/* ==========================================================================
   Company Profile Mining Industry - Core Design System & Styling
   Palet Warna:
   - Navy Gelap: #1B263B
   - Abu-abu Kebiruan: #415A77
   - Abu Muda: #E0E1DD
   - Putih: #FFFFFF
   - Emas Lembut (Aksen): #D4A373
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Variables
   -------------------------------------------------------------------------- */
:root {
  --color-navy: #1B263B;
  --color-steel: #415A77;
  --color-light-gray: #E0E1DD;
  --color-white: #FFFFFF;
  --color-gold: #D4A373;
  --color-gold-hover: #c49261;
  --color-gold-glow: rgba(212, 163, 115, 0.25);
  --color-navy-overlay: rgba(27, 38, 59, 0.78);
  --color-card-bg: #FFFFFF;
  --color-text-dark: #1B263B;
  --color-text-muted: #415A77;
  --color-text-light: #E0E1DD;

  --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --fs-heading: 48px;
  --fs-subheading: 28px;
  --fs-body: 16px;
  --fs-caption: 14px;

  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-subtle: 0 10px 30px rgba(27, 38, 59, 0.06);
  --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
}

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

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 400;
  color: var(--color-text-dark);
  background-color: var(--color-white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-navy);
}

h1 { font-size: var(--fs-heading); }
h2 { font-size: calc(var(--fs-heading) * 0.75); } /* ~36px */
h3 { font-size: var(--fs-subheading); }

p {
  color: var(--color-text-muted);
  font-size: var(--fs-body);
}

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

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.bg-light {
  background-color: var(--color-light-gray);
}

.bg-navy {
  background-color: var(--color-navy);
  color: var(--color-white);
}

.bg-navy h2, .bg-navy h3, .bg-navy p {
  color: var(--color-white);
}

.bg-navy p.section-subtitle {
  color: var(--color-light-gray);
}

.text-center { text-align: center; }
.text-gold { color: var(--color-gold) !important; }

/* Section Header Component */
.section-header {
  margin-bottom: 60px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background-color: rgba(212, 163, 115, 0.12);
  border: 1px solid rgba(212, 163, 115, 0.3);
  border-radius: 50px;
  color: var(--color-gold);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-caption);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-tag i {
  font-size: 12px;
}

.section-title {
  font-size: var(--fs-heading);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  max-width: 680px;
  margin: 0 auto;
  font-size: 18px;
  color: var(--color-text-muted);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition-smooth);
}

.btn-gold {
  background-color: var(--color-gold);
  color: var(--color-navy);
}

.btn-gold:hover {
  background-color: var(--color-gold-hover);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px var(--color-gold-glow);
}

.btn-outline-white {
  background-color: transparent;
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn-outline-white:hover {
  background-color: var(--color-white);
  color: var(--color-navy);
  transform: translateY(-3px);
}

.btn-outline-navy {
  background-color: transparent;
  border-color: var(--color-navy);
  color: var(--color-navy);
}

.btn-outline-navy:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
  transform: translateY(-3px);
}

/* --------------------------------------------------------------------------
   3. Header & Navigation
   -------------------------------------------------------------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 24px 0;
  transition: var(--transition-smooth);
}

.navbar.scrolled {
  padding: 16px 0;
  background-color: rgba(27, 38, 59, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 22px;
  color: var(--color-white);
  letter-spacing: -0.5px;
}

.brand-logo .logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--color-gold), #b88652);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy);
  font-size: 20px;
  box-shadow: 0 4px 12px var(--color-gold-glow);
}

.brand-logo span.accent {
  color: var(--color-gold);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--color-light-gray);
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 15px;
  position: relative;
}

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

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-gold);
  transition: var(--transition-smooth);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 24px;
  cursor: pointer;
}

/* --------------------------------------------------------------------------
   4. Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  height: 100vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
  color: var(--color-white);
}

