/* ========================================================
   Open Claw Consulting — Master Stylesheet
   High-Tech Corporate Sleek / Dark Mode
   Mobile-First → Tablet → Desktop
   ======================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #111119;
  --bg-card: rgba(255, 255, 255, 0.04);
  --bg-glass: rgba(255, 255, 255, 0.06);
  --border-glass: rgba(255, 255, 255, 0.08);
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b8;
  --text-muted: #6b6b80;
  --accent-purple: #8b5cf6;
  --accent-purple-dim: rgba(139, 92, 246, 0.15);
  --accent-blue: #3b82f6;
  --accent-blue-dim: rgba(59, 130, 246, 0.12);
  --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
  --glow-purple: 0 0 30px rgba(139, 92, 246, 0.25);
  --glow-blue: 0 0 30px rgba(59, 130, 246, 0.2);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --font-primary: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --transition-fast: 0.2s ease;
  --transition-mid: 0.35s ease;
  --transition-slow: 0.5s ease;
  --header-height: 72px;
}

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

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

body {
  font-family: var(--font-primary);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
  color: var(--accent-blue);
}

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

ul, ol {
  list-style: none;
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  outline: none;
  background: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 6vw, 3.75rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.6rem, 4vw, 2.8rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 3vw, 1.75rem); letter-spacing: -0.01em; }
h4 { font-size: clamp(1.05rem, 2vw, 1.35rem); }

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.label-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-purple);
  background: var(--accent-purple-dim);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 1rem;
}

/* ---------- Layout Containers ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.container-narrow {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 0;
}

.section-lg {
  padding: 100px 0;
}

/* ---------- HEADER ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: 1100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  transition: background var(--transition-mid);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-primary);
  white-space: nowrap;
}

.logo svg {
  width: 36px;
  height: 36px;
}

.logo span {
  display: none;
}

/* Desktop nav */
.desktop-nav {
  display: none;
}

.desktop-nav a {
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.desktop-nav a:hover,
.desktop-nav a.active {
  color: var(--text-primary);
  background: var(--bg-glass);
}

.header-ctas {
  display: none;
}

.header-ctas .btn-sm {
  font-size: 0.82rem;
  padding: 8px 18px;
}

/* Mobile hamburger */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  z-index: 1100;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.mobile-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.mobile-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 10, 15, 0.97);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  z-index: 1050;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-mid);
}

.mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu a {
  color: var(--text-secondary);
  font-size: 1.2rem;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.mobile-menu a:hover {
  color: var(--text-primary);
  background: var(--bg-glass);
}

.mobile-menu .btn {
  margin-top: 20px;
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 30px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: var(--glow-purple);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 50px rgba(139, 92, 246, 0.35);
  color: #fff;
}

.btn-outline {
  border: 1px solid var(--border-glass);
  color: var(--text-primary);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  border-color: var(--accent-purple);
  background: var(--accent-purple-dim);
  color: var(--text-primary);
}

.btn-ghost {
  color: var(--accent-purple);
  padding: 10px 0;
}

.btn-ghost:hover {
  color: var(--accent-blue);
}

.btn-ghost svg {
  transition: transform var(--transition-fast);
}

.btn-ghost:hover svg {
  transform: translateX(4px);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 18px 40px;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

/* ---------- CARDS ---------- */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: all var(--transition-mid);
}

.glass-card:hover {
  border-color: rgba(139, 92, 246, 0.2);
  box-shadow: var(--glow-purple);
  transform: translateY(-4px);
}

.glass-card-static {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* ---------- HERO SECTION ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -30%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero h1 {
  margin-bottom: 1.2rem;
}

.hero .hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

.hero-ctas {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  margin-bottom: 3rem;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 500px;
  margin: 0 auto;
}

.stat-item {
  text-align: center;
  padding: 20px 12px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
}

.stat-item .stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item .stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ---------- CLIENT LOGOS ---------- */
.logos-bar {
  padding: 40px 0;
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}

.logos-bar p {
  text-align: center;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.logos-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0.4;
}

.logos-grid span {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}

/* ---------- GRID LAYOUTS ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

/* ---------- FEATURE / SERVICE CARDS ---------- */
.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-purple-dim);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent-purple);
}

/* ---------- PRICING CARDS ---------- */
.pricing-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: 40px 28px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  text-align: center;
  transition: all var(--transition-mid);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--accent-purple);
  box-shadow: var(--glow-purple);
}

.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-gradient);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 6px 20px;
  border-radius: 100px;
}

.pricing-card .price {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  margin: 16px 0 4px;
}

.pricing-card .price-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.pricing-card ul {
  text-align: left;
  margin-bottom: 32px;
}

.pricing-card ul li {
  position: relative;
  padding: 8px 0 8px 28px;
  font-size: 0.92rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-glass);
}

.pricing-card ul li:last-child {
  border-bottom: none;
}

.pricing-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-purple);
  font-weight: 700;
}

/* ---------- FORM STYLES ---------- */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-purple);
  box-shadow: 0 0 0 3px var(--accent-purple-dim);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

