/* ==========================================================================
   Berdan Doğalgaz Tesisat – Ana Stil Dosyası
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Değişkenleri (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Renkler */
  --clr-primary-900: #0a1f40;
  --clr-primary-800: #0d2b5c;
  --clr-primary-700: #113578;
  --clr-primary-600: #1B3D6E;
  --clr-primary-500: #2255a4;
  --clr-primary-400: #4a7cc9;
  --clr-primary-300: #7aa3dc;
  --clr-primary-200: #afc9ed;
  --clr-primary-100: #d9e7f7;
  --clr-primary-50: #eef4fb;


  --clr-bt-700: #0d1792;
  --clr-bt-500: #050a46;


  --clr-accent-600: #c45218;
  --clr-accent-500: #E05A1C;
  --clr-accent: #F26522;
  --clr-accent-400: #f5844c;
  --clr-accent-100: #fde8da;

  --clr-success: #27ae60;
  --clr-warning: #f39c12;
  --clr-danger: #e74c3c;

  --clr-dark: #1A1A2E;
  --clr-body: #374151;
  --clr-muted: #6B7280;
  --clr-border: #E5E9F2;
  --clr-border-light: #f1f5f9;
  --clr-bg: #F8FAFF;
  --clr-white: #FFFFFF;

  /* RGB kanalları (rgba() için) */
  --clr-primary-600-rgb: 27, 61, 110;

  /* Tipografi */
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;

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

  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 1.75;

  /* Boşluklar */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-7: 1.75rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Kenar Yuvarlaması */
  --radius-sm: 4px;
  --radius: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Gölgeler */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .06);
  --shadow: 0 4px 12px rgba(0, 0, 0, .08), 0 2px 6px rgba(0, 0, 0, .06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, .10), 0 4px 10px rgba(0, 0, 0, .07);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, .12), 0 8px 16px rgba(0, 0, 0, .08);
  --shadow-xl: 0 24px 64px rgba(0, 0, 0, .15);

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

  /* Boyutlar */
  --container-max: 1240px;
  --header-height: 76px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--clr-body);
  background: var(--clr-white);
  -webkit-font-smoothing: antialiased;
}

img,
video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input,
textarea,
select {
  font-family: inherit;
}

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

p {
  margin-bottom: var(--space-4);
}

p:last-child {
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   3. Layout Yardımcıları
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

.section {
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
}

.section-sm {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.section-lg {
  padding-top: var(--space-32);
  padding-bottom: var(--space-32);
}

/* Grid */
.grid {
  display: grid;
  gap: var(--space-8);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-auto {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* Flex */
.flex {
  display: flex;
}

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

.flex-between {
  align-items: center;
  justify-content: space-between;
}

.flex-col {
  flex-direction: column;
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

.gap-8 {
  gap: var(--space-8);
}

/* Text */
.text-center {
  text-align: center;
}

.text-white {
  color: var(--clr-white);
}

.text-accent {
  color: var(--clr-accent);
}

.text-primary {
  color: var(--clr-primary-600);
}

.text-muted {
  color: var(--clr-muted);
}

.font-bold {
  font-weight: var(--font-weight-bold);
}

.font-semibold {
  font-weight: var(--font-weight-semibold);
}

/* Backgrounds */
.bg-primary {
  background: var(--clr-primary-600);
}

.bg-primary-dark {
  background: var(--clr-primary-800);
}

.bg-light {
  background: var(--clr-bg);
}

.bg-white {
  background: var(--clr-white);
}

/* Display */
.hidden {
  display: none;
}

/* --------------------------------------------------------------------------
   4. Tipografi Bileşenleri
   -------------------------------------------------------------------------- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--clr-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 3px;
  background: var(--clr-accent);
  border-radius: var(--radius-full);
}

.section-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
  font-weight: var(--font-weight-extrabold);
  color: var(--clr-dark);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-5);
}

.section-title span {
  color: var(--clr-accent);
}

.section-title.light {
  color: var(--clr-white);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--clr-muted);
  line-height: var(--line-height-relaxed);
  max-width: 640px;
}

.section-subtitle.center {
  margin-left: auto;
  margin-right: auto;
}

.section-subtitle.light {
  color: var(--clr-primary-200);
}

.section-head {
  margin-bottom: var(--space-12);
}

.section-head.center {
  text-align: center;
}

.section-head.center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* --------------------------------------------------------------------------
   5. Butonlar
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius);
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1.5;
}

.btn-lg {
  padding: 1.125rem 2.25rem;
  font-size: var(--font-size-lg);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.02em;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-lg::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease-in-out;
  z-index: -1;
}

.btn-lg:hover::before {
  left: 150%;
}

.btn-lg:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.btn-lg:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
}

.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-white);
  border-color: var(--clr-accent);
}

.btn-primary:hover {
  background: var(--clr-accent-600);
  border-color: var(--clr-accent-600);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(242, 101, 34, .35);
}

.btn-secondary {
  background: var(--clr-primary-600);
  color: var(--clr-white);
  border-color: var(--clr-primary-600);
}

.btn-secondary:hover {
  background: var(--clr-primary-800);
  border-color: var(--clr-primary-800);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(27, 61, 110, .35);
}

.btn-outline {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255, 255, 255, .5);
}

.btn-outline:hover {
  background: var(--clr-white);
  color: var(--clr-primary-600);
  border-color: var(--clr-white);
}

.btn-ghost {
  background: transparent;
  color: var(--clr-primary-600);
  border-color: var(--clr-border);
}

.btn-ghost:hover {
  background: var(--clr-bg);
  border-color: var(--clr-primary-300);
}

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius);
  justify-content: center;
}

/* --------------------------------------------------------------------------
   6. Acil Servis Çubuğu
   -------------------------------------------------------------------------- */
.emergency-bar {
  background: linear-gradient(90deg, #c0392b 0%, #e74c3c 100%);
  color: var(--clr-white);
  padding: var(--space-2) 0;
  text-align: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.01em;
}

.emergency-bar a {
  color: var(--clr-white);
  font-weight: var(--font-weight-bold);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.emergency-bar .pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #fff;
  border-radius: 50%;
  margin-right: var(--space-2);
  animation: pulse 1.5s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: .5;
    transform: scale(1.3);
  }
}

