/* ==========================================================================
   SEAN Designs & Contracting - Premium CSS Stylesheet
   ========================================================================== */

/* Design Tokens & Custom Properties */
:root {
  /* Colors */
  --bg-primary: #0A0C10;
  --bg-secondary: #12151B;
  --bg-panel: rgba(22, 26, 35, 0.65);
  --bg-panel-solid: #171A22;
  --border-glass: rgba(212, 175, 55, 0.15);
  
  --accent-gold: #D4AF37;
  --accent-gold-hover: #EBC351;
  --gold-glow: rgba(212, 175, 55, 0.35);
  --gold-gradient: linear-gradient(135deg, #F3E0A6 0%, #D4AF37 50%, #A67C1E 100%);
  --dark-gradient: linear-gradient(180deg, #0A0C10 0%, #12151B 100%);
  
  --text-main: #E2E8F0;
  --text-muted: #94A3B8;
  --text-light: #F8FAFC;
  --text-dark: #0F172A;
  
  /* Fonts */
  --font-title: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Layout */
  --header-height: 80px;
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  
  /* Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
}

/* ==========================================================================
   Resets & Base Styles
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--accent-gold) var(--bg-primary);
  scrollbar-width: thin;
}

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

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

img {
  max-width: 100%;
  display: block;
  object-fit: cover;
}

ul {
  list-style: none;
}

/* Custom Scrollbar for Webkit */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--accent-gold);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-gold-hover);
}

/* Common Typography & Accents */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  color: var(--text-light);
  font-weight: 600;
  line-height: 1.25;
}

.gold-gradient-text {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.subtitle {
  display: block;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--accent-gold);
  margin-bottom: 0.5rem;
  font-weight: 700;
  text-transform: uppercase;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 3rem;
  position: relative;
}
.section-title.text-center {
  text-align: center;
}
.section-title.text-left {
  text-align: left;
}

.light-text {
  color: var(--text-light);
}
.gold-color {
  color: var(--accent-gold);
}

/* Glass Panel Utility */
.glass-panel {
  background: var(--bg-panel);
  backdrop-filter: blur(16px) saturate(120%);
  -webkit-backdrop-filter: blur(16px) saturate(120%);
  border: 1px solid var(--border-glass);
  border-radius: var(--border-radius-md);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.8rem;
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 500;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: var(--gold-gradient);
  color: var(--text-dark);
  border: none;
  font-weight: 600;
  box-shadow: 0 4px 15px var(--gold-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--text-light);
  border: 1px solid var(--accent-gold);
}
.btn-secondary:hover {
  background: rgba(212, 175, 55, 0.1);
  transform: translateY(-2px);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* ==========================================================================
   Floating Navigation Bar
   ========================================================================== */
.header-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: var(--transition-smooth);
  border-bottom: 1px solid transparent;
}

.header-nav.scrolled {
  background: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-glass);
  height: 70px;
}

.nav-container {
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.logo-img {
  height: 45px;
  width: auto;
  transition: var(--transition-smooth);
}
.header-nav.scrolled .logo-img {
  height: 38px;
}

.logo-text {
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu ul {
  display: flex;
  gap: 2.5rem;
}

.nav-link {
  font-family: var(--font-title);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  position: relative;
  padding: 0.5rem 0;
}

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

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

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
}

.menu-toggle .bar {
  width: 25px;
  height: 2px;
  background-color: var(--text-light);
  transition: var(--transition-smooth);
}

/* ==========================================================================
   Hero Section & Scroll-Driven Parallax
   ========================================================================== */
.hero-section {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  text-align: center;
}

.hero-bg-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120%; /* Taller for parallax translate */
  z-index: -1;
  will-change: transform;
}

.hero-bg-layer {
  width: 100%;
  height: 100%;
  background-image: url('assets/civil_structural.png');
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(10, 12, 16, 0.4) 0%, rgba(10, 12, 16, 0.95) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: 0 2rem;
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2.5rem auto;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
}

/* Native CSS Scroll Parallax Setup */
@supports ((animation-timeline: view()) and (animation-range: entry)) {
  .hero-section {
    view-timeline: --hero-tl block;
  }
  
