/* ============================================
   THE CADSTUDIO — PREMIUM STYLESHEET
   ============================================ */

/* --- CSS Variables --- */
:root {
  --primary: #0B0F19;
  --secondary: #111827;
  --accent-blue: #3B82F6;
  --accent-cyan: #06B6D4;
  --silver: #E5E7EB;
  --white: #FFFFFF;
  --grey: #9CA3AF;
  --dark-border: rgba(59, 130, 246, 0.15);
  --glass-bg: rgba(17, 24, 39, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glow-blue: 0 0 20px rgba(59, 130, 246, 0.3);
  --glow-cyan: 0 0 20px rgba(6, 182, 212, 0.3);
  --transition: 0.3s ease;
  --transition-slow: 0.5s ease;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --container-width: 1200px;
  --nav-height: 80px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--primary);
  color: var(--silver);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--white);
  font-weight: 700;
  line-height: 1.2;
}

/* --- Utility --- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent-blue);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  width: 30px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: 2px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 20px;
}

.section-title .highlight {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--grey);
  max-width: 600px;
  line-height: 1.8;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: var(--white);
  box-shadow: var(--glow-blue);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(59, 130, 246, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--dark-border);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  border-color: var(--accent-blue);
  background: rgba(59, 130, 246, 0.1);
  transform: translateY(-2px);
}

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
}

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(11, 15, 25, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  height: 70px;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--white);
}

.nav-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 18px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--grey);
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(59, 130, 246, 0.1);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  border-radius: 2px;
}

.nav-cta {
  margin-left: 12px;
}

.nav-cta .btn {
  padding: 10px 24px;
  font-size: 0.85rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(11, 15, 25, 0.98);
  backdrop-filter: blur(30px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.mobile-menu.active {
  display: flex;
  opacity: 1;
  pointer-events: all;
}

.mobile-menu a {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--grey);
  padding: 12px 30px;
  border-radius: 12px;
  transition: var(--transition);
}

.mobile-menu a:hover,
.mobile-menu a.active {
  color: var(--white);
  background: rgba(59, 130, 246, 0.15);
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

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

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(59, 130, 246, 0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.08) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(59, 130, 246, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 750px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  margin-bottom: 28px;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--grey);
  margin-bottom: 40px;
  max-width: 550px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--glass-border);
}

.hero-stat h3 {
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-stat p {
  font-size: 0.85rem;
  color: var(--grey);
  margin-bottom: 0;
}

/* --- About Preview --- */
.about-preview {
  background: var(--secondary);
  position: relative;
}

.about-preview::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image-wrapper {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
}

.about-image-wrapper img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 20px;
}

.about-image-wrapper::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), transparent);
  border-radius: 20px;
}

.about-image-border {
  position: absolute;
  top: 15px;
  left: 15px;
  right: -15px;
  bottom: -15px;
  border: 2px solid var(--dark-border);
  border-radius: 20px;
  z-index: -1;
}

.about-text .section-subtitle {
  margin-bottom: 24px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 30px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 10px;
  background: rgba(59, 130, 246, 0.05);
  border: 1px solid var(--dark-border);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--silver);
}

.about-feature svg {
  width: 18px;
  height: 18px;
  color: var(--accent-blue);
  flex-shrink: 0;
}

/* --- Services Section --- */
.services-section {
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 50px;
}

.service-card {
  position: relative;
  padding: 40px 30px;
  border-radius: 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  transition: var(--transition);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(59, 130, 246, 0.3);
  box-shadow: var(--glow-blue);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  box-shadow: var(--glow-blue);
}

.service-icon svg {
  width: 26px;
  height: 26px;
  color: var(--accent-blue);
  transition: var(--transition);
}

.service-card:hover .service-icon svg {
  color: var(--white);
}

.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--grey);
  line-height: 1.7;
}

/* --- Gallery Section --- */
.gallery-section {
  background: var(--secondary);
}

.gallery-filters {
  display: flex;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 22px;
  border-radius: 8px;
  border: 1px solid var(--dark-border);
  background: transparent;
  color: var(--grey);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: var(--white);
  border-color: transparent;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-item {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 16/10;
  cursor: pointer;
  border: 1px solid var(--glass-border);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.gallery-item:hover img {
  transform: scale(1.1);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 15, 25, 0.9) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

.gallery-overlay h4 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.gallery-overlay span {
  font-size: 0.8rem;
  color: var(--accent-cyan);
}

/* --- Testimonials --- */
.testimonials-section {
  position: relative;
}

.testimonial-slider {
  position: relative;
  overflow: hidden;
  margin-top: 50px;
}

