/* ==========================================================================
   YıkamaLS SEO Landing Sitesi — Ana Stil Dosyası
   style.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Renkler */
  --color-primary: #0B5C7A;
  --color-primary-dark: #074459;
  --color-primary-light: #1a7a9e;
  --color-secondary: #17A9C2;
  --color-secondary-light: #e8f7fa;
  --color-cta: #FF7A30;
  --color-cta-dark: #e8611a;
  --color-cta-light: #fff3ec;
  --color-bg: #F7FAFB;
  --color-bg-alt: #EEF4F7;
  --color-text: #1B2A33;
  --color-text-light: #4A6070;
  --color-text-muted: #7A96A6;
  --color-white: #FFFFFF;
  --color-border: #D1E4EC;
  --color-border-light: #E8F2F7;

  /* Tipografi */
  --font-primary: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;     /* 12px */
  --font-size-sm: 0.875rem;    /* 14px */
  --font-size-base: 1rem;      /* 16px */
  --font-size-md: 1.125rem;    /* 18px */
  --font-size-lg: 1.25rem;     /* 20px */
  --font-size-xl: 1.5rem;      /* 24px */
  --font-size-2xl: 1.875rem;   /* 30px */
  --font-size-3xl: 2.25rem;    /* 36px */
  --font-size-4xl: 2.75rem;    /* 44px */
  --font-size-5xl: 3.5rem;     /* 56px */

  /* Ağırlıklar */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;

  /* Satır yükseklikleri */
  --line-height-tight: 1.2;
  --line-height-snug: 1.4;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;

  /* Boşluklar */
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-5: 1.25rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-10: 2.5rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --spacing-20: 5rem;
  --spacing-24: 6rem;

  /* Köşe yuvarlamaları */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Gölgeler */
  --shadow-sm: 0 1px 3px rgba(11,92,122,0.08), 0 1px 2px rgba(11,92,122,0.04);
  --shadow-md: 0 4px 12px rgba(11,92,122,0.10), 0 2px 6px rgba(11,92,122,0.06);
  --shadow-lg: 0 10px 30px rgba(11,92,122,0.12), 0 4px 12px rgba(11,92,122,0.08);
  --shadow-xl: 0 20px 50px rgba(11,92,122,0.15), 0 8px 20px rgba(11,92,122,0.10);
  --shadow-cta: 0 6px 20px rgba(255,122,48,0.35);

  /* Geçişler */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --container-max: 1200px;
  --container-padding: 1.5rem;
  --header-height: 72px;
  --section-padding: 5rem 0;
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  max-width: 100%;
  position: relative;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  font-family: var(--font-primary);
  border: none;
  background: none;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-primary);
}

p {
  line-height: var(--line-height-relaxed);
}

/* --------------------------------------------------------------------------
   3. Utility Classes
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   4. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-6);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
  text-decoration: none;
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-lg {
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--font-size-md);
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
}

/* CTA — Turuncu */
.btn-cta {
  background-color: var(--color-cta);
  color: var(--color-white);
  border-color: var(--color-cta);
  box-shadow: var(--shadow-cta);
}

.btn-cta:hover {
  background-color: var(--color-cta-dark);
  border-color: var(--color-cta-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255,122,48,0.40);
}

.btn-cta:active {
  transform: translateY(0);
}

/* Primary — Mavi */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* Outline */
.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline-sm {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-secondary);
  border: 1px solid var(--color-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-decoration: none;
  margin-top: var(--spacing-3);
}

.btn-outline-sm:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
}

/* Outline White */
.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.6);
}

.btn-outline-white:hover {
  background-color: rgba(255,255,255,0.15);
  border-color: var(--color-white);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   5. Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: 0 2px 12px rgba(11,92,122,0.08);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-6);
  width: 100%;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo svg {
  width: 36px;
  height: 36px;
}

.site-logo span {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

/* Navigation */
.site-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
}

.nav-list > li > a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

.nav-list > li > a:hover,
.nav-list > li > a.active {
  color: var(--color-primary);
  background-color: var(--color-secondary-light);
}

/* Dropdown */
.has-dropdown {
  position: relative;
}

.nav-parent {
  cursor: pointer;
}

.nav-parent .nav-arrow {
  transition: transform var(--transition-fast);
}

.has-dropdown:hover .nav-arrow {
  transform: rotate(180deg);
}

.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-light);
  padding: var(--spacing-2) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-base);
  z-index: 100;
}

.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown li a {
  display: block;
  padding: var(--spacing-3) var(--spacing-5);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.dropdown li a:hover {
  background-color: var(--color-secondary-light);
  color: var(--color-primary);
  padding-left: var(--spacing-6);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  flex-shrink: 0;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-primary);
  background: transparent;
  transition: background var(--transition-fast);
}

