/* ============================================
   Green Build SARL - Industrial Eco Website
   Inspired by SteelForge Template Kit
   ============================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #2ecc71;
  --color-primary-dark: #27ae60;
  --color-primary-darker: #1e8449;
  --color-accent: #f39c12;
  --color-accent-dark: #e67e22;
  --color-dark: #0a0a0a;
  --color-dark-2: #111111;
  --color-dark-3: #1a1a1a;
  --color-dark-4: #222222;
  --color-dark-5: #2a2a2a;
  --color-text: #cccccc;
  --color-text-light: #999999;
  --color-text-muted: #666666;
  --color-white: #ffffff;
  --color-border: #333333;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Open Sans', sans-serif;
  --transition: all 0.3s ease;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  --shadow-sm: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* --- 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(--color-dark);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a:hover {
  color: var(--color-primary-dark);
}

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

ul {
  list-style: none;
}

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

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 100px 0;
}

.section-dark {
  background-color: var(--color-dark-2);
}

.section-darker {
  background-color: var(--color-dark-3);
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .subtitle {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 1rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  display: block;
  margin-bottom: 10px;
}

.section-header h2 {
  margin-bottom: 15px;
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
  color: var(--color-text-light);
}

.section-header .divider {
  width: 60px;
  height: 3px;
  background: var(--color-primary);
  margin: 20px auto 0;
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 14px 36px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  color: var(--color-dark);
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(46, 204, 113, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-dark);
  transform: translateY(-2px);
}

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

.btn-accent:hover {
  background: var(--color-accent-dark);
  color: var(--color-dark);
  transform: translateY(-2px);
}

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

/* --- Preloader --- */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  pointer-events: none;
}

.preloader-spinner {
  width: 50px;
  height: 50px;
  border: 3px solid var(--color-dark-5);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
  padding: 20px 0;
}

.header.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

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

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

.logo-icon {
  width: 45px;
  height: 45px;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}

.logo-icon svg {
  width: 28px;
  height: 28px;
  fill: var(--color-dark);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-white);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.logo-text span {
  color: var(--color-primary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav-menu a {
  color: var(--color-text);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 10px 16px;
  position: relative;
  transition: var(--transition);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 5px;
  left: 16px;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

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

.nav-menu a:hover::after,
.nav-menu a.active::after {
  width: calc(100% - 32px);
}

.nav-cta {
  margin-left: 15px;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.mobile-toggle span {
  width: 28px;
  height: 2px;
  background: var(--color-white);
  transition: var(--transition);
}

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

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

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

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

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(46, 204, 113, 0.03) 2px,
    rgba(46, 204, 113, 0.03) 4px
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero-badge {
  display: inline-block;
  background: rgba(46, 204, 113, 0.15);
  border: 1px solid rgba(46, 204, 113, 0.3);
  color: var(--color-primary);
  padding: 8px 20px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 25px;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 20px;
  line-height: 1.1;
}

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

.hero p {
  font-size: 1.15rem;
  color: var(--color-text-light);
  margin-bottom: 35px;
  max-width: 550px;
}

.hero-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 50px;
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.hero-stat {
  text-align: left;
}

.hero-stat .number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  color: var(--color-primary);
  font-weight: 700;
}

.hero-stat .label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-visual {
  position: absolute;
  right: -50px;
  top: 50%;
  transform: translateY(-50%);
  width: 550px;
  height: 550px;
  opacity: 0.1;
  z-index: 1;
}

.hero-visual svg {
  width: 100%;
  height: 100%;
  fill: var(--color-primary);
}

/* --- Features Strip --- */
.features-strip {
  background: var(--color-primary);
  padding: 0;
}

.features-strip .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.feature-strip-item {
  padding: 30px 25px;
  display: flex;
  align-items: center;
  gap: 15px;
  border-right: 1px solid rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.feature-strip-item:last-child {
  border-right: none;
}

