/*
 * Kelime Haznem — Ortak Tasarım Sistemi
 * UI Refactor V1.2
 * Bağımlılık: Bootstrap 5 / Bootswatch Flatly + style.css (önce yüklenmeli)
 */

/* ═══════════════════════════════════════════════════════
   1. TASARIM TOKENLARİ (CSS Değişkenleri)
   ═══════════════════════════════════════════════════════ */
:root {
  /* Renkler */
  --color-primary:       #0b4b83;
  --color-primary-dark:  #083663;
  --color-primary-soft:  #e8f0fa;
  --color-success:       #2c9a55;
  --color-success-soft:  #eaf6ef;
  --color-warning:       #d97706;
  --color-warning-soft:  #fef3e2;
  --color-danger:        #c0392b;
  --color-danger-soft:   #fdecea;
  --color-info:          #0a6ea8;
  --color-info-soft:     #e8f4fb;
  --color-muted:         #5f6b7d;
  --color-bg:            #f5f7fa;
  --color-card:          #ffffff;
  --color-text:          #1f2937;
  --color-text-soft:     #374151;
  --border-color:        rgba(15, 23, 42, 0.08);
  --border-color-strong: rgba(15, 23, 42, 0.16);

  /* Köşe yarıçapları */
  --radius-sm:  0.35rem;
  --radius-md:  0.6rem;
  --radius-lg:  0.9rem;
  --radius-xl:  1.25rem;
  --radius-pill: 999px;

  /* Gölgeler */
  --shadow-sm:  0 1px 4px rgba(15, 23, 42, 0.06);
  --shadow-md:  0 4px 14px rgba(15, 23, 42, 0.09);
  --shadow-lg:  0 8px 28px rgba(15, 23, 42, 0.12);

  /* Boşluklar */
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2.5rem;
}


/* ═══════════════════════════════════════════════════════
   2. LAYOUT / SAYFA YAPISI
   ═══════════════════════════════════════════════════════ */

/* Sayfa kök sarıcısı — henüz sayfalarda kullanılmıyor,
   sonraki refactor aşamasında app-wrapper'ın yerini alacak */
.app-page {
  min-height: calc(100vh - 52px);
  background: var(--color-bg);
  padding: var(--space-md) var(--space-lg);
}

/* İçerik genişlikleri */
.app-container {
  max-width: 960px;
  width: 100%;
  margin-inline: auto;
}

.app-container-wide {
  max-width: 1280px;
  width: 100%;
  margin-inline: auto;
}

/* Ana içerik + kenar çubuk düzeni */
.app-grid-main-sidebar {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-lg);
  align-items: start;
}

/* Genel grid */
.app-grid {
  display: grid;
  gap: var(--space-md);
}

/* Bölüm kapsayıcısı */
.app-section {
  margin-bottom: var(--space-lg);
}

.app-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--border-color);
}

.app-section-title {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin: 0;
}


/* ═══════════════════════════════════════════════════════
   3. KART KOMPONENTLERİ
   ═══════════════════════════════════════════════════════ */

.app-card {
  background: var(--color-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.app-card-compact {
  background: var(--color-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.app-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  background: #f3f4f6;
  border-bottom: 1px solid var(--border-color);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.app-card-compact .app-card-header {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.app-card-body {
  padding: var(--space-md) 1.1rem;
}

.app-card-body-sm {
  padding: 0.6rem 1.1rem;
}

.app-card-footer {
  border-top: 1px solid var(--border-color);
  padding: 0.55rem 1.1rem;
  background: #f9fafb;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.app-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
  line-height: 1.3;
}

.app-card-subtitle {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin: 0;
  margin-top: 0.15rem;
}

.app-card-muted {
  font-size: 0.82rem;
  color: var(--color-muted);
}


/* ═══════════════════════════════════════════════════════
   4. BUTON SİSTEMİ
   ═══════════════════════════════════════════════════════ */

/* Temel app-btn */
.btn-app {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.42rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1.4;
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, opacity 0.15s ease, box-shadow 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}

