/* =============================================
   N&M GROUP - PREMIUM B2B MANUFACTURER WEBSITE
   Main Stylesheet
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600;700&family=Montserrat:wght@400;500;600;700;800;900&display=swap');

:root {
  --black: #0a0a0a;
  --dark: #111111;
  --dark2: #1a1a1a;
  --dark3: #222222;
  --dark4: #2a2a2a;
  --gray: #3a3a3a;
  --gray2: #555555;
  --gray3: #888888;
  --silver: #c0c0c0;
  --silver2: #d8d8d8;
  --light: #f0f0f0;
  --white: #ffffff;
  --gold: #c9a84c;
  --gold2: #d4af37;
  --gold3: #e8c96a;
  --gold-light: rgba(201,168,76,0.15);
  --red: #e63946;
  --gradient-gold: linear-gradient(135deg, #c9a84c, #e8c96a, #c9a84c);
  --gradient-dark: linear-gradient(135deg, #0a0a0a, #1a1a1a);
  --font-primary: 'Poppins', sans-serif;
  --font-secondary: 'Inter', sans-serif;
  --font-accent: 'Montserrat', sans-serif;
  --shadow-gold: 0 0 30px rgba(201,168,76,0.3);
  --shadow-dark: 0 20px 60px rgba(0,0,0,0.5);
  --border-gold: 1px solid rgba(201,168,76,0.3);
  --border-dark: 1px solid rgba(255,255,255,0.08);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-secondary); background: var(--black); color: var(--light); overflow-x: hidden; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; border: none; outline: none; font-family: var(--font-primary); }
input, textarea, select { font-family: var(--font-secondary); outline: none; }

/* ---- Scroll Progress ---- */
#scroll-progress { position: fixed; top: 0; left: 0; width: 0%; height: 3px; background: var(--gradient-gold); z-index: 9999; transition: width 0.1s linear; }

/* ---- Loading Screen ---- */
#loading-screen { position: fixed; inset: 0; background: var(--black); display: flex; flex-direction: column; align-items: center; justify-content: center; z-index: 99999; transition: opacity 0.5s ease, visibility 0.5s ease; }
#loading-screen.hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-logo { font-family: var(--font-accent); font-size: 2.5rem; font-weight: 900; letter-spacing: 3px; margin-bottom: 30px; color: var(--white); }
.loader-logo span { color: var(--gold); }
.loader-bar { width: 200px; height: 2px; background: var(--dark4); border-radius: 2px; overflow: hidden; }
.loader-bar-fill { height: 100%; background: var(--gradient-gold); border-radius: 2px; animation: loadFill 1.8s ease forwards; }
@keyframes loadFill { from { width: 0; } to { width: 100%; } }
.loader-text { margin-top: 15px; font-size: 0.75rem; color: var(--gray3); letter-spacing: 3px; text-transform: uppercase; }

/* ---- Navbar ---- */
#navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 20px 0; transition: var(--transition); }
#navbar.scrolled { background: rgba(10,10,10,0.97); backdrop-filter: blur(20px); padding: 12px 0; box-shadow: 0 4px 30px rgba(0,0,0,0.5); border-bottom: var(--border-gold); }
.nav-container { max-width: 1400px; margin: 0 auto; padding: 0 40px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.nav-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-mark { width: 42px; height: 42px; background: var(--gradient-gold); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-family: var(--font-accent); font-weight: 900; font-size: 1rem; color: var(--black); letter-spacing: -1px; flex-shrink: 0; }
.logo-text { font-family: var(--font-accent); font-weight: 800; font-size: 1.3rem; letter-spacing: 1px; line-height: 1.1; color: var(--white); }
.logo-text span { color: var(--gold); }
.logo-sub { font-size: 0.55rem; color: var(--gray3); letter-spacing: 2px; text-transform: uppercase; display: block; }
.nav-menu { display: flex; align-items: center; gap: 5px; }
.nav-item { position: relative; }
.nav-link { display: flex; align-items: center; gap: 5px; padding: 8px 14px; font-size: 0.85rem; font-weight: 500; color: var(--silver2); border-radius: 6px; transition: var(--transition); white-space: nowrap; }
.nav-link:hover, .nav-link.active { color: var(--gold); background: var(--gold-light); }
.nav-link i { font-size: 0.7rem; transition: var(--transition); }
.nav-item:hover .nav-link i { transform: rotate(180deg); }

