/* assets/css/style.css */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Sora:wght@400;600;700;800&display=swap');

:root {
  --indigo-900: #1e1b4b;
  --indigo-800: #312e81;
  --indigo-700: #3730a3;
  --indigo-600: #4f46e5;
  --indigo-500: #6366f1;
  --indigo-400: #818cf8;
  --indigo-100: #e0e7ff;
  --indigo-50:  #eef2ff;

  --amber-500: #f59e0b;
  --amber-400: #fbbf24;
  --amber-300: #fcd34d;
  --amber-100: #fef3c7;

  --green-500: #22c55e;
  --green-100: #dcfce7;
  --red-500:   #ef4444;
  --red-100:   #fee2e2;
  --gray-900:  #111827;
  --gray-800:  #1f2937;
  --gray-700:  #374151;
  --gray-600:  #4b5563;
  --gray-400:  #9ca3af;
  --gray-200:  #e5e7eb;
  --gray-100:  #f3f4f6;
  --white:     #ffffff;

  --font-display: 'Sora', sans-serif;
  --font-body:    'Inter', sans-serif;
  --radius:       12px;
  --radius-sm:    8px;
  --shadow:       0 4px 24px rgba(79,70,229,.12);
  --shadow-lg:    0 8px 40px rgba(79,70,229,.18);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--indigo-900);
  color: var(--white);
  min-height: 100vh;
}

/* ─── NAV ─── */
.nav {
  background: rgba(30,27,75,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(99,102,241,.3);
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--amber-400);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}
.nav-brand span { color: var(--indigo-400); }
.nav a {
  color: var(--indigo-300, #a5b4fc);
  text-decoration: none;
  font-size: .875rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: background .15s;
}
.nav a:hover { background: rgba(99,102,241,.2); color: var(--white); }

/* ─── CARDS ─── */
.card {
  background: rgba(49,46,129,.5);
  border: 1px solid rgba(99,102,241,.3);
  border-radius: var(--radius);
  padding: 24px;
  backdrop-filter: blur(8px);
}
.card-glass {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  padding: 24px;
}

/* ─── BUTTONS ─── */
.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .875rem;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all .15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}
.btn-primary   { background: var(--indigo-600); color: var(--white); }
.btn-primary:hover   { background: var(--indigo-500); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-amber     { background: var(--amber-500); color: var(--gray-900); }
.btn-amber:hover     { background: var(--amber-400); transform: translateY(-1px); }
.btn-green     { background: var(--green-500); color: var(--white); }
.btn-green:hover     { background: #16a34a; }
.btn-red       { background: var(--red-500); color: var(--white); }
.btn-red:hover       { background: #dc2626; }
.btn-ghost     { background: transparent; border: 1px solid rgba(99,102,241,.5); color: var(--indigo-400); }
.btn-ghost:hover     { background: rgba(99,102,241,.2); color: var(--white); }
.btn-lg        { font-size: 1rem; padding: 14px 28px; border-radius: var(--radius); }
.btn-xl        { font-size: 1.125rem; padding: 18px 36px; border-radius: var(--radius); font-family: var(--font-display); font-weight: 700; }
.btn:disabled  { opacity: .5; cursor: not-allowed; transform: none !important; }

/* ─── FORMS ─── */
.form-group { margin-bottom: 16px; }
label {
  display: block;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--indigo-400);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
input[type=text], input[type=password], input[type=number],
select, textarea {
  width: 100%;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(99,102,241,.3);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: .9375rem;
  transition: border-color .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--indigo-500);
  background: rgba(255,255,255,.1);
}
select option { background: var(--indigo-800); color: var(--white); }
textarea { resize: vertical; min-height: 80px; }