.btn-app:disabled,
.btn-app[disabled] {
  opacity: 0.48;
  cursor: not-allowed;
  pointer-events: none;
}

/* Boyutlar */
.btn-app-sm {
  padding: 0.28rem 0.7rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-app-lg {
  padding: 0.6rem 1.4rem;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
}

/* Renkler */
.btn-app-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.btn-app-primary:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); color: #fff; }

.btn-app-success {
  background: var(--color-success);
  border-color: var(--color-success);
  color: #fff;
}
.btn-app-success:hover { background: #247a44; border-color: #247a44; color: #fff; }

.btn-app-danger {
  background: var(--color-danger);
  border-color: var(--color-danger);
  color: #fff;
}
.btn-app-danger:hover { background: #a93226; border-color: #a93226; color: #fff; }

.btn-app-warning {
  background: var(--color-warning);
  border-color: var(--color-warning);
  color: #fff;
}
.btn-app-warning:hover { background: #b45309; border-color: #b45309; color: #fff; }

.btn-app-outline {
  background: transparent;
  border-color: var(--border-color-strong);
  color: var(--color-text-soft);
}
.btn-app-outline:hover {
  background: #f3f4f6;
  border-color: #9ca3af;
  color: var(--color-text);
}

.btn-app-muted {
  background: #f3f4f6;
  border-color: var(--border-color);
  color: var(--color-muted);
}
.btn-app-muted:hover { background: #e5e7eb; color: var(--color-text-soft); }

.btn-app-outline-primary {
  background: #fff;
  border-color: #93b5ef;
  color: var(--color-primary);
}
.btn-app-outline-primary:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

.btn-app-review {
  background: var(--color-primary-soft);
  border-color: #c7d6f5;
  color: #2d4280;
  min-width: 10rem;
}
.btn-app-review:hover {
  background: #dce6f7;
  border-color: #a8bfee;
  color: #1e2f5e;
}

.learn-row-break { width: 100%; height: 0; }
.form-actions-tight { row-gap: 4px; }


/* ═══════════════════════════════════════════════════════
   5. STATUS BADGE SİSTEMİ
   (Mevcut .status-badge sınıfını genişletir)
   ═══════════════════════════════════════════════════════ */

/* .status-badge temel stili style.css'de zaten var */

.status-new {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.status-hard {
  background: var(--color-danger-soft);
  color: var(--color-danger);
}

.status-reviewing {
  background: var(--color-warning-soft);
  color: var(--color-warning);
}

.status-learned {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.status-success {
  background: var(--color-success-soft);
  color: var(--color-success);
}

.status-danger {
  background: var(--color-danger-soft);
  color: var(--color-danger);
}

.status-warning {
  background: var(--color-warning-soft);
  color: var(--color-warning);
}

.status-info {
  background: var(--color-info-soft);
  color: var(--color-info);
}

.status-muted {
  background: #f3f4f6;
  color: var(--color-muted);
}


/* ═══════════════════════════════════════════════════════
   6. FORM SİSTEMİ
   ═══════════════════════════════════════════════════════ */

/* Araç çubuğu (filtre + arama alanı gibi) */
.form-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.form-row-app {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: flex-end;
  margin-bottom: var(--space-sm);
}

.form-label-app {
  display: block;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--color-text-soft);
  margin-bottom: 0.3rem;
}

.form-control-app {
  display: block;
  width: 100%;
  padding: 0.42rem 0.75rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-card);
  border: 1.5px solid var(--border-color-strong);
  border-radius: var(--radius-md);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  outline: none;
}

.form-control-app:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(11, 75, 131, 0.12);
}

.form-help {
  font-size: 0.78rem;
  color: var(--color-muted);
  margin-top: 0.2rem;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
  padding-top: var(--space-sm);
}


/* ═══════════════════════════════════════════════════════
   7. TABLO SİSTEMİ
   ═══════════════════════════════════════════════════════ */

.app-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.app-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  color: var(--color-text);
}

.app-table thead tr {
  background: #f3f4f6;
  border-bottom: 1px solid var(--border-color-strong);
}

