/* ==========================================================================
   ULUSAL TEMİZLİK - Premium Corporate Stylesheet
   Design System: Deep Slate, Electric Cyan, Emerald & Glassmorphism
   ========================================================================== */

:root {
  /* Color Tokens */
  --clr-bg-dark: #0f172a;
  --clr-bg-card-dark: #1e293b;
  --clr-surface: #ffffff;
  --clr-surface-alt: #f8fafc;
  --clr-border: #e2e8f0;
  
  --clr-primary: #0284c7;
  --clr-primary-hover: #0369a1;
  --clr-primary-light: #e0f2fe;
  
  --clr-cyan: #0ea5e9;
  --clr-cyan-glow: rgba(14, 165, 233, 0.3);
  
  --clr-accent: #f59e0b;
  --clr-accent-hover: #d97706;
  
  --clr-emerald: #10b981;
  --clr-emerald-light: #d1fae5;
  
  --clr-text-main: #1e293b;
  --clr-text-muted: #64748b;
  --clr-text-light: #94a3b8;
  --clr-text-white: #ffffff;

  /* Typography */
  --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Outfit', sans-serif;

  /* Elevation / Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 0 20px rgba(14, 165, 233, 0.35);

  /* Transitions & Border Radius */
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-main);
  background-color: var(--clr-surface-alt);
  color: var(--clr-text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

/* Utility Containers */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.mt-5 { margin-top: 3rem; }

.text-cyan { color: var(--clr-cyan); }
.text-emerald { color: var(--clr-emerald); }

.gradient-text {
  background: linear-gradient(135deg, #38bdf8 0%, #0284c7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.6rem;
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-normal);
  white-space: nowrap;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--clr-primary) 0%, #0369a1 100%);
  color: var(--clr-text-white);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.5);
}

.btn-accent {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: var(--clr-text-white);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
}

.btn-whatsapp {
  background: #25D366;
  color: var(--clr-text-white);
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #1eb855;
  color: var(--clr-text-white);
  transform: translateY(-2px);
}

.btn-outline-light {
  background: rgba(255, 255, 255, 0.1);
  color: var(--clr-text-white);
  border-color: rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(10px);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: var(--clr-surface);
}

.btn-outline-primary {
  background: transparent;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}

.btn-outline-primary:hover {
  background: var(--clr-primary);
  color: var(--clr-text-white);
}

/* Header & Top Bar */
.top-bar {
  background-color: var(--clr-bg-dark);
  color: var(--clr-text-light);
  font-size: 0.85rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-info, .top-contacts {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.top-contacts .contact-link {
  color: var(--clr-text-light);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.top-contacts .contact-link:hover {
  color: var(--clr-cyan);
}

.gsm-highlight {
  color: #34d399 !important;
  font-weight: 600;
}

/* Main Header & Nav */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
  transition: var(--transition-normal);
}

.main-header.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.98);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 85px;
}

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

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.main-logo {
  height: 54px;
  width: auto;
  object-fit: contain;
  filter: contrast(1.15) saturate(1.1) drop-shadow(0 2px 4px rgba(0,0,0,0.05));
  mix-blend-mode: multiply;
  transition: var(--transition-normal);
}

.main-logo:hover {
  transform: scale(1.03);
}

/* Corporate Logo Text Brand */
.logo-text-brand {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.1;
  user-select: none;
}

.logo-text-brand .brand-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: #0f172a;
  text-transform: uppercase;
}

.logo-text-brand .brand-highlight {
  background: linear-gradient(135deg, #0284c7 0%, #0ea5e9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-weight: 900;
  margin-left: 0.15rem;
}

.logo-text-brand .brand-subtitle {
  font-family: var(--font-main);
  font-size: 0.63rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: #0284c7;
  text-transform: uppercase;
  margin-top: 3px;
}

/* Footer Brand Typography */
.logo-link-footer {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer-brand .brand-title {
  color: #ffffff;
  font-size: 1.35rem;
}

.footer-brand .brand-highlight {
  background: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.footer-brand .brand-subtitle {
  color: #94a3b8;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--clr-text-main);
  padding: 0.4rem 0;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-cyan);
  transition: var(--transition-fast);
}

