/* ==========================================================================
   YAMANERLER GROUP - HIGH-PERFORMANCE ULTRA-LUXURY (GPU OPTIMIZED)
   Sıfır CPU Kasmaları, 60-120 FPS Donanım Hızlandırma, Lüks Görünüm
   ========================================================================== */

@property --beam-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

:root {
  /* Renk Paleti - Derin Gece & 24K Sıvı Altın */
  --bg-void: #020306;
  --bg-deep: #05080E;
  --bg-card: rgba(11, 16, 26, 0.78);
  --bg-card-hover: rgba(16, 23, 38, 0.95);

  --text-pure: #FFFFFF;
  --text-main: #F8FAFC;
  --text-sub: #94A3B8;
  --text-muted: #64748B;

  --gold-24k: #D4AF37;
  --gold-bright: #FDE8A9;
  --gold-champagne: #EED7B5;
  --gold-glow-max: rgba(212, 175, 55, 0.6);
  --gold-glow-soft: rgba(212, 175, 55, 0.14);
  --gold-border: rgba(212, 175, 55, 0.28);
  --gold-border-bright: rgba(253, 232, 169, 0.9);

  --gold-liquid-gradient: linear-gradient(135deg, #FFF6E0 0%, #D4AF37 32%, #8C6A21 68%, #FBE39A 100%);
  --gold-shimmer-linear: linear-gradient(90deg, #D4AF37 0%, #FFF8E7 20%, #E5BE53 45%, #7D5E19 75%, #D4AF37 100%);

  --font-serif: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  --ease-apex: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.3s var(--ease-apex);
}

/* Sıfırlama & İçerik Güvenliği (Metin Seçimi ve İşaretlemeyi Kapat) */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
}

input,
textarea {
  -webkit-user-select: auto;
  -moz-user-select: auto;
  -ms-user-select: auto;
  user-select: auto;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-void);
  color-scheme: dark;
}

body {
  background-color: var(--bg-void);
  color: var(--text-sub);
  font-family: var(--font-sans);
  line-height: 1.72;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Mavi işaretleme seçimini tamamen kapat */
::selection {
  background: transparent;
  color: inherit;
}

::-moz-selection {
  background: transparent;
  color: inherit;
}

/* ==========================================================================
   ÖZEL BESPOKE LÜKS CURSOR (Sadece masaüstü, mobilde 0 CPU)
   ========================================================================== */
@media (hover: hover) and (pointer: fine) {
  body {
    cursor: none;
  }

  a,
  button,
  input,
  textarea,
  select,
  .c-card,
  .sector-item,
  .logo-plaque {
    cursor: none !important;
  }
}

.luxury-cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 6px;
  height: 6px;
  background-color: #FFF2C6;
  border-radius: 50%;
  pointer-events: none;
  z-index: 99999;
  transform: translate3d(-50%, -50%, 0);
  box-shadow: 0 0 10px var(--gold-24k);
  will-change: transform;
}

.luxury-cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(212, 175, 55, 0.6);
  border-radius: 50%;
  pointer-events: none;
  z-index: 99998;
  transform: translate3d(-50%, -50%, 0);
  transition: width 0.2s var(--ease-apex), height 0.2s var(--ease-apex), border-color 0.2s, background-color 0.2s;
  will-change: transform;
}

.luxury-cursor-ring.active {
  width: 54px;
  height: 54px;
  border-color: rgba(253, 232, 169, 0.95);
  background-color: rgba(212, 175, 55, 0.08);
}

@media (hover: none) or (pointer: coarse) {

  .luxury-cursor-dot,
  .luxury-cursor-ring {
    display: none !important;
  }
}

/* ==========================================================================
   GPU-HIZLANDIRILMIŞ ARKA PLAN KATMANLARI (SIFIR AĞIR FİLTRE)
   ========================================================================== */
.ambient-master-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  transform: translateZ(0);
  contain: strict;
}

