/* ============================================
   VITROTECH - Ana Stil Dosyası
   ============================================ */

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

:root {
  --orange: #E8833A;
  --orange-dark: #C56825;
  --orange-light: #F4A968;
  --peach: #F5C9A0;
  --teal: #2C5F6F;
  --teal-dark: #1E4550;
  --teal-light: #5A8B9A;
  --mint: #B8D4D1;
  --cream: #FAF3E8;
  --ink: #1A2D33;
  --white: #FFFFFF;

  --container: 1200px;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 8px rgba(26, 45, 51, 0.06);
  --shadow-md: 0 8px 24px rgba(26, 45, 51, 0.08);
  --shadow-lg: 0 20px 50px rgba(26, 45, 51, 0.12);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

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

/* ============================================
   HEADER
   ============================================ */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(to bottom, #F5C9A0 0%, #F8D5B0 40%, #FAF3E8 100%);
  border-bottom: 1px solid rgba(232, 131, 58, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--teal);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  transition: transform 0.3s;
}

.logo:hover .logo-mark { transform: rotate(12deg); }

.logo-text {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: -0.02em;
}

/* ============================================
   NAV — MOBİL VE DESKTOP
   ============================================ */

/* Desktop default (>=900px) */
.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav a {
  font-size: 14px;
  font-weight: 500;
  color: rgba(26, 45, 51, 0.7);
  transition: color 0.2s;
}
.nav a:hover, .nav a.active { color: var(--orange); }
.nav a.active { color: var(--teal); }

/* Mobil (<900px): hamburger ile açılan panel */
@media (max-width: 899px) {
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(82%, 320px);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: 88px 28px 32px;
    background: linear-gradient(to bottom, #F5C9A0 0%, #FAF3E8 30%, #FAF3E8 100%);
    box-shadow: -16px 0 40px rgba(26, 45, 51, 0.2);
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 60;
    overflow-y: auto;
  }
  .nav.open { transform: translateX(0); }

  .nav a {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 500;
    color: var(--teal);
    padding: 16px 0;
    border-bottom: 1px solid rgba(44, 95, 111, 0.1);
    letter-spacing: 0.05em;
  }
  .nav a:last-child { border-bottom: none; }

  /* Karartma overlay */
  body.menu-open::before {
    content: '';
    position: fixed;
    inset: 0;
    background: rgba(26, 45, 51, 0.5);
    z-index: 55;
    animation: fadeOverlay 0.3s ease;
    pointer-events: none;
  }
  body.menu-open { overflow: hidden; }
  @keyframes fadeOverlay {
    from { opacity: 0; }
    to { opacity: 1; }
  }
}

/* ============ HAMBURGER BUTTON ============ */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 70;
  position: relative;
}
@media (min-width: 900px) { .menu-toggle { display: none; } }

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--teal);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.2s;
  transform-origin: center;
}

/* Hamburger X dönüşümü */
.menu-toggle.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}
.menu-toggle.active span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.menu-toggle.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.3s;
}

.btn-primary {
  background: var(--orange);
  color: white;
  box-shadow: 0 4px 12px rgba(232, 131, 58, 0.25);
}
.btn-primary:hover {
  background: var(--orange-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(232, 131, 58, 0.35);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.6);
  color: var(--teal);
  border: 1px solid rgba(44, 95, 111, 0.2);
  backdrop-filter: blur(10px);
}
.btn-secondary:hover { background: white; }

.btn-large { padding: 14px 28px; font-size: 15px; }

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(to bottom, #FAF3E8 0%, #F0EAD8 30%, #E8E4D8 100%);
  padding: 60px 0 120px;
}

.pattern-grid::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(44, 95, 111, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44, 95, 111, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.cell-decoration {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(232, 131, 58, 0.25), rgba(232, 131, 58, 0.05));
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  gap: 48px;
  align-items: center;
}
@media (min-width: 900px) {
  .hero-grid { grid-template-columns: 1fr 1.1fr; gap: 48px; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 600;
  color: var(--teal);
  line-height: 1.05;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: italic;
  font-weight: 400;
}