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

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

.highlight-link {
  color: var(--clr-primary) !important;
  background: var(--clr-primary-light);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--clr-bg-dark);
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  position: relative;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 60%, #0284c7 100%);
  color: var(--clr-text-white);
  padding: 5rem 0 7rem;
  overflow: hidden;
}

.hero-bg-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(rgba(14, 165, 233, 0.15) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.2rem;
  background: rgba(14, 165, 233, 0.15);
  border: 1px solid rgba(14, 165, 233, 0.4);
  color: #38bdf8;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.2rem;
}

.hero-description {
  font-size: 1.15rem;
  color: #cbd5e1;
  margin-bottom: 2rem;
  max-width: 620px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 2rem;
}

.hero-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.feature-icon {
  width: 36px;
  height: 36px;
  background: rgba(14, 165, 233, 0.2);
  color: var(--clr-cyan);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.feature-text strong {
  display: block;
  font-size: 0.9rem;
  color: var(--clr-text-white);
}

.feature-text span {
  font-size: 0.78rem;
  color: #94a3b8;
}

/* Quick Booking Card */
.quick-booking-card {
  background: rgba(30, 41, 59, 0.85);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  box-shadow: var(--shadow-lg);
}

.quick-booking-card .card-header {
  margin-bottom: 1.5rem;
}

.quick-booking-card .card-header h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.quick-booking-card .card-header p {
  font-size: 0.88rem;
  color: #94a3b8;
}

.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  color: var(--clr-text-white);
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--clr-cyan);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

/* Statistics Counter Section */
.stats-section {
  background: var(--clr-surface);
  border-bottom: 1px solid var(--clr-border);
  padding: 3rem 0;
  margin-top: -3rem;
  position: relative;
  z-index: 10;
  border-radius: var(--radius-lg);
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
  box-shadow: var(--shadow-lg);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-card {
  position: relative;
}

.stat-card:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 15%;
  height: 70%;
  width: 1px;
  background: var(--clr-border);
}

.stat-number-wrapper {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--clr-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--clr-text-muted);
  margin-top: 0.4rem;
}

/* Section Header Styles */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--clr-primary);
  background: var(--clr-primary-light);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.8rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.3rem;
  font-weight: 800;
  color: var(--clr-bg-dark);
  line-height: 1.2;
  margin-bottom: 0.8rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--clr-text-muted);
  max-width: 640px;
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 2rem;
}

.grid-2-cols { grid-template-columns: repeat(2, 1fr); }
.grid-3-cols { grid-template-columns: repeat(3, 1fr); }
.grid-4-cols { grid-template-columns: repeat(4, 1fr); }
.items-center { align-items: center; }

/* About Section */
.about-img-box {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
}

.experience-badge {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  background: var(--clr-bg-dark);
  color: var(--clr-text-white);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.exp-years {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--clr-cyan);
  display: block;
  line-height: 1;
}

.exp-text {
  font-size: 0.85rem;
  font-weight: 600;
}

.about-bullets {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-top: 1.8rem;
}

.bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.bullet-item i {
  font-size: 1.4rem;
  margin-top: 0.2rem;
}

.bullet-item p {
  font-size: 0.9rem;
  color: var(--clr-text-muted);
}

/* Calculator Section */
.calculator-section {
  background: linear-gradient(180deg, #f8fafc 0%, #e2e8f0 100%);
}

.calculator-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--clr-border);
  margin-top: 2.5rem;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 3rem;
}

.calc-label {
  font-weight: 800;
  font-size: 1.05rem;
  color: #0f172a;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.field-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: #0f172a;
  margin-bottom: 0.6rem;
}

.calc-field-group input[type="number"] {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-main);
  font-size: 1.05rem;
  font-weight: 700;
  color: #0f172a;
  background-color: #ffffff;
  border: 2px solid #cbd5e1;
  border-radius: var(--radius-sm);
  outline: none;
  transition: var(--transition-fast);
}

.calc-field-group input[type="number"]:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.2);
}