/* Mega Menu */
.mega-menu { position: absolute; top: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(10px); background: rgba(18,18,18,0.99); backdrop-filter: blur(20px); border: var(--border-gold); border-radius: var(--radius); padding: 20px; min-width: 580px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; opacity: 0; visibility: hidden; transition: var(--transition); box-shadow: var(--shadow-dark); }
.nav-item:hover .mega-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.mega-menu-item { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 8px; transition: var(--transition); cursor: pointer; }
.mega-menu-item:hover { background: var(--gold-light); }
.mega-menu-item i { width: 32px; height: 32px; background: var(--gold-light); border-radius: 6px; display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 0.85rem; flex-shrink: 0; }
.mega-menu-item span { font-size: 0.8rem; font-weight: 500; color: var(--silver2); }
.mega-menu-item:hover span { color: var(--gold); }

.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.btn-theme-toggle { width: 36px; height: 36px; background: var(--dark4); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--silver); font-size: 0.9rem; transition: var(--transition); cursor: pointer; border: none; }
.btn-theme-toggle:hover { background: var(--gold-light); color: var(--gold); }
.btn-inquiry { padding: 9px 20px; background: var(--gradient-gold); color: var(--black); font-size: 0.82rem; font-weight: 700; border-radius: 8px; transition: var(--transition); white-space: nowrap; font-family: var(--font-primary); cursor: pointer; border: none; }
.btn-inquiry:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 36px; height: 36px; background: var(--dark4); border-radius: 8px; align-items: center; justify-content: center; cursor: pointer; border: none; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--silver); border-radius: 2px; transition: var(--transition); }

/* Mobile Nav */
@media (max-width: 1024px) {
  .nav-menu { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(10,10,10,0.98); flex-direction: column; justify-content: center; align-items: center; gap: 8px; z-index: 999; }
  .nav-menu.open { display: flex; }
  .nav-link { font-size: 1.1rem; padding: 12px 24px; }
  .mega-menu { position: static; transform: none; min-width: unset; width: 100%; display: none; background: var(--dark3); border: none; box-shadow: none; padding: 10px; }
  .nav-item:hover .mega-menu { display: none; }
  .nav-toggle { display: flex; }
  .nav-actions .btn-theme-toggle { display: none; }
}

/* ---- Buttons ---- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 10px; font-family: var(--font-primary); font-weight: 600; font-size: 0.9rem; transition: var(--transition); cursor: pointer; border: none; white-space: nowrap; text-decoration: none; }
.btn-primary { background: var(--gradient-gold); color: var(--black); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: var(--shadow-gold); }
.btn-outline { background: transparent; color: var(--white); border: 1px solid rgba(255,255,255,0.3); }
.btn-outline:hover { border-color: var(--gold); color: var(--gold); background: var(--gold-light); }
.btn-dark { background: var(--dark4); color: var(--silver2); border: var(--border-dark); }
.btn-dark:hover { background: var(--dark3); color: var(--gold); border-color: rgba(201,168,76,0.3); }
.btn-lg { padding: 16px 32px; font-size: 0.95rem; }
.btn-sm { padding: 8px 16px; font-size: 0.8rem; }

/* ---- Container ---- */
.container { max-width: 1300px; margin: 0 auto; padding: 0 40px; }

/* ---- Section ---- */
.section { padding: 100px 0; }
.section-dark { background: var(--dark); }
.section-darker { background: var(--black); }
.section-alt { background: var(--dark2); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag { display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; background: var(--gold-light); border: var(--border-gold); border-radius: 50px; font-size: 0.75rem; font-weight: 700; color: var(--gold); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 16px; }
.section-title { font-family: var(--font-primary); font-size: 2.6rem; font-weight: 800; color: var(--white); line-height: 1.2; margin-bottom: 16px; }
.section-title span { color: var(--gold); }
.section-subtitle { font-size: 1rem; color: var(--gray3); max-width: 600px; margin: 0 auto; line-height: 1.7; }
.divider { width: 60px; height: 3px; background: var(--gradient-gold); border-radius: 3px; margin: 20px auto 0; }

