/* ==========================================================================
   PLİSE PERDE VE SİNEKLİK SİSTEMLERİ - MİMARİ & KURUMSAL STİL DOSYASI
   Renk Paleti:
   - Zemin: #F7F5F0 (Kırık Beyaz / Sıcak Taş)
   - Ana Renk: #263F35 (Koyu Yeşil / Orman Yeşili)
   - Metin: #252525 (Antrasit)
   - Yardımcı Renkler: #EAE6DF (Doğal Bej), #ECE8E1 (Taş Beji), #6E6E6E (Sıcak Gri)
   - Çizgiler: #E2DDD5
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,500;0,600;0,700;1,400&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  --bg-main: #F7F5F0;
  --bg-card: #FFFFFF;
  --bg-stone: #EFECE6;
  --bg-muted: #EAE6DF;
  
  --primary: #263F35;
  --primary-hover: #1b2e26;
  --primary-light: rgba(38, 63, 53, 0.08);
  
  --text-main: #252525;
  --text-muted: #646464;
  --text-light: #8A8883;
  
  --border-color: #E2DDD5;
  --border-dark: #C9C3B8;
  
  --font-serif: 'Cormorant Garamond', Georgia, "Times New Roman", serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --container-max: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Tipografi */
h1, h2, h3, h4, .serif-font {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.4rem, 4vw, 3.8rem); font-weight: 600; }
h2 { font-size: clamp(1.8rem, 3vw, 2.75rem); }
h3 { font-size: clamp(1.35rem, 2vw, 1.85rem); }
h4 { font-size: 1.2rem; }

p {
  margin-bottom: 1.25rem;
  color: #383838;
}

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

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

a:hover {
  color: var(--primary-hover);
}

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

/* Erişilebilirlik ve Odak Göstergesi */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
}

.skip-to-content {
  position: absolute;
  top: -100px;
  left: 20px;
  background: var(--primary);
  color: #fff;
  padding: 10px 16px;
  z-index: 9999;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: top var(--transition-fast);
}

.skip-to-content:focus {
  top: 20px;
}

/* Konteyner */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.container-narrow {
  max-width: 840px;
}

/* Bölüm Boşlukları */
.section {
  padding-top: clamp(3.5rem, 6vw, 6rem);
  padding-bottom: clamp(3.5rem, 6vw, 6rem);
  border-bottom: 1px solid var(--border-color);
}

.section-tight {
  padding-top: clamp(2.5rem, 4vw, 4rem);
  padding-bottom: clamp(2.5rem, 4vw, 4rem);
}

/* Üst Kicker ve Bölüm Başlığı */
.kicker {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 0.75rem;
  position: relative;
}

.kicker-rule::before {
  content: "";
  display: block;
  width: 28px;
  height: 1px;
  background-color: var(--primary);
  margin-bottom: 0.6rem;
}

.section-header {
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.section-header-flex {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.section-title {
  margin-bottom: 0.5rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
}

/* Düğmeler */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: #FFFFFF;
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-main);
  border-color: var(--border-dark);
}

.btn-secondary:hover {
  background-color: var(--bg-stone);
  color: var(--text-main);
  border-color: var(--primary);
}

.btn-sm {
  padding: 0.55rem 1.1rem;
  font-size: 0.85rem;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-main);
}

.link-arrow svg {
  transition: transform var(--transition-fast);
}

.link-arrow:hover svg {
  transform: translateX(4px);
}

/* Üst Başlık (Header / Navbar) */
.site-header {
  background-color: var(--bg-main);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: background-color var(--transition-fast);
}

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

.brand {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-main);
  line-height: 1.1;
  text-transform: uppercase;
}

.brand-subtitle {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.site-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-main);
  position: relative;
  padding: 0.3rem 0;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background-color: var(--primary);
  transition: width var(--transition-fast);
}

.site-nav a:hover::after,
.site-nav a.active::after {
  width: 100%;
}

.site-nav a.active {
  color: var(--primary);
  font-weight: 600;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--text-main);
}

/* Mobil Çekmece Menü */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 380px;
  height: 100vh;
  background-color: var(--bg-main);
  border-left: 1px solid var(--border-color);
  z-index: 1100;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.08);
  transition: right var(--transition-normal);
  overflow-y: auto;
}

