/* ========================================
   IMPERMEABILIZACIONES JIVER - Estilos
   ======================================== */

:root {
  --primary: #4A90D9;
  --primary-dark: #1E3A5F;
  --primary-darker: #0F2440;
  --primary-light: #6BB0E8;
  --primary-lighter: #E8F4FD;
  --accent: #F0A500;
  --accent-hover: #D4920A;
  --white: #FFFFFF;
  --gray-50: #F8FAFE;
  --gray-100: #F0F4F8;
  --gray-200: #D9E2EC;
  --gray-300: #BCCCDC;
  --gray-600: #627D98;
  --gray-800: #334E68;
  --text: #1F2937;
  --text-light: #6B7280;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  background: var(--white);
}

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

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

ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ========================================
   HEADER / NAVIGATION
   ======================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header.scrolled {
  border-bottom-color: var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--primary-dark);
}

.nav-logo img {
  height: 55px;
  width: auto;
}

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

.nav-links a {
  padding: 8px 18px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--gray-800);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
  background: var(--primary-lighter);
}

.nav-links .nav-cta {
  background: var(--primary);
  color: var(--white);
  padding: 10px 24px;
  border-radius: 8px;
  margin-left: 8px;
}

.nav-links .nav-cta:hover {
  background: var(--primary-dark);
  color: var(--white);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: none;
  z-index: 1001;
}

.nav-toggle span {
  width: 24px;
  height: 2.5px;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: var(--transition);
}

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

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

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

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary-dark) 50%, var(--primary) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(74, 144, 217, 0.3) 0%, transparent 70%);
  animation: heroGlow 8s ease-in-out infinite alternate;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--white), transparent);
  z-index: 2;
}

@keyframes heroGlow {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-5%, 5%) scale(1.1); }
}

.hero-content {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-top: 80px;
}

.hero-text {
  color: var(--white);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(10px);
}

.hero-badge svg {
  width: 16px;
  height: 16px;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero h1 span {
  color: var(--accent);
}

.hero-description {
  font-size: 1.15rem;
  line-height: 1.7;
  opacity: 0.9;
  margin-bottom: 40px;
  max-width: 500px;
}

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

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image-wrapper {
  position: relative;
  width: 100%;
  max-width: 500px;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.05));
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
}

.hero-image-placeholder svg {
  width: 80px;
  height: 80px;
  opacity: 0.5;
  color: white;
}

.hero-stat-card {
  position: absolute;
  background: var(--white);
  padding: 16px 24px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 4;
}

.hero-stat-card.card-1 {
  bottom: -20px;
  left: -30px;
}

.hero-stat-card.card-2 {
  top: 20px;
  right: -20px;
}

.hero-stat-card .stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hero-stat-card .stat-icon.blue {
  background: var(--primary-lighter);
  color: var(--primary);
}

.hero-stat-card .stat-icon.gold {
  background: #FFF3D0;
  color: var(--accent);
}

.hero-stat-card .stat-number {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.2;
}

.hero-stat-card .stat-label {
  font-size: 0.78rem;
  color: var(--text-light);
  font-weight: 500;
}

/* Water drops decoration */
.water-drops {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  z-index: 1;
}

.water-drop {
  position: absolute;
  width: 8px;
  height: 8px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

.water-drop:nth-child(1) { top: 20%; left: 10%; animation-delay: 0s; width: 12px; height: 12px; }
.water-drop:nth-child(2) { top: 60%; left: 85%; animation-delay: 1s; width: 6px; height: 6px; }
.water-drop:nth-child(3) { top: 40%; left: 70%; animation-delay: 2s; width: 10px; height: 10px; }
.water-drop:nth-child(4) { top: 80%; left: 25%; animation-delay: 3s; }
.water-drop:nth-child(5) { top: 15%; left: 50%; animation-delay: 4s; width: 14px; height: 14px; }
.water-drop:nth-child(6) { top: 70%; left: 55%; animation-delay: 1.5s; width: 6px; height: 6px; }

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.5; }
  50% { transform: translateY(-30px) scale(1.2); opacity: 1; }
}

/* ========================================
   BUTTONS
   ======================================== */

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

.btn-primary {
  background: var(--accent);
  color: var(--primary-darker);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(240, 165, 0, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.8);
}

.btn-blue {
  background: var(--primary);
  color: var(--white);
}

.btn-blue:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(74, 144, 217, 0.35);
}

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

/* ========================================
   SECTION UTILITIES
   ======================================== */

.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--primary-lighter);
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.15;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

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

/* ========================================
   SERVICES SECTION
   ======================================== */

.services {
  background: var(--gray-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  background: var(--primary-lighter);
  color: var(--primary);
}

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

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ========================================
   STATS SECTION
   ======================================== */

.stats {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 80px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.stat-item {
  text-align: center;
  color: var(--white);
}

.stat-number {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.95rem;
  opacity: 0.85;
  font-weight: 500;
}

/* ========================================
   WHY US SECTION
   ======================================== */

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

.why-us-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-lg);
}

.why-us-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.why-us-image-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-lighter), var(--gray-100));
  display: flex;
  align-items: center;
  justify-content: center;
}

.why-us-image-placeholder svg {
  width: 60px;
  height: 60px;
  color: var(--primary-light);
}

