/* ==========================================================================
   EDSON VIDROS IGARAPÉ - DESIGN SYSTEM & STYLESHEET
   Aesthetics: Ultra-Modern Glassmorphism, Obsidian Slate & Crystal Cyan
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-dark: #070a13;
  --bg-surface: #0b1120;
  --bg-surface-elevated: #111b2f;
  --bg-glass: rgba(14, 23, 42, 0.65);
  --bg-glass-strong: rgba(15, 23, 42, 0.88);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 245, 212, 0.3);

  --cyan-primary: #00f5d4;
  --cyan-bright: #00c2ff;
  --cyan-deep: #0077b6;
  --emerald-accent: #10b981;
  --whatsapp-green: #25d366;
  --whatsapp-glow: rgba(37, 211, 102, 0.35);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-accent: #38bdf8;

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

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 35px rgba(0, 245, 212, 0.25);
  --shadow-whatsapp: 0 8px 28px rgba(37, 211, 102, 0.4);

  /* Borders & Radius */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video {
  max-width: 100%;
  display: block;
}

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* Glassmorphism Containers */
.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.glass-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 6.5rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 4rem auto;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(0, 245, 212, 0.1);
  border: 1px solid rgba(0, 245, 212, 0.3);
  color: var(--cyan-primary);
  padding: 0.45rem 1.15rem;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(8px);
}

.badge-tag svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.text-gradient {
  background: linear-gradient(135deg, #ffffff 10%, var(--cyan-primary) 65%, var(--cyan-bright) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.9rem 1.85rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.975rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan-primary) 0%, var(--cyan-bright) 100%);
  color: #041019;
  box-shadow: 0 4px 20px rgba(0, 245, 212, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 245, 212, 0.5);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: #ffffff;
  box-shadow: var(--shadow-whatsapp);
}

.btn-whatsapp:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 35px rgba(37, 211, 102, 0.55);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: all var(--transition-smooth);
}

.navbar.scrolled {
  padding: 0.75rem 0;
  background: rgba(7, 10, 19, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

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

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  transition: transform var(--transition-smooth);
}

.brand-link:hover .brand-logo-img {
  transform: scale(1.03);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-item a {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  padding: 0.4rem 0;
}

.nav-item a:hover,
.nav-item a.active {
  color: var(--text-main);
}

.nav-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--cyan-primary);
  transition: width var(--transition-smooth);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-phone {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-main);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
}

.nav-phone svg {
  width: 16px;
  height: 16px;
  color: var(--cyan-primary);
}

.nav-phone:hover {
  background: rgba(0, 245, 212, 0.1);
  border-color: rgba(0, 245, 212, 0.3);
}

.mobile-menu-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  padding: 0.5rem;
  border-radius: var(--radius-md);
  cursor: pointer;
}

.mobile-menu-toggle svg {
  width: 24px;
  height: 24px;
}

/* ==========================================================================
   HERO SECTION WITH BACKGROUND VIDEO
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6rem;
  padding-bottom: 4rem;
  overflow: hidden;
}

.hero-video-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

.hero-video-element {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%) scale(1.05);
  object-fit: cover;
  transition: opacity 0.8s ease-in-out;
}

/* Dark Glass Gradients Overlay for High Legibility */
.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 75% 20%, rgba(0, 245, 212, 0.12) 0%, transparent 50%),
              linear-gradient(180deg, rgba(7, 10, 19, 0.72) 0%, rgba(7, 10, 19, 0.88) 60%, var(--bg-dark) 100%);
  z-index: 2;
  backdrop-filter: blur(3px);
}

.hero-grid-pattern {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 3;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 820px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  background: rgba(14, 23, 42, 0.85);
  border: 1px solid rgba(0, 245, 212, 0.35);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  margin-bottom: 1.75rem;
  backdrop-filter: blur(12px);
}

.pulse-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background-color: var(--cyan-primary);
  box-shadow: 0 0 12px var(--cyan-primary);
  animation: pulseBeacon 2s infinite;
}

@keyframes pulseBeacon {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 245, 212, 0.7); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 10px rgba(0, 245, 212, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 245, 212, 0); }
}

.hero-badge span {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: 0.5px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.75rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 1.2rem;
  color: #cbd5e1;
  margin-bottom: 2.25rem;
  max-width: 680px;
  line-height: 1.75;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

/* Hero Stats Bar */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding: 1.5rem 2rem;
  background: rgba(14, 23, 42, 0.7);
  backdrop-filter: blur(18px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  max-width: 680px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--cyan-primary);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Video Controls Widget */
.hero-video-controls {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: rgba(11, 17, 32, 0.75);
  border: 1px solid var(--border-glass);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(14px);
}

.video-ctrl-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.video-ctrl-btn:hover {
  background: var(--cyan-primary);
  color: #041019;
  border-color: var(--cyan-primary);
  transform: scale(1.05);
}