/* ---------- FAQ ACCORDION ---------- */
.faq-item {
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--bg-glass);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  text-align: left;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.03);
}

.faq-question .faq-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-mid);
}

.faq-answer-inner {
  padding: 0 24px 24px;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.8;
}

/* ---------- CASE STUDY ---------- */
.case-study-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
}

.case-study-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.case-study-body {
  padding: 28px 24px;
}

.case-study-body h3 {
  margin-bottom: 12px;
}

.case-study-metrics {
  display: flex;
  gap: 24px;
  margin: 20px 0;
  flex-wrap: wrap;
}

.metric {
  text-align: center;
}

.metric .metric-val {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-purple);
}

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

/* ---------- TEAM CARDS ---------- */
.team-card {
  text-align: center;
}

.team-card .team-photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto 16px;
  object-fit: cover;
  border: 2px solid var(--border-glass);
}

.team-card h4 {
  margin-bottom: 4px;
}

.team-card .team-role {
  font-size: 0.82rem;
  color: var(--accent-purple);
  margin-bottom: 10px;
}

.team-card p {
  font-size: 0.88rem;
}

/* ---------- MAP EMBED ---------- */
.map-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glass);
  margin-top: 32px;
}

.map-wrapper iframe {
  width: 100%;
  height: 300px;
  border: 0;
  filter: invert(90%) hue-rotate(180deg) brightness(0.9) contrast(1.1);
}

/* ---------- OVERLAY ---------- */
.submit-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-mid);
}

.submit-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.overlay-spinner {
  width: 56px;
  height: 56px;
  border: 3px solid var(--border-glass);
  border-top-color: var(--accent-purple);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  margin-bottom: 24px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.submit-overlay p {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent-purple);
  letter-spacing: 0.05em;
}

/* ---------- COOKIE BANNER ---------- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3000;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-glass);
  padding: 20px;
  transform: translateY(100%);
  transition: transform var(--transition-mid);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.cookie-banner h4 {
  margin-bottom: 8px;
  font-size: 1rem;
}

.cookie-banner p {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.cookie-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.cookie-btns .btn {
  font-size: 0.82rem;
  padding: 10px 20px;
}

.cookie-prefs {
  margin-top: 16px;
  display: none;
}

.cookie-prefs.visible {
  display: block;
}

.cookie-pref-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-glass);
  font-size: 0.85rem;
}

.cookie-pref-item:last-child {
  border-bottom: none;
}

/* Toggle switch */
.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: var(--text-muted);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--accent-purple-dim);
  border-color: var(--accent-purple);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
  background: var(--accent-purple);
}

/* ---------- FOOTER ---------- */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-glass);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 16px;
}

.footer-col a,
.footer-col p {
  display: block;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--accent-purple);
}

.footer-bottom {
  border-top: 1px solid var(--border-glass);
  padding-top: 24px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* ---------- PAGE BANNER (interior pages) ---------- */
.page-banner {
  padding: calc(var(--header-height) + 60px) 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.page-banner h1 {
  margin-bottom: 1rem;
  position: relative;
}

.page-banner p {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

/* ---------- THANK YOU PAGE ---------- */
.thankyou-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--header-height) + 40px) 20px 60px;
}

.thankyou-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  background: var(--accent-purple-dim);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-purple);
}

.thankyou-icon svg {
  width: 40px;
  height: 40px;
  stroke: var(--accent-purple);
}

/* ---------- POLICY PAGES ---------- */
.policy-content {
  padding: 40px 0 80px;
}

.policy-content h2 {
  font-size: 1.4rem;
  margin: 2.5rem 0 1rem;
}

.policy-content h3 {
  font-size: 1.15rem;
  margin: 2rem 0 0.8rem;
}

.policy-content p,
.policy-content li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.9;
}

.policy-content ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 1rem;
}

.policy-content ul li {
  margin-bottom: 6px;
}

/* ---------- Animations ---------- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- RESPONSIVE: Tablet (768px+) ---------- */
@media (min-width: 768px) {
  .section { padding: 100px 0; }
  .section-lg { padding: 130px 0; }

  .container { padding: 0 40px; }
  .container-narrow { padding: 0 40px; }

  .hero-ctas {
    flex-direction: row;
    justify-content: center;
  }

  .hero-stats {
    grid-template-columns: repeat(4, 1fr);
    max-width: 700px;
  }

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

  .form-row { grid-template-columns: repeat(2, 1fr); }

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

  .case-study-card img { height: 260px; }

  .map-wrapper iframe { height: 400px; }

  .page-banner {
    padding: calc(var(--header-height) + 80px) 0 80px;
  }
}

/* ---------- RESPONSIVE: Desktop (1024px+) ---------- */
@media (min-width: 1024px) {
  .logo span { display: inline; }

  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .header-ctas {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .mobile-toggle { display: none; }

  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }

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

  .glass-card { padding: 40px 32px; }

  .pricing-card { padding: 48px 36px; }
}

/* ---------- RESPONSIVE: Large Desktop (1280px+) ---------- */
@media (min-width: 1280px) {
  .container { padding: 0 60px; }
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}