/* ---- Hero ---- */
#hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-image: url('https://images.unsplash.com/photo-1556909114-f6e7ad7d3136?w=1920&q=80'); background-size: cover; background-position: center; z-index: 0; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,0,0,0.9) 0%, rgba(10,10,10,0.78) 50%, rgba(26,26,26,0.85) 100%); z-index: 1; }
.hero-particles { position: absolute; inset: 0; z-index: 2; pointer-events: none; overflow: hidden; }
.particle { position: absolute; bottom: -10px; background: var(--gold); border-radius: 50%; opacity: 0.4; animation: particleFloat linear infinite; }
@keyframes particleFloat { 0% { transform: translateY(0) rotate(0deg); opacity: 0.4; } 100% { transform: translateY(-110vh) rotate(360deg); opacity: 0; } }
.hero-content { position: relative; z-index: 3; width: 100%; max-width: 1300px; margin: 0 auto; padding: 120px 40px 80px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; background: var(--gold-light); border: var(--border-gold); border-radius: 50px; font-size: 0.78rem; font-weight: 700; color: var(--gold); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 24px; }
.hero-title { font-family: var(--font-primary); font-size: clamp(2rem, 4.5vw, 3.8rem); font-weight: 900; color: var(--white); line-height: 1.15; margin-bottom: 20px; max-width: 900px; }
.hero-title .highlight { color: var(--gold); }
.hero-title .line2 { display: block; font-size: 0.65em; color: var(--silver2); font-weight: 600; margin-top: 8px; }
.hero-subtitle { font-size: 1.05rem; color: var(--silver); max-width: 680px; line-height: 1.8; margin-bottom: 28px; }
.hero-features { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 32px; }
.hero-feature { display: flex; align-items: center; gap: 6px; padding: 7px 14px; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: 50px; font-size: 0.78rem; color: var(--silver2); font-weight: 500; }
.hero-feature i { color: var(--gold); font-size: 0.75rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 50px; }
.hero-stats { display: flex; gap: 40px; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.1); flex-wrap: wrap; }
.hero-stat-item { text-align: center; }
.hero-stat-number { font-family: var(--font-accent); font-size: 2rem; font-weight: 900; color: var(--gold); line-height: 1; }
.hero-stat-label { font-size: 0.75rem; color: var(--gray3); text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; }
.hero-scroll { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); z-index: 3; display: flex; flex-direction: column; align-items: center; gap: 6px; color: var(--gray3); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 2px; animation: bounceScroll 2s ease-in-out infinite; }
@keyframes bounceScroll { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

/* ---- About ---- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.about-img-wrap { position: relative; }
.about-img-main { width: 100%; height: 500px; object-fit: cover; border-radius: var(--radius-lg); }
.about-img-badge { position: absolute; bottom: -20px; right: 40px; background: var(--gradient-gold); border-radius: var(--radius); padding: 20px 24px; text-align: center; box-shadow: var(--shadow-gold); }
.about-img-badge .num { font-family: var(--font-accent); font-size: 2rem; font-weight: 900; color: var(--black); line-height: 1; }
.about-img-badge .lbl { font-size: 0.72rem; color: rgba(0,0,0,0.7); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }
.about-content { padding-left: 20px; }
.about-text { color: var(--gray3); line-height: 1.8; margin-bottom: 16px; font-size: 0.95rem; }
.about-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 24px 0; }
.about-list-item { display: flex; align-items: center; gap: 8px; font-size: 0.85rem; color: var(--silver2); }
.about-list-item i { color: var(--gold); font-size: 0.85rem; flex-shrink: 0; }

/* ---- Counters ---- */
.counters-section { background: var(--dark3); border-top: var(--border-gold); border-bottom: var(--border-gold); padding: 50px 0; }
.counters-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.counter-card { text-align: center; padding: 24px 16px; border-radius: var(--radius); background: var(--dark4); border: var(--border-dark); transition: var(--transition); }
.counter-card:hover { border-color: rgba(201,168,76,0.3); background: var(--gold-light); }
.counter-icon { font-size: 1.5rem; color: var(--gold); margin-bottom: 12px; }
.counter-number { font-family: var(--font-accent); font-size: 2.2rem; font-weight: 900; color: var(--gold); line-height: 1; margin-bottom: 6px; }
.counter-label { font-size: 0.78rem; color: var(--gray3); text-transform: uppercase; letter-spacing: 1px; }