.testimonial-track {
  display: flex;
  transition: transform 0.6s ease;
}

.testimonial-card {
  min-width: 100%;
  padding: 0 40px;
}

.testimonial-card-inner {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 50px;
  position: relative;
}

.testimonial-card-inner::before {
  content: '"';
  position: absolute;
  top: 20px;
  left: 30px;
  font-size: 5rem;
  font-family: Georgia, serif;
  color: rgba(59, 130, 246, 0.15);
  line-height: 1;
}

.testimonial-text {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--silver);
  margin-bottom: 30px;
  position: relative;
  z-index: 1;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
}

.testimonial-info h4 {
  font-size: 1rem;
  margin-bottom: 2px;
}

.testimonial-info span {
  font-size: 0.85rem;
  color: var(--grey);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 30px;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--dark-border);
  background: transparent;
  color: var(--grey);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.slider-btn:hover {
  background: rgba(59, 130, 246, 0.15);
  color: var(--white);
  border-color: var(--accent-blue);
}

.slider-dots {
  display: flex;
  gap: 8px;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--dark-border);
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  background: var(--accent-blue);
  box-shadow: var(--glow-blue);
  width: 30px;
  border-radius: 5px;
}

/* --- Lead Magnet / CTA Section --- */
.lead-magnet {
  background: var(--secondary);
  position: relative;
  overflow: hidden;
}

.lead-magnet::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.1), transparent 70%);
}

.lead-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.lead-text .section-subtitle {
  margin-bottom: 30px;
}

.lead-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 10px;
}

.lead-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--silver);
}

.lead-feature svg {
  width: 20px;
  height: 20px;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.lead-form {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
}

.lead-form h3 {
  font-size: 1.3rem;
  margin-bottom: 24px;
  text-align: center;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--grey);
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border-radius: 10px;
  border: 1px solid var(--dark-border);
  background: rgba(11, 15, 25, 0.6);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 18px;
  cursor: pointer;
}

.form-group select option {
  background: var(--secondary);
  color: var(--white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group .error-msg {
  font-size: 0.78rem;
  color: #f87171;
  margin-top: 4px;
  display: none;
}

.form-group.error input,
.form-group.error textarea,
.form-group.error select {
  border-color: #f87171;
}

.form-group.error .error-msg {
  display: block;
}

.form-success {
  text-align: center;
  padding: 30px;
  display: none;
}

.form-success svg {
  width: 50px;
  height: 50px;
  color: #34d399;
  margin-bottom: 16px;
}

.form-success h3 {
  color: #34d399;
  margin-bottom: 8px;
}

.form-success p {
  color: var(--grey);
  font-size: 0.9rem;
}

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

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand .nav-logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--grey);
  line-height: 1.7;
  max-width: 280px;
}

.footer h4 {
  font-size: 1rem;
  margin-bottom: 20px;
  color: var(--white);
}

.footer-links a {
  display: block;
  font-size: 0.9rem;
  color: var(--grey);
  padding: 6px 0;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-blue);
  padding-left: 8px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.9rem;
  color: var(--grey);
}

.footer-contact-item svg {
  width: 18px;
  height: 18px;
  color: var(--accent-blue);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-socials {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.footer-socials a {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid var(--dark-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--grey);
  transition: var(--transition);
}

.footer-socials a:hover {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: var(--white);
  border-color: transparent;
}

.footer-socials a svg {
  width: 18px;
  height: 18px;
}

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--grey);
}

/* --- WhatsApp Button --- */
.whatsapp-btn {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 900;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  transition: var(--transition);
  animation: whatsappFloat 3s ease-in-out infinite;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-btn svg {
  width: 28px;
  height: 28px;
  fill: white;
}

@keyframes whatsappFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* --- Lightbox --- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.lightbox img {
  max-width: 90%;
  max-height: 85vh;
  border-radius: 12px;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-close svg {
  width: 24px;
  height: 24px;
}

/* --- Page Header --- */
.page-header {
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(59, 130, 246, 0.08), transparent 70%);
}

.page-header .container {
  position: relative;
  z-index: 1;
}

.page-header h1 {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  margin-bottom: 16px;
}

.page-header p {
  font-size: 1.1rem;
  color: var(--grey);
  max-width: 550px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--grey);
  margin-bottom: 20px;
}

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

.breadcrumb a:hover {
  text-decoration: underline;
}

/* --- About Page --- */
.about-story-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-story-image {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
}

.about-story-image img {
  width: 100%;
  height: 450px;
  object-fit: cover;
  border-radius: 20px;
}

.founder-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 50px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 40px;
  align-items: center;
}