.hero-desc {
  margin-top: 24px;
  font-size: 18px;
  color: rgba(26, 45, 51, 0.7);
  max-width: 480px;
  line-height: 1.7;
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-visual {
  position: relative;
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
}

.hero-visual svg {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
}

.hero-visual::before {
  content: '';
  position: absolute;
  top: 5%;
  left: 5%;
  right: 5%;
  bottom: 5%;
  background: radial-gradient(circle at 50% 50%, rgba(184, 212, 209, 0.45), rgba(245, 201, 160, 0.2));
  border-radius: 50%;
  filter: blur(50px);
  z-index: 0;
}

/* ============================================
   KATEGORİ KARTLARI (3'lü)
   ============================================ */
.categories {
  position: relative;
  margin-top: -80px;
  z-index: 10;
}

.categories-grid {
  display: grid;
  gap: 24px;
}
@media (min-width: 768px) { .categories-grid { grid-template-columns: repeat(3, 1fr); } }

.category-card {
  position: relative;
  display: block;
  padding: 32px;
  text-align: center;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  color: white;
  transition: all 0.5s;
  overflow: hidden;
}

.category-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255, 255, 255, 0.2), transparent 60%);
  opacity: 0;
  transition: opacity 0.5s;
}

.category-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
}
.category-card:hover::before { opacity: 1; }

.category-icon {
  position: relative;
  width: 100%;
  height: 120px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-icon svg {
  max-height: 110px;
  width: auto;
}

.category-title {
  position: relative;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.category-desc {
  position: relative;
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.9;
  margin-bottom: 24px;
  min-height: 66px;
}

.category-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
  transition: border-color 0.3s;
}
.category-card:hover .category-link { border-bottom-color: white; }
.category-link svg { transition: transform 0.3s; }
.category-card:hover .category-link svg { transform: translateX(4px); }

/* ============================================
   NEDEN VITROTECH
   ============================================ */
.why {
  padding: 96px 0;
  background: var(--cream);
  position: relative;
  overflow: hidden;
}

.why::before, .why::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  filter: blur(80px);
}
.why::before { top: 80px; right: -100px; background: rgba(232, 131, 58, 0.05); }
.why::after { bottom: 80px; left: -100px; background: rgba(44, 95, 111, 0.05); }

.section-head {
  text-align: center;
  margin-bottom: 64px;
  position: relative;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 600;
  color: var(--teal);
  letter-spacing: -0.02em;
}
.section-title .accent { color: var(--orange); }

.section-divider {
  display: inline-block;
  width: 80px;
  height: 4px;
  background: var(--orange);
  border-radius: 2px;
  margin-top: 16px;
}

.section-eyebrow {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--orange);
  margin-bottom: 12px;
}

.features-grid {
  display: grid;
  gap: 32px;
  position: relative;
}
@media (min-width: 600px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .features-grid { grid-template-columns: repeat(4, 1fr); } }

.feature {
  text-align: center;
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius);
  background: white;
  box-shadow: var(--shadow-sm);
  margin-bottom: 20px;
  color: var(--orange);
  transition: all 0.3s;
}
.feature:hover .feature-icon {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.feature-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--teal);
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 14px;
  color: rgba(26, 45, 51, 0.65);
  line-height: 1.6;
}

/* ============================================
   ÜRÜN BÖLÜMLERİ (Sarf/Cihaz/Servis)
   ============================================ */
.section {
  padding: 80px 0;
}
.section-white { background: white; }
.section-cream { background: var(--cream); }

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 48px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 600;
  color: var(--teal);
  letter-spacing: -0.02em;
}

.see-all {
  font-size: 14px;
  font-weight: 600;
  color: var(--orange);
  transition: color 0.2s;
}
.see-all:hover { color: var(--orange-dark); }

.product-grid {
  display: grid;
  gap: 24px;
}
@media (min-width: 600px) { .product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .product-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1100px) { .product-grid.cols-4 { grid-template-columns: repeat(4, 1fr); } }

.product-card {
  background: var(--cream);
  border: 1px solid rgba(44, 95, 111, 0.05);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all 0.3s;
}
.section-cream .product-card { background: white; }
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(232, 131, 58, 0.2);
}