/* ---- Categories ---- */
.categories-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.category-card { background: var(--dark3); border: var(--border-dark); border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition); cursor: pointer; display: block; text-decoration: none; }
.category-card:hover { border-color: rgba(201,168,76,0.4); transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.category-img { width: 100%; height: 180px; object-fit: cover; transition: transform 0.5s ease; }
.category-card:hover .category-img { transform: scale(1.06); }
.category-body { padding: 20px; }
.category-icon { width: 40px; height: 40px; background: var(--gold-light); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 1rem; margin-bottom: 12px; }
.category-name { font-family: var(--font-primary); font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 6px; }
.category-desc { font-size: 0.8rem; color: var(--gray3); line-height: 1.5; margin-bottom: 14px; }
.category-footer { display: flex; align-items: center; justify-content: space-between; }
.category-count { font-size: 0.75rem; color: var(--gold); font-weight: 600; }
.category-arrow { width: 28px; height: 28px; background: var(--gold-light); border-radius: 6px; display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 0.75rem; transition: var(--transition); }
.category-card:hover .category-arrow { background: var(--gold); color: var(--black); }

/* ---- Products ---- */
.products-filter-bar { display: flex; flex-direction: column; gap: 16px; margin-bottom: 40px; }
.search-box { position: relative; max-width: 500px; }
.search-box i { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); color: var(--gray3); font-size: 0.9rem; pointer-events: none; }
.search-box input { width: 100%; padding: 12px 16px 12px 44px; background: var(--dark3); border: var(--border-dark); border-radius: 10px; color: var(--white); font-size: 0.88rem; transition: var(--transition); }
.search-box input:focus { border-color: rgba(201,168,76,0.4); background: var(--dark4); }
.search-box input::placeholder { color: var(--gray3); }
.filter-btns { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-btn { padding: 8px 16px; background: var(--dark3); border: var(--border-dark); border-radius: 50px; font-size: 0.8rem; font-weight: 600; color: var(--gray3); cursor: pointer; transition: var(--transition); font-family: var(--font-primary); }
.filter-btn:hover, .filter-btn.active { background: var(--gold-light); border-color: rgba(201,168,76,0.4); color: var(--gold); }
.products-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card { background: var(--dark3); border: var(--border-dark); border-radius: var(--radius-lg); overflow: hidden; transition: var(--transition); display: flex; flex-direction: column; }
.product-card:hover { border-color: rgba(201,168,76,0.3); transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.product-img-wrap { position: relative; overflow: hidden; }
.product-img-wrap img { width: 100%; height: 220px; object-fit: cover; transition: transform 0.5s ease; display: block; }
.product-card:hover .product-img-wrap img { transform: scale(1.06); }
.product-badge { position: absolute; top: 12px; right: 12px; padding: 4px 10px; background: var(--gradient-gold); color: var(--black); font-size: 0.7rem; font-weight: 700; border-radius: 50px; text-transform: uppercase; letter-spacing: 1px; }
.product-actions-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.72); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; opacity: 0; transition: var(--transition); }
.product-card:hover .product-actions-overlay { opacity: 1; }
.product-action-btn { padding: 9px 20px; background: var(--gradient-gold); color: var(--black); font-size: 0.8rem; font-weight: 700; border-radius: 8px; border: none; cursor: pointer; font-family: var(--font-primary); transition: var(--transition); }
.product-action-btn:hover { transform: scale(1.05); }
.product-body { padding: 18px; display: flex; flex-direction: column; flex: 1; }
.product-category { font-size: 0.72rem; color: var(--gold); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px; }
.product-title { font-family: var(--font-primary); font-size: 0.95rem; font-weight: 700; color: var(--white); margin-bottom: 4px; line-height: 1.3; }
.product-model { font-size: 0.78rem; color: var(--gray3); margin-bottom: 10px; }
.product-specs-mini { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 14px; }
.spec-tag { padding: 3px 8px; background: var(--dark4); border-radius: 4px; font-size: 0.7rem; color: var(--gray3); }
.product-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 12px; border-top: var(--border-dark); }
.product-moq { font-size: 0.75rem; color: var(--gray3); }
.product-moq span { color: var(--gold); font-weight: 700; }
.btn-view-product { padding: 7px 14px; background: var(--gold-light); border: var(--border-gold); border-radius: 7px; font-size: 0.75rem; font-weight: 700; color: var(--gold); cursor: pointer; transition: var(--transition); font-family: var(--font-primary); }
.btn-view-product:hover { background: var(--gold); color: var(--black); }
.card-glow:hover { box-shadow: 0 0 30px rgba(201,168,76,0.15); }