/* --------------------------------------------------------------------------
   7. Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  padding: 10px 0 0 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--clr-white);
  box-shadow: 0 2px 16px rgba(0, 0, 0, .08);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, .12);
}

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

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  text-decoration: none;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--clr-primary-700), var(--clr-primary-500));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.logo-text {
  line-height: 1.2;
}

.logo-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-extrabold);
  color: var(--clr-primary-800);
  display: block;
}

.logo-tagline {
  font-size: var(--font-size-xs);
  color: var(--clr-muted);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Nav */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--clr-dark);
  border-radius: var(--radius);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--clr-accent);
  background: var(--clr-accent-100);
}

.nav-link.has-dropdown::after {
  content: ' ▾';
  font-size: 10px;
  vertical-align: middle;
}

/* Dropdown */
.dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  min-width: 240px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
  z-index: 100;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--clr-body);
  transition: all var(--transition-fast);
  border-radius: 0;
}

.dropdown-menu a:first-child {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.dropdown-menu a:last-child {
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.dropdown-menu a:hover {
  background: var(--clr-bg);
  color: var(--clr-accent);
  padding-left: var(--space-5);
}

.dropdown-icon {
  font-size: 16px;
}

/* Header CTA */
.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--clr-primary-700);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
}

.header-phone .icon {
  font-size: 20px;
}

/* Hamburger */
/* ── Hamburger butonu ──────────────────────────────────────────────── */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: var(--radius-md);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.hamburger:hover {
  background: var(--clr-bg);
}

.hbg-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-dark);
  border-radius: var(--radius-full);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease, width 0.3s ease;
  transform-origin: center;
}

.hamburger.open .hbg-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.open .hbg-bar:nth-child(2) {
  opacity: 0;
  width: 0;
}

.hamburger.open .hbg-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Overlay (arka plan karartma) ──────────────────────────────────── */
.mn-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}

.mn-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── Mobil drawer ──────────────────────────────────────────────────── */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(340px, 90vw);
  background: var(--clr-white);
  z-index: 999;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.32, 0, 0.67, 0);
  box-shadow: -8px 0 40px rgba(0, 0, 0, .18);
  overflow: hidden;
}

.mobile-nav.open {
  transform: translateX(0);
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
}

body.nav-open {
  overflow: hidden;
}

/* Drawer başlık */
.mn-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--clr-border);
  background: var(--clr-primary-900);
  flex-shrink: 0;
}

.mn-head-logo img {
  height: 36px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.mn-close {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .18);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.mn-close:hover {
  background: rgba(255, 255, 255, .22);
}

/* Drawer gövde (kaydırılabilir) */
.mn-body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--space-3) 0;
}

.mn-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Drawer nav linkleri */
.mn-item {
  border-bottom: 1px solid var(--clr-border-light);
}

.mn-item:last-child {
  border-bottom: none;
}

.mn-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-4) var(--space-5);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--clr-dark);
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
}

.mn-link:hover,
.mn-link:focus-visible {
  background: var(--clr-bg);
  color: var(--clr-accent);
}

.mn-link.active {
  color: var(--clr-accent);
}

.mn-link.active .mn-icon {
  color: var(--clr-accent);
}

.mn-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  background: var(--clr-primary-50);
  color: var(--clr-primary-600);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.mn-link:hover .mn-icon {
  background: var(--clr-accent-100);
  color: var(--clr-accent);
}

.mn-label {
  flex: 1;
}

.mn-chevron {
  flex-shrink: 0;
  color: var(--clr-muted);
  transition: transform 0.25s ease;
}

.mn-item.sub-open>.mn-toggle .mn-chevron {
  transform: rotate(180deg);
}

.mn-item.sub-open>.mn-link {
  background: var(--clr-primary-50);
}

/* Alt menü */
.mn-sub {
  list-style: none;
  margin: 0;
  padding: var(--space-2) var(--space-5) var(--space-3);
  background: var(--clr-bg);
  border-top: 1px solid var(--clr-border-light);
}

.mn-sub-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
  text-decoration: none;
}

.mn-sub-link:hover {
  background: var(--clr-white);
}

.mn-sub-icon {
  font-size: 20px;
  flex-shrink: 0;
  width: 28px;
  text-align: center;
}

.mn-sub-text strong {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--clr-dark);
  line-height: 1.3;
}

.mn-sub-text small {
  font-size: var(--font-size-xs);
  color: var(--clr-muted);
  line-height: 1.3;
}

.mn-sub-link.active .mn-sub-text strong {
  color: var(--clr-accent);
}

/* Drawer alt CTA */
.mn-foot {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--clr-border);
  background: var(--clr-bg);
  flex-shrink: 0;
}

.mn-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.mn-cta:hover {
  transform: translateY(-1px);
}

.mn-cta-call {
  background: linear-gradient(135deg, var(--clr-primary-600), var(--clr-primary-800));
  color: #fff;
  box-shadow: 0 4px 12px rgba(var(--clr-primary-600-rgb), .3);
}

.mn-cta-wa {
  background: linear-gradient(135deg, #25D366, #1da851);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 211, 102, .3);
}

/* --------------------------------------------------------------------------
   8. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--clr-primary-900);
  color: var(--clr-primary-200);
}

.footer-top {
  padding: var(--space-16) 0 var(--space-12);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-12);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.footer-logo-icon {
  width: 44px;
  height: 44px;
  background: var(--clr-accent);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.footer-logo-name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--clr-white);
  display: block;
  line-height: 1.2;
}

.footer-logo-sub {
  font-size: var(--font-size-xs);
  opacity: .7;
}

.footer-about p {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  opacity: .8;
}

.footer-heading {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--clr-white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  font-size: var(--font-size-sm);
  color: var(--clr-primary-200);
  opacity: .8;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--clr-accent-400);
  padding-left: var(--space-1);
}

.footer-links a::before {
  content: '›';
  color: var(--clr-accent);
  font-weight: bold;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.footer-contact-icon {
  font-size: 18px;
  margin-top: 2px;
  flex-shrink: 0;
}

.footer-contact-item div {
  font-size: var(--font-size-sm);
}

.footer-contact-item strong {
  display: block;
  color: var(--clr-white);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 2px;
}

