/* ============================================
   FILIZ BOYA — Industrial Precision Design System
   ============================================ */

/* --- Google Fonts loaded via HTML <link> tags --- */

/* --- Design Tokens / CSS Custom Properties --- */
:root {
  /* Surface Hierarchy */
  --surface: #f9f9f9;
  --surface-dim: #dadada;
  --surface-bright: #f9f9f9;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f3f3f3;
  --surface-container: #eeeeee;
  --surface-container-high: #e8e8e8;
  --surface-container-highest: #e2e2e2;
  --surface-variant: #e2e2e2;

  /* Primary */
  --primary: #3a3a3a;
  --primary-container: #4d4d4d;
  --on-primary: #ffffff;
  --on-primary-container: #b8b8b8;
  --primary-fixed: #e0e0e0;
  --primary-fixed-dim: #c0c0c0;
  --on-primary-fixed: #1a1a1a;
  --on-primary-fixed-variant: #555555;

  /* Secondary */
  --secondary: #5f5e5e;
  --secondary-container: #e4e2e1;
  --on-secondary: #ffffff;
  --on-secondary-container: #656464;

  /* Tertiary (Signal/Accent) */
  --tertiary: #e30613;
  --tertiary-container: #b80510;
  --on-tertiary: #ffffff;
  --on-tertiary-container: #ffb3ae;

  /* Neutrals */
  --background: #f9f9f9;
  --on-background: #1a1c1c;
  --on-surface: #1a1c1c;
  --on-surface-variant: #40484a;
  --outline: #70787b;
  --outline-variant: #bfc8ca;
  --inverse-surface: #2f3131;
  --inverse-on-surface: #f1f1f1;
  --surface-tint: #555555;

  /* Error */
  --error: #ba1a1a;
  --error-container: #ffdad6;
  --on-error: #ffffff;
  --on-error-container: #93000a;

  /* Typography */
  --font-headline: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-label: 'Work Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Shadows (Ambient, never pure black) */
  --shadow-ambient: 0 20px 40px rgba(26, 28, 28, 0.06);
  --shadow-card: 0 8px 24px rgba(26, 28, 28, 0.04);
  --shadow-xl: 0 25px 50px rgba(26, 28, 28, 0.12);

  /* Radii */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  /* Layout */
  --max-width: 1280px;
  --px: 3rem;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--on-surface);
  background-color: var(--surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection {
  background-color: var(--primary-container);
  color: var(--on-primary);
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

ul, ol { list-style: none; }

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* --- Material Symbols --- */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
}

.fill-icon {
  font-variation-settings: 'FILL' 1;
}

/* --- Container --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--px);
}

.container-full {
  width: 100%;
  padding: 0 var(--px);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headline);
  color: var(--on-background);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 900; }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

p { margin-bottom: 0; }

.text-variant { color: var(--on-surface-variant); }

.label {
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.75rem;
  font-weight: 600;
}

.label-primary { color: var(--primary); }
.label-tertiary { color: var(--tertiary); }
.label-white { color: var(--on-primary-container); }

.text-center { text-align: center; }

.leading-relaxed { line-height: 1.7; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  white-space: nowrap;
  font-family: var(--font-body);
}

.btn:active {
  opacity: 0.8;
  transform: scale(0.95);
}

.btn-primary {
  background: var(--primary);
  color: var(--on-primary);
}

.btn-primary:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-ambient);
}

.btn-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
  color: var(--on-primary);
}

.btn-gradient:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
}

.btn-secondary {
  background: var(--surface-container-high);
  color: var(--on-surface);
}

.btn-secondary:hover {
  background: var(--surface-container-highest);
  transform: scale(1.02);
}

.btn-tertiary {
  background: var(--tertiary);
  color: var(--on-tertiary);
}

.btn-tertiary:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-ambient);
  filter: brightness(1.06);
}

.btn-tertiary-link {
  background: none;
  color: var(--tertiary);
  padding: 0;
  font-weight: 700;
  border-bottom: 2px solid var(--tertiary);
  border-radius: 0;
}

.btn-tertiary-link:hover {
  gap: 0.75rem;
}

.btn-white {
  background: var(--surface-container-lowest);
  color: var(--primary);
}

.btn-white:hover {
  background: var(--surface-container-high);
  transform: scale(1.02);
}

.btn-outline-white {
  background: rgba(255,255,255,0.1);
  color: var(--on-primary);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
}

.btn-outline-white:hover {
  background: rgba(255,255,255,0.2);
}

.btn-lg {
  padding: 1.25rem 2.5rem;
  font-size: 1.125rem;
}

.btn-sm {
  padding: 0.5rem 1.5rem;
  font-size: 0.875rem;
}

.btn-block { width: 100%; }

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* --- Glassmorphism Header --- */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  box-shadow: var(--shadow-ambient);
  transition: all 0.3s ease;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem var(--px);
  max-width: 100%;
  margin: 0 auto;
}

.logo-link {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.logo-img {
  height: 38px;
  width: auto;
}

/* --- Desktop Navigation --- */
.nav {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-link {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--on-surface-variant);
  letter-spacing: -0.01em;
  transition: all 0.3s ease;
}

.nav-link:hover {
  color: var(--primary);
  transform: scale(1.02);
}

.nav-link.active {
  color: var(--primary);
  font-weight: 700;
  border-bottom: 2px solid var(--primary);
  padding-bottom: calc(0.5rem - 2px);
}

.header-cta {
  flex-shrink: 0;
}

/* --- Mobile Menu Toggle --- */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  z-index: 1100;
}

.mobile-toggle span {
  display: block;
  width: 100%;
  height: 2.5px;
  background-color: var(--on-surface);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* --- Mobile Navigation --- */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--surface-container-lowest);
  z-index: 1050;
  padding: 6rem var(--px) 2rem;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.mobile-nav.open { transform: translateX(0); }

.mobile-nav-list {
  display: flex;
  flex-direction: column;
}

.mobile-nav-link {
  display: block;
  padding: 1rem 0;
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  border-bottom: 1px solid var(--outline-variant);
  transition: color 0.3s ease;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  color: var(--primary);
}

.mobile-nav-cta { margin-top: 2rem; }

/* --- Section Spacing --- */
.section { padding: 6rem 0; }
.section-sm { padding: 4rem 0; }
.section-lg { padding: 8rem 0; }

.section-surface { background: var(--surface); }
.section-low { background: var(--surface-container-low); }
.section-white { background: var(--surface-container-lowest); }
.section-high { background: var(--surface-container-high); }
.section-primary { background: var(--primary); color: var(--on-primary); }
.section-primary h2, .section-primary h3, .section-primary h4 { color: var(--on-primary); }
.section-dark { background: var(--on-surface); color: var(--on-primary); }
.section-dark h2, .section-dark h3 { color: var(--on-primary); }

.section-header { margin-bottom: 4rem; }

/* --- Grid System --- */
.grid { display: grid; gap: 2rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-12 { grid-template-columns: repeat(12, 1fr); }

.col-span-4 { grid-column: span 4; }
.col-span-8 { grid-column: span 8; }
.col-span-5 { grid-column: span 5; }
.col-span-7 { grid-column: span 7; }

.gap-sm { gap: 1rem; }
.gap-md { gap: 2rem; }
.gap-lg { gap: 3rem; }
.gap-xl { gap: 5rem; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: start; }
.items-end { align-items: end; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }

