:root {
  /* Color Palette */
  --color-primary: #f59e0b;
  --color-primary-hover: #d97706;
  --color-primary-light: rgba(245, 158, 11, 0.12);
  --color-primary-glow: rgba(245, 158, 11, 0.35);

  --color-secondary: #0f172a;
  --color-secondary-light: #1e293b;
  --color-secondary-muted: #334155;

  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;

  --color-dark: #090d16;
  --color-dark-card: #131b2e;
  --color-dark-border: rgba(255, 255, 255, 0.08);

  --color-bg-light: #f8fafc;
  --color-bg-card: #ffffff;
  --color-bg-subtle: #f1f5f9;

  --color-text-main: #0f172a;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-text-white: #ffffff;

  --color-border: #e2e8f0;
  --color-success: #10b981;
  --color-whatsapp: #25d366;

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 25px var(--color-primary-glow);
  --shadow-card: 0 10px 30px -10px rgba(15, 23, 42, 0.08);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Container */
  --container-max: 1240px;
  --header-height: 80px;
}

/* ==========================================================================
   RESET & GLOBAL OVERFLOW PROTECTION
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  line-height: 1.6;
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
  position: relative;
}

img, svg, video, picture {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  border: none;
  outline: none;
  max-width: 100%;
}

button {
  cursor: pointer;
  background: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-secondary);
  word-break: break-word;
  overflow-wrap: break-word;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-primary-light);
  color: #b45309;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(245, 158, 11, 0.25);
  margin-bottom: 0.85rem;
  max-width: 100%;
}

.section-badge.dark {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-primary);
  border-color: rgba(245, 158, 11, 0.3);
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
}

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

.section-subtitle {
  color: var(--color-text-muted);
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  max-width: 680px;
  margin: 0 auto;
}

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

.text-gradient {
  background: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-header {
  text-align: center;
  margin-bottom: 2.75rem;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-align: center;
  position: relative;
  overflow: hidden;
  max-width: 100%;
  line-height: 1.35;
}

.btn-primary {
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #fbbf24, #d97706);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.5);
  transform: translateY(-2px);
  color: #ffffff;
}

.btn-secondary {
  background: var(--color-secondary);
  color: #ffffff;
}

.btn-secondary:hover {
  background: var(--color-secondary-light);
  transform: translateY(-2px);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-text-white);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
}

.btn-whatsapp {
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: #20ba59;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
  transform: translateY(-2px);
}

/* ==========================================================================
   TOP BAR & HEADER
   ========================================================================== */
.topbar {
  background: #090d16;
  color: #94a3b8;
  font-size: 0.825rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.5rem 0;
}

.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.topbar-info {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.topbar-info a, .topbar-info span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

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

.topbar-social {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.topbar-social a {
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  transition: var(--transition-fast);
}

.topbar-social a:hover {
  background: var(--color-primary);
  color: #ffffff;
}

/* Main Navigation */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
  transition: all var(--transition-normal);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 4px 20px -2px rgba(0, 0, 0, 0.08);
  height: 68px;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

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

.brand-logo img {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--color-secondary);
  position: relative;
  padding: 0.4rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  transition: width var(--transition-normal);
}

.nav-link:hover, .nav-link.active {
  color: #d97706;
}

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

.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: -0.5rem;
  min-width: 250px;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  padding: 0.6rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  pointer-events: none;
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-secondary);
  transition: var(--transition-fast);
}

.nav-dropdown-item:hover {
  background: var(--color-bg-subtle);
  color: var(--color-primary-hover);
  padding-left: 0.95rem;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--color-secondary);
  padding: 0.4rem;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  position: relative;
  background-color: #0b1120;
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 3.5rem 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-slider-item {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease-in-out, transform 7s ease-out;
  transform: scale(1.06);
}

.hero-slider-item.active {
  opacity: 0.28;
  transform: scale(1);
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 50%, rgba(15, 23, 42, 0.92) 0%, rgba(9, 13, 22, 0.98) 100%);
  z-index: 2;
}

.hero-particles {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(245, 158, 11, 0.15) 1px, transparent 1px);
  background-size: 28px 28px;
  z-index: 3;
  opacity: 0.5;
}

.hero .container {
  position: relative;
  z-index: 10;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.75rem;
  align-items: center;
}