.footer-contact-item span {
  opacity: .8;
}

.footer-contact-item a {
  color: var(--clr-accent-400);
  font-weight: var(--font-weight-semibold);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.social-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, .08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all var(--transition-fast);
}

.social-btn:hover {
  background: var(--clr-accent);
  transform: translateY(-2px);
}

.footer-bottom {
  padding: var(--space-6) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copy {
  font-size: var(--font-size-sm);
  opacity: .6;
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-6);
}

.footer-bottom-links a {
  font-size: var(--font-size-sm);
  opacity: .6;
  transition: opacity var(--transition-fast);
}

.footer-bottom-links a:hover {
  opacity: 1;
}

.footer-cert {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: rgba(255, 255, 255, .05);
  border-radius: var(--radius);
  font-size: var(--font-size-xs);
  opacity: .8;
}

/* --------------------------------------------------------------------------
   9. Hero Bileşeni
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--clr-primary-900) 0%, var(--clr-primary-700) 50%, #1a4a9e 100%);
  overflow: hidden;
  padding: var(--space-24) 0;
  min-height: 540px;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 40%, rgba(242, 101, 34, .18) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, rgba(255, 200, 100, .08) 0%, transparent 50%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: .04;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(242, 101, 34, .15);
  border: 1px solid rgba(242, 101, 34, .3);
  color: var(--clr-accent-400);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}

.hero-title {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-5xl));
  font-weight: var(--font-weight-extrabold);
  color: var(--clr-white);
  line-height: 1.15;
  margin-bottom: var(--space-5);
}

.hero-title span {
  color: var(--clr-accent);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--clr-primary-200);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-8);
}

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

.hero-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.hero-stats>div {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-align: center;
  transition: transform var(--transition-normal), background var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.hero-stats>div:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.hero-stat-num {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-black);
  color: #ffffff;
  display: block;
  margin-bottom: var(--space-1);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  line-height: 1.1;
}

.hero-stat-label {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.85);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.02em;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-card-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  width: 100%;
  max-width: 380px;
}

.hero-info-card {
  background: rgba(255, 255, 255, .1);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  transition: transform var(--transition);
}

.hero-info-card:hover {
  transform: translateX(6px);
}

.hero-info-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.icon-orange {
  background: rgba(242, 101, 34, .2);
}

.icon-blue {
  background: rgba(74, 124, 201, .2);
}

.icon-green {
  background: rgba(39, 174, 96, .2);
}

.hero-info-card h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  color: var(--clr-white);
  margin-bottom: 2px;
}

.hero-info-card p {
  font-size: var(--font-size-sm);
  color: var(--clr-primary-200);
  margin-bottom: 0;
}

/* Hero Küçük */
.hero-sm {
  padding: var(--space-16) 0;
  min-height: 280px;
}

.hero-sm .hero-content {
  grid-template-columns: 1fr;
  max-width: 640px;
}

.hero-sm .hero-title {
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
}

/* --------------------------------------------------------------------------
   10. Hizmet Kartları
   -------------------------------------------------------------------------- */
.service-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-400));
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  border-color: var(--clr-accent-100);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--clr-primary-50), var(--clr-primary-100));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: var(--space-5);
  transition: all var(--transition);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--clr-accent-100), var(--clr-accent-100));
}

.service-card h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-3);
  color: var(--clr-dark);
}

.service-card p {
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-5);
}

.service-card .learn-more {
  color: var(--clr-accent);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: gap var(--transition-fast);
}

.service-card:hover .learn-more {
  gap: var(--space-2);
}

/* --------------------------------------------------------------------------
   11. Özellik / Avantaj Listesi
   -------------------------------------------------------------------------- */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.feature-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  transition: all var(--transition);
}

.feature-item:hover {
  border-color: var(--clr-primary-200);
  box-shadow: var(--shadow-sm);
}

.feature-check {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--clr-primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
  color: var(--clr-primary-600);
}

.feature-item h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-1);
}

.feature-item p {
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  margin-bottom: 0;
}

/* İki sütunlu özellik grid */
.feature-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.feature-check-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.check-icon {
  width: 22px;
  height: 22px;
  background: var(--clr-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 12px;
  font-weight: bold;
  flex-shrink: 0;
  margin-top: 2px;
}

.feature-check-item p {
  font-size: var(--font-size-sm);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   12. Süreç Adımları
   -------------------------------------------------------------------------- */
.steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.step {
  display: flex;
  gap: var(--space-5);
  position: relative;
}

.step:not(:last-child)::after {
  content: '';
  position: absolute;
  left: 19px;
  top: 48px;
  width: 2px;
  height: calc(100% + var(--space-6) - 48px);
  background: linear-gradient(to bottom, var(--clr-accent), var(--clr-border));
}

.step-num {
  width: 40px;
  height: 40px;
  background: var(--clr-accent);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.step-body h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-1);
}

.step-body p {
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   13. İstatistik Bölümü
   -------------------------------------------------------------------------- */
.stats-section {
  background: var(--clr-primary-600);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}

.stat-item {
  padding: var(--space-10) var(--space-8);
  text-align: center;
  border-right: 1px solid rgba(255, 255, 255, .1);
}

.stat-item:last-child {
  border-right: none;
}

.stat-num {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
  font-weight: var(--font-weight-extrabold);
  color: var(--clr-accent-400);
  line-height: 1;
  display: block;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--clr-primary-200);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* --------------------------------------------------------------------------
   14. Müşteri Yorumları
   -------------------------------------------------------------------------- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.testimonial-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.testimonial-stars {
  color: #f59e0b;
  font-size: var(--font-size-base);
  margin-bottom: var(--space-3);
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: var(--font-size-sm);
  color: var(--clr-body);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-5);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary-500), var(--clr-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: white;
  font-weight: bold;
  flex-shrink: 0;
}

.author-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
}

.author-location {
  font-size: var(--font-size-xs);
  color: var(--clr-muted);
}

/* --------------------------------------------------------------------------
   15. SSS (FAQ) Akordeon
   -------------------------------------------------------------------------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item.open {
  border-color: var(--clr-primary-200);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  gap: var(--space-4);
  background: var(--clr-white);
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: var(--clr-bg);
}

.faq-item.open .faq-question {
  background: var(--clr-primary-50);
}

.faq-q-text {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--clr-dark);
  flex: 1;
}

