/* ==========================================================================
   01TESISAT.COM - Ultra-Premium Liquid Glassmorphism & Architectural Light Grey
   PageSpeed +98 Optimized | Zero-CLS | Mobile-First Luxury UI
   ========================================================================== */

:root {
  --primary: #0284c7;          /* Cobalt Sky Blue */
  --primary-dark: #0369a1;     /* Deep Ocean Blue */
  --primary-bright: #0ea5e9;   /* Electric Cyan-Blue */
  --primary-light: rgba(224, 242, 254, 0.75);
  --secondary: #0d9488;        /* Emerald Teal */
  --accent: #2563eb;           /* Royal Sapphire */

  /* True Architectural Light Grey Palette */
  --bg-canvas: #dfe6ef;        /* Rich Cool Light Grey Base */
  --bg-canvas-deep: #d3dce8;   /* Deeper Cool Slate Grey */

  /* Multi-layered Frosted Glass Tokens */
  --glass-bg: linear-gradient(145deg, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0.48) 100%);
  --glass-bg-strong: linear-gradient(145deg, rgba(255, 255, 255, 0.84) 0%, rgba(255, 255, 255, 0.64) 100%);
  --glass-bg-blue: linear-gradient(145deg, rgba(240, 249, 255, 0.78) 0%, rgba(224, 242, 254, 0.52) 100%);
  --glass-border: rgba(255, 255, 255, 0.92);
  --glass-border-subtle: rgba(255, 255, 255, 0.75);
  --glass-border-blue: rgba(14, 165, 233, 0.45);
  --glass-shadow: 
    0 20px 45px -12px rgba(15, 23, 42, 0.09),
    0 4px 14px -2px rgba(2, 132, 199, 0.06),
    inset 0 1.5px 0 0 rgba(255, 255, 255, 0.98);
  --glass-shadow-hover: 
    0 28px 55px -12px rgba(2, 132, 199, 0.20),
    0 8px 20px -4px rgba(15, 23, 42, 0.08),
    inset 0 1.5px 0 0 #ffffff;

  --text-main: #0f172a;        /* Deep Slate 900 */
  --text-muted: #334155;       /* Slate 700 for crisp legibility on glass */
  --text-light: #475569;       /* Slate 600 */

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --container-width: 1220px;
  --header-height: 78px;
  --font-stack: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-stack);
  background-color: var(--bg-canvas);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
  background-color: var(--bg-canvas);
  background-image: 
    radial-gradient(circle at 12% 14%, rgba(14, 165, 233, 0.24) 0%, transparent 38%),
    radial-gradient(circle at 88% 22%, rgba(37, 99, 235, 0.18) 0%, transparent 42%),
    radial-gradient(circle at 22% 68%, rgba(13, 148, 136, 0.15) 0%, transparent 44%),
    radial-gradient(circle at 82% 82%, rgba(2, 132, 199, 0.22) 0%, transparent 42%),
    linear-gradient(160deg, #e4eaf2 0%, #d8e1ec 50%, #e1e8f0 100%);
  background-attachment: fixed;
}

/* Subtle Architectural Micro-Grid behind Frosted Glass */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: 
    linear-gradient(to right, rgba(15, 23, 42, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
}

main, header, footer {
  position: relative;
  z-index: 1;
}

/* ================= CONTAINER & UTILS ================= */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ================= FLOATING FROSTED GLASS HEADER ================= */
.site-header {
  position: sticky;
  top: 14px;
  z-index: 1000;
  width: calc(100% - 32px);
  max-width: var(--container-width);
  margin: 14px auto 0;
  height: var(--header-height);
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.74) 0%, rgba(255, 255, 255, 0.52) 100%);
  backdrop-filter: blur(24px) saturate(190%);
  -webkit-backdrop-filter: blur(24px) saturate(190%);
  border: 1.5px solid rgba(255, 255, 255, 0.92);
  box-shadow: 
    0 16px 40px -8px rgba(15, 23, 42, 0.10),
    0 4px 12px rgba(2, 132, 199, 0.06),
    inset 0 1px 0 0 #ffffff;
  display: flex;
  align-items: center;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0 8px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 0;
}

.brand-logo img {
  height: 46px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(2, 132, 199, 0.12));
}

