/* =========================================================
   CC ENERJİ — Kurumsal Premium Demo
   Design system / global styles  ·  v2 (premium revize)
   Başlık: Space Grotesk · Gövde: Inter
   Web Tasarım: Simetri Soft
   ========================================================= */

:root {
  /* Renk paleti — enerji sektörü */
  --navy: #08203c;
  --navy-700: #0c2c4f;
  --navy-800: #061a31;
  --blue: #1769ff;
  --blue-600: #0d54de;
  --teal: #15cdbb;
  --teal-600: #0aa999;
  --green: #2bd576;
  --green-600: #18b863;
  --cyan: #41d8ff;

  --ink: #0e1f33;
  --muted: #5a6b80;
  --muted-2: #7a8a9d;
  --line: #e7edf4;
  --line-2: #eef3f8;
  --bg: #ffffff;
  --bg-soft: #f5f8fc;
  --bg-soft-2: #eef3f9;

  --white: #ffffff;

  /* Gradyanlar */
  --grad-primary: linear-gradient(135deg, #1769ff 0%, #15cdbb 100%);
  --grad-primary-2: linear-gradient(120deg, #1769ff 0%, #41d8ff 60%, #15cdbb 100%);
  --grad-deep: linear-gradient(150deg, #08203c 0%, #0c2c4f 50%, #0d54de 130%);
  --grad-green: linear-gradient(135deg, #15cdbb 0%, #2bd576 100%);
  --grad-heat: linear-gradient(160deg, #eef3f9 0%, #e6f5f1 55%, #e9f0ff 100%);
  --grad-glow: radial-gradient(60% 80% at 72% 18%, rgba(65,216,255,.32), transparent 62%);

  /* Yuvarlatma & gölge */
  --r-sm: 12px;
  --r: 18px;
  --r-lg: 24px;
  --r-xl: 32px;
  --shadow-sm: 0 6px 20px rgba(8, 32, 60, .06);
  --shadow: 0 18px 50px rgba(8, 32, 60, .12);
  --shadow-lg: 0 34px 80px rgba(8, 32, 60, .20);
  --glow-blue: 0 14px 34px rgba(23, 105, 255, .38);

  --container: 1240px;
  --header-h: 80px;

  --font-head: "Space Grotesk", "Inter", system-ui, sans-serif;
  --font: "Inter", "Plus Jakarta Sans", system-ui, -apple-system, sans-serif;
}

/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
::selection { background: rgba(23,105,255,.18); }

/* Yardımcılar */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 24px; }
.section { padding: 104px 0; position: relative; }
.section-soft { background:
  radial-gradient(120% 120% at 100% 0%, rgba(21,205,187,.06), transparent 45%),
  linear-gradient(180deg, #f7fafd 0%, #f3f7fc 100%); }
.text-center { text-align: center; }
.grad-text {
  background: var(--grad-primary);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* Teknik grid / pattern arka plan katmanları */
.bg-grid::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(8,32,60,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8,32,60,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(80% 70% at 50% 30%, #000 30%, transparent 80%);
  mask-image: radial-gradient(80% 70% at 50% 30%, #000 30%, transparent 80%);
}

/* Bölüm başlıkları */
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font); font-size: 12.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: var(--blue-600);
  background: linear-gradient(135deg, rgba(23,105,255,.10), rgba(21,205,187,.10));
  border: 1px solid rgba(23,105,255,.14);
  padding: 8px 16px; border-radius: 100px;
  margin-bottom: 20px; position: relative; z-index: 1;
}
.eyebrow i { font-size: 12px; color: var(--teal-600); }
.section-head { max-width: 740px; margin: 0 auto 60px; position: relative; z-index: 1; }
.section-head.left { margin-inline: 0; }
.section-title {
  font-family: var(--font-head);
  font-size: clamp(29px, 4vw, 46px); line-height: 1.1; font-weight: 700;
  letter-spacing: -.025em; color: var(--navy);
}
.section-sub { margin-top: 18px; color: var(--muted); font-size: 17px; line-height: 1.7; }

/* =========================================================
   BUTONLAR
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font); font-weight: 600; font-size: 15px; letter-spacing: -.01em;
  padding: 14px 26px; border-radius: 14px; position: relative; overflow: hidden;
  transition: transform .3s cubic-bezier(.34,1.4,.6,1), box-shadow .3s, background .3s, color .3s, border-color .3s;
  white-space: nowrap; z-index: 0;
}
.btn i { font-size: 14px; transition: transform .3s; }
.btn .fa-arrow-right, .btn .fa-arrow-right-long { transition: transform .3s; }
.btn:hover .fa-arrow-right, .btn:hover .fa-arrow-right-long { transform: translateX(4px); }

/* Ana CTA — gradient + glow + sheen */
.btn-primary { background: var(--grad-primary-2); background-size: 160% 160%; color: #fff; box-shadow: var(--glow-blue); }
.btn-primary::after {
  content: ""; position: absolute; top: 0; left: -120%; width: 60%; height: 100%; z-index: -1;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.35), transparent); transition: left .6s;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 20px 44px rgba(23,105,255,.5); background-position: 100% 0; }
.btn-primary:hover::after { left: 130%; }

.btn-dark { background: var(--navy); color: #fff; box-shadow: 0 12px 28px rgba(8,32,60,.28); }
.btn-dark:hover { transform: translateY(-3px); background: var(--navy-700); box-shadow: 0 18px 38px rgba(8,32,60,.36); }

.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.32); backdrop-filter: blur(10px); }
.btn-ghost:hover { background: rgba(255,255,255,.18); transform: translateY(-3px); border-color: rgba(255,255,255,.55); }

.btn-outline { background: rgba(255,255,255,.7); color: var(--navy); border: 1.5px solid var(--line); backdrop-filter: blur(6px); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-3px); box-shadow: var(--shadow-sm); }

.btn-green { background: var(--grad-green); color: #04241c; box-shadow: 0 14px 30px rgba(43,213,118,.34); }
.btn-green:hover { transform: translateY(-3px); box-shadow: 0 20px 40px rgba(43,213,118,.46); }

