/* ==========================================================================
   SınavaHazırlık.tr - Ortak Alt Sayfa (Subpages) Tasarım Sistemi
   Mobil ve Web Uyumlu, Modern Mavi-Mor Vurgulu, Hızlı ve Akıcı Arayüz
   ========================================================================== */

:root {
  --sp-primary: #2563eb;
  --sp-primary-dark: #1d4ed8;
  --sp-purple: #7c3aed;
  --sp-gradient: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
  --sp-gradient-subtle: linear-gradient(135deg, rgba(37, 99, 235, 0.06) 0%, rgba(124, 58, 237, 0.08) 100%);
  --sp-bg: #f8fafc;
  --sp-card-bg: #ffffff;
  --sp-border: #e2e8f0;
  --sp-text-main: #0f172a;
  --sp-text-muted: #64748b;
  --sp-radius: 20px;
  --sp-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --sp-shadow-hover: 0 20px 35px -5px rgba(99, 102, 241, 0.22);
}

body.subpage-body {
  background-color: var(--sp-bg) !important;
  color: var(--sp-text-main) !important;
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif !important;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

/* 1. Ortak Hero Alanı */
.subpage-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #1e3a8a 100%);
  color: #ffffff;
  padding: 64px 24px 72px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.subpage-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 140%;
  height: 200%;
  background: radial-gradient(circle at 50% 30%, rgba(124, 58, 237, 0.22) 0%, transparent 65%);
  pointer-events: none;
}

.subpage-hero-inner {
  position: relative;
  max-width: 920px;
  margin: 0 auto;
  z-index: 2;
}

.subpage-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fde047;
  backdrop-filter: blur(8px);
  margin-bottom: 18px;
}

.subpage-title {
  font-family: 'Manrope', sans-serif;
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.subpage-title span.highlight {
  background: linear-gradient(135deg, #60a5fa 0%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subpage-desc {
  font-size: clamp(14px, 1.6vw, 17px);
  line-height: 1.65;
  color: #cbd5e1;
  max-width: 740px;
  margin: 0 auto 28px;
}

/* Breadcrumb */
.subpage-crumbs {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #94a3b8;
  margin-top: 10px;
}
.subpage-crumbs a {
  color: #cbd5e1;
  text-decoration: none;
  transition: color 0.2s;
}
.subpage-crumbs a:hover {
  color: #60a5fa;
}
.subpage-crumbs span.current {
  color: #f8fafc;
  font-weight: 600;
}

/* 2. Ana Kapsayıcı */
.subpage-container {
  max-width: 1400px;
  margin: -36px auto 100px;
  padding: 0 clamp(16px, 3vw, 40px);
  position: relative;
  z-index: 10;
}

/* 3. İstatistik ve Özet Çubuğu */
.subpage-stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  background: #ffffff;
  border: 1px solid var(--sp-border);
  border-radius: var(--sp-radius);
  padding: 20px 24px;
  box-shadow: var(--sp-shadow);
  margin-bottom: 32px;
}

.subpage-stat-item {
  display: flex;
  align-items: center;
  gap: 16px;
}

.subpage-stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--sp-gradient-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--sp-primary);
  flex-shrink: 0;
}
.subpage-stat-icon svg,
.subpage-card-icon svg {
  width: 24px;
  height: 24px;
  stroke: currentColor;
  stroke-width: 2;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.subpage-stat-info b {
  display: block;
  font-family: 'Manrope', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: var(--sp-text-main);
  line-height: 1.2;
}

.subpage-stat-info small {
  font-size: 12px;
  color: var(--sp-text-muted);
  font-weight: 600;
}

/* 4. Filtreleme ve Arama Çubuğu */
.subpage-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 28px;
  background: #ffffff;
  padding: 14px 20px;
  border-radius: var(--sp-radius);
  border: 1px solid var(--sp-border);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.subpage-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.subpage-tab-btn {
  border: 1px solid var(--sp-border);
  background: #ffffff;
  color: var(--sp-text-muted);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
}

