@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  --primary: #082f3f;       /* Koyu lacivert başlıklar */
  --secondary: #eaf7f8;     /* Soft petrol mavisi/turkuaz yardımcı */
  --accent: #12a9b8;        /* Petrol mavisi / turkuaz vurgu */
  --accent-dark: #0b7f8c;   /* Koyu turkuaz vurgu */
  --background: #ffffff;    /* Beyaz ağırlıklı arka plan */
  --surface: #f7fbfc;       /* Soft gri-mavi kart yüzeyleri */
  --text: #102a34;          /* Okunabilir koyu metin */
  --muted: #6b7c86;         /* İkincil metin */
  --border: #e3eef1;        /* İnce sınırlar */
  --shadow: 0 18px 45px rgba(8, 47, 63, 0.08); /* Yumuşak gölge */
  --shadow-soft: 0 10px 28px rgba(8, 47, 63, 0.04);
  --gold: #d4af37;          /* Yardımcı soft altın rengi */
  --radius: 28px;
  --radius-sm: 16px;
  --container: 1200px;
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--background);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

/* Typography */
h1, h2, h3, h4 {
  font-family: 'Outfit', sans-serif;
  color: var(--primary);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.6rem, 6.5vw, 4.6rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 2.6rem);
}

h3 {
  font-size: clamp(1.2rem, 2.5vw, 1.45rem);
}

p {
  color: var(--muted);
}

/* Layout Utilities */
.container {
  width: min(var(--container), calc(100% - 48px));
  margin: 0 auto;
}

.narrow {
  width: min(800px, calc(100% - 48px));
}

/* Topbar */
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 8px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  font-size: 0.88rem;
  color: var(--muted);
}

.topbar p {
  margin: 0;
  font-weight: 500;
}

.topbar-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.topbar-links a {
  color: var(--muted);
  font-weight: 500;
}

.topbar-links a:hover {
  color: var(--accent);
}

.link-button {
  color: var(--accent);
  font-weight: 700;
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.link-button:hover {
  color: var(--accent-dark);
}

/* Sticky Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(227, 238, 241, 0.6);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-soft);
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--border);
}

.navbar {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Logo Design */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: 'Outfit', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: -0.03em;
  color: var(--primary);
}

.logo-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  color: #ffffff;
  box-shadow: 0 8px 20px rgba(18, 169, 184, 0.25);
  font-weight: 900;
  font-size: 1.3rem;
  position: relative;
  overflow: hidden;
}

.logo-mark::after {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 50%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transform: skewX(-20deg);
  animation: shine 6s infinite;
}

@keyframes shine {
  0% { left: -100%; }
  20% { left: 200%; }
  100% { left: 200%; }
}

.logo-mark-svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--muted);
}

.nav-links a {
  position: relative;
  padding: 6px 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background-color: var(--accent);
  transition: var(--transition);
}

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

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

.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border);
  background: var(--background);
  border-radius: 14px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: var(--transition);
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background-color: var(--primary);
  border-radius: 10px;
  transition: var(--transition);
}

/* Buttons styling */
.primary-btn, .secondary-btn, .overview-btn, .filter-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: var(--transition);
}

.primary-btn {
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #ffffff;
  box-shadow: 0 10px 24px rgba(18, 169, 184, 0.2);
}

.primary-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(18, 169, 184, 0.3);
}

.secondary-btn {
  padding: 11px 22px;
  background: #ffffff;
  color: var(--primary);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.secondary-btn:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: var(--shadow);
}

.secondary-btn.small {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.header-cta {
  font-size: 0.88rem;
  padding: 10px 20px;
}

/* Hero Section */
.shop-hero {
  padding: 64px 0 54px;
  background: 
    radial-gradient(circle at 85% 15%, rgba(18, 169, 184, 0.06), transparent 38%),
    radial-gradient(circle at 15% 85%, rgba(212, 175, 55, 0.03), transparent 30%),
    #ffffff;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 12px;
}

.hero-copy p {
  margin: 18px 0 28px;
  font-size: 1.12rem;
  max-width: 580px;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Hero CSS Mockup Area */
.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 400px;
}

.hero-visual::before {
  content: "";
  position: absolute;
  width: 90%;
  height: 90%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(18, 169, 184, 0.06) 0%, transparent 70%);
  z-index: 1;
}

