/* YSYJ Global Styles — B2B Professional */
@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=Playfair+Display:wght@400;500;600;700&display=swap');

:root {
  --navy: #0A1E3D;
  --navy-mid: #122D5A;
  --blue: #1B4F8A;
  --blue-light: #2D7DD2;
  --sky: #4DA3E8;
  --ice: #E8F1FA;
  --ice-warm: #F0F5FB;
  --white: #FFFFFF;
  --off-white: #F7F9FC;
  --gold: #D4A843;
  --gold-light: #F0DCA4;
  --green-wa: #25D366;
  --text-primary: #1A1A2E;
  --text-secondary: #4A5568;
  --text-muted: #8896A6;
  --border: #D6E0EB;
  --shadow-sm: 0 1px 3px rgba(10,30,61,0.08);
  --shadow-md: 0 4px 16px rgba(10,30,61,0.10);
  --shadow-lg: 0 8px 32px rgba(10,30,61,0.14);
  --shadow-xl: 0 16px 48px rgba(10,30,61,0.18);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-body: 'DM Sans', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --max-width: 1200px;
  --nav-height: 72px;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

/* ============ NAVIGATION ============ */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--navy);
  height: var(--nav-height);
  transition: background var(--transition), box-shadow var(--transition);
}
.site-nav.scrolled { background: rgba(10,30,61,0.97); box-shadow: var(--shadow-md); }
.nav-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 100%;
}
.nav-logo img { height: 42px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  color: rgba(255,255,255,0.8); font-size: 0.9rem; font-weight: 500;
  padding: 8px 16px; border-radius: 6px;
  transition: color var(--transition), background var(--transition);
  letter-spacing: 0.01em;
}
.nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(255,255,255,0.1); }
.nav-links a.nav-cta {
  background: var(--gold); color: var(--navy); font-weight: 600;
  margin-left: 8px; padding: 8px 20px;
}
.nav-links a.nav-cta:hover { background: var(--gold-light); }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span {
  display: block; width: 24px; height: 2px; background: #fff;
  margin: 5px 0; transition: var(--transition); border-radius: 2px;
}
.nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ============ HERO ============ */
.hero {
  position: relative; min-height: 92vh;
  display: grid; grid-template-columns: 1fr 1fr; align-items: center;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 40%, var(--blue) 100%);
  padding-top: var(--nav-height); overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(45,125,210,0.15) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 10% 80%, rgba(77,163,232,0.08) 0%, transparent 60%);
}
.hero-grid-pattern {
  position: absolute; inset: 0; opacity: 0.04;
  background-image:
    linear-gradient(rgba(255,255,255,0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.3) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero-content { position: relative; z-index: 2; padding: 0 24px 0 max(24px, calc((100vw - var(--max-width))/2 + 24px)); }
.hero-label {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12);
  border-radius: 100px; padding: 6px 18px; margin-bottom: 24px;
  font-size: 0.82rem; color: var(--gold); font-weight: 500; letter-spacing: 0.06em;
  text-transform: uppercase;
}
.hero-label::before { content: ''; width: 6px; height: 6px; background: var(--gold); border-radius: 50%; }
.hero h1 {
  font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 700; color: var(--white); line-height: 1.15; margin-bottom: 20px;
  max-width: 600px;
}
.hero h1 em { font-style: normal; color: var(--gold); }
.hero p {
  font-size: 1.1rem; color: rgba(255,255,255,0.7); max-width: 500px;
  line-height: 1.8; margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
/* Hero product showcase */
.hero-showcase {
  position: relative; z-index: 2; display: grid;
  grid-template-columns: 1fr 1fr; gap: 16px;
  padding: 40px 40px 40px 20px; align-self: center;
}
.hero-product-thumb {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px; padding: 20px; text-align: center;
  transition: all var(--transition); backdrop-filter: blur(8px);
}
.hero-product-thumb:hover { background: rgba(255,255,255,0.12); transform: translateY(-4px); }
.hero-product-thumb img {
  width: 100%; height: 120px; object-fit: contain; margin-bottom: 10px;
}
.hero-product-thumb span {
  display: block; font-size: 0.78rem; color: rgba(255,255,255,0.7); font-weight: 500;
}
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-bottom: 40px; }
  .hero-content { padding: 0 24px; }
  .hero-showcase { padding: 20px 24px; grid-template-columns: repeat(4, 1fr); }
  .hero-product-thumb img { height: 80px; }
}
@media (max-width: 768px) {
  .hero-showcase { grid-template-columns: 1fr 1fr; gap: 12px; }
  .hero-product-thumb img { height: 70px; }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: 8px; font-weight: 600;
  font-size: 0.92rem; border: none; cursor: pointer;
  transition: all var(--transition); letter-spacing: 0.01em;
  font-family: var(--font-body);
}
.btn-primary { background: var(--gold); color: var(--navy); }
.btn-primary:hover { background: var(--gold-light); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,0.3); }
.btn-outline:hover { border-color: #fff; background: rgba(255,255,255,0.06); }
.btn-blue { background: var(--blue); color: #fff; }
.btn-blue:hover { background: var(--blue-light); transform: translateY(-1px); }
.btn-wa { background: var(--green-wa); color: #fff; }
.btn-wa:hover { background: #20BD5A; transform: translateY(-1px); }
.btn svg { width: 18px; height: 18px; }

