/* ===================================
   CSS VARIABLES & RESET
   =================================== */
:root {
  --dark-green: #1c3528;
  --gold: #bc9724;
  --white: #ffffff;
  --light-bg: #f5f5f0;
  --text-dark: #2c2c2c;
  --text-light: #e0e0e0;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.15);
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', sans-serif;
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

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

/* ===================================
   BUTTONS
   =================================== */
.btn {
  display: inline-block;
  padding: 14px 36px;
  border-radius: 50px;
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

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

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

/* ===================================
   NAVBAR
   =================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: var(--dark-green);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 3px;
}

.nav-logo:hover {
  color: var(--gold);
}

.nav-menu {
  display: flex;
  gap: 32px;
}

.nav-link {
  color: var(--white);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 4px 0;
  transition: var(--transition);
}

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

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

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

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.nav-toggle span {
  width: 28px;
  height: 3px;
  background: var(--white);
  border-radius: 3px;
  transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* ===================================
   HERO
   =================================== */
.hero {
  position: relative;
  height: 85vh;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0f1f17 0%, var(--dark-green) 40%, #2a5040 100%);
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(28, 53, 40, 0.7);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  max-width: 800px;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero-content p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  margin-bottom: 36px;
  opacity: 0.9;
  font-weight: 300;
}

/* ===================================
   SECTIONS (shared)
   =================================== */
.section {
  padding: 100px 0;
}

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

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  color: var(--dark-green);
  font-weight: 700;
  margin-bottom: 12px;
}

.section-line {
  width: 60px;
  height: 4px;
  background: var(--gold);
  margin: 0 auto 20px;
  border-radius: 2px;
}

.section-subtitle {
  color: #666;
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ===================================
   ABOUT
   =================================== */
.about {
  background: var(--white);
}

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

.about-text p {
  margin-bottom: 18px;
  color: #555;
  font-size: 1.05rem;
}

.about-stats {
  display: flex;
  gap: 40px;
  margin-top: 30px;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--gold);
}

.stat-label {
  font-size: 0.9rem;
  color: #777;
  font-weight: 500;
}

.about-visual {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.about-logo-box {
  background: var(--white);
  border: 2px solid var(--light-bg);
  border-radius: 16px;
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
}

.about-logo {
  max-width: 250px;
  max-height: 180px;
  object-fit: contain;
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.about-value {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
  color: var(--dark-green);
  font-weight: 500;
}

.about-value i {
  color: var(--gold);
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* ===================================
   SERVICES
   =================================== */
.services {
  background: var(--light-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.service-card {
  background: var(--white);
  border-radius: 12px;
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--gold);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.service-icon {
  width: 70px;
  height: 70px;
  background: var(--dark-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: var(--transition);
}

.service-icon i {
  font-size: 1.6rem;
  color: var(--gold);
}

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

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

.service-card h3 {
  font-size: 1.15rem;
  color: var(--dark-green);
  margin-bottom: 10px;
  font-weight: 600;
}

.service-card p {
  color: #666;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===================================
   WHY US
   =================================== */
.why-us {
  background: var(--white);
}

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

.why-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: 12px;
  transition: var(--transition);
}

.why-card:hover {
  background: var(--light-bg);
}

.why-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--gold), #d4ab2f);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  transition: var(--transition);
}

.why-icon i {
  font-size: 1.8rem;
  color: var(--white);
}

.why-card:hover .why-icon {
  transform: scale(1.1);
}

.why-card h3 {
  font-size: 1.1rem;
  color: var(--dark-green);
  margin-bottom: 10px;
  font-weight: 600;
}

.why-card p {
  color: #666;
  font-size: 0.95rem;
}

/* ===================================
   PROJECTS SLIDER
   =================================== */
.projects {
  background: var(--light-bg);
}

.slider {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  max-width: 900px;
  margin: 0 auto;
}

.slider-track {
  display: flex;
  transition: transform 0.5s ease;
}

.slide {
  min-width: 100%;
  flex-shrink: 0;
  max-height: 500px;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #ddd;
  border-radius: 12px;
}

