/* ==========================================
   DALI ENTERPRISE - daliclothing.com
   Bright & Warm Style / Bilingual CN+EN
   Color: Warm Cream, Amber Gold, Charcoal
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Inter:wght@300;400;500;600&display=swap');

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: #faf7f2;
  color: #2d2a26;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---- Color Tokens ---- */
:root {
  --bg: #faf7f2;
  --bg-warm: #f5efe8;
  --white: #ffffff;
  --charcoal: #2d2a26;
  --charcoal-soft: #3d3832;
  --body: #6b6560;
  --muted: #9b9590;
  --border: #e8e2db;
  --border-light: #f0ebe4;
  --gold: #b8864b;
  --gold-dim: #a0723e;
  --gold-bright: #c9965c;
  --gold-bg: rgba(184,134,75,0.08);
}

/* ---- Typography ---- */
.font-display { font-family: 'Cormorant Garamond', 'Times New Roman', serif; font-weight: 300; letter-spacing: -0.02em; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ==========================================
   NAVIGATION
   ========================================== */
.nav-main {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(20px, 4vw, 80px);
  transition: background 0.4s ease, padding 0.3s ease, box-shadow 0.3s ease;
}
.nav-main.scrolled {
  background: rgba(250,247,242,0.95); backdrop-filter: blur(12px);
  padding: 12px clamp(20px, 4vw, 80px);
  box-shadow: 0 1px 0 var(--border);
}
.nav-logo {
  font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--charcoal);
  text-decoration: none;
}
.nav-links { display: flex; align-items: center; gap: 30px; list-style: none; }
.nav-links a {
  font-family: 'Inter', sans-serif; font-size: 12px; font-weight: 400;
  letter-spacing: 0.04em; color: var(--body); text-decoration: none;
  transition: color 0.25s ease; text-transform: uppercase;
}
.nav-links a:hover { color: var(--gold); }
.dropdown { position: relative; }
.dropdown-toggle::after { content: '\25BC'; font-size: 7px; margin-left: 5px; vertical-align: middle; color: var(--muted); }
.dropdown-menu {
  position: absolute; top: calc(100% + 10px); left: 50%;
  transform: translateX(-50%) translateY(6px); background: var(--white);
  border: 1px solid var(--border); min-width: 220px; padding: 10px 0;
  list-style: none; opacity: 0; visibility: hidden;
  transition: all 0.25s ease; z-index: 1001; box-shadow: 0 8px 32px rgba(45,42,38,0.08);
}
.dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.dropdown-menu li a { display: block; padding: 8px 22px; font-size: 12px; color: var(--body); white-space: nowrap; transition: all 0.2s ease; }
.dropdown-menu li a:hover { color: var(--gold); background: var(--gold-bg); }
.dropdown-label { display: block; padding: 4px 22px 8px; font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gold); border-bottom: 1px solid var(--border); margin-bottom: 6px; font-weight: 500; }
.mobile-toggle { display: none; background: none; border: none; color: var(--charcoal); font-size: 22px; cursor: pointer; }

/* ==========================================
   HERO
   ========================================== */
.hero {
  position: relative; width: 100%; height: 100vh; min-height: 600px;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
  background: var(--bg);
}
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(250,247,242,0.88) 0%, rgba(250,247,242,0.65) 45%, rgba(250,247,242,0.92) 100%);
}
.hero-content { position: relative; z-index: 2; text-align: center; max-width: 900px; padding: 0 24px; }
.hero-title {
  font-family: 'Cormorant Garamond', serif; font-size: clamp(3rem, 9vw, 8rem);
  font-weight: 300; letter-spacing: -0.02em; line-height: 0.9;
  color: var(--charcoal); margin-bottom: 16px;
}
.hero-title span { color: var(--gold); }
.hero-subtitle {
  font-family: 'Inter', sans-serif; font-size: 13px; font-weight: 400;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--gold); margin-bottom: 20px;
}
.hero-desc {
  font-size: 14px; line-height: 1.8; color: var(--body); max-width: 560px;
  margin: 0 auto 32px;
}
.hero-desc .cn { display: block; font-size: 13px; color: var(--muted); margin-top: 6px; }
.hero-cta {
  display: inline-block; padding: 14px 48px; background: var(--gold); color: var(--white);
  font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none;
  font-weight: 500; transition: all 0.3s ease;
}
.hero-cta:hover { background: var(--gold-dim); transform: translateY(-1px); }
.hero-scroll {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); z-index: 2;
}
.hero-scroll-line { width: 1px; height: 40px; background: linear-gradient(to bottom, var(--gold), transparent); margin: 0 auto; animation: scrollPulse 2.5s ease-in-out infinite; }
@keyframes scrollPulse { 0%,100% { opacity: 0.3; height: 40px; } 50% { opacity: 0.8; height: 56px; } }

