/* ===== DURÁN MEZCAL - Design System ===== */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;0,700;1,400&family=Outfit:wght@300;400;500;600&display=swap');

:root {
  --color-bg: #0d0906;
  --color-bg-alt: #1a120d;
  --color-surface: #231810;
  --color-amber: #c8922a;
  --color-amber-light: #e5b44e;
  --color-amber-glow: rgba(200, 146, 42, 0.15);
  --color-gold: #d4a843;
  --color-terracotta: #a0522d;
  --color-agave: #4a6741;
  --color-agave-dark: #2d3f28;
  --color-cream: #f5ead6;
  --color-smoke: #bfb5a3;
  --color-text: #ede4d4;
  --color-text-muted: #9c9080;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', system-ui, sans-serif;
}

*, *::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(--color-bg);
  color: var(--color-text);
  overflow-x: hidden;
  line-height: 1.7;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-amber); border-radius: 4px; }

/* ===== Navigation ===== */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 1.2rem 3rem;
  display: flex; justify-content: space-between; align-items: center;
  transition: background 0.4s, padding 0.4s, backdrop-filter 0.4s;
}
.navbar.scrolled {
  background: rgba(13, 9, 6, 0.92);
  backdrop-filter: blur(12px);
  padding: 0.8rem 3rem;
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.nav-logo img { height: 55px; transition: height 0.4s; }
.navbar.scrolled .nav-logo img { height: 42px; }
.nav-links { display: flex; gap: 2.2rem; list-style: none; }
.nav-links a {
  color: var(--color-cream); text-decoration: none;
  font-family: var(--font-body); font-weight: 400; font-size: 0.85rem;
  letter-spacing: 2px; text-transform: uppercase;
  position: relative; padding-bottom: 4px;
  transition: color 0.3s;
}
.nav-links a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 1.5px; background: var(--color-amber);
  transition: width 0.4s ease;
}
.nav-links a:hover { color: var(--color-amber-light); }
.nav-links a:hover::after { width: 100%; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 5px; }
.hamburger span { display: block; width: 26px; height: 2px; background: var(--color-cream); transition: all 0.3s; }

/* ===== Hero Section ===== */
.hero {
  position: relative; height: 100vh; min-height: 600px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('assets/hero.png') center/cover no-repeat;
  transform: scale(1.05);
  animation: heroZoom 20s ease-in-out infinite alternate;
}
@keyframes heroZoom { from { transform: scale(1.05); } to { transform: scale(1.15); } }

.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(13,9,6,0.5) 0%,
    rgba(13,9,6,0.3) 40%,
    rgba(13,9,6,0.7) 80%,
    rgba(13,9,6,1) 100%
  );
}
.hero-content {
  position: relative; z-index: 2; text-align: center;
  animation: fadeInUp 1.2s ease-out;
}
.hero-content img { height: 140px; margin-bottom: 1.5rem; filter: drop-shadow(0 4px 30px rgba(200,146,42,0.3)); }
.hero-tagline {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 400;
  font-style: italic; color: var(--color-smoke);
  letter-spacing: 3px; margin-bottom: 0.8rem;
}
.hero-subtitle {
  font-size: 0.85rem; letter-spacing: 4px; text-transform: uppercase;
  color: var(--color-amber); font-weight: 300;
}
.hero-cta {
  display: inline-block; margin-top: 2.5rem; padding: 0.9rem 2.8rem;
  border: 1.5px solid var(--color-amber); color: var(--color-amber);
  text-decoration: none; text-transform: uppercase; letter-spacing: 3px;
  font-size: 0.8rem; font-family: var(--font-body);
  transition: all 0.4s ease; position: relative; overflow: hidden;
}
.hero-cta::before {
  content: ''; position: absolute; inset: 0;
  background: var(--color-amber); transform: scaleX(0);
  transform-origin: right; transition: transform 0.4s ease;
  z-index: -1;
}
.hero-cta:hover { color: var(--color-bg); }
.hero-cta:hover::before { transform: scaleX(1); transform-origin: left; }

