/* ==========================================================================
   Araç Bakım & Gider Takip - Flutter Mobil Tasarım Sistemi (CSS)
   Google Fonts: Plus Jakarta Sans • Flutter Material 3 & AppTheme Uyumu
   ========================================================================== */

:root {
  /* Renk Paleti - Flutter Dark Theme (Varsayılan) */
  --primary: #3B82F6;
  --primary-dark: #1D4ED8;
  --primary-hover: #2563EB;
  --primary-glow: rgba(59, 130, 246, 0.25);
  
  --accent: #8B5CF6;
  --accent-gradient: linear-gradient(135deg, #3B82F6 0%, #8B5CF6 100%);
  --hero-gradient: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
  --card-gradient: linear-gradient(145deg, #1E293B 0%, #111827 100%);
  
  /* Arka Plan ve Kartlar (Dark) */
  --bg-main: #0B0F19;
  --bg-card: #111827;
  --bg-card-hover: #1A2234;
  --bg-elevated: #1F2937;
  --bg-input: #1F2937;
  --header-bg: rgba(17, 24, 39, 0.88);
  --nav-bg: rgba(17, 24, 39, 0.94);
  
  /* Metin Renkleri */
  --text-main: #FFFFFF;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  
  /* Kenarlık ve Gölgeler */
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(59, 130, 246, 0.35);
  
  /* Durum & Uyarı Renkleri (Flutter AppTheme) */
  --status-safe: #10B981;        /* Güvenli (> 15 gün / Tamamlanmış) */
  --status-safe-bg: rgba(16, 185, 129, 0.15);
  --status-warning: #F59E0B;     /* Uyarı (4-15 gün) */
  --status-warning-bg: rgba(245, 158, 11, 0.18);
  --status-critical: #EF4444;    /* Kritik / Acil (1-3 gün / Gecikmiş) */
  --status-critical-bg: rgba(239, 68, 68, 0.22);
  --status-expired: #64748B;     /* Süresi Dolmuş */
  --status-expired-bg: rgba(100, 116, 139, 0.2);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.45);
  
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Açık Mod (Flutter Light Theme)
   ========================================================================== */
[data-theme="light"] {
  --bg-main: #F1F5F9;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F8FAFC;
  --bg-elevated: #E2E8F0;
  --bg-input: #F8FAFC;
  --header-bg: rgba(255, 255, 255, 0.92);
  --nav-bg: rgba(255, 255, 255, 0.96);
  
  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-dim: #94A3B8;
  
  --border-color: rgba(0, 0, 0, 0.08);
  --border-glow: rgba(59, 130, 246, 0.2);
  --hero-gradient: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
  --card-gradient: linear-gradient(145deg, #FFFFFF 0%, #F8FAFC 100%);
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

button, input[type="button"], input[type="submit"], input[type="reset"] {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  font-family: inherit;
  outline: none;
  border: none;
  user-select: none;
  -webkit-user-select: none;
}

button:active, 
.btn-primary:active, 
.btn-secondary:active, 
.fab-btn:active, 
.icon-btn:active, 
.filter-chip-btn:active, 
.mtv-chip-btn:active, 
.km-add-chip:active, 
.hero-action-btn:active,
.pwa-install-btn:active,
.notification-action-btn:active {
  transform: scale(0.96);
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  overflow-x: hidden;
  transition: background-color 0.25s ease, color 0.25s ease;
}

/* Ana Uygulama Çerçevesi (Mobile First - Desktop Adaptif) */
.app-container {
  width: 100%;
  max-width: 480px;
  min-height: 100vh;
  background: var(--bg-main);
  position: relative;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0 50px rgba(0, 0, 0, 0.3);
  padding-bottom: 85px; /* Alt bar boşluğu */
}

@media (min-width: 1024px) {
  .app-container {
    max-width: 500px;
    margin: 16px auto;
    min-height: 95vh;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    overflow: hidden;
  }
}

/* ==========================================================================
   PWA Kurulum & Yükleme Bannerı
   ========================================================================== */
.pwa-install-banner {
  background: linear-gradient(135deg, #2563EB 0%, #7C3AED 100%);
  color: #FFFFFF;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
  position: relative;
  z-index: 101;
  animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
  from { transform: translateY(-100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.pwa-banner-content {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1;
}

