/* =========================================================
   Akınsoft Çerkezköy — modern, responsive, animated
   Renk paleti: Akınsoft mavi + turuncu accent
   ========================================================= */

/* ==========================================================
   AÇIK / KOYU TEMA — değişkenler tek noktadan yönetilir
   Akınsoft kurumsal mavisi (#003F7F) + kurumsal kırmızı (#E30613)
   ========================================================== */
:root {
  /* Marka */
  --blue-900: #00264D;
  --blue-800: #003F7F;       /* Akınsoft kurumsal mavi */
  --blue-700: #00529E;
  --blue-600: #0066CC;
  --blue-500: #2B83E0;
  --blue-100: #E6F0FB;
  --blue-50:  #F4F9FE;

  --red-700: #B00510;
  --red-600: #C70612;
  --red-500: #E30613;        /* Akınsoft kurumsal kırmızı */
  --red-400: #FF4757;
  --red-100: #FEE2E4;

  /* Eski turuncu değişkenleri kırmızıya yönlendir (geri uyumluluk) */
  --orange-500: var(--red-500);
  --orange-400: var(--red-400);
  --orange-100: var(--red-100);

  /* Nötr (açık tema) */
  --ink-900: #0F172A;
  --ink-700: #334155;
  --ink-500: #64748B;
  --ink-300: #CBD5E1;
  --ink-100: #F1F5F9;
  --ink-50:  #F8FAFC;
  --white:   #FFFFFF;

  /* Sayfa bg + kart */
  --bg-page: #FFFFFF;
  --bg-soft: #F4F9FE;
  --bg-hero: linear-gradient(180deg, #F4F9FE 0%, #EAF2FB 100%);

  --success: #10B981;
  --danger:  #EF4444;
  --warn:    #F59E0B;

  --grad-primary: linear-gradient(135deg, #003F7F 0%, #00529E 55%, #0066CC 100%);
  --grad-accent:  linear-gradient(135deg, #E30613 0%, #FF4757 100%);
  --grad-text:    linear-gradient(135deg, #0066CC 0%, #E30613 100%);
  --grad-soft:    linear-gradient(180deg, #F4F9FE 0%, #FFFFFF 100%);

  --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
  --shadow:    0 8px 24px rgba(15, 23, 42, .08);
  --shadow-lg: 0 20px 50px rgba(15, 23, 42, .12);
  --shadow-blue: 0 12px 28px rgba(0, 82, 158, .28);
  --shadow-orange: 0 12px 28px rgba(227, 6, 19, .28);

  --radius-sm: 8px;
  --radius:    14px;
  --radius-lg: 22px;

  --container: 1180px;
  --t: 320ms cubic-bezier(.2, .7, .2, 1);
}

/* ============= KOYU TEMA ============= */
html[data-theme="dark"] {
  --blue-900: #061025;
  --blue-800: #0E1F3F;
  --blue-700: #1E3A6F;
  --blue-600: #2B83E0;
  --blue-500: #4FA3FF;
  --blue-100: #1A2540;
  --blue-50:  #111A2E;

  --red-500: #FF4757;
  --red-400: #FF6B7A;
  --red-100: #3A1419;

  --orange-500: var(--red-500);
  --orange-400: var(--red-400);
  --orange-100: var(--red-100);

  --ink-900: #F1F5F9;
  --ink-700: #CBD5E1;
  --ink-500: #94A3B8;
  --ink-300: #475569;
  --ink-100: #1E293B;
  --ink-50:  #131C2E;
  --white:   #1A2540;       /* kart arka planları */

  --bg-page: #0B1220;
  --bg-soft: #111A2E;
  --bg-hero: linear-gradient(180deg, #0B1220 0%, #131C2E 100%);

