/* ==========================================================================
   CLIMA PRIME - DESIGN SYSTEM & STYLESHEET
   Identity: Soluções em Climatização
   Location: São José dos Campos - SP, Vale do Paraíba e região
   ========================================================================== */

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

:root {
  /* Brand Palette */
  --color-dark: #050B12;
  --color-dark-surface: #0A1424;
  --color-dark-card: #111E36;
  --color-blue-primary: #008FE5;
  --color-blue-hover: #0076BD;
  --color-cyan-accent: #00BFFF;
  --color-cyan-glow: rgba(0, 191, 255, 0.25);
  --color-whatsapp: #25D366;
  --color-whatsapp-hover: #20BA5A;

  /* Neutral Spectrum */
  --color-bg-white: #FFFFFF;
  --color-bg-light: #F4F7FA;
  --color-bg-subtle: #EBF1F7;
  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;
  --color-text-main: #1E293B;
  --color-text-muted: #64748B;
  --color-text-light: #94A3B8;
  --color-text-white: #FFFFFF;

  /* Gradients */
  --gradient-brand: linear-gradient(135deg, #008FE5 0%, #00BFFF 100%);
  --gradient-dark: linear-gradient(180deg, #050B12 0%, #0A1424 100%);
  --gradient-glow: radial-gradient(circle at 50% 0%, rgba(0, 143, 229, 0.15) 0%, transparent 70%);

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Elevational Shadows */
  --shadow-sm: 0 2px 4px rgba(5, 11, 18, 0.04);
  --shadow-md: 0 4px 12px rgba(5, 11, 18, 0.08);
  --shadow-lg: 0 12px 24px rgba(5, 11, 18, 0.12);
  --shadow-xl: 0 20px 40px rgba(5, 11, 18, 0.16);
  --shadow-glow: 0 8px 24px rgba(0, 143, 229, 0.3);

  /* Structure & Animation */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  --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-bounce: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --header-height: 80px;
}

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

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

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

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  line-height: 1.25;
  font-weight: 700;
}

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

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

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

/* Layout Containers */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section-padding {
  padding: 5rem 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 3.5rem 0;
  }
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(5, 11, 18, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo Styling */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-img {
  height: 60px;
  width: auto;
  max-width: 240px;
  display: block;
  object-fit: contain;
  transition: transform var(--transition-fast), filter var(--transition-fast);
}

.logo:hover .logo-img {
  transform: scale(1.02);
  filter: drop-shadow(0 2px 10px rgba(0, 191, 255, 0.25));
}

.mobile-drawer .logo-img {
  height: 52px;
}

.footer .logo-img {
  height: 68px;
  max-width: 260px;
}

@media (max-width: 768px) {
  .logo-img {
    height: 48px;
    max-width: 200px;
  }
}

.logo-icon-svg {
  width: 44px;
  height: 44px;
}

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

.logo-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text-white);
  letter-spacing: -0.02em;
  line-height: 1;
}

.logo-title span {
  color: var(--color-cyan-accent);
}

.logo-subtitle {
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--color-text-light);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 3px;
}

/* Desktop Nav */
.nav-desktop {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 0.5rem 0;
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-cyan-accent);
}

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

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

/* Dropdown Menu for Services */
.nav-item-dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--color-dark-surface);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 0.75rem;
  width: 260px;
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  list-style: none;
}

.nav-item-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0.875rem;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.dropdown-link:hover {
  background: rgba(0, 143, 229, 0.15);
  color: var(--color-cyan-accent);
}

.dropdown-icon {
  width: 18px;
  height: 18px;
  color: var(--color-blue-primary);
}

/* Buttons System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9375rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gradient-brand);
  color: var(--color-dark);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0, 191, 255, 0.4);

}

.btn-whatsapp {
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-white);
  border-color: rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
  border-color: var(--color-cyan-accent);
  color: var(--color-cyan-accent);
  background: rgba(0, 191, 255, 0.08);
}

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

.btn-outline-dark:hover {
  border-color: var(--color-blue-primary);
  color: var(--color-blue-primary);
  background: rgba(0, 143, 229, 0.05);
}

.btn-sm {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1.125rem 2.25rem;
  font-size: 1.0625rem;
}

.btn-full {
  width: 100%;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 20px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1002;
}