.feature-strip-item:hover {
  background: rgba(0, 0, 0, 0.1);
}

.feature-strip-icon {
  width: 50px;
  height: 50px;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-strip-icon svg {
  width: 24px;
  height: 24px;
  fill: var(--color-dark);
}

.feature-strip-text h4 {
  color: var(--color-dark);
  font-size: 1rem;
  margin-bottom: 2px;
}

.feature-strip-text p {
  font-size: 0.8rem;
  color: rgba(0, 0, 0, 0.6);
  margin: 0;
}

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

.about-image {
  position: relative;
}

.about-image-main {
  width: 100%;
  height: 450px;
  background: var(--color-dark-3);
  border: 3px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.about-image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--color-text-muted);
}

.about-image-placeholder svg {
  width: 80px;
  height: 80px;
  fill: var(--color-primary);
  opacity: 0.5;
}

.about-image-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--color-primary);
  color: var(--color-dark);
  padding: 20px 25px;
  text-align: center;
}

.about-image-badge .number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1;
}

.about-image-badge .text {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

.about-content .subtitle {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 0.9rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.about-content h2 {
  margin-bottom: 20px;
}

.about-content p {
  color: var(--color-text-light);
  margin-bottom: 25px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 30px;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.about-feature-icon {
  width: 40px;
  height: 40px;
  background: rgba(46, 204, 113, 0.1);
  border: 1px solid rgba(46, 204, 113, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.about-feature-icon svg {
  width: 20px;
  height: 20px;
  fill: var(--color-primary);
}

.about-feature h4 {
  font-size: 0.95rem;
  margin-bottom: 3px;
}

.about-feature p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

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

.service-card {
  background: var(--color-dark-3);
  border: 1px solid var(--color-border);
  padding: 40px 30px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-primary);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(46, 204, 113, 0.3);
  box-shadow: var(--shadow);
}

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

.service-icon {
  width: 70px;
  height: 70px;
  background: rgba(46, 204, 113, 0.1);
  border: 1px solid rgba(46, 204, 113, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: var(--color-primary);
}

.service-icon svg {
  width: 32px;
  height: 32px;
  fill: var(--color-primary);
  transition: var(--transition);
}

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

.service-card h3 {
  font-size: 1.3rem;
  margin-bottom: 15px;
}

.service-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-card .learn-more {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.service-card .learn-more svg {
  width: 16px;
  height: 16px;
  fill: var(--color-primary);
  transition: var(--transition);
}

.service-card .learn-more:hover svg {
  transform: translateX(5px);
}

/* --- Stats / Counters --- */
.stats-section {
  background: linear-gradient(135deg, rgba(46, 204, 113, 0.1) 0%, rgba(10, 10, 10, 0.95) 100%),
              url('../images/stats-bg.jpg') center/cover no-repeat fixed;
  padding: 80px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}

.stat-item {
  text-align: center;
  padding: 30px 20px;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 3rem;
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 10px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* --- Projects / Gallery --- */
.projects-filter {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  background: var(--color-dark-4);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-primary);
  color: var(--color-dark);
  border-color: var(--color-primary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.project-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.project-image {
  width: 100%;
  height: 280px;
  background: var(--color-dark-3);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

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

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.project-image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-text-muted);
}

.project-image-placeholder svg {
  width: 50px;
  height: 50px;
  fill: var(--color-primary);
  opacity: 0.4;
}

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(10, 10, 10, 0.9) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 25px;
  opacity: 0;
  transition: var(--transition);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-overlay .category {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 5px;
}

.project-overlay h3 {
  font-size: 1.2rem;
}

/* --- CTA Section --- */
.cta-section {
  background: var(--color-primary);
  padding: 80px 0;
  text-align: center;
}

.cta-section h2 {
  color: var(--color-dark);
  margin-bottom: 15px;
}

.cta-section p {
  color: rgba(0, 0, 0, 0.7);
  max-width: 600px;
  margin: 0 auto 30px;
}