.nav-menu-wrapper {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* Recessed Frosted Track for Menu Items */
.nav-menu {
  display: flex;
  list-style: none;
  gap: 6px;
  align-items: center;
  background: rgba(203, 213, 225, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.75);
  padding: 5px;
  border-radius: 16px;
  box-shadow: inset 0 1px 3px rgba(15, 23, 42, 0.06);
}

.nav-link {
  font-size: 0.94rem;
  font-weight: 650;
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 12px;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
  color: var(--primary-dark);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.12), inset 0 1px 0 #ffffff;
}

.header-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 50%, #0369a1 100%);
  color: #ffffff;
  padding: 11px 22px;
  border-radius: 16px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: 
    0 10px 24px -4px rgba(2, 132, 199, 0.38),
    inset 0 1px 1px rgba(255, 255, 255, 0.45);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}

.header-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 
    0 14px 28px -4px rgba(2, 132, 199, 0.48),
    inset 0 1px 1px rgba(255, 255, 255, 0.6);
}

.mobile-menu-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 12px;
  cursor: pointer;
  padding: 8px;
  color: var(--text-main);
}

/* ================= HERO SECTION (GLASS BENTO ARCHITECTURE) ================= */
.hero-section {
  padding: 44px 0 36px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.58) 0%, rgba(255, 255, 255, 0.34) 100%);
  backdrop-filter: blur(26px) saturate(190%);
  -webkit-backdrop-filter: blur(26px) saturate(190%);
  border: 1.5px solid rgba(255, 255, 255, 0.92);
  border-radius: var(--radius-xl);
  padding: 44px;
  box-shadow: 
    0 28px 60px -15px rgba(15, 23, 42, 0.10),
    0 6px 20px rgba(2, 132, 199, 0.07),
    inset 0 2px 0 0 rgba(255, 255, 255, 0.98);
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.82);
  color: var(--primary-dark);
  border: 1.5px solid rgba(255, 255, 255, 0.98);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 750;
  width: fit-content;
  box-shadow: 0 6px 18px rgba(2, 132, 199, 0.12);
}

.hero-badge svg {
  color: #0284c7;
}

.hero-title {
  font-size: 2.65rem;
  font-weight: 850;
  line-height: 1.18;
  color: var(--text-main);
  letter-spacing: -0.028em;
}

/* BLUF Box (Direct Answer for GEO in Frosted Glass) */
.bluf-box {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.82) 0%, rgba(240, 249, 255, 0.68) 100%);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1.5px solid rgba(255, 255, 255, 0.95);
  border-left: 5px solid var(--primary);
  border-radius: 16px;
  padding: 18px 22px;
  font-size: 1.01rem;
  color: var(--text-muted);
  box-shadow: 
    0 10px 26px -6px rgba(15, 23, 42, 0.06),
    inset 0 1px 0 #ffffff;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.btn-primary-call {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 55%, #0369a1 100%);
  color: #ffffff;
  padding: 15px 28px;
  border-radius: 16px;
  font-size: 1.04rem;
  font-weight: 750;
  border: 1px solid rgba(255, 255, 255, 0.45);
  box-shadow: 
    0 12px 28px -4px rgba(2, 132, 199, 0.38),
    inset 0 1.5px 1px rgba(255, 255, 255, 0.45);
  transition: all 0.25s ease;
}

.btn-primary-call:hover {
  transform: translateY(-3px);
  box-shadow: 
    0 18px 34px -4px rgba(2, 132, 199, 0.48),
    inset 0 1.5px 1px rgba(255, 255, 255, 0.6);
}

.btn-whatsapp-action {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  padding: 15px 28px;
  border-radius: 16px;
  font-size: 1.04rem;
  font-weight: 750;
  border: 1px solid rgba(255, 255, 255, 0.4);
  box-shadow: 
    0 12px 28px -4px rgba(16, 185, 129, 0.34),
    inset 0 1.5px 1px rgba(255, 255, 255, 0.4);
  transition: all 0.25s ease;
}

.btn-whatsapp-action:hover {
  transform: translateY(-3px);
  box-shadow: 
    0 18px 34px -4px rgba(16, 185, 129, 0.45),
    inset 0 1.5px 1px rgba(255, 255, 255, 0.55);
}