.pwa-banner-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
  color: #FFFFFF;
}

.pwa-banner-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.pwa-banner-text strong {
  font-size: 12px;
  font-weight: 800;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pwa-banner-text span {
  font-size: 10.5px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pwa-banner-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.pwa-install-btn {
  background: #FFFFFF;
  color: #1D4ED8;
  border: none;
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.4px;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.18);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.pwa-install-btn:hover {
  background: #F8FAFC;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.25);
  transform: translateY(-1px);
}

.pwa-close-btn {
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: #FFFFFF;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.pwa-close-btn:hover {
  background: rgba(255, 255, 255, 0.28);
}

/* ==========================================================================
   Üst Bar (Flutter AppBar Çizgisi)
   ========================================================================== */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  height: 58px;
  padding: 0 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.25s ease, border-color 0.25s ease;
}

/* Flutter AppBar Title / Vehicle Selector Pill */
#headerTitleArea {
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  margin-right: 6px;
}

.header-vehicle-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  padding: 3px 6px;
  border-radius: var(--radius-md);
  transition: var(--transition);
  min-width: 0;
  max-width: 100%;
  overflow: hidden;
}

.header-vehicle-pill:hover {
  background: var(--bg-card-hover);
}

.vehicle-icon-pill {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(59, 130, 246, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  flex-shrink: 0;
}

.vehicle-info-text {
  display: flex;
  flex-direction: column;
  text-align: left;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
  justify-content: center;
}

.vehicle-plate {
  font-size: clamp(10.5px, 3.4vw, 13px);
  font-weight: 800;
  letter-spacing: 0.3px;
  color: var(--text-main);
  line-height: 1.15;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

.vehicle-model-sub {
  font-size: clamp(8.5px, 2.5vw, 10.5px);
  font-weight: 600;
  color: var(--text-muted);
  line-height: 1.15;
  margin-top: 1px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-word;
}

.header-screen-title {
  font-size: clamp(14px, 4vw, 18px);
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
  margin-left: auto;
}

.icon-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 19px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  flex-shrink: 0;
}

.icon-btn:hover {
  background: var(--bg-elevated);
  color: var(--primary);
}

.notification-badge-dot {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--status-critical);
  border: 1.5px solid var(--header-bg);
}

/* ==========================================================================
   Ana Ekran Görünümleri (Views)
   ========================================================================== */
.view-screen {
  display: none;
  padding: 12px 16px;
  animation: fadeIn 0.2s ease;
}

.view-screen.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   1. DASHBOARD: Hero Vehicle Card (Flutter Birebir Uyumu)
   ========================================================================== */
.hero-card {
  background: var(--hero-gradient);
  border: 1px solid rgba(59, 130, 246, 0.35);
  border-radius: var(--radius-xl);
  padding: 16px;
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.15);
  color: #FFFFFF;
  margin-bottom: 12px;
  position: relative;
  overflow: hidden;
}

.hero-top-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.hero-vehicle-brand-col {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

.hero-vehicle-img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.2);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  overflow: hidden;
  flex-shrink: 0;
}

.hero-vehicle-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-title-text {
  font-size: clamp(13px, 3.8vw, 16px);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.2;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-word;
}

.hero-badges-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  flex-wrap: nowrap;
  overflow: hidden;
}

.plate-badge-dark {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 5px;
  padding: 2px 7px;
  font-weight: 800;
  font-size: clamp(9.5px, 2.8vw, 11px);
  color: #FFFFFF;
  letter-spacing: 0.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex-shrink: 0;
  display: inline-block;
}

.commercial-badge-purple {
  background: rgba(139, 92, 246, 0.25);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: clamp(8.5px, 2.5vw, 9.5px);
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: 0.5px;
  white-space: nowrap;
  flex-shrink: 0;
}

.hero-year-col {
  text-align: right;
  flex-shrink: 0;
  white-space: nowrap;
}

.hero-model-year {
  font-size: 11.5px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.85);
}

.hero-reg-year {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 2px;
}

/* 3'lü İstatistik Satırı */
.hero-stats-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 6px;
  margin-top: 14px;
}

.hero-stat-item {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 8px 4px;
  text-align: center;
}

.hero-stat-label {
  font-size: 9px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.3px;
}