.hero-content {
  color: #ffffff;
}

.hero-title {
  font-size: clamp(1.85rem, 4.2vw, 3.4rem);
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 1.25rem;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  color: #cbd5e1;
  line-height: 1.65;
  margin-bottom: 1.75rem;
  max-width: 580px;
}

.hero-buttons {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 2.25rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-stat-item {
  text-align: left;
}

.hero-stat-item h3 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.15rem;
  line-height: 1.1;
}

.hero-stat-item p {
  font-size: clamp(0.75rem, 1.5vw, 0.85rem);
  color: #94a3b8;
  font-weight: 500;
  line-height: 1.35;
}

/* Hero Quote / Quick Form Card */
.hero-card {
  background: rgba(30, 41, 59, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.5);
  width: 100%;
}

.hero-card-header {
  margin-bottom: 1.25rem;
  text-align: left;
}

.hero-card-header h3 {
  color: #ffffff;
  font-size: clamp(1.15rem, 2.5vw, 1.35rem);
  margin-bottom: 0.25rem;
}

.hero-card-header p {
  color: #94a3b8;
  font-size: 0.85rem;
}

.hero-form-group {
  margin-bottom: 1rem;
}

.hero-form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hero-form-input, .hero-form-select {
  width: 100%;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
  padding: 0.75rem 0.9rem;
  color: #ffffff;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.hero-form-input:focus, .hero-form-select:focus {
  border-color: var(--color-primary);
  background: rgba(15, 23, 42, 0.98);
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

.hero-form-select option {
  background: #0f172a;
  color: #ffffff;
}

.hero-card-footer {
  margin-top: 1.25rem;
}

/* ==========================================================================
   SERVICES SECTION
   ========================================================================== */
.services-section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: #ffffff;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 310px), 1fr));
  gap: 1.75rem;
}

.service-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: clamp(1.4rem, 3vw, 2rem);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), #ea580c);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(245, 158, 11, 0.35);
}

.service-card:hover::after {
  opacity: 1;
}

.service-icon-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: #d97706;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: var(--transition-normal);
}

.service-card:hover .service-icon-box {
  background: var(--color-primary);
  color: #ffffff;
  transform: scale(1.05);
}

.service-title {
  font-size: 1.25rem;
  margin-bottom: 0.65rem;
  color: var(--color-secondary);
}

.service-desc {
  color: var(--color-text-muted);
  font-size: 0.925rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.service-features-list {
  margin-bottom: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-secondary-light);
  font-weight: 500;
}

.service-feature-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: #b45309;
}

.service-link:hover {
  color: var(--color-primary-hover);
  gap: 0.6rem;
}

/* ==========================================================================
   INTERACTIVE CALCULATOR SIMULATOR
   ========================================================================== */
.calculator-section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: #0f172a;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.calc-container {
  background: #1e293b;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: clamp(1.25rem, 3vw, 2.5rem);
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.4);
  width: 100%;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.25rem;
  align-items: center;
}

.calc-options-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  width: 100%;
}

.calc-type-btn {
  background: #0f172a;
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 0.85rem 0.4rem;
  text-align: center;
  color: #cbd5e1;
  transition: all var(--transition-fast);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.825rem;
  font-weight: 600;
  width: 100%;
  min-width: 0;
}

.calc-type-btn span {
  white-space: normal;
  line-height: 1.2;
}

.calc-type-btn.active, .calc-type-btn:hover {
  border-color: var(--color-primary);
  background: rgba(245, 158, 11, 0.12);
  color: #ffffff;
}

.calc-type-btn.active svg {
  color: var(--color-primary);
}

.calc-sliders {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.slider-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  width: 100%;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: #cbd5e1;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.slider-val-badge {
  background: var(--color-primary);
  color: #ffffff;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.custom-range {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #0f172a;
  outline: none;
}

.custom-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  box-shadow: 0 0 8px rgba(245, 158, 11, 0.6);
}

/* Calculator Result Card */
.calc-result-box {
  background: linear-gradient(145deg, #090d16, #131b2e);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 2.5vw, 1.85rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  width: 100%;
}

.calc-result-box::before {
  content: 'TAHMİNİ MALİYET';
  font-size: 0.725rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.calc-price-display {
  margin: 0.5rem 0 0.75rem;
}