.hero-features-list {
  display: flex;
  gap: 10px;
  flex-wrap: nowrap;
  margin-top: 8px;
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(255, 255, 255, 0.95);
  padding: 8px 13px;
  border-radius: 12px;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
}

.feature-pill svg {
  color: #0284c7;
}

.hero-visual-card {
  position: relative;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.84) 0%, rgba(255, 255, 255, 0.52) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 2px solid rgba(255, 255, 255, 0.96);
  border-radius: 26px;
  padding: 14px;
  box-shadow: 
    0 24px 50px -10px rgba(2, 132, 199, 0.16),
    0 8px 20px rgba(15, 23, 42, 0.08),
    inset 0 1px 0 #ffffff;
}

.hero-visual-card img {
  border-radius: 18px;
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
}

.hero-floating-badge {
  position: absolute;
  bottom: -16px;
  left: 24px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1.5px solid #ffffff;
  border-radius: 18px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.12);
}

.badge-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 6px 14px rgba(2, 132, 199, 0.3);
}

/* ================= TABLE OF CONTENTS (100% CENTERED GLASS DOCK) ================= */
.toc-section {
  margin: 28px auto 16px;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.toc-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(190%);
  -webkit-backdrop-filter: blur(24px) saturate(190%);
  border: 1.5px solid var(--glass-border);
  border-radius: 24px;
  padding: 24px 32px;
  box-shadow: var(--glass-shadow);
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.toc-title {
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  letter-spacing: -0.01em;
}

.toc-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px;
  list-style: none;
  padding: 0;
  margin: 0 auto;
  width: 100%;
}

.toc-link {
  font-size: 0.91rem;
  color: var(--primary-dark);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.96);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.07), inset 0 1px 0 #ffffff;
  transition: all 0.22s ease;
}

.toc-link:hover {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.6);
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(2, 132, 199, 0.25);
}

/* ================= SECTION HEADINGS ================= */
.section-header {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 40px;
}

.section-tag {
  display: inline-block;
  text-transform: uppercase;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--primary-dark);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.95);
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 12px;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.08);
}

.section-title {
  font-size: 2.2rem;
  font-weight: 850;
  color: var(--text-main);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-top: 10px;
}

/* ================= ABOUT US (HAKKIMIZDA GLASS SHOWCASE) ================= */
.about-section {
  padding: 44px 0;
}

.about-card-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(190%);
  -webkit-backdrop-filter: blur(24px) saturate(190%);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 44px;
  box-shadow: var(--glass-shadow);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.about-text h3 {
  font-size: 1.85rem;
  font-weight: 850;
  color: var(--text-main);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.about-text p {
  font-size: 1.01rem;
  color: var(--text-muted);
  line-height: 1.72;
  margin-bottom: 18px;
}

.about-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-box {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.85) 0%, rgba(240, 249, 255, 0.65) 100%);
  border: 1.5px solid rgba(255, 255, 255, 0.96);
  border-radius: 20px;
  padding: 22px 16px;
  text-align: center;
  box-shadow: 
    0 12px 28px -6px rgba(2, 132, 199, 0.10),
    inset 0 1px 0 #ffffff;
  transition: transform 0.25s ease;
}

.stat-box:hover {
  transform: translateY(-4px);
}

.stat-num {
  font-size: 2rem;
  font-weight: 850;
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
  line-height: 1.2;
}

.stat-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-top: 4px;
  display: block;
}

/* ================= SERVICES SECTION (GLASS BENTO CARDS) ================= */
.services-section {
  padding: 46px 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(190%);
  -webkit-backdrop-filter: blur(24px) saturate(190%);
  border: 1.5px solid var(--glass-border);
  border-radius: 24px;
  padding: 14px;
  box-shadow: var(--glass-shadow);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-7px);
  box-shadow: var(--glass-shadow-hover);
  border-color: var(--glass-border-blue);
}

.service-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16/10;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(15, 23, 42, 0.08);
}

.service-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.service-card:hover .service-img-wrap img {
  transform: scale(1.05);
}

.service-content {
  padding: 20px 12px 10px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-title {
  font-size: 1.32rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 10px;
  letter-spacing: -0.015em;
}