/* ==========================================
   SECTION UTILITIES
   ========================================== */
.section { position: relative; padding: clamp(64px, 10vh, 140px) clamp(20px, 4vw, 80px); }
.section-warm { background: var(--bg-warm); }
.section-dark { background: var(--charcoal); }
.section-header { margin-bottom: clamp(36px, 5vh, 64px); }
.section-header-center { text-align: center; }
.section-header-center .section-title { margin-left: auto; margin-right: auto; }
.section-header-center .section-desc { margin-left: auto; margin-right: auto; }

.section-label {
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--gold); font-weight: 500; margin-bottom: 14px;
}
.section-label.cn-label { font-size: 12px; letter-spacing: 0.08em; color: var(--muted); margin-top: -8px; margin-bottom: 14px; font-weight: 400; }

.section-title {
  font-family: 'Cormorant Garamond', serif; font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 300; line-height: 1.1; color: var(--charcoal); margin-bottom: 16px; max-width: 800px;
}
.section-dark .section-title { color: var(--white); }
.section-desc { font-size: 14px; line-height: 1.75; color: var(--body); max-width: 640px; }
.section-dark .section-desc { color: var(--muted); }
.section-desc .cn { display: block; color: var(--muted); font-size: 13px; margin-top: 4px; }

/* ==========================================
   CORE ADVANTAGES (HOMEPAGE)
   ========================================== */
.advantages-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); margin-top: 48px;
}
.advantage-card {
  background: var(--white); padding: clamp(32px, 4vw, 48px);
  transition: all 0.3s ease; position: relative;
}
.advantage-card:hover { background: var(--gold-bg); }
.advantage-num {
  font-family: 'Cormorant Garamond', serif; font-size: 2.8rem; font-weight: 300;
  color: var(--gold); line-height: 1; margin-bottom: 16px; opacity: 0.5;
}
.advantage-card h3 {
  font-family: 'Cormorant Garamond', serif; font-size: 1.4rem; font-weight: 400;
  color: var(--charcoal); margin-bottom: 4px; line-height: 1.3;
}
.advantage-card .cn-title { font-size: 13px; color: var(--muted); margin-bottom: 12px; }
.advantage-card p { font-size: 13px; color: var(--body); line-height: 1.65; }
.advantage-card p.cn { color: var(--muted); margin-top: 4px; }

/* ==========================================
   STATS BAR
   ========================================== */
.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; background: var(--gold-bg); border: 1px solid var(--border); }
.stat-item { padding: clamp(24px, 3vh, 40px) clamp(12px, 1.5vw, 24px); text-align: center; border-right: 1px solid var(--border); }
.stat-item:last-child { border-right: none; }
.stat-number { font-family: 'Cormorant Garamond', serif; font-size: clamp(1.8rem, 3.5vw, 3rem); font-weight: 300; color: var(--gold); line-height: 1; margin-bottom: 6px; }
.stat-label-en { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--body); }
.stat-label-cn { font-size: 11px; color: var(--muted); margin-top: 2px; }

/* ==========================================
   DUAL-BASE
   ========================================== */
.dual-base { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); }
.dual-col { background: var(--white); padding: clamp(36px, 5vw, 64px); }
.dual-col h3 { font-family: 'Cormorant Garamond', serif; font-size: clamp(1.5rem, 2.5vw, 2rem); font-weight: 400; color: var(--charcoal); margin-bottom: 4px; }
.dual-col .cn-heading { font-size: 14px; color: var(--muted); margin-bottom: 16px; }
.dual-col p { font-size: 13px; line-height: 1.7; color: var(--body); margin-bottom: 12px; }
.dual-col p.cn { color: var(--muted); }
.dual-col .feature-list { list-style: none; margin-top: 16px; }
.dual-col .feature-list li { font-size: 12px; color: var(--muted); padding: 7px 0; border-bottom: 1px solid var(--border-light); }
.dual-col .feature-list li::before { content: '\2713'; margin-right: 8px; color: var(--gold); font-weight: 600; }
.dual-image { width: 100%; height: 240px; object-fit: cover; margin-top: 24px; border-radius: 2px; }