/* ─── ALERTS ─── */
.alert { padding: 12px 16px; border-radius: var(--radius-sm); font-size: .875rem; margin-bottom: 16px; }
.alert-success { background: rgba(34,197,94,.15); border: 1px solid rgba(34,197,94,.4); color: #86efac; }
.alert-error   { background: rgba(239,68,68,.15);  border: 1px solid rgba(239,68,68,.4);  color: #fca5a5; }
.alert-info    { background: rgba(99,102,241,.15); border: 1px solid rgba(99,102,241,.4); color: var(--indigo-400); }
.alert-amber   { background: rgba(245,158,11,.15); border: 1px solid rgba(245,158,11,.4); color: var(--amber-300); }

/* ─── BADGES ─── */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 999px;
  font-size: .75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .04em;
}
.badge-indigo { background: rgba(99,102,241,.2); color: var(--indigo-400); border: 1px solid rgba(99,102,241,.4); }
.badge-amber  { background: rgba(245,158,11,.2);  color: var(--amber-400);  border: 1px solid rgba(245,158,11,.4); }
.badge-green  { background: rgba(34,197,94,.2);   color: #4ade80;           border: 1px solid rgba(34,197,94,.4); }
.badge-red    { background: rgba(239,68,68,.2);   color: #f87171;           border: 1px solid rgba(239,68,68,.4); }

/* ─── TABLES ─── */
table { width: 100%; border-collapse: collapse; }
th {
  font-size: .75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .06em; color: var(--indigo-400);
  padding: 10px 14px; border-bottom: 1px solid rgba(99,102,241,.2);
  text-align: left;
}
td { padding: 10px 14px; border-bottom: 1px solid rgba(255,255,255,.05); font-size: .875rem; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(99,102,241,.07); }

/* ─── SCORE TABLE ─── */
.rank-1 td:first-child { color: var(--amber-400); font-weight: 700; }
.rank-2 td:first-child { color: var(--gray-400); font-weight: 600; }
.rank-3 td:first-child { color: #cd7f32; font-weight: 600; }

/* ─── LOGIN PAGE ─── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at 30% 20%, rgba(99,102,241,.25) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 80%, rgba(245,158,11,.1) 0%, transparent 50%),
              var(--indigo-900);
}
.login-box {
  width: 100%;
  max-width: 420px;
  padding: 48px 40px;
  background: rgba(49,46,129,.6);
  border: 1px solid rgba(99,102,241,.3);
  border-radius: 20px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
}
.login-logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--amber-400);
  text-align: center;
  margin-bottom: 8px;
}
.login-sub {
  text-align: center;
  color: var(--indigo-400);
  font-size: .875rem;
  margin-bottom: 32px;
}

/* ─── QUESTION CARD ─── */
.question-card {
  background: linear-gradient(135deg, rgba(49,46,129,.8), rgba(30,27,75,.9));
  border: 1px solid rgba(99,102,241,.4);
  border-radius: 16px;
  padding: 28px;
}
.question-number {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--amber-400);
  margin-bottom: 12px;
}
.question-text {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: 24px;
}
.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.option-btn {
  background: rgba(255,255,255,.06);
  border: 2px solid rgba(99,102,241,.3);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  cursor: pointer;
  text-align: left;
  color: var(--white);
  font-family: var(--font-body);
  font-size: .9rem;
  transition: all .15s;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.option-btn:hover:not(:disabled) {
  background: rgba(99,102,241,.2);
  border-color: var(--indigo-500);
  transform: translateY(-2px);
}
.option-btn.selected  { background: rgba(99,102,241,.3); border-color: var(--indigo-500); }
.option-btn.correct   { background: rgba(34,197,94,.2);  border-color: var(--green-500); }
.option-btn.wrong     { background: rgba(239,68,68,.2);  border-color: var(--red-500); }
.option-btn:disabled  { cursor: default; }
.option-letter {
  width: 26px; height: 26px;
  background: rgba(99,102,241,.3);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .8rem; flex-shrink: 0;
}