.app-table th {
  padding: 0.5rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-muted);
  text-align: left;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.app-table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.app-table tbody tr:last-child td {
  border-bottom: none;
}

.app-table tbody tr:hover td {
  background: #f9fafb;
}

/* Kompakt tablo */
.app-table-compact th,
.app-table-compact td {
  padding: 0.32rem 0.6rem;
  font-size: 0.82rem;
}

/* Aksiyon hücreleri */
.app-table-actions {
  display: flex;
  gap: 0.35rem;
  align-items: center;
  justify-content: flex-end;
}

/* Boş durum satırı */
.app-table-empty td {
  text-align: center;
  color: var(--color-muted);
  font-size: 0.875rem;
  padding: 2rem;
}


/* ═══════════════════════════════════════════════════════
   8. PROGRESS / METRİK SİSTEMİ
   ═══════════════════════════════════════════════════════ */

/* İlerleme çubuğu */
.app-progress {
  height: 8px;
  background: #e5e7eb;
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-bottom: 0.3rem;
}

.app-progress-bar {
  height: 100%;
  background: var(--color-success);
  border-radius: var(--radius-pill);
  transition: width 0.4s ease;
}

.app-progress-bar.progress-success { background: var(--color-success); }
.app-progress-bar.progress-warning { background: var(--color-warning); }
.app-progress-bar.progress-danger  { background: var(--color-danger); }
.app-progress-bar.progress-primary { background: var(--color-primary); }

.progress-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--color-muted);
}

/* Metrik kartı (dashboard istatistik kutusu) */
.metric-card {
  background: var(--color-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.metric-value {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1;
  color: var(--color-text);
}

.metric-value.metric-success { color: var(--color-success); }
.metric-value.metric-danger  { color: var(--color-danger); }
.metric-value.metric-warning { color: var(--color-warning); }
.metric-value.metric-primary { color: var(--color-primary); }

.metric-label {
  font-size: 0.78rem;
  color: var(--color-muted);
  font-weight: 500;
}


/* ═══════════════════════════════════════════════════════
   9. BOŞ DURUM (EMPTY STATE)
   ═══════════════════════════════════════════════════════ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2.5rem var(--space-md);
  gap: var(--space-sm);
}

.empty-state-icon {
  font-size: 2.5rem;
  opacity: 0.35;
  line-height: 1;
}

.empty-state-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text-soft);
  margin: 0;
}

.empty-state-text {
  font-size: 0.875rem;
  color: var(--color-muted);
  max-width: 360px;
  margin: 0;
  line-height: 1.5;
}

.empty-state-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-xs);
}


/* ═══════════════════════════════════════════════════════
   10. ALERT / GERİBİLDİRİM SİSTEMİ
   ═══════════════════════════════════════════════════════ */

.app-alert {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: 0.875rem;
  line-height: 1.5;
}

.app-alert-success {
  background: var(--color-success-soft);
  border-color: rgba(44, 154, 85, 0.25);
  color: #1a6636;
}

.app-alert-warning {
  background: var(--color-warning-soft);
  border-color: rgba(217, 119, 6, 0.25);
  color: #92400e;
}

.app-alert-danger {
  background: var(--color-danger-soft);
  border-color: rgba(192, 57, 43, 0.25);
  color: #7b2318;
}

.app-alert-info {
  background: var(--color-info-soft);
  border-color: rgba(10, 110, 168, 0.22);
  color: #0a3f7d;
}


/* ═══════════════════════════════════════════════════════
   11. YARDIMCI (UTILITY) SINIFLAR
   ═══════════════════════════════════════════════════════ */

.text-app-muted  { color: var(--color-muted) !important; }
.text-app-soft   { color: var(--color-text-soft) !important; }
.text-app-primary { color: var(--color-primary) !important; }
.text-app-success { color: var(--color-success) !important; }
.text-app-danger  { color: var(--color-danger) !important; }
.text-app-warning { color: var(--color-warning) !important; }