.btn-wa { background: #25d366; color: #fff; box-shadow: 0 12px 28px rgba(37,211,102,.34); }
.btn-wa:hover { transform: translateY(-3px); box-shadow: 0 18px 38px rgba(37,211,102,.5); }

.btn-sm { padding: 11px 20px; font-size: 14px; border-radius: 12px; }

/* Link ok */
.link-arrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 600; color: var(--blue-600); font-size: 15px;
  transition: gap .25s, color .25s;
}
.link-arrow i { transition: transform .25s; }
.link-arrow:hover { gap: 12px; color: var(--blue); }
.link-arrow:hover i { transform: translateX(2px); }

/* =========================================================
   HEADER — premium glass
   ========================================================= */
.topbar { background: var(--navy-800); color: #b8c8db; font-size: 13.5px; position: relative; z-index: 1; }
.topbar .container { display: flex; align-items: center; justify-content: space-between; height: 44px; }
.topbar-info { display: flex; gap: 26px; }
.topbar-info a { display: inline-flex; align-items: center; gap: 8px; opacity: .85; transition: opacity .2s, color .2s; }
.topbar-info a:hover { opacity: 1; color: #fff; }
.topbar-info i { color: var(--teal); }
.topbar-social { display: flex; gap: 16px; }
.topbar-social a { opacity: .8; transition: opacity .2s, transform .2s, color .2s; }
.topbar-social a:hover { opacity: 1; transform: translateY(-2px); color: var(--teal); }

/* Enerji Tasarruf Modu (siyah-beyaz) anahtarı */
.energy-toggle { display: inline-flex; align-items: center; gap: 9px; color: #b8c8db; font-size: 13px; font-weight: 600; transition: color .2s; }
.energy-toggle i { color: var(--green); font-size: 13px; }
.energy-toggle:hover { color: #fff; }
.energy-toggle .et-switch { width: 38px; height: 20px; border-radius: 100px; background: rgba(255,255,255,.18); position: relative; transition: background .3s; flex-shrink: 0; }
.energy-toggle .et-knob { position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: #fff; transition: transform .3s cubic-bezier(.34,1.4,.6,1); box-shadow: 0 2px 5px rgba(0,0,0,.3); }
.energy-toggle[aria-pressed="true"] .et-switch { background: var(--green); }
.energy-toggle[aria-pressed="true"] .et-knob { transform: translateX(18px); }

/* Tüm siteyi gri tonlamaya çevir */
html { transition: filter .45s ease; }
html.energy-saver { filter: grayscale(1) contrast(.96); }

/* Mod bildirimi (toast) */
.et-toast {
  position: fixed; left: 50%; bottom: 30px; transform: translateX(-50%) translateY(20px);
  background: var(--navy); color: #fff; padding: 13px 22px; border-radius: 100px;
  box-shadow: var(--shadow-lg); font-size: 14px; font-weight: 600; display: flex; gap: 10px; align-items: center;
  opacity: 0; visibility: hidden; transition: opacity .35s, transform .35s, visibility .35s; z-index: 500; border: 1px solid rgba(255,255,255,.14);
}
.et-toast.show { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.et-toast i { color: var(--green); }

.site-header {
  position: sticky; top: 0; z-index: 200;
  background: rgba(255,255,255,.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid rgba(231,237,244,.9);
  transition: box-shadow .3s, background .3s, border-color .3s;
}
.site-header.scrolled { box-shadow: 0 10px 40px rgba(8,32,60,.10); background: rgba(255,255,255,.9); border-color: rgba(231,237,244,.6); }
.nav { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); max-width: 1340px; gap: 16px; }

.logo { display: flex; align-items: center; gap: 13px; }
.logo-mark {
  width: 48px; height: 48px; border-radius: 15px;
  background: var(--grad-primary-2);
  display: grid; place-items: center; color: #fff; font-size: 21px;
  box-shadow: 0 10px 24px rgba(23,105,255,.4), inset 0 1px 0 rgba(255,255,255,.5);
  position: relative; overflow: hidden; flex-shrink: 0;
}
.logo-mark::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 18%, rgba(255,255,255,.6), transparent 55%);
}
.logo-mark::before {
  content: ""; position: absolute; inset: 0; opacity: .25;
  background-image: linear-gradient(rgba(255,255,255,.4) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.4) 1px, transparent 1px);
  background-size: 9px 9px;
}
.logo-text { line-height: 1.04; }
.logo-text b { font-family: var(--font-head); font-size: 21px; font-weight: 700; letter-spacing: -.02em; color: var(--navy); display: block; }
.logo-text span { font-size: 10.5px; letter-spacing: .22em; text-transform: uppercase; color: var(--teal-600); font-weight: 700; }

.menu { display: flex; align-items: center; gap: 2px; }
.menu > li > a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 11px; border-radius: 11px; font-weight: 600; font-size: 13px; color: var(--ink);
  border: 1px solid transparent; background: transparent; white-space: nowrap;
  transition: background .25s, color .25s, border-color .25s, box-shadow .25s, transform .25s;
}
.menu > li > a i { font-size: 11.5px; color: var(--muted-2); transition: color .25s; }
.menu > li > a:hover { background: rgba(23,105,255,.07); color: var(--blue-600); border-color: rgba(23,105,255,.16); transform: translateY(-1px); }
.menu > li > a:hover i { color: var(--blue-600); }
.menu > li.active > a { background: var(--grad-primary-2); color: #fff; border-color: transparent; box-shadow: 0 8px 18px rgba(23,105,255,.3); }
.menu > li.active > a i { color: #fff; }

.nav-actions { display: flex; align-items: center; gap: 10px; }
.icon-btn {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center;
  color: var(--navy); border: 1px solid var(--line); background: rgba(255,255,255,.7);
  transition: border-color .25s, color .25s, transform .25s, box-shadow .25s;
}
.icon-btn:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