/* 1. Çift Katmanlı Cursor Spotlight */
.cursor-spotlight-core {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(360px circle at var(--mouse-x, 50%) var(--mouse-y, 30%),
      rgba(212, 175, 55, 0.12) 0%,
      rgba(212, 175, 55, 0.03) 45%,
      transparent 70%);
  transform: translateZ(0);
}

.cursor-spotlight-ambient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(850px circle at var(--mouse-x, 50%) var(--mouse-y, 30%),
      rgba(212, 175, 55, 0.05) 0%,
      transparent 65%);
  transform: translateZ(0);
}

/* 2. DÖNEN CELESTIAL ASTROLABE (GPU Dönüşü) */
.celestial-compass-wrapper {
  position: absolute;
  top: 15%;
  right: -5%;
  width: 800px;
  height: 800px;
  opacity: 0.18;
  pointer-events: none;
  transform: translateZ(0);
  will-change: transform;
}

.celestial-compass-svg {
  width: 100%;
  height: 100%;
  animation: celestialRotate 120s linear infinite;
  transform-origin: center center;
  will-change: transform;
}

@keyframes celestialRotate {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.celestial-compass-inner {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 560px;
  height: 560px;
  margin-top: -280px;
  margin-left: -280px;
  border: 1px dashed rgba(212, 175, 55, 0.35);
  border-radius: 50%;
  animation: celestialRotateRev 80s linear infinite;
  will-change: transform;
}

@keyframes celestialRotateRev {
  from {
    transform: rotate(360deg);
  }

  to {
    transform: rotate(0deg);
  }
}

/* 3. Volumetrik Tanrı Işıkları (CPU Dostu Saf Degrade) */
.volumetric-rays {
  position: absolute;
  top: -30%;
  left: -20%;
  width: 150%;
  height: 170%;
  background: repeating-linear-gradient(115deg,
      rgba(212, 175, 55, 0.015) 0px,
      rgba(212, 175, 55, 0.015) 40px,
      transparent 80px,
      transparent 200px);
  opacity: 0.8;
  transform: translateZ(0);
  pointer-events: none;
}

/* 4. Canvas */
#luxuryCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.85;
  transform: translateZ(0);
}

/* 5. Aurora Küreleri (Ağır Blur Kaldırıldı - Saf Yumuşak Degrade ile 0 CPU) */
.aurora-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  transform: translateZ(0);
  will-change: transform;
}

.aurora-1 {
  width: 750px;
  height: 750px;
  top: -200px;
  left: -150px;
  background: radial-gradient(circle closest-side, rgba(212, 175, 55, 0.16) 0%, rgba(143, 111, 38, 0.05) 60%, transparent 100%);
  animation: auroraMotion1 22s ease-in-out infinite alternate;
}

.aurora-2 {
  width: 850px;
  height: 850px;
  bottom: -150px;
  right: -200px;
  background: radial-gradient(circle closest-side, rgba(143, 111, 38, 0.14) 0%, rgba(30, 58, 138, 0.06) 65%, transparent 100%);
  animation: auroraMotion2 28s ease-in-out infinite alternate;
}

.aurora-3 {
  width: 600px;
  height: 600px;
  top: 35%;
  left: 40%;
  background: radial-gradient(circle closest-side, rgba(59, 130, 246, 0.06) 0%, transparent 100%);
  animation: auroraMotion3 20s ease-in-out infinite alternate;
}

@keyframes auroraMotion1 {
  0% {
    transform: translate3d(0, 0, 0);
  }

  100% {
    transform: translate3d(50px, 40px, 0);
  }
}

@keyframes auroraMotion2 {
  0% {
    transform: translate3d(0, 0, 0);
  }

  100% {
    transform: translate3d(-50px, -40px, 0);
  }
}

@keyframes auroraMotion3 {
  0% {
    transform: translate3d(0, 0, 0);
  }

  100% {
    transform: translate3d(30px, -30px, 0);
  }
}

/* 6. Izgara ve Gren */
.grid-lines-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(212, 175, 55, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(212, 175, 55, 0.035) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.5;
  transform: translateZ(0);
}