.nav-toggle:hover {
  background-color: var(--color-bg);
}

/* --------------------------------------------------------------------------
   6. Hero Section
   -------------------------------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, #0f6e8f 50%, var(--color-secondary) 100%);
  padding: var(--spacing-20) 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(23,169,194,0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-12);
  align-items: center;
}

.hero-content {
  color: var(--color-white);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-4);
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: rgba(255,255,255,0.9);
  margin-bottom: var(--spacing-6);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
}

.hero h1 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  color: var(--color-white);
  margin-bottom: var(--spacing-6);
  letter-spacing: -0.5px;
}

.hero h1 em {
  font-style: normal;
  color: #FFD166;
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--spacing-8);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-4);
  flex-wrap: wrap;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual svg {
  width: 100%;
  max-width: 480px;
  height: auto;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.2));
}

/* Hero stats */
.hero-stats {
  display: flex;
  gap: var(--spacing-6);
  margin-top: var(--spacing-10);
  padding-top: var(--spacing-8);
  border-top: 1px solid rgba(255,255,255,0.2);
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-extrabold);
  color: #FFD166;
  line-height: 1;
}

.hero-stat-label {
  font-size: var(--font-size-xs);
  color: rgba(255,255,255,0.75);
  margin-top: var(--spacing-1);
}

/* --------------------------------------------------------------------------
   7. Section Styles
   -------------------------------------------------------------------------- */
.section {
  padding: var(--spacing-20) 0;
}

.section-alt {
  background-color: var(--color-bg-alt);
}

.section-dark {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: var(--color-white);
}

.section-dark h2,
.section-dark h3 {
  color: var(--color-white);
}

.section-dark p {
  color: rgba(255,255,255,0.85);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--spacing-12);
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-1) var(--spacing-3);
  background: var(--color-secondary-light);
  color: var(--color-secondary);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-4);
}

.section-dark .section-eyebrow {
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--spacing-4);
  letter-spacing: -0.3px;
}

.section-subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

.section-dark .section-subtitle {
  color: rgba(255,255,255,0.80);
}

/* --------------------------------------------------------------------------
   8. Cards
   -------------------------------------------------------------------------- */
.card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-8);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border-light);
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border);
}

.card-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--color-secondary-light), rgba(23,169,194,0.1));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-5);
  flex-shrink: 0;
}

.card-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-secondary);
}

.card-icon.icon-cta {
  background: linear-gradient(135deg, var(--color-cta-light), rgba(255,122,48,0.1));
}

.card-icon.icon-cta svg {
  color: var(--color-cta);
}

.card-icon.icon-primary {
  background: linear-gradient(135deg, rgba(11,92,122,0.1), rgba(11,92,122,0.05));
}

.card-icon.icon-primary svg {
  color: var(--color-primary);
}

.card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-3);
  color: var(--color-primary);
}

.card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* Koyu (dark) bölümlerdeki kartlarda yazı okunabilirliği */
.section-dark .card h3 {
  color: var(--color-white) !important;
}

.section-dark .card p {
  color: rgba(255, 255, 255, 0.9) !important;
}

/* Saydam arka planlı dark-section kartları */
.section-dark .card {
  border-color: rgba(255, 255, 255, 0.18);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-1);
  margin-top: var(--spacing-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
  text-decoration: none;
  transition: gap var(--transition-fast);
}

.card-link:hover {
  gap: var(--spacing-3);
  color: var(--color-primary);
}

/* Grid layouts */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--spacing-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--spacing-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-6); }
.grid-2-1 { display: grid; grid-template-columns: 2fr 1fr; gap: var(--spacing-8); align-items: start; }
.grid-1-2 { display: grid; grid-template-columns: 1fr 2fr; gap: var(--spacing-8); align-items: start; }

/* --------------------------------------------------------------------------
   9. Feature Highlight / Two-Column Content
   -------------------------------------------------------------------------- */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-16);
  align-items: center;
}

.feature-split.reverse {
  direction: rtl;
}

.feature-split.reverse > * {
  direction: ltr;
}

.feature-content h2 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-4);
  line-height: var(--line-height-tight);
  letter-spacing: -0.3px;
}

.feature-content p {
  color: var(--color-text-light);
  font-size: var(--font-size-md);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-5);
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-6);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-3);
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: var(--line-height-relaxed);
}

.feature-list li::before {
  content: '';
  display: block;
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%2317A9C2'%3E%3Ccircle cx='10' cy='10' r='10'/%3E%3Cpath d='M6 10l3 3 5-6' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
  margin-top: 3px;
}