/* --- Cards (No borders, tonal layering) --- */
.card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-card);
}

.card:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-ambient);
}

.card-icon {
  width: 4rem;
  height: 4rem;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-container-high);
  color: var(--primary);
  margin-bottom: 1.5rem;
  transition: all 0.3s ease;
}

.card:hover .card-icon {
  background: var(--primary);
  color: var(--on-primary);
}

.card h3 { margin-bottom: 0.75rem; }
.card p { color: var(--on-surface-variant); line-height: 1.7; }

/* --- Image Card (Overlay style) --- */
.img-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all 0.5s ease;
}

.img-card:hover { transform: scale(1.02); }

.img-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.img-card:hover img { transform: scale(1.1); }

.img-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 60%);
}

.img-card-content {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  right: 2rem;
  color: var(--on-primary);
}

.img-card-content h3 { color: var(--on-primary); margin-bottom: 0.25rem; }
.img-card-content p { color: rgba(255,255,255,0.7); font-size: 0.9rem; }

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--primary);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary) 0%, rgba(58,58,58,0.6) 100%);
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 50rem;
}

.hero h1 { color: var(--on-primary); margin-bottom: 1.5rem; }
.hero h1 span { color: var(--primary-fixed-dim); }
.hero p {
  color: rgba(255,255,255,0.8);
  font-size: 1.25rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 36rem;
}

/* --- Page Hero (Inner pages) --- */
.page-hero {
  position: relative;
  min-height: 500px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--primary);
  padding: 5rem 0;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
}

.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--primary) 0%, rgba(58,58,58,0.8) 50%, transparent 100%);
}

.page-hero .container { position: relative; z-index: 10; }
.page-hero h1 { color: var(--on-primary); margin-bottom: 1rem; }
.page-hero h1 span { color: var(--on-primary-container); }
.page-hero p {
  color: rgba(255,255,255,0.8);
  font-size: 1.25rem;
  max-width: 40rem;
  line-height: 1.7;
}

/* --- Trust / Authority Section --- */
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem;
}

.trust-item { display: flex; flex-direction: column; gap: 1rem; }

.trust-item .material-symbols-outlined {
  font-size: 3rem;
  color: var(--primary);
}

.trust-item h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.trust-item p {
  color: var(--on-surface-variant);
  line-height: 1.7;
}

/* --- Bento Product Grid --- */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem;
  min-height: 600px;
}

.bento-grid .img-card { min-height: 280px; }

/* --- Stats Band --- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem;
  text-align: center;
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-family: var(--font-label);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  opacity: 0.7;
}

/* --- Why Section --- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4rem;
}

.why-item { text-align: center; }

.why-icon {
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background: var(--surface-container-highest);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.why-icon .material-symbols-outlined {
  font-size: 2rem;
  color: var(--primary);
}

.why-item h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
.why-item p { color: var(--on-surface-variant); }

/* --- FAQ / Accordion --- */
.accordion { max-width: 800px; margin: 0 auto; }

.accordion-item {
  background: var(--surface-container-high);
  border-radius: var(--radius-md);
  margin-bottom: 0.5rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 2rem;
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--on-surface);
  text-align: left;
  cursor: pointer;
  background: none;
  border: none;
  transition: all 0.3s ease;
}

.accordion-header:hover {
  background: var(--surface-container-highest);
}

.accordion-item.active .accordion-header {
  background: var(--surface-container-lowest);
  color: var(--primary);
  border-left: 4px solid var(--primary);
}

.accordion-icon {
  flex-shrink: 0;
  color: var(--primary);
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.accordion-body-inner {
  padding: 0 2rem 1.5rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
  border-left: 4px solid var(--primary);
  margin-left: 1.5rem;
  padding-left: 1.5rem;
}

/* --- Details/Summary Accordion (SSS page) --- */
details {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-card);
}

details summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--primary);
  transition: background 0.3s ease;
}

details summary::-webkit-details-marker { display: none; }

details summary:hover {
  background: var(--surface-container-low);
}

details summary .material-symbols-outlined {
  transition: transform 0.3s ease;
}

details[open] summary .material-symbols-outlined {
  transform: rotate(180deg);
}

details .details-body {
  padding: 0 1.5rem 1.5rem;
  color: var(--on-surface-variant);
  line-height: 1.7;
  border-left: 4px solid var(--primary);
  margin-left: 1.5rem;
  padding-left: 1rem;
}

/* --- Contact Form --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 2rem;
}

.contact-info-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  transition: all 0.3s ease;
}

.contact-info-card:hover { transform: scale(1.02); }

.contact-info-card .material-symbols-outlined {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1.5rem;
  display: block;
}

.contact-info-card h3 {
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.contact-info-card p {
  color: var(--on-surface-variant);
}

.form-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 3rem;
}

.form-group { margin-bottom: 1.5rem; }

.form-group label {
  display: block;
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--outline);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  background: var(--surface-container-highest);
  color: var(--on-surface);
  transition: all 0.3s ease;
  outline: none;
}

.form-control:focus {
  background: var(--surface-container-lowest);
  box-shadow: 0 0 0 2px var(--surface-tint);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.contact-info-stack {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-hero-img-wrap {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.contact-hero-img-wrap img {
  width: 100%;
  min-height: 22rem;
  height: 100%;
  max-height: 28rem;
  object-fit: cover;
  display: block;
}

.contact-hero-float-card {
  position: absolute;
  left: 1.25rem;
  bottom: 1.25rem;
  max-width: 16rem;
  padding: 1.25rem 1.5rem;
  background: var(--primary);
  color: var(--on-primary);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.contact-hero-float-card h3 {
  color: var(--on-primary);
  font-size: 1.125rem;
  font-weight: 800;
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.contact-hero-float-card p {
  font-size: 0.875rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.88);
  margin: 0;
}

.map-placeholder--image {
  padding: 0;
}

.map-placeholder--image > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
}

.map-placeholder--image .map-info-card {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  z-index: 2;
  margin: 0;
}

.contact-social-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.contact-social-row a {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background: var(--surface-container-high);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}

.contact-social-row a:hover {
  background: var(--primary);
  color: var(--on-primary);
  transform: translateY(-3px);
}

.contact-social-row .material-symbols-outlined {
  font-size: 1.5rem;
}

/* --- About / Content Sections --- */
.about-split {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 5rem;
  align-items: center;
}

.about-img {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- Decorative Elements --- */
.accent-line {
  width: 5rem;
  height: 4px;
  margin-bottom: 1.5rem;
}
.accent-line-primary { background: var(--primary); }
.accent-line-tertiary { background: var(--tertiary); }
.accent-line-primary-container { background: var(--primary-container); }
.accent-line-white { background: rgba(255,255,255,0.4); }

/* --- Uygulama Alanları sayfası --- */
.apps-page-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2.5rem;
}

.apps-page-hero-lead {
  max-width: 36rem;
  font-size: 1.125rem;
}

.apps-page-hero-icon {
  width: 6.5rem;
  height: 6.5rem;
  border-radius: 50%;
  background: var(--surface-container-high);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-card);
}

.apps-page-hero-icon .material-symbols-outlined {
  font-size: 3rem;
  color: var(--primary);
}