.founder-avatar {
  width: 140px;
  height: 140px;
  border-radius: 20px;
  overflow: hidden;
  border: 3px solid var(--dark-border);
}

.founder-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.founder-info h3 {
  font-size: 1.5rem;
  margin-bottom: 4px;
}

.founder-info .role {
  color: var(--accent-cyan);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
  display: block;
}

.founder-info p {
  color: var(--grey);
  font-size: 0.95rem;
  line-height: 1.8;
}

.vision-mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.vm-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px;
  transition: var(--transition);
}

.vm-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
}

.vm-card h3 {
  font-size: 1.3rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.vm-card h3 svg {
  width: 24px;
  height: 24px;
  color: var(--accent-blue);
}

.vm-card p {
  color: var(--grey);
  line-height: 1.8;
}

/* --- Services Page --- */
.service-detail-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  transition: var(--transition);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 30px;
  align-items: start;
}

.service-detail-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
  box-shadow: var(--glow-blue);
}

.service-detail-icon {
  width: 70px;
  height: 70px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-detail-icon svg {
  width: 32px;
  height: 32px;
  color: var(--accent-blue);
}

.service-detail-card h3 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.service-detail-card p {
  color: var(--grey);
  line-height: 1.8;
  margin-bottom: 16px;
}

.service-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.service-tag {
  padding: 5px 14px;
  border-radius: 6px;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid var(--dark-border);
  font-size: 0.78rem;
  color: var(--accent-cyan);
}

/* --- Process Section --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 50px;
}

.process-card {
  text-align: center;
  padding: 40px 20px;
  border-radius: 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  transition: var(--transition);
  position: relative;
}

.process-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
}

.process-number {
  font-size: 3rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  font-family: var(--font-heading);
}

.process-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.process-card p {
  font-size: 0.85rem;
  color: var(--grey);
}

/* --- Gallery Page --- */
.gallery-page-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* --- Testimonials Page --- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.testimonial-page-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 36px;
  transition: var(--transition);
  position: relative;
}

.testimonial-page-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateY(-4px);
}

.testimonial-page-card::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 24px;
  font-size: 4rem;
  font-family: Georgia, serif;
  color: rgba(59, 130, 246, 0.1);
  line-height: 1;
}

.testimonial-page-card .stars {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
}

.testimonial-page-card .stars svg {
  width: 16px;
  height: 16px;
  color: #fbbf24;
  fill: #fbbf24;
}

.testimonial-page-card .text {
  font-size: 0.95rem;
  color: var(--silver);
  line-height: 1.8;
  margin-bottom: 24px;
}

.testimonial-page-card .author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-page-card .author-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: var(--white);
}

.testimonial-page-card .author h4 {
  font-size: 0.95rem;
  margin-bottom: 2px;
}

.testimonial-page-card .author span {
  font-size: 0.8rem;
  color: var(--grey);
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 28px;
  display: flex;
  align-items: flex-start;
  gap: 18px;
  transition: var(--transition);
}

.contact-card:hover {
  border-color: rgba(59, 130, 246, 0.3);
  transform: translateX(4px);
}

.contact-card-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(6, 182, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-card-icon svg {
  width: 22px;
  height: 22px;
  color: var(--accent-blue);
}

.contact-card h4 {
  font-size: 1rem;
  margin-bottom: 6px;
}

.contact-card p {
  font-size: 0.9rem;
  color: var(--grey);
  line-height: 1.6;
}

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

.contact-card a:hover {
  text-decoration: underline;
}

.contact-form-wrapper {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
}

.contact-form-wrapper h3 {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.contact-form-wrapper > p {
  color: var(--grey);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

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

  .about-grid,
  .about-story-grid,
  .lead-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .founder-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .founder-avatar {
    margin: 0 auto;
  }
}

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

  .hamburger {
    display: flex;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-stats {
    gap: 24px;
    flex-wrap: wrap;
  }

  .hero-stat h3 {
    font-size: 2rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .vision-mission-grid {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

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

  .service-detail-card {
    grid-template-columns: 1fr;
  }

  .section-padding {
    padding: 70px 0;
  }

  .testimonial-card {
    padding: 0 10px;
  }

  .testimonial-card-inner {
    padding: 30px;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    justify-content: center;
  }

  .gallery-grid,
  .gallery-page-grid {
    grid-template-columns: 1fr;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .lead-form {
    padding: 28px;
  }

  .contact-form-wrapper {
    padding: 28px;
  }
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--primary);
}

::-webkit-scrollbar-thumb {
  background: var(--dark-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent-blue);
}

/* --- Selection --- */
::selection {
  background: rgba(59, 130, 246, 0.3);
  color: var(--white);
}