.product-card-num {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(232, 131, 58, 0.1);
  color: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 16px;
  transition: all 0.3s;
}
.product-card:hover .product-card-num {
  background: var(--orange);
  color: white;
  transform: rotate(6deg);
}

.product-brand {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(44, 95, 111, 0.7);
  background: rgba(44, 95, 111, 0.06);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.product-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--teal);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.product-list {
  font-size: 14px;
  color: rgba(26, 45, 51, 0.75);
}
.product-list li {
  position: relative;
  padding-left: 18px;
  padding-bottom: 8px;
  line-height: 1.5;
}
.product-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--orange);
}

/* Teknik servis kartları - farklı stil */
.service-card {
  background: rgba(44, 95, 111, 0.04);
  border: 1px solid rgba(44, 95, 111, 0.1);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--teal);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

/* Wide card */
.product-card-wide { grid-column: 1 / -1; }
.product-card-wide .product-list {
  display: grid;
  gap: 8px;
}
@media (min-width: 600px) { .product-card-wide .product-list { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .product-card-wide .product-list { grid-template-columns: repeat(4, 1fr); } }

/* ============================================
   PARTNERLER
   ============================================ */
.partners {
  padding: 80px 0;
  background: linear-gradient(to bottom, var(--cream), white);
}

.partners-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
@media (min-width: 600px) { .partners-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .partners-grid { grid-template-columns: repeat(5, 1fr); } }

.partner {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: white;
  border: 1px solid rgba(44, 95, 111, 0.1);
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 500;
  color: rgba(44, 95, 111, 0.7);
  transition: all 0.3s;
}
.partner:hover {
  border-color: rgba(232, 131, 58, 0.4);
  color: var(--orange);
  box-shadow: var(--shadow-md);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--teal-dark);
  color: var(--cream);
  padding: 64px 0 32px;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  gap: 48px;
}
@media (min-width: 700px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }

.footer-brand .logo-text { color: white; }
.footer-brand .logo-mark { background: var(--orange); }
.footer-brand p {
  margin-top: 16px;
  color: rgba(250, 243, 232, 0.7);
  max-width: 400px;
  line-height: 1.7;
}

.footer h4 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--orange-light);
  margin-bottom: 16px;
}

.footer ul li {
  padding: 6px 0;
  font-size: 14px;
  color: rgba(250, 243, 232, 0.7);
}
.footer ul li a:hover { color: white; }

.footer-bottom {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(250, 243, 232, 0.1);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: rgba(250, 243, 232, 0.5);
}
.footer-bottom .links { display: flex; gap: 24px; }
.footer-bottom a:hover { color: white; }

/* ============================================
   ANIMASYONLAR
   ============================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.fade-up { opacity: 0; animation: fadeUp 0.7s ease-out forwards; }
.float { animation: float 6s ease-in-out infinite; }

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

::selection {
  background: rgba(232, 131, 58, 0.3);
  color: var(--ink);
}

/* ============================================
   YENİ EKLEMELER: Tıklanabilir liste, Marquee,
   Ürün detay, Kalite politikası, Medya makaleler
   ============================================ */

/* Ürün listesinde tıklanabilir linkler */
.product-list a {
  color: inherit;
  text-decoration: none;
  display: inline-block;
  position: relative;
  transition: all 0.2s;
}
.product-list a:hover {
  color: var(--orange);
  padding-left: 4px;
}
.product-list a::after {
  content: '→';
  margin-left: 6px;
  opacity: 0;
  transition: all 0.2s;
  color: var(--orange);
}
.product-list a:hover::after {
  opacity: 1;
  margin-left: 8px;
}

/* Tıklanabilir kategori başlığı */
.product-card h3 a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}
.product-card h3 a:hover { color: var(--orange); }

/* ============ MARQUEE (Kayan markalar) ============ */
.marquee-section {
  padding: 48px 0;
  background: white;
  border-top: 1px solid rgba(44, 95, 111, 0.06);
  border-bottom: 1px solid rgba(44, 95, 111, 0.06);
  overflow: hidden;
}

.marquee-title {
  text-align: center;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--orange);
  margin-bottom: 28px;
}

.marquee {
  position: relative;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
}