.film-grain {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 0);
  background-size: 3px 3px;
  opacity: 0.4;
  transform: translateZ(0);
}

.site-wrapper {
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   TİPOGRAFİ
   ========================================================================== */
h1,
h2,
h3,
.font-serif {
  font-family: var(--font-serif);
  color: var(--text-pure);
  font-weight: 600;
  line-height: 1.15;
}

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

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

.container {
  width: 100%;
  max-width: 1260px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container {
    padding: 0 2.5rem;
  }
}

/* ==========================================================================
   HEADER (HAUTE HORLOGERIE GLASS & SIVI ALTIN LOGO PLAKETİ)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(2, 3, 6, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gold-border);
  padding: 0.95rem 0;
  transform: translateZ(0);
  transition: background 0.3s ease, border-color 0.3s ease;
}

.site-header.scrolled {
  background: rgba(2, 3, 6, 0.98);
  border-bottom-color: rgba(212, 175, 55, 0.45);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
}

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

/* Lüks Logo Plakası */
.brand-link {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.logo-plaque {
  position: relative;
  background: transparent;
  padding: 0;
  border-radius: 12px;
  border: 1.5px solid var(--gold-24k);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform 0.3s var(--ease-apex), box-shadow 0.3s ease, border-color 0.3s ease;
  overflow: hidden;
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
}

.logo-plaque::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -90%;
  width: 45%;
  height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255, 230, 160, 0.35), transparent);
  transform: rotate(25deg);
  animation: plaqueSheen 6s infinite ease-in-out;
  pointer-events: none;
}

@keyframes plaqueSheen {
  0% {
    left: -90%;
  }

  25%,
  100% {
    left: 170%;
  }
}

.brand-link:hover .logo-plaque {
  border-color: var(--gold-bright);
  box-shadow: 0 4px 25px rgba(212, 175, 55, 0.6);
  transform: translateY(-2px);
}

.brand-logo-img {
  height: 54px;
  width: auto;
  display: block;
  object-fit: cover;
}

.brand-text-block {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.brand-name {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #FFFFFF;
  text-transform: uppercase;
  line-height: 1.12;
}

.brand-name-main {
  display: block;
  letter-spacing: 0.12em;
  margin-right: -0.12em;
}

.brand-name-sub {
  display: block;
  font-size: 0.88em;
  letter-spacing: 0.32em;
  margin-right: -0.32em;
}

.brand-sub {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-24k);
  font-weight: 600;
  line-height: 1.35;
  margin-top: 0.35rem;
}

.brand-sub-line {
  display: block;
  white-space: nowrap;
  letter-spacing: 0.16em;
  margin-right: -0.16em;
}

@media (max-width: 576px) {
  .brand-link {
    gap: 0.85rem;
  }

  .logo-plaque {
    padding: 0;
  }

  .brand-logo-img {
    height: 44px;
  }

  .brand-name {
    font-size: 1.15rem;
  }

  .brand-sub {
    font-size: 0.55rem;
    letter-spacing: 0.13em;
    margin-top: 0.25rem;
  }

  .brand-sub-line {
    letter-spacing: 0.13em;
    margin-right: -0.13em;
  }
}

@media (max-width: 380px) {
  .brand-link {
    gap: 0.65rem;
  }

  .logo-plaque {
    padding: 0;
  }

  .brand-logo-img {
    height: 38px;
  }

  .brand-name {
    font-size: 1.05rem;
  }

  .brand-sub {
    font-size: 0.5rem;
    letter-spacing: 0.11em;
  }

  .brand-sub-line {
    letter-spacing: 0.11em;
    margin-right: -0.11em;
  }
}

.nav-links {
  display: none;
  align-items: center;
  gap: 2.75rem;
  list-style: none;
}