.mock-device {
  width: min(270px, 75vw);
  height: 350px;
  border-radius: 40px;
  background: #ffffff;
  border: 1px solid rgba(18, 169, 184, 0.12);
  box-shadow: var(--shadow);
  padding: 24px;
  position: relative;
  z-index: 2;
  transform: rotate(-3deg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.mock-screen {
  flex-grow: 1;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(234, 247, 248, 0.8) 0%, rgba(247, 251, 252, 0.9) 100%);
  border: 1px solid rgba(18, 169, 184, 0.08);
  position: relative;
  overflow: hidden;
  padding: 16px;
}

.mock-screen::before {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(18, 169, 184, 0.15) 0%, transparent 60%);
  right: -30px;
  top: -30px;
}

.mock-app-logo {
  font-family: 'Outfit', sans-serif;
  font-weight: 900;
  font-size: 0.9rem;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 16px;
}

.mock-app-logo span {
  width: 12px;
  height: 12px;
  background: var(--accent);
  border-radius: 50%;
}

.mock-screen-content {
  display: grid;
  gap: 8px;
}

.mock-bar {
  height: 8px;
  background: rgba(18, 169, 184, 0.1);
  border-radius: 99px;
  width: 100%;
}

.mock-bar.short {
  width: 60%;
}

.mock-bar.medium {
  width: 80%;
}

.mock-app-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  margin: 8px auto;
  display: grid;
  place-items: center;
  position: relative;
}

.mock-app-circle::after {
  content: "";
  width: 28px;
  height: 28px;
  background: var(--accent);
  border-radius: 50%;
  opacity: 0.85;
}

.mock-dot {
  width: 32px;
  height: 6px;
  background: var(--border);
  border-radius: 99px;
  margin: 10px auto 0;
}

/* Floating Cards styling */
.floating-card {
  position: absolute;
  padding: 10px 16px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(227, 238, 241, 0.7);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
  border-radius: 18px;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--primary);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 8px;
}

.floating-card::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.floating-card.one {
  top: 50px;
  left: 10px;
  animation: float1 5s ease-in-out infinite;
}

.floating-card.two {
  top: 150px;
  right: 5px;
  animation: float2 6s ease-in-out infinite 0.5s;
}

.floating-card.three {
  bottom: 60px;
  left: 20px;
  animation: float1 5.5s ease-in-out infinite 1s;
}

.floating-card.four {
  bottom: 110px;
  right: 25px;
  animation: float2 5.2s ease-in-out infinite 1.5s;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* Category Strip Section */
.category-strip-section {
  padding: 24px 0 10px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.category-strip {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding: 6px 0 16px;
  scrollbar-width: none; /* Firefox */
}

.category-strip::-webkit-scrollbar {
  display: none; /* Safari & Chrome */
}

.category-card {
  flex-shrink: 0;
  min-width: 140px;
  padding: 14px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
  box-shadow: var(--shadow-soft);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--accent);
}

.category-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--secondary);
  color: var(--accent-dark);
  display: grid;
  place-items: center;
  font-size: 1.15rem;
  font-weight: 500;
  transition: var(--transition);
}

.category-card:hover .category-icon {
  background: var(--accent);
  color: #ffffff;
}

/* Products Section */
.products-section {
  padding: 48px 0;
}

.section-heading {
  margin-bottom: 24px;
}

.section-heading.center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-heading p {
  font-size: 1.05rem;
  margin-top: 10px;
  max-width: 680px;
}

.section-heading.center p {
  margin-left: auto;
  margin-right: auto;
}

/* Filters Bar */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.filter-btn {
  padding: 8px 16px;
  background: #ffffff;
  color: var(--primary);
  border: 1px solid var(--border);
  font-size: 0.85rem;
}

.filter-btn.active, .filter-btn:hover {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: var(--shadow-soft);
}

.product-sections {
  display: grid;
  gap: 44px;
}

.product-category-section {
  scroll-margin-top: 110px;
  transition: opacity 0.4s ease;
}

.category-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 12px;
}

.category-header h2 {
  font-size: 1.65rem;
}

.category-header p {
  margin-top: 6px;
  font-size: 0.92rem;
  color: var(--muted);
  max-width: 700px;
}