/* ---- Factory Section ---- */
.factory-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.factory-imgs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.factory-img-main { grid-column: 1 / -1; height: 280px; object-fit: cover; border-radius: var(--radius-lg); width: 100%; }
.factory-img-sm { height: 160px; object-fit: cover; border-radius: var(--radius); width: 100%; }
.factory-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 24px 0; }
.factory-feature { display: flex; align-items: flex-start; gap: 12px; padding: 16px; background: var(--dark3); border-radius: var(--radius); border: var(--border-dark); }
.factory-feature i { color: var(--gold); font-size: 1.1rem; margin-top: 2px; flex-shrink: 0; }
.factory-feature h4 { font-size: 0.88rem; font-weight: 700; color: var(--white); margin-bottom: 3px; }
.factory-feature p { font-size: 0.78rem; color: var(--gray3); line-height: 1.4; }

/* ---- Why Choose Us ---- */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.why-card { background: var(--dark3); border: var(--border-dark); border-radius: var(--radius-lg); padding: 28px 22px; text-align: center; transition: var(--transition); }
.why-card:hover { border-color: rgba(201,168,76,0.3); transform: translateY(-4px); background: var(--dark4); }
.why-icon { width: 56px; height: 56px; background: var(--gold-light); border-radius: 14px; display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 1.3rem; margin: 0 auto 16px; }
.why-title { font-family: var(--font-primary); font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.why-desc { font-size: 0.82rem; color: var(--gray3); line-height: 1.6; }

/* ---- OEM Section ---- */
.oem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.oem-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 24px 0; }
.oem-feature { background: var(--dark3); border: var(--border-dark); border-radius: var(--radius); padding: 20px; transition: var(--transition); }
.oem-feature:hover { border-color: rgba(201,168,76,0.3); }
.oem-feature i { font-size: 1.4rem; color: var(--gold); margin-bottom: 10px; display: block; }
.oem-feature h4 { font-size: 0.9rem; font-weight: 700; color: var(--white); margin-bottom: 6px; }
.oem-feature p { font-size: 0.8rem; color: var(--gray3); line-height: 1.5; }
.oem-img { width: 100%; height: 60%; object-fit: cover; border-radius: var(--radius-lg); }

/* ---- Global Presence ---- */
.global-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 50px; }
.global-stat { text-align: center; padding: 28px 20px; background: var(--dark3); border: var(--border-dark); border-radius: var(--radius-lg); }
.global-stat-num { font-family: var(--font-accent); font-size: 2.4rem; font-weight: 900; color: var(--gold); line-height: 1; margin-bottom: 6px; }
.global-stat-label { font-size: 0.8rem; color: var(--gray3); text-transform: uppercase; letter-spacing: 1px; }

/* ---- Certificates ---- */
.certs-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.cert-card { background: var(--dark3); border: var(--border-dark); border-radius: var(--radius); padding: 24px 16px; text-align: center; transition: var(--transition); }
.cert-card:hover { border-color: rgba(201,168,76,0.3); background: var(--gold-light); }
.cert-icon { font-size: 2rem; color: var(--gold); margin-bottom: 10px; }
.cert-name { font-family: var(--font-accent); font-size: 1.1rem; font-weight: 900; color: var(--white); margin-bottom: 4px; }
.cert-desc { font-size: 0.75rem; color: var(--gray3); }