.calc-price-range {
  font-size: clamp(1.5rem, 3.5vw, 2.25rem);
  font-weight: 800;
  color: #ffffff;
  font-family: var(--font-heading);
  line-height: 1.15;
  word-break: break-word;
}

.calc-price-note {
  font-size: 0.775rem;
  color: #94a3b8;
  margin-bottom: 1.1rem;
  line-height: 1.4;
}

.calc-features-summary {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  text-align: left;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.9rem 0;
  margin-bottom: 1.25rem;
  font-size: 0.825rem;
  color: #cbd5e1;
}

.calc-features-summary div {
  word-break: break-word;
}

/* ==========================================================================
   WHY CHOOSE US
   ========================================================================== */
.why-us-section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: var(--color-bg-light);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1.5rem;
}

.feature-box {
  background: #ffffff;
  border-radius: var(--radius-md);
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.feature-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.feature-icon-badge {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--color-primary-light);
  color: #d97706;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.feature-box h4 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.feature-box p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

/* ==========================================================================
   WORK PROCESS
   ========================================================================== */
.process-section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: #090d16;
  color: #ffffff;
}

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

.process-step {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: clamp(1.4rem, 2.5vw, 1.85rem);
  transition: all var(--transition-normal);
}

.process-step:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  background: rgba(30, 41, 59, 0.8);
}

.step-num {
  font-size: 2.25rem;
  font-weight: 900;
  font-family: var(--font-heading);
  color: rgba(245, 158, 11, 0.3);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.process-step:hover .step-num {
  color: var(--color-primary);
}

.step-title {
  color: #ffffff;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.step-desc {
  color: #94a3b8;
  font-size: 0.875rem;
  line-height: 1.55;
}

/* ==========================================================================
   PORTFOLIO & GALLERY
   ========================================================================== */
.portfolio-section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: #ffffff;
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2.25rem;
}

.filter-btn {
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

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

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr));
  gap: 1.25rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 4 / 3;
  cursor: pointer;
  background: #0f172a;
}

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

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(9, 13, 22, 0.9) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.15rem;
}

.gallery-tag {
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

.gallery-title {
  color: #ffffff;
  font-size: 1.05rem;
  font-weight: 700;
}

.gallery-location {
  color: #94a3b8;
  font-size: 0.8rem;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(9, 13, 22, 0.95);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  padding: 1rem;
}

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

.lightbox-content {
  max-width: 900px;
  width: 100%;
  position: relative;
  text-align: center;
}

.lightbox-content img {
  max-height: 80vh;
  margin: 0 auto;
  border-radius: var(--radius-sm);
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: #ffffff;
  font-size: 2rem;
  cursor: pointer;
}

/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */
.testimonials-section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: #ffffff;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 1.5rem;
}

.testi-card {
  background: var(--color-bg-light);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testi-stars {
  color: #f59e0b;
  margin-bottom: 0.85rem;
  font-size: 0.95rem;
}

.testi-text {
  font-size: 0.9rem;
  color: var(--color-secondary-muted);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 1.25rem;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.testi-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: #d97706;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.testi-meta h5 {
  font-size: 0.95rem;
}

.testi-meta span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   FAQ SECTION
   ========================================================================== */
.faq-section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: var(--color-bg-light);
}

.faq-container {
  max-width: 820px;
  margin: 0 auto;
}

.faq-item {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  margin-bottom: 0.85rem;
  overflow: hidden;
}

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(1rem, 2.5vw, 1.25rem) clamp(1rem, 2.5vw, 1.5rem);
  text-align: left;
  font-weight: 700;
  font-size: clamp(0.925rem, 2vw, 1.025rem);
  color: var(--color-secondary);
  gap: 0.75rem;
}

.faq-question svg {
  color: var(--color-primary);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out;
  padding: 0 clamp(1rem, 2.5vw, 1.5rem);
}

.faq-answer-inner {
  padding-bottom: 1.15rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

/* ==========================================================================
   CTA BANNER
   ========================================================================== */
.cta-banner {
  background: linear-gradient(135deg, #090d16 0%, #1e293b 100%);
  color: #ffffff;
  padding: clamp(3rem, 5vw, 4.5rem) 0;
}

.cta-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.75rem;
}

.cta-text {
  max-width: 650px;
}

.cta-text h2 {
  color: #ffffff;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: 0.5rem;
}