.cta-section .btn {
  background: var(--color-dark);
  color: var(--color-white);
}

.cta-section .btn:hover {
  background: var(--color-dark-3);
  transform: translateY(-2px);
}

/* --- Team Section --- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.team-card {
  background: var(--color-dark-3);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition);
}

.team-card:hover {
  transform: translateY(-5px);
  border-color: rgba(46, 204, 113, 0.3);
}

.team-image {
  width: 100%;
  height: 280px;
  background: var(--color-dark-4);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.team-image-placeholder svg {
  width: 60px;
  height: 60px;
  fill: var(--color-text-muted);
  opacity: 0.3;
}

.team-info {
  padding: 25px;
  text-align: center;
}

.team-info h3 {
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.team-info .role {
  color: var(--color-primary);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* --- Blog Section --- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.blog-card {
  background: var(--color-dark-3);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateY(-5px);
  border-color: rgba(46, 204, 113, 0.3);
  box-shadow: var(--shadow);
}

.blog-image {
  width: 100%;
  height: 200px;
  background: var(--color-dark-4);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.blog-image-placeholder svg {
  width: 40px;
  height: 40px;
  fill: var(--color-text-muted);
  opacity: 0.3;
}

.blog-content {
  padding: 25px;
}

.blog-meta {
  display: flex;
  gap: 15px;
  margin-bottom: 12px;
}

.blog-meta span {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 5px;
}

.blog-meta span svg {
  width: 14px;
  height: 14px;
  fill: var(--color-primary);
}

.blog-content h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  transition: var(--transition);
}

.blog-card:hover .blog-content h3 {
  color: var(--color-primary);
}

.blog-content p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 15px;
}

.blog-content .read-more {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
}

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

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 25px;
  background: var(--color-dark-3);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.contact-info-card:hover {
  border-color: rgba(46, 204, 113, 0.3);
}

.contact-info-icon {
  width: 50px;
  height: 50px;
  background: rgba(46, 204, 113, 0.1);
  border: 1px solid rgba(46, 204, 113, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 22px;
  height: 22px;
  fill: var(--color-primary);
}

.contact-info-text h4 {
  font-size: 1rem;
  margin-bottom: 5px;
}

.contact-info-text p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin: 0;
}

.contact-info-text a {
  color: var(--color-text-light);
}

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

.contact-form {
  background: var(--color-dark-3);
  border: 1px solid var(--color-border);
  padding: 40px;
}

.contact-form h3 {
  margin-bottom: 25px;
}

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

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-dark-4);
  border: 1px solid var(--color-border);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(46, 204, 113, 0.1);
}

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

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

/* --- Map --- */
.map-section {
  width: 100%;
  height: 400px;
  background: var(--color-dark-3);
  display: flex;
  align-items: center;
  justify-content: center;
  border-top: 3px solid var(--color-primary);
}

.map-section iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.map-placeholder {
  text-align: center;
  color: var(--color-text-muted);
}

.map-placeholder svg {
  width: 60px;
  height: 60px;
  fill: var(--color-primary);
  opacity: 0.4;
  margin-bottom: 10px;
}

/* --- Page Header / Banner --- */
.page-header {
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.95) 0%, rgba(10, 10, 10, 0.85) 100%),
              url('../images/page-header-bg.jpg') center/cover no-repeat;
  padding: 160px 0 80px;
  text-align: center;
  position: relative;
}

.page-header::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--color-primary);
}

.page-header h1 {
  font-size: 3rem;
  margin-bottom: 15px;
}

.page-header p {
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 20px;
}

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

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

.breadcrumb span {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.breadcrumb .current {
  color: var(--color-primary);
}

/* --- Footer --- */
.footer {
  background: var(--color-dark-2);
  border-top: 3px solid var(--color-primary);
}

.footer-main {
  padding: 80px 0 40px;
}

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

.footer-about .logo {
  margin-bottom: 20px;
}

.footer-about p {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: var(--color-dark-4);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.footer-social a svg {
  width: 18px;
  height: 18px;
  fill: var(--color-text);
  transition: var(--transition);
}

