:root {
  --navy: #0B2A4A;
  --navy-dark: #081E36;
  --navy-soft: #14407A;
  --gold: #C9A24B;
  --gold-dark: #A8852F;
  --bg: #FFFFFF;
  --bg-soft: #F4F6F9;
  --border: #E3E8EF;
  --text: #1A2434;
  --muted: #5A6576;
  --radius: 10px;
  --shadow-sm: 0 1px 2px rgba(11,42,74,0.06), 0 1px 3px rgba(11,42,74,0.04);
  --shadow-md: 0 6px 18px rgba(11,42,74,0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}

h1, h2, h3, h4 {
  font-family: 'Playfair Display', Georgia, serif;
  color: var(--navy);
  line-height: 1.25;
  font-weight: 700;
}

a { color: var(--navy); text-decoration: none; }
img { max-width: 100%; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.logo {
  font-family: 'Playfair Display', serif;
  font-weight: 800;
  font-size: 26px;
  color: var(--navy);
  letter-spacing: 2px;
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.logo small {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 3px;
  color: var(--gold-dark);
  margin-top: 4px;
}
.nav-links {
  display: flex;
  gap: 34px;
  list-style: none;
}
.nav-links a {
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 6px 0;
  transition: color .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--navy); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 2px;
  background: var(--gold);
}
.nav-burger {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-burger span {
  width: 24px; height: 2px; background: var(--navy); border-radius: 2px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 11px 24px;
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius);
  border: 0;
  cursor: pointer;
  transition: all .2s;
  text-align: center;
  letter-spacing: .3px;
}
.btn-primary {
  background: var(--navy);
  color: #fff;
}
.btn-primary:hover { background: var(--navy-soft); transform: translateY(-1px); box-shadow: var(--shadow-md); color: #fff; }

.btn-gold {
  background: var(--gold);
  color: var(--navy-dark);
}
.btn-gold:hover { background: var(--gold-dark); color: #fff; }

.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
}
.btn-outline:hover { background: var(--navy); color: #fff; }

/* ---------- Hero Slider ---------- */
.hero-slider {
  position: relative;
  height: clamp(520px, 85vh, 760px);
  overflow: hidden;
  background: var(--navy-dark);
}
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
  background-size: cover;
  background-position: center;
  will-change: opacity;
}
.slide.active { opacity: 1; }
.slide::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(8,30,54,.88) 0%, rgba(11,42,74,.72) 45%, rgba(11,42,74,.35) 100%),
    linear-gradient(180deg, rgba(0,0,0,.15) 0%, rgba(0,0,0,.35) 100%);
}
.slide-content {
  position: relative;
  z-index: 2;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #fff;
}
.slide-content > * { max-width: 720px; }
.slide-content .eyebrow {
  color: var(--gold);
  letter-spacing: 5px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 22px;
  opacity: 0;
  transform: translateY(20px);
  transition: all .9s .3s;
}
.slide-content h1 {
  color: #fff;
  font-size: clamp(38px, 5.4vw, 64px);
  margin-bottom: 24px;
  max-width: 760px;
  line-height: 1.15;
  opacity: 0;
  transform: translateY(30px);
  transition: all .9s .5s;
}
.slide-content p {
  font-size: 18px;
  color: rgba(255,255,255,.88);
  max-width: 620px;
  margin-bottom: 38px;
  opacity: 0;
  transform: translateY(20px);
  transition: all .9s .7s;
}
.slide-content .hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(20px);
  transition: all .9s .9s;
}
.slide.active .eyebrow,
.slide.active h1,
.slide.active p,
.slide.active .hero-actions {
  opacity: 1;
  transform: translateY(0);
}

.slide.active .eyebrow { opacity: 1; }

.slider-controls {
  position: absolute;
  bottom: 160px;
  right: max(24px, calc((100% - 1200px) / 2 + 24px));
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 18px;
}
.slider-dots {
  display: flex;
  gap: 10px;
}
.slider-dots button {
  width: 36px; height: 3px;
  background: rgba(255,255,255,.35);
  border: 0;
  cursor: pointer;
  transition: background .3s;
  padding: 0;
}
.slider-dots button.active { background: var(--gold); }
.slider-arrow {
  width: 44px; height: 44px;
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.18);
  color: #fff;
  cursor: pointer;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 18px;
  transition: all .2s;
}
.slider-arrow:hover { background: var(--gold); border-color: var(--gold); color: var(--navy-dark); }