.overview-btn {
  flex-shrink: 0;
  padding: 8px 18px;
  background: var(--secondary);
  color: var(--accent-dark);
  font-size: 0.85rem;
  border: 1px solid rgba(18, 169, 184, 0.1);
}

.overview-btn:hover {
  background: var(--accent);
  color: #ffffff;
}

/* Product Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.product-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(18, 169, 184, 0.2);
}

/* Ürün Görsel Alanı */
.product-art {
  height: 160px;
  background-color: #fafdfd;
  border-radius: 20px;
  margin-bottom: 16px;
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(227, 238, 241, 0.5);
  padding: 12px;
  background-origin: content-box;
}

.product-title-link:hover {
  color: var(--accent);
}

.product-card h3 {
  margin-bottom: 8px;
  font-size: 1.25rem;
  line-height: 1.25;
}

.product-card p {
  font-size: 0.9rem;
  color: var(--muted);
  flex-grow: 1;
  margin-bottom: 14px;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0 16px;
}

.badge {
  font-size: 0.72rem;
  padding: 4px 9px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--primary);
  border-radius: 99px;
  font-weight: 600;
}

.product-card-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
  width: 100%;
}

.product-card .primary-btn {
  width: 100%;
  padding: 10px 16px;
  font-size: 0.88rem;
}

/* Info Band (Bulletproof Info Cards) */
.info-band {
  padding: 36px 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.info-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

.info-card strong {
  display: block;
  font-family: 'Outfit', sans-serif;
  font-size: 1.15rem;
  color: var(--primary);
  margin-bottom: 8px;
}

.info-card p {
  font-size: 0.92rem;
  color: var(--muted);
}

/* FAQ Accordion Section */
.faq-section {
  padding: 54px 0;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #ffffff;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(18, 169, 184, 0.2);
}

.faq-question {
  width: 100%;
  padding: 18px 24px;
  text-align: left;
  background: #ffffff;
  color: var(--primary);
  font-family: 'Outfit', sans-serif;
  font-size: 1.08rem;
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.faq-question::after {
  content: "+";
  font-size: 1.35rem;
  color: var(--accent);
  transition: transform 0.3s ease;
}

.faq-item.open .faq-question::after {
  transform: rotate(45deg);
  content: "+";
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 24px;
  color: var(--muted);
  font-size: 0.94rem;
  transition: max-height 0.3s cubic-bezier(0.16, 1, 0.3, 1), padding 0.3s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
  padding-bottom: 20px;
}

/* Contact CTA Box */
.contact-cta {
  padding: 10px 0 54px;
}

.cta-card {
  padding: 44px;
  background: 
    radial-gradient(circle at 80% 20%, rgba(234, 247, 248, 0.2), transparent 45%),
    linear-gradient(135deg, var(--primary) 0%, #0d465c 100%);
  border-radius: var(--radius);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  box-shadow: var(--shadow);
}

.cta-card h2, .cta-card p, .cta-card .eyebrow {
  color: #ffffff;
}

.cta-card h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
}

.cta-card p {
  margin-top: 10px;
  font-size: 1.05rem;
  opacity: 0.9;
  max-width: 640px;
}

.cta-card .primary-btn {
  background: #ffffff;
  color: var(--primary);
  box-shadow: 0 10px 20px rgba(0,0,0,0.06);
  flex-shrink: 0;
}

.cta-card .primary-btn:hover {
  background: var(--secondary);
  color: var(--accent-dark);
}

/* Legal disclaimer banner */
.legal-note {
  padding: 0 0 40px;
}

.legal-note p, .overview-warning p {
  padding: 20px;
  background: #fdfdfa;
  border: 1px solid rgba(212, 175, 55, 0.15);
  border-left: 4px solid var(--gold);
  border-radius: 12px;
  font-size: 0.9rem;
  color: #4b555a;
  line-height: 1.6;
}

/* Premium Footer */
.site-footer {
  padding: 60px 0 24px;
  background: var(--primary);
  color: rgba(255, 255, 255, 0.75);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 0.9fr);
  gap: 40px;
  margin-bottom: 44px;
}

.footer-logo {
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-grid p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  max-width: 280px;
  line-height: 1.6;
}