.subpage-tab-btn:hover {
  background: #f1f5f9;
  color: var(--sp-text-main);
  border-color: #cbd5e1;
}

.subpage-tab-btn.active {
  background: var(--sp-gradient);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.subpage-search {
  position: relative;
  min-width: 260px;
  flex: 0 1 320px;
}

.subpage-search input {
  width: 100%;
  height: 42px;
  padding: 0 38px 0 16px;
  border-radius: 999px;
  border: 1px solid var(--sp-border);
  background: #f8fafc;
  font-size: 13px;
  color: var(--sp-text-main);
  outline: none;
  transition: all 0.2s;
  box-sizing: border-box;
  font-family: inherit;
}

.subpage-search input:focus {
  background: #ffffff;
  border-color: var(--sp-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.subpage-search svg {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  fill: var(--sp-text-muted);
  pointer-events: none;
}

/* 5. Ortak Kart Izgarası (Full Width Responsive Grid) */
.subpage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.subpage-card {
  background: #ffffff;
  border: 1px solid var(--sp-border);
  border-radius: var(--sp-radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--sp-shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  position: relative;
  overflow: hidden;
}

.subpage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sp-shadow-hover);
  border-color: #818cf8;
}

.subpage-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.subpage-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--sp-gradient-subtle);
  color: var(--sp-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.subpage-card-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(37, 99, 235, 0.1);
  color: var(--sp-primary);
}

.subpage-card-badge.badge-green {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
}
.subpage-card-badge.badge-amber {
  background: rgba(245, 158, 11, 0.12);
  color: #d97706;
}
.subpage-card-badge.badge-purple {
  background: rgba(124, 58, 237, 0.12);
  color: #7c3aed;
}

.subpage-card h3 {
  font-family: 'Manrope', sans-serif;
  font-size: 19px;
  font-weight: 800;
  color: var(--sp-text-main);
  margin: 0 0 8px;
  line-height: 1.3;
}

.subpage-card p {
  font-size: 13px;
  color: var(--sp-text-muted);
  line-height: 1.6;
  margin: 0 0 20px;
  flex-grow: 1;
}

.subpage-card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px dashed var(--sp-border);
  margin-bottom: 18px;
  font-size: 11.5px;
  color: #475569;
}

.subpage-card-meta span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-weight: 600;
}

.subpage-card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 44px;
  border-radius: 12px;
  background: var(--sp-gradient);
  color: #ffffff;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  box-sizing: border-box;
}

.subpage-card-btn:hover {
  opacity: 0.95;
  transform: scale(1.01);
}

.subpage-card-btn span.arrow {
  transition: transform 0.2s ease;
}
.subpage-card:hover .subpage-card-btn span.arrow {
  transform: translateX(4px);
}

/* 6. Yapay Zekâ Özel Sınıf Arayüzü */
.ai-workspace {
  background: #ffffff;
  border: 1px solid var(--sp-border);
  border-radius: var(--sp-radius);
  box-shadow: var(--sp-shadow);
  padding: 32px;
  margin-bottom: 40px;
}

.ai-chips-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.ai-chip {
  background: #f1f5f9;
  border: 1px solid var(--sp-border);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 12.5px;
  font-weight: 700;
  color: #334155;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.ai-chip:hover {
  background: #e2e8f0;
  color: var(--sp-primary);
  border-color: #cbd5e1;
}

.ai-chat-box {
  background: #f8fafc;
  border: 1px solid var(--sp-border);
  border-radius: 16px;
  padding: 24px;
  min-height: 280px;
  max-height: 480px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

.ai-msg {
  display: flex;
  gap: 12px;
  max-width: 85%;
}
.ai-msg.user {
  align-self: flex-end;
  flex-direction: row-reverse;
}
.ai-msg.bot {
  align-self: flex-start;
}

.ai-msg-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
  background: var(--sp-gradient);
  color: #fff;
}
.ai-msg.user .ai-msg-avatar {
  background: #0f172a;
}