.scroll-indicator {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  z-index: 2; animation: bounce 2s infinite;
}
.scroll-indicator span {
  display: block; width: 20px; height: 20px;
  border-right: 1.5px solid var(--color-amber); border-bottom: 1.5px solid var(--color-amber);
  transform: rotate(45deg); opacity: 0.6;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Sections Common ===== */
section { padding: 6rem 2rem; }

.section-label {
  font-size: 0.75rem; letter-spacing: 5px; text-transform: uppercase;
  color: var(--color-amber); font-weight: 500; margin-bottom: 0.8rem;
  display: flex; align-items: center; gap: 1rem;
}
.section-label::before {
  content: ''; width: 40px; height: 1px; background: var(--color-amber);
}
.section-title {
  font-family: var(--font-display); font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 600; color: var(--color-cream); line-height: 1.2;
  margin-bottom: 1.5rem;
}
.section-text {
  color: var(--color-smoke); font-weight: 300; font-size: 1.05rem;
  max-width: 600px; line-height: 1.8;
}

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }
.reveal-delay-3 { transition-delay: 0.45s; }

/* ===== About Section ===== */
.about { background: var(--color-bg); }
.about-grid {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center;
}
.about-image-wrap {
  position: relative; border-radius: 4px; overflow: hidden;
}
.about-image-wrap img { width: 100%; display: block; border-radius: 4px; }
.about-image-wrap::after {
  content: ''; position: absolute; inset: 0;
  border: 1px solid var(--color-amber); border-radius: 4px;
  transform: translate(12px, 12px); pointer-events: none;
  transition: transform 0.5s ease;
}
.about-image-wrap:hover::after { transform: translate(6px, 6px); }

.about-stats {
  display: flex; gap: 2rem; margin-top: 2.5rem; padding-top: 2rem;
  border-top: 1px solid rgba(200,146,42,0.2);
}
.stat { text-align: center; }
.stat-number {
  font-family: var(--font-display); font-size: 2.5rem;
  color: var(--color-amber); font-weight: 700; line-height: 1;
}
.stat-label { font-size: 0.75rem; color: var(--color-text-muted); letter-spacing: 2px; text-transform: uppercase; margin-top: 0.3rem; }

/* ===== Products Section ===== */
.products { background: var(--color-bg-alt); }
.products-container { max-width: 1200px; margin: 0 auto; }
.products-header { text-align: center; margin-bottom: 4rem; }
.products-header .section-text { margin: 0 auto; }

.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }

.product-card {
  background: linear-gradient(145deg, rgba(35,24,16,0.8), rgba(26,18,13,0.9));
  border: 1px solid rgba(200,146,42,0.12);
  border-radius: 8px; padding: 2.5rem 2rem; text-align: center;
  position: relative; overflow: hidden;
  transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}
.product-card::before {
  content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 80px; height: 2px; background: linear-gradient(90deg, transparent, var(--color-amber), transparent);
  opacity: 0; transition: opacity 0.4s;
}
.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(200,146,42,0.3);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.product-card:hover::before { opacity: 1; }

.product-icon { font-size: 3rem; margin-bottom: 1rem; }
.product-name {
  font-family: var(--font-display); font-size: 1.6rem; font-weight: 600;
  color: var(--color-cream); margin-bottom: 0.3rem;
}
.product-type {
  font-size: 0.75rem; letter-spacing: 3px; text-transform: uppercase;
  color: var(--color-amber); margin-bottom: 1rem;
}
.product-desc { color: var(--color-smoke); font-size: 0.9rem; font-weight: 300; line-height: 1.7; margin-bottom: 1.5rem; }
.product-detail { font-size: 0.78rem; color: var(--color-text-muted); }
.product-detail strong { color: var(--color-amber-light); }

/* ===== Process Section ===== */
.process { background: var(--color-bg); }
.process-container { max-width: 1100px; margin: 0 auto; }
.process-header { text-align: center; margin-bottom: 4rem; }
.process-header .section-text { margin: 0 auto; }