/* ---- Testimonials ---- */
.testimonial-card { background: var(--dark3); border: var(--border-dark); border-radius: var(--radius-lg); padding: 28px; transition: var(--transition); height: 100%; }
.testimonial-card:hover { border-color: rgba(201,168,76,0.3); }
.testimonial-stars { color: var(--gold); font-size: 0.85rem; margin-bottom: 14px; letter-spacing: 2px; }
.testimonial-text { font-size: 0.9rem; color: var(--silver2); line-height: 1.7; font-style: italic; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--gold-light); display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 1rem; font-weight: 700; font-family: var(--font-accent); flex-shrink: 0; }
.testimonial-name { font-weight: 700; font-size: 0.88rem; color: var(--white); }
.testimonial-role { font-size: 0.75rem; color: var(--gray3); }
.testimonial-flag { margin-left: auto; font-size: 1.2rem; }

/* ---- FAQ ---- */
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--dark3); border: var(--border-dark); border-radius: var(--radius); overflow: hidden; transition: var(--transition); }
.faq-item.active { border-color: rgba(201,168,76,0.3); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px; cursor: pointer; gap: 16px; }
.faq-question span { font-weight: 600; font-size: 0.92rem; color: var(--white); }
.faq-question i { color: var(--gold); font-size: 0.8rem; transition: var(--transition); flex-shrink: 0; }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; font-size: 0.88rem; color: var(--gray3); line-height: 1.7; padding: 0 22px; }
.faq-item.active .faq-answer { max-height: 300px; padding: 0 22px 18px; }

/* ---- Contact ---- */
.contact-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; }
.contact-social { display: flex; gap: 10px; margin-top: 12px; }
.social-btn { width: 38px; height: 38px; background: var(--dark4); border: var(--border-dark); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--gray3); font-size: 0.85rem; transition: var(--transition); text-decoration: none; }
.social-btn:hover { background: var(--gold-light); color: var(--gold); border-color: rgba(201,168,76,0.3); }

/* ---- Forms ---- */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: 0.82rem; font-weight: 600; color: var(--silver2); }
.form-group input, .form-group textarea, .form-group select { padding: 12px 16px; background: var(--dark3); border: var(--border-dark); border-radius: 8px; color: var(--white); font-size: 0.88rem; transition: var(--transition); width: 100%; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: rgba(201,168,76,0.4); background: var(--dark4); }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--gray3); }
.form-group textarea { min-height: 120px; resize: vertical; }
.form-group select { appearance: none; -webkit-appearance: none; cursor: pointer; }
.form-group select option { background: var(--dark3); color: var(--white); }
.form-submit { width: 100%; padding: 14px; background: var(--gradient-gold); color: var(--black); font-size: 0.95rem; font-weight: 700; border-radius: 10px; cursor: pointer; border: none; font-family: var(--font-primary); transition: var(--transition); display: flex; align-items: center; justify-content: center; gap: 8px; }
.form-submit:hover { transform: translateY(-2px); box-shadow: var(--shadow-gold); }

/* ---- Footer ---- */
#footer { background: var(--dark); border-top: var(--border-gold); padding: 70px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.8fr 1fr 1fr 1.2fr; gap: 50px; margin-bottom: 50px; }
.footer-desc { font-size: 0.85rem; color: var(--gray3); line-height: 1.7; margin-bottom: 20px; }
.footer-certs { display: flex; flex-wrap: wrap; gap: 8px; }
.footer-cert-tag { padding: 4px 10px; background: var(--dark4); border: var(--border-dark); border-radius: 6px; font-size: 0.72rem; font-weight: 700; color: var(--silver); font-family: var(--font-accent); }
.footer-col-title { font-family: var(--font-primary); font-size: 0.9rem; font-weight: 700; color: var(--white); margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-link { display: flex; align-items: center; gap: 8px; font-size: 0.83rem; color: var(--gray3); transition: var(--transition); text-decoration: none; }
.footer-link:hover { color: var(--gold); }
.footer-link i { font-size: 0.6rem; color: var(--gold); }
.footer-contact-item { display: flex; align-items: flex-start; gap: 10px; font-size: 0.83rem; color: var(--gray3); margin-bottom: 10px; }
.footer-contact-item i { color: var(--gold); margin-top: 2px; flex-shrink: 0; width: 14px; }
.footer-bottom { border-top: var(--border-dark); padding: 20px 0; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-copy { font-size: 0.8rem; color: var(--gray3); }
.footer-copy a { color: var(--gold); }
.footer-bottom-links { display: flex; gap: 20px; }
.footer-bottom-links a { font-size: 0.8rem; color: var(--gray3); transition: var(--transition); text-decoration: none; }
.footer-bottom-links a:hover { color: var(--gold); }