.hero-stat-val {
  font-size: 12px;
  font-weight: 800;
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 4'lü Hızlı Aksiyon Satırı */
.hero-actions-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 4px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  padding: 4px 2px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-decoration: none;
}

.hero-action-btn:hover {
  background: rgba(255, 255, 255, 0.06);
}

.hero-action-btn i {
  font-size: 20px;
}

.hero-action-btn span {
  font-size: 10px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  white-space: nowrap;
}

/* ==========================================================================
   2. DASHBOARD: İnteraktif Hızlı KM Kadranı (Interactive Odometer)
   ========================================================================== */
.odometer-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}

.odometer-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.odometer-icon-box {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.12);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.odometer-title {
  font-size: 9px;
  font-weight: 800;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.odometer-val {
  font-size: 14px;
  font-weight: 900;
  color: var(--primary);
  margin-top: 1px;
}

.odometer-chips-group {
  display: flex;
  align-items: center;
  gap: 4px;
}

.km-add-chip {
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: var(--radius-sm);
  padding: 5px 8px;
  font-size: 11px;
  font-weight: 800;
  color: var(--primary);
  cursor: pointer;
  transition: var(--transition);
}

.km-add-chip:hover {
  background: var(--primary);
  color: #FFFFFF;
}

.km-edit-icon-btn {
  background: rgba(139, 92, 246, 0.08);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-sm);
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  cursor: pointer;
  transition: var(--transition);
}

.km-edit-icon-btn:hover {
  background: var(--accent);
  color: #FFFFFF;
}

/* ==========================================================================
   3. DASHBOARD: KmMaintenanceTracker (Periyodik Bakım Sayacı)
   ========================================================================== */
.km-tracker-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
}

.km-tracker-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.km-tracker-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.km-tracker-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(59, 130, 246, 0.15);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.km-tracker-main-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-main);
}

.km-tracker-sub-title {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.status-pill {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 800;
}

.status-pill.safe {
  background: var(--status-safe-bg);
  color: var(--status-safe);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-pill.warning {
  background: var(--status-warning-bg);
  color: var(--status-warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.status-pill.critical {
  background: var(--status-critical-bg);
  color: var(--status-critical);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.km-progress-bar-track {
  width: 100%;
  height: 8px;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 8px;
}

.km-progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.4s ease;
}

.km-tracker-footer {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-dim);
  font-weight: 600;
}

/* ==========================================================================
   4. DASHBOARD: DocumentCarousel (Evrak & Poliçe Takipçisi)
   ========================================================================== */
.carousel-section {
  margin-bottom: 16px;
}

.carousel-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2px 8px;
}

.carousel-header-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 800;
  color: var(--text-main);
}

.carousel-swipe-hint {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
}

.document-carousel-track {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 4px 2px 10px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.document-carousel-track::-webkit-scrollbar {
  display: none;
}

.carousel-doc-card {
  flex: 0 0 280px;
  scroll-snap-align: start;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 14px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
  transition: var(--transition);
}

.carousel-doc-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-glow);
}

.carousel-card-top {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* SVG Radial Gauge */
.gauge-svg-wrap {
  width: 52px;
  height: 52px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.gauge-circle-bg {
  fill: none;
  stroke: var(--bg-elevated);
  stroke-width: 4;
}

.gauge-circle-progress {
  fill: none;
  stroke-width: 4.5;
  stroke-linecap: round;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
  transition: stroke-dashoffset 0.5s ease;
}

.gauge-center-text {
  position: absolute;
  font-weight: 900;
  letter-spacing: -0.2px;
  text-align: center;
}

.carousel-card-details {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.carousel-doc-title {
  font-size: 13px;
  font-weight: 800;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.carousel-doc-date {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

/* MTV Taksit Butonları */
.mtv-installment-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 4px;
}

.mtv-chip-btn {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 6px 8px;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-elevated);
  color: var(--text-muted);
}

.mtv-chip-btn.paid {
  background: var(--status-safe-bg);
  border-color: rgba(16, 185, 129, 0.4);
  color: var(--status-safe);
}

/* ==========================================================================
   5. DASHBOARD: Son Masraf Listesi
   ========================================================================== */
.section-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 14px 2px 8px;
}

.section-title-text {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 800;
  color: var(--text-main);
}

.section-link-btn {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  cursor: pointer;
  text-decoration: none;
}