.bg-app           { background: var(--color-bg) !important; }
.bg-app-card      { background: var(--color-card) !important; }
.bg-app-primary   { background: var(--color-primary-soft) !important; }
.bg-app-success   { background: var(--color-success-soft) !important; }
.bg-app-danger    { background: var(--color-danger-soft) !important; }
.bg-app-warning   { background: var(--color-warning-soft) !important; }

.divider-app {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: var(--space-md) 0;
}

/* Monospace için kelime gösterimi */
.word-display {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.01em;
}

.word-display-sm {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}


/* ═══════════════════════════════════════════════════════
   12. RESPONSİVE — BREAKPOINTLER
   ═══════════════════════════════════════════════════════ */

/* Geniş ekran (≤1200px) */
@media (max-width: 1200px) {
  .app-grid-main-sidebar {
    grid-template-columns: 1fr 280px;
  }
}

/* Orta ekran (≤900px) */
@media (max-width: 900px) {
  .app-grid-main-sidebar {
    grid-template-columns: 1fr;
  }
  .app-container,
  .app-container-wide {
    padding-inline: var(--space-md);
  }
  .app-card-header {
    flex-wrap: wrap;
  }
}

/* Dar ekran (≤640px) */
@media (max-width: 640px) {
  .app-page {
    padding: var(--space-sm) var(--space-sm) var(--space-lg);
  }
  .form-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .form-row-app {
    flex-direction: column;
  }
  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .form-actions .btn-app,
  .form-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .app-card-body,
  .app-card-body-sm {
    padding: 0.75rem;
  }
  .metric-value {
    font-size: 1.35rem;
  }
  .empty-state {
    padding: 1.75rem var(--space-sm);
  }
  .app-table th,
  .app-table td {
    padding: 0.4rem 0.5rem;
    font-size: 0.82rem;
  }
}


/* ═══════════════════════════════════════════════════════
   13. ÖĞREN SAYFASI — learn.php
   ═══════════════════════════════════════════════════════ */

/* ── Quiz Odak Modu — index.php ─────────────────────────────── */

.quiz-focus-container {
  max-width: 720px;
  width: 100%;
  margin: var(--space-md) auto;
  padding: 0 var(--space-sm);
}

/* "Yazman gereken: Türkçe karşılığı" etiketi */
.quiz-want-label {
  font-size: 0.82rem;
  color: var(--color-muted);
  font-weight: 500;
  margin-bottom: 0.35rem;
}

/* Büyük soru kelimesi */
.quiz-question-word {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0.2rem 0 1.25rem;
  word-break: break-word;
}

/* Input + buton satırı */
.quiz-answer-row {
  display: flex;
  gap: var(--space-sm);
  align-items: stretch;
}

.quiz-answer-input {
  flex: 1;
  min-width: 0;
}

/* Geri bildirim metin stilleri */
.quiz-fb-meta {
  font-size: 0.82rem;
  opacity: 0.85;
}

.quiz-fb-note {
  font-size: 0.82rem;
  font-style: italic;
}

.quiz-typo-note {
  font-size: 0.82rem;
  font-weight: 500;
}

/* Quiz odak responsive */
@media (max-width: 640px) {
  .quiz-focus-container {
    margin-top: var(--space-xs);
    padding: 0;
  }
  .quiz-question-word {
    font-size: 1.9rem;
    margin-bottom: 1rem;
  }
  .quiz-answer-row {
    flex-direction: column;
  }
  .quiz-answer-row .btn-app {
    width: 100%;
    justify-content: center;
  }
}

/* ──────────────────────────────────────────────────────────── */

/* ── Stats / Analiz Sayfası — stats.php ─────────────────────── */

.stats-container {
  max-width: 960px;
  width: 100%;
  margin: var(--space-md) auto;
  padding: 0 var(--space-sm);
}

/* 4'lü başarı metrik satırı */
.stats-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

@media (max-width: 640px) {
  .stats-container {
    margin-top: var(--space-xs);
    padding: 0;
  }
  .stats-metrics {
    grid-template-columns: repeat(2, 1fr);
  }
}

