/* ==========================================================================
   FAVORİ FUAR — Ana Stil Dosyası
   Tasarım yönü: Derin lacivert (mimari) + kehribar turuncu (fuayısı ışığı)
   ========================================================================== */

/* ---------- 1. Değişkenler ---------- */
:root {
  --brand:        #0C1A2B;
  --brand-800:    #12253C;
  --brand-700:    #1A3552;
  --brand-600:    #24486C;

  --accent:       #FF8A00;
  --accent-600:   #F57400;
  --accent-300:   #FFB547;
  --accent-soft:  #FFF3E4;

  --surface:      #FFFFFF;
  --bg-alt:       #F4F6F9;
  --bg-dark:      #0A1622;

  --text:         #16202B;
  --muted:        #5B6A7A;
  --muted-light:  rgba(255, 255, 255, .72);
  --line:         rgba(12, 26, 43, .10);
  --line-dark:    rgba(255, 255, 255, .12);

  /* Yüzey / tipografi katmanı — tema değiştirince bunlar değişir */
  --card:         #FFFFFF;          /* kart, panel, form, açılır menü */
  --header-bg:    rgba(255, 255, 255, .92);
  --heading:      #0C1A2B;          /* açık zeminde başlık rengi */
  --dark-section: #0C1A2B;          /* section--dark zemini */

  --shadow-sm:    0 2px 8px  rgba(12, 26, 43, .06);
  --shadow-md:    0 12px 32px rgba(12, 26, 43, .10);
  --shadow-lg:    0 24px 64px rgba(12, 26, 43, .18);

  --radius-sm:    8px;
  --radius:       14px;
  --radius-lg:    22px;
  --radius-xl:    32px;

  --container:    1280px;
  --header-h:     76px;

  --font-display: 'Manrope', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

  --ease:         cubic-bezier(.22, .61, .36, 1);
}

/* ---------- 1b. Koyu tema ---------- */
/* <html> etiketine data-theme="dark" yazılır (js/main.js, localStorage + sistem
   tercihi). Sadece yüzey/tipografi değişkenleri değişir; lacivert zeminli
   bölümler (üst bilgi barı, hero, cta, footer) her iki temada da lacivert kalır. */
html[data-theme="dark"] {
  --surface:      #0A141F;
  --bg-alt:       #0E1B29;
  --card:         #132234;
  --header-bg:    rgba(10, 20, 31, .92);
  --dark-section: #06101A;

  --text:         #D7E3EF;
  --muted:        #93A6BA;
  --heading:      #F2F7FC;
  --line:         rgba(255, 255, 255, .11);

  --accent-soft:  rgba(255, 138, 0, .16);

  --shadow-sm:    0 2px 10px rgba(0, 0, 0, .42);
  --shadow-md:    0 14px 34px rgba(0, 0, 0, .50);
  --shadow-lg:    0 26px 66px rgba(0, 0, 0, .58);

  color-scheme:   dark;
}

/* ---------- 2. Sıfırlama ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}
section[id], [id] {
  scroll-margin-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--surface);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.15;
  margin: 0 0 .6em;
  letter-spacing: -.02em;
  color: inherit;
}

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

ul { margin: 0; padding: 0; list-style: none; }

button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection { background: var(--accent); color: #fff; }

.skip-link {
  position: absolute;
  inset-inline-start: -9999px;
  top: 0;
  z-index: 999;
  padding: 12px 20px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus { inset-inline-start: 0; }

/* ---------- 3. Yardımcılar ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

.section { padding-block: clamp(64px, 8vw, 112px); position: relative; }
.section--alt { background: var(--bg-alt); }
.section--dark {
  background: var(--dark-section);
  color: #fff;
}
.section--dark h2,
.section--dark h3 { color: #fff; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent-600);
  margin-bottom: 16px;
}
.eyebrow::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--accent);
  flex: none;
}
.section--dark .eyebrow { color: var(--accent-300); }

.section-head { max-width: 720px; margin-bottom: clamp(36px, 5vw, 64px); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head--center .eyebrow::before { display: none; }

.section-title {
  font-size: clamp(1.85rem, 4vw, 3rem);
  margin-bottom: 16px;
}
.section-lead {
  font-size: clamp(1rem, 1.5vw, 1.12rem);
  color: var(--muted);
  margin: 0;
}
.section--dark .section-lead { color: var(--muted-light); }

.text-gradient {
  background: linear-gradient(110deg, #00D2DF 0%, #FFB547 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  display: inline-block;
}

/* ---------- 4. Butonlar ---------- */
.btn {
  --btn-bg: var(--brand);
  --btn-fg: #fff;
  --btn-bd: var(--brand);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 100px;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border: 2px solid var(--btn-bd);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .96rem;
  line-height: 1.2;
  letter-spacing: -.01em;
  cursor: pointer;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease),
              background-color .25s var(--ease), color .25s var(--ease),
              border-color .25s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  --btn-bg: linear-gradient(135deg, #FF9B1A 0%, #FF7A00 100%);
  --btn-bd: transparent;
  --btn-fg: #fff;
  box-shadow: 0 10px 26px rgba(255, 138, 0, .32);
  position: relative;
  overflow: hidden;
}
.btn--primary::after {
  content: '';
  position: absolute;
  top: -50%;
  bottom: -50%;
  left: -70%;
  width: 45%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .32), transparent);
  transform: skewX(-25deg);
  transition: left .65s ease-in-out;
  pointer-events: none;
}
.btn--primary:hover::after {
  left: 140%;
}
.btn--primary:hover {
  --btn-bg: linear-gradient(135deg, #FFA733 0%, #E66A00 100%);
  box-shadow: 0 14px 34px rgba(255, 138, 0, .46), 0 0 20px rgba(255, 138, 0, .2);
  transform: translateY(-2px);
}

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: #fff;
  --btn-bd: rgba(255, 255, 255, .35);
}
.btn--ghost:hover {
  --btn-bg: #fff;
  --btn-fg: var(--brand);
  --btn-bd: #fff;
}

