/* ===========================
   Unitech Tools - Main Styles
   =========================== */

:root {
  --primary: #0a2540;
  --primary-light: #1a3a5c;
  --accent: #e8a020;
  --accent-hover: #d4911a;
  --text: #1a1a2e;
  --text-light: #555;
  --bg: #ffffff;
  --bg-light: #f4f7fb;
  --bg-dark: #0a2540;
  --border: #e0e6ef;
  --success: #28a745;
  --whatsapp: #25d366;
  --whatsapp-hover: #1ebe5d;
  --font-main: 'Inter', 'Segoe UI', Arial, sans-serif;
  --shadow: 0 4px 24px rgba(10,37,64,0.10);
  --shadow-hover: 0 8px 32px rgba(10,37,64,0.18);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-main);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ===== UTILITY ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; border-radius: var(--radius);
  font-size: 0.95rem; font-weight: 600; cursor: pointer;
  border: none; transition: all var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--accent); color: #fff;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: var(--shadow-hover); }
.btn-outline {
  background: transparent; color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-whatsapp {
  background: var(--whatsapp); color: #fff;
}
.btn-whatsapp:hover { background: var(--whatsapp-hover); transform: translateY(-1px); }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.badge {
  display: inline-block; padding: 3px 10px; border-radius: 20px;
  font-size: 0.75rem; font-weight: 600; background: var(--accent);
  color: #fff; text-transform: uppercase; letter-spacing: 0.5px;
}
.section-title {
  font-size: 2rem; font-weight: 700; color: var(--primary);
  margin-bottom: 12px; line-height: 1.25;
}
.section-subtitle {
  font-size: 1.05rem; color: var(--text-light);
  max-width: 600px; margin: 0 auto 48px;
}
.divider {
  width: 56px; height: 4px; background: var(--accent);
  border-radius: 2px; margin: 16px auto 0;
}

/* ===== HEADER / NAV ===== */
#header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--bg); border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(10,37,64,0.07);
  transition: all var(--transition);
}
#header.scrolled { box-shadow: 0 4px 20px rgba(10,37,64,0.13); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 70px; gap: 24px;
}
.logo {
  display: flex; align-items: center; gap: 12px; flex-shrink: 0;
}
.logo-icon {
  width: 40px; height: 40px; background: var(--primary);
  border-radius: 8px; display: flex; align-items: center; justify-content: center;
}
.logo-icon svg { width: 24px; height: 24px; fill: var(--accent); }
.logo-text { font-size: 1.25rem; font-weight: 800; color: var(--primary); line-height: 1.1; }
.logo-text span { color: var(--accent); }
.logo-sub { font-size: 0.65rem; color: var(--text-light); font-weight: 400; letter-spacing: 1px; text-transform: uppercase; }

nav { display: flex; align-items: center; gap: 4px; }
nav a {
  padding: 8px 14px; border-radius: var(--radius);
  font-size: 0.9rem; font-weight: 500; color: var(--text);
  transition: all var(--transition); position: relative;
}
nav a:hover, nav a.active { color: var(--primary); background: var(--bg-light); }
.nav-dropdown { position: relative; }
.nav-dropdown > a::after { content: ' ▾'; font-size: 0.7rem; }
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0;
  padding-top: 10px;
  background: transparent;
  border: none;
  box-shadow: none;
  min-width: 220px;
  z-index: 200;
}
/* Bridge element fills the gap so hover stays active */
.dropdown-menu::before {
  content: '';
  display: block;
  height: 10px;
  margin-top: -10px;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
}
.dropdown-menu-wrap {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0,0,0,0.14);
  padding: 6px;
  overflow: hidden;
}
.nav-dropdown:hover .dropdown-menu { display: block; }
.dropdown-menu a {
  display: block; padding: 10px 14px; border-radius: var(--radius);
  font-size: 0.88rem; color: var(--text);
}
.dropdown-menu a:hover { background: var(--bg-light); color: var(--primary); }
.header-cta { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.header-cta .btn { padding: 9px 18px; font-size: 0.85rem; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
.mobile-menu { display: none; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--primary); border-radius: 2px; transition: all var(--transition); }

