
  border-bottom-color: rgba(255,0,102,.06);
  color: var(--text);
}
[data-theme="light"] .lb-table tr:hover td { background: rgba(255,0,102,.05); }
[data-theme="light"] .lb-table tr.current-player td { background: rgba(255,0,102,.08); }

/* Modal */
[data-theme="light"] .modal-box {
  background: #fff;
  box-shadow: 0 0 60px rgba(255,0,102,.15);
}
[data-theme="light"] .modal-sub { color: var(--text-muted); }
[data-theme="light"] .modal-stat-value { color: var(--text); }

/* Secondary button */
[data-theme="light"] .btn-secondary {
  background: #f0e8f4;
  color: var(--text);
  border-color: rgba(255,0,102,.2);
}

/* Topbar */
[data-theme="light"] .btn-restart {
  border-color: rgba(255,0,102,.2);
  color: var(--text-muted);
}
[data-theme="light"] .btn-restart:hover { border-color: var(--pink); color: var(--text); }

[data-theme="light"] .btn-back {
  border-color: rgba(255,0,102,.2);
  color: var(--text-muted);
}
[data-theme="light"] .btn-back:hover { border-color: var(--pink); color: var(--text); }

/* Spinner */
[data-theme="light"] .loading-spinner {
  border-color: rgba(0,0,0,.1);
  border-top-color: var(--pink);
}

/* ── Theme Toggle Button ─────────────────────────────────────────── */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,0,102,.3);
  background: rgba(255,0,102,.08);
  color: var(--text);
  cursor: pointer;
  font-size: 1.1rem;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  flex-shrink: 0;
  line-height: 1;
}
.theme-toggle:hover {
  background: rgba(255,0,102,.18);
  border-color: var(--pink);
  transform: rotate(20deg) scale(1.08);
}
.theme-toggle .icon-dark { display: inline; }
.theme-toggle .icon-light { display: none; }
[data-theme="light"] .theme-toggle .icon-dark  { display: none; }
[data-theme="light"] .theme-toggle .icon-light { display: inline; }

/* ── Reset & Base ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg-deep);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
}

/* Screen-reader only */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ============================================================
   SHARED SITE HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: linear-gradient(90deg, #100020 0%, #1e003a 40%, #2a0050 60%, #100020 100%);
  border-bottom: 1px solid rgba(255,0,102,.35);
  box-shadow: 0 2px 24px rgba(255,0,102,.3), 0 1px 0 rgba(255,255,255,.05) inset;
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 28px;
  height: 64px;
  gap: 20px;
}

/* Brand (left) */
.site-header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.header-logo-box {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--pink), var(--pink-dark));
  color: #fff;
  font-size: .9rem;
  font-weight: 900;
  letter-spacing: .06em;
  padding: 5px 11px;
  border-radius: 7px;
  box-shadow: 0 0 18px rgba(255,0,102,.5), 0 0 6px rgba(255,0,102,.3) inset;
  position: relative;
  overflow: hidden;
}
.header-logo-box::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.18) 0%, transparent 60%);
  border-radius: inherit;
}
.header-logo-box span {
  color: var(--gold);
  font-size: 1.1rem;
}

.header-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.header-brand-title {
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: .05em;
  color: var(--text);
}
.header-brand-sub {
  font-size: .65rem;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--pink-light);
  opacity: .8;
}

/* Nav (right) */
.site-header-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-item {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 7px 16px;
  border-radius: 6px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
  cursor: default;
}
a.nav-item {
  cursor: pointer;
}
a.nav-item:hover {
  color: var(--text);
  border-color: rgba(255,0,102,.3);
  background: rgba(255,0,102,.08);
}
.nav-item.nav-active {
  color: var(--text);
  background: rgba(255,0,102,.15);
  border-color: rgba(255,0,102,.35);
}

/* ============================================================
   SHARED SITE FOOTER
   ============================================================ */
.site-footer {
  background: linear-gradient(90deg, #0e001c 0%, #1a0035 50%, #0e001c 100%);
  border-top: 1px solid rgba(255,0,102,.25);
  margin-top: auto;
}