  .hero-bg-layer {
    animation: parallax-bg linear both;
    animation-timeline: --hero-tl;
    animation-range: exit;
  }

  @keyframes parallax-bg {
    to {
      transform: translateY(25%);
    }
  }
}

/* Static Intro Animations */
.animate-fade-in {
  opacity: 0;
  animation: fadeIn 1s forwards cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-slide-up {
  opacity: 0;
  transform: translateY(30px);
  animation: slideUp 1s 0.2s forwards cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-fade-in-delayed {
  opacity: 0;
  animation: fadeIn 1.2s 0.5s forwards cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes slideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll indicator mouse */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
}

.mouse-icon {
  width: 24px;
  height: 40px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.mouse-wheel {
  width: 4px;
  height: 8px;
  background-color: var(--accent-gold);
  border-radius: 2px;
  animation: scrollWheel 1.5s infinite ease-in-out;
}

@keyframes scrollWheel {
  0% { transform: translateY(0); opacity: 0; }
  30% { opacity: 1; }
  100% { transform: translateY(12px); opacity: 0; }
}

.scroll-text {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ==========================================================================
   Section Layouts
   ========================================================================== */
section {
  padding: 8rem 0;
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Native CSS Scroll Reveal Setup */
@supports ((animation-timeline: view()) and (animation-range: entry)) {
  .scroll-reveal {
    animation: reveal-section linear both;
    animation-timeline: view();
    animation-range: entry 10% cover 40%;
  }

  @keyframes reveal-section {
    from {
      opacity: 0;
      transform: translateY(60px) scale(0.98);
    }
    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.about-description {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.metric-card {
  padding: 1.5rem 1rem;
  border-left: 3px solid var(--accent-gold);
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.05) 0%, transparent 100%);
}

.metric-number {
  display: block;
  font-family: var(--font-title);
  font-size: 2.2rem;
  font-weight: 800;
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.metric-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.visual-stack {
  position: relative;
}

.main-visual {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  border: 1px solid var(--border-glass);
}

.main-visual img {
  width: 100%;
  height: 400px;
  object-position: center;
  transition: var(--transition-smooth);
}

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

.secondary-visual {
  position: absolute;
  bottom: -2rem;
  left: -2rem;
  width: 80%;
  padding: 2rem;
}

.secondary-visual h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--accent-gold);
}

.secondary-visual p {
  font-size: 0.9rem;
  color: var(--text-main);
  line-height: 1.5;
}

/* ==========================================================================
   Services Section & Interactive Grid
   ========================================================================== */
.filter-controls {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 4rem;
}

.filter-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
  font-family: var(--font-title);
  padding: 0.6rem 1.4rem;
  font-size: 0.95rem;
  border-radius: 30px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--gold-gradient);
  color: var(--text-dark);
  border-color: transparent;
  box-shadow: 0 4px 12px var(--gold-glow);
}

.activities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.5rem;
  transition: var(--transition-smooth);
}

.activity-card {
  background: var(--bg-panel-solid);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.activity-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent-gold);
  box-shadow: 0 15px 40px rgba(212, 175, 55, 0.12);
}

.card-image-wrapper {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.card-img {
  width: 100%;
  height: 100%;
  transition: var(--transition-smooth);
}

.activity-card:hover .card-img {
  transform: scale(1.08);
}

.card-category-tag {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: rgba(10, 12, 16, 0.8);
  backdrop-filter: blur(8px);
  color: var(--accent-gold);
  padding: 0.35rem 0.85rem;
  border-radius: 30px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid var(--border-glass);
}

.card-info {
  padding: 2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  position: relative;
}

.card-num {
  font-family: var(--font-title);
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.03);
  position: absolute;
  top: 0.5rem;
  right: 1.5rem;
  line-height: 1;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
  position: relative;
  z-index: 1;
}

.card-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Service Card Filter Animation States */
.activity-card.hide {
  display: none;
}

.activity-card.show {
  animation: scaleIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* ==========================================================================
   Stats / Info Overlay Section
   ========================================================================== */
.info-section {
  position: relative;
  padding: 10rem 0;
  overflow: hidden;
}

.info-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background-size: cover;
  background-position: center;
  background-attachment: fixed; /* Parallax fallback */
}