/* Dil seçici (GTranslate alanı) */
.lang { position: relative; }
.lang-toggle {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 0 14px; height: 44px; border-radius: 13px; border: 1px solid var(--line); background: rgba(255,255,255,.7);
  font-weight: 600; font-size: 14px; color: var(--navy); transition: border-color .25s, box-shadow .25s;
}
.lang-toggle:hover { border-color: var(--blue); box-shadow: var(--shadow-sm); }
.lang-menu {
  position: absolute; top: 54px; right: 0; min-width: 158px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm);
  box-shadow: var(--shadow); padding: 8px; opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity .22s, transform .22s, visibility .22s; z-index: 50;
}
.lang.open .lang-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-menu a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 9px; font-weight: 500; font-size: 14px; }
.lang-menu a:hover { background: var(--bg-soft); color: var(--blue); }

.hamburger { display: none; width: 46px; height: 46px; border-radius: 13px; border: 1px solid var(--line); background: rgba(255,255,255,.7); }
.hamburger span { display: block; width: 20px; height: 2px; background: var(--navy); margin: 4px auto; border-radius: 2px; transition: .3s; }
.hamburger.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Arama overlay */
.search-overlay {
  position: fixed; inset: 0; z-index: 300; background: rgba(8,32,60,.66); backdrop-filter: blur(8px);
  display: grid; place-items: start center; padding-top: 16vh;
  opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
.search-overlay.open { opacity: 1; visibility: visible; }
.search-box { width: min(660px, 90vw); }
.search-box form { display: flex; background: #fff; border-radius: 18px; overflow: hidden; box-shadow: var(--shadow-lg); }
.search-box input { flex: 1; border: none; outline: none; padding: 21px 26px; font-size: 17px; font-family: inherit; }
.search-box button { background: var(--grad-primary-2); color: #fff; padding: 0 32px; font-size: 18px; }
.search-close { margin: 22px auto 0; color: #fff; display: flex; align-items: center; gap: 8px; font-weight: 500; opacity: .85; }
.search-close:hover { opacity: 1; }

/* =========================================================
   MOBİL MENÜ
   ========================================================= */
.mobile-menu {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(370px, 88vw); z-index: 400;
  background: #fff; box-shadow: var(--shadow-lg); transform: translateX(105%);
  transition: transform .4s cubic-bezier(.4,0,.2,1); display: flex; flex-direction: column;
  padding: 22px; overflow-y: auto;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 26px; }
.mobile-menu nav a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 15px 6px; font-family: var(--font-head); font-weight: 600; font-size: 17px; border-bottom: 1px solid var(--line); color: var(--navy);
  transition: color .2s, padding .2s;
}
.mobile-menu nav a:hover, .mobile-menu nav a.active { color: var(--blue); padding-left: 12px; }
.mobile-menu nav a i { color: var(--muted-2); font-size: 13px; }
.mobile-cta { display: grid; gap: 10px; margin-top: 24px; }
.overlay-bg {
  position: fixed; inset: 0; background: rgba(8,32,60,.5); backdrop-filter: blur(3px); z-index: 350; opacity: 0; visibility: hidden; transition: .3s;
}
.overlay-bg.open { opacity: 1; visibility: visible; }

/* =========================================================
   HERO SLIDER
   ========================================================= */
.hero { position: relative; min-height: calc(100vh - var(--header-h) - 44px); overflow: hidden; background: var(--navy); }
.slides { position: relative; height: 100%; min-height: inherit; }
.slide {
  position: absolute; inset: 0; opacity: 0; visibility: hidden;
  transition: opacity 1.1s ease; display: flex; align-items: center;
}
.slide.active { opacity: 1; visibility: visible; }
.slide-bg { position: absolute; inset: 0; z-index: 0; }
.slide-bg img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.1); transition: transform 8s ease; }
.slide.active .slide-bg img { transform: scale(1); }
/* Rafine, dengeli gradient overlay (daha az karanlık, daha premium) */
.slide-bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(6,22,42,.92) 0%, rgba(8,32,60,.74) 38%, rgba(8,32,60,.30) 72%, rgba(8,32,60,.12) 100%),
    radial-gradient(70% 90% at 80% 30%, rgba(23,105,255,.22), transparent 60%);
}
.slide-bg::before {
  content: ""; position: absolute; inset: 0; z-index: 1; opacity: .5;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 60%);
  mask-image: linear-gradient(90deg, transparent, #000 60%);
}
.hero-inner { position: relative; z-index: 2; padding: 70px 0; }
.hero-content { max-width: 720px; color: #fff; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 10px; font-size: 13.5px; font-weight: 600;
  background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.22);
  padding: 9px 18px; border-radius: 100px; backdrop-filter: blur(10px); margin-bottom: 26px;
}
.hero-badge i { color: var(--teal); }
.hero-title {
  font-family: var(--font-head); font-size: clamp(33px, 5.4vw, 62px); line-height: 1.06; font-weight: 700;
  letter-spacing: -.03em;
}
.hero-title .grad-text { background: linear-gradient(120deg, #41d8ff, #2bd576); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-text { margin: 24px 0 36px; font-size: clamp(16px, 1.4vw, 18.5px); color: #cdd9e8; max-width: 600px; line-height: 1.72; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }

/* Hero istatistik — glass panel */
.hero-stats {
  display: inline-flex; gap: 14px; margin-top: 48px; flex-wrap: wrap;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-radius: 20px; padding: 20px 14px; box-shadow: inset 0 1px 0 rgba(255,255,255,.12);
}
.hero-stats > div { padding: 4px 18px; position: relative; }
.hero-stats > div + div::before { content: ""; position: absolute; left: 0; top: 14%; height: 72%; width: 1px; background: rgba(255,255,255,.16); }
.hero-stats .num { font-family: var(--font-head); font-size: 28px; font-weight: 700; letter-spacing: -.02em; }
.hero-stats .lbl { font-size: 13px; color: #aebfd2; margin-top: 2px; }