/* ==========================================
   PRODUCTS GRID
   ========================================== */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); }
.product-card { background: var(--white); position: relative; overflow: hidden; aspect-ratio: 3/4; cursor: pointer; text-decoration: none; display: block; }
.product-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.8s cubic-bezier(0.22,1,0.36,1), opacity 0.5s ease; opacity: 0.85; }
.product-card:hover img { transform: scale(1.06); opacity: 1; }
.product-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(45,42,38,0.85) 0%, rgba(45,42,38,0.15) 50%, transparent 100%);
  display: flex; flex-direction: column; justify-content: flex-end; padding: 24px;
}
.product-card-title { font-family: 'Cormorant Garamond', serif; font-size: clamp(1.3rem, 2vw, 1.6rem); font-weight: 400; color: var(--white); margin-bottom: 2px; }
.product-card-cn { font-size: 12px; color: rgba(255,255,255,0.7); margin-bottom: 4px; }
.product-card-desc { font-size: 11px; letter-spacing: 0.04em; color: rgba(255,255,255,0.55); text-transform: uppercase; }

/* ==========================================
   PAGE HEADER
   ========================================== */
.page-header { position: relative; height: 55vh; min-height: 380px; display: flex; align-items: center; justify-content: center; overflow: hidden; background: var(--bg-warm); }
.page-header-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0.4; }
.page-header-overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(250,247,242,0.6) 0%, rgba(250,247,242,0.85) 60%, rgba(250,247,242,0.98) 100%); }
.page-header-content { position: relative; z-index: 2; text-align: center; padding: 0 24px; }
.page-header-title { font-family: 'Cormorant Garamond', serif; font-size: clamp(2.2rem, 6vw, 4.5rem); font-weight: 300; color: var(--charcoal); line-height: 0.95; margin-bottom: 10px; }
.page-header-title span { color: var(--gold); }
.page-header-subtitle { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--gold); }

/* ==========================================
   CONTENT SECTIONS
   ========================================== */
.content-section { padding: clamp(48px, 8vh, 100px) clamp(20px, 4vw, 80px); max-width: 1000px; margin: 0 auto; }
.content-section h2 { font-family: 'Cormorant Garamond', serif; font-size: clamp(1.6rem, 3vw, 2.4rem); font-weight: 300; color: var(--charcoal); margin-bottom: 6px; line-height: 1.15; }
.content-section h2 .cn { font-size: 15px; color: var(--muted); font-family: 'Inter', sans-serif; font-weight: 400; letter-spacing: 0.02em; }
.content-section h3 { font-family: 'Cormorant Garamond', serif; font-size: clamp(1.2rem, 1.8vw, 1.5rem); font-weight: 400; color: var(--charcoal); margin: 32px 0 12px; }
.content-section h3 .cn { font-size: 13px; color: var(--muted); font-family: 'Inter', sans-serif; }
.content-section p { font-size: 14px; line-height: 1.75; color: var(--body); margin-bottom: 14px; }
.content-section p.cn { color: var(--muted); font-size: 13px; margin-top: -8px; }
.content-section ul { list-style: none; margin: 14px 0; }
.content-section ul li { font-size: 13px; color: var(--body); padding: 5px 0 5px 20px; position: relative; }
.content-section ul li::before { content: '\2014'; position: absolute; left: 0; color: var(--gold); }
.content-section strong { color: var(--charcoal-soft); font-weight: 500; }

/* ==========================================
   IMAGE GRID
   ========================================== */
.image-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; margin: 36px 0; }
.image-grid img { width: 100%; height: 280px; object-fit: cover; display: block; border-radius: 3px; }

/* ========================================== 
   TABLES
   ========================================== */
.specs-table { width: 100%; border-collapse: collapse; margin: 28px 0; font-size: 13px; }
.specs-table th { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 500; color: var(--gold); padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--border); background: var(--gold-bg); }
.specs-table td { padding: 12px 14px; color: var(--body); border-bottom: 1px solid var(--border-light); }
.specs-table tr:hover td { background: var(--gold-bg); color: var(--charcoal); }

/* ==========================================
   PROCESS STEPS
   ========================================== */
.process-steps { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; background: var(--border); margin: 36px 0; }
.process-step { background: var(--white); padding: 28px 16px; text-align: center; }
.process-step-num { font-family: 'Cormorant Garamond', serif; font-size: 2.2rem; font-weight: 300; color: var(--gold); line-height: 1; margin-bottom: 10px; opacity: 0.4; }
.process-step-title { font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--charcoal); margin-bottom: 4px; font-weight: 500; }
.process-step-cn { font-size: 11px; color: var(--muted); }