.feature-visual {
  display: flex;
  justify-content: center;
}

.feature-visual-box {
  background: linear-gradient(135deg, var(--color-secondary-light), var(--color-bg));
  border-radius: var(--radius-2xl);
  padding: var(--spacing-10);
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-light);
}

/* --------------------------------------------------------------------------
   10. Process / Steps
   -------------------------------------------------------------------------- */
.steps-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-6);
  counter-reset: steps;
}

.step-item {
  display: flex;
  gap: var(--spacing-5);
  align-items: flex-start;
  padding: var(--spacing-6);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border-light);
  position: relative;
}

.step-number {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  flex-shrink: 0;
}

.step-content h3 {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-2);
  color: var(--color-primary);
}

.step-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* --------------------------------------------------------------------------
   11. Kanban Board Display
   -------------------------------------------------------------------------- */
.kanban-board {
  display: flex;
  gap: var(--spacing-3);
  overflow-x: auto;
  padding-bottom: var(--spacing-4);
}

.kanban-column {
  flex: 1;
  min-width: 160px;
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  padding: var(--spacing-4);
  border: 2px solid var(--color-border-light);
}

.kanban-column-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-3);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.kanban-col-1 .kanban-column-header { background: #FFF3CD; color: #856404; }
.kanban-col-2 .kanban-column-header { background: #CFF4FC; color: #055160; }
.kanban-col-3 .kanban-column-header { background: #D1ECF1; color: #0C5460; }
.kanban-col-4 .kanban-column-header { background: #D4EDDA; color: #155724; }
.kanban-col-5 .kanban-column-header { background: #E2D9F3; color: #432874; }

.kanban-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: var(--spacing-3);
  box-shadow: var(--shadow-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text);
  border-left: 3px solid var(--color-secondary);
  margin-bottom: var(--spacing-2);
}

/* --------------------------------------------------------------------------
   12. Stat Cards
   -------------------------------------------------------------------------- */
.stat-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-6) var(--spacing-8);
  text-align: center;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border-light);
}

.stat-number {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--spacing-2);
}

.stat-number span {
  color: var(--color-cta);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  font-weight: var(--font-weight-medium);
}

/* --------------------------------------------------------------------------
   13. FAQ Section
   -------------------------------------------------------------------------- */
.faq-section {
  padding: var(--spacing-20) 0;
  background-color: var(--color-bg-alt);
}

.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
}

.faq-item {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.faq-item:hover {
  box-shadow: var(--shadow-md);
}

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-4);
  padding: var(--spacing-5) var(--spacing-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '';
  width: 20px;
  height: 20px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230B5C7A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E") center/contain no-repeat;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.faq-item[open] summary::after {
  transform: rotate(180deg);
}

.faq-item[open] summary {
  border-bottom: 1px solid var(--color-border-light);
}

.faq-answer {
  padding: var(--spacing-5) var(--spacing-6);
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* --------------------------------------------------------------------------
   14. CTA Section
   -------------------------------------------------------------------------- */
.cta-section {
  padding: var(--spacing-20) 0;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, #0d7a9a 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(23,169,194,0.15) 0%, transparent 60%);
  border-radius: 50%;
  pointer-events: none;
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  margin-bottom: var(--spacing-4);
  line-height: var(--line-height-tight);
}

.cta-section p {
  font-size: var(--font-size-md);
  color: rgba(255,255,255,0.85);
  max-width: 560px;
  margin: 0 auto var(--spacing-8);
  line-height: var(--line-height-relaxed);
}

.cta-actions {
  display: flex;
  gap: var(--spacing-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   15. Highlight / Info Boxes
   -------------------------------------------------------------------------- */
.info-box {
  background: var(--color-secondary-light);
  border-left: 4px solid var(--color-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--spacing-5) var(--spacing-6);
  margin: var(--spacing-6) 0;
}

.info-box p {
  font-size: var(--font-size-base);
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-relaxed);
}

.warning-box {
  background: #FFF8EC;
  border-left: 4px solid #E6A817;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--spacing-5) var(--spacing-6);
  margin: var(--spacing-6) 0;
}

.warning-box p {
  font-size: var(--font-size-base);
  color: #7A5C00;
  line-height: var(--line-height-relaxed);
}

/* --------------------------------------------------------------------------
   16. Breadcrumb
   -------------------------------------------------------------------------- */
.breadcrumb {
  padding: var(--spacing-4) 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border-light);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  flex-wrap: wrap;
}

.breadcrumb-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.breadcrumb-list li:not(:last-child)::after {
  content: '/';
  color: var(--color-border);
}

.breadcrumb-list a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-list a:hover {
  color: var(--color-secondary);
}