.faq-toggle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--clr-muted);
  flex-shrink: 0;
  transition: all var(--transition-fast);
  font-weight: bold;
}

.faq-item.open .faq-toggle {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: white;
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.open .faq-answer {
  max-height: 600px;
}

.faq-answer-inner {
  padding: 0 var(--space-6) var(--space-5);
  font-size: var(--font-size-sm);
  color: var(--clr-body);
  line-height: var(--line-height-relaxed);
  border-top: 1px solid var(--clr-border);
  padding-top: var(--space-4);
}

/* SSS bölümü 2 sütunlu grid */
.sss-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-16);
  align-items: start;
}

@media (max-width: 768px) {
  .sss-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .sss-grid .section-title {
    font-size: var(--font-size-2xl);
  }
}

/* --------------------------------------------------------------------------
   16. İletişim Formu
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

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

.form-label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--clr-dark);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  font-size: var(--font-size-base);
  color: var(--clr-dark);
  background: var(--clr-white);
  transition: all var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--clr-primary-400);
  box-shadow: 0 0 0 3px rgba(27, 61, 110, .1);
}

.form-control::placeholder {
  color: var(--clr-muted);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.contact-info-card {
  background: var(--clr-primary-600);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  color: var(--clr-white);
}

.contact-info-card h3 {
  font-size: var(--font-size-xl);
  color: var(--clr-white);
  margin-bottom: var(--space-2);
}

.contact-info-card>p {
  color: var(--clr-primary-200);
  margin-bottom: var(--space-8);
}

.cinfo-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.cinfo-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, .1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.cinfo-item strong {
  display: block;
  color: var(--clr-accent-400);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: 3px;
}

.cinfo-item span {
  font-size: var(--font-size-sm);
  color: var(--clr-primary-200);
}

.cinfo-item a {
  color: var(--clr-white);
  font-weight: var(--font-weight-semibold);
}

.emergency-cta {
  background: rgba(242, 101, 34, .2);
  border: 1px solid rgba(242, 101, 34, .3);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  margin-top: var(--space-6);
  text-align: center;
}

.emergency-cta p {
  font-size: var(--font-size-sm);
  color: var(--clr-accent-400);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
}

/* --------------------------------------------------------------------------
   17. Blog Kartı
   -------------------------------------------------------------------------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.blog-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  transition: all var(--transition);
}

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

.blog-card-img {
  height: 200px;
  background: linear-gradient(135deg, var(--clr-primary-700), var(--clr-primary-500));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
  position: relative;
  overflow: hidden;
}

.blog-card-img img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-img img {
  transform: scale(1.06);
}

.blog-card-body {
  padding: var(--space-5);
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--clr-muted);
}

.blog-category {
  background: var(--clr-accent-100);
  color: var(--clr-accent-600);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-semibold);
}

.blog-card h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-3);
  color: var(--clr-dark);
  line-height: var(--line-height-snug);
}

.blog-card h3 a {
  transition: color var(--transition-fast);
}

.blog-card h3 a:hover {
  color: var(--clr-accent);
}

.blog-card p {
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  margin-bottom: var(--space-4);
}

.blog-read-more {
  font-size: var(--font-size-sm);
  color: var(--clr-accent);
  font-weight: var(--font-weight-semibold);
}

/* --------------------------------------------------------------------------
   18. Hizmet Bölgeleri
   -------------------------------------------------------------------------- */
.location-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition);
}

.location-card:hover {
  border-color: var(--clr-accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.location-icon {
  width: 64px;
  height: 64px;
  background: var(--clr-primary-50);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto var(--space-4);
  transition: all var(--transition);
}

.location-card:hover .location-icon {
  background: var(--clr-accent-100);
}

.location-card h3 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-2);
}

.location-card p {
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  margin-bottom: var(--space-4);
}

/* --------------------------------------------------------------------------
   19. CTA Banner
   -------------------------------------------------------------------------- */
.cta-section {
  background: linear-gradient(135deg, var(--clr-primary-800) 0%, var(--clr-primary-600) 100%);
  padding: var(--space-20) 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(242, 101, 34, .2) 0%, transparent 60%);
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.cta-inner h2 {
  font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-4xl));
  color: var(--clr-white);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--space-2);
}

.cta-inner p {
  font-size: var(--font-size-lg);
  color: var(--clr-primary-200);
  margin-bottom: 0;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   20. Breadcrumb
   -------------------------------------------------------------------------- */
.breadcrumb-section {
  background: var(--clr-bg);
  border-bottom: 1px solid var(--clr-border);
  padding: var(--space-3) 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--clr-primary-500);
  transition: color var(--transition-fast);
}

.breadcrumb a:hover {
  color: var(--clr-accent);
}

.breadcrumb-sep {
  color: var(--clr-border);
}

.breadcrumb-current {
  font-weight: var(--font-weight-medium);
  color: var(--clr-dark);
}

/* --------------------------------------------------------------------------
   21. Uyarı / Bilgi Kutuları
   -------------------------------------------------------------------------- */
.alert {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border-left: 4px solid;
  margin-bottom: var(--space-6);
}

.alert-icon {
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 1px;
}

.alert-warning {
  background: #fffbeb;
  border-color: var(--clr-warning);
}

.alert-info {
  background: var(--clr-primary-50);
  border-color: var(--clr-primary-400);
}

.alert-success {
  background: #f0fdf4;
  border-color: var(--clr-success);
}

.alert-danger {
  background: #fef2f2;
  border-color: var(--clr-danger);
}

.alert-body h4 {
  font-size: var(--font-size-base);
  margin-bottom: var(--space-1);
}

.alert-body p {
  font-size: var(--font-size-sm);
  color: var(--clr-body);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   22. İki Sütunlu İçerik Bölümü
   -------------------------------------------------------------------------- */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

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

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

.split-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--clr-primary-700), var(--clr-primary-500));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
  position: relative;
}

.split-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow);
}

.split-image:hover img {
  transform: scale(1.04);
}

.split-image-label {
  position: absolute;
  bottom: var(--space-5);
  left: var(--space-5);
  background: rgba(255, 255, 255, .15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, .2);
  color: white;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

