/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

/* ── DESIGN TOKENS ── */
[data-theme="dark"] {
  --bg:        #0d0f14;
  --bg2:       #141720;
  --bg3:       #1c2030;
  --surface:   #1e2235;
  --surface2:  #262b40;
  --border:    rgba(255,255,255,.07);
  --text:      #e8ecf4;
  --text2:     #8b92ad;
  --accent:    #c9a84c;
  --accent2:   #e8c97a;
  --accent-bg: rgba(201,168,76,.12);
  --green:     #2ecc71;
  --green-bg:  rgba(46,204,113,.15);
  --red:       #e74c3c;
  --red-bg:    rgba(231,76,60,.15);
  --shadow:    0 8px 40px rgba(0,0,0,.5);
  --glow:      0 0 60px rgba(201,168,76,.15);
}
[data-theme="light"] {
  --bg:        #f5f0e8;
  --bg2:       #ede6d6;
  --bg3:       #e4dac8;
  --surface:   #ffffff;
  --surface2:  #f7f3ec;
  --border:    rgba(0,0,0,.08);
  --text:      #1a1a2e;
  --text2:     #6b7280;
  --accent:    #a07828;
  --accent2:   #c9a84c;
  --accent-bg: rgba(160,120,40,.1);
  --green:     #16a34a;
  --green-bg:  rgba(22,163,74,.12);
  --red:       #dc2626;
  --red-bg:    rgba(220,38,38,.12);
  --shadow:    0 8px 40px rgba(0,0,0,.12);
  --glow:      0 0 40px rgba(160,120,40,.1);
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background .3s, color .3s;
}

/* ── NAVBAR ── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.5rem;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}
.nav-logo { display: flex; align-items: center; gap: .5rem; }
.logo-icon { font-size: 1.4rem; color: var(--accent); }
.logo-text {
  font-family: 'Amiri', serif;
  font-size: 1.3rem; font-weight: 700;
  color: var(--accent);
  letter-spacing: .03em;
}
.nav-actions { display: flex; gap: .5rem; }
.btn-icon {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); border-radius: 10px;
  width: 40px; height: 40px; font-size: 1.1rem;
  cursor: pointer; transition: all .2s;
  display: flex; align-items: center; justify-content: center;
}
.btn-icon:hover { background: var(--surface2); border-color: var(--accent); }

/* ── SCREENS ── */
.screen {
  display: none; min-height: 100vh;
  padding: 5rem 1rem 2rem;
  position: relative;
  align-items: center; justify-content: center;
}
.screen.active { display: flex; flex-direction: column; }
.screen-inner { width: 100%; max-width: 600px; margin: auto; }

/* ── HOME ── */
.home-hero {
  position: relative; z-index: 2;
  text-align: center; padding: 2rem 1rem;
}
.arabic-watermark {
  font-family: 'Amiri', serif;
  font-size: clamp(2rem, 8vw, 4.5rem);
  color: var(--accent);
  opacity: .12;
  position: absolute; top: -1rem; left: 50%;
  transform: translateX(-50%);
  pointer-events: none;
  white-space: nowrap;
}
.hero-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: clamp(2.2rem, 7vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
  position: relative;
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
  font-family: 'Amiri', serif;
}
.hero-sub {
  color: var(--text2); font-size: .95rem;
  letter-spacing: .15em; text-transform: uppercase;
  margin-bottom: 3rem;
}
.name-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: var(--shadow);
  display: flex; flex-direction: column; gap: 1rem;
  max-width: 380px; margin: 0 auto;
}
.name-label { font-size: .85rem; color: var(--text2); font-weight: 600; text-align: left; }
.name-input {
  background: var(--bg3);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: .8rem 1rem;
  color: var(--text);
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color .2s;
}
.name-input::placeholder { color: var(--text2); }
.name-input:focus { border-color: var(--accent); }

/* ── BUTTONS ── */
.btn-primary {
  background: var(--accent);
  color: #0d0f14;
  border: none; border-radius: 12px;
  padding: .85rem 1.5rem;
  font-size: 1rem; font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: all .2s;
  box-shadow: 0 4px 20px rgba(201,168,76,.3);
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); box-shadow: 0 6px 28px rgba(201,168,76,.4); }
.btn-primary:active { transform: translateY(0); }
.btn-outline {
  background: transparent;
  border: 1.5px solid var(--accent);
  color: var(--accent);
  border-radius: 12px;
  padding: .85rem 1.5rem;
  font-size: 1rem; font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: all .2s;
}
.btn-outline:hover { background: var(--accent-bg); }
.btn-outline.small { padding: .4rem .9rem; font-size: .85rem; }