  --grad-primary: linear-gradient(135deg, #1E3A6F 0%, #2B83E0 60%, #4FA3FF 100%);
  --grad-accent:  linear-gradient(135deg, #FF4757 0%, #FF6B7A 100%);
  --grad-text:    linear-gradient(135deg, #4FA3FF 0%, #FF4757 100%);
  --grad-soft:    linear-gradient(180deg, #131C2E 0%, #0B1220 100%);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, .25);
  --shadow:    0 8px 24px rgba(0, 0, 0, .35);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, .55);
  --shadow-blue: 0 12px 28px rgba(43, 131, 224, .35);
  --shadow-orange: 0 12px 28px rgba(255, 71, 87, .30);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { background: var(--bg-page); }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-900);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color .3s ease, color .3s ease;
}
img { max-width: 100%; display: block; }
a { color: var(--blue-700); text-decoration: none; transition: color var(--t); }
a:hover { color: var(--orange-500); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* ============================ HEADER ============================ */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg-page) 85%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: background-color var(--t), border-color var(--t), box-shadow var(--t);
}
/* color-mix desteklemeyen tarayıcılar için fallback */
@supports not (background: color-mix(in srgb, red, blue)) {
  .site-header { background: rgba(255,255,255,.88); }
  html[data-theme="dark"] .site-header { background: rgba(11,18,32,.88); }
}
.site-header.scrolled {
  border-bottom-color: var(--ink-100);
  box-shadow: var(--shadow-sm);
}
.nav-row {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: 12px; color: var(--ink-900); }
.logo:hover { color: var(--blue-700); }
.logo-img { height: 40px; width: auto; max-width: 160px; object-fit: contain; }
.logo-text { line-height: 1; display: flex; flex-direction: column; padding-left: 12px; border-left: 1px solid var(--ink-100); }
.logo-text strong { font-size: 16px; font-weight: 800; letter-spacing: -.01em; color: var(--blue-800); }
.logo-text span { font-size: 11px; color: var(--ink-500); font-weight: 500; margin-top: 2px; }
html[data-theme="dark"] .logo-text strong { color: var(--blue-500); }
html[data-theme="dark"] .logo-img { filter: brightness(0) invert(1); /* açık logoyu beyaza çevir */ }
.logo-light .logo-text strong { color: #fff; }
.logo-light .logo-text span { color: rgba(255,255,255,.6); }
.logo-light .logo-text { border-left-color: rgba(255,255,255,.2); }
@media (max-width: 460px) {
  .logo-text { display: none; }
}

.main-nav { display: flex; align-items: center; gap: 8px; }
.main-nav a {
  padding: 10px 14px;
  font-weight: 500;
  color: var(--ink-700);
  border-radius: 10px;
}
.main-nav a:hover { color: var(--blue-700); background: var(--blue-50); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--t), box-shadow var(--t), background var(--t), color var(--t);
  white-space: nowrap;
}
.btn-sm { padding: 9px 16px; font-size: 14px; }
.btn-primary {
  background: var(--grad-primary);
  color: var(--white);
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 36px rgba(0, 102, 204, .35);
  color: var(--white);
}
.btn-ghost {
  background: rgba(255,255,255,.9);
  color: var(--blue-800);
  border: 1px solid var(--ink-100);
  box-shadow: var(--shadow-sm);
}
.btn-ghost:hover {
  background: var(--white);
  border-color: var(--blue-500);
  color: var(--blue-700);
  transform: translateY(-2px);
}
.btn-wa {
  background: #25D366;
  color: #fff !important;
  padding: 9px 16px;
  font-size: 14px;
}
.btn-wa:hover { background: #1FB855; transform: translateY(-2px); }
.btn-block { width: 100%; justify-content: center; }

/* === Tema Toggle Buton === */
.theme-toggle {
  width: 40px; height: 40px;
  border: 1px solid var(--ink-100);
  background: var(--white);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--ink-700);
  transition: all var(--t);
  position: relative;
  overflow: hidden;
}
.theme-toggle:hover {
  color: var(--blue-700);
  border-color: var(--blue-500);
  transform: rotate(15deg);
}
.theme-toggle svg { width: 20px; height: 20px; }
.theme-toggle .icon-sun  { display: none; }
.theme-toggle .icon-moon { display: block; }
html[data-theme="dark"] .theme-toggle .icon-sun  { display: block; }
html[data-theme="dark"] .theme-toggle .icon-moon { display: none; }