.expense-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 8px;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: var(--transition);
}

.expense-card:hover {
  transform: translateY(-1px);
  border-color: var(--border-glow);
}

.expense-card-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.expense-info-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.expense-icon-square {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.expense-title-text {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-main);
}

.expense-meta-text {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.expense-price-badge {
  font-size: 13px;
  font-weight: 800;
  color: var(--text-main);
  text-align: right;
}

.expense-items-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border-color);
}

.part-tag {
  font-size: 10px;
  background: var(--bg-elevated);
  color: var(--text-muted);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

/* ==========================================================================
   6. MASRAFLAR: Yıllık Harcama Grafiği & Karşılaştırma Paneli
   ========================================================================== */
.yearly-chart-card {
  background: var(--card-gradient);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 14px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}

.yearly-tabs-row {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 8px;
  scrollbar-width: none;
}

.year-tab-chip {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.year-tab-chip.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #FFFFFF;
}

.yearly-total-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 10px;
  background: rgba(59, 130, 246, 0.08);
  border-radius: var(--radius-sm);
  margin-top: 8px;
}

.yearly-total-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
}

.yearly-total-val {
  font-size: 15px;
  font-weight: 900;
  color: var(--primary);
}

/* Kategori Filtre Çipleri */
.filter-chips-row {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 2px 10px;
  margin-bottom: 8px;
  scrollbar-width: none;
}

.filter-chip-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 5px 12px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.filter-chip-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #FFFFFF;
}

/* ==========================================================================
   7. RAPORLAR / ANALİTİK: 4'lü Metrik Grid
   ========================================================================== */
.metrics-2x2-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 14px;
}

.metric-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  box-shadow: var(--shadow-sm);
}

.metric-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

.metric-val {
  font-size: 16px;
  font-weight: 800;
  margin-top: 6px;
  color: var(--text-main);
}

/* ==========================================================================
   8. ALT GEZİNME ÇUBUĞU (Flutter 5 Sekmeli BottomNavigationBar)
   ========================================================================== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 480px;
  height: 64px;
  background: var(--nav-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--border-color);
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  align-items: center;
  z-index: 90;
  padding: 0 4px;
}

@media (min-width: 1024px) {
  .bottom-nav {
    max-width: 500px;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  }
}

.nav-item {
  background: transparent;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--text-dim);
  cursor: pointer;
  transition: var(--transition);
  padding: 6px 2px;
}

.nav-item i {
  font-size: 20px;
  transition: transform 0.2s ease;
}

.nav-item span {
  font-size: 10px;
  font-weight: 600;
}

.nav-item.active {
  color: var(--primary);
}

.nav-item.active i {
  transform: scale(1.1);
}

.nav-item.active span {
  font-weight: 800;
  color: var(--primary);
}

/* Floating Action Button (Flutter Extended FAB) */
.fab-btn {
  position: fixed;
  right: 20px;
  bottom: 80px;
  z-index: 95;
  background: var(--primary);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-full);
  padding: 12px 18px;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.4);
  cursor: pointer;
  transition: var(--transition);
}

.fab-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
}

.fab-btn i {
  font-size: 18px;
}

/* ==========================================================================
   MODALLAR & DİYALOGLAR (Flutter BottomSheet Stili)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 200;
  display: none;
  align-items: flex-end;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal-sheet {
  background: var(--bg-card);
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  border: 1px solid var(--border-color);
  border-bottom: none;
  display: flex;
  flex-direction: column;
  animation: slideUp 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  overflow: hidden;
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.modal-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.modal-drag-handle {
  width: 36px;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--border-color);
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
}

.modal-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-main);
}

.modal-body {
  padding: 16px 18px;
  overflow-y: auto;
  max-height: calc(90vh - 120px);
}

.modal-footer {
  padding: 12px 18px;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 10px;
  background: var(--bg-card);
}

/* ==========================================================================
   Form Elemanları (Flutter InputDecoration Stili)
   ========================================================================== */
.form-group {
  margin-bottom: 14px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 11px 14px;
  font-size: 13px;
  color: var(--text-main);
  outline: none;
  transition: var(--transition);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.btn-primary {
  width: 100%;
  background: var(--primary);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-md);
  padding: 12px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 2px 8px var(--primary-glow);
  transition: var(--transition);
}