/* ---- WhatsApp Float ---- */
#whatsapp-float { position: fixed; bottom: 30px; right: 30px; z-index: 500; display: flex; flex-direction: column; align-items: flex-end; gap: 8px; }
.whatsapp-tooltip { background: var(--dark3); border: var(--border-gold); border-radius: 8px; padding: 8px 14px; font-size: 0.78rem; color: var(--white); white-space: nowrap; opacity: 0; transform: translateX(10px); transition: var(--transition); pointer-events: none; }
#whatsapp-float:hover .whatsapp-tooltip { opacity: 1; transform: translateX(0); }
.whatsapp-btn { width: 52px; height: 52px; background: #25d366; border-radius: 14px; display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.4rem; transition: var(--transition); box-shadow: 0 4px 20px rgba(37,211,102,0.4); text-decoration: none; }
.whatsapp-btn:hover { transform: scale(1.1); box-shadow: 0 6px 30px rgba(37,211,102,0.5); }

/* ---- Back to Top ---- */
#back-to-top { position: fixed; bottom: 100px; right: 30px; z-index: 500; width: 44px; height: 44px; background: var(--dark3); border: var(--border-gold); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 1rem; cursor: pointer; transition: var(--transition); opacity: 0; transform: translateY(20px); }
#back-to-top.visible { opacity: 1; transform: translateY(0); }
#back-to-top:hover { background: var(--gold); color: var(--black); }

/* ---- Toast ---- */
.toast { position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%) translateY(80px); background: var(--dark3); border: var(--border-gold); border-radius: 10px; padding: 14px 24px; display: flex; align-items: center; gap: 10px; font-size: 0.88rem; color: var(--white); z-index: 9999; transition: transform 0.4s cubic-bezier(0.4,0,0.2,1), opacity 0.4s ease; opacity: 0; white-space: nowrap; box-shadow: var(--shadow-dark); }
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }
.toast i { color: var(--gold); font-size: 1rem; }

/* ---- Swiper Custom ---- */
.swiper-pagination-bullet { background: var(--gray3) !important; opacity: 1 !important; }
.swiper-pagination-bullet-active { background: var(--gold) !important; }
.swiper-button-next, .swiper-button-prev { color: var(--gold) !important; background: var(--dark3) !important; width: 44px !important; height: 44px !important; border-radius: 10px !important; border: var(--border-gold) !important; }
.swiper-button-next::after, .swiper-button-prev::after { font-size: 0.9rem !important; font-weight: 900 !important; }

/* ---- Modal ---- */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.85); backdrop-filter: blur(10px); z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0; visibility: hidden; transition: var(--transition); }
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-box { background: var(--dark2); border: var(--border-gold); border-radius: var(--radius-lg); max-width: 600px; width: 100%; max-height: 90vh; overflow-y: auto; transform: scale(0.9) translateY(20px); transition: var(--transition); }
.modal-overlay.active .modal-box { transform: scale(1) translateY(0); }
.modal-header { padding: 24px 30px; border-bottom: var(--border-dark); display: flex; align-items: center; justify-content: space-between; }
.modal-title { font-family: var(--font-primary); font-size: 1.1rem; font-weight: 700; color: var(--white); }
.modal-close { width: 32px; height: 32px; background: var(--dark4); border-radius: 6px; display: flex; align-items: center; justify-content: center; color: var(--gray3); font-size: 0.85rem; cursor: pointer; transition: var(--transition); border: none; flex-shrink: 0; }
.modal-close:hover { background: var(--red); color: var(--white); }
.modal-body { padding: 24px 30px; }