.breadcrumb-list li:last-child {
  color: var(--color-primary);
  font-weight: var(--font-weight-medium);
}

/* --------------------------------------------------------------------------
   17. Badge / Tag
   -------------------------------------------------------------------------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.badge-primary { background: rgba(11,92,122,0.1); color: var(--color-primary); }
.badge-secondary { background: var(--color-secondary-light); color: var(--color-secondary); }
.badge-cta { background: var(--color-cta-light); color: var(--color-cta-dark); }
.badge-success { background: #D4EDDA; color: #155724; }

/* --------------------------------------------------------------------------
   18. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.85);
  padding: var(--spacing-16) 0 var(--spacing-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--spacing-10);
  margin-bottom: var(--spacing-12);
}

.footer-brand .site-logo span {
  color: var(--color-white);
}

.footer-brand p {
  margin-top: var(--spacing-4);
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  line-height: var(--line-height-relaxed);
  max-width: 260px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-5);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
}

.footer-links ul li a {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.footer-links ul li a::before {
  content: '→';
  font-size: var(--font-size-xs);
  opacity: 0.5;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.footer-links ul li a:hover {
  color: var(--color-secondary);
}

.footer-links ul li a:hover::before {
  opacity: 1;
  transform: translateX(2px);
}

.footer-contact p {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.65);
  margin-bottom: var(--spacing-3);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-2);
}

.footer-bottom {
  padding-top: var(--spacing-8);
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-4);
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.5);
}

.footer-bottom a {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--color-secondary);
}

/* --------------------------------------------------------------------------
   19. Prose / Content Formatting
   -------------------------------------------------------------------------- */
.prose {
  max-width: 760px;
}

.prose h2 {
  font-size: var(--font-size-2xl);
  margin-top: var(--spacing-10);
  margin-bottom: var(--spacing-4);
}

.prose h3 {
  font-size: var(--font-size-xl);
  margin-top: var(--spacing-8);
  margin-bottom: var(--spacing-3);
}

.prose p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-5);
}

.prose ul {
  list-style: disc;
  padding-left: var(--spacing-6);
  margin-bottom: var(--spacing-5);
}

.prose ul li {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-2);
}

.prose strong {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   20. Contact Form
   -------------------------------------------------------------------------- */
.contact-form {
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  padding: var(--spacing-10);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-light);
}

.form-group {
  margin-bottom: var(--spacing-5);
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--spacing-2);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(23,169,194,0.15);
  background: var(--color-white);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

/* --------------------------------------------------------------------------
   21. Misc Helpers
   -------------------------------------------------------------------------- */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border), transparent);
  margin: var(--spacing-12) 0;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
  margin-top: var(--spacing-4);
}

.tag {
  padding: var(--spacing-1) var(--spacing-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  font-weight: var(--font-weight-medium);
}

/* Icon row */
.icon-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-4);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
}

.icon-row-icon {
  width: 40px;
  height: 40px;
  background: var(--color-secondary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon-row-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-secondary);
}

.icon-row-text {
  flex: 1;
}

.icon-row-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  font-weight: var(--font-weight-medium);
}

.icon-row-value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

/* Mobile nav overlay */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 999;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.nav-overlay.active {
  opacity: 1;
}

/* ==========================================================================
   Mobile Sticky Bottom Bar
   ========================================================================== */
.mobile-sticky-bar {
  display: none;
}

@media (max-width: 768px) {
  body {
    padding-bottom: 72px;
  }

  .mobile-sticky-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1200;
    height: 60px;
    box-shadow: 0 -4px 20px rgba(11,92,122,0.20);
    padding-bottom: env(safe-area-inset-bottom, 0);
    height: calc(60px + env(safe-area-inset-bottom, 0));
  }

  .msb-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    font-family: var(--font-primary);
    font-size: 0.875rem;
    font-weight: 700;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: filter 0.15s ease;
    -webkit-tap-highlight-color: transparent;
    padding-bottom: env(safe-area-inset-bottom, 0);
    letter-spacing: 0.1px;
  }

  .msb-btn:active {
    filter: brightness(0.88);
  }

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

  .msb-btn--whatsapp {
    background: #25D366;
    color: #fff;
  }

  .msb-btn svg {
    flex-shrink: 0;
    width: 19px;
    height: 19px;
  }

  .msb-divider {
    width: 1px;
    background: rgba(255,255,255,0.35);
    flex-shrink: 0;
    align-self: stretch;
  }
}

/* Sticky bar hover — genel a:hover { color: primary } kuralını ezer */
.msb-btn:link,
.msb-btn:visited,
.msb-btn:hover,
.msb-btn:focus,
.msb-btn:active {
  color: #fff !important;
  text-decoration: none !important;
}