.cta-text p {
  color: #cbd5e1;
  font-size: clamp(0.9rem, 1.8vw, 1rem);
}

.cta-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-section {
  padding: clamp(3.5rem, 6vw, 5.5rem) 0;
  background: var(--color-bg-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.5rem;
}

.contact-info-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 3vw, 2.25rem);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.contact-item-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-primary-light);
  color: #d97706;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-details h4 {
  font-size: 1rem;
  margin-bottom: 0.15rem;
}

.contact-item-details p, .contact-item-details a {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
  word-break: break-word;
}

.contact-item-details a:hover {
  color: var(--color-primary);
}

.contact-form-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 3vw, 2.25rem);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.contact-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  display: block;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: 0.35rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-light);
  color: var(--color-secondary);
  transition: var(--transition-fast);
  font-size: 0.9rem;
}

.form-control:focus {
  border-color: var(--color-primary);
  background: #ffffff;
  box-shadow: 0 0 0 3px var(--color-primary-light);
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background: #090d16;
  color: #94a3b8;
  padding-top: clamp(3rem, 5vw, 4.5rem);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.25rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand p {
  margin: 1rem 0 1.25rem;
  font-size: 0.875rem;
  line-height: 1.6;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 28px;
  height: 2px;
  background: var(--color-primary);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.85rem;
}

.footer-links a:hover {
  color: var(--color-primary);
  padding-left: 0.25rem;
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-size: 0.85rem;
}

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  word-break: break-word;
}

.footer-contact-list svg {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.footer-bottom {
  padding: 1.5rem 0;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   FLOATING ACTION BUTTONS (MOBILE OPTIMIZED)
   ========================================================================== */
.floating-actions {
  position: fixed;
  bottom: 16px;
  right: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 990;
  pointer-events: none;
}

.floating-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.28);
  transition: transform var(--transition-normal);
  color: #ffffff;
  pointer-events: auto;
}

.floating-btn:hover {
  transform: scale(1.08);
}

.floating-whatsapp {
  background: #25d366;
}

.floating-call {
  background: #f59e0b;
}

.floating-top {
  background: #0f172a;
  opacity: 0;
  visibility: hidden;
}

.floating-top.show {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   MOBILE DRAWER NAVIGATION
   ========================================================================== */
.mobile-nav-drawer {
  position: fixed;
  inset: 0;
  background: rgba(9, 13, 22, 0.75);
  backdrop-filter: blur(8px);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.mobile-nav-drawer.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-pane {
  position: absolute;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 340px;
  height: 100%;
  background: #0f172a;
  padding: 1.75rem 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  overflow-y: auto;
}

.mobile-nav-drawer.active .mobile-nav-pane {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 1.5rem 0;
}

.mobile-nav-link {
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
}

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

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */

/* Tablet & Smaller Laptops (<= 1024px) */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero-card {
    max-width: 100%;
  }
  .calc-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Tablets (<= 768px) */
@media (max-width: 768px) {
  :root {
    --header-height: 68px;
  }
  .topbar {
    display: none;
  }
  .nav-menu, .nav-actions .btn-quote {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero {
    padding: 2.5rem 0;
    min-height: auto;
  }
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }
  .hero-buttons .btn {
    width: 100%;
  }
  .cta-actions {
    width: 100%;
    flex-direction: column;
  }
  .cta-actions .btn {
    width: 100%;
  }
  .contact-form-grid {
    grid-template-columns: 1fr;
  }
}

/* Mobile Phones (<= 640px) */
@media (max-width: 640px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .calc-options-grid {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .calc-type-btn {
    flex-direction: row;
    justify-content: center;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }
  .hero-stats {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.5rem;
  }
  .hero-stat-item h3 {
    font-size: 1.35rem;
  }
  .hero-stat-item p {
    font-size: 0.7rem;
  }
  .process-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .footer-bottom-links {
    justify-content: center;
  }
  .floating-actions {
    bottom: 12px;
    right: 12px;
    gap: 6px;
  }
  .floating-btn {
    width: 42px;
    height: 42px;
  }
  .floating-btn svg {
    width: 20px;
    height: 20px;
  }
}

/* Extra Small Phones (<= 380px) */
@media (max-width: 380px) {
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }
  .hero-stat-item {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
  }
}