.video-ctrl-btn svg {
  width: 16px;
  height: 16px;
}

.video-tag-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  padding: 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ==========================================================================
   SERVICES & GALLERY (WITH USER'S REAL WORK PHOTOS)
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-glow);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4), var(--shadow-glow);
}

.service-image-box {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
  background: #040810;
}

.service-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.service-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(7, 10, 19, 0.85);
  border: 1px solid rgba(0, 245, 212, 0.35);
  color: var(--cyan-primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(8px);
  letter-spacing: 0.5px;
}

.btn-zoom {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(7, 10, 19, 0.85);
  border: 1px solid var(--border-glass);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition-smooth);
  backdrop-filter: blur(8px);
}

.btn-zoom svg {
  width: 18px;
  height: 18px;
}

.service-card:hover .btn-zoom {
  opacity: 1;
  transform: translateY(0);
}

.btn-zoom:hover {
  background: var(--cyan-primary);
  color: #041019;
  border-color: var(--cyan-primary);
}

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

.service-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.service-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.spec-pill {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.service-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.service-action-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--cyan-primary);
  font-size: 0.9rem;
  font-weight: 700;
  transition: gap var(--transition-fast);
}

.service-action-link:hover {
  gap: 0.65rem;
  color: #ffffff;
}

.service-action-link svg {
  width: 16px;
  height: 16px;
}

/* ==========================================================================
   BRAND RE-CREATION & PHYSICAL TRADITION SHOWCASE
   ========================================================================== */
.about-brand-section {
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-surface) 50%, var(--bg-dark) 100%);
}

.brand-showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
}

.brand-facade-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg);
  background: #000;
}

.brand-facade-img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.brand-facade-card:hover .brand-facade-img {
  transform: scale(1.03);
}

.brand-facade-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  background: rgba(11, 17, 32, 0.88);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.facade-info h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.2rem;
}

.facade-info p {
  font-size: 0.85rem;
  color: var(--cyan-primary);
  font-weight: 600;
}

.brand-narrative {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.brand-features-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-top: 1rem;
}

.brand-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1.1rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.brand-feature-item:hover {
  background: rgba(0, 245, 212, 0.05);
  border-color: rgba(0, 245, 212, 0.2);
}

.brand-feature-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(0, 245, 212, 0.1);
  color: var(--cyan-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-feature-icon svg {
  width: 20px;
  height: 20px;
}

.brand-feature-text h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.25rem;
}

.brand-feature-text p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ==========================================================================
   INTERACTIVE QUOTE CALCULATOR / SIMULATOR VIA WHATSAPP
   ========================================================================== */
.calculator-section {
  position: relative;
}

.calculator-card {
  background: linear-gradient(145deg, rgba(17, 27, 47, 0.9) 0%, rgba(11, 17, 32, 0.95) 100%);
  border: 1px solid rgba(0, 245, 212, 0.2);
  border-radius: var(--radius-xl);
  padding: 3rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4), var(--shadow-glow);
  position: relative;
  overflow: hidden;
}

.calculator-card::after {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 245, 212, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.calc-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-label span {
  color: var(--text-dim);
  font-weight: 500;
  font-size: 0.8rem;
}

.form-select,
.form-input {
  width: 100%;
  padding: 0.9rem 1.2rem;
  background: rgba(7, 10, 19, 0.7);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: #ffffff;
  font-size: 0.95rem;
  outline: none;
  transition: all var(--transition-fast);
}

.form-select:focus,
.form-input:focus {
  border-color: var(--cyan-primary);
  box-shadow: 0 0 0 3px rgba(0, 245, 212, 0.15);
  background: rgba(7, 10, 19, 0.95);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.calc-summary-box {
  background: rgba(7, 10, 19, 0.65);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.summary-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: #ffffff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.summary-title svg {
  width: 20px;
  height: 20px;
  color: var(--cyan-primary);
}

.summary-items {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
}

.summary-item-label {
  color: var(--text-muted);
}

.summary-item-value {
  color: #ffffff;
  font-weight: 700;
}

.calc-whatsapp-box {
  background: rgba(37, 211, 102, 0.08);
  border: 1px solid rgba(37, 211, 102, 0.25);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
}

.calc-whatsapp-box p {
  font-size: 0.85rem;
  color: #cbd5e1;
  margin-bottom: 1rem;
}

/* ==========================================================================
   TRUST BADGES & DIFFERENTIALS
   ========================================================================== */
.differentials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.75rem;
}

.diff-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  text-align: center;
  transition: all var(--transition-smooth);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.diff-card:hover {
  transform: translateY(-5px);
  border-color: rgba(0, 245, 212, 0.3);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.diff-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(0, 245, 212, 0.15) 0%, rgba(0, 194, 255, 0.15) 100%);
  border: 1px solid rgba(0, 245, 212, 0.3);
  color: var(--cyan-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.diff-icon svg {
  width: 28px;
  height: 28px;
}

