/* =============================================
   AEDES COMPANY - Professional Corporate Website
   Main Stylesheet
   ============================================= */

/* ---------- CSS Variables (Theme Colors) ---------- */
:root {
  --primary-dark: #0a1628;
  --primary-blue: #1a3a6b;
  --primary-royal: #2563eb;
  --primary-light: #3b82f6;
  --accent-blue: #60a5fa;
  --accent-sky: #93c5fd;
  --white: #ffffff;
  --off-white: #f8fafc;
  --light-gray: #f1f5f9;
  --medium-gray: #cbd5e1;
  --dark-gray: #475569;
  --text-dark: #1e293b;
  --text-body: #334155;
  --text-muted: #64748b;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 50px rgba(0,0,0,0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --font-heading: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --nav-height: 80px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text-body);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
ul { list-style: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  line-height: 1.25;
  font-weight: 700;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }
p { margin-bottom: 1rem; }
.container { width: 90%; max-width: 1200px; margin: 0 auto; }
section { padding: 90px 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px; font-weight: 600;
  font-size: 0.95rem; cursor: pointer; border: 2px solid transparent;
  transition: all var(--transition-base); letter-spacing: 0.3px;
}
.btn-primary {
  background: var(--primary-royal); color: var(--white);
  border-color: var(--primary-royal);
}
.btn-primary:hover {
  background: var(--primary-blue); border-color: var(--primary-blue);
  transform: translateY(-2px); box-shadow: var(--shadow-lg);
}
.btn-outline {
  background: transparent; color: var(--white);
  border-color: var(--white);
}
.btn-outline:hover {
  background: var(--white); color: var(--primary-royal);
  transform: translateY(-2px); box-shadow: var(--shadow-lg);
}
.btn-secondary {
  background: var(--white); color: var(--primary-royal);
  border-color: var(--primary-royal);
}
.btn-secondary:hover {
  background: var(--primary-royal); color: var(--white);
  transform: translateY(-2px); box-shadow: var(--shadow-lg);
}

/* ---------- Section Header ---------- */
.section-header { text-align: center; margin-bottom: 60px; }
.section-header .subtitle {
  display: inline-block; color: var(--primary-royal);
  font-weight: 600; text-transform: uppercase; letter-spacing: 3px;
  font-size: 0.85rem; margin-bottom: 12px;
}
.section-header h2 { margin-bottom: 18px; }
.section-header p {
  max-width: 650px; margin: 0 auto; color: var(--text-muted);
  font-size: 1.05rem;
}
.section-divider {
  width: 60px; height: 4px; background: linear-gradient(90deg, var(--primary-royal), var(--accent-blue));
  margin: 16px auto 0; border-radius: 2px;
}