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #163a6b 60%, #1a4a80 100%);
  color: #fff; padding: 100px 0 80px; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -50%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(232,160,32,0.15) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-badge { margin-bottom: 20px; }
.hero h1 {
  font-size: 2.8rem; font-weight: 800; line-height: 1.2;
  margin-bottom: 20px; color: #fff;
}
.hero h1 span { color: var(--accent); }
.hero-desc { font-size: 1.1rem; color: rgba(255,255,255,0.82); margin-bottom: 36px; max-width: 480px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats {
  display: flex; gap: 32px; margin-top: 48px;
  padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.15);
}
.hero-stat-num { font-size: 2rem; font-weight: 800; color: var(--accent); }
.hero-stat-label { font-size: 0.82rem; color: rgba(255,255,255,0.65); margin-top: 2px; }
.hero-visual {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
}
.hero-img-card {
  border-radius: var(--radius-lg); overflow: hidden;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center;
}
.hero-img-card img { width: 100%; height: 100%; object-fit: cover; }
.hero-img-card.tall { grid-row: span 2; aspect-ratio: auto; }
.hero-img-card-placeholder {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; color: rgba(255,255,255,0.4); font-size: 0.8rem; text-align: center; padding: 16px;
}
.hero-img-card-placeholder svg { width: 40px; height: 40px; opacity: 0.5; }

/* ===== FEATURES ===== */
.features { background: var(--bg-light); }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
  background: var(--bg); border-radius: var(--radius-lg);
  padding: 32px 24px; text-align: center;
  border: 1px solid var(--border); transition: all var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.feature-icon {
  width: 64px; height: 64px; border-radius: 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
}
.feature-icon svg { width: 32px; height: 32px; fill: var(--accent); }
.feature-title { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.feature-desc { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; }

/* ===== PRODUCTS (HOME) ===== */
.products-home { background: var(--bg); }
.categories-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.category-card {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); transition: all var(--transition);
  background: var(--bg); cursor: pointer;
}
.category-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.category-card-img {
  aspect-ratio: 16/9; background: var(--bg-light);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; position: relative;
}
.category-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.category-card:hover .category-card-img img { transform: scale(1.05); }
.category-card-img-placeholder {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-light); font-size: 0.8rem;
}
.category-card-img-placeholder svg { width: 48px; height: 48px; opacity: 0.3; }
.category-card-body { padding: 20px 24px; }
.category-card-title { font-size: 1.05rem; font-weight: 700; color: var(--primary); margin-bottom: 6px; }
.category-card-desc { font-size: 0.85rem; color: var(--text-light); margin-bottom: 14px; }
.category-card-link {
  font-size: 0.88rem; font-weight: 600; color: var(--accent);
  display: inline-flex; align-items: center; gap: 4px;
}
.category-card-link::after { content: '→'; transition: transform var(--transition); }
.category-card:hover .category-card-link::after { transform: translateX(4px); }

/* ===== PRODUCT CARDS ===== */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card {
  border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); transition: all var(--transition);
  background: var(--bg); display: flex; flex-direction: column;
}
.product-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.product-card-img {
  aspect-ratio: 4/3; background: var(--bg-light);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.product-card-img img { width: 100%; height: 100%; object-fit: contain; padding: 16px; transition: transform 0.4s ease; }
.product-card:hover .product-card-img img { transform: scale(1.06); }
.product-card-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-card-cat { font-size: 0.75rem; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; }
.product-card-title { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.product-card-desc { font-size: 0.85rem; color: var(--text-light); margin-bottom: 14px; flex: 1; }
.product-card-specs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.spec-tag {
  background: var(--bg-light); border: 1px solid var(--border);
  border-radius: 4px; padding: 3px 8px; font-size: 0.75rem; color: var(--text-light);
}
.product-card-actions { display: flex; gap: 8px; }
.product-card-actions .btn { flex: 1; justify-content: center; padding: 10px 12px; font-size: 0.82rem; }