/* ── ORB BACKGROUND ── */
.orbs { position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.orb {
  position: absolute; border-radius: 50%;
  filter: blur(80px); opacity: .35;
  animation: float 8s ease-in-out infinite;
}
.orb1 { width: 400px; height: 400px; background: radial-gradient(circle, #c9a84c44, transparent); top: -100px; right: -100px; animation-delay: 0s; }
.orb2 { width: 300px; height: 300px; background: radial-gradient(circle, #3b82f655, transparent); bottom: 0; left: -80px; animation-delay: -3s; }
.orb3 { width: 200px; height: 200px; background: radial-gradient(circle, #8b5cf655, transparent); top: 40%; left: 40%; animation-delay: -5s; }
@keyframes float {
  0%,100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}

/* ── CATEGORIES ── */
.section-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 1.6rem; font-weight: 800;
  margin-bottom: .4rem;
  text-align: center;
}
.section-sub { color: var(--text2); text-align: center; margin-bottom: 2rem; font-size: .95rem; }
.categories-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.cat-card {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 18px;
  padding: 1.5rem 1.2rem;
  cursor: pointer;
  transition: all .25s;
  display: flex; flex-direction: column; gap: .3rem;
  text-align: left;
  position: relative; overflow: hidden;
}
.cat-card::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--accent-bg), transparent);
  opacity: 0; transition: opacity .25s;
}
.cat-card:hover { border-color: var(--accent); transform: translateY(-3px); box-shadow: var(--glow); }
.cat-card:hover::before { opacity: 1; }
.cat-icon { font-size: 2rem; margin-bottom: .3rem; }
.cat-name { font-size: 1.1rem; font-weight: 700; color: var(--text); }
.cat-desc { font-size: .8rem; color: var(--text2); }
.cat-count { font-size: .75rem; color: var(--accent); font-weight: 600; margin-top: .3rem; }

/* ── QUIZ ── */
.quiz-container {
  width: 100%; max-width: 580px; margin: auto;
  display: flex; flex-direction: column; gap: 1.2rem;
}
.quiz-header { display: flex; flex-direction: column; gap: .6rem; }
.quiz-meta { display: flex; justify-content: space-between; align-items: center; }
.quiz-cat-badge {
  background: var(--accent-bg);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: .78rem; font-weight: 700;
  padding: .25rem .7rem; border-radius: 20px;
  text-transform: uppercase; letter-spacing: .05em;
}
.quiz-score-live { font-size: .85rem; color: var(--text2); }
.quiz-score-live strong { color: var(--accent); font-size: 1rem; }
.progress-bar-wrap {
  height: 5px; background: var(--surface2);
  border-radius: 10px; overflow: hidden;
}
.progress-bar {
  height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 10px;
  transition: width .5s cubic-bezier(.4,0,.2,1);
  width: 10%;
}
.quiz-counter { font-size: .8rem; color: var(--text2); text-align: right; }

.question-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.8rem;
  box-shadow: var(--shadow);
}
.question-text {
  font-size: 1.15rem; font-weight: 600;
  line-height: 1.6;
  color: var(--text);
}

.answers-grid {
  display: flex; flex-direction: column; gap: .8rem;
}
.answer-btn {
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text);
  border-radius: 14px;
  padding: 1rem 1.2rem;
  font-size: 1rem; font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all .2s;
  text-align: left;
  line-height: 1.4;
}
.answer-btn:hover:not(:disabled) {
  border-color: var(--accent);
  background: var(--accent-bg);
  transform: translateX(4px);
}
.answer-btn:disabled { cursor: default; }
.answer-btn.correct {
  background: var(--green-bg);
  border-color: var(--green);
  color: var(--green);
  animation: pulse-green .4s ease;
}
.answer-btn.wrong {
  background: var(--red-bg);
  border-color: var(--red);
  color: var(--red);
  animation: shake .4s ease;
}
@keyframes pulse-green {
  0%,100% { transform: scale(1); }
  50% { transform: scale(1.02); }
}
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%,60% { transform: translateX(-6px); }
  40%,80% { transform: translateX(6px); }
}