.mobile-drawer.open {
  right: 0;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.drawer-close {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-main);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.mobile-nav-links a {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text-main);
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(2px);
  z-index: 1050;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.drawer-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* HERO ALANI (Mockup Referansına Birebir Uygun) */
.hero-section {
  padding-top: clamp(2.5rem, 5vw, 4.5rem);
  padding-bottom: clamp(2.5rem, 5vw, 4.5rem);
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero-content {
  padding-right: 1rem;
}

.hero-title {
  margin-bottom: 1.25rem;
}

.hero-description {
  font-size: clamp(1.05rem, 1.3vw, 1.2rem);
  color: #4a4a4a;
  margin-bottom: 2rem;
  max-width: 520px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
  background-color: var(--bg-stone);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 3 KISA UZMANLIK ALANI BANDI */
.features-band {
  background-color: var(--bg-main);
  border-bottom: 1px solid var(--border-color);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  divide-x: 1px solid var(--border-color);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  padding: 2.2rem 1.8rem;
  border-right: 1px solid var(--border-color);
}

.feature-item:last-child {
  border-right: none;
}

.feature-icon-wrapper {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background-color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
}

.feature-text h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.feature-text p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 0;
}

/* İKİ ANA KATEGORİ KARTI (Hangi Sistem Sizin İçin Uygun?) */
.category-duo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.system-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.system-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.system-card-image {
  width: 100%;
  height: 240px;
  object-fit: cover;
  background-color: var(--bg-stone);
}

.system-card-body {
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.system-card-title {
  font-size: 1.6rem;
  margin-bottom: 0.6rem;
}

.system-card-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

/* KALİTE DETAYLARI BÖLÜMÜ (İyi Bir Uygulama Detaylarda Belli Olur) */
.craft-pillars-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.craft-pillar {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  padding: 1.8rem 1.5rem;
  border-radius: var(--radius-sm);
  position: relative;
}

.craft-number {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.8rem;
  display: block;
}

.craft-pillar h3 {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
}

.craft-pillar p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 0;
}

/* REHBER KARTLARI (Seçmeden Önce Bilmeniz Gerekenler) */
.guides-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.guide-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition-fast);
}

.guide-card:hover {
  border-color: var(--primary);
}

.guide-card-thumb {
  height: 170px;
  width: 100%;
  object-fit: cover;
  background-color: var(--bg-stone);
}

.guide-card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.guide-meta {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.guide-card-title {
  font-size: 1.3rem;
  margin-bottom: 0.6rem;
  line-height: 1.3;
}

.guide-card-summary {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1.2rem;
  flex-grow: 1;
}

/* UYGULAMA FİLTRE VE GALERİSİ */
.filter-tabs {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.filter-btn {
  background-color: transparent;
  border: 1px solid var(--border-color);
  padding: 0.55rem 1.2rem;
  font-size: 0.9rem;
  font-weight: 500;
  font-family: var(--font-sans);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--primary);
  background-color: var(--bg-stone);
}

.filter-btn.active {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}

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

.application-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.application-card-image {
  height: 260px;
  width: 100%;
  object-fit: cover;
  background-color: var(--bg-stone);
}

.application-card-body {
  padding: 1.8rem;
}

.application-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 0.4rem;
}

.application-spec-box {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  margin: 1.2rem 0;
  font-size: 0.88rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  padding: 0.35rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.spec-row:last-child {
  border-bottom: none;
}

.spec-label {
  color: var(--text-muted);
}

.spec-val {
  font-weight: 600;
  color: var(--text-main);
}

/* SSS (FAQ ACCORDION) */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: var(--primary);
}

.faq-question {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
}

.faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
  max-height: 350px;
  padding-bottom: 1.4rem;
}

.faq-answer p {
  color: #444;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* TABLOLAR (RESPONSIVE KARŞILAŞTIRMA) */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.8rem 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: #FFFFFF;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.data-table th, .data-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  background-color: var(--bg-stone);
  font-weight: 600;
  color: var(--primary);
  white-space: nowrap;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover td {
  background-color: rgba(38, 63, 53, 0.02);
}

/* UYARI VE VURGU KUTULARI */
.warning-callout {
  background-color: #FFFDF9;
  border-left: 3px solid #C89D42;
  border-top: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 1.2rem 1.4rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.5rem 0;
  font-size: 0.92rem;
}

.info-callout {
  background-color: #F6F9F7;
  border-left: 3px solid var(--primary);
  border-top: 1px solid var(--border-color);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 1.2rem 1.4rem;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 1.5rem 0;
  font-size: 0.92rem;
}

/* REHBER DETAY SAYFASI */
.article-header {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 2.5rem;
}