.learn-container {
  max-width: 680px;
  width: 100%;
  margin: var(--space-md) auto;
  padding: 0 var(--space-sm);
}

/* 3'lü metrik satırı */
.learn-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
}

/* Kart ekranı üst satır: kart sayacı + günlük sayaç */
.learn-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.learn-mode-badge {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.learn-card-counter {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-soft);
}

.learn-day-counter {
  font-size: 0.82rem;
  color: var(--color-muted);
}

/* Flashcard gövdesi */
.learn-card .app-card-body {
  padding: 1.75rem 1.5rem;
  min-height: 280px;
  display: flex;
  flex-direction: column;
}

/* Kaynak kelime (büyük) */
.learn-word-source {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0.5rem 0 0.25rem;
  text-align: center;
}

/* Hedef karşılık */
.learn-word-target {
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  text-align: center;
  margin: 0.4rem 0;
}

/* 4'lü değerlendirme grid */
.rating-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  width: 100%;
  margin-top: var(--space-sm);
}

.rating-grid .btn-app {
  justify-content: center;
  font-size: 0.83rem;
  padding-left: 0.5rem;
  padding-right: 0.5rem;
}

/* Öğren sayfası responsive */
@media (max-width: 640px) {
  .learn-container {
    margin-top: var(--space-xs);
    padding: 0;
  }
  .learn-word-source {
    font-size: 1.9rem;
  }
  .learn-word-target {
    font-size: 1.45rem;
  }
  .learn-card .app-card-body {
    padding: 1.25rem 1rem;
    min-height: 240px;
  }
  .rating-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .learn-metrics .metric-card {
    padding: 0.55rem 0.6rem;
  }
  .learn-metrics .metric-value {
    font-size: 1.25rem;
  }
}

/* ── Dashboard / Ana Sayfa — index.php ─────────────────────── */

/* Dashboard için daha geniş container */
.app-container-dashboard {
  max-width: 1200px;
  width: 100%;
  margin-inline: auto;
}

/* Üst hero bandı */
.dashboard-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-md);
}

.dashboard-hero-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: 0 0 0.3rem;
  line-height: 1.2;
}

.dashboard-hero-subtitle {
  color: var(--color-muted);
  font-size: 0.875rem;
  margin: 0;
}

.dashboard-hero-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-xs);
  flex-shrink: 0;
}

.dashboard-hero-count {
  font-size: 0.78rem;
  color: var(--color-muted);
  text-align: right;
}

/* 3 aksiyon kartı */
.dashboard-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.action-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--border-color);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}

.action-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-color-strong);
}

.action-card-featured {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  box-shadow: var(--shadow-md);
}

/* İkon + başlık yatay satır */
.action-card-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.45rem;
}

.action-card-icon {
  font-size: 1.1rem;
  line-height: 1;
  flex-shrink: 0;
}

.action-card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
}

.action-card-desc {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin: 0 0 var(--space-sm);
  flex: 1;
}

.action-card-meta {
  font-size: 0.78rem;
  color: var(--color-muted);
  margin: 0 0 var(--space-xs);
}

.action-card-progress {
  margin-bottom: var(--space-sm);
}

/* Alt özet grid */
.dashboard-summary-grid {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-sm);
  align-items: start;
}

/* Son oturum metrikleri */
.session-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  text-align: center;
}

.session-metric-value {
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 3px;
}

.session-metric-label {
  font-size: 0.72rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Kelime durumu listesi */
.word-status-list {
  display: flex;
  flex-direction: column;
}

.word-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.28rem 0;
  border-bottom: 1px solid var(--border-color);
}

.word-status-row:last-child {
  border-bottom: none;
}

.word-status-count {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
}

/* En zor kelimeler kompakt liste */
.hard-word-list {
  display: flex;
  flex-direction: column;
}

.hard-word-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.28rem 0;
  border-bottom: 1px solid var(--border-color);
  gap: var(--space-sm);
}

.hard-word-row:last-child {
  border-bottom: none;
}

/* Tablo başlık satırı */
.hard-word-list-header .hard-word-key,
.hard-word-list-header .hard-word-pct,
.hard-word-list-header .hard-word-streak {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-muted);
}