.footer-grid h3 {
  color: #ffffff;
  font-size: 1.08rem;
  margin-bottom: 16px;
}

.footer-grid a, .footer-link-btn {
  display: block;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 10px;
  transition: var(--transition);
}

.footer-grid a:hover, .footer-link-btn:hover {
  color: #ffffff;
  transform: translateX(3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.45);
}

/* Toast alert */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translate(-50%, 40px);
  opacity: 0;
  pointer-events: none;
  background: var(--primary);
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 99px;
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
  z-index: 200;
  transition: var(--transition);
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* Overview Template Specifics */
.breadcrumb {
  padding: 24px 0 6px;
  font-size: 0.88rem;
  color: var(--muted);
  font-weight: 500;
}

.breadcrumb a {
  color: var(--accent);
  font-weight: 700;
}

.breadcrumb a:hover {
  color: var(--accent-dark);
}

.overview-hero {
  padding: 44px 0 50px;
  background: 
    radial-gradient(circle at 80% 20%, rgba(18, 169, 184, 0.06), transparent 40%),
    #ffffff;
}

.overview-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.overview-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
}

.overview-hero .subtitle {
  font-size: 1.2rem;
  color: var(--accent-dark);
  margin-top: 10px;
}

.overview-hero .desc-text {
  margin: 14px 0 24px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.overview-mock {
  height: 280px;
  background: linear-gradient(135deg, rgba(234, 247, 248, 0.6) 0%, rgba(247, 251, 252, 0.9) 100%);
  border: 1px solid rgba(18, 169, 184, 0.15);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: grid;
  place-items: center;
  position: relative;
  overflow: hidden;
}

.mock-card-inner {
  width: 70%;
  height: 70%;
  background: #ffffff;
  border-radius: 20px;
  border: 1px solid rgba(18, 169, 184, 0.1);
  box-shadow: var(--shadow-soft);
  position: relative;
  display: grid;
  place-items: center;
}

.mock-pulse {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--secondary);
  border: 2px solid var(--accent);
  animation: pulseEffect 2s infinite;
}

@keyframes pulseEffect {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(18, 169, 184, 0.3); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 12px rgba(18, 169, 184, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(18, 169, 184, 0); }
}

.overview-section {
  padding: 44px 0;
}

.overview-section.alt {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.overview-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.overview-list-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-soft);
}

.overview-list-card h2 {
  font-size: 1.45rem;
  margin-bottom: 16px;
}

.clean-list {
  list-style: none;
}

.clean-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 0.95rem;
}

.clean-list li::before {
  content: "✔";
  color: var(--accent);
  font-weight: 900;
  font-size: 1.05rem;
}

.overview-cta {
  padding: 10px 0 54px;
}

.overview-warning {
  padding: 0 0 54px;
}

.error-state {
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-state h1 {
  margin: 10px 0;
}

.error-state p {
  margin-bottom: 20px;
}

/* Product Detail Page */
.simple-page {
  min-height: 55vh;
  padding: 40px 0 60px;
  background: var(--surface);
  display: grid;
  place-items: center;
}

.product-placeholder-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 44px;
  max-width: 720px;
  box-shadow: var(--shadow);
  text-align: center;
}

.product-placeholder-card p {
  margin: 14px 0 24px;
  font-size: 1.05rem;
}

.product-placeholder-card .primary-btn {
  padding: 12px 36px;
}

/* Animations reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.hidden {
  display: none !important;
}

/* Responsive Media Queries */
@media (max-width: 1100px) {
  .product-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  
  .category-strip {
    padding-left: 4px;
  }
}

@media (max-width: 900px) {
  .topbar {
    flex-direction: column;
    padding: 10px;
    text-align: center;
    gap: 6px;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .header-cta {
    display: none;
  }
  
  .nav-links {
    position: fixed;
    top: 116px; left: 24px; right: 24px;
    background: #ffffff;
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: var(--shadow);
    padding: 20px;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    display: none;
    z-index: 100;
  }
  
  .nav-links.open {
    display: flex;
  }
  
  .nav-links a {
    padding: 10px 16px;
    background: var(--surface);
    border-radius: 12px;
  }
  