.btn--outline {
  --btn-bg: transparent;
  --btn-fg: var(--brand);
  --btn-bd: var(--line);
}
.btn--outline:hover {
  --btn-bd: var(--brand);
  --btn-bg: var(--brand);
  --btn-fg: #fff;
}

.btn--sm { padding: 10px 20px; font-size: .88rem; }
.btn--lg { padding: 17px 36px; font-size: 1.05rem; }
.btn--block { width: 100%; }

.btn .ico { width: 18px; height: 18px; flex: none; }

/* ---------- 5. Üst Bilgi Barı ---------- */
.topbar {
  background: var(--bg-dark);
  color: var(--muted-light);
  font-size: .84rem;
  position: relative;
  z-index: 60;
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px 24px;
  min-height: 46px;
  padding-block: 9px;
  flex-wrap: wrap;
}
.topbar__list {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.topbar__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  line-height: 1.45;
  transition: color .2s;
}
a.topbar__item:hover { color: var(--accent-300); }
.topbar__item svg { width: 15px; height: 15px; color: var(--accent); flex: none; }
.topbar__addr { max-width: 340px; }

/* ---------- 6. Başlık / Navigasyon ---------- */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--header-bg);
  backdrop-filter: saturate(190%) blur(20px);
  -webkit-backdrop-filter: saturate(190%) blur(20px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 4px 20px rgba(12, 26, 43, .04);
  transition: box-shadow .3s var(--ease), border-color .3s var(--ease), background-color .3s;
}
.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, #00D2DF 25%, #FFB547 50%, #FF8A00 75%, transparent 100%);
  opacity: .85;
  pointer-events: none;
}
.header.is-stuck {
  border-bottom-color: rgba(0, 210, 223, .22);
  box-shadow: 0 10px 32px -10px rgba(12, 26, 43, .14), 0 0 15px rgba(0, 210, 223, .06);
}
/* Mobil menü açıkken: başlık üst bilgi barının da üzerine çıkar ve
   backdrop-filter kapatılır; böylece sabit konumlu çekmece tüm ekranı kaplar. */
.header.is-menu-open {
  z-index: 70;
  background: var(--surface);
  -webkit-backdrop-filter: none;
  backdrop-filter: none;
}
/* Çekmece açıkken üst bilgi barı karartma katmanının altına iner. */
body.menu-open .topbar { z-index: 40; }
.header__inner {
  display: flex;
  align-items: center;
  gap: 20px;
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.18rem;
  letter-spacing: -.02em;
  color: var(--heading);
  transition: transform .25s var(--ease);
}
.brand:hover {
  transform: translateY(-1px);
}
.brand__logo {
  width: 178px;
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.brand:hover .brand__logo {
  transform: scale(1.02);
}
/* Kaliteli tek logo (turkuaz) her iki temada da kullanılır */
.brand__pic { display: block; line-height: 0; }
.brand__text { display: none; }
.brand__sub {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 1px;
}

.nav { margin-inline-start: auto; }
.nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__cta { display: none; }
.nav__link {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 100px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .92rem;
  color: var(--text);
  transition: all .25s var(--ease);
  position: relative;
  white-space: nowrap;
  letter-spacing: -.01em;
}
.nav__link:hover {
  color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-1px);
}
.nav__link.is-active {
  color: #fff;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-700) 100%);
  box-shadow: 0 4px 16px rgba(12, 26, 43, .25), 0 0 12px rgba(0, 210, 223, .20);
}
html[data-theme="dark"] .nav__link.is-active {
  background: linear-gradient(135deg, #16293D 0%, #1e3954 100%);
  color: #fff;
  border: 1px solid rgba(255, 181, 71, .45);
  box-shadow: 0 4px 18px rgba(0, 0, 0, .5), 0 0 16px rgba(255, 138, 0, .25);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: none;
}
.header__actions .btn--primary {
  box-shadow: 0 4px 16px rgba(255, 138, 0, .32);
}

/* --- Dil Seçici --- */
.lang { position: relative; }
.lang__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 100px;
  border: 1.5px solid var(--line);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .84rem;
  color: var(--text);
  transition: border-color .2s, background-color .2s;
}
.lang__btn:hover { border-color: var(--brand); background: var(--bg-alt); }
.lang__btn svg { width: 14px; height: 14px; transition: transform .25s var(--ease); }
.lang.is-open .lang__btn svg { transform: rotate(180deg); }

.lang__menu {
  position: absolute;
  inset-inline-end: 0;
  top: calc(100% + 10px);
  min-width: 190px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity .22s var(--ease), transform .22s var(--ease), visibility .22s;
  z-index: 70;
}
.lang.is-open .lang__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
@media (hover: hover) and (pointer: fine) {
  .lang:hover .lang__menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }
}
.lang__option {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 600;
  color: var(--text);
  transition: background-color .15s;
  text-align: start;
}
.lang__option:hover { background: var(--bg-alt); }
.lang__option.is-active {
  background: var(--accent-soft);
  color: var(--accent-600);
}
.lang__option svg { width: 18px; height: 13px; border-radius: 2px; flex: none; }
.lang__native { color: var(--muted); font-weight: 500; font-size: .8rem; margin-inline-start: auto; }
.lang__option.is-active .lang__native { color: var(--accent-600); }

/* --- Mobil Menü Düğmesi --- */
.burger {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--line);
  align-items: center;
  justify-content: center;
  flex: none;
}
.burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
  position: relative;
  transition: background-color .2s;
}
.burger span::before,
.burger span::after {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  width: 20px;
  height: 2px;
  background: var(--brand);
  border-radius: 2px;
  transition: transform .3s var(--ease);
}
.burger span::before { top: -6px; }
.burger span::after  { top: 6px; }
.burger.is-open span { background: transparent; }
.burger.is-open span::before { transform: translateY(6px) rotate(45deg); }
.burger.is-open span::after  { transform: translateY(-6px) rotate(-45deg); }