/* Slider kontrolleri — modern */
.slider-dots { position: absolute; bottom: 36px; left: 0; right: 0; z-index: 5; display: flex; gap: 9px; justify-content: center; }
.slider-dots button { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,.38); transition: .35s; }
.slider-dots button.active { background: linear-gradient(90deg, #41d8ff, #2bd576); width: 38px; border-radius: 100px; }
.slider-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 5;
  width: 54px; height: 54px; border-radius: 16px; background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.24); color: #fff; display: grid; place-items: center;
  backdrop-filter: blur(8px); transition: background .25s, border-color .25s; font-size: 16px;
}
.slider-arrow:hover { background: rgba(255,255,255,.2); border-color: rgba(255,255,255,.5); }
.slider-arrow.prev { left: 28px; }
.slider-arrow.next { right: 28px; }

/* Hero interaktif güneş paneli görseli (açılış efekti + mouse 3D tilt) */
.hero-visual {
  position: absolute; top: 50%; right: 3.5%; transform: translateY(-50%);
  width: min(560px, 43vw); z-index: 1; pointer-events: none;
  perspective: 1300px;
  opacity: 0; animation: heroVisualIn 1.4s cubic-bezier(.2,.8,.25,1) .3s forwards;
}
.hero-visual::after {
  content: ""; position: absolute; inset: -12% -8%; z-index: -1;
  background: radial-gradient(50% 50% at 55% 50%, rgba(23,105,255,.4), rgba(21,205,187,.18) 45%, transparent 72%);
  filter: blur(34px);
}
@keyframes heroVisualIn {
  0% { opacity: 0; transform: translateY(-50%) translateX(80px) scale(.9); }
  100% { opacity: 1; transform: translateY(-50%) translateX(0) scale(1); }
}
.hero-tilt {
  position: relative; transform-style: preserve-3d; will-change: transform;
  transform: rotateX(3deg) rotateY(-9deg);
  transition: transform .4s cubic-bezier(.2,.8,.25,1);
}
.hero-panel {
  position: relative; border-radius: 24px; overflow: hidden; aspect-ratio: 16/11;
  box-shadow: 0 44px 100px rgba(0,0,0,.55), inset 0 0 0 1px rgba(255,255,255,.14);
  transform-style: preserve-3d; animation: heroFloat 6.5s ease-in-out infinite;
}
.hero-panel img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-panel::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(120deg, rgba(255,255,255,.22), transparent 42%),
    linear-gradient(0deg, rgba(8,32,60,.4), transparent 55%);
}
.hero-panel::before {
  content: ""; position: absolute; top: -60%; left: -40%; width: 55%; height: 220%; z-index: 2;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.28), transparent);
  transform: rotate(18deg); filter: blur(6px); animation: heroSheen 6s ease-in-out infinite;
}
/* Küçük yörünge etiketi — Alfa'daki dönen rozet hissi */
.hero-orbit {
  position: absolute; top: -26px; left: -26px; z-index: 3; width: 96px; height: 96px;
  border-radius: 50%; background: rgba(8,32,60,.55); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.2); display: grid; place-items: center; color: #fff;
  box-shadow: 0 16px 40px rgba(0,0,0,.35);
}
.hero-orbit i { font-size: 24px; color: var(--teal); position: relative; z-index: 2; }
.hero-orbit .orbit-ring { position: absolute; inset: 0; width: 100%; height: 100%; animation: heroSpin 16s linear infinite; }
.hero-orbit .orbit-ring text { fill: #cddcec; font-family: var(--font-head); font-size: 9px; font-weight: 600; letter-spacing: .5px; text-transform: uppercase; }
@keyframes heroSpin { to { transform: rotate(360deg); } }
@keyframes heroSheen { 0%,100% { left: -50%; opacity: 0; } 42% { opacity: .85; } 60% { left: 130%; opacity: 0; } }
@keyframes heroFloat { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-16px); } }
@media (prefers-reduced-motion: reduce) {
  .hero-visual { animation: none; opacity: 1; }
  .hero-panel, .hero-panel::before, .hero-orbit span { animation: none; }
}
@media (max-width: 980px) { .hero-visual { display: none; } }

/* Hero altı güven şeridi */
.hero-strip { background: var(--grad-deep); position: relative; overflow: hidden; }
.hero-strip::before { content: ""; position: absolute; inset: 0; background: var(--grad-glow); }
.hero-strip .container { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 32px 24px; }
.strip-item { display: flex; align-items: center; gap: 16px; color: #fff; position: relative; }
.strip-item + .strip-item::before { content: ""; position: absolute; left: -9px; top: 10%; height: 80%; width: 1px; background: rgba(255,255,255,.12); }
.strip-item i { font-size: 24px; color: var(--teal); width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: rgba(21,205,187,.12); border: 1px solid rgba(21,205,187,.22); }
.strip-item b { display: block; font-size: 15.5px; font-weight: 600; }
.strip-item span { font-size: 13px; color: #aebfd2; }

/* =========================================================
   KART GRID & HİZMET KARTLARI
   ========================================================= */
.grid { display: grid; gap: 26px; counter-reset: cardnum; position: relative; z-index: 1; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.service-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 34px 30px;
  transition: transform .4s cubic-bezier(.2,.7,.3,1), box-shadow .4s, border-color .4s;
  position: relative; overflow: hidden; counter-increment: cardnum;
}
/* hafif teknik çizgi pattern */
.service-card::before {
  content: ""; position: absolute; inset: 0; z-index: 0; opacity: 0; transition: opacity .4s;
  background-image: linear-gradient(rgba(23,105,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(23,105,255,.05) 1px, transparent 1px);
  background-size: 30px 30px;
  -webkit-mask-image: radial-gradient(80% 80% at 80% 10%, #000, transparent 70%);
  mask-image: radial-gradient(80% 80% at 80% 10%, #000, transparent 70%);
}
/* numara rozeti */
.service-card::after {
  content: counter(cardnum, decimal-leading-zero);
  position: absolute; top: 26px; right: 28px; z-index: 1;
  font-family: var(--font-head); font-weight: 700; font-size: 34px; line-height: 1;
  color: var(--line); transition: color .4s; letter-spacing: -.02em;
}
.service-card > * { position: relative; z-index: 1; }
.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow);
  border-color: transparent;
  background: linear-gradient(#fff, #fff) padding-box, var(--grad-primary) border-box;
  border: 1.5px solid transparent;
}
.service-card:hover::before { opacity: 1; }
.service-card:hover::after { color: rgba(23,105,255,.16); }
.service-icon {
  width: 66px; height: 66px; border-radius: 19px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(23,105,255,.12), rgba(21,205,187,.12)); color: var(--blue);
  font-size: 26px; margin-bottom: 24px; transition: transform .4s, background .4s, color .4s, box-shadow .4s;
}
.service-card:hover .service-icon { transform: scale(1.06) rotate(-5deg); background: var(--grad-primary-2); color: #fff; box-shadow: var(--glow-blue); }
.service-card h3 { font-family: var(--font-head); font-size: 20px; font-weight: 600; color: var(--navy); margin-bottom: 11px; letter-spacing: -.01em; }
.service-card p { color: var(--muted); font-size: 15px; margin-bottom: 20px; }