/* ===== PRODUCT DETAIL ===== */
.product-detail { padding: 60px 0; }
.product-detail-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.product-gallery { position: sticky; top: 90px; }
.product-main-img {
  border-radius: var(--radius-lg); overflow: hidden;
  background: var(--bg-light); border: 1px solid var(--border);
  aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center;
}
.product-main-img img { width: 100%; height: 100%; object-fit: contain; padding: 24px; }
.product-breadcrumb { font-size: 0.85rem; color: var(--text-light); margin-bottom: 16px; }
.product-breadcrumb a { color: var(--accent); }
.product-breadcrumb a:hover { text-decoration: underline; }
.product-detail-title { font-size: 1.8rem; font-weight: 800; color: var(--primary); margin-bottom: 12px; }
.product-detail-subtitle { font-size: 1rem; color: var(--text-light); margin-bottom: 24px; }
.product-highlights { margin-bottom: 28px; }
.product-highlight { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 10px; }
.product-highlight-icon { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; }
.product-highlight-icon svg { width: 20px; height: 20px; fill: var(--accent); }
.product-highlight-text { font-size: 0.9rem; color: var(--text); }
.product-actions { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.product-actions .btn { justify-content: center; }
.specs-table { width: 100%; border-collapse: collapse; margin-top: 24px; font-size: 0.88rem; }
.specs-table th {
  background: var(--primary); color: #fff; padding: 10px 14px;
  text-align: left; font-weight: 600;
}
.specs-table td { padding: 9px 14px; border-bottom: 1px solid var(--border); }
.specs-table tr:nth-child(even) td { background: var(--bg-light); }
.specs-table tr:last-child td { border-bottom: none; }

/* ===== TABS ===== */
.tabs { margin-top: 48px; }
.tab-nav { display: flex; border-bottom: 2px solid var(--border); margin-bottom: 28px; gap: 4px; }
.tab-btn {
  padding: 10px 20px; font-size: 0.9rem; font-weight: 600;
  color: var(--text-light); background: none; border: none;
  cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all var(--transition);
}
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-btn:hover { color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ===== ORDER FORM ===== */
.order-section { background: var(--bg-light); }
.order-form-wrap {
  max-width: 680px; margin: 0 auto;
  background: var(--bg); border-radius: var(--radius-lg);
  padding: 40px; border: 1px solid var(--border); box-shadow: var(--shadow);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 0.88rem; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.form-label span { color: #e53e3e; }
.form-control {
  width: 100%; padding: 11px 14px; border-radius: var(--radius);
  border: 1px solid var(--border); font-size: 0.9rem; color: var(--text);
  background: var(--bg); transition: border-color var(--transition);
  font-family: var(--font-main);
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(10,37,64,0.08); }
textarea.form-control { resize: vertical; min-height: 100px; }
.form-submit { width: 100%; justify-content: center; padding: 14px; font-size: 1rem; }
.form-note { font-size: 0.8rem; color: var(--text-light); text-align: center; margin-top: 12px; }
.form-success {
  display: none; background: #d4edda; border: 1px solid #c3e6cb;
  border-radius: var(--radius); padding: 16px; text-align: center;
  color: #155724; font-weight: 600; margin-top: 16px;
}

/* ===== BREADCRUMB ===== */
.breadcrumb-bar { background: var(--bg-light); padding: 14px 0; border-bottom: 1px solid var(--border); }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--text-light); flex-wrap: wrap; }
.breadcrumb a { color: var(--accent); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { color: var(--border); }

/* ===== PAGE HERO ===== */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff; padding: 60px 0; text-align: center;
}
.page-hero h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 12px; }
.page-hero p { font-size: 1.05rem; color: rgba(255,255,255,0.8); max-width: 560px; margin: 0 auto; }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-img { border-radius: var(--radius-lg); overflow: hidden; background: var(--bg-light); aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; }
.about-img img { width: 100%; height: 100%; object-fit: cover; }
.about-text h2 { font-size: 1.8rem; font-weight: 800; color: var(--primary); margin-bottom: 16px; }
.about-text p { color: var(--text-light); margin-bottom: 16px; line-height: 1.8; }
.about-values { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.about-value { background: var(--bg-light); border-radius: var(--radius); padding: 16px; border-left: 3px solid var(--accent); }
.about-value-title { font-weight: 700; color: var(--primary); font-size: 0.9rem; margin-bottom: 4px; }
.about-value-desc { font-size: 0.82rem; color: var(--text-light); }

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 48px; align-items: start; }
.contact-info { background: var(--primary); color: #fff; border-radius: var(--radius-lg); padding: 40px; }
.contact-info h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 24px; }
.contact-item { display: flex; gap: 14px; margin-bottom: 24px; }
.contact-item-icon { width: 40px; height: 40px; background: rgba(255,255,255,0.1); border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-item-icon svg { width: 20px; height: 20px; fill: var(--accent); }
.contact-item-label { font-size: 0.8rem; color: rgba(255,255,255,0.6); margin-bottom: 2px; }
.contact-item-value { font-size: 0.95rem; font-weight: 600; }
.contact-form-wrap { background: var(--bg); border-radius: var(--radius-lg); padding: 40px; border: 1px solid var(--border); box-shadow: var(--shadow); }