/* ==========================================
   TIMELINE
   ========================================== */
.timeline { position: relative; padding-left: 32px; }
.timeline::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 1px; background: var(--border); }
.timeline-item { position: relative; padding-bottom: 36px; }
.timeline-item::before { content: ''; position: absolute; left: -36px; top: 4px; width: 9px; height: 9px; border-radius: 50%; background: var(--white); border: 2px solid var(--gold); }
.timeline-year { font-family: 'Cormorant Garamond', serif; font-size: 1.6rem; font-weight: 400; color: var(--gold); margin-bottom: 6px; }
.timeline-text { font-size: 13px; color: var(--body); line-height: 1.6; }
.timeline-text.cn { color: var(--muted); margin-top: 2px; }

/* ==========================================
   CERTS
   ========================================== */
.cert-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1px; background: var(--border); margin: 36px 0; }
.cert-item { background: var(--white); padding: 28px 20px; text-align: center; transition: all 0.3s ease; }
.cert-item:hover { background: var(--gold-bg); }
.cert-name { font-size: 12px; letter-spacing: 0.05em; text-transform: uppercase; color: var(--charcoal); margin-bottom: 4px; font-weight: 500; }
.cert-desc { font-size: 11px; color: var(--muted); line-height: 1.5; }

/* ==========================================
   FEATURE CARDS
   ========================================== */
.feature-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); margin: 36px 0; }
.feature-card { background: var(--white); padding: clamp(28px, 3vw, 40px); transition: all 0.3s ease; }
.feature-card:hover { box-shadow: 0 4px 24px rgba(45,42,38,0.06); }
.feature-card h4 { font-family: 'Cormorant Garamond', serif; font-size: 1.2rem; font-weight: 400; color: var(--charcoal); margin-bottom: 2px; }
.feature-card .cn { font-size: 12px; color: var(--muted); margin-bottom: 10px; }
.feature-card p { font-size: 12px; color: var(--body); line-height: 1.6; }

/* ==========================================
   CONTACT
   ========================================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); }
.contact-col { background: var(--white); padding: clamp(36px, 4vw, 56px); }
.contact-col h3 { font-family: 'Cormorant Garamond', serif; font-size: 1.4rem; font-weight: 400; color: var(--charcoal); margin-bottom: 4px; }
.contact-col .cn { font-size: 13px; color: var(--muted); margin-bottom: 20px; }
.contact-item { margin-bottom: 18px; }
.contact-label { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold); font-weight: 500; margin-bottom: 4px; }
.contact-value { font-size: 14px; color: var(--body); line-height: 1.6; }
.contact-value a { color: var(--gold); text-decoration: none; font-weight: 500; }
.contact-value a:hover { text-decoration: underline; }
.email-highlight {
  display: inline-block; padding: 14px 32px; background: var(--gold-bg); border: 1px solid var(--border);
  margin-top: 16px; font-size: 15px; color: var(--gold); font-weight: 500; letter-spacing: 0.02em;
}

/* ==========================================
   BUTTON
   ========================================== */
.btn-primary {
  display: inline-block; padding: 14px 40px; background: var(--gold); color: var(--white);
  font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; text-decoration: none;
  font-weight: 500; transition: all 0.3s ease; border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--gold-dim); transform: translateY(-1px); }

/* ==========================================
   BRAND PARTNERS SHOWCASE
   ========================================== */
.brands-section { padding: clamp(48px, 8vh, 100px) clamp(20px, 4vw, 80px); background: var(--bg-warm); }
.brands-section-header { text-align: center; margin-bottom: 40px; }
.brands-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 1px; background: var(--border);
  max-width: 1200px; margin: 0 auto;
}
.brand-cell {
  background: var(--white); padding: 28px 16px; text-align: center;
  transition: all 0.3s ease;
}
.brand-cell:hover { background: var(--gold-bg); }
.brand-name {
  font-family: 'Cormorant Garamond', serif; font-size: 1.15rem; font-weight: 400;
  color: var(--charcoal); letter-spacing: 0.02em; line-height: 1.3;
}
.brand-tag {
  display: inline-block; margin-top: 6px; padding: 2px 8px;
  font-size: 9px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--gold); border: 1px solid var(--border); font-weight: 500;
}
.brands-stats {
  display: flex; justify-content: center; gap: 64px; margin-top: 40px; flex-wrap: wrap;
}
.brands-stat { text-align: center; }
.brands-stat-num { font-family: 'Cormorant Garamond', serif; font-size: 2rem; font-weight: 300; color: var(--gold); line-height: 1; }
.brands-stat-label { font-size: 11px; color: var(--muted); margin-top: 4px; }