/* =============================================
   NAVIGATION
   ============================================= */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 18px 0; transition: all var(--transition-base);
  background: #ffffff;
  box-shadow: 0 2px 15px rgba(0,0,0,0.08);
}
.navbar.scrolled {
  background: #ffffff;
  padding: 10px 0; box-shadow: var(--shadow-lg);
}
.navbar .container {
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.5rem; font-weight: 800; color: var(--text-dark);
  letter-spacing: 1px;
}
.nav-logo .logo-icon {
  width: 42px; height: 42px; background: var(--primary-royal);
  border-radius: var(--radius-sm); display: flex; align-items: center;
  justify-content: center; font-size: 1.2rem; color: var(--white);
  font-weight: 900;
}
.nav-logo img {
  height: 60px; width: auto; object-fit: contain;
  filter: drop-shadow(0 1px 4px rgba(0,0,0,0.12));
  transition: all var(--transition-fast);
}
.navbar.scrolled .nav-logo img {
  height: 52px;
}
.theme-toggle {
  width: 42px; height: 42px; flex-shrink: 0; border-radius: 50%;
  background: var(--light-gray); border: 1px solid var(--medium-gray);
  color: var(--text-dark); cursor: pointer; display: flex;
  align-items: center; justify-content: center; margin-left: 12px;
  transition: all var(--transition-fast);
}
.theme-toggle:hover {
  background: var(--primary-royal); border-color: var(--primary-royal);
  color: var(--white); transform: translateY(-2px);
}
.theme-toggle svg { width: 20px; height: 20px; }
.theme-toggle .icon-sun { display: none; }
body.dark-mode .theme-toggle .icon-moon { display: none; }
body.dark-mode .theme-toggle .icon-sun { display: block; }
.nav-links { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.nav-links a {
  color: var(--text-body); padding: 8px 18px;
  border-radius: 50px; font-weight: 600; font-size: 0.92rem;
  transition: all var(--transition-fast); position: relative;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--primary-royal); background: rgba(37,99,235,0.08);
}
.nav-links a.active::after {
  content: ''; position: absolute; bottom: 2px; left: 50%;
  transform: translateX(-50%); width: 20px; height: 3px;
  background: var(--primary-royal); border-radius: 2px;
}
/* Hamburger */
.hamburger {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  background: none; border: none; padding: 6px; z-index: 1001;
}
.hamburger span {
  width: 26px; height: 2.5px; background: var(--text-dark);
  border-radius: 2px; transition: all var(--transition-base);
}
.hamburger.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  position: relative; min-height: 80vh; display: flex;
  align-items: center; justify-content: center; overflow: hidden;
  padding-top: 130px; padding-bottom: 80px;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background: url('../images/background.jpg') center/cover no-repeat;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}
@keyframes heroZoom {
  0% { transform: scale(1.05); }
  100% { transform: scale(1.15); }
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(135deg, rgba(10,22,40,0.85) 0%, rgba(26,58,107,0.7) 50%, rgba(37,99,235,0.5) 100%);
}
.hero-content {
  position: relative; z-index: 2; text-align: center;
  color: var(--white); max-width: 850px; padding: 0 20px;
}
.hero-content .hero-badge {
  display: inline-block; padding: 8px 24px;
  border: 1px solid rgba(255,255,255,0.3); border-radius: 50px;
  font-size: 0.85rem; letter-spacing: 3px; text-transform: uppercase;
  margin-bottom: 24px; backdrop-filter: blur(4px);
  background: rgba(255,255,255,0.08);
}
.hero-content h1 {
  color: var(--white); font-size: clamp(2.5rem, 6vw, 4.2rem);
  margin-bottom: 16px; font-weight: 800; letter-spacing: -0.5px;
}
.hero-content .hero-tagline {
  font-size: clamp(1rem, 2.5vw, 1.35rem); letter-spacing: 6px;
  text-transform: uppercase; margin-bottom: 20px;
  color: var(--accent-sky); font-weight: 300;
}
.hero-content .hero-desc {
  font-size: 1.1rem; color: rgba(255,255,255,0.85);
  max-width: 600px; margin: 0 auto 36px; line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-scroll-indicator {
  position: absolute; bottom: 30px; left: 50%;
  transform: translateX(-50%); z-index: 2;
  animation: scrollBounce 2s ease-in-out infinite;
}
.hero-scroll-indicator a {
  display: flex; flex-direction: column; align-items: center;
  color: rgba(255,255,255,0.6); font-size: 0.75rem;
  letter-spacing: 2px; text-transform: uppercase; gap: 8px;
}
.hero-scroll-indicator .scroll-arrow {
  width: 24px; height: 24px; border-right: 2px solid rgba(255,255,255,0.6);
  border-bottom: 2px solid rgba(255,255,255,0.6);
  transform: rotate(45deg);
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* Hero Animations */
.hero-content .hero-badge { animation: fadeInDown 0.8s ease forwards; opacity: 0; }
.hero-content h1 { animation: fadeInUp 0.8s ease 0.2s forwards; opacity: 0; }
.hero-content .hero-tagline { animation: fadeInUp 0.8s ease 0.4s forwards; opacity: 0; }
.hero-content .hero-desc { animation: fadeInUp 0.8s ease 0.6s forwards; opacity: 0; }
.hero-buttons { animation: fadeInUp 0.8s ease 0.8s forwards; opacity: 0; }