.apps-checklist {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.apps-checklist li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
  color: var(--on-surface);
}

.apps-checklist--end {
  align-items: flex-end;
}

.apps-checklist--end li {
  flex-direction: row-reverse;
  text-align: right;
}

.apps-checklist-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.apps-checklist-icon--primary { color: var(--primary); }
.apps-checklist-icon--tertiary { color: var(--tertiary); }
.apps-checklist-icon--container { color: var(--primary-container); }

.apps-area-text--end {
  text-align: right;
}

.apps-area-text--end h2,
.apps-area-text--end p {
  text-align: right;
}

.apps-area-accent--end {
  margin-left: auto;
}

.apps-special-panel {
  padding: clamp(2rem, 5vw, 4rem);
}

.apps-special-split {
  align-items: stretch;
}

.apps-special-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 1rem;
  min-height: 22rem;
}

.apps-special-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 10rem;
}

.apps-special-img--tall {
  grid-row: span 2;
  min-height: 100%;
}

.divider-accent {
  width: 6rem;
  height: 6px;
  background: var(--primary);
  margin: 0 auto;
  border-radius: 3px;
}

/* --- Reference/Project Cards --- */
.ref-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-container-lowest);
  transition: all 0.5s ease;
  position: relative;
}

.ref-card:hover { transform: scale(1.02); }

.ref-card-img {
  height: 20rem;
  overflow: hidden;
  position: relative;
}

.ref-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: all 0.7s ease;
}

.ref-card:hover .ref-card-img img {
  filter: grayscale(0%);
}

.ref-card-accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--tertiary);
  transition: height 0.5s ease;
  z-index: 10;
}

.ref-card:hover .ref-card-accent { height: 100%; }

.ref-tag {
  display: inline-block;
  background: var(--primary);
  color: var(--on-primary);
  padding: 0.2rem 0.75rem;
  font-family: var(--font-label);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  position: absolute;
  bottom: 1rem;
  left: 1rem;
}

.ref-card-body {
  padding: 2rem;
}

.ref-card-body h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  transition: color 0.3s ease;
}

.ref-card:hover .ref-card-body h3 { color: var(--primary); }

.ref-card-body p {
  color: var(--on-surface-variant);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.ref-card-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.ref-card-tag {
  font-family: var(--font-label);
  font-size: 0.65rem;
  padding: 0.25rem 0.5rem;
  background: var(--surface-container-low);
  color: var(--primary-container);
  border-radius: var(--radius-sm);
}

/* --- Filter Pills --- */
.filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-pill {
  padding: 0.5rem 1.5rem;
  border-radius: 50px;
  font-family: var(--font-label);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--surface-container-highest);
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
}

.filter-pill:hover { background: var(--surface-container-high); }
.filter-pill.active { background: var(--primary); color: var(--on-primary); }

/* --- Brand Card --- */
.brand-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 3rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-card);
}

.brand-card:hover { transform: scale(1.01); }

.brand-card-primary { border-top: 4px solid var(--primary); }
.brand-card-tertiary { border-left: 4px solid var(--tertiary); }

.brand-card-dark {
  background: var(--primary);
  color: var(--on-primary);
}

.brand-card-dark:hover { transform: scale(1.02); }

.brand-card-dark h3 { color: var(--on-primary); }
.brand-card-dark p { color: rgba(255,255,255,0.7); }

/* --- Partner Grid --- */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(191,200,202,0.2);
}

.partner-item {
  background: var(--surface-container-lowest);
  padding: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: all 0.3s ease;
}

.partner-item:hover { background: var(--surface-container-lowest); }

.partner-name {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  opacity: 0.4;
  filter: grayscale(100%);
  transition: all 0.3s ease;
  margin-bottom: 1rem;
}

.partner-item:hover .partner-name {
  opacity: 1;
  filter: grayscale(0);
}

.partner-desc {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.partner-item:hover .partner-desc { opacity: 1; }

/* --- Support Card --- */
.support-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.support-card:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-ambient);
}

.support-bg-icon {
  position: absolute;
  top: 0;
  right: 0;
  padding: 1rem;
  opacity: 0.1;
}

.support-bg-icon .material-symbols-outlined { font-size: 5rem; }

/* --- CTA Band --- */
.cta-band {
  position: relative;
  padding: 4rem;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  text-align: center;
  background: var(--primary-container);
  color: var(--on-primary);
}

.cta-band-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(255,255,255,0.4) 0%, transparent 70%);
  opacity: 0.2;
  pointer-events: none;
}

.cta-band h2 { color: var(--on-primary); margin-bottom: 1.5rem; }
.cta-band p {
  color: rgba(255,255,255,0.8);
  font-size: 1.25rem;
  max-width: 40rem;
  margin: 0 auto 2.5rem;
}

/* --- Product Detail --- */
.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: stretch;
}

.product-img-wrapper {
  position: relative;
}

.product-img-wrapper .bg-accent {
  position: absolute;
  inset: 0;
  background: rgba(58,58,58,0.05);
  border-radius: var(--radius-2xl);
  transform: rotate(-2deg);
  transition: transform 0.5s ease;
}

.product-img-wrapper:hover .bg-accent { transform: rotate(0); }

.product-img-wrapper img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  transition: transform 0.7s ease;
}

.product-img-wrapper:hover img { transform: scale(1.03); }

.color-swatches {
  position: absolute;
  bottom: 2rem;
  left: 2rem;
  z-index: 2;
  display: flex;
  gap: 0.75rem;
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(12px);
  padding: 1rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-ambient);
}

.swatch {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  box-shadow: inset 0 0 4px rgba(0,0,0,0.1);
  cursor: pointer;
  border: 2px solid white;
  transition: all 0.3s ease;
}

.swatch:hover { transform: scale(1.15); box-shadow: 0 0 0 2px var(--primary); }

.product-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(191,200,202,0.1);
}

.feature-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
}

.feature-icon-box {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-container-high);
  border-radius: var(--radius-md);
  color: var(--primary);
}

.feature-icon span:last-child {
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.6rem;
}

/* --- Technical Table --- */
.tech-table {
  width: 100%;
  border-collapse: collapse;
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.tech-table thead {
  background: var(--surface-container-high);
}

.tech-table th {
  padding: 1rem 2rem;
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.75rem;
  font-weight: 600;
  text-align: left;
}

.tech-table td {
  padding: 1.25rem 2rem;
  font-size: 0.95rem;
}

.tech-table tr:nth-child(odd) td { background: var(--surface-container-lowest); }
.tech-table tr:nth-child(even) td { background: var(--surface); }

.tech-table td:first-child { font-weight: 700; }
.tech-table td:last-child { color: var(--on-surface-variant); }

/* --- Application Steps --- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}

.step-number {
  font-size: 4rem;
  font-weight: 900;
  opacity: 0.1;
  margin-bottom: 1rem;
}

.step-title {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem var(--px);
  background: var(--surface-container-low);
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.75rem;
  color: var(--on-surface-variant);
}

.breadcrumb a { transition: color 0.3s ease; }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .current { color: var(--primary); font-weight: 700; }

.breadcrumb-sep {
  font-size: 1rem;
  opacity: 0.5;
  flex-shrink: 0;
}

/* --- Ürün detay (urun-detay.html) --- */
.label-pill-tertiary {
  display: inline-block;
  background: rgba(227, 6, 19, 0.06);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  text-transform: none;
  letter-spacing: 0.06em;
}

