/* ═══════════ DESIGN TOKENS ═══════════ */
:root {
  --clr-bg: #0a0a0a;
  --clr-bg-alt: #111111;
  --clr-surface: #1a1a1a;
  --clr-border: rgba(255,255,255,0.08);
  --clr-text: #f0f0f0;
  --clr-text-muted: #888;
  --clr-accent: #c9a96e;
  --clr-accent-light: #e0c68a;
  --clr-accent-dark: #a3854e;
  --clr-white: #ffffff;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
}

/* ═══════════ RESET ═══════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea { font-family: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 120px 0; }
.section-tag {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--clr-accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-desc { color: var(--clr-text-muted); max-width: 560px; font-size: 1.05rem; }
.section-header { text-align: center; margin-bottom: 64px; }
.section-header .section-desc { margin: 0 auto; }
.text-accent { color: var(--clr-accent); }

/* ═══════════ BUTTONS ═══════════ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px;
  font-family: var(--font-display); font-weight: 500; font-size: 0.95rem;
  transition: var(--transition); letter-spacing: 0.5px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-dark));
  color: var(--clr-bg); box-shadow: 0 4px 20px rgba(201,169,110,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(201,169,110,0.45); }
.btn-outline {
  border: 1.5px solid rgba(255,255,255,0.2); color: var(--clr-white);
  backdrop-filter: blur(4px);
}
.btn-outline:hover { border-color: var(--clr-accent); color: var(--clr-accent); }

/* ═══════════ NAVBAR ═══════════ */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 20px 0; transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10,10,10,0.85); backdrop-filter: blur(20px);
  padding: 12px 0; border-bottom: 1px solid var(--clr-border);
}
.nav-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: baseline; gap: 8px; }
.logo-text { font-family: var(--font-display); font-size: 1.5rem; font-weight: 800; letter-spacing: 4px; color: var(--clr-white); }
.logo-sub { font-family: var(--font-display); font-size: 0.7rem; font-weight: 400; letter-spacing: 3px; color: var(--clr-accent); text-transform: uppercase; }
.nav-links { display: flex; gap: 36px; }
.nav-link {
  font-family: var(--font-display); font-size: 0.85rem; font-weight: 500;
  letter-spacing: 1px; color: rgba(255,255,255,0.65); transition: var(--transition);
  position: relative;
}
.nav-link::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--clr-accent); transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--clr-white); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

/* Hamburger */
.nav-toggle { display: none; width: 28px; height: 20px; position: relative; }
.hamburger, .hamburger::before, .hamburger::after {
  position: absolute; width: 100%; height: 2px; background: var(--clr-white);
  transition: var(--transition); border-radius: 2px;
}
.hamburger { top: 50%; transform: translateY(-50%); }
.hamburger::before { content: ''; top: -8px; }
.hamburger::after { content: ''; top: 8px; }
.nav-toggle.active .hamburger { background: transparent; }
.nav-toggle.active .hamburger::before { top: 0; transform: rotate(45deg); }
.nav-toggle.active .hamburger::after { top: 0; transform: rotate(-45deg); }

/* ═══════════ HERO ═══════════ */
.hero { position: relative; height: 100vh; min-height: 700px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; }
.hero-img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.05); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(10,10,10,0.5) 0%, rgba(10,10,10,0.7) 60%, var(--clr-bg) 100%); }
.hero-content { position: relative; z-index: 2; text-align: center; padding: 0 24px; }
.hero-tag { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; letter-spacing: 5px; color: var(--clr-accent); margin-bottom: 20px; }
.hero-title { font-family: var(--font-display); font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 800; line-height: 1.1; margin-bottom: 24px; }
.hero-desc { font-size: 1.1rem; color: rgba(255,255,255,0.7); max-width: 600px; margin: 0 auto 40px; line-height: 1.7; }
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-scroll { position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%); z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 8px; color: rgba(255,255,255,0.4); font-size: 0.75rem; letter-spacing: 2px; }
.scroll-indicator { width: 20px; height: 32px; border: 1.5px solid rgba(255,255,255,0.3); border-radius: 12px; position: relative; }
.scroll-indicator::after { content: ''; position: absolute; top: 6px; left: 50%; transform: translateX(-50%); width: 3px; height: 8px; background: var(--clr-accent); border-radius: 3px; animation: scrollBounce 2s infinite; }
@keyframes scrollBounce { 0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; } 50% { transform: translateX(-50%) translateY(10px); opacity: 0.3; } }

/* ═══════════ STATS ═══════════ */
.stats-bar { background: var(--clr-surface); border-top: 1px solid var(--clr-border); border-bottom: 1px solid var(--clr-border); padding: 48px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-number { font-family: var(--font-display); font-size: 2.8rem; font-weight: 700; color: var(--clr-accent); }
.stat-plus { font-family: var(--font-display); font-size: 2rem; color: var(--clr-accent); }
.stat-label { display: block; font-size: 0.85rem; color: var(--clr-text-muted); margin-top: 4px; letter-spacing: 0.5px; }