.explanation-box {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: 14px;
  padding: 1.2rem 1.4rem;
  display: flex; flex-direction: column; gap: .8rem;
  animation: fadeUp .35s ease forwards;
}
.explanation-box.hidden { display: none; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.expl-icon { font-size: 1.2rem; }
.explanation-box p { font-size: .9rem; color: var(--text2); line-height: 1.6; }
.btn-next {
  align-self: flex-end;
  background: var(--accent);
  color: #0d0f14;
  border: none; border-radius: 10px;
  padding: .6rem 1.2rem;
  font-size: .9rem; font-weight: 700;
  font-family: inherit;
  cursor: pointer; transition: all .2s;
}
.btn-next:hover { background: var(--accent2); }

/* ── RÉSULTAT ── */
.result-container {
  text-align: center;
  max-width: 420px; margin: auto;
  display: flex; flex-direction: column;
  align-items: center; gap: 1rem;
}
.result-emoji { font-size: 5rem; animation: bounce 1s ease; }
@keyframes bounce { 0%,100% { transform: translateY(0); } 40% { transform: translateY(-20px); } }
.result-title { font-size: 2rem; font-weight: 800; }
.result-score { font-size: 1.1rem; color: var(--text2); }
.result-score strong { color: var(--accent); font-size: 1.4rem; }
.result-msg { font-size: .9rem; color: var(--text2); line-height: 1.5; }
.result-actions { display: flex; gap: 1rem; margin-top: 1rem; flex-wrap: wrap; justify-content: center; }

/* ── PANEL / OVERLAY ── */
.panel-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
}
.panel-overlay.hidden, .panel.hidden { display: none !important; }
.panel {
  position: fixed; right: 0; top: 0; bottom: 0; z-index: 201;
  width: min(420px, 100vw);
  background: var(--bg2);
  border-left: 1px solid var(--border);
  display: flex; flex-direction: column;
  animation: slideIn .3s ease;
}
@keyframes slideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}
.panel-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--border);
}
.panel-header h3 { font-size: 1.1rem; font-weight: 700; }
.btn-close {
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text2); border-radius: 8px;
  width: 32px; height: 32px; font-size: .9rem;
  cursor: pointer; transition: all .2s;
}
.btn-close:hover { color: var(--text); border-color: var(--red); }

.panel-tabs {
  display: flex; overflow-x: auto; gap: .4rem;
  padding: .8rem 1.2rem;
  border-bottom: 1px solid var(--border);
}
.tab-btn {
  background: none; border: 1.5px solid var(--border);
  color: var(--text2); border-radius: 8px;
  padding: .35rem .9rem; font-size: .82rem; font-weight: 600;
  font-family: inherit; cursor: pointer; white-space: nowrap;
  transition: all .2s;
}
.tab-btn.active, .tab-btn:hover {
  border-color: var(--accent); color: var(--accent);
  background: var(--accent-bg);
}
.leaderboard-list {
  flex: 1; overflow-y: auto;
  padding: 1rem 1.2rem;
  display: flex; flex-direction: column; gap: .6rem;
}
.lb-row {
  display: flex; align-items: center; gap: .9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: .8rem 1rem;
  transition: all .2s;
}
.lb-row:hover { border-color: var(--accent); }
.lb-rank {
  font-size: .85rem; font-weight: 800; color: var(--text2);
  min-width: 24px; text-align: center;
}
.lb-rank.gold { color: #FFD700; font-size: 1rem; }
.lb-rank.silver { color: #C0C0C0; font-size: 1rem; }
.lb-rank.bronze { color: #CD7F32; font-size: 1rem; }
.lb-name { flex: 1; font-weight: 600; font-size: .95rem; }
.lb-cat { font-size: .75rem; color: var(--text2); background: var(--bg3); padding: .15rem .5rem; border-radius: 6px; }
.lb-score { font-weight: 700; color: var(--accent); font-size: .95rem; }
.lb-me { border-color: var(--accent) !important; background: var(--accent-bg) !important; }
.loading-spinner { text-align: center; color: var(--text2); padding: 2rem; font-size: .9rem; }

/* ── SETTINGS ── */
.settings-body { padding: 1.2rem 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
.settings-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: .8rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-size: .95rem;
}
.toggle-btn {
  background: var(--surface2); border: 1.5px solid var(--accent);
  color: var(--accent); border-radius: 8px;
  padding: .35rem .9rem; font-size: .85rem; font-weight: 600;
  font-family: inherit; cursor: pointer;
}
.settings-divider { height: 1px; background: var(--border); margin: .5rem 0; }
.settings-info { font-size: .8rem; color: var(--text2); text-align: center; }

/* ── RESPONSIVE ── */
@media (max-width: 480px) {
  .categories-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 2rem; }
  .result-actions { flex-direction: column; }
}