.footer-social a:hover svg {
  fill: var(--color-dark);
}

.footer-column h4 {
  font-size: 1.1rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 12px;
}

.footer-column h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--color-primary);
}

.footer-column ul li {
  margin-bottom: 10px;
}

.footer-column ul li a {
  color: var(--color-text-light);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-column ul li a:hover {
  color: var(--color-primary);
  padding-left: 5px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 15px;
}

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

.footer-contact-item p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin: 0;
}

.footer-contact-item a {
  color: var(--color-text-light);
}

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

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 25px 0;
}

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

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

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

/* --- WhatsApp Float --- */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition);
  animation: pulse-whatsapp 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 30px;
  height: 30px;
  fill: #fff;
}

@keyframes pulse-whatsapp {
  0% { box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4); }
  50% { box-shadow: 0 5px 30px rgba(37, 211, 102, 0.6); }
  100% { box-shadow: 0 5px 20px rgba(37, 211, 102, 0.4); }
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 100px;
  width: 45px;
  height: 45px;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  fill: var(--color-dark);
}

/* --- Timeline --- */
.timeline {
  position: relative;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--color-border);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  justify-content: flex-end;
  padding-right: calc(50% + 30px);
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:nth-child(even) {
  justify-content: flex-start;
  padding-right: 0;
  padding-left: calc(50% + 30px);
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 20px;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  border: 3px solid var(--color-dark);
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.timeline-content {
  background: var(--color-dark-3);
  border: 1px solid var(--color-border);
  padding: 25px;
  max-width: 400px;
  transition: var(--transition);
}

.timeline-content:hover {
  border-color: rgba(46, 204, 113, 0.3);
}

.timeline-content .year {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.timeline-content h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.timeline-content p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin: 0;
}

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

.value-card {
  text-align: center;
  padding: 40px 30px;
  background: var(--color-dark-3);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.value-card:hover {
  border-color: rgba(46, 204, 113, 0.3);
  transform: translateY(-5px);
}

.value-icon {
  width: 80px;
  height: 80px;
  background: rgba(46, 204, 113, 0.1);
  border: 2px solid rgba(46, 204, 113, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.value-icon svg {
  width: 36px;
  height: 36px;
  fill: var(--color-primary);
}

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

.value-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* --- Service Detail --- */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
  border-bottom: 1px solid var(--color-border);
}

.service-detail:nth-child(even) {
  direction: rtl;
}

.service-detail:nth-child(even) > * {
  direction: ltr;
}

.service-detail-image {
  width: 100%;
  height: 350px;
  background: var(--color-dark-3);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.service-detail-content .subtitle {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.service-detail-content h2 {
  margin-bottom: 15px;
}

.service-detail-content p {
  color: var(--color-text-light);
}

.service-detail-content ul {
  margin: 20px 0;
}

.service-detail-content ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.service-detail-content ul li svg {
  width: 18px;
  height: 18px;
  fill: var(--color-primary);
  flex-shrink: 0;
}

/* --- Blog Single --- */
.blog-single-content {
  max-width: 800px;
  margin: 0 auto;
}

.blog-single-content p {
  color: var(--color-text-light);
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.blog-single-content h2 {
  font-size: 1.8rem;
  margin: 40px 0 15px;
}

.blog-single-content blockquote {
  border-left: 3px solid var(--color-primary);
  padding: 20px 30px;
  margin: 30px 0;
  background: var(--color-dark-3);
  font-style: italic;
  color: var(--color-text);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  h1 { font-size: 2.5rem; }
  h2 { font-size: 2rem; }

  .hero h1 { font-size: 3rem; }

  .hero-visual { display: none; }

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

  .feature-strip-item {
    border-right: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  }