.site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 28px;
}

/* Footer brand */
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo-box {
  background: linear-gradient(135deg, var(--pink-dark), #700030);
  color: #fff;
  font-size: .75rem;
  font-weight: 900;
  letter-spacing: .05em;
  padding: 3px 8px;
  border-radius: 5px;
  box-shadow: 0 0 10px rgba(255,0,102,.35);
}
.footer-logo-box span { color: var(--gold); }

.footer-tagline {
  font-size: .78rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: .04em;
}

/* Footer center */
.footer-copy {
  font-size: .82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.footer-copy strong { color: var(--pink-light); }

/* Footer year */
.footer-year {
  font-size: .72rem;
  color: rgba(255,255,255,.2);
  letter-spacing: .04em;
}

/* Hearts */
.footer-heart {
  color: var(--pink);
  display: inline-block;
  animation: heartbeat 1.4s ease infinite;
}
.footer-heart-2 { animation-delay: .15s; }
.footer-heart-3 { animation-delay: .3s;  }

@keyframes heartbeat {
  0%,100% { transform: scale(1); }
  14%      { transform: scale(1.35); }
  28%      { transform: scale(1); }
  42%      { transform: scale(1.2); }
  56%      { transform: scale(1); }
}

/* Responsive header */
@media (max-width: 480px) {
  .site-header-inner { padding: 0 14px; height: 56px; }
  .header-brand-sub  { display: none; }
  .nav-item { padding: 6px 10px; font-size: .78rem; }
  .site-footer-inner { padding: 14px 16px; justify-content: center; text-align: center; }
  .footer-year { width: 100%; text-align: center; }
}

/* ============================================================
   SINGLE-FILE APP SCREENS
   ============================================================ */

/* Both screens sit inside the flex-column body */
.app-screen {
  display: flex;
  flex-direction: column;
}

/* Landing screen stretches to fill space between header & footer */
.app-screen--landing {
  flex: 1;
}

/* Game screen grows with content */
.app-screen--game {
  flex: 1;
}

/* ============================================================
   LANDING PAGE
   ============================================================ */

.page-landing {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: radial-gradient(ellipse at 20% 60%, #2d0040 0%, transparent 55%),
              radial-gradient(ellipse at 80% 20%, #1a0035 0%, transparent 50%),
              var(--bg-deep);
}

/* Animated particles – pure CSS on .landing-container::before children not needed;
   particles rendered via spans appended by JS if desired.
   Keeping the .landing-bg rule harmless in case any stale HTML references it. */
.landing-bg { display: none; }
.landing-particles { display: none; }

/* Landing main */
.landing-container {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  gap: 32px;
}

/* Hero section */
.landing-hero { text-align: center; }

.hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--pink), var(--pink-dark));
  color: #fff;
  font-size: 2rem; font-weight: 900; letter-spacing: 5px;
  padding: 8px 30px;
  border-radius: 50px;
  box-shadow: 0 0 40px rgba(255,0,102,.45);
  margin-bottom: 14px;
}

.hero-title {
  font-size: 2.2rem; font-weight: 800;
  background: linear-gradient(90deg, var(--pink-light), var(--gold));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}

.hero-sub { color: var(--text-muted); font-size: 1rem; }

/* Form card */
.form-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,0,102,.2);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow), 0 0 60px rgba(255,0,102,.07);
  display: flex; flex-direction: column; gap: 24px;
  width: 100%; max-width: 480px;
}

.form-group { display: flex; flex-direction: column; gap: 8px; }

.form-label {
  font-size: .85rem; font-weight: 600; letter-spacing: .05em;
  text-transform: uppercase; color: var(--text-muted);
}

.form-input {
  background: var(--bg-deep);
  border: 1.5px solid rgba(255,255,255,.1);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  padding: 12px 16px;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-input:focus {
  border-color: var(--pink);
  box-shadow: 0 0 0 3px rgba(255,0,102,.2);
}
.form-input.input-error {
  border-color: #ff4444;
  box-shadow: 0 0 0 3px rgba(255,68,68,.2);
}