/* ---------- Page Hero (inner pages) ---------- */
.page-hero {
  position: relative; padding: 125px 0 45px; text-align: center;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 60%, var(--primary-royal) 100%);
  overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.page-hero h1 { color: var(--white); margin-bottom: 12px; position: relative; }
.page-hero p { color: rgba(255,255,255,0.75); font-size: 1.1rem; position: relative; }
.breadcrumb {
  display: flex; justify-content: center; gap: 10px; margin-top: 20px;
  color: rgba(255,255,255,0.6); font-size: 0.9rem; position: relative;
}
.breadcrumb a { color: var(--accent-sky); }
.breadcrumb a:hover { text-decoration: underline; }

/* =============================================
   KEYFRAMES
   ============================================= */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

/* Scroll reveal classes */
.reveal {
  opacity: 0; transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-left {
  opacity: 0; transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.revealed { opacity: 1; transform: translateX(0); }
.reveal-right {
  opacity: 0; transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right.revealed { opacity: 1; transform: translateX(0); }
.reveal-scale {
  opacity: 0; transform: scale(0.9);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-scale.revealed { opacity: 1; transform: scale(1); }

/* =============================================
   FEATURES / HIGHLIGHTS STRIP
   ============================================= */
.highlights {
  background: var(--off-white); padding: 70px 0;
}
.highlights-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px;
}
.highlight-card {
  text-align: center; padding: 36px 20px;
  background: var(--white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); transition: all var(--transition-base);
}
.highlight-card:hover {
  transform: translateY(-6px); box-shadow: var(--shadow-lg);
}
.highlight-icon {
  width: 64px; height: 64px; margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--primary-royal), var(--accent-blue));
  border-radius: var(--radius-md); display: flex; align-items: center;
  justify-content: center; font-size: 1.6rem; color: var(--white);
}
.highlight-card h3 { margin-bottom: 8px; font-size: 1.15rem; }
.highlight-card p { color: var(--text-muted); font-size: 0.92rem; margin: 0; }

/* =============================================
   ABOUT SECTION (Home preview)
   ============================================= */
.about-preview { background: var(--white); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.about-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; }
.about-image img {
  width: 100%; height: 420px; object-fit: cover;
  border-radius: var(--radius-lg);
}
.about-image .experience-badge {
  position: absolute; bottom: 24px; left: 24px;
  background: var(--primary-royal); color: var(--white);
  padding: 16px 24px; border-radius: var(--radius-md);
  text-align: center; box-shadow: var(--shadow-lg);
}
.experience-badge .number { font-size: 2.2rem; font-weight: 800; display: block; line-height: 1; }
.experience-badge .label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; }
.about-text .subtitle {
  color: var(--primary-royal); font-weight: 600; text-transform: uppercase;
  letter-spacing: 3px; font-size: 0.85rem; margin-bottom: 10px;
}
.about-text h2 { margin-bottom: 18px; }
.about-text p { color: var(--text-muted); }
.about-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 30px;
}
.stat-item { text-align: center; padding: 16px; }
.stat-item .stat-number {
  font-size: 2rem; font-weight: 800; color: var(--primary-royal);
  display: block;
}
.stat-item .stat-label { font-size: 0.85rem; color: var(--text-muted); }

/* =============================================
   SERVICES CARDS
   ============================================= */
.services-section { background: var(--light-gray); }
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px;
}
.service-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 40px 30px;
  box-shadow: var(--shadow-sm); transition: all var(--transition-base);
  position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--primary-royal), var(--accent-blue));
  transform: scaleX(0); transform-origin: left; transition: transform var(--transition-base);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
  transform: translateY(-8px); box-shadow: var(--shadow-xl);
}
.service-icon {
  width: 70px; height: 70px; margin-bottom: 22px;
  background: linear-gradient(135deg, rgba(37,99,235,0.1), rgba(96,165,250,0.1));
  border-radius: var(--radius-md); display: flex; align-items: center;
  justify-content: center; font-size: 1.8rem; color: var(--primary-royal);
  transition: all var(--transition-base);
}
.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--primary-royal), var(--accent-blue));
  color: var(--white);
}
.service-card h3 { margin-bottom: 12px; }
.service-card p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 18px; }
.service-link {
  color: var(--primary-royal); font-weight: 600; font-size: 0.9rem;
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap var(--transition-fast);
}
.service-link:hover { gap: 12px; }