.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-secondary {
  background: var(--bg-elevated);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
}

/* ==========================================================================
   Akıllı Sürücü Asistanı / Bildirimler Sayfası (Dedicated View)
   ========================================================================== */
.notification-hero-card {
  border-radius: var(--radius-xl);
  padding: 18px 16px;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.notification-hero-card.status-all-good {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.16) 0%, rgba(6, 182, 212, 0.1) 100%), var(--bg-card);
  border-color: rgba(16, 185, 129, 0.35);
}

.notification-hero-card.status-has-alerts {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.16) 0%, rgba(239, 68, 68, 0.12) 100%), var(--bg-card);
  border-color: rgba(245, 158, 11, 0.35);
}

.notif-hero-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  gap: 8px;
  flex-wrap: wrap;
}

.notif-vehicle-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-elevated);
  padding: 3px 8px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
}

.notif-hero-title {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
  letter-spacing: -0.2px;
}

.notif-hero-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.45;
}

.notification-empty-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  margin-bottom: 16px;
}

.empty-icon-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(59, 130, 246, 0.12);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: 0 auto 14px;
}

.empty-icon-circle.safe {
  background: rgba(16, 185, 129, 0.15);
  color: var(--status-safe);
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.2);
}

.notif-quick-shortcuts {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.notif-shortcut-btn {
  font-size: 11.5px;
  padding: 8px 14px;
  border-radius: var(--radius-md);
}

.notifications-list-wrap {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.notification-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 14px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
}

.notification-card:hover {
  transform: translateY(-1px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-md);
}

.notification-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.notification-content {
  flex: 1;
  min-width: 0;
}

.notification-header-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 3px;
}

.notification-category-tag {
  font-size: 10px;
  font-weight: 800;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.notif-urgency-badge {
  font-size: 9.5px;
  font-weight: 900;
  padding: 2px 6px;
  border-radius: 4px;
  letter-spacing: 0.4px;
}

.notif-urgency-badge.critical {
  background: var(--status-critical-bg);
  color: var(--status-critical);
  border: 1px solid rgba(239, 68, 68, 0.4);
}

.notif-urgency-badge.high {
  background: var(--status-warning-bg);
  color: var(--status-warning);
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.notification-title {
  font-size: 13.5px;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
  line-height: 1.25;
}

.notification-msg {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 10px;
}

.notification-action-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.notification-action-btn {
  background: var(--primary);
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-md);
  padding: 7px 14px;
  font-size: 11.5px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  box-shadow: 0 2px 6px var(--primary-glow);
}

.notification-action-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px var(--primary-glow);
}

.notif-bottom-info-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 16px;
}

/* Toast Bildirimleri */
.toast-container {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 90%;
  max-width: 400px;
  pointer-events: none;
}

.toast {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 700;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.25s ease;
  pointer-events: auto;
}

.toast.success { background: #059669; }
.toast.warning { background: #D97706; }
.toast.error { background: #DC2626; }
.toast.info { background: #2563EB; }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Kimlik Doğrulama (Auth Card) */
.auth-view {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 24px 20px;
  box-shadow: var(--shadow-lg);
}

.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  background: var(--bg-input);
  padding: 4px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.auth-tab {
  background: transparent;
  border: none;
  padding: 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}

.auth-tab.active {
  background: var(--bg-card);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.password-input-wrap {
  position: relative;
}

.password-toggle-btn {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
}

.btn-demo {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px dashed var(--primary);
  color: var(--primary);
  border-radius: var(--radius-md);
  padding: 10px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

.btn-demo:hover {
  background: rgba(59, 130, 246, 0.1);
}

/* ==========================================================================
   Duyarlı Tasarım (Responsive Media Queries)
   ========================================================================== */
@media (max-width: 380px) {
  .app-header {
    padding: 0 10px;
    height: 54px;
  }
  .header-actions {
    gap: 2px;
  }
  .icon-btn {
    width: 32px;
    height: 32px;
    font-size: 17px;
  }
  .vehicle-icon-pill {
    width: 28px;
    height: 28px;
    font-size: 15px;
  }
  .header-vehicle-pill {
    gap: 6px;
    padding: 2px 4px;
  }
  .vehicle-plate {
    font-size: 11px;
  }
  .vehicle-model-sub {
    font-size: 9px;
  }
  .hero-card {
    padding: 12px;
  }
  .hero-vehicle-img {
    width: 42px;
    height: 42px;
    font-size: 20px;
  }
  .hero-stat-val {
    font-size: 12px;
  }
  .hero-action-btn span {
    font-size: 10px;
  }
}