/* ─── LIVE RESULTS ─── */
.live-layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 0;
  height: calc(100vh - 60px);
}
.live-left {
  padding: 24px;
  overflow-y: auto;
  border-right: 1px solid rgba(99,102,241,.2);
}
.live-right {
  padding: 20px;
  overflow-y: auto;
  background: rgba(30,27,75,.6);
}

/* ─── LEADERBOARD ─── */
.leaderboard-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 6px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.06);
  transition: all .3s;
}
.leaderboard-item.rank-1 { background: rgba(245,158,11,.1); border-color: rgba(245,158,11,.3); }
.leaderboard-item.rank-2 { background: rgba(156,163,175,.08); border-color: rgba(156,163,175,.2); }
.leaderboard-item.rank-3 { background: rgba(205,127,50,.08); border-color: rgba(205,127,50,.2); }
.lb-rank { width: 28px; text-align: center; font-weight: 800; font-size: .9rem; }
.lb-name { flex: 1; font-weight: 600; font-size: .9rem; }
.lb-score { font-family: var(--font-display); font-weight: 700; color: var(--amber-400); }
.lb-rounds { display: flex; gap: 3px; flex-wrap: wrap; }
.lb-round-dot {
  width: 20px; height: 20px; border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  font-size: .65rem; font-weight: 700;
  background: rgba(99,102,241,.2); color: var(--indigo-400);
}
.lb-round-dot.done { background: rgba(34,197,94,.2); color: #4ade80; }

/* ─── ROUND STATUS ─── */
.round-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(245,158,11,.15);
  border: 1px solid rgba(245,158,11,.4);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: .8rem;
  font-weight: 700;
  color: var(--amber-400);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.pulse {
  width: 8px; height: 8px;
  background: var(--amber-400);
  border-radius: 50%;
  animation: pulse 1.4s infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .5; transform: scale(1.3); }
}

/* ─── CONTROLLER ─── */
.controller-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 20px;
  padding: 20px;
  min-height: calc(100vh - 60px);
}
.contestant-slots {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.contestant-slot {
  background: rgba(255,255,255,.04);
  border: 2px solid rgba(99,102,241,.2);
  border-radius: var(--radius-sm);
  padding: 12px;
  text-align: center;
  font-size: .8rem;
  transition: all .3s;
}
.contestant-slot.active   { border-color: var(--amber-500); background: rgba(245,158,11,.1); }
.contestant-slot.answered-correct { border-color: var(--green-500); background: rgba(34,197,94,.1); }
.contestant-slot.answered-wrong   { border-color: var(--red-500); background: rgba(239,68,68,.1); }
.contestant-slot.bonus    { border-color: var(--indigo-500); background: rgba(99,102,241,.1); }

/* ─── TIMER ─── */
.timer-ring {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px; height: 80px;
  border-radius: 50%;
  border: 4px solid var(--amber-500);
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--amber-400);
  margin: 0 auto 16px;
}
.timer-ring.urgent { border-color: var(--red-500); color: var(--red-500); animation: shake .3s infinite; }
@keyframes shake {
  0%,100% { transform: translateX(0); }
  25%      { transform: translateX(-3px); }
  75%      { transform: translateX(3px); }
}

/* ─── RAPID FIRE ─── */
.rf-questions-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.rf-question-item {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(99,102,241,.2);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  cursor: pointer;
  transition: all .2s;
}
.rf-question-item:hover:not(.answered) { border-color: var(--indigo-500); background: rgba(99,102,241,.1); }
.rf-question-item.answered-correct { border-color: var(--green-500); background: rgba(34,197,94,.08); }
.rf-question-item.answered-wrong   { border-color: var(--red-500);   background: rgba(239,68,68,.08); }
.rf-progress { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.rf-dot {
  width: 28px; height: 28px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem; font-weight: 700;
  background: rgba(255,255,255,.07);
  color: var(--gray-400);
  border: 1px solid rgba(255,255,255,.1);
}
.rf-dot.correct { background: rgba(34,197,94,.2); color: #4ade80; border-color: rgba(34,197,94,.4); }
.rf-dot.wrong   { background: rgba(239,68,68,.2); color: #f87171; border-color: rgba(239,68,68,.4); }
.rf-dot.current { background: rgba(245,158,11,.2); color: var(--amber-400); border-color: rgba(245,158,11,.4); }