@media (min-width: 880px) {
  .nav-links {
    display: flex;
  }
}

.nav-item a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-sub);
  letter-spacing: 0.08em;
  position: relative;
  padding: 0.4rem 0;
  text-transform: uppercase;
}

.nav-item a:hover {
  color: #FFFFFF;
}

.nav-item a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold-liquid-gradient);
  transition: width 0.3s var(--ease-apex);
}

.nav-item a:hover::after {
  width: 100%;
}

/* Lüks Header Butonu */
.header-btn {
  display: none;
  padding: 0.65rem 1.6rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--gold-24k);
  border-radius: 4px;
  color: var(--gold-champagne);
  background: rgba(212, 175, 55, 0.08);
  position: relative;
  overflow: hidden;
  transition: var(--transition-fast);
}

@media (min-width: 880px) {
  .header-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
  }
}

.header-btn:hover {
  background: var(--gold-24k);
  color: var(--bg-void);
  box-shadow: 0 0 25px rgba(212, 175, 55, 0.65);
  transform: translateY(-2px);
}

/* Mobil Hamburger Butonu */
.mobile-btn {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid var(--gold-border);
  padding: 8px 10px;
  border-radius: 6px;
  cursor: pointer;
}

.mobile-btn span {
  width: 22px;
  height: 2px;
  background: var(--gold-24k);
}

@media (min-width: 880px) {
  .mobile-btn {
    display: none;
  }
}

.mobile-nav-panel {
  display: none;
  background: rgba(5, 8, 14, 0.98);
  border-bottom: 1px solid var(--gold-border);
  padding: 1.75rem;
}

.mobile-nav-panel.open {
  display: block;
}

.mobile-nav-panel ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.mobile-nav-panel a {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: #FFFFFF;
  font-weight: 600;
  display: block;
}

/* ==========================================================================
   HERO BÖLÜMÜ (GPU HIZLANDIRILMIŞ TIPOGRAFI VE KOLAJ)
   ========================================================================== */
.hero-section {
  padding: 6rem 0 7.5rem;
  position: relative;
  contain: layout style;
}

@media (min-width: 1024px) {
  .hero-section {
    padding: 8rem 0 9rem;
  }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.95fr;
    gap: 5rem;
  }
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin-bottom: 1.5rem;
  padding: 0.45rem 1.25rem;
  background: rgba(212, 175, 55, 0.08);
  border: 1px solid var(--gold-border);
  border-radius: 40px;
}

.hero-tag-dot {
  width: 7px;
  height: 7px;
  background: var(--gold-24k);
  border-radius: 50%;
  animation: pulseBeacon 2s infinite ease-in-out;
}

@keyframes pulseBeacon {

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

  50% {
    opacity: 0.4;
    transform: scale(1.4);
  }
}

.hero-title {
  font-size: 3.25rem;
  margin-bottom: 1.35rem;
  letter-spacing: -0.015em;
  color: #FFFFFF;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 4.25rem;
  }
}

@media (min-width: 1200px) {
  .hero-title {
    font-size: 4.85rem;
  }
}

/* 24K Sıvı Altın Parıltı Efekti */
.hero-title span.gold-liquid-text {
  background: var(--gold-shimmer-linear);
  background-size: 260% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-style: italic;
  font-weight: 700;
  display: inline-block;
  animation: liquidShine 5s linear infinite;
  will-change: background-position;
}

@keyframes liquidShine {
  0% {
    background-position: 0% 50%;
  }

  100% {
    background-position: 260% 50%;
  }
}

.hero-sub {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-style: italic;
  color: var(--gold-champagne);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.hero-desc {
  font-size: 1.08rem;
  color: var(--text-sub);
  max-width: 550px;
  margin-bottom: 3rem;
  line-height: 1.85;
}

/* LÜKS BUTONLAR */
.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1.35rem;
}

.btn-solid {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  background: var(--gold-liquid-gradient);
  color: var(--bg-void);
  padding: 1.05rem 2.4rem;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 4px;
  border: 1px solid var(--gold-bright);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s var(--ease-apex), box-shadow 0.3s ease;
  transform: translateZ(0);
}