.calc-service-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-bottom: 1.8rem;
}

.service-radio {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 1rem 0.5rem;
  background: #ffffff;
  border: 2px solid #cbd5e1;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-fast);
  text-align: center;
  font-size: 0.9rem;
  font-weight: 700;
  color: #0f172a;

  input { display: none; }
  i { font-size: 1.5rem; color: #475569; }
}

.service-radio:hover {
  border-color: var(--clr-primary);
  background: var(--clr-primary-light);
}

.service-radio.active {
  background: var(--clr-primary-light);
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  i { color: var(--clr-primary); }
}

.form-row {
  display: flex;
  gap: 1rem;
}

.form-row .col {
  flex: 1;
}

.range-value-display {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.25rem;
  color: #0f172a;
  margin-top: 0.6rem;
}

.range-value-display input[type="number"] {
  width: 110px;
  padding: 0.55rem;
  font-family: var(--font-main);
  font-weight: 800;
  font-size: 1.1rem;
  color: #0f172a;
  background: #ffffff;
  border: 2px solid #cbd5e1;
  border-radius: var(--radius-sm);
  text-align: center;
}

/* Premium Range Input Custom Styling */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  background: #cbd5e1;
  border-radius: var(--radius-full);
  outline: none;
  transition: var(--transition-fast);
  cursor: pointer;
  margin: 0.8rem 0;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--clr-primary);
  box-shadow: 0 0 10px rgba(2, 132, 199, 0.4);
  cursor: pointer;
  transition: var(--transition-fast);
  border: 2px solid #ffffff;
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  background: var(--clr-primary-hover);
  box-shadow: 0 0 14px rgba(2, 132, 199, 0.6);
}

input[type="range"]::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--clr-primary);
  box-shadow: 0 0 10px rgba(2, 132, 199, 0.4);
  cursor: pointer;
  transition: var(--transition-fast);
  border: 2px solid #ffffff;
}

.freq-options {
  display: flex;
  gap: 0.8rem;
}

.freq-radio {
  flex: 1;
  text-align: center;
  padding: 0.8rem;
  background: #ffffff;
  border: 2px solid #cbd5e1;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 700;
  color: #0f172a;

  input { display: none; }
}

.freq-radio:hover {
  border-color: var(--clr-bg-dark);
}

.freq-radio.active {
  background: var(--clr-bg-dark);
  color: var(--clr-text-white);
  border-color: var(--clr-bg-dark);
}

.calc-result-box {
  display: flex;
  align-items: center;
}

.result-card {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: var(--clr-text-white);
  border-radius: var(--radius-md);
  padding: 2rem;
  width: 100%;
  box-shadow: var(--shadow-md);
}

.result-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--clr-cyan);
  display: block;
}

.selected-summary-box {
  background: rgba(14, 165, 233, 0.15);
  border: 1px dashed rgba(14, 165, 233, 0.5);
  border-radius: var(--radius-sm);
  padding: 1.2rem;
  margin: 1.2rem 0 1.5rem;
}

.selected-summary-box h3 {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--clr-text-white);
}

.selected-summary-box p {
  font-size: 0.95rem;
  color: #38bdf8;
  font-weight: 700;
  margin-top: 0.3rem;
}

.result-features {
  margin-bottom: 1.8rem;
}

.result-features li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  color: #f1f5f9;
}

.calc-disclaimer {
  font-size: 0.78rem;
  font-weight: 500;
  color: #cbd5e1;
  margin-top: 1rem;
  text-align: center;
}

/* Services Grid & Filter */
.services-filter {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  margin: 2rem 0 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.6rem 1.4rem;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  font-family: var(--font-main);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--clr-text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--clr-primary);
  color: var(--clr-text-white);
  border-color: var(--clr-primary);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

.service-card {
  background: var(--clr-surface);
  border-radius: var(--radius-md);
  padding: 2rem;
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--clr-primary-light);
}

.service-card-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 1.2rem;
}

.service-icon {
  width: 52px;
  height: 52px;
  background: var(--clr-primary-light);
  color: var(--clr-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
}