.marquee-track {
  display: flex;
  gap: 64px;
  align-items: center;
  animation: marquee 35s linear infinite;
  width: max-content;
}

.marquee-track:hover { animation-play-state: paused; }

.marquee-item {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  color: rgba(44, 95, 111, 0.5);
  white-space: nowrap;
  transition: color 0.3s;
  flex-shrink: 0;
  letter-spacing: -0.01em;
}
.marquee-item:hover { color: var(--orange); }

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============ ÜRÜN DETAY SAYFASI ============ */
.product-detail {
  display: grid;
  gap: 48px;
  padding: 60px 0;
}
@media (min-width: 900px) {
  .product-detail { grid-template-columns: 1fr 1fr; gap: 64px; }
}

.product-detail-image {
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(44, 95, 111, 0.08);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  box-shadow: var(--shadow-sm);
}
.product-detail-image img,
.product-detail-image svg {
  max-width: 100%;
  height: auto;
}

.product-detail-info .brand-badge {
  display: inline-block;
  background: rgba(232, 131, 58, 0.1);
  color: var(--orange);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.product-detail-info h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 600;
  color: var(--teal);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.product-detail-info .lead {
  font-size: 17px;
  color: rgba(26, 45, 51, 0.7);
  line-height: 1.7;
  margin-bottom: 32px;
}

.specs-table {
  background: var(--cream);
  border-radius: var(--radius);
  padding: 4px 24px;
  margin-bottom: 32px;
}
.specs-table .row {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid rgba(44, 95, 111, 0.08);
  font-size: 14px;
}
.specs-table .row:last-child { border-bottom: none; }
.specs-table .label { color: rgba(26, 45, 51, 0.6); font-weight: 500; }
.specs-table .value { color: var(--teal); font-weight: 600; text-align: right; }

/* Katalog indirme bloğu */
.catalog-block {
  background: linear-gradient(135deg, var(--teal), var(--teal-dark));
  color: white;
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.catalog-block .info { display: flex; align-items: center; gap: 16px; }
.catalog-block .pdf-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  background: rgba(255,255,255,0.15);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 600;
  font-size: 12px;
}
.catalog-block strong { font-size: 16px; display: block; margin-bottom: 2px; }
.catalog-block span { font-size: 13px; color: rgba(250, 243, 232, 0.7); }
.catalog-block .btn { white-space: nowrap; }

/* Feature kartları (özellikler) */
.feature-cards {
  display: grid;
  gap: 16px;
  margin-bottom: 32px;
}
@media (min-width: 600px) { .feature-cards { grid-template-columns: 1fr 1fr; } }

.feature-card-mini {
  background: var(--cream);
  border-radius: var(--radius);
  padding: 16px 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.feature-card-mini .ico {
  width: 36px; height: 36px;
  background: var(--orange);
  color: white;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.feature-card-mini h4 {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--teal);
  margin-bottom: 2px;
}
.feature-card-mini p {
  font-size: 13px;
  color: rgba(26, 45, 51, 0.65);
  line-height: 1.4;
}

/* ============ KALİTE POLİTİKAMIZ ============ */
.quality-section {
  padding: 96px 0;
  background: linear-gradient(to bottom, white, var(--cream));
}

.quality-grid {
  display: grid;
  gap: 48px;
  align-items: center;
}
@media (min-width: 900px) {
  .quality-grid { grid-template-columns: 1fr 1.2fr; gap: 64px; }
}

.quality-image {
  position: relative;
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, #1A2D33, #2C5F6F);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.quality-image::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 18px 18px;
}

.quality-image::after {
  content: '';
  position: absolute;
  top: 20px; left: -20px;
  width: 120px; height: 100%;
  background-image: radial-gradient(rgba(232, 131, 58, 0.4) 1.5px, transparent 1.5px);
  background-size: 14px 14px;
}

.quality-image svg { position: relative; z-index: 2; max-width: 70%; height: auto; }

.quality-content h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 600;
  color: var(--teal);
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.quality-content p {
  font-size: 16px;
  color: rgba(26, 45, 51, 0.75);
  line-height: 1.8;
  margin-bottom: 16px;
}