  .nav-links a::after {
    display: none;
  }
  
  .hero-grid, .overview-hero-grid, .overview-split {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  
  .hero-visual {
    min-height: 320px;
  }
  
  .large-device {
    height: 300px;
  }
  
  .info-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .cta-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 30px;
  }
  
  .cta-card .primary-btn {
    width: 100%;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }
}

@media (max-width: 620px) {
  h1 {
    font-size: clamp(2rem, 10vw, 3rem);
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .primary-btn, .secondary-btn {
    width: 100%;
  }
  
  .nav-links {
    top: 108px;
  }
  
  .product-grid {
    grid-template-columns: 1fr;
  }
  
  .category-header {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  
  .overview-btn {
    width: 100%;
    text-align: center;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .cta-card, .product-placeholder-card {
    padding: 24px 16px;
  }
}

/* Navbar Dropdown styling */
.nav-links .dropdown {
  position: relative;
  display: inline-block;
}

.nav-links .dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background-color: #ffffff;
  min-width: 280px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 8px 0;
  z-index: 1000;
  margin-top: 10px;
  text-align: left;
}

.nav-links .dropdown-menu a {
  display: block;
  padding: 10px 20px;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.88rem;
  transition: var(--transition);
  text-align: left;
  border-bottom: none;
}

.nav-links .dropdown-menu a::after {
  display: none; /* Disable the underline animation inside dropdown menu */
}

.nav-links .dropdown-menu a:hover {
  background-color: var(--surface);
  color: var(--accent);
  padding-left: 24px;
}

.nav-links .dropdown:hover .dropdown-menu {
  display: block;
}

/* Category Grid styling */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 32px;
  width: 100%;
}

.category-grid-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  box-shadow: var(--shadow-soft);
}

.category-grid-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: var(--accent);
}

.category-grid-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--secondary);
  color: var(--accent-dark);
  display: grid;
  place-items: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
  box-shadow: 0 4px 10px rgba(18, 169, 184, 0.05);
}

.category-grid-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
  color: var(--primary);
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
}

.category-grid-card p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 22px;
  flex-grow: 1;
}

/* Responsive category grid adjustments */
@media (max-width: 768px) {
  .nav-links .dropdown-menu {
    position: static;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 20px;
    background: transparent;
    display: none; /* Keep hidden on mobile vertical menu unless user expands it, or simple scroll */
    margin-top: 0;
    min-width: unset;
  }
}

/* Frekans Asistanı Floating FAB */
.quiz-floating-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  box-shadow: 0 8px 24px rgba(18, 169, 184, 0.35);
  z-index: 99;
  cursor: pointer;
  border: none;
  animation: quizPulse 2.5s infinite;
  transition: var(--transition);
}

.quiz-floating-btn:hover {
  transform: scale(1.08) rotate(15deg);
  box-shadow: 0 12px 30px rgba(18, 169, 184, 0.5);
}

@keyframes quizPulse {
  0% { box-shadow: 0 0 0 0 rgba(18, 169, 184, 0.5); }
  70% { box-shadow: 0 0 0 12px rgba(18, 169, 184, 0); }
  100% { box-shadow: 0 0 0 0 rgba(18, 169, 184, 0); }
}

/* Frekans Asistanı Modal Overlay & Wrapper */
.quiz-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.quiz-modal.active {
  display: flex;
  opacity: 1;
  pointer-events: auto;
}

.quiz-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(8, 47, 63, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.quiz-modal-container {
  position: relative;
  width: min(560px, calc(100% - 32px));
  max-height: min(650px, 90vh);
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  padding: 38px 30px;
  z-index: 2010;
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
}

.quiz-modal.active .quiz-modal-container {
  transform: translateY(0);
}

.quiz-close-btn {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 2rem;
  line-height: 1;
  border: none;
  background: none;
  color: var(--muted);
  cursor: pointer;
  z-index: 10;
  transition: var(--transition);
}

.quiz-close-btn:hover {
  color: var(--primary);
  transform: scale(1.1);
}

/* Progress bar inside quiz */
.quiz-progress-wrapper {
  width: 100%;
  height: 5px;
  background: var(--border);
  border-radius: 99px;
  margin-top: 12px;
  margin-bottom: 24px;
  overflow: hidden;
}