.btn-solid::before,
.btn-outline::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -70%;
  width: 40%;
  height: 200%;
  background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.7), transparent);
  transform: rotate(30deg);
  pointer-events: none;
  animation: sweepRay 3.5s infinite ease-in-out;
}

@keyframes sweepRay {
  0% {
    left: -70%;
  }

  30%,
  100% {
    left: 150%;
  }
}

.btn-solid:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(212, 175, 55, 0.7);
  color: var(--bg-void);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  background: rgba(9, 13, 22, 0.85);
  color: #FFFFFF;
  padding: 1.05rem 2.4rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 4px;
  border: 1px solid var(--gold-border);
  position: relative;
  overflow: hidden;
  transition: transform 0.3s var(--ease-apex), border-color 0.3s ease;
  transform: translateZ(0);
}

.btn-outline:hover {
  border-color: var(--gold-bright);
  color: var(--gold-bright);
  transform: translateY(-3px);
  background: rgba(212, 175, 55, 0.15);
}

/* ==========================================================================
   3'LÜ ASİMETRİK GÖRSEL KOLAJI (3D HIZLANDIRILMIŞ YÜZME)
   ========================================================================== */
.collage-container {
  position: relative;
  height: 500px;
  transform-style: preserve-3d;
}

@media (min-width: 768px) {
  .collage-container {
    height: 540px;
  }
}

.c-card {
  position: absolute;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--gold-border);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
  transition: transform 0.4s var(--ease-apex), border-color 0.4s ease;
  transform: translateZ(0);
  will-change: transform;
}

.c-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, transparent 40%, rgba(2, 3, 6, 0.85) 100%);
  pointer-events: none;
}

.c-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-apex);
}

.c-card:hover {
  border-color: var(--gold-bright);
  z-index: 10 !important;
}

.c-card:hover img {
  transform: scale(1.08);
}

/* 1. Kart: İnşaat & Mimari (Sol Üst) */
.c-item-1 {
  width: 54%;
  height: 285px;
  top: 0;
  left: 0;
  z-index: 2;
  animation: levitateA 7.5s ease-in-out infinite;
}

/* 2. Kart: Turizm (Sağ Alt) */
.c-item-2 {
  width: 53%;
  height: 270px;
  bottom: 0;
  right: 0;
  z-index: 3;
  animation: levitateB 9s ease-in-out infinite 0.7s;
}

/* 3. Kart: Sanayi (Sağ Üst) */
.c-item-3 {
  width: 44%;
  height: 210px;
  top: 15px;
  right: -5px;
  z-index: 1;
  animation: levitateC 7s ease-in-out infinite 1.3s;
}

/* 4. Kart: Ticaret & Otomotiv (Sol Alt) */
.c-item-4 {
  width: 49%;
  height: 220px;
  bottom: 25px;
  left: -10px;
  z-index: 4;
  animation: levitateD 8s ease-in-out infinite 1.8s;
}

@media (min-width: 768px) {
  .collage-container {
    height: 560px;
  }

  .c-item-1 {
    width: 53%;
    height: 310px;
  }

  .c-item-2 {
    width: 54%;
    height: 290px;
  }

  .c-item-3 {
    width: 45%;
    height: 230px;
  }

  .c-item-4 {
    width: 50%;
    height: 240px;
    bottom: 20px;
  }
}

@keyframes levitateA {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, -12px, 0);
  }
}

@keyframes levitateB {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, 14px, 0);
  }
}

@keyframes levitateC {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, -9px, 0);
  }
}

@keyframes levitateD {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, 11px, 0);
  }
}

/* ==========================================================================
   FAALİYET ALANLARI (CONIC BEAM 3D CAM KARTLAR)
   ========================================================================== */
.sectors-section {
  padding: 6.5rem 0 8rem;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
  position: relative;
  contain: layout style;
}

.section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold-bright);
  display: block;
  margin-bottom: 0.85rem;
}