.hero-bg-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: slowZoom 20s infinite alternate linear;
}

@keyframes slowZoom {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.08);
  }
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(27, 38, 59, 0.92) 0%,
    rgba(27, 38, 59, 0.75) 60%,
    rgba(65, 90, 119, 0.6) 100%
  );
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 800px;
  margin-top: 40px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  background-color: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(212, 163, 115, 0.4);
  border-radius: 50px;
  font-size: var(--fs-caption);
  font-weight: 500;
  color: var(--color-gold);
  margin-bottom: 24px;
}

.hero-title {
  font-size: 56px;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-title span {
  color: var(--color-gold);
}

.hero-description {
  font-size: 20px;
  color: var(--color-light-gray);
  margin-bottom: 40px;
  max-width: 650px;
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   5. Tentang Kami (About Us)
   -------------------------------------------------------------------------- */
.about {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.about.active {
  opacity: 1;
  transform: translateX(0);
}

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

.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}

.about-image-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.about-badge-floating {
  position: absolute;
  bottom: 30px;
  right: 30px;
  background-color: var(--color-navy);
  color: var(--color-white);
  padding: 24px 30px;
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-gold);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
}

.about-badge-floating .number {
  font-family: var(--font-heading);
  font-size: 38px;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
}

.about-badge-floating .label {
  font-size: 14px;
  color: var(--color-light-gray);
  margin-top: 4px;
  font-weight: 500;
}

.about-content-text p {
  margin-bottom: 24px;
  font-size: 17px;
  line-height: 1.7;
}

.vision-mission-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.vm-card {
  padding: 24px;
  background-color: var(--color-light-gray);
  border-radius: var(--radius-md);
  border-top: 3px solid var(--color-steel);
  transition: var(--transition-smooth);
}

.vm-card:hover {
  border-top-color: var(--color-gold);
  transform: translateY(-5px);
  background-color: #f4f5f1;
}

.vm-card .icon {
  width: 44px;
  height: 44px;
  background-color: rgba(27, 38, 59, 0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy);
  font-size: 20px;
  margin-bottom: 16px;
}

.vm-card h4 {
  font-size: 20px;
  margin-bottom: 8px;
}

.vm-card p {
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   6. Bidang Usaha (Business Verticals)
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.card {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  border: 1px solid rgba(65, 90, 119, 0.12);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background-color: var(--color-gold);
  transition: var(--transition-smooth);
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.card:hover::before {
  width: 100%;
}

.card-icon {
  width: 60px;
  height: 60px;
  background-color: rgba(27, 38, 59, 0.05);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-navy);
  font-size: 26px;
  margin-bottom: 24px;
  transition: var(--transition-smooth);
}

.card:hover .card-icon {
  background-color: var(--color-navy);
  color: var(--color-gold);
}

.card h3 {
  font-size: 22px;
  margin-bottom: 12px;
  color: var(--color-navy);
}

.card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--color-text-muted);
  flex-grow: 1;
}

.card-link {
  margin-top: 24px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-navy);
}

.card-link i {
  transition: var(--transition-smooth);
}

.card:hover .card-link i {
  transform: translateX(6px);
  color: var(--color-gold);
}

/* --------------------------------------------------------------------------
   7. Statistik Perusahaan (Stats Counter)
   -------------------------------------------------------------------------- */
.stats-section {
  position: relative;
  background-color: var(--color-navy);
  background-image: radial-gradient(circle at 80% 20%, rgba(65, 90, 119, 0.3) 0%, transparent 60%);
}

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

.stat-item {
  text-align: center;
  padding: 30px 20px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  transition: var(--transition-smooth);
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(212, 163, 115, 0.3);
  transform: translateY(-5px);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 52px;
  font-weight: 700;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 10px;
  opacity: 0;
  transform: translateY(20px);
}

.stat-number.animated {
  animation: countUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes countUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.stat-label {
  font-size: 16px;
  color: var(--color-light-gray);
  font-weight: 500;
}