/* ---------- 2b. Site Arka Plan Görseli (Hafif Buzlu & Düşük Opasite) ---------- */
.site-backdrop {
  position: fixed;
  inset: -15px;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
  user-select: none;
}
.site-backdrop__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: blur(6px) saturate(115%);
  transform: scale(1.03);
  opacity: .09;
  transition: opacity .4s var(--ease), filter .4s var(--ease);
}
html[data-theme="dark"] .site-backdrop__img {
  opacity: .15;
  filter: blur(6px) brightness(.68) saturate(115%);
}

/* ---------- 7. Kahraman (Hero) ---------- */
.hero {
  position: relative;
  isolation: isolate;
  color: #fff;
  overflow: hidden;
  background:
    radial-gradient(circle 420px at 78% 28%, rgba(0, 210, 223, .14) 0%, transparent 70%),
    radial-gradient(ellipse 70% 55% at 12% 0%, #17314F 0%, transparent 62%),
    radial-gradient(ellipse 60% 60% at 96% 96%, rgba(255, 138, 0, .22) 0%, transparent 62%),
    #0A1622;
}

/* Kahraman (Hero) Bölümünde Arka Plan Görseli (Daha Net & Dengeli Opasite) */
.hero__backdrop {
  position: absolute;
  inset: -15px;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero__backdrop-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: blur(4px) saturate(120%);
  opacity: .30;
  transform: scale(1.04);
  transition: filter .4s var(--ease), opacity .4s var(--ease);
}
.hero__backdrop::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(10, 22, 34, .82) 0%, rgba(10, 22, 34, .45) 55%, rgba(10, 22, 34, .65) 100%);
  pointer-events: none;
}
[dir="rtl"] .hero__backdrop::after {
  background: linear-gradient(270deg, rgba(10, 22, 34, .82) 0%, rgba(10, 22, 34, .45) 55%, rgba(10, 22, 34, .65) 100%);
}

/* İnce ızgara dokusu — fotoğraf olmadan da derinlik verir */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  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: 68px 68px;
  -webkit-mask-image: radial-gradient(ellipse 75% 70% at 28% 45%, #000 15%, transparent 78%);
  mask-image: radial-gradient(ellipse 75% 70% at 28% 45%, #000 15%, transparent 78%);
}

.container.hero__layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  padding-block: clamp(64px, 9vw, 118px);
}

.hero__inner { max-width: 620px; }

/* --- Referans kolajı & 4 Saniyede Bir Değişen Slayt --- */
.hero__collage {
  position: relative;
  width: 100%;
  max-width: 460px;
  margin-inline-start: auto;
  aspect-ratio: 4 / 4.4;
}
.hero__shot {
  position: absolute;
  margin: 0;
  overflow: hidden;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: #0F1E2E;
  box-shadow: 0 34px 70px -18px rgba(0, 0, 0, .72);
}
.hero__slider {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.hero__slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 1s cubic-bezier(.4, 0, .2, 1), transform 1.2s cubic-bezier(.4, 0, .2, 1);
  pointer-events: none;
}
.hero__slide.is-active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
  z-index: 2;
}
.hero__shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero__shot--main {
  inset-block-start: 0;
  inset-block-end: 15%;
  inset-inline-start: 9%;
  inset-inline-end: 0;
  transform: rotate(-2deg);
  box-shadow: 0 34px 70px -18px rgba(0, 0, 0, .75), 0 0 35px rgba(0, 210, 223, .14);
  animation: heroFloatMain 8s ease-in-out infinite alternate;
}
.hero__shot--sub {
  width: 52%;
  aspect-ratio: 1 / 1;
  inset-block-end: 0;
  inset-inline-start: -6%;
  transform: rotate(3deg);
  border-color: rgba(255, 138, 0, .55);
  box-shadow: 0 26px 50px -14px rgba(0, 0, 0, .85), 0 0 30px rgba(255, 138, 0, .25);
  animation: heroFloatSub 7s ease-in-out infinite alternate;
}

@keyframes heroFloatMain {
  0% { transform: rotate(-2deg) translateY(0); }
  100% { transform: rotate(-1deg) translateY(-8px); }
}
@keyframes heroFloatSub {
  0% { transform: rotate(3deg) translateY(0); }
  100% { transform: rotate(4deg) translateY(7px); }
}

@media (max-width: 980px) {
  .container.hero__layout { grid-template-columns: 1fr; }
  .hero__collage { display: none; }
  .hero__inner { max-width: 680px; }
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 8px;
  border-radius: 100px;
  background: rgba(255, 255, 255, .10);
  border: 1px solid rgba(255, 255, 255, .18);
  backdrop-filter: blur(8px);
  font-size: .82rem;
  font-weight: 600;
  margin-bottom: 26px;
}
[dir="rtl"] .hero__badge { padding: 8px 8px 8px 16px; }
.hero__badge-dot {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  box-shadow: 0 0 0 0 rgba(255, 138, 0, .7);
  animation: badgePulse 2.4s infinite cubic-bezier(.66, 0, 0, 1);
}
@keyframes badgePulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 138, 0, .7); }
  70% { box-shadow: 0 0 0 10px rgba(255, 138, 0, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 138, 0, 0); }
}
.hero__badge-dot svg { width: 14px; height: 14px; color: #fff; }

.hero__title {
  font-size: clamp(2.35rem, 6.2vw, 4.4rem);
  line-height: 1.04;
  letter-spacing: -.035em;
  margin-bottom: 22px;
}
.hero__lead {
  font-size: clamp(1.02rem, 1.7vw, 1.22rem);
  color: rgba(255, 255, 255, .82);
  max-width: 620px;
  margin-bottom: 36px;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: clamp(44px, 6vw, 72px);
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 2px;
  background: rgba(255, 255, 255, .15);
  border: 1px solid rgba(255, 255, 255, .20);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  max-width: 720px;
  box-shadow: 0 24px 50px rgba(0, 0, 0, .45), 0 0 24px rgba(0, 210, 223, .08);
}
.hero__stat {
  background: rgba(10, 22, 34, .66);
  padding: 22px 18px;
  text-align: center;
  position: relative;
  transition: all .3s var(--ease);
}
.hero__stat:hover {
  background: rgba(16, 32, 52, .90);
  transform: translateY(-2px);
  box-shadow: inset 0 0 16px rgba(0, 210, 223, .12);
}
.hero__stat-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.4vw, 2.3rem);
  line-height: 1;
  background: linear-gradient(135deg, #FFB547 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -.03em;
  display: block;
  margin-bottom: 6px;
}
.hero__stat-label {
  font-size: .8rem;
  color: rgba(255, 255, 255, .74);
  line-height: 1.4;
  display: block;
}