.section-title {
  font-size: 2.75rem;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 3.45rem;
  }
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-sub);
}

.sectors-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
}

@media (min-width: 640px) {
  .sectors-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1080px) {
  .sectors-row {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.65rem;
  }

  .sector-info {
    padding: 1.85rem 1.35rem;
  }

  .sector-name {
    font-size: 1.45rem;
  }

  .sector-text {
    font-size: 0.88rem;
    line-height: 1.62;
  }
}

/* GPU Hızlandırılmış Kart */
.sector-item {
  background: var(--bg-card);
  border: 1px solid var(--gold-border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.65);
  transition: transform 0.35s var(--ease-apex), border-color 0.35s ease, background 0.35s ease;
  display: flex;
  flex-direction: column;
  position: relative;
  transform: translateZ(0);
  will-change: transform;
}

/* DÖNEN BEAM */
.sector-item::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border-radius: 20px;
  background: conic-gradient(from var(--beam-angle, 0deg),
      transparent 65%,
      rgba(212, 175, 55, 0.4) 80%,
      rgba(253, 232, 169, 0.95) 92%,
      transparent 100%);
  z-index: 0;
  opacity: 0;
  transition: opacity 0.4s ease;
  animation: rotateBeam 4s linear infinite;
  pointer-events: none;
}

@keyframes rotateBeam {
  to {
    --beam-angle: 360deg;
  }
}

.sector-item:hover {
  transform: translateY(-8px);
  border-color: rgba(212, 175, 55, 0.9);
  background: var(--bg-card-hover);
}

.sector-item:hover::before {
  opacity: 1;
}

.sector-thumb {
  height: 240px;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.sector-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-apex);
}

.sector-item:hover .sector-thumb img {
  transform: scale(1.08);
}

.sector-thumb::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(5, 8, 14, 0.98) 0%, transparent 70%);
}

.sector-info {
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  position: relative;
  z-index: 1;
}

.sector-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--gold-bright);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.sector-name {
  font-size: 1.75rem;
  color: #FFFFFF;
  margin-bottom: 0.95rem;
}

.sector-item:hover .sector-name {
  color: var(--gold-bright);
}

.sector-text {
  font-size: 0.95rem;
  color: var(--text-sub);
  line-height: 1.72;
}

/* ==========================================================================
   ALT BİLGİ & İLETİŞİM BANDI
   ========================================================================== */
.contact-bar-section {
  padding: 4.5rem 0 6rem;
  position: relative;
}

.luxury-gold-box {
  background: rgba(9, 13, 22, 0.92);
  border: 1px solid var(--gold-24k);
  border-radius: 18px;
  padding: 3.25rem 2.75rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
  position: relative;
  overflow: hidden;
  transform: translateZ(0);
}

.luxury-gold-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gold-shimmer-linear);
  background-size: 200% auto;
  animation: liquidShine 5s linear infinite;
}

.gold-box-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.75rem;
  align-items: center;
}

@media (min-width: 860px) {
  .gold-box-grid {
    grid-template-columns: 1.35fr 1fr;
  }
}

.address-column {
  display: flex;
  align-items: flex-start;
  gap: 1.45rem;
}

.address-icon {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  background: rgba(212, 175, 55, 0.14);
  border: 1px solid var(--gold-border);
  color: var(--gold-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  flex-shrink: 0;
  transition: transform 0.3s ease, background 0.3s ease;
}

.luxury-gold-box:hover .address-icon {
  background: var(--gold-24k);
  color: var(--bg-void);
  transform: rotate(-6deg) scale(1.05);
}

.address-content {
  display: flex;
  flex-direction: column;
}

.address-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-bright);
  margin-bottom: 0.45rem;
}

.address-line {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.35;
  margin-bottom: 0.45rem;
}

.company-full-title {
  font-size: 0.84rem;
  color: var(--text-muted);
}

.address-contact-meta {
  margin-top: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  padding-top: 0.95rem;
  border-top: 1px solid rgba(212, 175, 55, 0.22);
}