.why-us-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 20px;
  line-height: 1.2;
}

.why-us-content > p {
  color: var(--text-light);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 32px;
}

.why-us-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-lighter);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-item h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 4px;
}

.feature-item p {
  color: var(--text-light);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ========================================
   CTA SECTION
   ======================================== */

.cta-section {
  background: var(--gray-50);
  text-align: center;
}

.cta-box {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius-lg);
  padding: 80px 60px;
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -30%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(255,255,255,0.08), transparent 70%);
}

.cta-box h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  position: relative;
}

.cta-box p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 32px;
  position: relative;
}

.cta-box .btn {
  position: relative;
}

/* ========================================
   GALLERY / TRABAJOS
   ======================================== */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: 24px;
}

.gallery-grid .gallery-item:first-child {
  grid-column: span 2;
}

.gallery-grid .gallery-item:last-child {
  grid-column: span 2;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  group: true;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 36, 64, 0.85) 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 h3 {
  color: var(--white);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.gallery-overlay p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.85rem;
}

.gallery-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary-lighter), var(--gray-100));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--primary-light);
  transition: var(--transition);
}

.gallery-item:hover .gallery-placeholder {
  background: linear-gradient(135deg, var(--primary-lighter), var(--primary-lighter));
}

.gallery-placeholder svg {
  width: 40px;
  height: 40px;
}

.gallery-placeholder span {
  font-size: 0.85rem;
  font-weight: 600;
}

/* ========================================
   ABOUT PAGE
   ======================================== */

.about-hero {
  padding-top: 120px;
  padding-bottom: 60px;
  background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary-dark) 100%);
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.about-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--white), transparent);
}

.about-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.about-hero p {
  font-size: 1.15rem;
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
}

.page-hero {
  padding-top: 140px;
  padding-bottom: 80px;
  background: linear-gradient(135deg, var(--primary-darker) 0%, var(--primary-dark) 100%);
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--white), transparent);
}

.page-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.15rem;
  opacity: 0.85;
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   ABOUT CONTENT
   ======================================== */

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

.about-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 20px;
  line-height: 1.2;
}

.about-text p {
  color: var(--text-light);
  font-size: 1.02rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.value-card {
  text-align: center;
  padding: 40px 28px;
  border-radius: var(--radius-lg);
  background: var(--white);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.value-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--primary-lighter);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.value-icon svg {
  width: 30px;
  height: 30px;
}

.value-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.value-card p {
  color: var(--text-light);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ========================================
   CONTACT SECTION
   ======================================== */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-info h2 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.contact-info > p {
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 8px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--primary-lighter);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 22px;
  height: 22px;
}

.contact-item h4 {
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 2px;
  font-size: 0.95rem;
}

.contact-item p,
.contact-item a {
  color: var(--text-light);
  font-size: 0.92rem;
}

.contact-item a:hover {
  color: var(--primary);
}

.contact-form {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--gray-200);
  border-radius: 10px;
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--transition);
  background: var(--white);
  color: var(--text);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(74, 144, 217, 0.15);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form .btn {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 1rem;
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
  background: var(--primary-darker);
  color: var(--white);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-top: 16px;
  max-width: 300px;
}

.footer-brand img {
  height: 50px;
  filter: brightness(0) invert(1);
}

.footer h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--white);
}

.footer-links a {
  display: block;
  padding: 6px 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 6px;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
}

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

.footer-bottom {
  text-align: center;
  padding: 24px 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
}

/* ========================================
   LIGHTBOX
   ======================================== */

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

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

.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
}

.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: 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;
}

/* ========================================
   ANIMATIONS
   ======================================== */

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

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ========================================
   RESPONSIVE
   ======================================== */

@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-description {
    margin: 0 auto 40px;
  }

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

  .hero-visual {
    order: -1;
  }

  .hero-image-wrapper {
    max-width: 400px;
    margin: 0 auto;
  }

  .hero-stat-card.card-1 {
    left: 10px;
  }

  .hero-stat-card.card-2 {
    right: 10px;
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
  }

  .why-us-grid {
    grid-template-columns: 1fr;
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

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

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    padding: 100px 32px 40px;
    gap: 4px;
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
    align-items: stretch;
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    padding: 14px 18px;
    font-size: 1.05rem;
  }

  .nav-links .nav-cta {
    margin-left: 0;
    margin-top: 12px;
    text-align: center;
    justify-content: center;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

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

  .hero {
    min-height: auto;
    padding: 120px 0 80px;
  }

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

  .hero-stat-card {
    display: none;
  }

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

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .gallery-grid .gallery-item:first-child,
  .gallery-grid .gallery-item:last-child {
    grid-column: span 2;
  }

  .section {
    padding: 70px 0;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

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

  .cta-box {
    padding: 50px 30px;
  }

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

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

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

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

  .gallery-grid .gallery-item:first-child,
  .gallery-grid .gallery-item:last-child {
    grid-column: span 1;
  }

  .hero h1 {
    font-size: 1.9rem;
  }

  .section-title {
    font-size: 1.7rem;
  }

  .stat-number {
    font-size: 2.2rem;
  }

  .contact-form {
    padding: 28px 20px;
  }
}