.service-badge-tse {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: #dcfce7;
  color: #15803d;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
}

.service-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--clr-bg-dark);
}

.service-desc {
  font-size: 0.92rem;
  color: var(--clr-text-muted);
  margin-bottom: 1.2rem;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--clr-text-main);
  margin-bottom: 0.4rem;
}

.service-list i { color: var(--clr-emerald); }

/* Store Section */
.store-section {
  background: var(--clr-bg-dark);
  color: var(--clr-text-white);
}

.store-section .section-title {
  color: var(--clr-text-white);
}

.store-section .section-subtitle {
  color: var(--clr-text-light);
}

.product-card {
  background: var(--clr-bg-card-dark);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 1.8rem;
  text-align: center;
  transition: var(--transition-normal);
}

.product-card:hover {
  transform: translateY(-5px);
  border-color: var(--clr-cyan);
}

.product-icon-wrap {
  width: 64px;
  height: 64px;
  background: rgba(14, 165, 233, 0.15);
  color: var(--clr-cyan);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 1.2rem;
}

.product-card h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.product-card p {
  font-size: 0.88rem;
  color: #94a3b8;
  margin-bottom: 1.5rem;
}

/* Contact Section */
.contact-section {
  background: var(--clr-surface);
}

.contact-cards-list {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-top: 2rem;
}

.contact-detail-card {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  padding: 1.2rem;
  background: var(--clr-surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
}

.c-icon {
  width: 44px;
  height: 44px;
  background: var(--clr-primary-light);
  color: var(--clr-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.c-details strong {
  display: block;
  font-size: 0.95rem;
  color: var(--clr-bg-dark);
}

.c-details p {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
}

.contact-form-card {
  background: var(--clr-surface-alt);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  border: 1px solid var(--clr-border);
  box-shadow: var(--shadow-md);
}

.contact-form-card h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.contact-form-card .form-group label {
  color: var(--clr-text-main);
}

.contact-form-card .form-group input,
.contact-form-card .form-group textarea {
  background: var(--clr-surface);
  border-color: var(--clr-border);
  color: var(--clr-text-main);
}

/* Footer */
.site-footer {
  background: #090d16;
  color: #94a3b8;
  padding: 4rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--clr-text-white);
  margin-bottom: 1rem;
}

.footer-desc {
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  gap: 0.8rem;
}

.social-links a {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--clr-text-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-links a:hover {
  background: var(--clr-primary);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--clr-text-white);
  margin-bottom: 1.2rem;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

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

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 0.8rem;
  font-size: 0.9rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  margin-top: 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.scroll-to-top {
  width: 40px;
  height: 40px;
  background: var(--clr-primary);
  color: var(--clr-text-white);
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  background: var(--clr-surface);
  width: 90%;
  max-width: 520px;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px);
  transition: var(--transition-normal);
}

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

.modal-close {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  background: transparent;
  border: none;
  font-size: 1.8rem;
  cursor: pointer;
  color: var(--clr-text-muted);
}

.modal-header h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
}

.modal-header p {
  font-size: 0.88rem;
  color: var(--clr-text-muted);
  margin-bottom: 1.5rem;
}

.modal-container .form-group label { color: var(--clr-text-main); }
.modal-container .form-group input,
.modal-container .form-group select,
.modal-container .form-group textarea {
  background: var(--clr-surface-alt);
  border-color: var(--clr-border);
  color: var(--clr-text-main);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .grid-4-cols {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3-cols {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .desktop-logo { display: none; }
  .mobile-logo { display: block; height: 42px; }

  .mobile-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 85px;
    left: 0;
    width: 100%;
    background: var(--clr-surface);
    padding: 1.5rem;
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow-md);
    display: none;
  }

  .main-nav.active {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .hero-title {
    font-size: 2.3rem;
  }

  .hero-features-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .stat-card::after {
    display: none;
  }

  .grid-2-cols, .grid-3-cols, .grid-4-cols {
    grid-template-columns: 1fr;
  }

  .calc-service-options {
    grid-template-columns: repeat(2, 1fr);
  }

  .hide-mobile {
    display: none;
  }
}