/* =============================================
   SERVICE CATEGORY SECTIONS
   ============================================= */
.service-category { padding: 80px 0; }
.service-category:nth-child(even) { background: var(--light-gray); }
.service-category:nth-child(odd) { background: var(--white); }
.service-category-header {
  display: grid; grid-template-columns: 1fr 1fr; gap: 50px;
  align-items: center; margin-bottom: 50px;
}
.service-category-header .sc-text .subtitle {
  color: var(--primary-royal); font-weight: 600; text-transform: uppercase;
  letter-spacing: 3px; font-size: 0.85rem; margin-bottom: 10px;
}
.service-category-header .sc-text h2 { margin-bottom: 16px; }
.service-category-header .sc-text p { color: var(--text-muted); font-size: 1rem; }
.service-category-header .sc-image {
  border-radius: var(--radius-lg); overflow: hidden;
}
.service-category-header .sc-image img {
  width: 100%; height: 340px; object-fit: cover;
  border-radius: var(--radius-lg);
}
.service-items-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.service-item {
  background: var(--white); border-radius: var(--radius-md); padding: 28px 22px;
  text-align: center; box-shadow: var(--shadow-sm);
  transition: all var(--transition-base); border: 1px solid transparent;
}
.service-category:nth-child(odd) .service-item {
  background: var(--light-gray);
}
.service-item:hover {
  transform: translateY(-6px); box-shadow: var(--shadow-lg);
  border-color: var(--primary-royal);
}
.service-item .si-icon {
  width: 52px; height: 52px; margin: 0 auto 14px;
  background: linear-gradient(135deg, rgba(37,99,235,0.1), rgba(96,165,250,0.15));
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; color: var(--primary-royal); font-size: 1.2rem;
  transition: all var(--transition-base);
}
.service-item:hover .si-icon {
  background: linear-gradient(135deg, var(--primary-royal), var(--accent-blue));
  color: var(--white);
}
.service-item h4 {
  font-size: 0.95rem; color: var(--text-dark); margin-bottom: 6px; font-weight: 600;
}
.service-item p {
  color: var(--text-muted); font-size: 0.82rem; margin: 0; line-height: 1.5;
}

@media (max-width: 1024px) {
  .service-category-header { grid-template-columns: 1fr; gap: 30px; }
  .service-items-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .service-items-grid { grid-template-columns: repeat(2, 1fr); }
  .service-category { padding: 60px 0; }
}
@media (max-width: 480px) {
  .service-items-grid { grid-template-columns: 1fr; }
}

/* =============================================
   ABOUT PAGE
   ============================================= */
.about-intro { background: var(--white); }
.about-intro-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.about-intro-img { border-radius: var(--radius-lg); overflow: hidden; }
.about-intro-img img { width: 100%; height: 460px; object-fit: cover; }
.experience-list {
  list-style: disc; padding-left: 24px; margin: 16px 0;
}
.experience-list li {
  padding: 4px 0; color: var(--text-body); font-size: 1rem;
  line-height: 1.7;
}
.supply-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px;
  margin-top: 20px;
}
.supply-item {
  background: var(--white); border-radius: var(--radius-md);
  overflow: hidden; text-align: center;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.supply-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}
.supply-img {
  width: 100%; height: 220px; overflow: hidden;
}
.supply-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-slow);
}
.supply-item:hover .supply-img img {
  transform: scale(1.08);
}
.supply-item h4 {
  padding: 16px 12px; margin: 0;
  font-size: 1rem; color: var(--text-dark);
  font-weight: 700;
}
.mission-vision {
  background: var(--light-gray);
}
.mv-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
}
.mv-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 44px 36px;
  box-shadow: var(--shadow-sm); position: relative; overflow: hidden;
}
.mv-card::after {
  content: ''; position: absolute; top: 0; left: 0; width: 5px; height: 100%;
  background: linear-gradient(180deg, var(--primary-royal), var(--accent-blue));
}
.mv-card .mv-icon {
  width: 56px; height: 56px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-royal), var(--accent-blue));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: var(--white); margin-bottom: 18px;
}
.mv-card h3 { margin-bottom: 14px; font-size: 1.4rem; }
.mv-card p { color: var(--text-muted); margin: 0; }