/* ─── WAITING SCREEN ─── */
.waiting-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  padding: 40px;
  background: radial-gradient(ellipse at center, rgba(99,102,241,.2) 0%, transparent 70%), var(--indigo-900);
}
.waiting-logo {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--amber-400);
  margin-bottom: 8px;
}
.waiting-subtitle {
  font-size: 1.1rem;
  color: var(--indigo-400);
  margin-bottom: 32px;
}
.waiting-spinner {
  width: 48px; height: 48px;
  border: 4px solid rgba(99,102,241,.2);
  border-top-color: var(--indigo-500);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 16px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ─── ADMIN ─── */
.admin-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: calc(100vh - 60px);
}
.admin-sidebar {
  background: rgba(30,27,75,.8);
  border-right: 1px solid rgba(99,102,241,.2);
  padding: 20px 0;
}
.admin-sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  color: var(--indigo-400);
  text-decoration: none;
  font-size: .875rem;
  font-weight: 500;
  transition: all .15s;
  border-left: 3px solid transparent;
}
.admin-sidebar-link:hover, .admin-sidebar-link.active {
  color: var(--white);
  background: rgba(99,102,241,.1);
  border-left-color: var(--indigo-500);
}
.admin-content { padding: 24px; overflow-y: auto; }

/* ─── RESULT PAGE ─── */
.podium {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}
.podium-place {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.podium-avatar {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--indigo-600);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  border: 3px solid var(--indigo-500);
}
.podium-place.p1 .podium-avatar { border-color: var(--amber-400); width: 80px; height: 80px; font-size: 1.8rem; }
.podium-block {
  width: 100px;
  background: rgba(99,102,241,.3);
  border-radius: 8px 8px 0 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; font-size: .8rem;
  padding: 10px 0;
}
.podium-place.p1 .podium-block { height: 100px; background: rgba(245,158,11,.3); width: 120px; }
.podium-place.p2 .podium-block { height: 70px; }
.podium-place.p3 .podium-block { height: 50px; }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  .live-layout { grid-template-columns: 1fr; height: auto; }
  .live-right  { border-top: 1px solid rgba(99,102,241,.2); }
  .options-grid { grid-template-columns: 1fr; }
  .contestant-slots { grid-template-columns: repeat(2,1fr); }
  .controller-layout { grid-template-columns: 1fr; }
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar { display: none; }
}

/* Utility */
.text-amber { color: var(--amber-400); }
.text-indigo { color: var(--indigo-400); }
.text-green  { color: #4ade80; }
.text-red    { color: #f87171; }
.text-muted  { color: var(--gray-400); }
.text-sm { font-size: .875rem; }
.text-xs { font-size: .75rem; }
.font-display { font-family: var(--font-display); }
.fw-700 { font-weight: 700; }
.fw-800 { font-weight: 800; }
.mb-4 { margin-bottom: 4px; }
.mb-8 { margin-bottom: 8px; }
.mb-12{ margin-bottom: 12px; }
.mb-16{ margin-bottom: 16px; }
.mb-24{ margin-bottom: 24px; }
.mb-32{ margin-bottom: 32px; }
.mt-16{ margin-top: 16px; }
.mt-24{ margin-top: 24px; }
.flex  { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.w-full { width: 100%; }
.h1 { font-family: var(--font-display); font-size: 1.75rem; font-weight: 800; margin-bottom: 4px; }
.h2 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; margin-bottom: 4px; }
.h3 { font-family: var(--font-display); font-size: 1rem;    font-weight: 700; margin-bottom: 4px; }
.separator { border: none; border-top: 1px solid rgba(255,255,255,.08); margin: 20px 0; }