/* ============================================
   DRVO MARKET STEFANOVIĆ — Design System
   Premium Dark Mode + Warm Wood Accents
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* --- CSS Variables --- */
:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: #161616;
  --bg-card-hover: #1c1c1c;
  --bg-glass: rgba(255,255,255,0.04);
  --bg-glass-border: rgba(255,255,255,0.08);
  --accent: #39ff14;
  --accent-light: #66ff4d;
  --accent-dark: #24b300;
  --gold: #39ff14;
  --gold-light: #66ff4d;
  --text-primary: #f5f5f5;
  --text-secondary: #a0a0a0;
  --text-muted: #666;
  --border: rgba(255,255,255,0.06);
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 64px rgba(0,0,0,0.6);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --max-width: 1280px;
  --header-h: 72px;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-light); }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }

/* --- Container --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* --- Top Bar --- */
.top-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 8px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.top-bar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.top-bar a { color: var(--text-secondary); }
.top-bar a:hover { color: var(--accent); }
.top-bar-left { display: flex; gap: 20px; align-items: center; }
.top-bar-right { display: flex; gap: 12px; align-items: center; }
.top-bar-right a { font-size: 1.1rem; width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: var(--bg-glass); border: 1px solid var(--bg-glass-border); transition: var(--transition); }
.top-bar-right a:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* --- Header / Nav --- */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.header.scrolled { background: rgba(10,10,10,0.95); box-shadow: var(--shadow); }
.nav { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }
.logo { font-family: var(--font-heading); font-size: 1.4rem; font-weight: 800; color: var(--text-primary); display: flex; align-items: center; gap: 10px; }
.logo span { color: var(--accent); }
.logo img { height: 40px; }

.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); background: var(--bg-glass); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

/* Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown > a::after { content: ' ▾'; font-size: 0.7em; }
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px;
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}
.nav-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu a {
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  color: var(--text-secondary);
}
.dropdown-menu a:hover { background: var(--bg-glass); color: var(--text-primary); }

/* Mobile Nav */
.nav-toggle { display: none; background: none; border: none; color: var(--text-primary); font-size: 1.5rem; cursor: pointer; padding: 8px; }
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  padding: 80px 32px 32px;
  overflow-y: auto;
}
.mobile-overlay.active { display: flex; }
.mobile-overlay a { color: var(--text-primary); font-size: 1.3rem; padding: 14px 0; border-bottom: 1px solid var(--border); font-family: var(--font-heading); }
.mobile-close { position: absolute; top: 20px; right: 24px; background: none; border: none; color: var(--text-primary); font-size: 2rem; cursor: pointer; }

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, var(--bg-primary) 0%, #1a1008 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.25;
  filter: blur(2px);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(10,10,10,0.9) 40%, rgba(10,10,10,0.4) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 650px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(57,255,20,0.15);
  border: 1px solid rgba(57,255,20,0.3);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); margin-bottom: 20px; font-weight: 800; }
.hero h1 .highlight { color: var(--accent); }
.hero p { font-size: 1.15rem; color: var(--text-secondary); margin-bottom: 32px; line-height: 1.8; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #fff;
  box-shadow: 0 4px 20px rgba(57,255,20,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(57,255,20,0.4); color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }

/* --- Sections --- */
.section { padding: 100px 0; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.section-label::before { content: ''; width: 30px; height: 2px; background: var(--accent); }
.section-title { font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 16px; }
.section-subtitle { color: var(--text-secondary); font-size: 1.05rem; max-width: 600px; margin-bottom: 48px; }

/* --- Product Cards --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.product-card:hover { transform: translateY(-6px); border-color: rgba(57,255,20,0.3); box-shadow: 0 12px 40px rgba(0,0,0,0.4); }
.product-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.product-card:hover .product-card-img { transform: scale(1.05); }
.product-card-img-wrap { overflow: hidden; position: relative; }
.product-card-no-img {
  height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a1a2e 0%, #2a2a3e 50%, #1e1e30 100%);
  border-bottom: 1px solid rgba(57,255,20,0.2);
}
.product-card-no-img i {
  font-size: 2.8rem;
  color: rgba(57,255,20,0.6);
}
.product-card-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: linear-gradient(135deg, #e74c3c, #c0392b);
  color: #fff;
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.product-card-badge.premium { background: linear-gradient(135deg, var(--gold), var(--gold-light)); }
.product-card-body { 
  padding: 20px; 
  display: flex; 
  flex-direction: column; 
  flex: 1; 
}
.product-card-brand { font-size: 0.75rem; color: var(--accent); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 4px; }
.product-card-name { font-family: var(--font-heading); font-size: 1.15rem; font-weight: 600; margin-bottom: 10px; }
.product-card-specs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.spec-tag {
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 0.75rem;
  color: var(--text-secondary);
}
.product-card-price { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; color: var(--accent); }
.product-card-price small { font-size: 0.75rem; color: var(--text-muted); font-weight: 400; }