/* --------------------------------------------------------------------------
   23. Sertifika / Güven Bölümü
   -------------------------------------------------------------------------- */
.trust-bar {
  background: var(--clr-bg);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  padding: var(--space-5) 0;
}

.trust-items {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-10);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  font-weight: var(--font-weight-medium);
}

.trust-item .trust-icon {
  font-size: 22px;
}

/* --------------------------------------------------------------------------
   24. Hizmet Detay Sayfası - Spesifik Stiller
   -------------------------------------------------------------------------- */
.service-detail-header {
  background: linear-gradient(135deg, var(--clr-primary-900) 0%, var(--clr-primary-700) 100%);
  padding: var(--space-20) 0;
  position: relative;
  overflow: hidden;
}

.service-detail-header::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(242, 101, 34, .15) 0%, transparent 70%);
}

.service-header-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-8);
  align-items: center;
}

.service-header-icon {
  width: 120px;
  height: 120px;
  background: rgba(255, 255, 255, .1);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 56px;
  flex-shrink: 0;
}

.service-detail-header h1 {
  color: var(--clr-white);
  font-size: clamp(var(--font-size-2xl), 4vw, var(--font-size-4xl));
  margin-bottom: var(--space-4);
}

.service-detail-header p {
  color: var(--clr-primary-200);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-6);
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.service-tag {
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .2);
  color: var(--clr-white);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

/* --------------------------------------------------------------------------
   25. Fiyat Kartı
   -------------------------------------------------------------------------- */
.price-card {
  background: var(--clr-white);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition);
}

.price-card.featured {
  border-color: var(--clr-accent);
  box-shadow: var(--shadow-lg);
  transform: scale(1.04);
}

.price-card-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--clr-muted);
  margin-bottom: var(--space-4);
}

.price-card.featured .price-card-label {
  color: var(--clr-accent);
}

/* --------------------------------------------------------------------------
   26. Kayan İletişim Butonları (Floating CTA)
   -------------------------------------------------------------------------- */

/* Desktop: sağ alt köşede dikey sıralı pill butonlar */
.float-cta {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-6);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-end;
}

.float-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 22px;
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-bold);
  color: #fff;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 6px 24px rgba(0, 0, 0, .22), 0 2px 8px rgba(0, 0, 0, .12);
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition-fast);
  will-change: transform;
}

.float-btn:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 10px 32px rgba(0, 0, 0, .28), 0 4px 12px rgba(0, 0, 0, .15);
  color: #fff;
}

.float-btn:active {
  transform: translateY(-1px) scale(1.01);
}

.float-btn-wa {
  background: linear-gradient(135deg, #25D366 0%, #1da851 100%);
  animation: float-pulse 3.2s ease-in-out infinite;
}

.float-btn-wa:hover {
  animation: none;
}

.float-btn-call {
  background: linear-gradient(135deg, var(--clr-bt-500) 0%, var(--clr-bt-700) 100%);
}

.float-btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
}

.float-btn-text {
  font-size: var(--font-size-sm);
  letter-spacing: .01em;
}

/* Hafif nefes alır gibi pulse – WhatsApp */
@keyframes float-pulse {

  0%,
  100% {
    box-shadow: 0 6px 24px rgba(37, 211, 102, .35), 0 2px 8px rgba(0, 0, 0, .12);
  }

  50% {
    box-shadow: 0 6px 32px rgba(37, 211, 102, .55), 0 2px 8px rgba(0, 0, 0, .12);
  }
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: var(--space-8);
  left: var(--space-6);
  width: 42px;
  height: 42px;
  background: var(--clr-primary-600);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: var(--font-weight-bold);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: all var(--transition);
  opacity: 0;
  transform: translateY(16px);
  z-index: 999;
  border: 2px solid rgba(255, 255, 255, .15);
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--clr-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* --------------------------------------------------------------------------
   27. Sayfa Özel Stiller
   -------------------------------------------------------------------------- */
/* Hakkımızda */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.value-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.value-card {
  padding: var(--space-5);
  background: var(--clr-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
}

.value-card .v-icon {
  font-size: 28px;
  margin-bottom: var(--space-3);
}

.value-card h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-1);
}

.value-card p {
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  margin-bottom: 0;
}

/* Team */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.team-card {
  text-align: center;
  padding: var(--space-6);
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.team-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary-600), var(--clr-accent));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin: 0 auto var(--space-4);
  color: white;
}

.team-card h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-1);
}

.team-card .role {
  font-size: var(--font-size-sm);
  color: var(--clr-accent);
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--space-3);
}

.team-card p {
  font-size: var(--font-size-xs);
  color: var(--clr-muted);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   28. Responsive Tasarım
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-grid .stat-item:nth-child(2) {
    border-right: none;
  }

  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .split-section {
    gap: var(--space-10);
  }

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  .container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .section {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

  .section-lg {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
  }

  /* Nav */
  .main-nav {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  /* Hero */
  .hero {
    padding: var(--space-16) 0;
    min-height: auto;
  }

  .hero-content {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    display: none;
  }

  .hero-title {
    font-size: clamp(var(--font-size-2xl), 6vw, var(--font-size-4xl));
  }

  .hero-actions {
    display: none;
  }

  .btn-lg {
    display: none;
  }

  /* Layouts */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .feature-grid-2 {
    grid-template-columns: 1fr;
  }

  .split-section,
  .split-section.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .split-image {
    display: none;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .value-cards {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  /* Stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-item {
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    padding: var(--space-6);
  }

  .stat-item:last-child {
    border-bottom: none;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-bottom-links {
    flex-wrap: wrap;
    gap: var(--space-3);
  }

  /* CTA */
  .cta-inner {
    flex-direction: column;
    text-align: center;
  }

  .cta-buttons {
    justify-content: center;
  }

  /* Service header */
  .service-header-grid {
    grid-template-columns: 1fr;
  }

  .service-header-icon {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .btn-lg {
    font-size: var(--font-size-base);
  }

  .trust-items {
    gap: var(--space-5);
  }

  /* Mobilde butonlar ortada yatay sıralı */
  .float-cta {
    flex-direction: row;
    bottom: var(--space-5);
    right: auto;
    left: 50%;
    transform: translateX(-50%);
    align-items: center;
    gap: var(--space-3);
  }