.label-case-preserve {
  text-transform: none;
  letter-spacing: 0.08em;
}

.product-detail-heading {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.product-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 100%;
}

.product-hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  max-width: 36rem;
  color: var(--on-surface-variant);
}

.product-price-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
  padding-top: 2rem;
  margin-top: auto;
}

.product-price-label {
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.75rem;
  color: var(--on-surface-variant);
  margin-bottom: 0.25rem;
}

.product-price-value {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--on-background);
}

.product-price-decimals {
  font-size: 1.125rem;
  font-weight: 600;
  margin-left: 0.125rem;
}

.product-hero-cta {
  flex: 1 1 auto;
  min-width: 14rem;
}

.tech-table-wrapper {
  border: 1px solid rgba(191, 200, 202, 0.25);
  border-radius: var(--radius-2xl);
  overflow: hidden;
}

.color-options-panel {
  background: var(--surface-container-high);
  padding: 2rem;
  border-radius: var(--radius-2xl);
  height: 100%;
}

.color-options-panel h2 {
  margin-top: 0;
}

.palette-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.palette-swatch {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 2px solid var(--surface-container-lowest);
  box-shadow: var(--shadow-card);
  cursor: pointer;
  transition: transform 0.2s ease;
  padding: 0;
}

.palette-swatch:hover {
  transform: scale(1.1);
}

.palette-disclaimer {
  margin-top: 2rem;
  font-family: var(--font-label);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--on-surface-variant);
  line-height: 1.6;
}

.color-options-panel .btn-outline-primary {
  margin-top: 1.5rem;
}

.btn-outline-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  font-weight: 700;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: var(--font-body);
  font-size: 1rem;
  text-decoration: none;
}

.btn-outline-primary:hover {
  background: var(--primary);
  color: var(--on-primary);
  transform: scale(1.02);
}

.section-primary-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
}

.section-primary-lead {
  color: var(--on-primary-container);
  font-size: 1.125rem;
  line-height: 1.7;
  max-width: 24rem;
  margin: 0;
}

.step-item .step-title .material-symbols-outlined {
  font-size: 2rem;
}

.step-description {
  color: var(--on-primary-container);
  line-height: 1.7;
  margin: 0;
}

.tech-docs-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
}

.tech-docs-intro h2 {
  margin-bottom: 0.5rem;
}

.tech-docs-intro p {
  margin: 0;
  max-width: 28rem;
}

.tech-docs-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.tech-doc-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--surface-container-lowest);
  padding: 1rem 2rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-decoration: none;
  color: inherit;
}

.tech-doc-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-ambient);
}

.tech-doc-icon {
  font-size: 2rem;
  color: var(--tertiary);
  flex-shrink: 0;
}

.tech-doc-title {
  display: block;
  font-weight: 700;
  color: var(--on-background);
}

.tech-doc-meta {
  display: block;
  font-family: var(--font-label);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--on-surface-variant);
  opacity: 0.85;
}

.related-products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.related-product-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.related-product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-ambient);
}

.related-product-card-img {
  height: 12rem;
  overflow: hidden;
  background: var(--surface-container-high);
}

.related-product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.related-product-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.related-product-cat {
  font-size: 0.625rem;
}

.related-product-card-body h4 {
  font-size: 1.125rem;
  margin: 0;
  transition: color 0.2s;
}

.related-product-card:hover .related-product-card-body h4 {
  color: var(--primary);
}

@media (max-width: 1024px) {
  .related-products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .related-products-grid {
    grid-template-columns: 1fr;
  }

  .product-hero-cta {
    width: 100%;
    min-width: 0;
  }

  .tech-docs-row {
    flex-direction: column;
    align-items: stretch;
  }

  .tech-doc-card {
    width: 100%;
  }
}

/* --- Map Placeholder --- */
.map-placeholder {
  width: 100%;
  height: 400px;
  background: var(--surface-container-high);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.map-info-card {
  background: var(--surface-container-lowest);
  padding: 1.5rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 20rem;
}

/* --- Branch Grid --- */
.branch-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(191,200,202,0.2);
}

.branch-item {
  background: var(--surface);
  padding: 3rem;
  transition: background 0.3s ease;
}

.branch-item:hover { background: var(--surface-container-low); }

.branch-item h4 { font-size: 1.5rem; margin-bottom: 1rem; }
.branch-item p { color: var(--on-surface-variant); margin-bottom: 1.5rem; }

/* --- Footer --- */
.footer {
  background: var(--on-surface);
  color: var(--on-primary);
  padding: 5rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--outline-variant);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.footer h4 {
  color: var(--on-primary);
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.75rem;
  margin-bottom: 1.5rem;
}

.footer-links li { margin-bottom: 0.75rem; }

.footer-links a {
  font-size: 0.9rem;
  color: var(--outline-variant);
  transition: all 0.3s ease;
  display: inline-block;
}

.footer-links a:hover {
  color: var(--on-primary);
  transform: translateX(4px);
}

.footer-contact p {
  color: var(--outline-variant);
  font-size: 0.9rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer-contact .material-symbols-outlined {
  color: var(--primary-container);
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 1.5rem var(--px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--outline-variant);
}

.footer-bottom-links {
  display: flex;
  gap: 2rem;
}

.footer-bottom-links a {
  color: var(--outline-variant);
  font-size: 0.8rem;
}

.footer-bottom-links a:hover { color: var(--on-primary); }

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--primary-container);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.footer-social a:hover { transform: scale(1.1); }

.footer-social .material-symbols-outlined { font-size: 1rem; }

/* --- Newsletter Input --- */
.newsletter-form {
  display: flex;
}

.newsletter-input {
  background: rgba(255,255,255,0.05);
  border: none;
  padding: 0.75rem 1rem;
  color: var(--on-primary);
  flex: 1;
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  outline: none;
}

.newsletter-input::placeholder { color: rgba(255,255,255,0.3); }

.newsletter-input:focus { box-shadow: 0 0 0 1px rgba(255,255,255,0.3); }

.newsletter-btn {
  background: var(--primary-container);
  color: var(--on-primary);
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  cursor: pointer;
  transition: background 0.3s ease;
}

.newsletter-btn:hover { background: var(--primary); }

/* --- Scroll to Top --- */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-ambient);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
  z-index: 900;
  cursor: pointer;
  border: none;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--primary-container);
  transform: translateY(-2px);
}

/* --- Utility --- */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }
.mb-4 { margin-bottom: 4rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.pt-2 { padding-top: 2rem; }

.w-full { width: 100%; }
.relative { position: relative; }
.overflow-hidden { overflow: hidden; }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.shadow-xl { box-shadow: var(--shadow-xl); }

.grayscale { filter: grayscale(100%); transition: filter 0.7s ease; }
.grayscale:hover { filter: grayscale(0); }

.opacity-hover { opacity: 0.4; transition: opacity 0.5s ease; }
.opacity-hover:hover { opacity: 1; }

/* Blueprint grid bg for teknik destek */
.blueprint-grid {
  background-size: 40px 40px;
  background-image: radial-gradient(circle, var(--outline-variant) 1px, transparent 1px);
}