.contact-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.contact-meta-row i {
  color: var(--gold-bright);
  font-size: 0.85rem;
  width: 16px;
  text-align: center;
}

.contact-meta-row .meta-link {
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.25s ease;
}

.contact-meta-row .meta-link:hover {
  color: var(--gold-bright);
}

.contact-meta-row .meta-tag {
  font-size: 0.75rem;
  color: var(--gold-champagne);
  opacity: 0.85;
}

.contact-meta-row .meta-divider {
  color: rgba(212, 175, 55, 0.4);
  font-size: 0.75rem;
  margin: 0 0.15rem;
}

.channels-column {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

@media (min-width: 860px) {
  .channels-column {
    align-items: flex-end;
  }
}

.contact-link-item {
  display: inline-flex;
  align-items: center;
  gap: 1.1rem;
  padding: 0.85rem 1.45rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(212, 175, 55, 0.32);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  min-width: 250px;
  box-sizing: border-box;
}

.contact-link-item:hover {
  color: var(--gold-bright);
  border-color: var(--gold-bright);
  background: rgba(212, 175, 55, 0.16);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.22);
}

.contact-link-item i {
  color: var(--gold-bright);
  font-size: 1.25rem;
  width: 22px;
  text-align: center;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}

.contact-link-item:hover i {
  transform: scale(1.15);
}

.contact-link-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.contact-link-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-champagne);
  opacity: 0.85;
  line-height: 1.2;
}

.contact-link-val {
  font-size: 0.98rem;
  font-weight: 600;
  color: #FFFFFF;
  line-height: 1.3;
}

.contact-link-item:hover .contact-link-val {
  color: var(--gold-bright);
}

.address-icon {
  text-decoration: none;
}

.address-link {
  color: #FFFFFF;
  text-decoration: none;
  transition: color 0.25s ease;
}

.address-link:hover {
  color: var(--gold-bright);
}

.map-link-item {
  background: rgba(212, 175, 55, 0.12);
  border-color: rgba(212, 175, 55, 0.55);
}

.map-link-item:hover {
  background: var(--gold-24k);
  border-color: var(--gold-bright);
}

.map-link-item:hover i,
.map-link-item:hover .contact-link-label,
.map-link-item:hover .contact-link-val {
  color: #020306 !important;
}

@media (max-width: 640px) {
  .contact-link-item {
    width: 100%;
    min-width: 0;
    padding: 0.75rem 1.15rem;
  }
  .contact-link-val {
    font-size: 0.88rem;
    word-break: break-all;
  }
}

.map-embed-wrapper {
  margin-top: 2.25rem;
  position: relative;
  width: 100%;
  height: 380px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(212, 175, 55, 0.35);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.7);
  background: #090D16;
}

.google-map-iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.map-badge-overlay {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(2, 3, 6, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--gold-24k);
  padding: 6px 14px;
  border-radius: 30px;
  color: var(--gold-bright);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  pointer-events: none;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

@media (max-width: 768px) {
  .map-embed-wrapper {
    height: 280px;
    margin-top: 1.75rem;
  }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: #020306;
  color: rgba(255, 255, 255, 0.6);
  padding: 2.75rem 0;
  border-top: 1px solid rgba(212, 175, 55, 0.2);
  font-size: 0.8125rem;
}

.footer-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  text-align: center;
  gap: 0.95rem;
}

@media (min-width: 768px) {
  .footer-wrap {
    flex-direction: row;
    text-align: left;
  }
}

.footer-wrap strong {
  color: #FFFFFF;
  font-weight: 600;
}

/* ==========================================================================
   KC YAZILIM PRESTİJ İMZA KARTI (BESPOKE REFERANS KARTI)
   ========================================================================== */
.signature-container {
  margin-top: 2.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(212, 175, 55, 0.15);
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.agency-signature-card {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.05rem 2rem;
  background: linear-gradient(135deg, rgba(16, 22, 35, 0.9) 0%, rgba(6, 9, 16, 0.98) 100%);
  border: 1px solid rgba(212, 175, 55, 0.35);
  border-radius: 16px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  text-decoration: none;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.agency-signature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold-shimmer-linear);
  background-size: 200% auto;
  opacity: 0.7;
}