/* ============ STATS ============ */
.stats-bar {
  background: var(--white); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl); padding: 40px 48px;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
  margin-top: -60px; position: relative; z-index: 10;
}
.stat-item { text-align: center; }
.stat-number {
  font-family: var(--font-display); font-size: 2.6rem; font-weight: 700;
  color: var(--blue); line-height: 1;
}
.stat-label { font-size: 0.85rem; color: var(--text-secondary); margin-top: 6px; font-weight: 500; }

/* ============ SECTIONS ============ */
.section { padding: 88px 0; }
.section-dark { background: var(--navy); color: #fff; }
.section-alt { background: var(--off-white); }
.section-ice { background: var(--ice-warm); }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 56px; }
.section-header .overline {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 12px;
}
.section-dark .section-header .overline { color: var(--gold); }
.section-header h2 {
  font-family: var(--font-display); font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700; line-height: 1.2; margin-bottom: 16px;
}
.section-header p { color: var(--text-secondary); font-size: 1.05rem; }
.section-dark .section-header p { color: rgba(255,255,255,0.65); }

/* ============ PRODUCT CARDS ============ */
.products-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}
.product-card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--border); overflow: hidden;
  transition: all var(--transition);
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--blue-light); }
.product-card-visual {
  height: 240px; display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden; padding: 20px;
}
.product-card-visual img {
  max-width: 100%; max-height: 100%; object-fit: contain;
  position: relative; z-index: 1;
  transition: transform var(--transition);
}
.product-card:hover .product-card-visual img { transform: scale(1.05); }
.product-card-visual .product-icon {
  font-size: 3.2rem; position: relative; z-index: 1;
}
.product-card-visual::before {
  content: ''; position: absolute; inset: 0;
  opacity: 0.08;
}
.product-card-body { padding: 24px; }
.product-card-body h3 {
  font-family: var(--font-display); font-size: 1.18rem; font-weight: 600;
  margin-bottom: 6px; line-height: 1.3;
}
.product-specs {
  display: inline-flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px;
}
.product-specs span {
  background: var(--ice); color: var(--blue); font-size: 0.75rem;
  padding: 3px 10px; border-radius: 100px; font-weight: 500;
}
.product-features { margin-bottom: 14px; }
.product-features li {
  font-size: 0.88rem; color: var(--text-secondary); padding: 3px 0 3px 20px;
  position: relative; line-height: 1.5;
}
.product-features li::before {
  content: ''; position: absolute; left: 0; top: 10px;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--blue-light); opacity: 0.5;
}
.product-tagline {
  font-size: 0.82rem; color: var(--text-muted); font-style: italic;
  border-top: 1px solid var(--border); padding-top: 12px;
}