/* --- Teknik Destek sayfası --- */
.support-hero {
  padding-top: 4rem;
  padding-bottom: 4rem;
  background-color: var(--surface-container-low);
}

.support-hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.support-hero-copy h1 {
  margin: 1rem 0 1.25rem;
  font-size: clamp(2rem, 4.5vw, 3.25rem);
}

.support-hero-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--on-surface-variant);
  margin-bottom: 2rem;
  max-width: 36rem;
}

.support-hero-media {
  position: relative;
}

.support-hero-img {
  width: 100%;
  height: auto;
  max-height: 28rem;
  object-fit: cover;
}

.support-docs-header {
  margin-bottom: 2rem;
  max-width: 42rem;
}

.support-docs-header h2 {
  margin-top: 0.75rem;
  margin-bottom: 1rem;
}

.support-docs-intro {
  font-size: 1.0625rem;
  line-height: 1.65;
}

.support-doc-search-wrap {
  position: relative;
  max-width: 28rem;
  margin-bottom: 2.5rem;
}

.support-doc-search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--outline);
  font-size: 1.35rem;
  pointer-events: none;
}

.support-doc-search-input {
  width: 100%;
  padding: 1rem 1rem 1rem 3.25rem;
  border: none;
  border-radius: var(--radius-lg);
  background: var(--surface-container-highest);
  color: var(--on-surface);
  font-size: 1rem;
  transition: box-shadow 0.2s, background 0.2s;
}

.support-doc-search-input:focus {
  outline: none;
  background: var(--surface-container-lowest);
  box-shadow: 0 0 0 2px var(--surface-tint);
}

.support-docs-grid {
  align-items: stretch;
}

.support-card-icon {
  display: block;
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1.25rem;
}

.support-card h3 {
  margin-bottom: 0.75rem;
}

.support-card--msds {
  border-top: 4px solid var(--tertiary);
}

.support-doc-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.support-doc-list li {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--surface-container-high);
}

.support-doc-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.support-doc-name {
  font-weight: 600;
  color: var(--on-surface);
  font-size: 0.9375rem;
}

.support-doc-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-label);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  width: fit-content;
}

.support-doc-link:hover {
  color: var(--primary-container);
}

.support-doc-link .material-symbols-outlined {
  font-size: 1rem;
}

.support-doc-notice {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-top: 1.5rem;
  padding: 1.25rem 1.25rem 1.25rem 1.5rem;
  border-left: 4px solid var(--primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--surface-container-low);
}

.support-doc-notice-icon {
  color: var(--primary);
  font-size: 1.75rem;
  flex-shrink: 0;
}

.support-doc-notice strong {
  display: block;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
  color: var(--primary);
  font-family: var(--font-label);
}

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

.video-thumb-wrap {
  position: relative;
  aspect-ratio: 16 / 10;
  background: var(--surface-container-high);
}

.video-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(58, 58, 58, 0.35);
  color: var(--on-primary);
  transition: background 0.3s ease, transform 0.3s ease;
}

.video-play-btn .material-symbols-outlined {
  font-size: 4.5rem;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.35));
}

.video-play-btn:hover {
  background: rgba(58, 58, 58, 0.5);
}

.masterclass-copy h2 {
  margin: 0.75rem 0 1rem;
}

.masterclass-lead {
  font-size: 1.0625rem;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.masterclass-checklist {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.masterclass-checklist li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.masterclass-checklist h4 {
  font-size: 1.125rem;
  margin-bottom: 0.35rem;
}

.masterclass-check-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.125rem;
}

.masterclass-check-icon .material-symbols-outlined {
  color: var(--on-primary);
  font-size: 1.25rem;
}

.expert-split {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3.5rem;
  align-items: start;
}

.expert-aside h2 {
  margin-bottom: 1rem;
}

.expert-lead {
  font-size: 1.0625rem;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.expert-phone-card {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.75rem;
  border-radius: var(--radius-xl);
  background: var(--surface-container-low);
  box-shadow: var(--shadow-card);
}

.expert-phone-icon {
  font-size: 2.25rem;
  color: var(--primary);
  flex-shrink: 0;
}

.expert-phone-label {
  font-family: var(--font-label);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--outline);
  display: block;
  margin-bottom: 0.35rem;
}

.expert-phone-number {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--primary);
  display: block;
}

.expert-phone-number:hover {
  color: var(--primary-container);
}

.expert-phone-note {
  margin-top: 0.5rem;
  font-size: 0.875rem;
}

.expert-form-card {
  margin-top: 0;
}

.expert-form .w-full {
  width: 100%;
  justify-content: center;
}

.support-final-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-container) 100%);
  color: var(--on-primary);
  padding: 5rem 0;
}

.support-final-cta-title {
  color: var(--on-primary);
  margin-bottom: 1rem;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
}

.support-final-cta-text {
  color: rgba(255, 255, 255, 0.88);
  font-size: 1.125rem;
  line-height: 1.7;
  max-width: 40rem;
  margin: 0 auto 2rem;
}

@media (max-width: 1024px) {
  .support-hero-split,
  .masterclass-split,
  .expert-split {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .support-hero-media {
    order: -1;
  }

  .support-hero-img {
    max-height: 20rem;
  }
}

/* --- Ürün Grupları sayfası --- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page-hero-bg-overlay--teal {
  background: linear-gradient(
    120deg,
    var(--primary) 0%,
    rgba(58, 58, 58, 0.92) 38%,
    rgba(77, 77, 77, 0.5) 72%,
    transparent 100%
  );
}

.page-hero .label { display: block; margin-bottom: 1rem; }

.category-layout {
  display: grid;
  grid-template-columns: 17.5rem 1fr;
  gap: 4rem;
  align-items: start;
}

.category-sidebar {
  position: sticky;
  top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.category-sidebar-title {
  font-family: var(--font-label);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  color: var(--outline);
  margin-bottom: 1.25rem;
}

.category-filter-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.category-filter-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-lg);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--on-surface-variant);
  background: transparent;
  text-align: left;
  transition: background 0.25s ease, color 0.25s ease;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.category-filter-btn:hover {
  background: var(--surface-container-low);
  color: var(--on-surface);
}

.category-filter-btn.active {
  background: var(--surface-container-high);
  color: var(--primary);
}

.category-filter-btn .count {
  font-size: 0.6875rem;
  opacity: 0.5;
  font-weight: 600;
}

.category-search-wrap {
  position: relative;
}

.category-search-input {
  width: 100%;
  padding: 0.75rem 2.75rem 0.75rem 1rem;
  border: none;
  border-radius: var(--radius-lg);
  background: var(--surface-container-highest);
  color: var(--on-surface);
  transition: box-shadow 0.2s, background 0.2s;
}

.category-search-input:focus {
  outline: none;
  background: var(--surface-container-lowest);
  box-shadow: 0 0 0 2px var(--surface-tint);
}

.category-search-wrap .material-symbols-outlined {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--outline);
  font-size: 1.25rem;
  pointer-events: none;
}

.sidebar-teknik-card {
  padding: 1.5rem;
  border-radius: var(--radius-xl);
  background: var(--tertiary-container);
  color: var(--on-tertiary);
}

.sidebar-teknik-card .material-symbols-outlined {
  display: block;
  font-size: 2rem;
  margin-bottom: 1rem;
}