.core-values { background: var(--white); }
.values-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px;
}
.value-card {
  text-align: center; padding: 36px 24px;
  border-radius: var(--radius-lg); border: 1px solid var(--light-gray);
  transition: all var(--transition-base);
}
.value-card:hover {
  border-color: var(--primary-royal); box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.value-icon {
  width: 64px; height: 64px; margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(37,99,235,0.1), rgba(96,165,250,0.1));
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-size: 1.5rem; color: var(--primary-royal);
}
.value-card h3 { margin-bottom: 10px; font-size: 1.15rem; }
.value-card p { color: var(--text-muted); font-size: 0.92rem; margin: 0; }

.why-choose { background: linear-gradient(135deg, var(--primary-dark), var(--primary-blue)); color: var(--white); }
.why-choose .section-header h2 { color: var(--white); }
.why-choose .section-header p { color: rgba(255,255,255,0.7); }
.why-choose .section-header .subtitle { color: var(--accent-sky); }
.why-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px;
}
.why-card {
  display: flex; gap: 20px; padding: 28px;
  background: rgba(255,255,255,0.06); border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.08); transition: all var(--transition-base);
}
.why-card:hover { background: rgba(255,255,255,0.1); transform: translateX(6px); }
.why-card .why-num {
  font-size: 2rem; font-weight: 800; color: var(--accent-blue);
  min-width: 50px; line-height: 1;
}
.why-card h3 { color: var(--white); margin-bottom: 6px; font-size: 1.1rem; }
.why-card p { color: rgba(255,255,255,0.65); font-size: 0.92rem; margin: 0; }

/* =============================================
   GALLERY
   ============================================= */
.gallery-section { background: var(--light-gray); }
.gallery-filters {
  display: flex; justify-content: center; gap: 10px;
  margin-bottom: 40px; flex-wrap: wrap;
}
.filter-btn {
  padding: 10px 26px; border-radius: 50px; border: 2px solid var(--medium-gray);
  background: var(--white); color: var(--text-body); font-weight: 500;
  font-size: 0.9rem; cursor: pointer; transition: all var(--transition-fast);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-royal); color: var(--white);
  border-color: var(--primary-royal);
}
.gallery-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.gallery-item {
  position: relative; border-radius: var(--radius-md); overflow: hidden;
  cursor: pointer; aspect-ratio: 4/3;
  transition: all var(--transition-base);
}
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-slow);
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item .gallery-overlay {
  position: absolute; inset: 0; background: rgba(10,22,40,0.7);
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; opacity: 0; transition: opacity var(--transition-base);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay .zoom-icon {
  width: 50px; height: 50px; border-radius: 50%;
  border: 2px solid var(--white); display: flex;
  align-items: center; justify-content: center;
  font-size: 1.3rem; color: var(--white); margin-bottom: 10px;
}
.gallery-overlay span { color: var(--white); font-weight: 500; font-size: 0.95rem; }
.gallery-item.hidden { display: none; }

/* 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 var(--transition-base);
}
.lightbox.open { display: flex; opacity: 1; }
.lightbox-content {
  position: relative; max-width: 90vw; max-height: 85vh;
}
.lightbox-content img {
  max-width: 90vw; max-height: 85vh; object-fit: contain;
  border-radius: var(--radius-md);
}
.lightbox-close {
  position: absolute; top: 20px; right: 20px; width: 48px; height: 48px;
  background: rgba(255,255,255,0.15); border: none; border-radius: 50%;
  color: var(--white); font-size: 1.5rem; cursor: pointer;
  transition: background var(--transition-fast); z-index: 2001;
}
.lightbox-close:hover { background: rgba(255,255,255,0.3); }
.lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 48px; height: 48px; background: rgba(255,255,255,0.15);
  border: none; border-radius: 50%; color: var(--white);
  font-size: 1.3rem; cursor: pointer; transition: background var(--transition-fast);
}
.lightbox-nav:hover { background: rgba(255,255,255,0.3); }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
.lightbox-caption {
  text-align: center; color: rgba(255,255,255,0.8); margin-top: 16px;
  font-size: 0.95rem;
}