/* ============ MEDYA / MAKALELER ============ */
.articles-grid {
  display: grid;
  gap: 32px;
}
@media (min-width: 700px) { .articles-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .articles-grid { grid-template-columns: repeat(3, 1fr); } }

.article-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(44, 95, 111, 0.08);
  transition: all 0.3s;
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(232, 131, 58, 0.3);
}

.article-thumb {
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, var(--mint), var(--peach));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.article-thumb svg { width: 50%; height: 50%; opacity: 0.85; }

.article-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }

.article-meta {
  display: flex;
  gap: 12px;
  font-size: 12px;
  color: rgba(26, 45, 51, 0.55);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.article-meta .cat {
  color: var(--orange);
  font-weight: 600;
}

.article-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--teal);
  line-height: 1.3;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.article-card p {
  font-size: 14px;
  color: rgba(26, 45, 51, 0.7);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.article-card .read-more {
  color: var(--orange);
  font-weight: 600;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
}

/* Makale detay sayfası */
.article-detail {
  max-width: 760px;
  margin: 0 auto;
  padding: 40px 0;
}

.article-detail .meta-row {
  display: flex;
  gap: 16px;
  font-size: 13px;
  color: rgba(26, 45, 51, 0.6);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.article-detail .meta-row .cat {
  color: var(--orange);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.article-detail h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 600;
  color: var(--teal);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 32px;
}

.article-cover {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--mint), var(--peach));
  border-radius: var(--radius-lg);
  margin-bottom: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.article-cover svg { width: 25%; height: 25%; opacity: 0.7; }

.article-content {
  font-size: 17px;
  line-height: 1.85;
  color: rgba(26, 45, 51, 0.85);
}
.article-content p { margin-bottom: 20px; }
.article-content h2 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 600;
  color: var(--teal);
  margin: 40px 0 16px;
  letter-spacing: -0.01em;
}
.article-content h3 {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--teal);
  margin: 32px 0 12px;
}
.article-content ul, .article-content ol { margin: 16px 0 24px 24px; }
.article-content li { margin-bottom: 8px; }
.article-content blockquote {
  border-left: 4px solid var(--orange);
  padding: 8px 0 8px 20px;
  margin: 24px 0;
  font-style: italic;
  color: var(--teal);
}

/* ============================================
   KATEGORİ İÇİNDE ALT ÜRÜN KARTLARI
   (Görsel + metin + link, daha büyük kart)
   ============================================ */
.category-product-card {
  display: flex;
  flex-direction: column;
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(44, 95, 111, 0.08);
  text-decoration: none;
  color: inherit;
  transition: all 0.3s;
  position: relative;
}

.category-product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(232, 131, 58, 0.4);
}

.category-product-card .cp-image {
  background: linear-gradient(135deg, var(--cream), #F0EAD8);
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16 / 11;
}

.category-product-card .cp-image svg {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
}

.category-product-card .cp-body {
  padding: 24px 28px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.category-product-card .cp-num {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  color: var(--orange);
  background: rgba(232, 131, 58, 0.1);
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 12px;
  align-self: flex-start;
}

.category-product-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--teal);
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin-bottom: 10px;
}

.category-product-card p {
  font-size: 14px;
  color: rgba(26, 45, 51, 0.7);
  line-height: 1.6;
  margin-bottom: 16px;
  flex: 1;
}

.category-product-card .cp-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--orange);
  font-weight: 600;
  font-size: 14px;
  margin-top: auto;
  transition: gap 0.2s;
}

.category-product-card:hover .cp-link {
  gap: 12px;
}

/* ============================================
   MOBİL DÜZELTMELER (max-width: 768px)
   ============================================ */
@media (max-width: 768px) {
  .container {
    padding-left: 20px;
    padding-right: 20px;
  }

  /* Header daha kompakt */
  .header-inner {
    padding-top: 14px;
    padding-bottom: 14px;
  }

  /* Logo mobil küçülsün */
  .logo-text {
    font-size: 18px;
  }
  .logo-mark {
    width: 38px;
    height: 38px;
    font-size: 16px;
  }

  /* Servis Talebi butonu mobilde küçülsün veya gizlensin */
  .header-inner .btn-primary {
    padding: 10px 14px;
    font-size: 12px;
  }