@media (max-width: 330px) {
  .app-header {
    padding: 0 6px;
  }
  .header-actions {
    gap: 2px;
  }
  .icon-btn {
    width: 28px;
    height: 28px;
    font-size: 15px;
  }
  .vehicle-plate {
    font-size: 10px;
  }
  .vehicle-model-sub {
    font-size: 8.5px;
  }
}

/* ==========================================================================
   Garaj Kapasitesi Barı & Slot Paketleri
   ========================================================================== */
.garage-slot-banner {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 14px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.garage-slot-banner.full {
  border-color: rgba(245, 158, 11, 0.4);
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, var(--bg-card) 100%);
}

.garage-slot-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
}

/* Slot Satın Alma Modalı & Paket Kartları */
.slot-modal-hero {
  text-align: center;
  padding: 10px 0 16px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 16px;
}

.slot-hero-badge {
  display: inline-block;
  background: rgba(59, 130, 246, 0.15);
  color: var(--primary);
  border: 1px solid var(--border-glow);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 800;
  margin-bottom: 6px;
}

.package-cards-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.package-card {
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 14px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.package-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.package-card.featured {
  background: linear-gradient(145deg, rgba(59, 130, 246, 0.12) 0%, var(--bg-card) 100%);
  border-color: var(--primary);
  box-shadow: 0 4px 16px var(--primary-glow);
}

.pkg-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}

.pkg-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-main);
}

.pkg-badge {
  font-size: 9.5px;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--bg-elevated);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
}

.pkg-badge.featured {
  background: var(--primary);
  color: #FFFFFF;
  border: none;
}

.pkg-price {
  font-size: 20px;
  font-weight: 900;
  color: var(--text-main);
  margin-bottom: 4px;
}

.pkg-price span {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
}

.pkg-desc {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.35;
  margin-bottom: 10px;
}

.pkg-buy-btn {
  font-size: 12px;
  padding: 8px 12px;
  width: 100%;
}

.pkg-buy-btn.featured {
  background: linear-gradient(135deg, #2563EB 0%, #7C3AED 100%);
}

.promo-code-box {
  background: var(--bg-elevated);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
}

.promo-input-group {
  display: flex;
  gap: 6px;
}

/* ==========================================================================
   Ayarlar & Tercihler Sayfası (Settings View)
   ========================================================================== */
.settings-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.settings-user-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.settings-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--primary);
  box-shadow: 0 2px 8px var(--primary-glow);
  flex-shrink: 0;
}

.settings-user-name {
  font-size: 15px;
  font-weight: 800;
  color: var(--text-main);
}

.settings-user-email {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 2px;
}

.settings-slot-box {
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 12px;
  margin-top: 4px;
}

/* PWA Kurulum Bölümü */
.pwa-install-section-card {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, var(--bg-card) 100%);
  border-color: rgba(59, 130, 246, 0.25);
}

.settings-section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.settings-section-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.settings-section-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--text-main);
}

.settings-section-desc {
  font-size: 11.5px;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 12px;
}

.pwa-guide-subcards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 4px;
}

@media (max-width: 480px) {
  .pwa-guide-subcards-grid {
    grid-template-columns: 1fr;
  }
}

.pwa-guide-subcard {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  box-shadow: var(--shadow-sm);
}

.pwa-subcard-title {
  font-size: 12px;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 6px;
}

.pwa-subcard-text {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0;
}

.pwa-subcard-text b {
  color: var(--text-main);
}

.settings-prefs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 400px) {
  .settings-prefs-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   Kayıt & Profil Avatar Seçici
   ========================================================================== */
.avatar-picker-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 6px 0;
  flex-wrap: wrap;
}

.avatar-item {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2.5px solid var(--border-color);
  padding: 2px;
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  user-select: none;
}

.avatar-item img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

.avatar-item:hover {
  transform: scale(1.08);
  border-color: var(--primary);
}

.avatar-item.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow), 0 2px 8px rgba(59, 130, 246, 0.35);
  transform: scale(1.12);
}