/* =========================================================
   ÜRÜN KARTLARI
   ========================================================= */
.product-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden;
  transition: transform .4s cubic-bezier(.2,.7,.3,1), box-shadow .4s, border-color .4s;
}
.product-card:hover { transform: translateY(-10px); box-shadow: var(--shadow); border-color: rgba(23,105,255,.25); }
.product-media { position: relative; aspect-ratio: 4/3; overflow: hidden; margin: 12px 12px 0; border-radius: 18px; background: var(--bg-soft); }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.7,.3,1); }
.product-card:hover .product-media img { transform: scale(1.1); }
.product-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(8,32,60,.28)); opacity: 0; transition: opacity .4s; }
.product-card:hover .product-media::after { opacity: 1; }
.product-tag {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  background: rgba(255,255,255,.82); backdrop-filter: blur(8px); color: var(--blue-600);
  font-size: 11.5px; font-weight: 700; letter-spacing: .03em; padding: 7px 14px; border-radius: 100px;
  border: 1px solid rgba(255,255,255,.6); box-shadow: 0 4px 14px rgba(8,32,60,.12);
}
.product-body { padding: 22px 24px 26px; }
.product-body h3 { font-family: var(--font-head); font-size: 18.5px; font-weight: 600; color: var(--navy); margin-bottom: 8px; letter-spacing: -.01em; }
.product-body p { color: var(--muted); font-size: 14.5px; margin-bottom: 18px; }
.product-foot { display: flex; align-items: center; justify-content: space-between; padding-top: 16px; border-top: 1px solid var(--line-2); }
.product-foot .price { font-weight: 700; color: var(--teal-600); font-size: 13px; display: inline-flex; align-items: center; gap: 7px; }
.product-foot .price::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 3px rgba(43,213,118,.2); }

/* =========================================================
   SPLIT (ısı pompası / güneş / kurumsal)
   ========================================================= */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; position: relative; z-index: 1; }
.split.reverse .split-media { order: 2; }
.split-media { position: relative; }
.split-media .main-img { border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4/3.4; position: relative; }
.split-media .main-img::after { content: ""; position: absolute; inset: 0; border-radius: var(--r-xl); box-shadow: inset 0 0 0 1px rgba(255,255,255,.25); }
.split-media .main-img img { width: 100%; height: 100%; object-fit: cover; }
.float-card {
  position: absolute; bottom: -26px; right: -18px; background: rgba(255,255,255,.86); backdrop-filter: blur(14px);
  border-radius: 18px; padding: 18px 22px; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 14px; border: 1px solid rgba(255,255,255,.7);
}
.float-card .fc-icon { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; background: var(--grad-green); color: #04241c; font-size: 20px; box-shadow: 0 8px 20px rgba(43,213,118,.3); }
.float-card b { font-family: var(--font-head); display: block; font-size: 24px; color: var(--navy); line-height: 1; }
.float-card span { font-size: 12.5px; color: var(--muted); }

.advantage-list { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 32px; }
.advantage {
  display: flex; gap: 15px; align-items: flex-start; background: #fff; border: 1px solid var(--line);
  border-radius: 16px; padding: 18px 20px; transition: transform .3s, box-shadow .3s, border-color .3s;
}
.advantage:hover { transform: translateY(-5px); box-shadow: var(--shadow-sm); border-color: rgba(21,205,187,.35); }
.advantage i { color: #fff; font-size: 15px; width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--grad-green); flex-shrink: 0; box-shadow: 0 6px 16px rgba(43,213,118,.28); }
.advantage b { display: block; font-size: 15.5px; color: var(--navy); font-weight: 600; }
.advantage span { font-size: 13.5px; color: var(--muted); }

/* Isı pompası özel bölüm rengi (güneşten ayrışan açık gri + mavi/yeşil) */
.heat-section { background: var(--grad-heat); }
.heat-section .advantage i { background: linear-gradient(135deg, #1769ff, #15cdbb); box-shadow: 0 6px 16px rgba(23,105,255,.28); }

/* Güneş enerjisi alt kartları */
.solar-section { position: relative; overflow: hidden; }
.solar-section::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: .6;
  background-image:
    linear-gradient(rgba(23,105,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23,105,255,.05) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: radial-gradient(70% 60% at 50% 40%, #000 30%, transparent 85%);
  mask-image: radial-gradient(70% 60% at 50% 40%, #000 30%, transparent 85%);
}
.solar-card {
  position: relative; border-radius: var(--r-lg); overflow: hidden; aspect-ratio: 1/1; color: #fff;
  display: flex; align-items: flex-end; padding: 26px; transition: transform .4s, box-shadow .4s; box-shadow: var(--shadow-sm);
}
.solar-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; transition: transform .7s; }
.solar-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(6,22,42,.92) 0%, rgba(6,22,42,.45) 45%, rgba(6,22,42,.05) 100%); z-index: 1; }
.solar-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.solar-card:hover img { transform: scale(1.1); }
.solar-card .sc-body { position: relative; z-index: 2; }
.solar-card i { font-size: 22px; color: var(--navy); margin-bottom: 12px; display: grid; width: 46px; height: 46px; border-radius: 13px; place-items: center; background: rgba(255,255,255,.92); box-shadow: 0 8px 20px rgba(0,0,0,.2); }
.solar-card h4 { font-family: var(--font-head); font-size: 18px; font-weight: 600; }
.solar-card p { font-size: 13.5px; color: #d3e3f2; opacity: .92; margin-top: 2px; }