/* ═══════════ ABOUT ═══════════ */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-image { position: relative; border-radius: var(--radius-lg); overflow: hidden; }
.about-image img { width: 100%; height: 100%; object-fit: cover; border-radius: var(--radius-lg); }
.about-image-accent { position: absolute; bottom: -20px; right: -20px; width: 60%; height: 60%; border: 2px solid var(--clr-accent); border-radius: var(--radius-lg); z-index: -1; }
.about-text { color: var(--clr-text-muted); margin-bottom: 16px; font-size: 1.02rem; line-height: 1.8; }
.about-features { display: flex; flex-direction: column; gap: 20px; margin-top: 32px; }
.about-feature { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon { width: 48px; height: 48px; min-width: 48px; background: rgba(201,169,110,0.1); border: 1px solid rgba(201,169,110,0.2); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: var(--clr-accent); }
.feature-icon svg { width: 22px; height: 22px; }
.about-feature h4 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.about-feature p { font-size: 0.88rem; color: var(--clr-text-muted); }

/* ═══════════ PROJECTS ═══════════ */
.projects { background: var(--clr-bg-alt); }
.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.project-card {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  cursor: pointer; group: true;
}
.project-card--large { grid-column: span 2; }
.project-img-wrap { height: 360px; overflow: hidden; }
.project-card--large .project-img-wrap { height: 420px; }
.project-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.project-card:hover .project-img-wrap img { transform: scale(1.08); }
.project-info {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 32px;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 100%);
  transform: translateY(10px); opacity: 0; transition: var(--transition);
}
.project-card:hover .project-info { transform: translateY(0); opacity: 1; }
.project-category { font-size: 0.75rem; font-weight: 600; letter-spacing: 2px; color: var(--clr-accent); text-transform: uppercase; }
.project-name { font-family: var(--font-display); font-size: 1.4rem; font-weight: 600; margin: 8px 0 4px; }
.project-location { font-size: 0.85rem; color: rgba(255,255,255,0.6); }

/* ═══════════ SERVICES ═══════════ */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.service-card {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 40px 28px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.service-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-light));
  transform: scaleX(0); transform-origin: left; transition: var(--transition);
}
.service-card:hover { transform: translateY(-8px); border-color: rgba(201,169,110,0.2); box-shadow: var(--shadow); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon { width: 56px; height: 56px; background: rgba(201,169,110,0.1); border-radius: 14px; display: flex; align-items: center; justify-content: center; margin-bottom: 24px; color: var(--clr-accent); }
.service-icon svg { width: 26px; height: 26px; }
.service-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 600; margin-bottom: 12px; }
.service-card p { font-size: 0.9rem; color: var(--clr-text-muted); line-height: 1.7; }

/* ═══════════ BRANDS (Marquee) ═══════════ */
.brands { background: var(--clr-bg); overflow: hidden; }
.brands-marquee {
  width: 100%; overflow: hidden; position: relative;
  mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}
.brands-marquee-inner {
  display: flex; gap: 40px; width: max-content;
  animation: marqueeScroll 30s linear infinite;
}
@keyframes marqueeScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

.brand-item {
  flex-shrink: 0; width: 160px; height: 100px;
  display: flex; align-items: center; justify-content: center;
  padding: 16px; position: relative;
}
.brand-item img {
  max-height: 50px; max-width: 130px; object-fit: contain;
  filter: grayscale(1) brightness(1.5);
  opacity: 0.45; transition: all 0.4s ease;
}
.brand-item:hover img { filter: grayscale(0) brightness(1); opacity: 1; }

.brands-empty {
  text-align: center; padding: 60px 24px;
  border: 2px dashed var(--clr-border); border-radius: var(--radius-lg);
  color: var(--clr-text-muted);
}
.brands-empty-icon { margin-bottom: 16px; color: var(--clr-accent); opacity: 0.5; display: flex; justify-content: center; }
.brands-empty p { margin-bottom: 20px; }
.btn-sm { padding: 10px 24px; font-size: 0.85rem; }

/* ═══════════ PROJECT DETAIL MODAL ═══════════ */
.project-modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.85); z-index: 2000;
  display: flex; align-items: center; justify-content: center; padding: 24px;
  animation: fadeInModal 0.3s ease;
}
@keyframes fadeInModal { from { opacity: 0; } to { opacity: 1; } }
.project-modal {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); width: 100%; max-width: 800px;
  max-height: 90vh; overflow-y: auto; position: relative;
}
.project-modal-close {
  position: absolute; top: 16px; right: 16px; z-index: 10;
  width: 40px; height: 40px; background: rgba(0,0,0,0.6); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.15); border-radius: 50%;
  color: white; font-size: 1.4rem; display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition);
}
.project-modal-close:hover { background: rgba(201,169,110,0.3); }
.project-modal-carousel { position: relative; width: 100%; height: 420px; overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.carousel-slides { display: flex; height: 100%; transition: transform 0.5s ease; }
.carousel-slides img { width: 100%; height: 100%; object-fit: cover; flex-shrink: 0; }
.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; background: rgba(0,0,0,0.5); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1); border-radius: 50%;
  color: white; font-size: 1.2rem; display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition); z-index: 5;
}
.carousel-btn:hover { background: rgba(201,169,110,0.4); }
.carousel-prev { left: 16px; }
.carousel-next { right: 16px; }
.carousel-dots { position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%); display: flex; gap: 8px; z-index: 5; }
.carousel-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.3); border: none; cursor: pointer; transition: var(--transition);
}
.carousel-dot.active { background: var(--clr-accent); width: 28px; border-radius: 5px; }
.project-modal-body { padding: 32px; }
.project-modal-title { font-family: var(--font-display); font-size: 1.8rem; font-weight: 700; margin: 8px 0; }
.project-modal-location { color: var(--clr-text-muted); font-size: 0.9rem; margin-bottom: 20px; display: flex; align-items: center; gap: 6px; }
.project-modal-location::before { content: '📍'; }
.project-modal-desc { color: var(--clr-text-muted); line-height: 1.8; font-size: 0.98rem; }