/* Hamburger */
.hamburger {
  display: none;
  background: transparent; border: none; cursor: pointer;
  width: 44px; height: 44px; padding: 10px;
  border-radius: 10px;
}
.hamburger:hover { background: var(--blue-50); }
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--ink-900); margin: 5px 0;
  transition: all var(--t);
  border-radius: 2px;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================ HERO ============================ */
.hero {
  position: relative;
  padding: 90px 0 140px;
  overflow: hidden;
  background: var(--bg-hero);
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .55;
  animation: blob 12s ease-in-out infinite;
}
.blob-1 {
  width: 480px; height: 480px;
  background: radial-gradient(circle, var(--blue-500), transparent 70%);
  top: -100px; left: -120px;
}
.blob-2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, var(--orange-400), transparent 70%);
  bottom: -100px; right: -80px;
  animation-delay: -4s;
}
.blob-3 {
  width: 320px; height: 320px;
  background: radial-gradient(circle, #B6DAFF, transparent 70%);
  top: 40%; left: 50%;
  animation-delay: -8s;
}
@keyframes blob {
  0%,100% { transform: translate(0,0) scale(1); }
  50%     { transform: translate(40px,-30px) scale(1.1); }
}

.hero-inner {
  position: relative;
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 60px;
  align-items: center;
}
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 100px;
  background: rgba(255,255,255,.8);
  border: 1px solid var(--blue-100);
  color: var(--blue-800);
  font-size: 13px; font-weight: 600;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}
.badge .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 0 rgba(16,185,129,.6);
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(16,185,129,.6); }
  70%{ box-shadow: 0 0 0 10px rgba(16,185,129,0); }
  100%{ box-shadow: 0 0 0 0 rgba(16,185,129,0); }
}

.hero h1 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: -.02em;
  font-weight: 900;
  margin: 0 0 18px;
  color: var(--ink-900);
}
.lead {
  font-size: clamp(16px, 1.6vw, 19px);
  color: var(--ink-500);
  max-width: 560px;
  margin: 0 0 28px;
}
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 38px; }

.hero-trust {
  display: grid; grid-template-columns: repeat(3, auto);
  gap: 32px;
}
.hero-trust > div { display: flex; flex-direction: column; }
.hero-trust strong {
  font-size: 28px; font-weight: 800; color: var(--blue-800);
  line-height: 1;
}
.hero-trust span { font-size: 13px; color: var(--ink-500); margin-top: 4px; }

/* Hero visual */
.hero-visual {
  position: relative;
  height: 460px;
}
.floating-card {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 18px;
  animation: float 6s ease-in-out infinite;
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50%     { transform: translateY(-12px); }
}
.card-main {
  width: 100%;
  max-width: 460px;
  top: 30px; left: 0;
  padding: 22px;
}
.card-header {
  display: flex; align-items: center; gap: 8px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink-100);
  margin-bottom: 16px;
}
.card-header .dot { width: 10px; height: 10px; border-radius: 50%; }
.card-header .dot-r { background: #FF5F56; }
.card-header .dot-y { background: #FFBD2E; }
.card-header .dot-g { background: #27C93F; }
.card-header .card-title {
  font-size: 13px; font-weight: 600; color: var(--ink-700);
  margin-left: auto;
}
.kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 20px; }
.kpi {
  background: var(--ink-50);
  border-radius: var(--radius-sm);
  padding: 12px;
  display: flex; flex-direction: column;
}
.kpi .lbl { font-size: 11px; color: var(--ink-500); text-transform: uppercase; letter-spacing: .04em; }
.kpi strong { font-size: 17px; color: var(--ink-900); font-weight: 800; margin-top: 4px; }
.kpi i {
  font-style: normal; font-size: 11px; font-weight: 700;
  margin-top: 2px;
}
.kpi i.up { color: var(--success); }
.kpi i.dn { color: var(--danger); }
.bars { display: flex; align-items: flex-end; gap: 8px; height: 110px; }
.bars span {
  flex: 1; height: var(--h);
  background: var(--grad-primary);
  border-radius: 6px 6px 0 0;
  animation: bar-grow 1.2s ease forwards;
  transform-origin: bottom;
  transform: scaleY(0);
}
.bars span:nth-child(1){ animation-delay: .1s }
.bars span:nth-child(2){ animation-delay: .2s }
.bars span:nth-child(3){ animation-delay: .3s }
.bars span:nth-child(4){ animation-delay: .4s; background: var(--grad-accent); }
.bars span:nth-child(5){ animation-delay: .5s }
.bars span:nth-child(6){ animation-delay: .6s }
.bars span:nth-child(7){ animation-delay: .7s }
@keyframes bar-grow { to { transform: scaleY(1); } }