/* --------------------------------------------------------------------------
   8. Timeline Proyek (Milestone Timeline)
   -------------------------------------------------------------------------- */
.timeline-container {
  position: relative;
  padding: 40px 0;
}

.timeline-track-wrapper {
  position: relative;
  margin-bottom: 50px;
}

.timeline-bg-line {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 4px;
  background-color: var(--color-light-gray);
  transform: translateY(-50%);
  z-index: 1;
}

.timeline-line {
  position: absolute;
  top: 50%;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-steel), var(--color-gold));
  transform: translateY(-50%);
  transition: width 2s ease-in-out;
  z-index: 2;
}

.timeline-line.active {
  width: 100%;
}

.timeline-nodes {
  position: relative;
  display: flex;
  justify-content: space-between;
  z-index: 3;
}

.timeline-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  width: 120px;
}

.node-circle {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-white);
  border: 4px solid var(--color-steel);
  margin: 12px 0;
  transition: var(--transition-smooth);
  box-shadow: 0 0 0 6px var(--color-white);
}

.timeline-node:hover .node-circle,
.timeline-node.active .node-circle {
  border-color: var(--color-gold);
  background-color: var(--color-navy);
  transform: scale(1.25);
}

.node-year {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 20px;
  color: var(--color-navy);
}

.timeline-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.timeline-card {
  background-color: var(--color-white);
  padding: 28px 24px;
  border-radius: var(--radius-md);
  border-top: 4px solid var(--color-steel);
  box-shadow: var(--shadow-subtle);
  transition: var(--transition-smooth);
}

.timeline-card:hover {
  border-top-color: var(--color-gold);
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.timeline-card .year-badge {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-gold);
  font-size: 14px;
  margin-bottom: 8px;
}

.timeline-card h4 {
  font-size: 18px;
  margin-bottom: 10px;
}

.timeline-card p {
  font-size: 14px;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   9. Galeri Proyek (Masonry Grid & Lightbox)
   -------------------------------------------------------------------------- */
.gallery-filter {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 24px;
  border-radius: 50px;
  border: 1px solid var(--color-light-gray);
  background: var(--color-white);
  color: var(--color-text-muted);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

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

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

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  height: 280px;
  cursor: pointer;
  box-shadow: var(--shadow-subtle);
}

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

.gallery-item:hover img {
  transform: scale(1.05);
  filter: brightness(110%);
}

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(27, 38, 59, 0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: var(--transition-smooth);
}

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

.gallery-overlay h4 {
  color: var(--color-white);
  font-size: 18px;
  margin-bottom: 4px;
}

.gallery-overlay p {
  color: var(--color-gold);
  font-size: 13px;
  font-weight: 500;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-smooth);
}

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

.lightbox-content {
  max-width: 900px;
  width: 90%;
  position: relative;
  text-align: center;
}

.lightbox-img {
  max-height: 80vh;
  width: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
  position: absolute;
  top: -45px;
  right: 0;
  color: var(--color-white);
  font-size: 32px;
  background: none;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.lightbox-close:hover {
  color: var(--color-gold);
}

/* --------------------------------------------------------------------------
   10. Sustainability Section (ESG)
   -------------------------------------------------------------------------- */
.sustainability-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.sustainability-image-box {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.sustainability-image-box img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

.rotating-badge-wrapper {
  position: absolute;
  top: 30px;
  left: 30px;
  width: 110px;
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rotate-icon {
  width: 100%;
  height: 100%;
  animation: rotateSlow 20s linear infinite;
}

@keyframes rotateSlow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

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

.pillar-item {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: var(--transition-smooth);
}

.pillar-item:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.pillar-icon {
  width: 48px;
  height: 48px;
  background-color: rgba(212, 163, 115, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 22px;
  margin-bottom: 16px;
}

.pillar-item h4 {
  font-size: 18px;
  color: var(--color-white);
  margin-bottom: 8px;
}