  .float-btn {
    padding: 12px 18px;
    gap: 8px;
    box-shadow: 0 4px 18px rgba(0, 0, 0, .22);
  }

  .float-btn-text {
    font-size: .8125rem;
  }

  .back-to-top {
    display: none;
  }
}

/* Çok küçük ekranlar (≤360px) – buton metnini gizle, sadece ikon */
@media (max-width: 360px) {
  .float-btn {
    padding: 13px 16px;
    gap: 0;
  }

  .float-btn-text {
    display: none;
  }

  .float-btn-icon {
    width: 24px;
    height: 24px;
  }
}

/* --------------------------------------------------------------------------
   29. Animasyonlar
   -------------------------------------------------------------------------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   31. Blog Yazısı Sayfaları — İleri Seviye Tasarım
   -------------------------------------------------------------------------- */

/* ── Okuma ilerleme çubuğu ──────────────────────────────────────────── */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--clr-accent) 0%, #f5af45 50%, var(--clr-primary-400) 100%);
  z-index: 10000;
  transition: width .12s linear;
  transform-origin: left;
}

/* ── Article Hero — Minimal editorial ────────────────────────────── */
.article-hero {
  position: relative;
  overflow: hidden;
  background-color: var(--clr-white);
  /* İnce noktasal grid dokusu */
  background-image:
    radial-gradient(ellipse 55% 80% at 100% 0%, var(--clr-primary-50) 0%, transparent 100%),
    radial-gradient(ellipse 35% 50% at 0% 100%, var(--clr-accent-100) 0%, transparent 100%),
    radial-gradient(circle, var(--clr-border) 1px, transparent 1px);
  background-size: auto, auto, 28px 28px;
  border-bottom: 1px solid var(--clr-border);
  padding: clamp(var(--space-10), 5vw, var(--space-16)) 0 clamp(var(--space-8), 4vw, var(--space-12));
}

/* Sol alt - kısa turuncu aksent çizgisi */
.article-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: clamp(80px, 12vw, 160px);
  height: 4px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-primary-300), transparent);
  border-radius: 0 2px 2px 0;
}

.article-hero-inner {
  position: relative;
  z-index: 1;
}

/* ── Kategori etiketi ───────────────────────────────────────────────── */
.article-category-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 7px 16px 7px 14px;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius);
  box-shadow: 0 1px 6px rgba(0, 0, 0, .07), 0 0 0 1px rgba(0, 0, 0, .03);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--clr-dark);
  text-transform: uppercase;
  letter-spacing: .09em;
  position: relative;
  overflow: hidden;
  margin-bottom: var(--space-5);
  width: fit-content;
  transition: box-shadow var(--transition-fast);
}

/* Sol aksent çizgisi */
.article-category-tag::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--clr-accent), var(--clr-primary-400));
  border-radius: 0 2px 2px 0;
}

/* Emoji */
.article-category-tag .cat-icon {
  font-size: 15px;
  line-height: 1;
  flex-shrink: 0;
}

/* Başlık */
.article-hero h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  font-weight: var(--font-weight-extrabold);
  color: var(--clr-dark);
  line-height: 1.18;
  margin: 0 0 var(--space-5);
  max-width: 820px;
  letter-spacing: -.015em;
}

/* ── Yazı sonu meta paneli ──────────────────────────────────────────── */
.article-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin: var(--space-8) 0 0;
  background: var(--clr-white);
  box-shadow: 0 1px 6px rgba(0, 0, 0, .05);
}

.article-meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-4) var(--space-5);
  border-right: 1px solid var(--clr-border);
  position: relative;
}

.article-meta-item:last-child {
  border-right: none;
}

/* Üst aksent çizgisi — ilk öğede */
.article-meta-item:first-child::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-primary-400));
}

.article-meta-item .meta-label {
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--clr-muted);
}

.article-meta-item .meta-value {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--clr-dark);
  line-height: var(--line-height-snug);
}

.article-meta-item .meta-icon {
  font-size: 14px;
  line-height: 1;
  flex-shrink: 0;
}

@media (max-width: 640px) {
  .article-meta {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-meta-item:nth-child(2) {
    border-right: none;
  }

  .article-meta-item:nth-child(1),
  .article-meta-item:nth-child(2) {
    border-bottom: 1px solid var(--clr-border);
  }

  .article-meta-item:nth-child(2)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--clr-primary-400), var(--clr-accent));
  }
}

/* ── İki sütunlu içerik düzeni ──────────────────────────────────────── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-12);
  align-items: start;
}

.article-main {
  min-width: 0;
}

/* ── Makale gövdesi ─────────────────────────────────────────────────── */
.article-body {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-loose);
  color: var(--clr-body);
  padding-top: var(--space-8);
}

.article-body p {
  margin-bottom: var(--space-6);
}

.article-body h2 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--clr-dark);
  margin: var(--space-10) 0 var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 3px solid var(--clr-accent);
  line-height: var(--line-height-snug);
}

.article-body h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--clr-dark);
  margin: var(--space-8) 0 var(--space-3);
}

.article-body ul,
.article-body ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.article-body li {
  line-height: var(--line-height-relaxed);
}

.article-body strong {
  color: var(--clr-dark);
}

.article-body a {
  color: var(--clr-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── İçindekiler ────────────────────────────────────────────────────── */
.article-toc {
  background: linear-gradient(135deg, var(--clr-primary-50), #fff 70%);
  border: 1px solid var(--clr-primary-100);
  border-left: 4px solid var(--clr-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  margin-bottom: var(--space-8);
}

.article-toc h4 {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--clr-primary-700);
  margin-bottom: var(--space-4);
}

.article-toc ol {
  margin: 0;
  padding-left: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: 2px;
  list-style: decimal;
}

.article-toc li {
  font-size: var(--font-size-sm);
}

.article-toc a {
  color: var(--clr-primary-600);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  display: inline-block;
  padding: 3px 0;
  transition: color var(--transition-fast), translate var(--transition-fast);
  line-height: var(--line-height-snug);
}