.form-error { font-size: .8rem; color: #ff6666; min-height: 1em; }
.form-hint  { font-size: .8rem; color: var(--text-muted); min-height: 1.2em; font-style: italic; }
.diff-hint  {
  font-size: .8rem;
  color: var(--pink-light);
  min-height: 1.2em;
  margin-top: 6px;
  font-style: italic;
  opacity: .85;
  transition: opacity var(--transition);
}

/* Difficulty dropdown */
.select-wrapper {
  position: relative;
}

.form-select {
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
  background: var(--bg-deep);
  border: 1.5px solid rgba(255,255,255,.1);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  padding: 12px 44px 12px 16px;
  outline: none;
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-select:focus {
  border-color: var(--pink);
  box-shadow: 0 0 0 3px rgba(255,0,102,.2);
}
.form-select option {
  background: var(--bg-card);
  color: var(--text);
}

.select-arrow {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  font-size: 1rem;
}

/* Start button */
.btn-start {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--pink), var(--pink-dark));
  color: #fff; border: none; border-radius: 50px;
  font-size: 1.1rem; font-weight: 700; letter-spacing: .04em;
  padding: 14px 32px; cursor: pointer;
  box-shadow: 0 4px 20px rgba(255,0,102,.4);
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-start:hover  { transform: translateY(-2px); box-shadow: 0 6px 28px rgba(255,0,102,.6); }
.btn-start:active { transform: translateY(0); }


/* ============================================================
   GAME PAGE
   ============================================================ */

.page-game {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Game top bar */
.game-topbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding: 10px 20px;
  background: var(--bg-mid);
  border-bottom: 1px solid rgba(255,0,102,.2);
  position: sticky;
  top: var(--header-h);
  z-index: 100;
}

.btn-back {
  color: var(--text-muted); text-decoration: none;
  font-size: .85rem; padding: 6px 12px;
  border: 1px solid rgba(255,255,255,.1); border-radius: 6px;
  transition: color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn-back:hover { color: var(--text); border-color: var(--pink); }

.topbar-player {
  display: flex; align-items: center; gap: 8px;
  flex: 1; min-width: 0;
}
.player-name {
  font-weight: 700; font-size: 1rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.diff-badge {
  font-size: .7rem; font-weight: 700; text-transform: uppercase;
  padding: 2px 10px; border-radius: 50px;
  background: var(--pink); color: #fff;
  white-space: nowrap;
}

.topbar-stats { display: flex; gap: 10px; flex-wrap: wrap; }

.stat-box {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 8px;
  padding: 6px 14px;
  font-size: .9rem;
}
.stat-icon  { font-size: 1rem; }
.stat-value { font-weight: 700; font-variant-numeric: tabular-nums; min-width: 52px; }

.btn-restart {
  background: transparent;
  border: 1px solid rgba(255,255,255,.15);
  color: var(--text-muted);
  border-radius: 6px; padding: 6px 14px;
  cursor: pointer; font-size: .85rem;
  transition: color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.btn-restart:hover { color: var(--text); border-color: var(--pink); }

/* Game main – vertical stack, centered */
.game-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 20px;
  gap: 24px;
}

/* Board section */
.board-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.board-wrapper {
  overflow: auto;
  background: var(--bg-mid);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: 16px;
  /* Width determined by the board content itself */
  max-width: 100%;
}

/* ── Game board / card grid ───────────────────────────────────── */
.game-board {
  display: grid;
  gap: 5px;
  width: fit-content;
  margin: 0 auto;
}

/* Card */
.card {
  cursor: pointer;
  perspective: 600px;
  position: relative;
  width:  var(--card-sz, 80px);
  height: var(--card-sz, 80px);
  flex-shrink: 0;
}
.card.disabled { pointer-events: none; visibility: hidden; }

.card-inner {
  position: relative; width: 100%; height: 100%;
  transform-style: preserve-3d;
  transition: transform .5s cubic-bezier(.4,0,.2,1);
}
.card.flipped  .card-inner,
.card.matched  .card-inner { transform: rotateY(180deg); }