.ai-msg-bubble {
  padding: 14px 18px;
  border-radius: 18px;
  font-size: 13.5px;
  line-height: 1.6;
}
.ai-msg.bot .ai-msg-bubble {
  background: #ffffff;
  border: 1px solid var(--sp-border);
  color: var(--sp-text-main);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}
.ai-msg.user .ai-msg-bubble {
  background: var(--sp-gradient);
  color: #ffffff;
}

.ai-input-wrap {
  display: flex;
  gap: 12px;
}
.ai-input-wrap textarea {
  flex: 1;
  border: 1px solid var(--sp-border);
  border-radius: 14px;
  padding: 12px 16px;
  font-size: 14px;
  font-family: inherit;
  resize: none;
  height: 52px;
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
}
.ai-input-wrap textarea:focus {
  border-color: var(--sp-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.ai-send-btn {
  background: var(--sp-gradient);
  color: #ffffff;
  border: none;
  border-radius: 14px;
  padding: 0 24px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: opacity 0.2s;
}
.ai-send-btn:hover {
  opacity: 0.9;
}

/* 7. Çıkmış Sorular Tablosu */
.past-table-wrap {
  background: #ffffff;
  border-radius: var(--sp-radius);
  border: 1px solid var(--sp-border);
  overflow: hidden;
  box-shadow: var(--sp-shadow);
  margin-top: 24px;
}
.past-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13.5px;
}
.past-table th {
  background: #f1f5f9;
  padding: 14px 18px;
  font-weight: 800;
  color: #334155;
  border-bottom: 1px solid var(--sp-border);
}
.past-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--sp-border);
  color: var(--sp-text-main);
}
.past-table tr:last-child td {
  border-bottom: none;
}
.past-table tr:hover td {
  background: #f8fafc;
}

/* Mobil Uyumluluk */
@media (max-width: 768px) {
  .subpage-hero {
    padding: 44px 18px 56px;
  }
  .subpage-container {
    margin-top: -24px;
    padding: 0 14px;
  }
  .subpage-stats-bar {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .subpage-controls {
    flex-direction: column;
    align-items: stretch;
  }
  .subpage-search {
    min-width: 100%;
  }
  .subpage-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .ai-workspace {
    padding: 20px 16px;
  }
  .ai-msg {
    max-width: 95%;
  }
  .ai-input-wrap {
    flex-direction: column;
  }
  .ai-send-btn {
    height: 44px;
    justify-content: center;
  }
}

/* Kurumsal yeşil sınavlar teması */
body.subpage-body {
  --sp-primary: #0f766b;
  --sp-primary-dark: #07584f;
  --sp-purple: #16a377;
  --sp-gradient: linear-gradient(135deg, #0f766b 0%, #07584f 100%);
  --sp-gradient-subtle: linear-gradient(135deg, rgba(15, 118, 107, .08), rgba(22, 163, 119, .12));
  --sp-bg: #eef7f3;
  --sp-shadow-hover: 0 20px 35px -5px rgba(7, 88, 79, .2);
}

.subpage-hero {
  background: linear-gradient(135deg, #063d35 0%, #0b665a 52%, #0f766b 100%);
}

.subpage-hero::before {
  background: radial-gradient(circle at 50% 25%, rgba(245, 189, 25, .15), transparent 62%);
}

.subpage-title span.highlight {
  background: linear-gradient(135deg, #f5bd19 0%, #f8dd72 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subpage-crumbs a:hover,
.subpage-card-btn,
.subpage-tab-btn.active {
  color: #fff;
}

.subpage-card:hover {
  border-color: #53a58d;
}

@media (max-width: 768px) {
  html, body.subpage-body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  .subpage-hero {
    padding: 38px 16px 52px;
  }

  .subpage-title {
    font-size: clamp(30px, 9vw, 40px);
    line-height: 1.12;
    overflow-wrap: anywhere;
  }

  .subpage-desc {
    font-size: 14px;
  }

  .subpage-stats-bar,
  .subpage-controls,
  .subpage-card {
    width: 100%;
    min-width: 0;
  }

  .subpage-tabs {
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
  }

  .subpage-tab-btn {
    flex: 0 0 auto;
    white-space: nowrap;
  }
}