:root {
  --primary: #1e2621;
  --primary-light: #2c3830;
  --accent: #c49a6c;
  --accent-light: #dfbe95;
  --accent-dark: #9e7547;
  --bg-main: #fbf9f6;
  --bg-card: #ffffff;
  --bg-subtle: #f3efe8;
  --text-main: #232724;
  --text-muted: #676e68;
  --border: #e6dfd5;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --max-w: 1240px;
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: var(--text-main);
  background-color: var(--bg-main);
}

h1, h2, h3, h4, .brand-font {
  font-family: 'Cinzel', serif;
  font-weight: 600;
  letter-spacing: -0.01em;
}

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

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

.container {
  width: 90%;
  max-width: var(--max-w);
  margin: 0 auto;
}

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(251, 249, 246, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: 'Cinzel', serif;
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--primary);
  text-transform: uppercase;
}

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

.logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.95rem;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2.2rem;
}

.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-muted);
  position: relative;
  padding: 0.4rem 0;
}

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

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

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(30, 38, 33, 0.2);
}

.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30, 38, 33, 0.28);
}

.btn-accent {
  background: var(--accent);
  color: #ffffff;
}

.btn-accent:hover {
  background: var(--accent-dark);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--primary);
  color: #ffffff;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary);
}

/* Page Header / Hero Banner for subpages */
.subpage-hero {
  background: linear-gradient(135deg, rgba(30, 38, 33, 0.95), rgba(44, 56, 48, 0.88)),
              radial-gradient(circle at 80% 20%, rgba(196, 154, 108, 0.25) 0%, transparent 50%);
  color: #ffffff;
  padding: 5rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.subpage-hero .subtitle {
  color: var(--accent-light);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 0.8rem;
  font-weight: 600;
}

.subpage-hero h1 {
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  margin-bottom: 1rem;
}

.subpage-hero p {
  max-width: 620px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.05rem;
  line-height: 1.6;
}

/* Footer */
.footer {
  background: var(--primary);
  color: #e3e7e4;
  padding: 4.5rem 0 2rem;
  margin-top: 5rem;
  border-top: 3px solid var(--accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  color: #a4aea7;
  margin: 1.2rem 0;
  line-height: 1.65;
  font-size: 0.95rem;
  max-width: 320px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1.05rem;
  margin-bottom: 1.4rem;
  letter-spacing: 0.05em;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--accent);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: #a4aea7;
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--accent-light);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: #8c9690;
}

/* Interactive Tabs & Category Switcher */
.tabs-container {
  margin-top: 2rem;
}

.tabs-nav {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  margin-bottom: 2.8rem;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 0.75rem 1.6rem;
  border-radius: 50px;
  background: #ffffff;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.tab-btn:hover {
  border-color: var(--accent);
  color: var(--primary);
  transform: translateY(-2px);
}

.tab-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 4px 14px rgba(30, 38, 33, 0.2);
}

.tab-btn.active .tab-badge {
  background: var(--accent);
  color: #ffffff;
}

.tab-badge {
  padding: 0.15rem 0.55rem;
  border-radius: 20px;
  background: var(--bg-subtle);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-dark);
}

.tab-pane {
  display: none;
  animation: fadeIn 0.4s ease;
}

.tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Enhanced Cards with Real Imagery */
.product-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-light);
}

.card-img-wrap {
  position: relative;
  width: 100%;
  height: 240px;
  overflow: hidden;
  background: var(--bg-subtle);
}

.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card:hover .card-img-wrap img {
  transform: scale(1.06);
}

.card-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(30, 38, 33, 0.85);
  backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 0.3rem 0.8rem;
  border-radius: 30px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.card-body {
  padding: 1.8rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-body h3 {
  font-size: 1.28rem;
  margin-bottom: 0.6rem;
  color: var(--primary);
}

.card-body p {
  color: var(--text-muted);
  font-size: 0.94rem;
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.spec-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.spec-pill {
  font-size: 0.76rem;
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
  background: var(--bg-subtle);
  color: var(--text-muted);
  font-weight: 500;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

.card-link {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--accent-dark);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition);
}

.card-link:hover {
  gap: 0.65rem;
  color: var(--primary);
}

/* Process tabs (About page) */
.about-tab-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.about-tab-img {
  width: 100%;
  height: 340px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.about-tab-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 900px) {
  .about-tab-content {
    grid-template-columns: 1fr;
    padding: 1.8rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .mobile-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-main);
    flex-direction: column;
    padding: 2rem;
    gap: 1.2rem;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--border);
    display: none;
  }

  .nav-links.open {
    display: flex;
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}