.signature-shimmer {
  position: absolute;
  top: -50%;
  left: -80%;
  width: 50%;
  height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
  transform: rotate(25deg);
  pointer-events: none;
  transition: all 0.75s ease;
}

.agency-signature-card:hover {
  transform: translateY(-4px) scale(1.02);
  border-color: var(--gold-bright);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.85), 0 0 30px rgba(212, 175, 55, 0.35);
}

.agency-signature-card:hover::before {
  opacity: 1;
  animation: liquidShine 3s linear infinite;
}

.agency-signature-card:hover .signature-shimmer {
  left: 140%;
}

.signature-icon-box {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.35);
  color: var(--gold-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.agency-signature-card:hover .signature-icon-box {
  background: var(--gold-24k);
  color: #020306;
  border-color: var(--gold-bright);
  transform: scale(1.08) rotate(-5deg);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.6);
}

.signature-text-box {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: left;
}

.signature-desc {
  font-size: 0.84rem;
  color: rgba(255, 255, 255, 0.82);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 1.35;
}

.signature-brand {
  color: var(--gold-bright);
  font-weight: 700;
  letter-spacing: 0.04em;
  transition: color 0.3s ease;
}

.agency-signature-card:hover .signature-brand {
  color: #FFFFFF;
  text-shadow: 0 0 10px rgba(212, 175, 55, 0.6);
}

.signature-url-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.signature-url {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--gold-champagne);
  letter-spacing: 0.06em;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid rgba(212, 175, 55, 0.3);
  padding: 2px 10px;
  border-radius: 20px;
  transition: all 0.3s ease;
}

.agency-signature-card:hover .signature-url {
  background: rgba(212, 175, 55, 0.28);
  border-color: var(--gold-bright);
  color: #FFFFFF;
}

.signature-arrow {
  font-size: 0.72rem;
  color: var(--gold-bright);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.agency-signature-card:hover .signature-arrow {
  transform: translate(3px, -3px);
  color: #FFFFFF;
}

@media (max-width: 640px) {
  .signature-container {
    margin-top: 1.75rem;
    padding-top: 1.35rem;
  }

  .agency-signature-card {
    width: 100%;
    max-width: 390px;
    padding: 0.85rem 1.15rem;
    gap: 0.95rem;
  }

  .signature-icon-box {
    width: 42px;
    height: 42px;
    font-size: 1.1rem;
  }

  .signature-desc {
    font-size: 0.75rem;
  }

  .signature-url {
    font-size: 0.7rem;
    padding: 2px 8px;
  }
}

/* ==========================================================================
   ÜSTÜN GÜVENLİK SİSTEMİ BİLDİRİMİ (SECURITY SHIELD TOAST)
   ========================================================================== */
.security-shield-toast {
  position: fixed;
  bottom: 2.25rem;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: rgba(8, 12, 20, 0.96);
  border: 1px solid var(--gold-24k);
  padding: 0.85rem 1.85rem;
  border-radius: 40px;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.9), 0 0 25px rgba(212, 175, 55, 0.35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 999999;
  opacity: 0;
  pointer-events: none;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.security-shield-toast.visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: #FFFFFF;
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.toast-icon {
  color: var(--gold-bright);
  font-size: 1.15rem;
  filter: drop-shadow(0 0 8px rgba(212, 175, 55, 0.6));
}

@media (max-width: 576px) {
  .security-shield-toast {
    bottom: 1.5rem;
    padding: 0.75rem 1.25rem;
    max-width: 90vw;
  }
  .toast-content {
    font-size: 0.78rem;
    white-space: normal;
    text-align: center;
  }
}