.slider-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: var(--gold);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.slider-btn:hover {
  background: var(--dark-green);
}

.slider-btn-prev {
  left: 16px;
}

.slider-btn-next {
  right: 16px;
}

.slider-dots {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 10;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  background: var(--gold);
  transform: scale(1.2);
}

/* ===================================
   CONTACT
   =================================== */
.contact {
  background: var(--dark-green);
}

.contact .section-header h2 {
  color: var(--white);
}

.contact .section-subtitle {
  color: var(--text-light);
}

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

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

.contact-social {
  text-align: center;
  padding: 30px 40px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
}

.contact-social h3 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.contact-map {
  grid-column: 1 / -1;
  margin-top: 20px;
}

.contact-map h3 {
  color: var(--white);
  font-size: 1.2rem;
  margin-bottom: 16px;
  font-weight: 600;
}

.contact-map h3 i {
  color: var(--gold);
  margin-right: 8px;
}

.map-container {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.map-container iframe {
  display: block;
  width: 100%;
  min-height: 350px;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 20px;
  color: var(--white);
}

.contact-icon {
  width: 56px;
  height: 56px;
  border: 2px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition);
}

.contact-icon i {
  font-size: 1.3rem;
  color: var(--gold);
}

.contact-item:hover .contact-icon {
  background: var(--gold);
}

.contact-item:hover .contact-icon i {
  color: var(--white);
}

.contact-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-item a {
  color: var(--text-light);
  transition: var(--transition);
  font-size: 0.95rem;
}

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

.contact-item p {
  color: var(--text-light);
  font-size: 0.95rem;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.social-links a {
  width: 52px;
  height: 52px;
  border: 2px solid var(--gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1.3rem;
  transition: var(--transition);
}

.social-links a:hover {
  background: var(--gold);
  color: var(--white);
  transform: scale(1.1);
}

/* ===================================
   FOOTER
   =================================== */
.footer {
  background: #152a20;
  color: var(--text-light);
  padding: 60px 0 0;
}

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

.footer-logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 3px;
  display: inline-block;
  margin-bottom: 12px;
}

.footer-logo:hover {
  color: var(--gold);
}

.footer-brand p {
  color: #aaa;
  font-size: 0.95rem;
  line-height: 1.6;
}

.footer-links h4,
.footer-contact h4 {
  color: var(--white);
  font-size: 1.05rem;
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  color: #aaa;
  font-size: 0.95rem;
  transition: var(--transition);
}

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

.footer-contact p {
  color: #aaa;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.footer-contact i {
  color: var(--gold);
  margin-right: 8px;
  width: 16px;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #aaa;
  font-size: 1rem;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding: 20px 0;
  font-size: 0.85rem;
  color: #888;
}

/* ===================================
   SCROLL ANIMATIONS
   =================================== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===================================
   RESPONSIVE — Tablet (≤ 992px)
   =================================== */
@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-visual {
    order: -1;
  }

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

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

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* ===================================
   RESPONSIVE — Mobile (≤ 768px)
   =================================== */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--dark-green);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 36px;
    transition: right 0.4s ease;
  }

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

  .nav-link {
    font-size: 1.3rem;
  }

  .section {
    padding: 70px 0;
  }

  .about-stats {
    justify-content: center;
  }

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

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

  .slider {
    border-radius: 10px;
    margin: 0 auto;
    max-width: 100%;
  }

  .slide {
    max-height: 300px;
  }

  .slider-btn {
    width: 36px;
    height: 36px;
    font-size: 0.8rem;
    opacity: 0.85;
  }

  .slider-btn-prev {
    left: 6px;
  }

  .slider-btn-next {
    right: 6px;
  }

  .slider-dots {
    bottom: 10px;
    gap: 8px;
  }

  .slider-dot {
    width: 9px;
    height: 9px;
  }

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

  .footer-social {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.6rem;
  }

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

  .btn {
    padding: 12px 28px;
    font-size: 0.9rem;
  }
}