.mobile-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-white);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Drawer Menu */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 85%;
  max-width: 380px;
  height: 100vh;
  background-color: var(--color-dark-surface);
  z-index: 1001;
  padding: 6rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: right var(--transition-normal);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  overflow-y: auto;
}

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

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(5, 11, 18, 0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal);
}

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

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.mobile-nav-link {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.125rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mobile-nav-link.active, .mobile-nav-link:hover {
  color: var(--color-cyan-accent);
}

.mobile-sub-menu {
  list-style: none;
  padding-left: 1rem;
  margin-top: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  border-left: 2px solid rgba(0, 143, 229, 0.3);
}

.mobile-sub-link {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
}

.mobile-sub-link:hover {
  color: var(--color-cyan-accent);
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background-color: var(--color-whatsapp);
  color: #FFFFFF;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-full);
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-bounce);
}

.whatsapp-float:hover {
  transform: scale(1.06) translateY(-3px);
  box-shadow: 0 14px 32px rgba(37, 211, 102, 0.55);
  color: #FFFFFF;
}

.whatsapp-float-icon {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.whatsapp-float-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.01em;
}

.whatsapp-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 14px;
  height: 14px;
  background-color: #FF3B30;
  border: 2px solid #FFFFFF;
  border-radius: 50%;
  animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 59, 48, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(255, 59, 48, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 59, 48, 0); }
}

@media (max-width: 600px) {
  .whatsapp-float {
    padding: 0.875rem;
    bottom: 1.25rem;
    right: 1.25rem;
  }
  .whatsapp-float-text {
    display: none;
  }
}

/* SECTION: HERO */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: calc(var(--header-height) + 2rem);
  padding-bottom: 5rem;
  background: var(--gradient-dark);
  color: var(--color-text-white);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: -10%;
  width: 600px;
  height: 600px;
  background: var(--gradient-glow);
  filter: blur(100px);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(0, 189, 255, 0.1);
  border: 1px solid rgba(0, 189, 255, 0.25);
  border-radius: var(--radius-full);
  color: var(--color-cyan-accent);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-cyan-accent);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  font-weight: 800;
  color: var(--color-text-white);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero-title span {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: 2rem;
  max-width: 580px;
  line-height: 1.6;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-location-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.65);
}

.hero-location-info svg {
  width: 18px;
  height: 18px;
  color: var(--color-cyan-accent);
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.hero-image-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.hero-image-wrapper:hover img {
  transform: scale(1.03);
}

.hero-glass-card {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  padding: 1.25rem 1.5rem;
  background: rgba(5, 11, 18, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hero-glass-icon {
  width: 42px;
  height: 42px;
  background: rgba(0, 143, 229, 0.2);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-cyan-accent);
  flex-shrink: 0;
}

.hero-glass-text p:first-child {
  font-weight: 700;
  font-size: 0.9375rem;
  color: #FFFFFF;
}

.hero-glass-text p:last-child {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.7);
}

/* SECTION HEADINGS */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-blue-primary);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--color-dark);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
}

/* SERVICES CARDS GRID */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.75rem;
}

.service-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 143, 229, 0.4);
  box-shadow: var(--shadow-lg), 0 0 20px rgba(0, 143, 229, 0.1);
}

.service-card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

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

.service-card-img-container {
  overflow: hidden;
  position: relative;
}

.service-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-icon {
  width: 48px;
  height: 48px;
  background: var(--color-bg-light);
  color: var(--color-blue-primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.service-card:hover .service-card-icon {
  background: var(--color-blue-primary);
  color: #FFFFFF;
}

.service-card-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.service-card-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  flex-grow: 1;
  line-height: 1.6;
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--color-blue-primary);
}

.service-card-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

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

/* SECTION: PROBLEM SINAIS */
.problem-section {
  background-color: var(--color-dark);
  color: var(--color-text-white);
  position: relative;
  overflow: hidden;
}

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

.problem-section .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.problem-card {
  background: var(--color-dark-card);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  transition: all var(--transition-normal);
}

.problem-card:hover {
  border-color: var(--color-cyan-accent);
  transform: translateY(-3px);
  background: #152442;
}

.problem-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 59, 48, 0.15);
  color: #FF453A;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.problem-content h4 {
  font-size: 1.0625rem;
  color: var(--color-text-white);
  margin-bottom: 0.35rem;
}