.hero-stats {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  z-index: 3;
  background: rgba(8,30,54,.85);
  backdrop-filter: blur(8px);
  border-top: 1px solid rgba(255,255,255,.08);
}
.hero-stats-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 22px 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.hero-stat {
  color: #fff;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.1);
  padding: 6px 10px;
}
.hero-stat:last-child { border-right: 0; }
.hero-stat .num {
  font-family: 'Playfair Display', serif;
  font-size: 34px;
  color: var(--gold);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 6px;
}
.hero-stat .label {
  font-size: 12.5px;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,.75);
  text-transform: uppercase;
}

/* ---------- Section ---------- */
section.section { padding: 90px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-head .eyebrow {
  color: var(--gold-dark);
  font-size: 12px;
  letter-spacing: 4px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 14px;
  display: block;
}
.section-head h2 { font-size: clamp(28px, 3.4vw, 40px); margin-bottom: 14px; }
.section-head p { color: var(--muted); font-size: 17px; }

/* ---------- Services ---------- */
.services {
  background: var(--bg-soft);
}
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: #fff;
  padding: 38px 30px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: transform .25s, box-shadow .25s;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.service-icon {
  width: 58px; height: 58px;
  background: var(--navy);
  color: var(--gold);
  display: grid; place-items: center;
  border-radius: 50%;
  font-size: 26px;
  margin-bottom: 22px;
}
.service-card h3 { font-size: 22px; margin-bottom: 12px; }
.service-card p { color: var(--muted); font-size: 15px; }

/* ---------- Product Grid ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 28px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .25s, box-shadow .25s;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.product-img {
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #fafbfd;
  display: grid;
  place-items: center;
  padding: 18px;
  border-bottom: 1px solid var(--border);
}
.product-img img {
  width: 100%; height: 100%; object-fit: contain;
  transition: transform .4s;
}
.product-card:hover .product-img img { transform: scale(1.04); }
.product-body {
  padding: 22px 20px;
  display: flex; flex-direction: column;
  flex: 1;
  gap: 10px;
}
.product-cat {
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--gold-dark);
  text-transform: uppercase;
  font-weight: 700;
}
.product-name {
  font-size: 16px;
  color: var(--navy);
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  line-height: 1.4;
  min-height: 44px;
}
.product-price {
  font-size: 22px;
  font-weight: 700;
  color: var(--navy);
  margin-top: auto;
}
.product-price small { font-size: 13px; color: var(--muted); font-weight: 500; }
.product-card .btn { margin-top: 10px; }

/* ---------- Hakkımızda ---------- */
.about-hero {
  background: var(--bg-soft);
  padding: 70px 0 60px;
  text-align: center;
}
.about-hero h1 { font-size: clamp(34px, 4.5vw, 52px); margin-bottom: 12px; }
.about-hero p { color: var(--muted); max-width: 640px; margin: 0 auto; font-size: 17px; }

.about-body {
  padding: 80px 0;
  max-width: 880px;
  margin: 0 auto;
}
.about-body p {
  margin-bottom: 18px;
  color: #2c3849;
  font-size: 16.5px;
}

.principles {
  background: var(--navy);
  color: #fff;
  padding: 80px 0;
}
.principles h2 { color: #fff; text-align: center; margin-bottom: 46px; }
.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
.principle {
  text-align: center;
  padding: 30px 20px;
}
.principle .num {
  font-family: 'Playfair Display', serif;
  font-size: 46px;
  color: var(--gold);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 14px;
}
.principle h3 { color: #fff; margin-bottom: 8px; font-size: 20px; }
.principle p { color: rgba(255,255,255,.74); font-size: 14.5px; }