.info-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(10, 12, 16, 0.9) 0%, rgba(10, 12, 16, 0.95) 100%);
  z-index: -1;
}

.info-content {
  position: relative;
  z-index: 1;
}

.features-flex {
  display: flex;
  gap: 2.5rem;
  margin-top: 4rem;
  flex-wrap: wrap;
}

.feature-item {
  flex: 1 1 300px;
  padding: 3rem 2.5rem;
  text-align: center;
  transition: var(--transition-smooth);
}

.feature-item:hover {
  transform: translateY(-5px);
  border-color: var(--accent-gold);
}

.feature-icon {
  font-size: 3rem;
  line-height: 1;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
}

.feature-item h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.feature-item p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ==========================================================================
   Contact Section & Interactive Forms
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 5rem;
}

.contact-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 3rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.detail-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.detail-icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-gold);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.detail-item h4 {
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.detail-item p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* WhatsApp Interactive Button */
.whatsapp-btn {
  background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
  color: #fff !important;
  font-weight: 600;
  border: none;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
  display: inline-flex;
  align-items: center;
}

.whatsapp-btn:hover {
  transform: translateY(-2px) scale(1.03) !important;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5) !important;
  background: linear-gradient(135deg, #34e772 0%, #15a191 100%) !important;
}

.whatsapp-icon {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

/* Form Styling with Premium Floating Labels */
.contact-form-col {
  padding: 3.5rem 3rem;
}

.form-title {
  font-size: 1.75rem;
  margin-bottom: 2.5rem;
  text-align: center;
}

.form-group {
  position: relative;
  margin-bottom: 2rem;
}

.form-input {
  width: 100%;
  padding: 0.9rem 1rem;
  background: rgba(10, 12, 16, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-sm);
  color: var(--text-light);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: var(--transition-smooth);
}

.form-input:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 10px rgba(212, 175, 55, 0.15);
}

/* Floating labels effect */
.form-label {
  position: absolute;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
  transition: var(--transition-smooth);
  font-size: 0.95rem;
}

textarea.form-input ~ .form-label {
  top: 1.5rem;
}

/* Focus and Filled States */
.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: -0.5rem;
  left: 0.8rem;
  font-size: 0.75rem;
  background: var(--bg-panel-solid);
  padding: 0 0.4rem;
  color: var(--accent-gold);
  border-radius: 4px;
}

/* Dropdown styling */
select.form-input {
  color: var(--text-muted);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23D4AF37' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1.25rem;
}

select.form-input:valid {
  color: var(--text-light);
}

.form-status-msg {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.95rem;
  padding: 0.75rem;
  border-radius: var(--border-radius-sm);
  display: none;
}

.form-status-msg.success {
  display: block;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10B981;
}

.form-status-msg.error {
  display: block;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #EF4444;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.main-footer {
  background-color: #06080A;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 5rem 0 2.5rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 800;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.95rem;
  max-width: 320px;
}

.footer-links h4, .footer-services h4 {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: var(--accent-gold);
}

.footer-links ul, .footer-services ul {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--accent-gold);
  transform: translateX(3px);
}

.footer-services li {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3.5rem;
  }
  
  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  
  .secondary-visual {
    position: relative;
    bottom: 0;
    left: 0;
    width: 100%;
    margin-top: 1.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
  
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .menu-toggle {
    display: flex;
    z-index: 1001;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: #0D0F13;
    border-left: 1px solid var(--border-glass);
    padding: 6rem 2rem 2rem 2rem;
    transition: var(--transition-smooth);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  }
  
  .nav-menu.open {
    right: 0;
  }
  
  .nav-menu ul {
    flex-direction: column;
    gap: 2rem;
  }
  
  .menu-toggle.open .bar:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }
  
  .menu-toggle.open .bar:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.open .bar:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  section {
    padding: 5rem 0;
  }
  
  .hero-title {
    font-size: 2.8rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .hero-actions {
    flex-direction: column;
    gap: 1rem;
  }
  
  .metrics-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form-col {
    padding: 2.5rem 1.5rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* Accessibility / Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  .animate-fade-in,
  .animate-slide-up,
  .animate-fade-in-delayed,
  .mouse-wheel,
  .scroll-reveal,
  .hero-bg-layer,
  .activity-card.show {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}