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--whatsapp); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  cursor: pointer; transition: all var(--transition);
  animation: pulse 2.5s infinite;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.55); }
.whatsapp-float svg { width: 32px; height: 32px; fill: #fff; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
  50% { box-shadow: 0 4px 32px rgba(37,211,102,0.7); }
}
.whatsapp-tooltip {
  position: absolute; right: 70px; background: var(--primary);
  color: #fff; padding: 6px 12px; border-radius: 6px; font-size: 0.82rem;
  white-space: nowrap; opacity: 0; pointer-events: none;
  transition: opacity var(--transition);
}
.whatsapp-float:hover .whatsapp-tooltip { opacity: 1; }

/* ===== FOOTER ===== */
footer {
  background: var(--bg-dark); color: rgba(255,255,255,0.75);
  padding: 60px 0 0;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand .logo-text { color: #fff; font-size: 1.3rem; }
.footer-brand .logo-text span { color: var(--accent); }
.footer-desc { font-size: 0.88rem; color: rgba(255,255,255,0.55); margin: 16px 0 20px; line-height: 1.7; }
.footer-social { display: flex; gap: 10px; }
.social-btn {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.social-btn:hover { background: var(--accent); }
.social-btn svg { width: 18px; height: 18px; fill: rgba(255,255,255,0.7); }
.social-btn:hover svg { fill: #fff; }
.footer-col h4 { font-size: 0.9rem; font-weight: 700; color: #fff; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 0.5px; }
.footer-col a { display: block; font-size: 0.85rem; color: rgba(255,255,255,0.55); margin-bottom: 10px; transition: color var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0; display: flex; justify-content: space-between;
  align-items: center; font-size: 0.82rem; color: rgba(255,255,255,0.4);
  flex-wrap: wrap; gap: 8px;
}

/* ===== TRUST BAR ===== */
.trust-bar { background: var(--primary); padding: 18px 0; }
.trust-bar-inner { display: flex; align-items: center; justify-content: center; gap: 40px; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,0.85); font-size: 0.88rem; }
.trust-item svg { width: 20px; height: 20px; fill: var(--accent); flex-shrink: 0; }

/* ===== CTA SECTION ===== */
.cta-section {
  background: linear-gradient(135deg, var(--accent) 0%, #c8841a 100%);
  padding: 72px 0; text-align: center; color: #fff;
}
.cta-section h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
.cta-section p { font-size: 1.05rem; opacity: 0.9; margin-bottom: 32px; max-width: 560px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-actions .btn-outline { border-color: rgba(255,255,255,0.6); color: #fff; }
.cta-actions .btn-outline:hover { background: rgba(255,255,255,0.15); border-color: #fff; }

/* ===== FILTER BAR ===== */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.filter-btn {
  padding: 8px 18px; border-radius: 20px; font-size: 0.85rem; font-weight: 600;
  border: 1.5px solid var(--border); background: var(--bg); color: var(--text-light);
  cursor: pointer; transition: all var(--transition);
}
.filter-btn.active, .filter-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===== COMING SOON ===== */
.coming-soon {
  text-align: center; padding: 80px 24px;
  background: var(--bg-light); border-radius: var(--radius-lg);
  border: 2px dashed var(--border);
}
.coming-soon-icon { font-size: 4rem; margin-bottom: 16px; }
.coming-soon h3 { font-size: 1.5rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.coming-soon p { color: var(--text-light); max-width: 400px; margin: 0 auto 24px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .product-detail-inner { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .hero { padding: 70px 0 56px; }
  .hero h1 { font-size: 2rem; }
  .section-title { font-size: 1.6rem; }
  nav, .header-cta { display: none; }
  .hamburger { display: flex; }
  .mobile-menu {
    display: none; position: fixed; top: 70px; left: 0; right: 0;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 16px; box-shadow: var(--shadow); z-index: 999;
  }
  .mobile-menu.open { display: block; }
  .mobile-menu a { display: block; padding: 12px 16px; border-radius: var(--radius); font-size: 0.95rem; color: var(--text); }
  .mobile-menu a:hover { background: var(--bg-light); }
  .mobile-menu .mobile-cta { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .categories-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .trust-bar-inner { gap: 20px; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .about-values { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 1.7rem; }
  .features-grid { grid-template-columns: 1fr; }
  .order-form-wrap { padding: 24px; }
  .contact-info { padding: 28px; }
  .contact-form-wrap { padding: 28px; }
}