/* ---------- 8. Özellik Şeridi ---------- */
.features {
  position: relative;
  z-index: 5;
  margin-top: -1px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.features__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}
.feature {
  display: flex;
  gap: 18px;
  padding: 34px 26px;
  border-inline-end: 1px solid var(--line);
  transition: background-color .3s var(--ease), transform .3s var(--ease);
  position: relative;
}
.feature:last-child { border-inline-end: 0; }
.feature:hover {
  background: var(--accent-soft);
  transform: translateY(-2px);
}
.feature__icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-700) 100%);
  display: grid;
  place-items: center;
  flex: none;
  border: 1px solid rgba(255, 255, 255, .1);
  box-shadow: 0 4px 14px rgba(12, 26, 43, .16);
  transition: all .3s var(--ease);
}
.feature__icon img { width: 24px; height: 24px; filter: brightness(0) invert(1); }
.feature:hover .feature__icon {
  background: linear-gradient(135deg, #FF9B1A 0%, var(--accent) 100%);
  box-shadow: 0 6px 18px rgba(255, 138, 0, .35);
  transform: translateY(-3px) scale(1.06);
  border-color: transparent;
}
.feature__title {
  font-size: 1.02rem;
  margin-bottom: 5px;
}
.feature__text {
  font-size: .875rem;
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

/* ---------- 9. Hizmetler ---------- */
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}
.service {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.service::before {
  content: '';
  position: absolute;
  top: 0;
  inset-inline: 0;
  height: 3px;
  background: linear-gradient(90deg, #00D2DF 0%, var(--accent-300) 50%, var(--accent) 100%);
  opacity: 0;
  transition: opacity .35s var(--ease);
  z-index: 5;
}
.service:hover::before {
  opacity: 1;
}
.service:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px -10px rgba(12, 26, 43, .16), 0 0 24px rgba(0, 210, 223, .12);
  border-color: rgba(0, 210, 223, .38);
}
html[data-theme="dark"] .service:hover {
  box-shadow: 0 24px 55px -10px rgba(0, 0, 0, .75), 0 0 28px rgba(0, 210, 223, .18);
  border-color: rgba(0, 210, 223, .48);
}
.service__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--brand);
}
.service__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .7s var(--ease);
}
.service:hover .service__media img { transform: scale(1.07); }
.service__num {
  position: absolute;
  inset-inline-start: 16px;
  bottom: 16px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF9B1A 0%, var(--accent) 100%);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .94rem;
  border: 2px solid rgba(255, 255, 255, .35);
  box-shadow: 0 8px 24px rgba(255, 138, 0, .4);
}
.service__body {
  padding: 28px 26px 30px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.service__title { font-size: 1.32rem; margin-bottom: 12px; }
.service__text { color: var(--muted); font-size: .95rem; flex: 1; }
.service__list {
  margin: 18px 0 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
  display: grid;
  gap: 9px;
}
.service__list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .88rem;
  color: var(--text);
}
.service__list svg {
  width: 17px;
  height: 17px;
  color: var(--accent);
  filter: drop-shadow(0 2px 4px rgba(255, 138, 0, .25));
  flex: none;
  margin-top: 3px;
}
.service__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .92rem;
  color: var(--accent-600);
}
.service__link svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
[dir="ltr"] .service__link:hover svg { transform: translateX(4px); }
[dir="rtl"] .service__link:hover svg { transform: translateX(-4px); }

/* ---------- 10. Neden Biz ---------- */
.why { position: relative; overflow: hidden; }
.why__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: .06;
  background-image:
    linear-gradient(var(--heading) 1px, transparent 1px),
    linear-gradient(90deg, var(--heading) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, #000 30%, transparent 75%);
}
.why__inner { position: relative; z-index: 1; }
.why__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 26px;
}
.why-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 38px 30px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.why-card::before {
  content: '';
  position: absolute;
  inset-inline: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, #00D2DF 0%, var(--accent) 50%, var(--accent-300) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}
[dir="rtl"] .why-card::before { transform-origin: right; }
.why-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 48px -12px rgba(12, 26, 43, .16), 0 0 20px rgba(255, 138, 0, .08);
  border-color: rgba(255, 138, 0, .32);
}
html[data-theme="dark"] .why-card:hover {
  box-shadow: 0 24px 55px -12px rgba(0, 0, 0, .72), 0 0 24px rgba(255, 138, 0, .14);
  border-color: rgba(255, 138, 0, .42);
}
.why-card:hover::before { transform: scaleX(1); }
.why-card__icon {
  width: 76px;
  height: 76px;
  margin: 0 auto 24px;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(0, 210, 223, .12) 0%, rgba(255, 138, 0, .15) 100%);
  border: 1px solid rgba(255, 138, 0, .2);
  display: grid;
  place-items: center;
  transition: all .35s var(--ease);
}
.why-card__icon img { width: 36px; height: 36px; transition: filter .3s, transform .3s; }
.why-card:hover .why-card__icon {
  background: linear-gradient(135deg, #FF9B1A 0%, var(--accent) 100%);
  border-color: transparent;
  transform: scale(1.08) rotate(4deg);
  box-shadow: 0 10px 24px rgba(255, 138, 0, .35);
}
.why-card:hover .why-card__icon img {
  filter: brightness(0) invert(1);
  transform: scale(1.05);
}
.why-card__title { font-size: 1.25rem; margin-bottom: 10px; }
.why-card__text { color: var(--muted); font-size: .94rem; margin: 0; }