.hard-word-key {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hard-word-pct {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-danger);
  min-width: 2.5rem;
  text-align: right;
}

.hard-word-streak {
  font-size: 0.82rem;
  color: var(--color-muted);
  min-width: 2rem;
  text-align: right;
  font-weight: 500;
}

/* Dashboard responsive */
@media (max-width: 900px) {
  .dashboard-summary-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Kelime Listesi — words.php ──────────────────────────── */

/* Özet filtre tabları */
.words-filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.words-filter-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.27rem 0.7rem;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--border-color-strong);
  background: var(--color-card);
  color: var(--color-muted);
  font-size: 0.8rem;
  font-weight: 500;
  text-decoration: none;
  transition: border-color 0.12s ease, color 0.12s ease;
  white-space: nowrap;
}

.words-filter-tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  text-decoration: none;
}

.words-filter-tab .tab-count {
  font-weight: 700;
}

/* Aktif tab — seçili duruma göre renk */
.words-filter-tab.tab-active.tab-all         { background: var(--color-text);    border-color: var(--color-text);    color: #fff; }
.words-filter-tab.tab-active.tab-new         { background: var(--color-muted);   border-color: var(--color-muted);   color: #fff; }
.words-filter-tab.tab-active.tab-hard        { background: var(--color-danger);  border-color: var(--color-danger);  color: #fff; }
.words-filter-tab.tab-active.tab-reinforcing { background: var(--color-warning); border-color: var(--color-warning); color: #fff; }
.words-filter-tab.tab-active.tab-learned     { background: var(--color-success); border-color: var(--color-success); color: #fff; }
.words-filter-tab.tab-active .tab-count      { color: inherit; }

/* Tablo wrap — kart içinde olduğunda iç içe kenarlık yok */
.words-table-wrap {
  border: none;
  border-radius: 0;
  border-top: 1px solid var(--border-color);
}

/* Sayfalama */
.words-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.words-pagination-info {
  font-size: 0.82rem;
  color: var(--color-muted);
}

.words-pagination-pages {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
  align-items: center;
}

@media (max-width: 640px) {
  .words-filter-tabs { gap: 0.2rem; }
  .words-filter-tab  { font-size: 0.75rem; padding: 0.2rem 0.55rem; }
  .words-pagination  { flex-direction: column; align-items: flex-start; }
}

/* ── Kelime Ekle — add.php ───────────────────────────────── */

/* İki kolon: tekli sol, toplu sağ */
.add-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  align-items: start;
}

/* Form içi dikey boşluk */
.add-form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

/* Format örnek kutusu */
.add-format-example {
  background: var(--color-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.55rem var(--space-md);
  margin-top: var(--space-sm);
}

.add-format-example-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.add-format-example-code {
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.82rem;
  color: var(--color-text-soft);
  line-height: 1.65;
}

/* Textarea */
.add-textarea {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-card);
  border: 1.5px solid var(--border-color-strong);
  border-radius: var(--radius-md);
  resize: vertical;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
}

.add-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(11, 75, 131, 0.12);
}

/* Aktif kelime sayısı chip */
.add-count-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.78rem;
  color: var(--color-muted);
  background: var(--color-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  padding: 0.18rem 0.6rem;
}

@media (max-width: 768px) {
  .add-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .dashboard-hero {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    margin-bottom: var(--space-sm);
  }
  .dashboard-hero-meta {
    align-items: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .dashboard-actions {
    grid-template-columns: 1fr;
  }
}


/* ═══════════════════════════════════════════════════════
   17. AUTH SAYFALAR — login.php / register.php
   ═══════════════════════════════════════════════════════ */

.auth-page {
  min-height: calc(100vh - 52px);
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg) var(--space-md);
}

.auth-shell {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 3rem;
  width: 100%;
  max-width: 920px;
  align-items: center;
}