/* ===== BLOG ===== */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.blog-card { background: var(--bg); border-radius: var(--radius-lg); border: 1px solid var(--border); overflow: hidden; transition: all var(--transition); }
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.blog-card-img { width: 100%; height: 200px; object-fit: cover; }
.blog-card-img img { width: 100%; height: 100%; object-fit: cover; }
.blog-card-body { padding: 24px; }
.blog-card-meta { display: flex; gap: 10px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.blog-tag { background: var(--accent-light, #fff8ec); color: var(--accent); font-size: 0.75rem; font-weight: 700; padding: 3px 10px; border-radius: 20px; border: 1px solid rgba(232,160,32,0.3); }
.blog-date { font-size: 0.78rem; color: var(--text-light); }
.blog-card-title { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; line-height: 1.5; }
.blog-card-title a { color: inherit; }
.blog-card-title a:hover { color: var(--accent); }
.blog-card-excerpt { font-size: 0.88rem; color: var(--text-light); line-height: 1.7; margin-bottom: 16px; }
.blog-card-footer { display: flex; align-items: center; justify-content: space-between; }

/* Blog Article */
.blog-article { padding: 60px 0; }
.blog-article-inner { display: grid; grid-template-columns: 1fr 300px; gap: 56px; align-items: start; }
.blog-article-header { margin-bottom: 36px; }
.blog-article-header h1 { font-size: 2rem; font-weight: 800; color: var(--primary); line-height: 1.3; margin: 16px 0; }
.blog-article-lead { font-size: 1.05rem; color: var(--text-light); line-height: 1.8; padding: 20px; background: var(--bg-light); border-left: 4px solid var(--accent); border-radius: 0 var(--radius) var(--radius) 0; }
.blog-content h2 { font-size: 1.35rem; font-weight: 700; color: var(--primary); margin: 40px 0 16px; padding-top: 8px; border-top: 1px solid var(--border); }
.blog-content h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin: 28px 0 12px; }
.blog-content p { color: var(--text-light); line-height: 1.85; margin-bottom: 16px; }
.blog-content ul, .blog-content ol { padding-left: 24px; margin-bottom: 16px; }
.blog-content li { color: var(--text-light); line-height: 1.8; margin-bottom: 6px; }
.blog-content blockquote { background: var(--bg-light); border-left: 4px solid var(--accent); padding: 20px 24px; margin: 24px 0; border-radius: 0 var(--radius) var(--radius) 0; }
.blog-content blockquote p { margin: 0; color: var(--text); }
.blog-toc { background: var(--bg-light); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; margin-bottom: 36px; }
.blog-toc-title { font-weight: 700; color: var(--primary); margin-bottom: 12px; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.5px; }
.blog-toc-list { padding-left: 20px; }
.blog-toc-list li { margin-bottom: 8px; }
.blog-toc-list a { font-size: 0.88rem; color: var(--accent); }
.blog-toc-list a:hover { text-decoration: underline; }

/* Blog Sidebar */
.blog-sidebar { position: sticky; top: 90px; display: flex; flex-direction: column; gap: 24px; }
.sidebar-widget { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.sidebar-widget-title { font-size: 0.85rem; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px; padding-bottom: 10px; border-bottom: 2px solid var(--accent); }

/* ===== FAQ ===== */
.faq-list { display: flex; flex-direction: column; gap: 0; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 10px; overflow: hidden; }
.faq-question {
  width: 100%; text-align: left; padding: 18px 20px;
  background: var(--bg); border: none; cursor: pointer;
  font-size: 0.95rem; font-weight: 600; color: var(--primary);
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  transition: background var(--transition);
}
.faq-question:hover { background: var(--bg-light); }
.faq-question.open { background: var(--bg-light); color: var(--accent); }
.faq-icon { font-size: 1.3rem; font-weight: 400; flex-shrink: 0; transition: transform var(--transition); }
.faq-question.open .faq-icon { transform: rotate(45deg); }
.faq-answer { display: none; padding: 0 20px 20px; }
.faq-answer.open { display: block; }
.faq-answer p, .faq-answer ul, .faq-answer ol { font-size: 0.9rem; color: var(--text-light); line-height: 1.8; margin-bottom: 10px; }
.faq-answer ul, .faq-answer ol { padding-left: 20px; }