.card-mini {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px;
  font-size: 13px;
  color: var(--ink-700);
  border-radius: var(--radius);
}
.card-mini strong { display: block; font-size: 14px; color: var(--ink-900); font-weight: 700; }
.card-mini span { font-size: 12px; color: var(--ink-500); }
.card-mini-1 {
  bottom: 60px; left: -20px;
  color: var(--success);
  animation-delay: -2s;
}
.card-mini-2 {
  top: 0; right: -10px;
  color: var(--orange-500);
  animation-delay: -4s;
}

.hero-wave {
  position: absolute; bottom: -1px; left: 0; right: 0;
  line-height: 0;
  pointer-events: none;
}
.hero-wave svg { width: 100%; height: 80px; display: block; }
.hero-wave svg path { fill: var(--bg-page); }

/* ============================ SECTIONS ============================ */
.section { padding: 100px 0; position: relative; }
.section-alt { background: var(--ink-50); }
.section-head {
  max-width: 720px; margin: 0 auto 60px;
  text-align: center;
}
.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 12px; font-weight: 700;
  color: var(--orange-500);
  margin-bottom: 12px;
  padding: 6px 14px;
  background: var(--orange-100);
  border-radius: 100px;
}
.eyebrow-light { color: var(--white); background: rgba(255,255,255,.18); }
h2 {
  font-size: clamp(28px, 3.4vw, 42px);
  font-weight: 800;
  letter-spacing: -.02em;
  margin: 0 0 14px;
  color: var(--ink-900);
}
.text-light { color: var(--white); }
.text-light-soft { color: rgba(255,255,255,.85); }
.muted { color: var(--ink-500); margin: 0; }
.muted-2 { color: var(--ink-500); font-size: 12px; }

.grid-2 {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  align-items: center;
}
.gap-lg { gap: 60px; }

.check-list {
  list-style: none; padding: 0; margin: 24px 0 0;
}
.check-list li {
  position: relative;
  padding: 8px 0 8px 30px;
  color: var(--ink-700);
}
.check-list li::before {
  content: ''; position: absolute; left: 0; top: 14px;
  width: 18px; height: 18px;
  background: var(--grad-primary);
  border-radius: 50%;
}
.check-list li::after {
  content: ''; position: absolute; left: 4px; top: 18px;
  width: 9px; height: 5px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
}

.stats-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px;
}
.stat {
  background: var(--white);
  padding: 28px 22px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--ink-100);
  transition: transform var(--t), box-shadow var(--t);
}
.stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--blue-500);
}
.stat strong {
  display: block;
  font-size: 36px; font-weight: 800;
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}
.stat span { color: var(--ink-500); font-size: 14px; margin-top: 8px; display: block; }

/* Services */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.service-card {
  background: var(--white);
  padding: 32px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--ink-100);
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--grad-primary);
  transform: scaleX(0); transform-origin: left;
  transition: transform 400ms ease;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }

.svc-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-sm);
  background: var(--blue-50);
  color: var(--blue-700);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
  transition: all var(--t);
}
.svc-icon svg { width: 28px; height: 28px; }
.service-card:hover .svc-icon {
  background: var(--grad-primary);
  color: var(--white);
  transform: scale(1.05) rotate(-4deg);
}
.service-card h3 { font-size: 19px; font-weight: 700; margin: 0 0 8px; color: var(--ink-900); }
.service-card p { color: var(--ink-500); margin: 0; font-size: 15px; }

/* Products */
.products-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.product-card {
  background: var(--white);
  border: 1px solid var(--ink-100);
  border-radius: var(--radius);
  padding: 32px 26px;
  position: relative;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-500);
}
.product-card.featured {
  border-color: var(--tag-color, var(--red-500));
  box-shadow: var(--shadow-orange);
}
.prod-tag {
  position: absolute;
  top: -12px; right: 22px;
  background: var(--grad-accent);
  color: var(--white);
  font-size: 11px; font-weight: 800;
  letter-spacing: .08em;
  padding: 6px 14px;
  border-radius: 100px;
  box-shadow: var(--shadow-orange);
}
.prod-header h3 {
  font-size: 24px; font-weight: 800;
  color: var(--blue-800); margin: 0 0 6px;
}
.prod-header p { color: var(--ink-500); margin: 0 0 20px; font-size: 14px; }
.prod-features {
  list-style: none; padding: 0; margin: 0 0 24px;
  border-top: 1px solid var(--ink-100);
  padding-top: 20px;
}
.prod-features li {
  position: relative;
  padding: 6px 0 6px 24px;
  font-size: 14px; color: var(--ink-700);
}
.prod-features li::before {
  content: ''; position: absolute; left: 0; top: 12px;
  width: 14px; height: 14px;
  background: var(--blue-100);
  border-radius: 50%;
}
.prod-features li::after {
  content: ''; position: absolute; left: 3px; top: 14px;
  width: 7px; height: 4px;
  border-left: 2px solid var(--blue-700);
  border-bottom: 2px solid var(--blue-700);
  transform: rotate(-45deg);
}
.prod-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.other-products {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  margin-top: 36px; padding-top: 28px;
  border-top: 1px dashed var(--ink-300);
  justify-content: center;
}
.other-products > span:first-child { color: var(--ink-500); font-weight: 600; margin-right: 6px; }
.chip {
  padding: 6px 14px;
  background: var(--white);
  border: 1px solid var(--ink-100);
  border-radius: 100px;
  font-size: 13px;
  color: var(--ink-700);
  font-weight: 500;
  transition: all var(--t);
}
.chip:hover {
  border-color: var(--blue-500);
  color: var(--blue-700);
  transform: translateY(-2px);
}

/* CTA / Demo */
.section-cta {
  position: relative;
  background: var(--grad-primary);
  color: var(--white);
  overflow: hidden;
}
.cta-bg { position: absolute; inset: 0; pointer-events: none; }
.blob-cta-1 {
  position: absolute; width: 500px; height: 500px;
  border-radius: 50%; filter: blur(80px); opacity: .35;
  background: radial-gradient(circle, var(--orange-500), transparent 70%);
  top: -150px; right: -100px;
}
.blob-cta-2 {
  position: absolute; width: 400px; height: 400px;
  border-radius: 50%; filter: blur(80px); opacity: .25;
  background: radial-gradient(circle, #fff, transparent 70%);
  bottom: -100px; left: -80px;
}
.section-cta .container { position: relative; z-index: 1; }

.cta-points {
  list-style: none; padding: 0; margin: 28px 0 0;
}
.cta-points li {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 0; color: rgba(255,255,255,.92);
  font-size: 16px; font-weight: 500;
}
.cta-points svg {
  background: rgba(255,255,255,.15);
  border-radius: 50%; padding: 6px;
  color: var(--white);
}