.pillar-item p {
  font-size: 14px;
  color: var(--color-light-gray);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   11. Testimoni Mitra (Testimonial Slider)
   -------------------------------------------------------------------------- */
.testimonial-slider-container {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

.testimonial-track {
  display: flex;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.testimonial-card {
  min-width: 100%;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-subtle);
  border: 1px solid rgba(65, 90, 119, 0.1);
  text-align: center;
}

.quote-icon {
  font-size: 40px;
  color: var(--color-gold);
  margin-bottom: 20px;
  opacity: 0.8;
}

.testimonial-quote {
  font-size: 20px;
  font-style: italic;
  color: var(--color-navy);
  line-height: 1.6;
  margin-bottom: 32px;
}

.partner-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.partner-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-gold);
}

.partner-details h5 {
  font-size: 18px;
  color: var(--color-navy);
}

.partner-details span {
  font-size: 14px;
  color: var(--color-text-muted);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 32px;
}

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

.slider-btn:hover {
  background-color: var(--color-navy);
  color: var(--color-gold);
  border-color: var(--color-navy);
}

.slider-dots {
  display: flex;
  gap: 10px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: var(--color-light-gray);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.dot.active {
  background-color: var(--color-gold);
  width: 28px;
  border-radius: 10px;
}

/* --------------------------------------------------------------------------
   12. Kontak (Contact & Map)
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
}

.contact-info-card {
  background-color: var(--color-navy);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info-card h3 {
  color: var(--color-white);
  font-size: 28px;
  margin-bottom: 12px;
}

.contact-info-card p {
  color: var(--color-light-gray);
  margin-bottom: 32px;
}

.info-item-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

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

.info-icon {
  width: 44px;
  height: 44px;
  background-color: rgba(212, 163, 115, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  font-size: 18px;
  flex-shrink: 0;
}

.info-text h5 {
  color: var(--color-white);
  font-size: 16px;
  margin-bottom: 2px;
}

.info-text p {
  font-size: 14.5px;
  color: var(--color-light-gray);
  margin: 0;
}

.map-preview {
  height: 200px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

.map-preview iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* Contact Form */
.contact-form-wrapper {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-subtle);
  border: 1px solid rgba(65, 90, 119, 0.1);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 14px;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 15px;
  border: 1px solid var(--color-light-gray);
  border-radius: var(--radius-sm);
  background-color: #fafafa;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-steel);
  background-color: var(--color-white);
  box-shadow: 0 0 0 4px rgba(65, 90, 119, 0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
}

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

.toast-notification {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background-color: var(--color-navy);
  color: var(--color-white);
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--color-gold);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
  transform: translateY(20px);
  transition: var(--transition-smooth);
  z-index: 3000;
  pointer-events: none;
}

.toast-notification.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   13. Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: #121a28;
  color: var(--color-light-gray);
  padding: 80px 0 30px;
  border-top: 1fr solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-brand p {
  margin-top: 16px;
  color: #94a3b8;
  max-width: 320px;
  font-size: 14.5px;
}

.footer-col h4 {
  color: var(--color-white);
  font-size: 18px;
  margin-bottom: 24px;
  position: relative;
  padding-bottom: 8px;
}

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

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: #94a3b8;
  font-size: 14.5px;
}

.footer-links a:hover {
  color: var(--color-gold);
  padding-left: 4px;
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  color: #64748b;
}

/* --------------------------------------------------------------------------
   14. Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  :root {
    --fs-heading: 38px;
    --fs-subheading: 24px;
  }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-navy);
    flex-direction: column;
    padding: 100px 30px;
    transition: var(--transition-smooth);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
  }

  .nav-links.active { right: 0; }
  .mobile-toggle { display: block; z-index: 1001; }
  .about-grid, .sustainability-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid, .gallery-grid, .timeline-cards-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .hero-title { font-size: 40px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
}