.sidebar-teknik-card h4 {
  color: var(--on-tertiary);
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.sidebar-teknik-card p {
  font-size: 0.875rem;
  opacity: 0.85;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.sidebar-teknik-card a {
  font-family: var(--font-label);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: underline;
  text-underline-offset: 6px;
  color: inherit;
}

.categories-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.img-card--tall {
  min-height: 22rem;
  aspect-ratio: 1;
}

.img-card--wide {
  grid-column: 1 / -1;
}

.img-card-badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 0.25rem;
  height: 3rem;
  background: var(--primary);
  border-radius: 2px;
  z-index: 2;
}

.img-card-eyebrow {
  font-family: var(--font-label);
  font-size: 0.625rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.7);
  display: block;
  margin-bottom: 0.5rem;
}

.img-card-content--rich {
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
}

.img-card-content--rich h3 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 0.5rem;
}

.img-card-content--rich > p {
  margin-bottom: 0;
}

.img-card-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.btn-card-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--surface-container-lowest);
  color: var(--primary);
  font-weight: 700;
  border-radius: var(--radius-lg);
  border: none;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9375rem;
  transition: transform 0.2s ease;
}

.btn-card-primary:hover {
  transform: scale(1.02);
}

.link-filizjet {
  font-family: var(--font-label);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.95);
  text-align: center;
  text-decoration: underline;
  text-underline-offset: 8px;
}

.link-filizjet:hover {
  color: #fff;
}

.category-split-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 24rem;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--surface-container-lowest);
  box-shadow: var(--shadow-card);
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.category-split-card:hover {
  transform: scale(1.01);
  box-shadow: var(--shadow-xl);
}

.category-split-text {
  background: var(--primary);
  color: var(--on-primary);
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.category-split-text::before {
  content: '';
  position: absolute;
  bottom: -5rem;
  left: -5rem;
  width: 16rem;
  height: 16rem;
  background: var(--primary-container);
  border-radius: 50%;
  opacity: 0.2;
}

.category-split-text > * {
  position: relative;
  z-index: 1;
}

.category-split-text .label {
  margin-bottom: 0.75rem;
}

.category-split-text h3 {
  color: var(--on-primary);
  font-size: clamp(1.75rem, 4vw, 3rem);
  margin-bottom: 1rem;
  line-height: 1.1;
}

.category-split-lead {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  line-height: 1.65;
  margin-bottom: 1.75rem;
  max-width: 28rem;
}

.category-split-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.category-split-img {
  position: relative;
  min-height: 20rem;
}

.category-split-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 20rem;
  filter: grayscale(100%);
  transition: filter 1s ease, transform 0.7s ease;
}

.category-split-card:hover .category-split-img img {
  filter: grayscale(0);
  transform: scale(1.05);
}

.product-shop-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

.product-shop-label {
  display: block;
  margin-bottom: 1rem;
}

.product-shop-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.product-shop-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-shop-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-ambient);
}

.product-shop-card-img {
  aspect-ratio: 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--surface-container-low);
  margin-bottom: 1.5rem;
  position: relative;
}

.product-shop-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-shop-card:hover .product-shop-card-img img {
  transform: scale(1.05);
}

.product-badge-new {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-family: var(--font-label);
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background: var(--tertiary);
  color: var(--on-tertiary);
}

.product-shop-card h4 {
  font-size: 1.125rem;
  margin-bottom: 0.25rem;
  transition: color 0.2s;
}

.product-shop-card:hover h4 {
  color: var(--primary);
}

.product-shop-card-desc {
  font-size: 0.875rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.product-shop-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.product-shop-price {
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.product-shop-cart {
  padding: 0.75rem;
  border-radius: var(--radius-lg);
  background: var(--surface-container-high);
  color: var(--on-surface);
  transition: background 0.2s, color 0.2s;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-shop-card:hover .product-shop-cart {
  background: var(--primary);
  color: var(--on-primary);
}

.category-card-hidden {
  display: none !important;
}

.ref-card-hidden {
  display: none !important;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* --- Markalar sayfası --- */
.bento-brands {
  min-height: auto;
  align-items: stretch;
}

.bento-brands .brand-card {
  min-height: 280px;
  display: flex;
  flex-direction: column;
}

.brand-title-primary {
  color: var(--primary);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.brand-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.brand-tag {
  font-family: var(--font-label);
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--surface-container-high);
  color: var(--primary-container);
}

.brand-detail-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: auto;
  font-family: var(--font-label);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--tertiary);
  border-bottom: 2px solid var(--tertiary);
  padding-bottom: 0.25rem;
  width: fit-content;
  transition: gap 0.25s ease, color 0.25s ease;
}

.brand-detail-link:hover {
  gap: 0.75rem;
  color: var(--tertiary-container);
  border-bottom-color: var(--tertiary-container);
}

.brand-detail-link .material-symbols-outlined {
  font-size: 1.125rem;
}

.brand-card-surface-low {
  background: var(--surface-container-low);
}

.brand-card-icon {
  font-size: 3rem;
  color: var(--primary);
  margin-bottom: 1.25rem;
  display: block;
}

.brand-card-dark .brand-card-icon-light {
  font-size: 3rem;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: 1.25rem;
  display: block;
}

.brand-card-lojistik {
  flex-direction: row;
  align-items: center;
  gap: 2.5rem;
}

.brand-lojistik-media {
  flex-shrink: 0;
}

.brand-lojistik-img {
  width: 10rem;
  height: 10rem;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: var(--shadow-xl);
}

.brand-lojistik-text {
  flex: 1;
  min-width: 0;
}

.brand-lojistik-text h3 {
  margin-bottom: 0.75rem;
}

.partnership-cta-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: var(--shadow-card);
  max-width: 42rem;
}

.partnership-cta-card h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.brand-catalog-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
}

.brand-catalog-item {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1rem;
  text-align: center;
  font-family: var(--font-label);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--on-surface);
  box-shadow: var(--shadow-card);
  transition: transform 0.25s ease, box-shadow 0.25s ease, color 0.25s ease;
}

.brand-catalog-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-ambient);
  color: var(--tertiary);
}

.btn-tertiary {
  background: var(--surface-container-lowest);
  color: var(--tertiary);
  border: 2px solid var(--tertiary);
  font-family: var(--font-label);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.875rem 1.5rem;
}

.btn-tertiary:hover {
  background: var(--tertiary);
  color: var(--on-tertiary);
  transform: scale(1.02);
  box-shadow: var(--shadow-ambient);
}

.brands-section-lead,
.partners-section-lead {
  max-width: 40rem;
  font-size: 1.0625rem;
}

@media (min-width: 769px) {
  .img-card--tall {
    aspect-ratio: 4 / 5;
  }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  :root { --px: 2rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-12 { grid-template-columns: 1fr; }
  .col-span-4, .col-span-5, .col-span-7, .col-span-8 { grid-column: span 1; }
  .bento-grid { grid-template-columns: repeat(2, 1fr); min-height: auto; }
  .bento-grid .img-card { min-height: 240px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .about-split { grid-template-columns: 1fr; }
  .apps-special-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto auto;
    min-height: auto;
  }
  .apps-special-img--tall {
    grid-row: span 1;
    grid-column: span 2;
    min-height: 14rem;
  }
  .apps-area-text--end,
  .apps-area-text--end h2,
  .apps-area-text--end p {
    text-align: left;
  }
  .apps-area-accent--end {
    margin-left: 0;
  }
  .apps-checklist--end {
    align-items: flex-start;
  }
  .apps-checklist--end li {
    flex-direction: row;
    text-align: left;
  }
  .product-hero-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .brand-catalog-grid { grid-template-columns: repeat(3, 1fr); }
  .branch-grid { grid-template-columns: 1fr; }
  .category-layout { grid-template-columns: 1fr; gap: 3rem; }
  .category-sidebar { position: static; }
  .product-shop-grid { grid-template-columns: repeat(2, 1fr); }