/* Category color coding */
.cat-kettle .product-card-visual { background: linear-gradient(135deg, #E8F4FD, #D1ECFA); }
.cat-kitchen .product-card-visual { background: linear-gradient(135deg, #FFF3E6, #FFE4C4); }
.cat-garment .product-card-visual { background: linear-gradient(135deg, #F0E6FF, #E0D0F5); }
.cat-hair .product-card-visual { background: linear-gradient(135deg, #FFE6EE, #FFD0DE); }
.cat-air .product-card-visual { background: linear-gradient(135deg, #E6FFF0, #D0F5E0); }
.cat-pump .product-card-visual { background: linear-gradient(135deg, #FFF0F5, #FFE0EA); }
.cat-food .product-card-visual { background: linear-gradient(135deg, #FFF8E6, #FFEDBA); }
.cat-warmer .product-card-visual { background: linear-gradient(135deg, #FFFDE6, #FFF5BA); }
.cat-thermo .product-card-visual { background: linear-gradient(135deg, #E6F9FF, #D0F0FF); }
.cat-baby-kettle .product-card-visual { background: linear-gradient(135deg, #E8FAF0, #D1F5E4); }

/* ============ CATEGORY CARDS (Home page) ============ */
.category-cards {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px;
}
.category-card {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  min-height: 380px; display: flex; align-items: flex-end;
  transition: all var(--transition); cursor: pointer;
  text-decoration: none;
}
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); }
.category-card-bg {
  position: absolute; inset: 0;
}
.category-card-bg img {
  width: 100%; height: 100%; object-fit: cover;
}
.category-card-bg.home-cat {
  background: linear-gradient(135deg, var(--blue) 0%, var(--navy-mid) 100%);
}
.category-card-bg.baby-cat {
  background: linear-gradient(135deg, #1B6B4F 0%, #0A3D2E 100%);
}
.category-card::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.2) 40%, transparent 60%);
}
.category-card-content {
  position: relative; z-index: 2; padding: 32px;
  color: #fff;
}
.category-card-content h3 {
  font-family: var(--font-display); font-size: 1.8rem; font-weight: 700;
  margin-bottom: 8px;
}
.category-card-content p { font-size: 0.95rem; opacity: 0.85; margin-bottom: 16px; }
.category-card-icon {
  position: absolute; top: 32px; right: 32px; z-index: 2;
  font-size: 3.5rem; opacity: 0.25;
}
/* Product collage in category cards */
.category-card-products {
  position: absolute; top: 20px; right: 20px; left: 20px;
  display: flex; justify-content: center; gap: 12px; z-index: 1;
  padding: 20px 0;
}
.category-card-products img {
  height: 160px; object-fit: contain; filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
  transition: transform var(--transition);
}
.category-card:hover .category-card-products img { transform: scale(1.05); }

/* ============ WHY US GRID ============ */
.why-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.why-card {
  padding: 36px 28px; border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  transition: all var(--transition);
}
.why-card:hover { background: rgba(255,255,255,0.08); transform: translateY(-2px); }
.why-card-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: rgba(212,168,67,0.15); color: var(--gold);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.why-card-icon svg { width: 26px; height: 26px; fill: currentColor; }
.why-card h3 { font-size: 1.05rem; font-weight: 600; color: #fff; margin-bottom: 10px; }
.why-card p { font-size: 0.9rem; color: rgba(255,255,255,0.6); line-height: 1.7; }

/* ============ CERTIFICATIONS ============ */
.cert-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.cert-card {
  background: var(--white); border-radius: var(--radius-lg); padding: 36px 28px;
  border: 1px solid var(--border); text-align: center;
  transition: all var(--transition);
}
.cert-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.cert-badge {
  width: 72px; height: 72px; border-radius: 50%; margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.82rem; letter-spacing: 0.04em;
  color: var(--white);
}
.cert-badge.pvoc { background: linear-gradient(135deg, #E63946, #C1121F); }
.cert-badge.soncap { background: linear-gradient(135deg, #2D6A4F, #1B4332); }
.cert-badge.gsa { background: linear-gradient(135deg, #E9C46A, #D4A843); color: var(--navy); }
.cert-badge.ce { background: linear-gradient(135deg, var(--blue), var(--navy-mid)); }
.cert-badge.rohs { background: linear-gradient(135deg, #52B788, #2D6A4F); }
.cert-badge.iso { background: linear-gradient(135deg, #457B9D, #1D3557); }
.cert-card h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.cert-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.6; }

/* ============ SHIPPING ============ */
.ports-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.port-card {
  background: var(--white); border-radius: var(--radius); padding: 28px 20px;
  text-align: center; border: 1px solid var(--border);
  transition: all var(--transition);
}
.port-card:hover { box-shadow: var(--shadow-md); }
.port-flag { font-size: 2rem; margin-bottom: 10px; }
.port-card h4 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.port-card p { font-size: 0.82rem; color: var(--text-muted); }