.process-image { width: 100%; border-radius: 6px; margin-bottom: 3rem; }

.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.step { text-align: center; position: relative; }
.step-number {
  font-family: var(--font-display); font-size: 3rem; font-weight: 700;
  color: rgba(200,146,42,0.15); line-height: 1; margin-bottom: 0.5rem;
}
.step-title {
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 600;
  color: var(--color-cream); margin-bottom: 0.5rem;
}
.step-desc { font-size: 0.85rem; color: var(--color-smoke); font-weight: 300; }

/* ===== Denomination Section ===== */
.denomination {
  background: linear-gradient(135deg, var(--color-agave-dark), var(--color-surface));
  text-align: center; position: relative; overflow: hidden;
}
.denomination::before {
  content: ''; position: absolute; top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(ellipse at center, var(--color-amber-glow), transparent 60%);
  animation: rotateSlow 30s linear infinite;
}
@keyframes rotateSlow { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }

.denomination-content { position: relative; z-index: 1; max-width: 700px; margin: 0 auto; }
.denomination .section-label { justify-content: center; }
.denomination .section-label::before { display: none; }
.denom-seal {
  width: 100px; height: 100px; border: 2px solid var(--color-amber);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  margin: 0 auto 2rem; font-family: var(--font-display); font-size: 0.7rem;
  color: var(--color-amber); letter-spacing: 2px; text-transform: uppercase;
  animation: pulse 3s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(200,146,42,0.3); }
  50% { box-shadow: 0 0 0 15px rgba(200,146,42,0); }
}

/* ===== Contact Section ===== */
.contact { background: var(--color-bg-alt); }
.contact-container {
  max-width: 900px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 4rem;
}
.contact-info .section-text { margin-bottom: 2rem; }
.contact-detail { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.2rem; }
.contact-detail .icon {
  width: 40px; height: 40px; border: 1px solid rgba(200,146,42,0.3);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: var(--color-amber); font-size: 1rem; flex-shrink: 0;
}
.contact-detail span { color: var(--color-smoke); font-size: 0.9rem; }

.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-group input, .form-group textarea {
  width: 100%; padding: 0.9rem 1.2rem;
  background: rgba(35,24,16,0.6); border: 1px solid rgba(200,146,42,0.15);
  border-radius: 4px; color: var(--color-text);
  font-family: var(--font-body); font-size: 0.9rem;
  transition: border-color 0.3s, box-shadow 0.3s; outline: none;
}
.form-group input:focus, .form-group textarea:focus {
  border-color: var(--color-amber);
  box-shadow: 0 0 0 3px rgba(200,146,42,0.1);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--color-text-muted); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-btn {
  padding: 0.9rem 2.5rem; background: var(--color-amber);
  color: var(--color-bg); border: none; border-radius: 4px;
  font-family: var(--font-body); font-size: 0.85rem; font-weight: 500;
  letter-spacing: 2px; text-transform: uppercase; cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}
.form-btn:hover { background: var(--color-amber-light); transform: translateY(-2px); }

/* ===== Footer ===== */
.footer {
  background: var(--color-bg); padding: 3rem 2rem;
  border-top: 1px solid rgba(200,146,42,0.1); text-align: center;
}
.footer-logo img { height: 50px; margin-bottom: 1rem; opacity: 0.7; }
.footer-text { color: var(--color-text-muted); font-size: 0.8rem; letter-spacing: 1px; }
.footer-legal { color: var(--color-text-muted); font-size: 0.7rem; margin-top: 1rem; font-style: italic; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .products-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .contact-container { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .navbar { padding: 1rem 1.5rem; }
  .nav-links { display: none; position: fixed; top: 0; right: 0; width: 70%; height: 100vh; background: rgba(13,9,6,0.97); flex-direction: column; justify-content: center; align-items: center; gap: 2rem; }
  .nav-links.active { display: flex; }
  .hamburger { display: flex; z-index: 1001; }
  .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .hamburger.active span:nth-child(2) { opacity: 0; }
  .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
  .hero-content img { height: 100px; }
  .hero-tagline { font-size: 1.2rem; }
  section { padding: 4rem 1.5rem; }
  .process-steps { grid-template-columns: 1fr 1fr; }
}