.auth-panel {
  padding: var(--space-md) 0;
}

.auth-brand {
  margin-bottom: var(--space-lg);
}

.auth-brand-title {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 0 0 var(--space-xs);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.auth-brand-subtitle {
  color: var(--color-muted);
  font-size: 1rem;
  margin: 0;
}

.auth-benefits {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.auth-benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.auth-benefit-icon {
  width: 2.1rem;
  height: 2.1rem;
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  line-height: 1;
}

.auth-benefit-text strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.1rem;
}

.auth-benefit-text span {
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* Select form-control-app için native dropdown oku */
select.form-control-app {
  appearance: auto;
  cursor: pointer;
}

/* Register kompakt form — alanlar arası boşluk azaltılmış */
.auth-form-compact .add-form-group {
  margin-bottom: var(--space-sm);
}

@media (max-width: 767px) {
  .auth-shell {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-inline: auto;
  }
  .auth-panel {
    display: none;
  }
}

/* ── 18. Quiz Başlangıç Ekranı ──────────────────────────────────────── */
.quiz-start-metric {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: var(--space-md);
}

.quiz-start-metric-value {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.quiz-start-metric-label {
  font-size: 0.875rem;
  color: var(--color-muted);
}

.quiz-start-features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--space-lg);
}

.quiz-start-feature {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.7rem;
  background: var(--color-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  color: var(--color-muted);
}

.quiz-canonical-answer {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 0.15rem;
}

.quiz-other-answers {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 0.15rem;
}

/* ── 19. Words — Aktif/Pasif Filtre + İşlem Sütunu ─────────────────────── */
.words-active-toggle {
  display: flex;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.words-active-btn {
  padding: 0.25rem 0.75rem;
  font-size: 0.8rem;
  color: var(--color-muted);
  text-decoration: none;
  background: var(--color-card);
  white-space: nowrap;
  transition: background 0.15s, color 0.15s;
}

.words-active-btn:not(:last-child) {
  border-right: 1px solid var(--border-color);
}

.words-active-btn:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.words-active-btn.active {
  background: var(--color-primary);
  color: #fff;
}

.btn-app-xs {
  padding: 0.15rem 0.5rem;
  font-size: 0.75rem;
  border-radius: var(--radius-sm);
  line-height: 1.4;
}

.words-action-group {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  justify-content: flex-end;
}

.words-row-passive td {
  opacity: 0.65;
}

/* ── 20. Pasife Al — Yumuşak Buton + Onay Modali ───────────────────────── */
.btn-app-soft-danger {
  background: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fca5a5;
}
.btn-app-soft-danger:hover {
  background: #fee2e2;
  color: #991b1b;
  border-color: #f87171;
}

.deactivate-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1050;
}

.deactivate-modal-box {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  max-width: 420px;
  width: calc(100% - 2rem);
  box-shadow: var(--shadow-lg);
}

.deactivate-modal-title {
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.deactivate-modal-text {
  font-size: 0.9rem;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.deactivate-modal-sub {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-bottom: var(--space-md);
}

.deactivate-modal-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: flex-end;
}

/* ── 21. Ses Butonu (MP3 Telaffuz) ─────────────────────────────────────── */
.audio-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  margin-left: 0.35rem;
  background: #ebf1fd;
  border: none;
  border-radius: 50%;
  color: var(--color-primary, #2563eb);
  cursor: pointer;
  vertical-align: middle;
  flex-shrink: 0;
  opacity: 0.75;
  transition: background 0.15s, color 0.15s, opacity 0.15s;
}

.audio-btn:hover {
  opacity: 1;
  background: #d4e4fa;
}

.audio-btn-playing {
  opacity: 1;
  background: var(--color-primary, #2563eb);
  color: #fff;
}

.audio-btn svg {
  display: block;
  pointer-events: none;
}

/* ── 22. Kelime Düzenle ─────────────────────────────────────────────────── */
.edit-word-hint {
  display: block;
  margin-top: 0.3rem;
  font-size: 0.78rem;
  color: var(--color-muted);
}

.form-control-app textarea,
textarea.form-control-app {
  resize: vertical;
  min-height: 2.6rem;
}