/* Form */
.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  color: var(--ink-900);
}
.form-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.form-card label {
  display: flex; flex-direction: column;
  margin-bottom: 16px;
}
.form-card label > span {
  font-size: 13px; font-weight: 600; color: var(--ink-700);
  margin-bottom: 6px;
}
.form-card label > span i {
  color: var(--danger); font-style: normal; margin-left: 4px;
}
.form-card input, .form-card select, .form-card textarea {
  font-family: inherit; font-size: 15px;
  padding: 12px 14px;
  border: 1.5px solid var(--ink-100);
  border-radius: 10px;
  background: var(--ink-50);
  color: var(--ink-900);
  transition: all var(--t);
  width: 100%;
}
.form-card input:focus, .form-card select:focus, .form-card textarea:focus {
  outline: none;
  border-color: var(--blue-500);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(43, 131, 224, .15);
}
.form-card textarea { resize: vertical; min-height: 100px; }
.form-card .hp { display: none !important; }
.form-note {
  font-size: 12px; color: var(--ink-500); margin: 12px 0 0; text-align: center;
}
.form-status {
  margin-top: 14px; padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px; font-weight: 500;
  display: none;
}
.form-status.show { display: block; }
.form-status.success { background: #ecfdf5; color: #065f46; border: 1px solid #10b981; }
.form-status.error   { background: #fef2f2; color: #991b1b; border: 1px solid #ef4444; }
.form-status.loading { background: var(--blue-50); color: var(--blue-800); border: 1px solid var(--blue-100); }

/* Contact */
.contact-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px;
}
.contact-card {
  background: var(--white);
  border: 1px solid var(--ink-100);
  border-radius: var(--radius);
  padding: 28px 22px;
  display: flex; flex-direction: column; gap: 6px;
  text-align: left;
  color: var(--ink-900);
  transition: all var(--t);
}
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--blue-500);
  color: var(--ink-900);
}
.cc-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--blue-50); color: var(--blue-700);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 8px;
}
.cc-icon.cc-wa { background: #DCFCE7; color: #16A34A; }
.contact-card strong { font-size: 13px; color: var(--ink-500); font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.contact-card span { color: var(--ink-900); font-size: 15px; font-weight: 500; }

.map-wrap { margin-top: 36px; }
.map-wrap iframe { display: block; }

.hours-row { margin-top: 28px; text-align: center; }
.hours-card {
  display: inline-flex; flex-direction: column; gap: 4px;
  padding: 18px 28px;
  background: var(--blue-50);
  border-radius: var(--radius);
  color: var(--blue-800);
}
.hours-card strong { font-size: 14px; }
.hours-card span { color: var(--ink-700); font-size: 14px; }

/* Footer */
.site-footer {
  background: var(--blue-900);
  color: rgba(255,255,255,.7);
  padding: 70px 0 30px;
  margin-top: 0;
}
.foot-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.4fr; gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.logo-light { color: #fff; }
.logo-light:hover { color: var(--orange-400); }
.logo-light .logo-text strong { color: #fff; }
.logo-light .logo-text span { color: rgba(255,255,255,.6); }
.foot-about { margin: 18px 0; font-size: 14px; line-height: 1.7; }
.socials { display: flex; gap: 8px; }
.socials a {
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.08);
  border-radius: 10px;
  color: #fff;
  transition: all var(--t);
}
.socials a:hover {
  background: var(--orange-500);
  transform: translateY(-2px);
}
.foot-grid h4 { color: #fff; font-size: 15px; font-weight: 700; margin: 6px 0 18px; }
.foot-grid ul { list-style: none; padding: 0; margin: 0; }
.foot-grid ul li { padding: 4px 0; font-size: 14px; }
.foot-grid ul li a { color: rgba(255,255,255,.7); }
.foot-grid ul li a:hover { color: var(--orange-400); }
.contact-foot li { padding: 6px 0 !important; }

.foot-bottom {
  text-align: center;
  padding-top: 30px;
}
.foot-bottom p { margin: 4px 0; font-size: 13px; color: rgba(255,255,255,.55); }