/* ============ QC PROCESS ============ */
.qc-steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
  position: relative;
}
.qc-steps::before {
  content: ''; position: absolute; top: 36px; left: 12%; right: 12%;
  height: 2px; background: var(--border);
}
.qc-step { text-align: center; position: relative; }
.qc-step-num {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--blue); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 700;
  margin: 0 auto 16px; position: relative; z-index: 2;
  border: 4px solid var(--off-white);
}
.qc-step h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 6px; }
.qc-step p { font-size: 0.82rem; color: var(--text-secondary); }

/* ============ ABOUT PAGE ============ */
.about-story {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center;
}
.about-story-text h2 {
  font-family: var(--font-display); font-size: 2.2rem; font-weight: 700;
  line-height: 1.2; margin-bottom: 20px;
}
.about-story-text p { color: var(--text-secondary); margin-bottom: 16px; font-size: 1rem; line-height: 1.8; }
.about-visual {
  border-radius: var(--radius-lg); min-height: 400px;
  overflow: hidden; position: relative;
}
.about-visual img {
  width: 100%; height: 100%; object-fit: cover;
  position: absolute; inset: 0;
}
.about-visual-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(10,30,61,0.7) 0%, rgba(27,79,138,0.5) 100%);
  display: flex; align-items: center; justify-content: center;
}
.about-visual-content { text-align: center; color: #fff; padding: 40px; position: relative; z-index: 2; }
.about-visual-content .brand-mark {
  font-family: var(--font-display); font-size: 3rem; font-weight: 700;
  letter-spacing: 0.08em; margin-bottom: 8px;
}
.about-visual-content .brand-slogan {
  font-size: 1rem; opacity: 0.6; font-style: italic;
}

/* Photo gallery strip */
.photo-strip {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-top: 40px;
}
.photo-strip-item {
  border-radius: var(--radius); overflow: hidden; aspect-ratio: 1;
  position: relative;
}
.photo-strip-item img { width: 100%; height: 100%; object-fit: cover; }
.photo-strip-item .photo-label {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
  padding: 20px 12px 10px; color: #fff; font-size: 0.78rem; font-weight: 500;
}

/* Contact portrait */
.contact-person {
  display: flex; gap: 20px; align-items: center;
  padding: 24px; border-radius: var(--radius-lg);
  background: var(--off-white); border: 1px solid var(--border);
  margin-bottom: 20px;
}
.contact-person img {
  width: 80px; height: 80px; border-radius: 50%; object-fit: cover;
  border: 3px solid var(--blue-light);
}
.contact-person-info h4 { font-size: 1.1rem; font-weight: 600; margin-bottom: 2px; }
.contact-person-info p { font-size: 0.88rem; color: var(--text-secondary); }
.wechat-qr {
  background: var(--off-white); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 20px; text-align: center;
}
.wechat-qr img { max-width: 180px; margin: 0 auto; }
.wechat-qr p { font-size: 0.85rem; color: var(--text-secondary); margin-top: 10px; }

.values-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.value-card {
  text-align: center; padding: 32px 20px;
  border-radius: var(--radius-lg); background: var(--white);
  border: 1px solid var(--border); transition: all var(--transition);
}
.value-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.value-icon {
  font-size: 2rem; margin-bottom: 14px;
}
.value-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; }
.value-card p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.6; }

/* ============ CONTACT ============ */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
}
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-group label {
  display: block; font-size: 0.85rem; font-weight: 500;
  margin-bottom: 6px; color: var(--text-primary);
}
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px; border: 1.5px solid var(--border);
  border-radius: var(--radius); font-family: var(--font-body); font-size: 0.95rem;
  transition: border-color var(--transition);
  background: var(--white);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--blue);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.contact-info-cards { display: flex; flex-direction: column; gap: 20px; }
.contact-info-card {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 24px; border-radius: var(--radius-lg);
  background: var(--off-white); border: 1px solid var(--border);
}
.contact-info-icon {
  width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
}
.contact-info-icon.wa { background: rgba(37,211,102,0.12); color: var(--green-wa); }
.contact-info-icon.wc { background: rgba(27,79,138,0.1); color: var(--blue); }
.contact-info-icon.ph { background: rgba(212,168,67,0.15); color: var(--gold); }
.contact-info-icon.addr { background: rgba(10,30,61,0.08); color: var(--navy); }
.contact-info-card h4 { font-size: 0.95rem; font-weight: 600; margin-bottom: 4px; }
.contact-info-card p { font-size: 0.88rem; color: var(--text-secondary); line-height: 1.5; }
.contact-info-card a { color: var(--blue); font-weight: 500; }
.contact-info-card a:hover { text-decoration: underline; }