.card-back,
.card-front {
  position: absolute; inset: 0;
  border-radius: 8px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  overflow: hidden;
}

/* Back face */
.card-back {
  background: linear-gradient(135deg, #8b0040 0%, var(--pink-dark) 40%, #8b0040 100%);
  border: 2px solid rgba(255,255,255,.1);
  display: flex; align-items: center; justify-content: center;
}
.card-back::before {
  content: '';
  position: absolute; inset: 4px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 5px;
  background:
    repeating-linear-gradient(45deg, transparent 0px, transparent 4px, rgba(255,255,255,.04) 4px, rgba(255,255,255,.04) 5px);
}
.card-back::after {
  content: '★';
  font-size: calc(var(--card-sz, 80px) * .4);
  color: rgba(255,255,255,.25);
  position: relative; z-index: 1;
}

/* Front face */
.card-front {
  transform: rotateY(180deg);
  background: var(--bg-card);
  border: 2px solid rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
}
.card-front img {
  width: 100%; height: 100%;
  object-fit: cover; border-radius: 6px;
  display: block;
}

/* Matched state */
.card.matched .card-back,
.card.matched .card-front {
  border-color: var(--success);
}
.card.matched .card-front { opacity: .55; }
.card.matched::after {
  content: '✓';
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--success);
  font-size: calc(var(--card-sz, 80px) * .4);
  font-weight: 900;
  pointer-events: none;
  z-index: 10;
  text-shadow: 0 0 8px rgba(0,230,118,.8);
}

/* No-match shake */
@keyframes shake {
  0%,100% { transform: rotateY(180deg) translateX(0); }
  25%      { transform: rotateY(180deg) translateX(-5px); }
  75%      { transform: rotateY(180deg) translateX(5px); }
}
.card.no-match .card-inner { animation: shake .35s ease; }

/* Score pop */
@keyframes score-pop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.3); color: var(--gold); }
  100% { transform: scale(1); }
}
.stat-value.popping { animation: score-pop .35s ease; }


/* ── Leaderboard (below board) ──────────────────────────────── */
.leaderboard-section {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius);
  padding: 20px 24px;
  /* Width matches whatever the board wrapper computed */
  width: var(--board-width, 100%);
  max-width: 100%;
  box-sizing: border-box;
}

.lb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.lb-title {
  font-size: 1.1rem; font-weight: 800;
  color: var(--gold);
  white-space: nowrap;
}

.lb-filter-bar {
  display: flex; gap: 8px; align-items: center;
}
.lb-filter {
  background: var(--bg-deep); color: var(--text);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 6px; padding: 6px 10px;
  font-size: .85rem; outline: none; cursor: pointer;
}
.lb-filter:focus { border-color: var(--pink); }
.btn-lb-refresh {
  background: transparent; color: var(--text-muted);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 6px; padding: 6px 10px; cursor: pointer;
  font-size: 1rem;
  transition: color var(--transition), border-color var(--transition);
}
.btn-lb-refresh:hover { color: var(--text); border-color: var(--pink); }

.lb-table-wrap { overflow-x: auto; }

.lb-table {
  width: 100%; border-collapse: collapse;
  font-size: .85rem;
}
.lb-table th {
  text-align: left; color: var(--text-muted); font-weight: 600;
  text-transform: uppercase; letter-spacing: .04em; font-size: .72rem;
  padding: 6px 10px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.lb-table td {
  padding: 9px 10px;
  border-bottom: 1px solid rgba(255,255,255,.04);
  color: var(--text);
  white-space: nowrap;
}
.lb-table tr:hover td { background: rgba(255,255,255,.04); }
.lb-table tr.current-player td { background: rgba(255,0,102,.1); }
.lb-table td:first-child { font-weight: 700; color: var(--text-muted); font-size: .75rem; width: 28px; }
.lb-table td:first-child.rank-1 { color: var(--gold); }
.lb-table td:first-child.rank-2 { color: #c0c0c0; }
.lb-table td:first-child.rank-3 { color: #cd7f32; }