/* =============================================
   CONTACT PAGE
   ============================================= */
.contact-section { background: var(--white); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px;
}
.contact-info-cards { display: flex; flex-direction: column; gap: 20px; }
.contact-info-card {
  display: flex; gap: 18px; padding: 24px;
  background: var(--light-gray); border-radius: var(--radius-md);
  transition: all var(--transition-base);
}
.contact-info-card:hover { box-shadow: var(--shadow-md); transform: translateX(4px); }
.contact-info-card .ci-icon {
  width: 52px; height: 52px; min-width: 52px;
  background: linear-gradient(135deg, var(--primary-royal), var(--accent-blue));
  border-radius: var(--radius-sm); display: flex;
  align-items: center; justify-content: center;
  font-size: 1.2rem; color: var(--white);
}
.contact-info-card h4 { margin-bottom: 4px; font-size: 1rem; }
.contact-info-card p { color: var(--text-muted); font-size: 0.92rem; margin: 0; }
.contact-info-card a { color: var(--primary-royal); }
.contact-info-card a:hover { text-decoration: underline; }

.social-links { display: flex; gap: 12px; margin-top: 20px; }
.social-links a {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--light-gray); display: flex;
  align-items: center; justify-content: center;
  color: var(--primary-royal); font-size: 1.1rem;
  transition: all var(--transition-fast);
}
.social-links a:hover {
  background: var(--primary-royal); color: var(--white);
  transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
  background: var(--light-gray); padding: 40px;
  border-radius: var(--radius-lg);
}
.contact-form h3 { margin-bottom: 24px; font-size: 1.4rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; position: relative; }
.form-group label {
  display: block; margin-bottom: 6px; font-weight: 500;
  font-size: 0.9rem; color: var(--text-dark);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%; padding: 14px 18px; border: 2px solid var(--medium-gray);
  border-radius: var(--radius-sm); font-family: var(--font-body);
  font-size: 0.95rem; transition: border-color var(--transition-fast);
  background: var(--white); color: var(--text-dark);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none; border-color: var(--primary-royal);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-group .error-msg {
  color: #ef4444; font-size: 0.82rem; margin-top: 4px;
  display: none;
}
.form-group.error input,
.form-group.error textarea {
  border-color: #ef4444;
}
.form-group.error .error-msg { display: block; }
.form-success {
  display: none; padding: 16px; background: #dcfce7;
  border-radius: var(--radius-sm); color: #166534;
  font-weight: 500; text-align: center; margin-bottom: 18px;
}
.form-success.show { display: block; }