/* ---------- 11. Süreç ---------- */
.process__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  counter-reset: step;
}
.process-step {
  position: relative;
  padding: 32px 28px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--line-dark);
  backdrop-filter: blur(8px);
  transition: all .35s var(--ease);
}
.process-step:hover {
  background: rgba(255, 255, 255, .10);
  transform: translateY(-6px);
  border-color: rgba(255, 181, 71, .4);
  box-shadow: 0 16px 40px rgba(0, 0, 0, .38), 0 0 20px rgba(255, 138, 0, .14);
}
.process-step::after {
  content: '';
  position: absolute;
  inset-inline-end: -24px;
  top: 46px;
  width: 24px;
  height: 1px;
  background: linear-gradient(90deg, var(--line-dark), transparent);
}
[dir="rtl"] .process-step::after {
  background: linear-gradient(270deg, var(--line-dark), transparent);
}
.process-step:last-child::after { display: none; }
.process-step__num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.8rem;
  line-height: 1;
  background: linear-gradient(135deg, rgba(255, 255, 255, .32) 0%, rgba(255, 255, 255, .08) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  margin-bottom: 16px;
  letter-spacing: -.04em;
  transition: all .35s var(--ease);
}
.process-step:hover .process-step__num {
  background: linear-gradient(135deg, #00D2DF 0%, var(--accent-300) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.process-step__title { font-size: 1.12rem; margin-bottom: 8px; }
.process-step__text { font-size: .9rem; color: var(--muted-light); margin: 0; }

/* ---------- 12. Galeri ---------- */
.gallery__filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 36px;
}
.filter-btn {
  padding: 10px 24px;
  border-radius: 100px;
  border: 1.5px solid var(--line);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .9rem;
  color: var(--muted);
  background: var(--card);
  transition: all .25s var(--ease);
}
.filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}
.filter-btn.is-active {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-700) 100%);
  border-color: var(--brand);
  color: #fff;
  box-shadow: 0 6px 20px rgba(12, 26, 43, .25), 0 0 14px rgba(0, 210, 223, .18);
}
html[data-theme="dark"] .filter-btn.is-active {
  background: linear-gradient(135deg, #16293D 0%, #1e3954 100%);
  border-color: rgba(255, 181, 71, .45);
  color: var(--accent-300);
  box-shadow: 0 6px 22px rgba(0, 0, 0, .5), 0 0 16px rgba(255, 138, 0, .22);
}

.gallery__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
  cursor: zoom-in;
  border: 1px solid var(--line);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 38px rgba(12, 26, 43, .18);
  border-color: rgba(0, 210, 223, .4);
}
html[data-theme="dark"] .gallery-item:hover {
  box-shadow: 0 18px 44px rgba(0, 0, 0, .65);
  border-color: rgba(0, 210, 223, .45);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease), filter .4s var(--ease);
}
.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10,22,34,.78) 100%);
  opacity: 0;
  transition: opacity .35s var(--ease);
}
.gallery-item__zoom {
  position: absolute;
  inset-inline-end: 12px;
  bottom: 12px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FF9B1A 0%, var(--accent) 100%);
  color: #fff;
  display: grid;
  place-items: center;
  z-index: 2;
  box-shadow: 0 4px 14px rgba(255, 138, 0, .4);
  transform: scale(.5) translateY(10px);
  opacity: 0;
  transition: all .35s var(--ease);
}
.gallery-item__zoom svg { width: 16px; height: 16px; }
.gallery-item:hover img { transform: scale(1.09); }
.gallery-item:hover::after { opacity: 1; }
.gallery-item:hover .gallery-item__zoom { transform: scale(1) translateY(0); opacity: 1; }
.gallery-item.is-hidden,
.gallery-item.is-deferred { display: none; }

.gallery__more { text-align: center; margin-top: 36px; }

/* ---------- 12b. Videolar (Canlı Stant Turları) ---------- */
.videos {
  position: relative;
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
  transition: background var(--transition);
}
.videos__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(20px, 2.5vw, 30px);
}
@media (max-width: 991px) {
  .videos__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 620px) {
  .videos__grid {
    grid-template-columns: 1fr;
  }
}

.video-card {
  display: flex;
  flex-direction: column;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s var(--ease);
}
.video-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 210, 223, .45);
  box-shadow: 0 22px 50px -12px rgba(12, 26, 43, .2), 0 0 28px rgba(0, 210, 223, .14);
}
html[data-theme="dark"] .video-card {
  background: #101E2E;
  border-color: rgba(255, 255, 255, .08);
}
html[data-theme="dark"] .video-card:hover {
  border-color: rgba(0, 210, 223, .55);
  box-shadow: 0 24px 55px -12px rgba(0, 0, 0, .75), 0 0 32px rgba(0, 210, 223, .2);
}

.video-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 9 / 13;
  background: #000;
  overflow: hidden;
}
.video-card__player {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}
.video-card__tag {
  position: absolute;
  top: 14px;
  inset-inline-start: 14px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  font-family: var(--font-display);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(10, 22, 34, .82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 999px;
  pointer-events: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .35);
}
.video-card__tag::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}
.video-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: clamp(18px, 2.2vw, 24px);
}
.video-card__title {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
}
.video-card__desc {
  margin: 0;
  font-size: .88rem;
  line-height: 1.55;
  color: var(--muted);
}

/* ---------- 13. CTA Şeridi ---------- */
.cta {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(ellipse 65% 55% at 8% 20%, rgba(0, 210, 223, .22) 0%, transparent 60%),
    radial-gradient(ellipse 65% 65% at 92% 80%, rgba(255, 138, 0, .30) 0%, transparent 60%),
    linear-gradient(135deg, #0A1622 0%, #12253A 50%, #18334E 100%);
  color: #fff;
  border-top: 1px solid rgba(255, 255, 255, .12);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}
.cta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  flex-wrap: wrap;
  padding-block: clamp(48px, 6vw, 76px);
}
.cta__title { font-size: clamp(1.65rem, 3.5vw, 2.6rem); margin-bottom: 10px; color: #fff; }
.cta__text { margin: 0; font-size: 1.05rem; color: rgba(255, 255, 255, .92); max-width: 560px; }
.cta .btn--primary {
  --btn-bg: linear-gradient(135deg, #FF9B1A 0%, var(--accent) 100%);
  --btn-bd: transparent;
  box-shadow: 0 12px 32px rgba(255, 138, 0, .4);
}
.cta .btn--primary:hover {
  --btn-bg: linear-gradient(135deg, #FFAE33 0%, #E66A00 100%);
  box-shadow: 0 16px 38px rgba(255, 138, 0, .55);
}