.problem-content p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

/* SECTION: WHY CHOOSE CLIMA PRIME */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.why-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
}

.why-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-blue-primary);
  box-shadow: var(--shadow-md);
}

.why-num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-bg-subtle);
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  line-height: 1;
  transition: color var(--transition-normal);
}

.why-card:hover .why-num {
  color: rgba(0, 143, 229, 0.15);
}

.why-icon {
  width: 52px;
  height: 52px;
  background: var(--gradient-brand);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark);
  margin-bottom: 1.5rem;
}

.why-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.why-desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* SECTION: HOW IT WORKS */
.steps-wrapper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
  margin-bottom: 3rem;
}

@media (max-width: 992px) {
  .steps-wrapper {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .steps-wrapper {
    grid-template-columns: 1fr;
  }
}

.step-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

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

.step-number {
  width: 56px;
  height: 56px;
  background: var(--color-dark);
  color: var(--color-cyan-accent);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  border: 3px solid var(--color-blue-primary);
}

.step-title {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* SECTION: PROJECTS / PORTFOLIO */
.gallery-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-full);
  background-color: var(--color-bg-light);
  color: var(--color-text-main);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
  cursor: pointer;
}

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

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.75rem;
}

.project-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.project-img-wrapper {
  position: relative;
  height: 230px;
  overflow: hidden;
  background-color: var(--color-bg-subtle);
}

.project-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.project-card:hover .project-img {
  transform: scale(1.06);
}

.project-placeholder-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(5, 11, 18, 0.8);
  backdrop-filter: blur(8px);
  color: var(--color-cyan-accent);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 191, 255, 0.3);
}

.project-body {
  padding: 1.5rem;
}

.project-category {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-blue-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.project-title {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.project-meta {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
}

/* SECTION: SERVICE AREA */
.area-section {
  background: var(--color-bg-light);
  position: relative;
}

.area-box {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 3.5rem 2.5rem;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.area-tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0;
}

.area-tag {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-dark);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.area-tag svg {
  width: 18px;
  height: 18px;
  color: var(--color-blue-primary);
}


/* SECTION: FAQ ACCORDION */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

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

.faq-button {
  width: 100%;
  padding: 1.35rem 1.5rem;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--color-dark);
  background: transparent;
  gap: 1rem;
}

.faq-icon {
  width: 20px;
  height: 20px;
  color: var(--color-blue-primary);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
}

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

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

.faq-item.active .faq-content {
  max-height: 300px;
  padding: 0 1.5rem 1.5rem;
}

.faq-content p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* SECTION: FINAL CTA BANNER */
.cta-banner {
  background: var(--gradient-dark);
  color: var(--color-text-white);
  border-radius: var(--radius-xl);
  padding: 4rem 2.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 400px;
  height: 200px;
  background: var(--gradient-glow);
  filter: blur(80px);
  pointer-events: none;
}

.cta-banner-title {
  color: var(--color-text-white);
  font-size: clamp(1.875rem, 3.5vw, 2.75rem);
  margin-bottom: 1rem;
}

.cta-banner-desc {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

/* FOOTER */
.footer {
  background-color: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  padding-top: 4.5rem;
  padding-bottom: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-brand-desc {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.65);
}

.footer-col-title {
  color: var(--color-text-white);
  font-size: 1.0625rem;
  margin-bottom: 1.5rem;
  position: relative;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-link {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}

.footer-link:hover {
  color: var(--color-cyan-accent);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.footer-contact-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-cyan-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}

/* PAGE SPECIFIC STYLES (Inner pages hero) */
.page-hero {
  background: var(--gradient-dark);
  color: var(--color-text-white);
  padding-top: calc(var(--header-height) + 3.5rem);
  padding-bottom: 4rem;
  text-align: center;
  position: relative;
}

.page-hero-title {
  color: var(--color-text-white);
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 1rem;
}

.page-hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  max-width: 700px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 1rem;
}

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

/* QUICK QUOTE CALCULATOR FORM */
.quote-card {
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--color-dark);
  margin-bottom: 0.5rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-blue-primary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 4px rgba(0, 143, 229, 0.15);
}

/* RESPONSIVE MEDIA QUERIES */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-location-info {
    justify-content: center;
  }
  .nav-desktop {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
}