/* =============================================
   MAP SECTION
   ============================================= */
.map-section { background: var(--light-gray); padding: 70px 0; }
.map-wrapper {
  display: grid; grid-template-columns: 1fr 380px; gap: 30px;
  align-items: stretch;
}
.map-container {
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-md); min-height: 420px;
}
.map-container iframe {
  width: 100%; height: 100%; border: 0; min-height: 420px;
}
.location-card {
  background: var(--white); border-radius: var(--radius-lg);
  padding: 36px; box-shadow: var(--shadow-sm);
}
.location-card h3 { margin-bottom: 20px; font-size: 1.3rem; }
.location-detail {
  display: flex; gap: 14px; margin-bottom: 18px; align-items: flex-start;
}
.location-detail .ld-icon {
  width: 40px; height: 40px; min-width: 40px;
  background: linear-gradient(135deg, rgba(37,99,235,0.1), rgba(96,165,250,0.1));
  border-radius: 50%; display: flex; align-items: center;
  justify-content: center; color: var(--primary-royal); font-size: 1rem;
}
.location-detail h4 { font-size: 0.9rem; margin-bottom: 2px; }
.location-detail p { color: var(--text-muted); font-size: 0.88rem; margin: 0; }
.directions-btn {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: 20px; padding: 14px 28px; width: 100%;
  justify-content: center;
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  background: var(--primary-dark); color: rgba(255,255,255,0.7);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 40px;
  padding-bottom: 50px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-col h4 {
  color: var(--white); margin-bottom: 20px; font-size: 1.1rem;
  position: relative; padding-bottom: 12px;
}
.footer-col h4::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 30px; height: 3px; background: var(--primary-royal);
  border-radius: 2px;
}
.footer-about p { font-size: 0.92rem; line-height: 1.8; margin-bottom: 20px; }
.footer-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.4rem; font-weight: 800; color: var(--white);
  margin-bottom: 16px;
}
.footer-logo .logo-icon {
  width: 38px; height: 38px; background: var(--primary-royal);
  border-radius: var(--radius-sm); display: flex; align-items: center;
  justify-content: center; font-size: 1rem; color: var(--white); font-weight: 900;
}
.footer-logo img {
  height: 60px; width: auto; object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.5));
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
  color: rgba(255,255,255,0.6); font-size: 0.92rem;
  transition: all var(--transition-fast); display: inline-flex;
  align-items: center; gap: 6px;
}
.footer-col ul a:hover { color: var(--white); padding-left: 4px; }
.footer-contact li {
  display: flex; gap: 10px; align-items: flex-start;
  color: rgba(255,255,255,0.6); font-size: 0.92rem;
}
.footer-contact .fc-icon { color: var(--accent-blue); min-width: 18px; }
.footer-social { display: flex; gap: 10px; margin-top: 16px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: 50%;
  background: rgba(255,255,255,0.08); display: flex;
  align-items: center; justify-content: center;
  color: rgba(255,255,255,0.6); font-size: 1rem;
  transition: all var(--transition-fast);
}
.footer-social a:hover {
  background: var(--primary-royal); color: var(--white);
  transform: translateY(-3px);
}
.footer-bottom {
  text-align: center; padding: 24px 0; font-size: 0.88rem;
  color: rgba(255,255,255,0.4);
}

/* =============================================
   RESPONSIVE DESIGN
   ============================================= */
@media (max-width: 1024px) {
  .highlights-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .supply-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .about-intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .mv-grid { grid-template-columns: 1fr; }
  .map-wrapper { grid-template-columns: 1fr; }
  .map-container { min-height: 350px; }
  .map-container iframe { min-height: 350px; }
  .contact-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-height: 70px; }
  section { padding: 60px 0; }
  .hamburger { display: flex; }
  .nav-links {
    position: fixed; top: 0; right: -100%; width: 300px; height: 100vh;
    background: #ffffff; flex-direction: column;
    padding: 100px 30px 30px; gap: 4px;
    transition: right var(--transition-base);
    box-shadow: -5px 0 30px rgba(0,0,0,0.15);
  }
  .nav-links.open { right: 0; }
  .nav-links a {
    width: 100%; padding: 14px 20px; border-radius: var(--radius-sm);
    font-size: 1rem;
  }
  .nav-links a:hover,
  .nav-links a.active {
    color: var(--primary-royal); background: var(--light-gray);
  }
  .nav-links a.active::after { display: none; }
  body.dark-mode .nav-links { background: var(--primary-dark); }
  body.dark-mode .nav-links a { color: var(--text-body); }
  body.dark-mode .nav-links a:hover,
  body.dark-mode .nav-links a.active {
    color: var(--white); background: rgba(255,255,255,0.12);
  }
  .hero-content h1 { font-size: clamp(2rem, 7vw, 3rem); }
  .hero-content .hero-tagline { letter-spacing: 3px; font-size: 0.9rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero { min-height: 75vh; padding-top: 120px; padding-bottom: 60px; }
  .highlights-grid { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .supply-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .about-image img { height: 300px; }
  .about-intro-img img { height: 300px; }
}