/* =========================================================
   MARKALAR — referans vitrini
   ========================================================= */
.brand-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; position: relative; z-index: 1; }
.brand-item {
  background: linear-gradient(180deg, #fff, #fafcfe); border: 1px solid var(--line); border-radius: 18px; height: 104px;
  display: grid; place-items: center; color: var(--muted-2); font-family: var(--font-head); font-weight: 600; font-size: 17px; letter-spacing: .01em;
  filter: grayscale(1); opacity: .82;
  transition: transform .35s, box-shadow .35s, color .35s, border-color .35s, filter .35s, opacity .35s;
}
.brand-item i { font-size: 22px; margin-right: 9px; }
.brand-item:hover { transform: translateY(-6px); box-shadow: var(--shadow); color: var(--blue-600); border-color: rgba(23,105,255,.3); filter: grayscale(0); opacity: 1; }

/* =========================================================
   KURUMSAL — Misyon/Vizyon/Değer
   ========================================================= */
.value-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 30px;
  transition: transform .4s, box-shadow .4s, border-color .4s; position: relative; overflow: hidden;
}
.value-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: rgba(23,105,255,.22); }
.value-icon { width: 60px; height: 60px; border-radius: 17px; display: grid; place-items: center; font-size: 23px; color: #fff; margin-bottom: 22px; box-shadow: var(--shadow-sm); }
.value-icon.v1 { background: var(--grad-primary-2); }
.value-icon.v2 { background: var(--grad-green); }
.value-icon.v3 { background: linear-gradient(135deg, #08203c, #1769ff); }
.value-card h3 { font-family: var(--font-head); font-size: 20px; color: var(--navy); font-weight: 600; margin-bottom: 11px; }
.value-card p { color: var(--muted); font-size: 15px; }

/* Kurumsal split — yatay değer kartları + blob arka plan */
.corp-blob { position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.corp-blob span { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .5; }
.corp-blob span:nth-child(1) { width: 360px; height: 360px; background: rgba(23,105,255,.22); top: -80px; left: -60px; }
.corp-blob span:nth-child(2) { width: 320px; height: 320px; background: rgba(21,205,187,.20); bottom: -90px; right: -40px; }
.value-row { display: grid; gap: 16px; }
.value-row .value-card { display: flex; gap: 20px; align-items: flex-start; padding: 24px; }
.value-row .value-icon { margin-bottom: 0; flex-shrink: 0; width: 54px; height: 54px; font-size: 21px; }
.value-row .value-card h3 { margin-bottom: 6px; }

/* =========================================================
   BELGELER / SERTİFİKALAR — kurumsal
   ========================================================= */
.cert-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 28px;
  transition: transform .4s, box-shadow .4s, border-color .4s; position: relative; overflow: hidden;
}
.cert-card::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--grad-primary); transform: scaleY(0); transform-origin: top; transition: transform .4s; }
.cert-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); border-color: rgba(23,105,255,.22); }
.cert-card:hover::before { transform: scaleY(1); }
.cert-badge {
  width: 64px; height: 64px; margin-bottom: 20px; border-radius: 18px;
  background: linear-gradient(135deg, rgba(23,105,255,.12), rgba(21,205,187,.12));
  display: grid; place-items: center; color: var(--blue); font-size: 26px; position: relative; transition: background .4s, color .4s;
}
.cert-card:hover .cert-badge { background: var(--grad-primary-2); color: #fff; box-shadow: var(--glow-blue); }
.cert-card h4 { font-family: var(--font-head); font-size: 17px; color: var(--navy); font-weight: 600; margin-bottom: 7px; }
.cert-card span { font-size: 13.5px; color: var(--muted); display: block; margin-bottom: 16px; }
.cert-card .link-arrow { font-size: 14px; }

/* =========================================================
   İSTATİSTİK SAYAÇ
   ========================================================= */
.stats { background: var(--grad-deep); position: relative; overflow: hidden; }
.stats::before { content: ""; position: absolute; inset: 0; background: var(--grad-glow); }
.stats::after {
  content: ""; position: absolute; inset: 0; opacity: .4;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 54px 54px;
  -webkit-mask-image: radial-gradient(70% 100% at 50% 0%, #000, transparent 80%);
  mask-image: radial-gradient(70% 100% at 50% 0%, #000, transparent 80%);
}
.stats .container { position: relative; z-index: 2; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.stat { text-align: center; color: #fff; padding: 26px 18px; border-radius: 20px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); transition: transform .35s, background .35s, border-color .35s; }
.stat:hover { transform: translateY(-6px); background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.16); }
.stat .s-icon { font-size: 26px; color: var(--teal); margin-bottom: 16px; width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; margin-inline: auto; background: rgba(21,205,187,.12); border: 1px solid rgba(21,205,187,.22); }
.stat .s-num { font-family: var(--font-head); font-size: clamp(32px, 4.6vw, 50px); font-weight: 700; line-height: 1; letter-spacing: -.03em; }
.stat .s-num span { color: var(--teal); }
.stat .s-lbl { margin-top: 12px; color: #c2d2e4; font-size: 14.5px; }