/* --- Category Cards --- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.category-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  height: 280px;
  cursor: pointer;
  transition: var(--transition);
}
.category-card:hover { transform: translateY(-4px); }
.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.category-card:hover img { transform: scale(1.1); }
.category-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.1) 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
}
.category-card h3 { font-size: 1.2rem; margin-bottom: 6px; }
.category-card p { font-size: 0.85rem; color: var(--text-secondary); }

/* --- Glass Card --- */
.glass-card {
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  border-radius: var(--radius);
  padding: 32px;
  backdrop-filter: blur(10px);
}

/* --- Info Section --- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
}
.info-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: var(--transition);
}
.info-card:hover { border-color: rgba(57,255,20,0.2); }
.info-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(57,255,20,0.1);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 20px;
}
.info-card h3 { font-size: 1.1rem; margin-bottom: 10px; }
.info-card p { color: var(--text-secondary); font-size: 0.92rem; }

/* --- Testimonials --- */
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
}
.testimonial-card::before {
  content: '"';
  font-family: var(--font-heading);
  font-size: 6rem;
  color: var(--accent);
  opacity: 0.15;
  position: absolute;
  top: 10px;
  left: 30px;
  line-height: 1;
}
.testimonial-card p { font-size: 1.05rem; line-height: 1.8; margin-bottom: 20px; color: var(--text-secondary); font-style: italic; }
.testimonial-author { font-family: var(--font-heading); font-weight: 600; color: var(--text-primary); }
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 24px; }

/* --- Stats --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 24px;
  padding: 48px 0;
}
.stat-item { text-align: center; }
.stat-number { font-family: var(--font-heading); font-size: 2.5rem; font-weight: 800; color: var(--accent); }
.stat-label { color: var(--text-secondary); font-size: 0.9rem; margin-top: 4px; }

/* --- Footer --- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 64px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand p { color: var(--text-secondary); font-size: 0.92rem; margin-top: 16px; line-height: 1.7; }
.footer h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 20px;
}
.footer-links a { display: block; color: var(--text-secondary); padding: 6px 0; font-size: 0.92rem; transition: var(--transition); }
.footer-links a:hover { color: var(--accent); padding-left: 6px; }
.footer-contact-item { display: flex; gap: 10px; align-items: flex-start; color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 12px; }
.footer-contact-item i { color: var(--accent); margin-top: 4px; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--bg-glass);
  border: 1px solid var(--bg-glass-border);
  color: var(--text-secondary);
  transition: var(--transition);
}
.footer-social a:hover { background: var(--accent); color: #fff; border-color: var(--accent); }

/* --- Page Header --- */
.page-header {
  padding: 120px 0 60px;
  background: linear-gradient(135deg, var(--bg-primary), #1a1008);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(to top, var(--bg-primary), transparent);
}
.page-header h1 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 12px; position: relative; z-index: 1; }
.page-header p { color: var(--text-secondary); font-size: 1.1rem; position: relative; z-index: 1; }
.breadcrumb { display: flex; gap: 8px; justify-content: center; margin-bottom: 20px; font-size: 0.85rem; color: var(--text-muted); position: relative; z-index: 1; }
.breadcrumb a { color: var(--text-secondary); }

/* --- Filters --- */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  padding: 16px;
  background: var(--bg-card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.filter-btn {
  padding: 8px 20px;
  border-radius: 50px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* --- Contact Form --- */
.contact-form { max-width: 600px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 8px; font-weight: 500; }
.form-group input, .form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(57,255,20,0.1); }
.form-group textarea { min-height: 150px; resize: vertical; }

/* --- CTA Banner --- */
.cta-banner {
  background: linear-gradient(135deg, rgba(57,255,20,0.1), rgba(57,255,20,0.05));
  border: 1px solid rgba(57,255,20,0.2);
  border-radius: var(--radius-lg);
  padding: 60px;
  text-align: center;
}
.cta-banner h2 { font-size: 2rem; margin-bottom: 12px; }
.cta-banner p { color: var(--text-secondary); margin-bottom: 28px; max-width: 500px; margin-left: auto; margin-right: auto; }

/* --- Animations --- */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* --- Back to top --- */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(57,255,20,0.3);
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-3px); }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: block; }
  .hero { min-height: 70vh; }
  .hero h1 { font-size: 2rem; }
  .section { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .cta-banner { padding: 40px 24px; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .top-bar { display: none; }
}
@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr; }
  .category-grid { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
}