/* === Akınsoft Slider === */
.akin-slider {
  position: relative;
  background: var(--bg-soft);
  padding: 0;
  margin: 0;
  border-bottom: 1px solid var(--ink-100);
  font-size: 0;          /* iframe alt boşluğunu kapat */
  line-height: 0;
  overflow: hidden;
}
.akin-slider iframe {
  display: block;
  width: 100%;
  height: 380px;         /* slider içeriğine oturan yükseklik (eski 600px) */
  border: 0;
  background: var(--bg-soft);
  vertical-align: top;
  margin: 0;
  padding: 0;
}
@media (max-width: 1024px) {
  .akin-slider iframe { height: 300px; }
}
@media (max-width: 720px) {
  .akin-slider iframe { height: 220px; }
}
@media (max-width: 460px) {
  .akin-slider iframe { height: 180px; }
}

/* WhatsApp Floating */
.wa-float {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 60px; height: 60px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 28px rgba(37, 211, 102, .45);
  z-index: 99;
  transition: all var(--t);
}
.wa-float:hover {
  transform: scale(1.08) rotate(-8deg);
  background: #1FB855;
  color: #fff;
}
.wa-pulse {
  position: absolute; inset: 0;
  border-radius: 50%;
  background: #25D366;
  z-index: -1;
  animation: wa-pulse 2s infinite;
}
@keyframes wa-pulse {
  0%   { transform: scale(1); opacity: .6; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* Back to top */
.back-top {
  position: fixed;
  bottom: 96px; right: 30px;
  width: 44px; height: 44px;
  background: var(--white);
  color: var(--blue-800);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; font-weight: 700;
  box-shadow: var(--shadow);
  border: 1px solid var(--ink-100);
  opacity: 0; pointer-events: none;
  transform: translateY(20px);
  transition: all var(--t);
  z-index: 98;
}
.back-top.show {
  opacity: 1; pointer-events: auto; transform: translateY(0);
}
.back-top:hover { color: var(--orange-500); border-color: var(--blue-500); }

/* Reveal animations — yalnızca JS yüklendiyse çalışır.
   JS yüklenmezse veya hata verirse içerik düz/anında görünür. */
html.js .reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 700ms cubic-bezier(.2,.7,.2,1),
              transform 700ms cubic-bezier(.2,.7,.2,1);
  transition-delay: var(--d, 0ms);
}
html.js .reveal.visible {
  opacity: 1; transform: translateY(0);
}

/* ======================= RESPONSIVE ======================= */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { height: 380px; max-width: 480px; margin: 0 auto; }
  .services-grid, .products-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; gap: 36px; }
}

@media (max-width: 720px) {
  .hero { padding: 60px 0 110px; }
  .section { padding: 70px 0; }
  .section-head { margin-bottom: 40px; }
  .hero h1 { font-size: 36px; }
  .hero-trust { gap: 18px; }
  .hero-trust strong { font-size: 22px; }
  .hero-visual { height: 340px; }
  .card-main { max-width: 360px; padding: 16px; }
  .card-main .kpi-row { gap: 8px; }
  .card-main .kpi { padding: 8px; }
  .card-main .kpi strong { font-size: 14px; }
  .card-mini-1 { left: -10px; bottom: 30px; }
  .card-mini-2 { right: 0; }
  .services-grid, .products-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr; gap: 28px; padding-bottom: 30px; }
  .form-card { padding: 24px 20px; }
  .form-row { grid-template-columns: 1fr; }

  .main-nav {
    position: fixed; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: stretch;
    background: var(--white);
    padding: 16px;
    border-bottom: 1px solid var(--ink-100);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--t);
    box-shadow: var(--shadow);
    gap: 4px;
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav a { padding: 14px 16px; font-size: 16px; }
  .main-nav .btn-wa { justify-content: center; margin-top: 8px; }
  .hamburger { display: block; }

  .wa-float { width: 52px; height: 52px; bottom: 16px; right: 16px; }
  .wa-float svg { width: 26px; height: 26px; }
  .back-top { bottom: 80px; right: 22px; width: 38px; height: 38px; }
}