.service-card-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(255, 255, 255, 0.92);
  border-radius: 14px;
  padding: 10px 14px;
}

.btn-service-detail {
  font-size: 0.92rem;
  font-weight: 750;
  color: var(--primary-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-service-call {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
  color: #ffffff;
  padding: 7px 16px;
  border-radius: 10px;
  font-size: 0.86rem;
  font-weight: 750;
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

/* ================= COMPARISON TABLE (FROSTED MATRIX) ================= */
.comparison-section {
  padding: 46px 0;
}

.table-glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px) saturate(190%);
  -webkit-backdrop-filter: blur(24px) saturate(190%);
  border: 1.5px solid var(--glass-border);
  border-radius: 26px;
  padding: 28px;
  box-shadow: var(--glass-shadow);
  overflow-x: auto;
}

.styled-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  text-align: left;
  font-size: 0.96rem;
}

.styled-table th {
  background: rgba(2, 132, 199, 0.12);
  color: var(--text-main);
  font-weight: 800;
  padding: 16px 20px;
  border-bottom: 2px solid rgba(2, 132, 199, 0.22);
}

.styled-table th:first-child {
  border-top-left-radius: 14px;
}

.styled-table th:last-child {
  border-top-right-radius: 14px;
}

.styled-table td {
  padding: 16px 20px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.45);
}

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

.styled-table tr:hover td {
  background: rgba(255, 255, 255, 0.82);
}

/* ================= BOXES GRID (FROSTED TILES) ================= */
.boxes-section {
  padding: 46px 0;
}

.boxes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px;
}

.box-item {
  background: var(--glass-bg);
  backdrop-filter: blur(18px) saturate(180%);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  border: 1.5px solid var(--glass-border);
  border-radius: 16px;
  padding: 15px 18px;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 
    0 8px 20px -4px rgba(15, 23, 42, 0.06),
    inset 0 1px 0 #ffffff;
  transition: all 0.25s ease;
}

.box-item svg {
  color: var(--primary);
  transition: transform 0.25s ease;
}

.box-item:hover {
  background: rgba(255, 255, 255, 0.92);
  border-color: var(--primary-bright);
  transform: translateY(-4px);
  box-shadow: 0 14px 28px -6px rgba(2, 132, 199, 0.18), inset 0 1px 0 #ffffff;
  color: var(--primary-dark);
}

.box-item:hover svg {
  transform: translateX(4px);
}

/* ================= FAQ ACCORDION (GLASS PANELS) ================= */
.faq-section {
  padding: 46px 0;
}

.faq-list {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1.5px solid var(--glass-border);
  border-radius: 18px;
  box-shadow: var(--glass-shadow);
  overflow: hidden;
  transition: all 0.25s ease;
}

.faq-card[open] {
  background: var(--glass-bg-strong);
  border-color: var(--glass-border-blue);
}

.faq-question {
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 750;
  color: var(--text-main);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-indicator {
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(2, 132, 199, 0.2);
  color: var(--primary-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  font-weight: 750;
  transition: all 0.25s ease;
}

.faq-card[open] .faq-indicator {
  transform: rotate(45deg);
  background: #0284c7;
  color: #ffffff;
}

.faq-answer {
  padding: 0 24px 22px;
  font-size: 0.97rem;
  color: var(--text-muted);
  line-height: 1.68;
  border-top: 1px solid rgba(2, 132, 199, 0.1);
  padding-top: 14px;
}

/* ================= DIRECT CONTACT CARD (NO FORM - GLASS STAGE) ================= */
.contact-section {
  padding: 50px 0 60px;
}

.direct-contact-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.78) 0%, rgba(224, 242, 254, 0.58) 100%);
  backdrop-filter: blur(26px) saturate(190%);
  -webkit-backdrop-filter: blur(26px) saturate(190%);
  border: 2px solid #ffffff;
  border-radius: var(--radius-xl);
  padding: 52px 44px;
  box-shadow: 
    0 28px 60px -12px rgba(2, 132, 199, 0.16),
    0 8px 24px rgba(15, 23, 42, 0.08),
    inset 0 2px 0 #ffffff;
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
}

.direct-contact-title {
  font-size: 2.25rem;
  font-weight: 850;
  color: var(--text-main);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
}