.lb-empty { text-align: center; color: var(--text-muted); padding: 24px; }

.diff-pill {
  display: inline-block; border-radius: 50px; padding: 2px 10px;
  font-size: .68rem; font-weight: 700; text-transform: uppercase;
  background: rgba(255,0,102,.2); color: var(--pink-light);
}
.diff-pill.easy    { background: rgba(0,230,118,.15); color: #00e676; }
.diff-pill.medium  { background: rgba(255,171,0,.15); color: #ffab00; }
.diff-pill.hard    { background: rgba(255,109,0,.15); color: #ff6d00; }
.diff-pill.extreme { background: rgba(255,23,68,.15); color: #ff1744; }


/* ── Game-Over Modal ──────────────────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(0,0,0,.75);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  animation: fade-in .3s ease;
}
.modal-overlay[hidden] { display: none; }

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.modal-box {
  position: relative;
  background: var(--bg-mid);
  border: 1px solid rgba(255,0,102,.3);
  border-radius: 16px;
  padding: 40px 32px;
  max-width: 460px; width: 100%;
  text-align: center;
  box-shadow: 0 0 80px rgba(255,0,102,.3);
  animation: slide-up .4s cubic-bezier(.4,0,.2,1);
}
@keyframes slide-up {
  from { transform: translateY(30px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.modal-confetti {
  position: absolute; top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--pink), var(--gold), var(--pink));
  border-radius: 16px 16px 0 0;
}

.modal-title { font-size: 2rem; margin-bottom: 6px; }
.modal-sub   { color: var(--text-muted); margin-bottom: 24px; }

.modal-stats {
  display: flex; justify-content: center; gap: 24px;
  flex-wrap: wrap; margin-bottom: 20px;
}
.modal-stat { display: flex; flex-direction: column; gap: 4px; }
.modal-stat-label { font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-muted); }
.modal-stat-value {
  font-size: 1.4rem; font-weight: 800; color: var(--text);
}
.modal-stat-value.highlight { color: var(--gold); }

.modal-save-msg { font-size: .8rem; color: var(--text-muted); margin-bottom: 20px; min-height: 1.2em; }

.modal-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.btn-primary, .btn-secondary {
  padding: 12px 28px; border-radius: 50px;
  font-size: .95rem; font-weight: 700; cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
  border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--pink), var(--pink-dark));
  color: #fff;
  box-shadow: 0 4px 16px rgba(255,0,102,.4);
}
.btn-primary:hover  { transform: translateY(-2px); box-shadow: 0 6px 24px rgba(255,0,102,.5); }
.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid rgba(255,255,255,.12);
}
.btn-secondary:hover { transform: translateY(-2px); border-color: var(--pink); }


/* ── Loading overlay ────────────────────────────────────────────── */
.loading-overlay {
  position: fixed; inset: 0; z-index: 600;
  background: var(--bg-deep);
  display: none; flex-direction: column;
  align-items: center; justify-content: center; gap: 20px;
}

.loading-spinner {
  width: 52px; height: 52px;
  border: 4px solid rgba(255,255,255,.1);
  border-top-color: var(--pink);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-text { color: var(--text-muted); font-size: 1rem; }

/* ============================================================
   HIDE SCORE (for topbar and modal - kept in HTML for data tracking)
   ============================================================ */
/* Hide score stat-box in topbar */
.topbar-stats .stat-box:nth-child(2) { display: none; }

/* Hide score in end-game modal (3rd modal-stat = score) */
.modal-stats .modal-stat:nth-of-type(3) { display: none; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 600px) {
  .form-card { padding: 24px 16px; }
  .game-topbar { padding: 8px 12px; gap: 8px; }
  .topbar-stats { gap: 6px; }
  .stat-box { padding: 5px 10px; }
  .board-wrapper { padding: 8px; }
  .modal-box { padding: 28px 20px; }
  .modal-stats { gap: 16px; }
  .leaderboard-section { padding: 16px; }
  .site-header-title { font-size: 1.05rem; letter-spacing: .04em; }
}