/* ===== PAGE HERO ===== */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  padding: 64px 0 56px; color: #fff; text-align: center;
}
.page-hero .section-label { color: var(--accent); font-size: 0.82rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 12px; }
.page-hero h1 { font-size: 2.2rem; font-weight: 800; margin-bottom: 16px; }
.page-hero p { font-size: 1.05rem; opacity: 0.85; max-width: 560px; margin: 0 auto; }

/* ===== PRODUCT DETAIL ===== */
.product-detail { padding: 60px 0; }
.product-detail-inner { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: start; }
.product-gallery { position: sticky; top: 90px; }
.product-main-img { background: var(--bg-light); border-radius: var(--radius-lg); padding: 32px; display: flex; align-items: center; justify-content: center; min-height: 320px; border: 1px solid var(--border); }
.product-main-img img { max-height: 280px; object-fit: contain; }
.product-detail-title { font-size: 1.6rem; font-weight: 800; color: var(--primary); line-height: 1.3; margin-bottom: 12px; }
.product-detail-subtitle { font-size: 0.95rem; color: var(--text-light); line-height: 1.75; margin-bottom: 24px; }
.product-highlights { display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.product-highlight { display: flex; gap: 12px; align-items: flex-start; }
.product-highlight-icon { width: 24px; height: 24px; background: var(--accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 2px; }
.product-highlight-icon svg { width: 14px; height: 14px; fill: #fff; }
.product-highlight-text { font-size: 0.88rem; color: var(--text-light); line-height: 1.6; }
.product-actions { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.product-actions .btn { justify-content: center; }

/* Tabs */
.tabs { }
.tab-nav { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 28px; }
.tab-btn {
  padding: 12px 24px; font-size: 0.9rem; font-weight: 600; color: var(--text-light);
  background: none; border: none; cursor: pointer; border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all var(--transition);
}
.tab-btn.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab-btn:hover { color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Specs Table */
.specs-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.specs-table th { background: var(--primary); color: #fff; padding: 10px 16px; text-align: left; font-weight: 600; }
.specs-table td { padding: 10px 16px; border-bottom: 1px solid var(--border); color: var(--text-light); vertical-align: top; }
.specs-table tr:nth-child(even) td { background: var(--bg-light); }
.specs-table tr:last-child td { border-bottom: none; }

/* Order Form */
.order-form-wrap { background: var(--bg); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 16px; }
.form-label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--primary); margin-bottom: 6px; }
.form-label span { color: var(--accent); }
.form-control {
  width: 100%; padding: 10px 14px; border: 1.5px solid var(--border);
  border-radius: var(--radius); font-size: 0.9rem; color: var(--text);
  transition: border-color var(--transition); background: var(--bg); font-family: var(--font-main);
}
.form-control:focus { outline: none; border-color: var(--accent); }
textarea.form-control { min-height: 100px; resize: vertical; }
select.form-control { cursor: pointer; }
.form-submit { width: 100%; justify-content: center; font-size: 0.95rem; padding: 14px; margin-top: 8px; }
.form-note { font-size: 0.78rem; color: var(--text-light); text-align: center; margin-top: 10px; }
.form-success { display: none; padding: 12px 16px; background: #f0fdf4; border: 1px solid #bbf7d0; border-radius: var(--radius); color: #166534; font-size: 0.88rem; margin-top: 12px; text-align: center; }

/* Breadcrumb */
.breadcrumb-bar { background: var(--bg-light); border-bottom: 1px solid var(--border); padding: 10px 0; }
.breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 0.82rem; color: var(--text-light); flex-wrap: wrap; }
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb-sep { color: var(--border); }

/* ===== RESPONSIVE ADDITIONS ===== */
@media (max-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-article-inner { grid-template-columns: 1fr; }
  .blog-sidebar { position: static; }
  .product-detail-inner { grid-template-columns: 1fr; }
  .product-gallery { position: static; }
}
@media (max-width: 768px) {
  .blog-grid { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 1.7rem; }
  .product-detail-title { font-size: 1.3rem; }
  .tab-nav { overflow-x: auto; }
  .tab-btn { white-space: nowrap; }
}

/* ===== MOBILE MENU DESKTOP HIDE (OVERRIDE) ===== */
@media (min-width: 769px) {
  .mobile-menu { display: none !important; }
}