/* ---------- 14. İletişim ---------- */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 44px;
  align-items: start;
}

/* --- Hakkımızda yerleşimi --- */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.contact-info { display: grid; gap: 16px; }
.contact-card {
  display: flex;
  gap: 16px;
  padding: 22px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: var(--card);
  transition: all .25s var(--ease);
}
.contact-card:hover {
  border-color: rgba(255, 138, 0, .35);
  box-shadow: var(--shadow-md), 0 0 18px rgba(255, 138, 0, .10);
  transform: translateX(4px);
}
[dir="rtl"] .contact-card:hover { transform: translateX(-4px); }
.contact-card__icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0, 210, 223, .12), rgba(255, 138, 0, .14));
  color: var(--accent);
  display: grid;
  place-items: center;
  flex: none;
  border: 1px solid rgba(255, 138, 0, .2);
  transition: all .25s var(--ease);
}
.contact-card:hover .contact-card__icon {
  background: linear-gradient(135deg, #FF9B1A 0%, var(--accent) 100%);
  color: #fff;
  box-shadow: 0 6px 18px rgba(255, 138, 0, .35);
  border-color: transparent;
  transform: scale(1.06);
}
.contact-card__icon svg { width: 22px; height: 22px; }
.contact-card:hover .contact-card__icon { background: var(--accent); color: #fff; }
.contact-card__label {
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.contact-card__value {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  line-height: 1.5;
  margin: 0;
}
.contact-card__value a:hover { color: var(--accent-600); }

.contact-form {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 3.5vw, 42px);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.contact-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #00D2DF 0%, var(--accent) 50%, #FFB547 100%);
  opacity: .85;
}
.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.field { margin-bottom: 18px; }
.field:last-of-type { margin-bottom: 24px; }
.field label {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .86rem;
  margin-bottom: 7px;
}
.field label .req { color: var(--accent-600); }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: .95rem;
  color: var(--text);
  background: var(--bg-alt);
  transition: border-color .2s, background-color .2s, box-shadow .2s;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--accent);
  background-color: var(--card);
  box-shadow: 0 0 0 4px rgba(255, 138, 0, .18), 0 0 12px rgba(255, 138, 0, .08);
}
.field textarea { resize: vertical; min-height: 128px; }
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235B6A7A' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-inline-end: 42px;
}
[dir="rtl"] .field select {
  background-position: left 16px center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235B6A7A' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
}
.form-note {
  font-size: .8rem;
  color: var(--muted);
  margin: 14px 0 0;
}
.form-status {
  display: none;
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 600;
}
.form-status.is-visible { display: block; }
.form-status--ok { background: #E8F7EE; color: #12734A; border: 1px solid #B6E7CC; }
.form-status--err { background: #FDECEC; color: #B3261E; border: 1px solid #F6C9C6; }

.contact-map {
  margin-top: 32px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  filter: grayscale(.85) contrast(1.05);
  transition: all .4s var(--ease);
}
.contact-map:hover {
  filter: grayscale(0);
  box-shadow: var(--shadow-md);
  border-color: rgba(0, 210, 223, .35);
}
.contact-map iframe {
  width: 100%;
  height: 300px;
  border: 0;
  display: block;
}

/* ---------- 15. Alt Bilgi ---------- */
.footer {
  background: var(--bg-dark);
  color: var(--muted-light);
  padding-top: clamp(54px, 7vw, 82px);
  font-size: .92rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr 1.2fr;
  gap: 40px;
  padding-bottom: 46px;
}
.footer__brand { color: #fff; margin-bottom: 18px; }
.footer__brand .brand__logo { width: 176px; height: auto; }
.footer__text { color: var(--muted-light); max-width: 330px; }
.footer__title {
  font-size: 1.02rem;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}
.footer__title::after {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  bottom: 0;
  width: 30px;
  height: 2px;
  background: var(--accent);
}
.footer__links li + li { margin-top: 11px; }
.footer__links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: color .2s, transform .2s;
}
[dir="ltr"] .footer__links a:hover { color: var(--accent); transform: translateX(4px); }
[dir="rtl"] .footer__links a:hover { color: var(--accent); transform: translateX(-4px); }
.footer__links a svg { width: 14px; height: 14px; color: var(--accent); flex: none; opacity: .7; }
.footer__contact li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 15px;
}
.footer__contact svg { width: 17px; height: 17px; color: var(--accent); flex: none; margin-top: 4px; }
.footer__contact a:hover { color: var(--accent); }
.footer__socials { display: flex; gap: 10px; margin-top: 20px; }
.footer__social {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  display: grid;
  place-items: center;
  color: #fff;
  transition: background-color .25s var(--ease), transform .25s var(--ease);
}
.footer__social:hover { background: var(--accent); transform: translateY(-3px); }
.footer__social svg { width: 18px; height: 18px; }

.footer__bottom {
  border-top: 1px solid var(--line-dark);
  padding-block: 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  font-size: .85rem;
  color: rgba(255, 255, 255, .55);
}
.footer__bottom a:hover { color: var(--accent); }
.footer__payments { display: flex; gap: 8px; align-items: center; }
.footer__payments span {
  padding: 4px 10px;
  border: 1px solid var(--line-dark);
  border-radius: 6px;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .04em;
}