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

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

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

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

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

  .service-detail:nth-child(even) {
    direction: ltr;
  }

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

@media (max-width: 768px) {
  .section { padding: 70px 0; }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  .hero h1 { font-size: 2.2rem; }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100vh;
    background: var(--color-dark-2);
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 30px 30px;
    transition: var(--transition);
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.5);
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-menu a {
    width: 100%;
    padding: 12px 0;
    font-size: 1rem;
  }

  .nav-menu a::after {
    display: none;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 15px;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }

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

  .services-grid,
  .projects-grid,
  .blog-grid,
  .team-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

  .footer-bottom .container {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item,
  .timeline-item:nth-child(even) {
    padding-left: 50px;
    padding-right: 0;
    justify-content: flex-start;
  }

  .timeline-dot {
    left: 20px;
  }

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

  .page-header {
    padding: 130px 0 60px;
  }

  .page-header h1 {
    font-size: 2rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

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

  .contact-form {
    padding: 25px;
  }
}

.hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(10, 10, 10, 0.7) 0%, rgba(10, 10, 10, 0.4) 50%, rgba(46, 204, 113, 0.15) 100%);
  backdrop-filter: blur(4px) brightness(0.65) contrast(1.1);
  -webkit-backdrop-filter: blur(4px) brightness(0.65) contrast(1.1);
  z-index: 1;
}

/* --- Sound Toggle Button --- */
.sound-toggle-btn {
  position: absolute;
  bottom: 40px;
  right: 40px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(10, 10, 10, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 10px 20px;
  border-radius: 30px;
  color: var(--color-white);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  outline: none;
}

.sound-toggle-btn:hover {
  background: rgba(46, 204, 113, 0.25);
  border-color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(46, 204, 113, 0.3);
}

.sound-toggle-btn:active {
  transform: translateY(-1px);
}

.sound-toggle-text {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 600;
  transition: color 0.3s ease;
}

.sound-toggle-btn:hover .sound-toggle-text {
  color: var(--color-primary);
}

/* Sound Wave Equalizer Icon */
.sound-wave-icon {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  width: 20px;
  height: 16px;
}

.sound-wave-icon .bar {
  width: 3px;
  background-color: var(--color-white);
  border-radius: 3px;
  height: 25%;
  transition: height 0.3s ease, background-color 0.3s ease;
}

.sound-toggle-btn:hover .sound-wave-icon .bar {
  background-color: var(--color-primary);
}

/* Muted state styling */
.sound-toggle-btn.muted .sound-wave-icon .bar {
  height: 25% !important;
  animation: none !important;
  background-color: rgba(255, 255, 255, 0.4);
}

.sound-toggle-btn.muted:hover .sound-wave-icon .bar {
  background-color: var(--color-primary);
}

/* Active unmuted state: equalizer animation */
.sound-toggle-btn.unmuted .sound-wave-icon .bar {
  background-color: var(--color-primary);
}

.sound-toggle-btn.unmuted .sound-wave-icon .bar:nth-child(1) {
  animation: equalize 1.2s ease-in-out infinite alternate;
}
.sound-toggle-btn.unmuted .sound-wave-icon .bar:nth-child(2) {
  animation: equalize 0.8s ease-in-out infinite alternate 0.2s;
}
.sound-toggle-btn.unmuted .sound-wave-icon .bar:nth-child(3) {
  animation: equalize 1.4s ease-in-out infinite alternate 0.1s;
}
.sound-toggle-btn.unmuted .sound-wave-icon .bar:nth-child(4) {
  animation: equalize 1.0s ease-in-out infinite alternate 0.3s;
}

@keyframes equalize {
  0% {
    height: 30%;
  }
  100% {
    height: 100%;
  }
}

/* Responsive sound button */
@media (max-width: 768px) {
  .sound-toggle-btn {
    bottom: 30px;
    right: 20px;
    padding: 8px 16px;
  }
  .sound-toggle-text {
    font-size: 0.75rem;
    letter-spacing: 1px;
  }
}