/* ---------- Ödeme ---------- */
.page-header {
  background: var(--navy);
  color: #fff;
  padding: 60px 0 50px;
}
.page-header h1 { color: #fff; }
.page-header p { color: rgba(255,255,255,.74); margin-top: 8px; }

.odeme-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 46px;
  padding: 60px 0;
}
.odeme-product {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.odeme-img {
  aspect-ratio: 4 / 3;
  background: #fafbfd;
  padding: 30px;
  display: grid;
  place-items: center;
}
.odeme-img img { width: 100%; height: 100%; object-fit: contain; }
.odeme-info { padding: 30px 28px; }
.odeme-info h1 {
  font-size: 26px;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  margin: 10px 0 18px;
}
.odeme-price {
  font-size: 30px;
  color: var(--navy);
  font-weight: 800;
  margin-bottom: 20px;
}
.odeme-price small { font-size: 14px; font-weight: 500; color: var(--muted); }
.odeme-hint {
  background: var(--bg-soft);
  border-left: 3px solid var(--gold);
  padding: 14px 16px;
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 22px;
  border-radius: 4px;
}

.odeme-banks h2 { margin-bottom: 10px; font-size: 26px; }
.account-holder {
  background: #fff;
  border: 1px solid var(--border);
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  color: var(--text);
}
.bank-list { display: flex; flex-direction: column; gap: 14px; }
.bank-card {
  background: #fff;
  border: 1px solid var(--border);
  border-left: 4px solid var(--gold);
  padding: 18px 22px;
  border-radius: var(--radius);
  transition: box-shadow .2s;
}
.bank-card:hover { box-shadow: var(--shadow-md); }
.bank-card.disabled { opacity: .55; border-left-color: #d0d5dd; }
.bank-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.bank-name {
  font-weight: 700;
  color: var(--navy);
  font-size: 16px;
}
.bank-iban {
  font-family: 'Courier New', monospace;
  font-size: 15px;
  color: var(--text);
  letter-spacing: 1px;
}
.btn-copy {
  background: var(--navy);
  color: #fff;
  border: 0;
  padding: 7px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: .5px;
  transition: background .2s;
}
.btn-copy:hover { background: var(--gold); color: var(--navy-dark); }
.soon {
  font-size: 12px;
  color: var(--muted);
  font-style: italic;
}

.notice {
  padding: 80px 0;
  text-align: center;
}
.notice h2 { margin-bottom: 12px; }

.toast {
  position: fixed;
  bottom: 30px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--navy);
  color: #fff;
  padding: 12px 22px;
  border-radius: 8px;
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transition: all .25s;
  z-index: 200;
  box-shadow: var(--shadow-md);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,.7);
  padding: 60px 0 24px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.site-footer h4 {
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.site-footer p, .site-footer li {
  font-size: 14.5px;
  line-height: 1.9;
}
.site-footer ul { list-style: none; }
.site-footer a { color: rgba(255,255,255,.7); transition: color .2s; }
.site-footer a:hover { color: var(--gold); }
.footer-brand .logo { color: #fff; margin-bottom: 12px; }
.footer-brand .logo small { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 22px;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.55);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .service-grid, .principles-grid { grid-template-columns: 1fr 1fr; }
  .odeme-grid { grid-template-columns: 1fr; gap: 34px; padding: 40px 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hero-stats-inner { grid-template-columns: repeat(2, 1fr); }
  .hero-stat:nth-child(2) { border-right: 0; }
}
@media (max-width: 640px) {
  section.section { padding: 60px 0; }
  .hero-slider { height: 560px; }
  .slide-content h1 { font-size: 34px; }
  .slide-content p { font-size: 16px; }
  .slider-controls { bottom: 180px; }
  .hero-stat .num { font-size: 24px; }
  .hero-stat .label { font-size: 10.5px; letter-spacing: 1px; }
  .nav-burger { display: flex; }
  .nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height .25s;
  }
  .nav-links.open { max-height: 300px; }
  .nav-links li { width: 100%; border-bottom: 1px solid var(--border); }
  .nav-links a { display: block; padding: 16px 24px; }
  .service-grid, .principles-grid, .footer-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px; }
  .product-card .btn { padding: 10px 18px; }
}