.article-toc a:hover {
  color: var(--clr-accent);
  translate: 3px 0;
}

/* ── Adım zaman tüneli ──────────────────────────────────────────────── */
.article-steps {
  position: relative;
  margin: var(--space-8) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* Dikey bağlantı çizgisi */
.article-steps::before {
  content: '';
  position: absolute;
  left: 27px;
  top: 52px;
  bottom: 32px;
  width: 2px;
  background: linear-gradient(to bottom,
      var(--clr-accent) 0%,
      var(--clr-primary-300) 65%,
      transparent 100%);
  border-radius: 2px;
  z-index: 0;
}

.article-steps:has(.article-step:only-child)::before {
  display: none;
}

/* Her adım satırı */
.article-step {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 0 var(--space-5);
  align-items: start;
}

/* Numara rozeti */
.article-step-num {
  position: relative;
  z-index: 2;
  align-self: flex-start;
  width: 52px;
  height: 52px;
  min-width: 52px;
  background: linear-gradient(135deg, var(--clr-accent) 0%, var(--clr-primary-600) 100%);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-extrabold);
  line-height: 1;
  box-shadow:
    0 0 0 4px rgba(242, 101, 34, 0.12),
    0 4px 16px rgba(242, 101, 34, 0.28);
  flex-shrink: 0;
  margin-top: var(--space-3);
  text-align: center;
  letter-spacing: -.01em;
}

/* İçerik kartı */
.article-step-body {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-7);
  box-shadow: 0 1px 4px rgba(0, 0, 0, .05), 0 4px 16px rgba(0, 0, 0, .03);
  transition: box-shadow var(--transition), translate var(--transition);
  position: relative;
  overflow: hidden;
}

/* Sol aksent şerit */
.article-step-body::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(to bottom, var(--clr-accent), var(--clr-primary-400));
  border-radius: 0 0 0 var(--radius-xl);
}

.article-step-body:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, .09), 0 8px 32px rgba(0, 0, 0, .05);
  translate: 0 -2px;
}

.article-step-body h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--clr-dark);
  margin: 0 0 var(--space-4);
  line-height: var(--line-height-snug);
  padding-left: var(--space-1);
}

.article-step-body>p {
  margin: 0 0 var(--space-4);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--clr-body);
}

.article-step-body>p:last-child {
  margin-bottom: 0;
}

.article-step-body ul,
.article-step-body ol {
  margin: var(--space-3) 0 var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.article-step-body li {
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

.article-step-body strong {
  color: var(--clr-dark);
}

/* ── Vurgulama kutusu ───────────────────────────────────────────────── */
.article-callout {
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-lg);
  margin: var(--space-8) 0;
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}

.article-callout-icon {
  font-size: 26px;
  flex-shrink: 0;
  line-height: 1;
  margin-top: 2px;
}

.article-callout-body h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-1);
}

.article-callout-body p {
  margin: 0;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.article-callout.info {
  background: var(--clr-primary-50);
  border: 1px solid var(--clr-primary-200);
}

.article-callout.info .article-callout-body h4 {
  color: var(--clr-primary-700);
}

.article-callout.warning {
  background: #fffbeb;
  border: 1px solid #fde68a;
}

.article-callout.warning .article-callout-body h4 {
  color: #92400e;
}

.article-callout.danger {
  background: #fef2f2;
  border: 1px solid #fecaca;
}

.article-callout.danger .article-callout-body h4 {
  color: #991b1b;
}

.article-callout.success {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
}

.article-callout.success .article-callout-body h4 {
  color: #14532d;
}

/* ── Uzman notu bölümü ──────────────────────────────────────────────── */
.article-expert-note {
  position: relative;
  background: linear-gradient(140deg, var(--clr-primary-900) 0%, var(--clr-primary-700) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-8) var(--space-8) var(--space-10);
  margin: var(--space-10) 0;
  overflow: hidden;
  isolation: isolate;
}

.article-expert-note::before {
  content: '🔧';
  position: absolute;
  top: var(--space-5);
  right: var(--space-6);
  font-size: 90px;
  opacity: 0.07;
  line-height: 1;
  z-index: 0;
  user-select: none;
}

.article-expert-note::after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 5px;
  background: linear-gradient(to bottom, var(--clr-accent), var(--clr-accent-600));
}

.article-expert-note>* {
  position: relative;
  z-index: 1;
}

.article-expert-note h2 {
  color: #fff;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-extrabold);
  margin: 0 0 var(--space-4);
  border-bottom: 1px solid rgba(255, 255, 255, .15);
  padding-bottom: var(--space-3);
  line-height: var(--line-height-snug);
}

.article-expert-note p {
  color: rgba(255, 255, 255, .85);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
}

.article-expert-note ul,
.article-expert-note ol {
  margin: var(--space-3) 0 var(--space-4);
  padding-left: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.article-expert-note li {
  color: rgba(255, 255, 255, .88);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

.article-expert-note strong {
  color: #fff;
}

.article-expert-note table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-4);
  font-size: var(--font-size-sm);
}

.article-expert-note th {
  background: rgba(255, 255, 255, .15);
  color: #fff;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: var(--font-weight-semibold);
  border: 1px solid rgba(255, 255, 255, .15);
}

.article-expert-note td {
  padding: var(--space-3) var(--space-4);
  border: 1px solid rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .85);
}

.article-expert-note tr:nth-child(even) td {
  background: rgba(255, 255, 255, .06);
}

/* ── Tablo (genel) ──────────────────────────────────────────────────── */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-6);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0, 0, 0, .06);
}

.article-body th {
  background: var(--clr-primary-700);
  color: #fff;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  font-weight: var(--font-weight-semibold);
}

.article-body td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--clr-border);
}

.article-body tr:nth-child(even) td {
  background: var(--clr-bg);
}

/* ── Kontrol listesi kartları ───────────────────────────────────────── */
.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.checklist-item {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  transition: box-shadow var(--transition), translate var(--transition);
}

.checklist-item:hover {
  box-shadow: var(--shadow-md);
  translate: 0 -1px;
}

.checklist-icon {
  width: 36px;
  height: 36px;
  background: var(--clr-accent-100);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.checklist-text strong {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--clr-dark);
  font-weight: var(--font-weight-semibold);
}

.checklist-text span {
  font-size: var(--font-size-xs);
  color: var(--clr-muted);
  line-height: var(--line-height-relaxed);
}

/* ── Makale yazarı ──────────────────────────────────────────────────── */
.article-author-box {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-7);
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  margin-top: var(--space-10);
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .05);
}