/* ---------- 16. Yüzen Düğmeler ---------- */
.float-actions {
  position: fixed;
  inset-inline-end: 20px;
  bottom: 24px;
  z-index: 45;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.float-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 10px 26px rgba(0, 0, 0, .28);
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
  position: relative;
}
.float-btn:hover { transform: translateY(-3px) scale(1.06); box-shadow: 0 14px 32px rgba(0, 0, 0, .36); }
.float-btn svg { width: 24px; height: 24px; }
.float-btn--wa {
  background: #25D366;
  box-shadow: 0 10px 26px rgba(37, 211, 102, .38);
  animation: waPulse 3s infinite;
}
@keyframes waPulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, .55); }
  70% { box-shadow: 0 0 0 12px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}
.float-btn--top { background: var(--brand); opacity: 0; visibility: hidden; transform: translateY(10px); }
.float-btn--top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.float-btn--top:hover { background: var(--accent); }

.float-btn__tip {
  position: absolute;
  inset-inline-end: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--brand);
  color: #fff;
  padding: 7px 12px;
  border-radius: 8px;
  font-size: .78rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all .25s var(--ease);
  pointer-events: none;
}
[dir="rtl"] .float-btn__tip { transform: translateY(-50%) translateX(-6px); }
.float-btn:hover .float-btn__tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

/* ---------- 17. Işık Kutusu (Lightbox) ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(6, 14, 22, .94);
  backdrop-filter: blur(6px);
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s var(--ease), visibility .3s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox__figure {
  max-width: min(1100px, 92vw);
  max-height: 84vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  transform: scale(.94);
  transition: transform .35s var(--ease);
}
.lightbox.is-open .lightbox__figure { transform: scale(1); }
.lightbox__img {
  max-width: 100%;
  max-height: 74vh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .6);
}
.lightbox__caption {
  color: rgba(255, 255, 255, .78);
  font-size: .9rem;
  text-align: center;
}
.lightbox__close,
.lightbox__nav {
  position: absolute;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .18);
  color: #fff;
  display: grid;
  place-items: center;
  transition: background-color .2s, transform .2s;
}
.lightbox__close:hover,
.lightbox__nav:hover { background: var(--accent); transform: scale(1.08); }
.lightbox__close svg,
.lightbox__nav svg { width: 20px; height: 20px; }
.lightbox__close { top: 22px; inset-inline-end: 22px; }
.lightbox__nav { top: 50%; transform: translateY(-50%); }
.lightbox__nav:hover { transform: translateY(-50%) scale(1.08); }
.lightbox__nav--prev { inset-inline-start: 22px; }
.lightbox__nav--next { inset-inline-end: 22px; }

/* ---------- 18. Görünür Animasyonları ---------- */
/* JS yoksa içerik her zaman görünür kalır; gizleme yalnızca .js sınıfı varken uygulanır. */
.reveal {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.js .reveal.is-visible { opacity: 1; transform: none; }
.js .reveal[data-delay="1"] { transition-delay: .10s; }
.js .reveal[data-delay="2"] { transition-delay: .20s; }
.js .reveal[data-delay="3"] { transition-delay: .30s; }
.js .reveal[data-delay="4"] { transition-delay: .40s; }

/* ---------- 19. Duyarlı Tasarım ---------- */
@media (max-width: 1100px) {
  .features__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feature:nth-child(2n) { border-inline-end: 0; }
  .feature:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .process__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process-step::after { display: none; }
  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 1080px) {
  .nav,
  .header__actions .btn { display: none; }
  .burger { display: inline-flex; }
  .header__actions { margin-inline-start: auto; }

  .nav {
    display: block;
    position: fixed;
    inset-inline-start: 0;
    top: 0;
    height: 100dvh;
    width: min(330px, 86vw);
    background: var(--surface);
    border-inline-end: 1px solid var(--line);
    box-shadow: var(--shadow-lg);
    padding: calc(var(--header-h) + 20px) 22px 30px;
    transform: translateX(-102%);
    transition: transform .38s var(--ease);
    z-index: 55;
    overflow-y: auto;
    margin: 0;
  }
  [dir="rtl"] .nav { transform: translateX(102%); }
  .nav.is-open { transform: translateX(0); }
  .nav__list { flex-direction: column; align-items: stretch; gap: 2px; }
  .nav__link {
    padding: 14px 16px;
    font-size: 1.02rem;
    border-radius: var(--radius-sm);
    border-bottom: 1px solid var(--line);
    border-radius: 0;
  }
  .nav__link:hover { background: var(--accent-soft); }
  .nav__cta { margin-top: 22px; display: block; }

  .nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(10, 22, 34, .5);
    backdrop-filter: blur(2px);
    z-index: 45;
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s, visibility .3s;
  }
  .nav-backdrop.is-open { opacity: 1; visibility: visible; }

  .services__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .why__grid { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; gap: 30px; }
  .about__grid { grid-template-columns: 1fr; gap: 34px; }
  .gallery__grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .topbar__addr { display: none; }
}

@media (max-width: 720px) {
  :root { --header-h: 66px; }
  .container { padding-inline: 18px; }

  .services__grid { grid-template-columns: 1fr; }
  .gallery__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .process__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }

  .hero__stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero__actions .btn { width: 100%; }

  .features__grid { grid-template-columns: 1fr; }
  .feature { border-inline-end: 0; border-bottom: 1px solid var(--line); }
  .feature:last-child { border-bottom: 0; }

  .cta__inner { flex-direction: column; align-items: flex-start; }
  .cta__inner .btn { width: 100%; }

  .topbar__inner { justify-content: center; padding-block: 8px; }
  .topbar__list { gap: 14px; justify-content: center; }

  .lightbox__nav { width: 40px; height: 40px; }
  .lightbox__nav--prev { inset-inline-start: 8px; }
  .lightbox__nav--next { inset-inline-end: 8px; }
  .lightbox__close { top: 14px; inset-inline-end: 14px; }

  .float-actions { inset-inline-end: 14px; bottom: 16px; }
  .float-btn { width: 48px; height: 48px; }
  .float-btn__tip { display: none; }
}

@media (max-width: 420px) {
  .gallery__grid { grid-template-columns: 1fr; }
  .hero__stats { grid-template-columns: 1fr; }
  .brand__logo { width: 142px; }
  .header__actions { gap: 8px; }
  .theme-toggle { width: 36px; height: 36px; }
  .lang__btn { padding: 7px 11px; font-size: .78rem; }
}