/* =========================================================
   SÜREÇ
   ========================================================= */
.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 22px; position: relative; z-index: 1; }
.process::before {
  content: ""; position: absolute; top: 38px; left: 9%; right: 9%; height: 2px;
  background: linear-gradient(90deg, rgba(23,105,255,.3), rgba(21,205,187,.3)); z-index: 0;
}
.step { text-align: center; position: relative; z-index: 1; }
.step-num {
  width: 78px; height: 78px; margin: 0 auto 20px; border-radius: 24px; background: #fff; border: 1px solid var(--line);
  display: grid; place-items: center; font-size: 27px; color: var(--blue); position: relative;
  transition: transform .4s, background .4s, color .4s, box-shadow .4s; box-shadow: var(--shadow-sm);
}
.step-num b { font-family: var(--font-head); position: absolute; top: -9px; right: -9px; width: 28px; height: 28px; border-radius: 50%; background: var(--navy); color: #fff; font-size: 12px; display: grid; place-items: center; box-shadow: 0 6px 14px rgba(8,32,60,.3); }
.step:hover .step-num { background: var(--grad-primary-2); color: #fff; transform: translateY(-8px); box-shadow: var(--glow-blue); }
.step h4 { font-family: var(--font-head); font-size: 17px; color: var(--navy); font-weight: 600; margin-bottom: 6px; }
.step p { font-size: 14px; color: var(--muted); }

/* =========================================================
   BLOG
   ========================================================= */
.blog-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden;
  transition: transform .4s, box-shadow .4s, border-color .4s; display: flex; flex-direction: column;
}
.blog-card:hover { transform: translateY(-10px); box-shadow: var(--shadow); border-color: rgba(23,105,255,.2); }
.blog-media { aspect-ratio: 16/10; overflow: hidden; position: relative; }
.blog-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s; }
.blog-card:hover .blog-media img { transform: scale(1.08); }
.blog-date {
  position: absolute; bottom: 14px; left: 14px; background: rgba(255,255,255,.85); backdrop-filter: blur(8px);
  border-radius: 12px; padding: 7px 13px; font-size: 12.5px; font-weight: 600; color: var(--navy); display: inline-flex; gap: 7px; align-items: center;
}
.blog-date i { color: var(--blue); }
.blog-body { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.blog-cat { font-size: 12px; font-weight: 700; color: var(--teal-600); text-transform: uppercase; letter-spacing: .1em; }
.blog-body h3 { font-family: var(--font-head); font-size: 19px; color: var(--navy); font-weight: 600; margin: 9px 0 12px; line-height: 1.32; letter-spacing: -.01em; }
.blog-body p { color: var(--muted); font-size: 14.5px; flex: 1; margin-bottom: 18px; }

/* =========================================================
   CTA BANT
   ========================================================= */
.cta-band {
  background: var(--grad-deep); border-radius: var(--r-xl); padding: 70px; position: relative; overflow: hidden; text-align: center;
  box-shadow: var(--shadow-lg);
}
.cta-band::before { content: ""; position: absolute; inset: 0; background: var(--grad-glow); }
.cta-band::after {
  content: ""; position: absolute; inset: 0; opacity: .4;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(60% 100% at 50% 0%, #000, transparent 75%);
  mask-image: radial-gradient(60% 100% at 50% 0%, #000, transparent 75%);
}
.cta-band .inner { position: relative; z-index: 2; max-width: 780px; margin: 0 auto; }
.cta-band h2 { font-family: var(--font-head); color: #fff; font-size: clamp(27px, 3.6vw, 42px); font-weight: 700; letter-spacing: -.025em; line-height: 1.14; }
.cta-band p { color: #c8d6e7; margin: 18px 0 32px; font-size: 17px; }
.cta-band .btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer { background: var(--navy-800); color: #b3c4d6; padding-top: 78px; position: relative; overflow: hidden; }
.site-footer::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--grad-primary-2); }
.site-footer::after { content: ""; position: absolute; top: -120px; right: -120px; width: 340px; height: 340px; background: radial-gradient(circle, rgba(23,105,255,.18), transparent 70%); border-radius: 50%; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 42px; padding-bottom: 52px; position: relative; z-index: 1; }
.footer-brand .logo-text b { color: #fff; }
.footer-brand p { margin: 22px 0; font-size: 14.5px; max-width: 330px; line-height: 1.78; }
.footer-social { display: flex; gap: 11px; }
.footer-social a {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center;
  background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); color: #cdd9e8; transition: background .25s, transform .25s, color .25s, border-color .25s;
}
.footer-social a:hover { background: var(--grad-primary-2); color: #fff; transform: translateY(-3px); border-color: transparent; }
.footer-col h4 { font-family: var(--font-head); color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 22px; }
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul li a { font-size: 14.5px; transition: color .2s, padding .2s; display: inline-flex; align-items: center; gap: 9px; }
.footer-col ul li a i { color: var(--teal); font-size: 11px; transition: transform .2s; }
.footer-col ul li a:hover { color: #fff; padding-left: 5px; }
.footer-col ul li a:hover i { transform: translateX(2px); }
.footer-contact li { display: flex; gap: 13px; margin-bottom: 16px; font-size: 14.5px; align-items: flex-start; }
.footer-contact li i { color: var(--teal); margin-top: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08); padding: 24px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 13.5px; position: relative; z-index: 1;
}
.footer-bottom a { color: var(--teal); font-weight: 600; }

/* =========================================================
   SAYFA BAŞLIĞI (alt sayfalar)
   ========================================================= */
.page-hero { background: var(--grad-deep); position: relative; overflow: hidden; padding: 70px 0 78px; }
.page-hero::before { content: ""; position: absolute; inset: 0; background: var(--grad-glow); }
.page-hero::after {
  content: ""; position: absolute; inset: 0; opacity: .4;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(70% 120% at 70% 0%, #000, transparent 75%);
  mask-image: radial-gradient(70% 120% at 70% 0%, #000, transparent 75%);
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 { font-family: var(--font-head); color: #fff; font-size: clamp(31px, 4.6vw, 52px); font-weight: 700; letter-spacing: -.03em; }
.page-hero p { color: #c8d6e7; margin-top: 16px; max-width: 620px; font-size: 17px; }
.breadcrumb { display: inline-flex; align-items: center; gap: 10px; color: #9fb3c8; font-size: 14px; margin-bottom: 20px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1); padding: 7px 15px; border-radius: 100px; }
.breadcrumb a:hover { color: var(--teal); }
.breadcrumb i { font-size: 9px; }