.diff-card h4 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
}

.diff-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   TESTIMONIALS / CLIENT REVIEWS
   ========================================================================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.review-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.review-stars {
  display: flex;
  gap: 0.25rem;
  color: #fbbf24;
  margin-bottom: 1rem;
}

.review-stars svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.review-quote {
  font-size: 0.95rem;
  color: #cbd5e1;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 1rem;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan-deep), var(--cyan-bright));
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1rem;
}

.author-meta h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
}

.author-meta p {
  font-size: 0.8rem;
  color: var(--cyan-primary);
}

/* ==========================================================================
   FAQ ACCORDION
   ========================================================================== */
.faq-wrapper {
  max-width: 840px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.faq-item.active {
  border-color: rgba(0, 245, 212, 0.35);
  background: var(--bg-surface-elevated);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: transparent;
  border: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-primary);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  background: var(--cyan-primary);
  color: #041019;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out, padding 0.35s ease-out;
  padding: 0 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  padding-bottom: 1.5rem;
}

/* ==========================================================================
   CONTACT & LOCATION
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-info-card h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-method-item {
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
}

.method-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(0, 245, 212, 0.1);
  color: var(--cyan-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.method-icon.whatsapp {
  background: rgba(37, 211, 102, 0.15);
  color: var(--whatsapp-green);
}

.method-icon svg {
  width: 24px;
  height: 24px;
}

.method-details h5 {
  font-size: 0.9rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.2rem;
}

.method-details p,
.method-details a {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
}

.method-details a:hover {
  color: var(--cyan-primary);
}

.map-container {
  height: 100%;
  min-height: 380px;
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg);
  position: relative;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  min-height: 380px;
  border: 0;
  filter: grayscale(40%) invert(90%) contrast(85%);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  background: #03060c;
  border-top: 1px solid var(--border-glass);
  padding: 4.5rem 0 2rem 0;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin: 1.25rem 0;
  max-width: 320px;
}

.footer-col h5 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.25rem;
  position: relative;
  display: inline-block;
}

.footer-col h5::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 24px;
  height: 2px;
  background: var(--cyan-primary);
}

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

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--cyan-primary);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  font-size: 0.85rem;
  color: var(--text-dim);
}

.footer-bottom a {
  color: var(--cyan-primary);
}

/* ==========================================================================
   FLOATING WHATSAPP CTA
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.floating-whatsapp-btn {
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
  transition: all var(--transition-bounce);
  animation: floatBounce 3s ease-in-out infinite;
  position: relative;
}

.floating-whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 40px rgba(37, 211, 102, 0.7);
}

.floating-whatsapp-btn svg {
  width: 32px;
  height: 32px;
}

.whatsapp-beacon {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px solid #25d366;
  animation: ripple 2s linear infinite;
  pointer-events: none;
}

@keyframes ripple {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

@keyframes floatBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

.whatsapp-badge-hint {
  background: rgba(11, 17, 32, 0.95);
  border: 1px solid rgba(37, 211, 102, 0.35);
  color: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 700;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}

/* ==========================================================================
   PHOTO LIGHTBOX MODAL
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 7, 14, 0.94);
  backdrop-filter: blur(20px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lightbox-modal.active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  position: relative;
  max-width: 900px;
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.lightbox-close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid var(--border-glass);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: transform var(--transition-fast);
}

.lightbox-close-btn:hover {
  transform: scale(1.1);
  background: var(--cyan-primary);
  color: #041019;
}

.lightbox-close-btn svg {
  width: 20px;
  height: 20px;
}

.lightbox-img-wrapper {
  max-height: 60vh;
  overflow: hidden;
  background: #000;
}

.lightbox-img-wrapper img {
  width: 100%;
  height: auto;
  max-height: 60vh;
  object-fit: contain;
  margin: 0 auto;
}

.lightbox-details {
  padding: 1.75rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.lightbox-details h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.lightbox-details p {
  color: var(--cyan-primary);
  font-size: 0.875rem;
  font-weight: 600;
}

/* ==========================================================================
   RESPONSIVENESS & MOBILE DRAWER
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3rem;
  }
  .brand-showcase-grid,
  .calc-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-phone {
    display: none;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .hero-title {
    font-size: 2.35rem;
    letter-spacing: -1px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.25rem;
  }

  .hero-video-controls {
    bottom: 1rem;
    right: 1rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .calculator-card {
    padding: 1.75rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .whatsapp-badge-hint {
    display: none;
  }

  .floating-whatsapp {
    bottom: 1.25rem;
    right: 1.25rem;
  }

  .floating-whatsapp-btn {
    width: 54px;
    height: 54px;
  }

  .lightbox-details {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: var(--bg-surface-elevated);
  border-left: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg);
  z-index: 1500;
  padding: 2.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: right 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-nav-drawer.open {
  right: 0;
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.mobile-nav-links a {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  display: block;
}

.mobile-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1400;
  display: none;
}

.mobile-backdrop.open {
  display: block;
}