.article-author-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(to bottom, var(--clr-accent), var(--clr-primary-400));
}

.author-avatar {
  width: 72px;
  height: 72px;
  min-width: 72px;
  background: linear-gradient(135deg, var(--clr-primary-700) 0%, var(--clr-accent) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(242, 101, 34, .25);
}

.author-info {
  flex: 1;
}

.author-info h4 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-extrabold);
  color: var(--clr-dark);
  margin-bottom: 3px;
}

.author-info span {
  font-size: var(--font-size-sm);
  color: var(--clr-accent);
  display: block;
  margin-bottom: var(--space-3);
  font-weight: var(--font-weight-medium);
}

.author-info p {
  font-size: var(--font-size-sm);
  color: var(--clr-muted);
  margin: 0;
  line-height: var(--line-height-relaxed);
}

/* ── Kenar çubuğu (Sidebar) ─────────────────────────────────────────── */
.article-sidebar {
  position: sticky;
  top: 90px;
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.sidebar-cta-box {
  background: linear-gradient(145deg, var(--clr-primary-900) 0%, var(--clr-primary-700) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(27, 61, 110, .25);
}

.sidebar-cta-box::after {
  content: '📞';
  position: absolute;
  right: var(--space-4);
  top: var(--space-4);
  font-size: 42px;
  opacity: 0.12;
  pointer-events: none;
}

.sidebar-cta-box h3 {
  color: #fff;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--space-2);
  position: relative;
}

.sidebar-cta-box p {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, .82);
  margin-bottom: var(--space-5);
  line-height: var(--line-height-relaxed);
  position: relative;
}

.sidebar-cta-box .btn {
  width: 100%;
  justify-content: center;
  margin-bottom: var(--space-3);
  position: relative;
}

.sidebar-cta-box .btn:last-child {
  margin-bottom: 0;
}

.sidebar-info-box {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
}

.sidebar-info-box h4 {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  color: var(--clr-dark);
  text-transform: uppercase;
  letter-spacing: .07em;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--clr-border);
}

.sidebar-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.sidebar-tag {
  background: var(--clr-primary-50);
  color: var(--clr-primary-700);
  border: 1px solid var(--clr-primary-100);
  padding: 3px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  display: inline-block;
  line-height: 1.6;
}

.sidebar-tag:hover {
  background: var(--clr-accent-100);
  color: var(--clr-accent);
  border-color: rgba(242, 101, 34, .35);
}

.sidebar-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--clr-bg);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  color: var(--clr-dark);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
  line-height: var(--line-height-snug);
}

.sidebar-link:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: var(--clr-accent-100);
  translate: 4px 0;
}

.sidebar-link-icon {
  font-size: 16px;
  flex-shrink: 0;
}

/* ── İlgili yazılar ─────────────────────────────────────────────────── */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.related-grid .blog-card {
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: translate var(--transition), box-shadow var(--transition);
}

.related-grid .blog-card:hover {
  translate: 0 -5px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, .10);
}

.blog-card-image {
  position: relative;
  overflow: hidden;
  height: 175px;
  background: var(--clr-primary-100);
  flex-shrink: 0;
}

.blog-card-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.related-grid .blog-card:hover .blog-card-image img {
  transform: scale(1.07);
}

.blog-card-content {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card-category {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--clr-accent);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin-bottom: var(--space-2);
}

.blog-card-content h3 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  color: var(--clr-dark);
  line-height: var(--line-height-snug);
  margin-bottom: var(--space-2);
  flex: 1;
}

.blog-card-content h3 a:hover {
  color: var(--clr-accent);
}

.blog-card-content p {
  font-size: var(--font-size-xs);
  color: var(--clr-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-3);
}

.blog-card-meta {
  display: flex;
  gap: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--clr-muted);
  padding-top: var(--space-3);
  border-top: 1px solid var(--clr-border);
}

/* ── Responsive ─────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr 280px;
    gap: var(--space-8);
  }

  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-steps::before {
    left: 23px;
    top: 48px;
  }

  .article-step {
    grid-template-columns: 48px 1fr;
  }

  .article-step-num {
    width: 44px;
    height: 44px;
    min-width: 44px;
  }
}

@media (max-width: 768px) {
  .emergency-bar {
    display: none;
  }

  .article-hero h1 {
    font-size: var(--font-size-xl);
  }

  .article-meta-strip {
    gap: var(--space-2);
  }

  .article-meta-strip .meta-divider {
    display: none;
  }

  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    position: static;
    order: -1;
  }

  .article-body {
    padding-top: var(--space-6);
    font-size: var(--font-size-base);
  }

  .article-body h2 {
    font-size: var(--font-size-xl);
  }

  .checklist-grid {
    grid-template-columns: 1fr;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .article-steps::before {
    left: 19px;
    top: 44px;
    bottom: 20px;
  }

  .article-step {
    grid-template-columns: 42px 1fr;
    gap: 0 var(--space-3);
  }

  .article-step-num {
    width: 40px;
    height: 40px;
    min-width: 40px;
    font-size: var(--font-size-sm);
    margin-top: var(--space-3);
  }

  .article-step-body {
    padding: var(--space-4) var(--space-5);
  }

  .article-step-body h3 {
    font-size: var(--font-size-lg);
  }

  .article-expert-note {
    padding: var(--space-6);
  }

  .article-expert-note h2 {
    font-size: var(--font-size-lg);
  }

  .article-author-box {
    flex-direction: column;
    align-items: flex-start;
  }

  .author-avatar {
    width: 56px;
    height: 56px;
    min-width: 56px;
    font-size: 24px;
  }

  .article-toc {
    padding: var(--space-4) var(--space-5);
  }
}

@media (max-width: 480px) {
  .article-hero {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
  }

  .article-meta-strip>span {
    font-size: var(--font-size-xs);
  }

  .blog-card-image {
    height: 140px;
  }
}


/* --------------------------------------------------------------------------
   30. Print
   -------------------------------------------------------------------------- */
@media print {

  .site-header,
  .site-footer,
  .float-cta,
  .back-to-top,
  .emergency-bar,
  .hero-visual {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }

  a {
    text-decoration: underline;
  }

  .container {
    max-width: 100%;
  }
}