/* İletişim */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 46px; align-items: start; }
.info-card {
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 22px; display: flex; gap: 16px; align-items: flex-start;
  transition: transform .3s, box-shadow .3s, border-color .3s; margin-bottom: 16px;
}
.info-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); border-color: rgba(23,105,255,.22); }
.info-card .ic { width: 54px; height: 54px; border-radius: 15px; background: linear-gradient(135deg, rgba(23,105,255,.12), rgba(21,205,187,.12)); color: var(--blue); display: grid; place-items: center; font-size: 21px; flex-shrink: 0; }
.info-card h4 { font-family: var(--font-head); font-size: 16px; color: var(--navy); margin-bottom: 4px; font-weight: 600; }
.info-card p { font-size: 14.5px; color: var(--muted); }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 36px; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 14px; font-weight: 600; color: var(--navy); margin-bottom: 8px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 14px 16px; border: 1.5px solid var(--line); border-radius: 12px; font-family: inherit; font-size: 15px; outline: none; transition: border-color .2s, box-shadow .2s; background: #fff; color: var(--ink);
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--blue); box-shadow: 0 0 0 4px rgba(23,105,255,.1); }
.field textarea { resize: vertical; min-height: 130px; }
.map-embed { border-radius: var(--r-lg); overflow: hidden; height: 360px; border: 1px solid var(--line); margin-top: 44px; box-shadow: var(--shadow-sm); }
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* =========================================================
   SCROLL ANİMASYON — yumuşak
   ========================================================= */
.reveal { opacity: 0; transform: translateY(26px); filter: blur(4px); transition: opacity .8s cubic-bezier(.2,.7,.3,1), transform .8s cubic-bezier(.2,.7,.3,1), filter .8s ease; }
.reveal.in { opacity: 1; transform: none; filter: blur(0); }
.reveal.d1 { transition-delay: .08s; }
.reveal.d2 { transition-delay: .16s; }
.reveal.d3 { transition-delay: .24s; }
.reveal.d4 { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; filter: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   SÜRDÜRÜLEBİLİRLİK
   ========================================================= */
.sustain-section { position: relative; overflow: hidden; background: linear-gradient(160deg, #eefaf3 0%, #e7f5ee 48%, #e9f2ff 100%); }
.sustain-section::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none; opacity: .5;
  background-image: linear-gradient(rgba(24,184,99,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(24,184,99,.06) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(70% 60% at 50% 30%, #000 30%, transparent 85%);
  mask-image: radial-gradient(70% 60% at 50% 30%, #000 30%, transparent 85%);
}
.value-icon.v-eco { background: var(--grad-green); }
.eco-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 44px; position: relative; z-index: 1; }
.eco-stat { background: rgba(255,255,255,.72); border: 1px solid var(--line); border-radius: 20px; padding: 26px 20px; text-align: center; backdrop-filter: blur(6px); transition: transform .35s, box-shadow .35s; }
.eco-stat:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.eco-stat i { font-size: 24px; color: var(--green-600); margin-bottom: 14px; width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center; margin-inline: auto; background: rgba(43,213,118,.12); }
.eco-stat b { font-family: var(--font-head); display: block; font-size: 30px; color: var(--navy); letter-spacing: -.02em; line-height: 1; }
.eco-stat span { color: var(--muted); font-size: 14px; margin-top: 8px; display: block; }
@media (max-width: 1080px) { .eco-strip { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .eco-strip { grid-template-columns: 1fr; } }

/* WhatsApp float */
.wa-float {
  position: fixed; right: 22px; bottom: 22px; z-index: 250; width: 58px; height: 58px; border-radius: 18px;
  background: #25d366; color: #fff; display: grid; place-items: center; font-size: 27px;
  box-shadow: 0 12px 30px rgba(37,211,102,.45); animation: waPulse 2.6s infinite; transition: transform .25s;
}
.wa-float:hover { transform: scale(1.08); }
@keyframes waPulse { 0%,100% { box-shadow: 0 12px 30px rgba(37,211,102,.45); } 50% { box-shadow: 0 12px 30px rgba(37,211,102,.45), 0 0 0 14px rgba(37,211,102,.12); } }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1080px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .brand-grid { grid-template-columns: repeat(4, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: repeat(3, 1fr); }
  .process::before { display: none; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 34px; }
  .hero-strip .container { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .strip-item + .strip-item::before { display: none; }
}
@media (max-width: 1340px) {
  .menu, .lang { display: none; }
  .hamburger { display: block; }
  .header-cta { display: none; }
}
@media (max-width: 900px) {
  .menu, .lang, .nav-actions .search-btn { display: none; }
  .hamburger { display: block; }
  .split { grid-template-columns: 1fr; gap: 44px; }
  .split.reverse .split-media { order: 0; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .topbar-info { gap: 18px; }
  .header-cta { display: none; }
}
@media (max-width: 720px) {
  :root { --header-h: 72px; }
  .section { padding: 72px 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .brand-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: 1fr 1fr; }
  .process { grid-template-columns: 1fr 1fr; }
  .advantage-list { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cta-band { padding: 46px 24px; }
  .topbar { display: none; }
  .footer-top { grid-template-columns: 1fr; }
  .hero-title { font-size: clamp(30px, 8vw, 40px); }
  .hero-inner { padding: 50px 0; }
  .hero-stats { gap: 6px; padding: 16px 8px; }
  .hero-stats > div { padding: 4px 12px; }
  .hero-stats .num { font-size: 23px; }
  .float-card { right: 10px; bottom: -20px; padding: 14px 18px; }
  .section-head { margin-bottom: 44px; }
}
@media (max-width: 460px) {
  .hero-cta { width: 100%; }
  .hero-cta .btn { flex: 1; }
  .slider-arrow { display: none; }
  .stat-grid { grid-template-columns: 1fr; }
  .brand-grid { grid-template-columns: 1fr 1fr; }
}