  .brand-card-lojistik {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }

  .brand-lojistik-img {
    width: 8rem;
    height: 8rem;
  }
}

@media (max-width: 768px) {
  :root { --px: 1.25rem; }

  .nav, .header-cta { display: none; }
  .mobile-toggle { display: flex; }
  .mobile-nav { display: block; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .bento-grid { grid-template-columns: 1fr; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }

  .section { padding: 4rem 0; }
  .section-lg { padding: 5rem 0; }

  .hero { min-height: 60vh; }
  .page-hero { min-height: 350px; padding: 3rem 0; }

  .btn-group { flex-direction: column; }
  .btn-group .btn { width: 100%; }

  .form-row { grid-template-columns: 1fr; }

  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  .footer-bottom-links { flex-wrap: wrap; justify-content: center; gap: 1rem; }

  .product-features-grid { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
  .product-img-wrapper img { height: 350px; }
  .categories-cards-grid { grid-template-columns: 1fr; }
  .category-split-card { grid-template-columns: 1fr; }
  .category-split-img { min-height: 16rem; }
  .category-split-img img { min-height: 16rem; }
  .apps-special-grid {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }
  .apps-special-img--tall {
    grid-column: span 1;
    min-height: 12rem;
  }
  .apps-page-hero {
    flex-direction: column;
    align-items: flex-start;
  }
  .product-shop-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .trust-grid { grid-template-columns: 1fr; }
  .brand-catalog-grid { grid-template-columns: repeat(2, 1fr); }
  .product-features-grid { grid-template-columns: 1fr 1fr 1fr; }
}

/* --- S.S.S. (sss.html) --- */
section#sss-urun,
section#sss-renk,
section#sss-filizjet {
  scroll-margin-top: 5.5rem;
}

.faq-page-hero {
  position: relative;
  overflow: hidden;
  padding-top: 7rem;
  padding-bottom: 6rem;
}

.faq-page-hero-deco {
  position: absolute;
  right: -8%;
  top: -10%;
  width: 52%;
  max-width: 560px;
  height: 140%;
  background: linear-gradient(
    160deg,
    var(--primary-container) 0%,
    var(--surface-tint) 45%,
    transparent 100%
  );
  opacity: 0.22;
  transform: skewX(-12deg);
  pointer-events: none;
  border-radius: var(--radius-2xl);
}

.faq-page-hero-lead {
  max-width: 42rem;
  font-size: 1.125rem;
}

.faq-scroll-target {
  scroll-margin-top: 6rem;
  height: 0;
  overflow: hidden;
  pointer-events: none;
}

.faq-quick-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-card);
  transition: background 0.35s ease, color 0.35s ease, transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid transparent;
}

.faq-quick-card:hover {
  background: var(--primary);
  color: var(--on-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-ambient);
}

.faq-quick-card:hover h3,
.faq-quick-card:hover p {
  color: inherit;
}

.faq-quick-card:hover .faq-quick-card-icon {
  background: rgba(255, 255, 255, 0.15);
  color: var(--on-primary);
}

.faq-quick-card-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-container-high);
  color: var(--primary);
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
  transition: background 0.35s ease, color 0.35s ease;
}

.faq-quick-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.faq-quick-card p {
  font-size: 0.95rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
  margin: 0;
}

.faq-quick-card--top-tertiary {
  border-top: 4px solid var(--tertiary);
}

.faq-quick-card--filizjet {
  background: var(--primary);
  color: var(--on-primary);
  cursor: default;
}

.faq-quick-card--filizjet:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-ambient);
}

.faq-quick-card--filizjet h3,
.faq-quick-card--filizjet p {
  color: rgba(255, 255, 255, 0.92);
}

.faq-quick-card--filizjet .faq-quick-card-icon {
  background: rgba(255, 255, 255, 0.12);
  color: var(--on-primary);
}

.faq-details-group--tertiary details summary {
  color: var(--tertiary);
}

.faq-details-group--tertiary details .details-body {
  border-left-color: var(--tertiary);
}

.faq-jet-band {
  position: relative;
  background: var(--primary-container);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  color: var(--on-primary);
  padding: clamp(2rem, 5vw, 4rem);
  text-align: left;
}

.faq-jet-band .cta-band-glow {
  opacity: 0.25;
}

.faq-jet-split {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}

.faq-jet-copy h2 {
  color: var(--on-primary);
  margin-bottom: 1rem;
}

.faq-jet-intro {
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.05rem;
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 36rem;
}

.faq-jet-qa {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-jet-q {
  font-family: var(--font-headline);
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--on-primary);
  margin: 0;
  letter-spacing: -0.02em;
}

.faq-jet-a {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.65;
  font-size: 0.98rem;
}

.faq-jet-visual {
  position: relative;
  border-radius: var(--radius-2xl);
}

.faq-jet-img-frame {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.12);
  border-radius: var(--radius-2xl);
  transform: rotate(-4deg) scale(1.02);
  transition: transform 0.55s ease;
  z-index: 0;
}

.faq-jet-visual:hover .faq-jet-img-frame {
  transform: rotate(0deg) scale(1);
}

.faq-jet-visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: min(22rem, 50vw);
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  transform: rotate(-4deg);
  transition: transform 0.55s ease;
}

.faq-jet-visual:hover img {
  transform: rotate(0deg);
}

.faq-more-cta {
  border-top: 4px solid var(--primary);
}

.faq-contact-card {
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.faq-contact-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-ambient);
}

.faq-contact-card h3 {
  font-size: 1rem;
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--on-surface-variant);
}

.faq-contact-card-icon {
  font-size: 2.5rem;
  color: var(--primary);
  display: block;
  margin: 0 auto 1rem;
}

.faq-contact-card-link {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
}

.faq-contact-card-link:hover {
  text-decoration: underline;
}

.faq-contact-card--phone {
  background: var(--primary);
  color: var(--on-primary);
}

.faq-contact-card--phone h3 {
  color: rgba(255, 255, 255, 0.75);
}

.faq-contact-card--phone .faq-contact-card-icon {
  color: var(--on-primary);
}

.faq-contact-card--phone .faq-contact-card-link {
  color: var(--on-primary);
}

@media (max-width: 768px) {
  .faq-jet-split {
    grid-template-columns: 1fr;
  }

  .faq-jet-visual img {
    height: 18rem;
  }
}

/* --- Faaliyet Alanları (Activity Logos Grid) --- */
.activity-section {
  background: var(--surface-container-low);
  padding: 4rem 0;
}

.activity-section .section-title {
  font-family: var(--font-headline);
  font-size: clamp(1.4rem, 2.5vw, 1.75rem);
  font-weight: 800;
  color: var(--on-surface);
  letter-spacing: -0.02em;
}