.direct-contact-desc {
  font-size: 1.06rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 32px;
}

.direct-buttons-row {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.direct-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 34px;
  border-radius: 18px;
  font-size: 1.1rem;
  font-weight: 750;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.direct-cta-btn.phone {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 55%, #0369a1 100%);
  box-shadow: 0 12px 28px rgba(2, 132, 199, 0.34), inset 0 1px 1px rgba(255, 255, 255, 0.45);
}

.direct-cta-btn.whatsapp {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  box-shadow: 0 12px 28px rgba(16, 185, 129, 0.32), inset 0 1px 1px rgba(255, 255, 255, 0.4);
}

.direct-cta-btn:hover {
  transform: translateY(-3px);
}

.direct-trust-pills {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.direct-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--text-main);
  font-weight: 700;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid #ffffff;
  padding: 8px 16px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
}

.direct-trust-item svg {
  color: #0284c7;
}

/* ================= FROSTED GLASS FOOTER ================= */
.site-footer {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0.88) 100%);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-top: 1.5px solid #ffffff;
  padding: 60px 0 32px;
  margin-top: auto;
  box-shadow: 0 -10px 35px rgba(15, 23, 42, 0.04);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 18px;
}

.footer-links-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.footer-link:hover {
  color: var(--primary);
  transform: translateX(3px);
}

.footer-bottom {
  border-top: 1px solid rgba(15, 23, 42, 0.08);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.88rem;
  color: var(--text-light);
}

.webkurdu-credit {
  font-weight: 750;
  color: var(--primary-dark);
  background: rgba(255, 255, 255, 0.8);
  padding: 6px 14px;
  border-radius: 50px;
  border: 1px solid #ffffff;
}

/* ================= STICKY MOBILE BAR & FLOATING ACTIONS ================= */
.sticky-mobile-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-top: 1.5px solid #ffffff;
  padding: 10px 16px;
  z-index: 9999;
  box-shadow: 0 -8px 25px rgba(15, 23, 42, 0.10);
}

.mobile-bar-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.mobile-bar-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 750;
  color: #ffffff;
}

.mobile-bar-btn.phone {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
}

.mobile-bar-btn.whatsapp {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.desktop-floating-actions {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}

.float-btn {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  border: 1.5px solid rgba(255, 255, 255, 0.65);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.18);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.float-btn:hover {
  transform: translateY(-3px) scale(1.05);
}

.float-btn.phone {
  background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%);
}

.float-btn.whatsapp {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

/* ================= RESPONSIVE MEDIA QUERIES (ZERO SLIPPAGE) ================= */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    padding: 28px;
  }
  .about-card-glass {
    grid-template-columns: 1fr;
    padding: 28px;
  }
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  body {
    padding-bottom: 76px;
  }
  .site-header {
    top: 8px;
    margin-top: 8px;
    width: calc(100% - 20px);
    height: 66px;
    border-radius: 16px;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .nav-menu-wrapper {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border: 1.5px solid #ffffff;
    border-radius: 20px;
    padding: 18px;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.14);
  }
  .nav-menu-wrapper.active {
    display: flex;
  }
  .nav-menu {
    flex-direction: column;
    width: 100%;
    gap: 6px;
    background: transparent;
    border: none;
    box-shadow: none;
  }
  .nav-link {
    width: 100%;
    padding: 11px 14px;
  }
  .header-cta-btn {
    width: 100%;
    justify-content: center;
    margin-top: 8px;
  }
  .hero-grid {
    padding: 22px 18px;
  }
  .hero-title {
    font-size: 1.85rem;
  }
  .hero-features-list {
    flex-direction: column;
    gap: 8px;
  }
  .toc-card {
    padding: 18px 16px;
  }
  .toc-list {
    flex-direction: column;
    gap: 8px;
  }
  .toc-link {
    width: 100%;
    justify-content: center;
  }
  .services-grid {
    grid-template-columns: 1fr;
  }
  .direct-contact-card {
    padding: 26px 18px;
  }
  .direct-buttons-row {
    flex-direction: column;
    gap: 12px;
  }
  .direct-cta-btn {
    width: 100%;
    justify-content: center;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .sticky-mobile-bar {
    display: block;
  }
  .desktop-floating-actions {
    display: none;
  }
}