/* ---------- 20. Azaltılmış Hareket ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .reveal,
  .js .reveal { opacity: 1 !important; transform: none !important; }
}

/* ---------- 22. Arapça (RTL) Yazı Tipleri ---------- */
[dir="rtl"] {
  --font-display: 'IBM Plex Sans Arabic', 'Manrope', system-ui, sans-serif;
  --font-body:    'IBM Plex Sans Arabic', 'Inter', system-ui, sans-serif;
}
[dir="rtl"] h1,
[dir="rtl"] h2,
[dir="rtl"] h3,
[dir="rtl"] h4 {
  letter-spacing: 0;
  line-height: 1.35;
}
[dir="rtl"] .hero__title { letter-spacing: -.01em; line-height: 1.25; }
[dir="rtl"] .eyebrow { letter-spacing: .04em; }
[dir="rtl"] .contact-card__label,
[dir="rtl"] .hero__stat-label { letter-spacing: .02em; }

/* ---------- 23. Yazdırma ---------- */
@media print {
  .topbar, .header, .float-actions, .lightbox, .cta, .nav-backdrop { display: none !important; }
  body { color: #000; background: #fff; }
  .hero__collage { display: none; }
  .hero { background: #fff; color: #000; }
}

/* ---------- 24. Tema Değiştirici ---------- */
/* Başlıktaki güneş/dolunay düğmesi. Varsayılan açık temadır; js/main.js
   <html> üzerine data-theme="dark" yazarsa ikon da CSS ile takas edilir. */
.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex: none;
  padding: 0;
  border: 1.5px solid var(--line);
  border-radius: 50%;
  background: transparent;
  color: var(--heading);
  cursor: pointer;
  transition: border-color .2s var(--ease), color .2s var(--ease), background-color .2s var(--ease), transform .2s var(--ease);
}
.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-soft);
  transform: rotate(15deg);
}
.theme-toggle:active {
  transform: scale(.92);
}
.theme-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.theme-toggle__icon { width: 19px; height: 19px; grid-area: 1 / 1; transition: transform .3s var(--ease), opacity .2s; }
/* Açık temada "geçilecek" koyu temanın ikonu (dolunay) görünür. */
.theme-toggle__icon--sun { display: none; }
html[data-theme="dark"] .theme-toggle__icon--sun { display: block; }
html[data-theme="dark"] .theme-toggle__icon--moon { display: none; }

/* ---------- 25. Koyu temaya özel bileşen ayarları ---------- */
/* Çerçeveli butonun metni açık zeminde laciverttir; koyu zeminde okunmaz. */
html[data-theme="dark"] .btn--outline { --btn-fg: var(--heading); }
html[data-theme="dark"] .btn--outline:hover {
  --btn-bg: var(--heading);
  --btn-bd: var(--heading);
  --btn-fg: var(--surface);
}
/* Yukarı kay ve WhatsApp düğmeleri koyu zeminde kaybolmasın. */
html[data-theme="dark"] .float-btn--top { background: var(--card); border: 1px solid var(--line); }
html[data-theme="dark"] .float-btn__tip { background: var(--heading); color: var(--surface); }
html[data-theme="dark"] .lang__btn:hover { border-color: var(--heading); }
html[data-theme="dark"] .why__bg { opacity: .10; }
html[data-theme="dark"] .form-status--ok {
  background: rgba(46, 160, 90, .16); color: #7BE3A6; border-color: rgba(46, 160, 90, .45);
}
html[data-theme="dark"] .form-status--err {
  background: rgba(214, 69, 69, .16); color: #FFA3A3; border-color: rgba(214, 69, 69, .45);
}
html[data-theme="dark"] .field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2393A6BA' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
}
/* Mobil burger menü çizgileri */
html[data-theme="dark"] .burger span,
html[data-theme="dark"] .burger span::before,
html[data-theme="dark"] .burger span::after {
  background: var(--heading);
}
html[data-theme="dark"] .burger.is-open span {
  background: transparent;
}
/* Galeri filtre aktif ve hover düğmeleri */
html[data-theme="dark"] .filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}
html[data-theme="dark"] .filter-btn.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
/* Özellik şerit ikonları */
html[data-theme="dark"] .feature__icon {
  background: var(--card);
  border: 1px solid var(--line);
}
/* İletişim haritası koyu mod uyumu */
html[data-theme="dark"] .contact-map {
  filter: grayscale(.85) invert(.9) hue-rotate(180deg) contrast(1.15);
}
html[data-theme="dark"] .contact-map:hover {
  filter: grayscale(.1) invert(.9) hue-rotate(180deg) contrast(1.15);
}
/* Dil seçici aktif öğe */
html[data-theme="dark"] .lang__option.is-active {
  color: var(--accent-300);
}
html[data-theme="dark"] .lang__option.is-active .lang__native {
  color: var(--accent-300);
}

/* ---------- Hakkımızda 3s Görsel Slider ---------- */
.about__visual {
  position: relative;
  width: 100%;
}
.about__slider {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: #0B1622;
  border: 1px solid rgba(255, 255, 255, .1);
}
.about__slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity .8s cubic-bezier(.4, 0, .2, 1), transform 1.2s cubic-bezier(.4, 0, .2, 1);
  pointer-events: none;
  z-index: 1;
}
.about__slide.is-active {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
  z-index: 2;
}
.about__badge {
  position: absolute;
  inset-inline-start: -14px;
  bottom: 26px;
  z-index: 10;
  background: var(--brand);
  color: #fff;
  padding: 18px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, .15);
  backdrop-filter: blur(10px);
  pointer-events: none;
}
.about__badge-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.9rem;
  line-height: 1;
  color: var(--accent);
}
.about__badge-label {
  display: block;
  font-size: .82rem;
  color: rgba(255, 255, 255, .85);
  margin-top: 4px;
  white-space: nowrap;
}
@media (max-width: 640px) {
  .about__badge {
    inset-inline-start: 12px;
    bottom: 12px;
    padding: 12px 18px;
  }
  .about__badge-num {
    font-size: 1.5rem;
  }
  .about__badge-label {
    font-size: .75rem;
  }
}