/* ═══════════ CONTACT ═══════════ */
.contact { background: var(--clr-bg-alt); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.contact-desc { color: var(--clr-text-muted); margin-bottom: 32px; line-height: 1.8; }
.contact-details { display: flex; flex-direction: column; gap: 24px; }
.contact-detail { display: flex; gap: 16px; align-items: flex-start; }
.contact-detail-icon { width: 48px; height: 48px; min-width: 48px; background: rgba(201,169,110,0.1); border: 1px solid rgba(201,169,110,0.2); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: var(--clr-accent); }
.contact-detail-icon svg { width: 20px; height: 20px; }
.contact-detail h4 { font-family: var(--font-display); font-weight: 600; margin-bottom: 4px; }
.contact-detail p { font-size: 0.9rem; color: var(--clr-text-muted); line-height: 1.6; }

/* Form */
.contact-form {
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg); padding: 40px;
}
.form-group { position: relative; margin-bottom: 24px; }
.form-group input, .form-group textarea {
  width: 100%; padding: 16px 20px; background: var(--clr-bg);
  border: 1px solid var(--clr-border); border-radius: var(--radius);
  color: var(--clr-text); font-size: 0.95rem; transition: var(--transition);
  outline: none;
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group label {
  position: absolute; top: 16px; left: 20px; color: var(--clr-text-muted);
  font-size: 0.95rem; transition: var(--transition); pointer-events: none;
  background: transparent;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--clr-accent); }
.form-group input:focus + label, .form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label, .form-group textarea:not(:placeholder-shown) + label {
  top: -8px; left: 14px; font-size: 0.75rem; color: var(--clr-accent);
  background: var(--clr-surface); padding: 0 6px;
}
.btn-submit { width: 100%; justify-content: center; padding: 16px; font-size: 1rem; }

/* ═══════════ FOOTER ═══════════ */
.footer { background: var(--clr-surface); border-top: 1px solid var(--clr-border); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.footer-brand p { color: var(--clr-text-muted); margin-top: 16px; font-size: 0.9rem; line-height: 1.7; max-width: 300px; }
.footer-links-group h4, .footer-social h4 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; margin-bottom: 20px; color: var(--clr-white); }
.footer-links-group ul { display: flex; flex-direction: column; gap: 12px; }
.footer-links-group a { color: var(--clr-text-muted); font-size: 0.9rem; transition: var(--transition); }
.footer-links-group a:hover { color: var(--clr-accent); }
.social-links { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.social-link { width: auto; height: 42px; background: rgba(255,255,255,0.05); border: 1px solid var(--clr-border); border-radius: 10px; display: inline-flex; align-items: center; justify-content: flex-start; gap: 12px; padding: 0 16px; color: var(--clr-text-muted); transition: var(--transition); font-family: var(--font-display); font-size: 0.9rem; font-weight: 500; }
.social-link svg { width: 18px; height: 18px; }
.social-link:hover { background: rgba(201,169,110,0.1); border-color: var(--clr-accent); color: var(--clr-accent); }
.footer-bottom { margin-top: 48px; padding: 20px 0; border-top: 1px solid var(--clr-border); text-align: center; color: var(--clr-text-muted); font-size: 0.85rem; }

/* ═══════════ ANIMATIONS ═══════════ */
[data-animate] { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
[data-animate="fade-right"] { transform: translateX(-40px); }
[data-animate="fade-left"] { transform: translateX(40px); }
[data-animate].visible { opacity: 1; transform: translate(0); }

/* ═══════════ RESPONSIVE ═══════════ */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .project-card--large { grid-column: span 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .nav-links { position: fixed; top: 0; right: -100%; width: 280px; height: 100vh; background: rgba(15,15,15,0.98); backdrop-filter: blur(20px); flex-direction: column; padding: 100px 40px 40px; gap: 28px; transition: var(--transition); }
  .nav-links.open { right: 0; }
  .nav-toggle { display: block; z-index: 1001; }
  .hero-title { font-size: clamp(2rem, 8vw, 3rem); }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .projects-grid { grid-template-columns: 1fr; }
  .project-card--large { grid-column: span 1; }
  .project-info { transform: translateY(0); opacity: 1; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 80px 0; }
}