@media (max-width: 460px) {
  .contact-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-trust { grid-template-columns: 1fr 1fr 1fr; }
  .other-products { gap: 6px; }
  .chip { font-size: 12px; padding: 4px 10px; }
  h2 { font-size: 26px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
}

/* ==========================================================
   KOYU TEMA okunabilirlik düzeltmeleri
   ========================================================== */
html[data-theme="dark"] a { color: var(--blue-500); }
html[data-theme="dark"] a:hover { color: var(--red-400); }

html[data-theme="dark"] .logo { color: var(--ink-900); }
html[data-theme="dark"] .logo:hover { color: var(--blue-500); }
html[data-theme="dark"] .main-nav a { color: var(--ink-700); }
html[data-theme="dark"] .main-nav a:hover { color: var(--blue-500); background: var(--blue-50); }
html[data-theme="dark"] .badge { color: var(--blue-500); }
html[data-theme="dark"] .btn-ghost { color: var(--ink-900); border-color: var(--ink-100); background: var(--white); }
html[data-theme="dark"] .btn-ghost:hover { background: var(--bg-soft); border-color: var(--blue-500); color: var(--blue-500); }
html[data-theme="dark"] .hero-trust strong { color: var(--blue-500); }
html[data-theme="dark"] .prod-header h3 { color: var(--blue-500); }
html[data-theme="dark"] .hours-card { background: var(--blue-50); color: var(--blue-500); }
html[data-theme="dark"] .hours-card span { color: var(--ink-700); }
html[data-theme="dark"] .form-status.loading { background: var(--blue-50); color: var(--blue-500); border-color: var(--blue-100); }
html[data-theme="dark"] .form-status.success { background: rgba(16,185,129,.12); color: #6EE7B7; border-color: rgba(16,185,129,.4); }
html[data-theme="dark"] .form-status.error { background: rgba(239,68,68,.12); color: #FCA5A5; border-color: rgba(239,68,68,.4); }

html[data-theme="dark"] .svc-icon { background: var(--blue-50); color: var(--blue-500); }
html[data-theme="dark"] .cc-icon { background: var(--blue-50); color: var(--blue-500); }
html[data-theme="dark"] .cc-icon.cc-wa { background: rgba(37,211,102,.15); color: #4ADE80; }
html[data-theme="dark"] .stat { border-color: var(--ink-100); }
html[data-theme="dark"] .product-card.featured { border-color: var(--red-500); }
html[data-theme="dark"] .other-products .chip { background: var(--white); border-color: var(--ink-100); color: var(--ink-700); }

html[data-theme="dark"] .form-card { box-shadow: 0 20px 50px rgba(0,0,0,.5); }
html[data-theme="dark"] .form-card input, html[data-theme="dark"] .form-card select, html[data-theme="dark"] .form-card textarea {
  background: var(--bg-soft); color: var(--ink-900); border-color: var(--ink-100);
}
html[data-theme="dark"] .form-card input:focus, html[data-theme="dark"] .form-card select:focus, html[data-theme="dark"] .form-card textarea:focus {
  background: var(--white); border-color: var(--blue-500);
}

html[data-theme="dark"] .floating-card { background: var(--white); }
html[data-theme="dark"] .kpi { background: var(--bg-soft); }
html[data-theme="dark"] .card-mini { color: var(--ink-700); }

html[data-theme="dark"] .site-footer { background: #050B17; border-top: 1px solid var(--ink-100); }
html[data-theme="dark"] .site-footer .logo-light .logo-text strong { color: #fff; }
html[data-theme="dark"] .back-top { background: var(--white); color: var(--blue-500); border-color: var(--ink-100); }
html[data-theme="dark"] .back-top:hover { color: var(--red-400); border-color: var(--blue-500); }

/* Tema değişimi geçişi yumuşak olsun */
.site-header, .hero, .section, .floating-card, .product-card, .service-card,
.contact-card, .form-card, .btn, .chip, .stat, .kpi, .akin-slider {
  transition: background-color .3s ease, color .3s ease, border-color .3s ease, box-shadow .3s ease;
}