.article-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  margin: 0.75rem 0 1.2rem;
  line-height: 1.2;
}

.article-meta-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.article-body {
  font-size: 1.05rem;
  line-height: 1.75;
  color: #2c2c2c;
}

.article-body h2 {
  font-size: 1.85rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

.article-body h3 {
  font-size: 1.4rem;
  margin-top: 2rem;
  margin-bottom: 0.8rem;
}

.article-body ul, .article-body ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.article-body li {
  margin-bottom: 0.5rem;
}

.article-body .lead {
  font-size: 1.2rem;
  line-height: 1.6;
  color: var(--text-main);
  margin-bottom: 1.8rem;
}

/* BREADCRUMB */
.breadcrumb-nav {
  padding: 1rem 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  flex-wrap: wrap;
}

.breadcrumb-separator {
  color: var(--text-light);
}

/* SADE İLETİŞİM ALANI & CTA */
.cta-box {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  padding: clamp(2.5rem, 5vw, 4rem);
  border-radius: var(--radius-sm);
  text-align: center;
}

.cta-box h2 {
  margin-bottom: 1rem;
}

.cta-box p {
  max-width: 620px;
  margin: 0 auto 2rem;
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* ALT BİLGİ (FOOTER) */
.site-footer {
  background-color: #ECE8E1;
  border-top: 1px solid var(--border-color);
  padding-top: 4rem;
  padding-bottom: 2.5rem;
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-col h4 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 1.2rem;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: #4a4a4a;
}

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

.footer-contact-item {
  margin-bottom: 0.8rem;
  line-height: 1.5;
  color: #4a4a4a;
}

.footer-contact-item strong {
  color: var(--text-main);
  display: block;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.2rem;
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* SABİT HIZLI İLETİŞİM ÇUBUĞU (MOBİL İÇİN OKUMAYI ENGELLEMEYEN) */
.floating-contact-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: #FFFFFF;
  border-top: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  z-index: 990;
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

.floating-contact-inner {
  display: flex;
  gap: 0.75rem;
  max-width: 500px;
  margin: 0 auto;
}

.floating-contact-inner .btn {
  flex: 1;
  padding: 0.75rem 0.5rem;
  font-size: 0.88rem;
}

/* YARDIMCI BİLGİ DİYALOGU (MODAL) */
.info-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.info-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  max-width: 480px;
  width: 100%;
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.modal-card h3 {
  margin-bottom: 0.8rem;
}

.modal-card p {
  font-size: 0.95rem;
  color: #4a4a4a;
  margin-bottom: 1.5rem;
}

/* Üst Duyuru Çubuğu */
.top-announcement-bar {
  background-color: var(--primary);
  color: #FFFFFF;
  font-size: 0.82rem;
  padding: 0.45rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-announcement-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.top-announcement-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.top-announcement-item svg {
  opacity: 0.85;
}

.top-phone-link {
  color: #FFFFFF;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.15);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.top-phone-link:hover {
  background: rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
}

/* Logo Stili */
.brand-logo-container {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-logo-svg {
  flex-shrink: 0;
  border-radius: 4px;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

/* Renk Kartelası Bileşenleri */
.color-catalog-section {
  padding-top: clamp(3rem, 5vw, 5rem);
  padding-bottom: clamp(3rem, 5vw, 5rem);
  background-color: #FAF8F4;
  border-bottom: 1px solid var(--border-color);
}

.color-swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.color-swatch-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 1.15rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.color-swatch-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.color-swatch-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid #DCD6CC;
  flex-shrink: 0;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.08);
}

.color-swatch-info h4 {
  font-size: 0.98rem;
  margin-bottom: 0.2rem;
}

.color-swatch-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

/* RESPONSIVE KURALLAR */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .feature-item {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 1.8rem 1.2rem;
  }
  
  .feature-item:last-child {
    border-bottom: none;
  }
  
  .craft-pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .guides-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .site-nav {
    display: none;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .category-duo-grid {
    grid-template-columns: 1fr;
  }
  
  .craft-pillars-grid {
    grid-template-columns: 1fr;
  }
  
  .applications-grid {
    grid-template-columns: 1fr;
  }
  
  .guides-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .floating-contact-bar {
    display: block;
  }
  
  /* Mobil görünümde hero görselinin altında yumuşak geçiş */
  .hero-visual {
    margin-top: 1rem;
  }
  
  body {
    padding-bottom: 60px; /* Floating contact bar payı */
  }
}

/* Tercih Edilen Hareket Azaltma */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}