.quiz-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  border-radius: 99px;
  width: 0;
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Steps and Options cards */
.quiz-content {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.quiz-step-title {
  font-size: clamp(1.25rem, 3.5vw, 1.48rem);
  margin-bottom: 8px;
  font-family: 'Outfit', sans-serif;
  color: var(--primary);
  font-weight: 800;
}

.quiz-step-subtitle {
  font-size: 0.92rem;
  color: var(--muted);
  margin-bottom: 20px;
}

.quiz-options {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.quiz-option-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
  text-align: left;
}

.quiz-option-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--shadow-soft);
}

.quiz-option-letter {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--muted);
  background: var(--surface);
  transition: var(--transition);
}

.quiz-option-card:hover .quiz-option-letter {
  background: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
}

.quiz-option-text {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}

/* Loading spinner */
.quiz-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 50px 0;
  gap: 20px;
}

.quiz-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: quizSpin 1s infinite linear;
}

@keyframes quizSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Result Card Styles */
.quiz-result-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 20px;
}

.quiz-result-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  background: var(--secondary);
  padding: 4px 12px;
  border-radius: 99px;
}

.quiz-result-title {
  font-size: clamp(1.5rem, 5vw, 1.9rem);
  color: var(--primary);
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  margin-top: -6px;
}

.quiz-result-desc {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.6;
  max-width: 460px;
}

.quiz-result-details {
  width: 100%;
  text-align: left;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
}

.quiz-result-details strong {
  display: block;
  font-size: 0.98rem;
  color: var(--primary);
  margin-bottom: 6px;
}

.quiz-result-details p {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
}

.quiz-result-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
  margin-top: 8px;
}

.quiz-result-actions .primary-btn {
  width: 100%;
  padding: 12px 24px;
}

.quiz-result-actions .secondary-btn {
  width: 100%;
  padding: 11px 24px;
  text-align: center;
}

/* Adjust layout on small mobile screen */
@media (max-width: 480px) {
  .quiz-modal-container {
    padding: 30px 18px 24px;
  }
  .quiz-floating-btn {
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }
}

/* WhatsApp Widget Styles */
.wa-widget {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 999;
  font-family: 'Inter', sans-serif;
}

.wa-floating-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background-color: #25D366;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  outline: none;
}

.wa-floating-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
}

.wa-floating-icon {
  width: 30px;
  height: 30px;
}

.wa-popup {
  position: absolute;
  bottom: 76px;
  left: 0;
  width: 320px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s;
}

.wa-popup.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.wa-popup-header {
  background: linear-gradient(135deg, #128C7E, #075E54);
  color: #ffffff;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  position: relative;
}

.wa-popup-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.wa-popup-info {
  display: flex;
  flex-direction: column;
}

.wa-popup-name {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.2;
}

.wa-popup-status {
  font-size: 0.75rem;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 4px;
}

.wa-popup-dot {
  width: 6px;
  height: 6px;
  background-color: #25D366;
  border-radius: 50%;
  display: inline-block;
  animation: waPulse 1.8s infinite;
}

.wa-popup-close {
  position: absolute;
  top: 12px;
  right: 12px;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 1.4rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
  line-height: 1;
}

.wa-popup-close:hover {
  opacity: 1;
}

.wa-popup-body {
  padding: 18px;
  background-color: rgba(230, 240, 235, 0.4);
}

.wa-popup-msg {
  background: #ffffff;
  padding: 12px 14px;
  border-radius: 0 14px 14px 14px;
  font-size: 0.88rem;
  line-height: 1.45;
  color: var(--text);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
  position: relative;
}

.wa-popup-footer {
  padding: 12px 18px 18px;
  background-color: #ffffff;
}

.wa-popup-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: #25D366;
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 16px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.2);
  transition: var(--transition);
}

.wa-popup-btn:hover {
  background-color: #20ba59;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.3);
}

.wa-icon {
  width: 20px;
  height: 20px;
}

@keyframes waPulse {
  0% { transform: scale(0.95); opacity: 0.5; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.5; }
}

@media (max-width: 576px) {
  .wa-widget {
    bottom: 20px;
    left: 20px;
  }
  .wa-popup {
    width: 280px;
    bottom: 70px;
  }
}