/* ============ PAGE HERO (inner pages) ============ */
.page-hero {
  padding: 140px 0 72px; position: relative;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue) 100%);
  overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0; opacity: 0.04;
  background-image:
    linear-gradient(rgba(255,255,255,0.3) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.3) 1px, transparent 1px);
  background-size: 60px 60px;
}
.page-hero-content { position: relative; z-index: 2; }
.page-hero .overline {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--gold); margin-bottom: 12px;
}
.page-hero h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; color: #fff; margin-bottom: 16px; line-height: 1.2;
}
.page-hero p { color: rgba(255,255,255,0.7); font-size: 1.05rem; max-width: 600px; }

/* ============ FOOTER ============ */
.site-footer {
  background: var(--navy); color: rgba(255,255,255,0.7); padding: 64px 0 0;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px;
  padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand p { font-size: 0.88rem; line-height: 1.7; margin-top: 16px; max-width: 300px; }
.footer-brand img { height: 38px; }
.footer-col h4 {
  color: #fff; font-size: 0.88rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 18px;
}
.footer-col a {
  display: block; font-size: 0.88rem; padding: 4px 0;
  color: rgba(255,255,255,0.55); transition: color var(--transition);
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding: 24px 0; font-size: 0.8rem; color: rgba(255,255,255,0.35);
}

/* ============ WHATSAPP FLOAT ============ */
.wa-float {
  position: fixed; bottom: 28px; right: 28px; z-index: 999;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--green-wa); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  transition: all var(--transition); cursor: pointer;
}
.wa-float:hover { transform: scale(1.08); box-shadow: 0 6px 28px rgba(37,211,102,0.5); }
.wa-float svg { width: 30px; height: 30px; }
.wa-float-label {
  position: absolute; right: 72px; top: 50%; transform: translateY(-50%);
  background: #fff; color: var(--text-primary); padding: 8px 16px;
  border-radius: 8px; font-size: 0.82rem; font-weight: 500;
  white-space: nowrap; box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.wa-float:hover .wa-float-label { opacity: 1; }

/* ============ ANIMATIONS ============ */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .stats-bar { grid-template-columns: repeat(2, 1fr); padding: 32px; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .ports-grid { grid-template-columns: repeat(2, 1fr); }
  .qc-steps { grid-template-columns: repeat(2, 1fr); }
  .qc-steps::before { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .about-story { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --nav-height: 64px; }
  .nav-links {
    position: fixed; top: var(--nav-height); left: 0; right: 0;
    background: var(--navy); flex-direction: column;
    padding: 16px; gap: 4px;
    transform: translateY(-100%); opacity: 0;
    pointer-events: none; transition: all var(--transition);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: all; }
  .nav-toggle { display: block; }
  .hero { min-height: 80vh; }
  .hero h1 { font-size: 2rem; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); padding: 24px; margin-top: -40px; gap: 20px; }
  .stat-number { font-size: 2rem; }
  .section { padding: 56px 0; }
  .category-cards { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .ports-grid { grid-template-columns: 1fr 1fr; }
  .qc-steps { grid-template-columns: 1fr 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .wa-float { width: 52px; height: 52px; bottom: 20px; right: 20px; }
  .wa-float svg { width: 26px; height: 26px; }
  .about-visual { min-height: 280px; }
}
@media (max-width: 480px) {
  .stats-bar { grid-template-columns: 1fr 1fr; gap: 16px; padding: 20px; }
  .values-grid { grid-template-columns: 1fr; }
  .ports-grid { grid-template-columns: 1fr; }
  .qc-steps { grid-template-columns: 1fr; }
}