/* ---- Quick View Grid ---- */
.quick-view-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.quick-view-img { width: 100%; height: 260px; object-fit: cover; border-radius: var(--radius); }
.quick-view-model { font-size: 0.78rem; color: var(--gold); font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.quick-view-title { font-family: var(--font-primary); font-size: 1.1rem; font-weight: 700; color: var(--white); margin-bottom: 10px; }
.quick-view-desc { font-size: 0.85rem; color: var(--gray3); line-height: 1.6; margin-bottom: 16px; }
.quick-view-specs { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.qv-spec { display: flex; justify-content: space-between; font-size: 0.8rem; padding: 6px 10px; background: var(--dark3); border-radius: 6px; }
.qv-spec-key { color: var(--gray3); }
.qv-spec-val { color: var(--white); font-weight: 600; }

/* ---- Responsive ---- */
@media (max-width: 1200px) {
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .products-grid { grid-template-columns: repeat(3, 1fr); }
  .counters-grid { grid-template-columns: repeat(3, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .certs-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
}
@media (max-width: 900px) {
  .container { padding: 0 24px; }
  .section { padding: 70px 0; }
  .section-title { font-size: 2rem; }
  .about-grid, .factory-grid, .oem-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-content { padding-left: 0; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .counters-grid { grid-template-columns: repeat(2, 1fr); }
  .global-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { gap: 24px; }
  .quick-view-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .container { padding: 0 16px; }
  .section-title { font-size: 1.6rem; }
  .categories-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .counters-grid { grid-template-columns: repeat(2, 1fr); }
  .certs-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .hero-title { font-size: 1.8rem; }
  .hero-stats { gap: 16px; }
  .hero-stat-number { font-size: 1.5rem; }
  .oem-features, .factory-features, .about-list { grid-template-columns: 1fr; }
  .nav-container { padding: 0 16px; }
}

/* ---- Light Mode ---- */
body.light-mode {
  --black: #ffffff;
  --dark: #f5f5f5;
  --dark2: #eeeeee;
  --dark3: #e8e8e8;
  --dark4: #dddddd;
  --gray: #cccccc;
  --gray2: #999999;
  --gray3: #666666;
  --silver: #555555;
  --silver2: #333333;
  --light: #222222;
  --white: #111111;
  --gold-light: rgba(201,168,76,0.12);
  --gradient-dark: linear-gradient(135deg, #ffffff, #f0f0f0);
  --shadow-dark: 0 20px 60px rgba(0,0,0,0.1);
  --border-dark: 1px solid rgba(0,0,0,0.08);
  background: #ffffff;
  color: #222222;
}
body.light-mode #navbar.scrolled { background: rgba(255,255,255,0.97); box-shadow: 0 4px 30px rgba(0,0,0,0.08); }
body.light-mode .hero-overlay { background: linear-gradient(135deg, rgba(255,255,255,0.88) 0%, rgba(245,245,245,0.75) 50%, rgba(238,238,238,0.82) 100%); }
body.light-mode .btn-outline { color: var(--silver2); border-color: rgba(0,0,0,0.2); }
body.light-mode .btn-outline:hover { color: var(--gold); border-color: var(--gold); }
body.light-mode .btn-dark { background: #e0e0e0; color: #333; border: 1px solid rgba(0,0,0,0.1); }
body.light-mode .btn-dark:hover { color: var(--gold2); }
body.light-mode .btn-theme-toggle { background: #e0e0e0; color: #555; }
body.light-mode .nav-toggle { background: #e0e0e0; }
body.light-mode .nav-toggle span { background: #555; }
body.light-mode .mega-menu { background: rgba(255,255,255,0.99); }
body.light-mode .modal-overlay { background: rgba(255,255,255,0.85); }
body.light-mode .modal-box { background: #f5f5f5; }
body.light-mode .toast { background: #e8e8e8; }
body.light-mode .whatsapp-tooltip { background: #e8e8e8; }
body.light-mode #loading-screen { background: #ffffff; }
body.light-mode .loader-logo { color: #111; }
body.light-mode .loader-text { color: #666; }
body.light-mode .counters-section { background: #e0e0e0; }
body.light-mode .particle { background: var(--gold2); opacity: 0.2; }
body.light-mode #scroll-progress { background: var(--gradient-gold); }