  /* Hero başlık daha küçük, padding az */
  .hero {
    padding: 40px 0 60px;
  }
  .hero-title {
    font-size: clamp(30px, 9vw, 44px) !important;
    line-height: 1.1;
  }
  .hero-desc {
    font-size: 15px;
  }
  .hero-actions {
    flex-wrap: wrap;
  }
  .hero-actions .btn {
    flex: 1;
    min-width: 140px;
    justify-content: center;
  }
  .hero-grid {
    gap: 32px !important;
  }
  .hero-visual {
    max-width: 100%;
  }

  /* Kategori kartları biraz daha küçük padding */
  .category-card {
    padding: 28px 20px;
  }
  .category-icon {
    height: 90px;
  }
  .category-icon svg {
    max-height: 85px;
  }
  .category-title {
    font-size: 18px;
  }
  .category-desc {
    font-size: 13px;
  }

  /* Section padding mobilde azalt */
  .section {
    padding: 56px 0;
  }
  .section-title {
    font-size: clamp(24px, 6.5vw, 32px) !important;
  }

  /* Marquee mobilde küçülsün */
  .marquee-item {
    font-size: 18px;
  }
  .marquee-track {
    gap: 40px;
    animation-duration: 25s;
  }
  .marquee-section {
    padding: 32px 0;
  }

  /* Kalite section mobilde dikey */
  .quality-section {
    padding: 64px 0;
  }
  .quality-image {
    max-width: 360px;
    margin: 0 auto;
  }
  .quality-content h2 {
    font-size: 28px;
  }

  /* Ürün detay mobilde dikey, görsel daha küçük */
  .product-detail {
    padding: 32px 0;
  }
  .product-detail-image {
    padding: 28px;
    min-height: 280px;
  }
  .product-detail-info h1 {
    font-size: 28px;
  }
  .catalog-block {
    padding: 20px;
    flex-direction: column;
    align-items: stretch;
    text-align: left;
  }
  .catalog-block .btn {
    width: 100%;
    justify-content: center;
  }

  /* Specs tablo mobilde label/value altalta */
  .specs-table .row {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 12px 0;
  }
  .specs-table .value {
    text-align: left;
    font-size: 14px;
  }

  /* Ürün kartı mobilde alt ürünler tek sütun */
  .product-card {
    padding: 24px 20px;
  }
  .product-card-wide .product-list {
    grid-template-columns: 1fr !important;
  }

  /* Article card mobil */
  .article-detail h1 {
    font-size: 28px;
  }
  .article-content {
    font-size: 15px;
  }

  /* Makale grid mobilde tek sütun zaten — ama padding'i azalt */
  .article-card h3 {
    font-size: 17px;
  }

  /* Kategori-ürün kartları mobilde tek sütun + daha kompakt */
  .category-product-card .cp-image {
    aspect-ratio: 16 / 9;
    padding: 24px;
  }
  .category-product-card h3 {
    font-size: 17px;
  }

  /* Why-Vitrotech feature kartları */
  .feature-card {
    padding: 20px;
  }
  .feature-title {
    font-size: 16px;
  }

  /* Footer mobil */
  .footer {
    padding: 48px 0 24px;
  }
  .footer-grid {
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 16px;
  }
  .footer-bottom .links {
    justify-content: center;
    flex-wrap: wrap;
  }

  /* CTA kutuları mobilde küçük */
  .section .container > div[style*="border-radius:24px"] {
    padding: 40px 20px !important;
  }

  /* Article-detail meta row */
  .article-detail .meta-row {
    font-size: 12px;
    gap: 10px;
  }

  /* Makale filtre butonları kaydırılabilir olsun */
  body section > .container > div[style*="display:flex;flex-wrap:wrap"] {
    flex-wrap: nowrap !important;
    overflow-x: auto;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }
}

/* Daha küçük ekranlar (max-width: 480px) */
@media (max-width: 480px) {
  /* Servis Talebi butonu çok dar ekranda gizle, sadece hamburger kalsın */
  .header-inner .btn-primary {
    display: none;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  /* Tek sütun hero — başlık üstte, görsel altta */
  .hero-grid {
    grid-template-columns: 1fr !important;
  }
}