.activity-logos-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2rem;
  align-items: center;
}

.activity-logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: var(--surface-container-lowest);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.activity-logo-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-ambient);
}

.activity-logo-item img {
  max-width: 100%;
  max-height: 60px;
  object-fit: contain;
  filter: grayscale(40%);
  opacity: 0.85;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.activity-logo-item:hover img {
  filter: grayscale(0%);
  opacity: 1;
}

@media (max-width: 1024px) {
  .activity-logos-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  .activity-logos-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }

  .activity-logo-item {
    padding: 1rem;
  }

  .activity-logo-item img {
    max-height: 45px;
  }
}

/* --- İç Cephe Renkleri --- */
.color-explorer h2 {
  margin-bottom: 0.75rem;
}

.color-selected-label {
  color: var(--on-surface-variant);
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.color-filters-splide {
  margin-bottom: 2rem;
  padding: 0.75rem 0 0.25rem;
  overflow: visible;
}

.color-filters-splide .splide__track {
  overflow: visible;
}

.color-filters-splide .splide__list {
  overflow: visible;
}

.color-filter-list {
  display: flex;
  align-items: flex-start;
}

.color-filter-list .splide__slide {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 80px !important;
  padding: 0.5rem 0;
}

.color-filter-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  box-shadow: 0 3px 4px 2px rgba(0, 0, 0, 0.12);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

.color-filter-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 8px 2px rgba(0, 0, 0, 0.15);
}

.color-filter-btn.is-checked {
  outline: 3px solid var(--tertiary);
  outline-offset: 3px;
}

.color-filter-btn.is-checked:hover {
  transform: none;
}

.color-filter-btn.cat-sale {
  background: #fff;
}

.color-filter-btn.cat-kahverengi { background: #561f19; }
.color-filter-btn.cat-kirmizi { background: #e74c3c; }
.color-filter-btn.cat-turuncu { background: #e67e22; }
.color-filter-btn.cat-sari { background: #f1c40f; }
.color-filter-btn.cat-pembe { background: #fecdc6; }
.color-filter-btn.cat-yesil { background: #2ccc71; }
.color-filter-btn.cat-mavi { background: #3498db; }
.color-filter-btn.cat-mor { background: #9b59b6; }
.color-filter-btn.cat-gri { background: #bdc3c7; }
.color-filter-btn.cat-bej { background: #c8bdaa; }
.color-filter-btn.cat-beyaz { background: #ffffff; border: 1px solid #e0e0e0; }

.color-filter-icon {
  font-size: 1.75rem;
  color: var(--on-surface);
}

.color-filter-check {
  display: none;
  font-size: 1.75rem;
  color: #dfdfdf;
}

.color-filter-btn.is-checked .color-filter-check {
  display: block;
}

.color-filter-btn.is-checked .color-filter-icon {
  display: none;
}

.color-filter-label {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.6875rem;
  text-align: center;
  width: 80px;
  line-height: 1.3;
  color: var(--on-surface-variant);
}

.color-subsection-header {
  margin-bottom: 1rem;
}

.color-subsection-header h3 {
  margin-bottom: 0.25rem;
}

.color-divider {
  border: none;
  border-top: 1px solid var(--outline-variant);
  margin: 1rem 0 2rem;
}

.color-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 2rem 1rem;
  min-height: 320px;
}

.color-swatch-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.color-swatch-item.is-hidden {
  display: none;
}

.color-swatch-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  box-shadow: 0 3px 4px 2px rgba(0, 0, 0, 0.12);
  text-decoration: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.color-swatch-link:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 10px 2px rgba(0, 0, 0, 0.18);
}

.color-swatch-name {
  margin-top: 0.75rem;
  font-size: 0.625rem;
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--on-surface);
  line-height: 1.3;
  max-width: 90px;
}

.color-disclaimer {
  margin-top: 2rem;
  font-size: 0.8125rem;
  color: var(--on-surface-variant);
  font-style: italic;
}

@media (max-width: 1024px) {
  .color-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 768px) {
  .color-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem 0.75rem;
  }

  .color-filter-btn,
  .color-swatch-link {
    width: 64px;
    height: 64px;
  }

  .color-filter-list .splide__slide,
  .color-filter-label {
    width: 64px !important;
  }
}

@media (max-width: 480px) {
  .color-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .color-filter-btn,
  .color-swatch-link {
    width: 56px;
    height: 56px;
  }

  .color-filter-list .splide__slide,
  .color-filter-label {
    width: 56px !important;
  }
}

/* --- Renk satın alma popup --- */
.color-shop-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.color-shop-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.color-shop-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  border: none;
  cursor: pointer;
}

.color-shop-modal-dialog {
  position: relative;
  width: min(720px, 100%);
  max-height: min(90vh, 800px);
  overflow-y: auto;
  background: var(--surface);
  border-radius: 1rem;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.2);
  padding: 1.5rem;
}

.color-shop-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.color-shop-modal-title {
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.color-shop-modal-subtitle {
  color: var(--on-surface-variant);
  font-size: 0.9rem;
}

.color-shop-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: none;
  border-radius: 50%;
  background: var(--surface-container);
  cursor: pointer;
  flex-shrink: 0;
}

.color-shop-modal-close:hover {
  background: var(--surface-container-high);
}

.color-shop-selected {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  margin-bottom: 1.25rem;
  background: var(--surface-container-low);
  border-radius: 0.75rem;
}

.color-shop-selected-swatch {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
}

.color-shop-selected-name {
  font-weight: 700;
  font-size: 1rem;
}

.color-shop-selected-hint {
  font-size: 0.8125rem;
  color: var(--on-surface-variant);
  margin-top: 0.15rem;
}

.color-shop-products {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.color-shop-product {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--outline-variant);
  border-radius: 0.75rem;
  overflow: hidden;
  background: #fff;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.color-shop-product:hover {
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  transform: translateY(-2px);
}

.color-shop-product-image {
  aspect-ratio: 1;
  background: var(--surface-container-low);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.color-shop-product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.75rem;
}

.color-shop-product-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.5rem;
}

.color-shop-product-name {
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.35;
  flex: 1;
  color: var(--on-surface);
}

.color-shop-product-prices {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
}

.color-shop-product-price {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--on-surface);
}

.color-shop-product-original {
  font-size: 0.8125rem;
  color: var(--outline);
  text-decoration: line-through;
}

.color-shop-product-discount {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--on-tertiary);
  background: var(--tertiary);
  padding: 0.15rem 0.4rem;
  border-radius: 0.25rem;
}

.color-shop-product-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin-top: 0.25rem;
  padding: 0.625rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0.5rem;
  background: var(--primary);
  color: var(--on-primary);
  transition: opacity 0.2s ease;
}

.color-shop-product-cta:hover {
  opacity: 0.9;
}

.color-shop-loading {
  grid-column: 1 / -1;
  text-align: center;
  padding: 2rem;
  color: var(--on-surface-variant);
}

.color-shop-loading .material-symbols-outlined {
  animation: color-shop-spin 1s linear infinite;
  display: block;
  margin: 0 auto 0.5rem;
  font-size: 2rem;
}

@keyframes color-shop-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 640px) {
  .color-shop-products {
    grid-template-columns: 1fr;
  }

  .color-shop-modal-dialog {
    padding: 1rem;
  }
}