@media (max-width: 480px) {
  .highlights-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr; }
  .stat-item { padding: 10px; }
  .container { width: 92%; }
  .hero-content .hero-badge { font-size: 0.72rem; letter-spacing: 2px; }
  .nav-logo img { height: 52px; }
  .navbar.scrolled .nav-logo img { height: 46px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero-bg { animation: none !important; transform: scale(1); }
  .reveal, .reveal-left, .reveal-right, .reveal-scale {
    opacity: 1; transform: none;
  }
}

/* =============================================
   DARK MODE
   ============================================= */
body.dark-mode {
  --off-white: #0f172a;
  --light-gray: #0f172a;
  --medium-gray: #334155;
  --text-dark: #f1f5f9;
  --text-body: #cbd5e1;
  --text-muted: #94a3b8;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.5);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.5);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.6);
  --shadow-xl: 0 20px 50px rgba(0,0,0,0.65);
  background: #0b1120;
  color: var(--text-body);
}
body.dark-mode .about-preview,
body.dark-mode .core-values,
body.dark-mode .about-intro,
body.dark-mode .contact-section,
body.dark-mode .service-category:nth-child(odd) { background: #0b1120; }
body.dark-mode .highlights,
body.dark-mode .services-section,
body.dark-mode .mission-vision,
body.dark-mode .gallery-section,
body.dark-mode .map-section,
body.dark-mode .service-category:nth-child(even) { background: #0f172a; }
body.dark-mode .highlight-card,
body.dark-mode .service-card,
body.dark-mode .supply-item,
body.dark-mode .mv-card,
body.dark-mode .location-card,
body.dark-mode .service-item,
body.dark-mode .service-category:nth-child(odd) .service-item,
body.dark-mode .contact-info-card,
body.dark-mode .contact-form,
body.dark-mode .filter-btn,
body.dark-mode .social-links a { background: #1e293b; }
body.dark-mode .value-card { border-color: #334155; }
body.dark-mode .filter-btn { border-color: #334155; color: var(--text-body); }
body.dark-mode .form-group input,
body.dark-mode .form-group textarea,
body.dark-mode .form-group select {
  background: #0b1120; color: #e2e8f0; border-color: #334155;
}
body.dark-mode .form-group input::placeholder,
body.dark-mode .form-group textarea::placeholder { color: #64748b; }
body.dark-mode .form-success {
  background: rgba(34,197,94,0.15); color: #4ade80;
}
body.dark-mode .service-item h4 { color: var(--text-dark); }
body.dark-mode .navbar,
body.dark-mode .navbar.scrolled {
  background: #0f172a;
  box-shadow: 0 2px 15px rgba(0,0,0,0.5);
}
body.dark-mode .nav-logo { color: var(--white); }
body.dark-mode .theme-toggle {
  background: rgba(255,255,255,0.1);
  border-color: #334155; color: var(--white);
}
body.dark-mode .theme-toggle:hover {
  background: var(--primary-royal); border-color: var(--primary-royal);
}
body.dark-mode .nav-links a { color: var(--text-body); }
body.dark-mode .nav-links a:hover,
body.dark-mode .nav-links a.active {
  color: var(--white); background: rgba(255,255,255,0.12);
}
body.dark-mode .hamburger span { background: var(--white); }

/* WhatsApp floating button */
.whatsapp-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 1500;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25d366; color: #ffffff; display: flex;
  align-items: center; justify-content: center;
  box-shadow: 0 6px 20px rgba(37,211,102,0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  animation: whatsappPulse 2s ease-in-out infinite;
}
.whatsapp-float:hover {
  transform: scale(1.1); box-shadow: 0 8px 26px rgba(37,211,102,0.55);
}
@keyframes whatsappPulse {
  0%, 100% { box-shadow: 0 6px 20px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 6px 28px rgba(37,211,102,0.65); }
}

/* Mobile menu overlay */
.nav-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  z-index: 998; opacity: 0; visibility: hidden;
  transition: all var(--transition-base);
}
.nav-overlay.show { opacity: 1; visibility: visible; }