/* ==========================================
   FOOTER
   ========================================== */
.footer { padding: 56px clamp(20px, 4vw, 80px) 36px; border-top: 1px solid var(--border); background: var(--bg-warm); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand { font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); line-height: 1.8; }
.footer-heading { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold); font-weight: 500; margin-bottom: 14px; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 7px; }
.footer-links a { font-size: 12px; color: var(--body); text-decoration: none; transition: color 0.2s ease; }
.footer-links a:hover { color: var(--gold); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 20px; border-top: 1px solid var(--border); font-size: 11px; color: var(--muted); }
.footer-seo { font-size: 10px; color: #c8c2bb; line-height: 1.7; padding-top: 12px; }

/* ==========================================
   BREADCRUMB
   ========================================== */
.breadcrumb { font-size: 10px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin-bottom: 28px; }
.breadcrumb a { color: var(--body); text-decoration: none; transition: color 0.2s ease; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb-sep { margin: 0 8px; color: var(--border); }

/* ==========================================
   TWO COL
   ========================================== */
.text-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }

/* ==========================================
   BACK TO TOP
   ========================================== */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 900;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--gold); color: var(--white);
  border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transform: translateY(12px);
  transition: all 0.3s ease;
  box-shadow: 0 2px 12px rgba(184,134,75,0.35);
}
.back-to-top.show {
  opacity: 1; visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  background: var(--gold-dim);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(184,134,75,0.45);
}
@media (max-width: 768px) {
  .back-to-top { bottom: 20px; right: 20px; width: 40px; height: 40px; }
}

/* ==========================================
   ACCORDION
   ========================================== */
.accordion-toggle {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin: 28px auto 0; padding: 12px 32px; background: var(--white);
  border: 1px solid var(--border); color: var(--gold); font-family: 'Inter', sans-serif;
  font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; cursor: pointer;
  transition: all 0.3s ease; font-weight: 500;
}
.accordion-toggle:hover { background: var(--gold-bg); border-color: var(--gold); }
.accordion-toggle::after { content: '+ Show All 75 Brands'; }
.accordion-toggle.open::after { content: '\2212 Collapse'; }
.brands-grid.collapsed {
  max-height: 220px; overflow: hidden;
  mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
}
.brands-grid.expanded {
  max-height: none; overflow: visible;
  mask-image: none; -webkit-mask-image: none;
}

/* ==========================================
   MOBILE MENU
   ========================================== */
.mobile-toggle {
  display: none; background: none; border: none; color: var(--charcoal);
  font-size: 22px; cursor: pointer; z-index: 1001; position: relative;
  width: 40px; height: 40px; line-height: 40px; text-align: center;
  transition: color 0.3s ease; padding: 0;
}
.mobile-toggle.active { color: var(--gold); }

/* Mobile Menu Overlay - separate from nav */
.mobile-menu-overlay {
  display: none;
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: var(--bg);
  z-index: 1002;
  padding: 80px 24px 40px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-menu-overlay.open {
  display: block;
}
.mobile-menu-overlay ul {
  list-style: none; padding: 0; margin: 0;
}
.mobile-menu-overlay > ul > li {
  border-bottom: 1px solid var(--border-light);
}
.mobile-menu-overlay > ul > li > a {
  display: block; padding: 16px 0;
  font-size: 14px; font-weight: 400;
  letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--charcoal); text-decoration: none;
  text-align: center;
}
.mobile-menu-overlay .submenu-toggle {
  display: flex; align-items: center; justify-content: center;
  padding: 16px 0; cursor: pointer;
  font-size: 14px; font-weight: 400;
  letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--charcoal);
  border-bottom: 1px solid var(--border-light);
}
.mobile-menu-overlay .submenu-toggle .arrow {
  margin-left: 8px; font-size: 10px; color: var(--muted);
  transition: transform 0.25s ease;
}
.mobile-menu-overlay .submenu-toggle.open .arrow {
  transform: rotate(180deg);
}
.mobile-menu-overlay .submenu {
  display: none;
  background: var(--bg-warm);
  margin: 0 16px 8px;
  border-radius: 3px;
  overflow: hidden;
}
.mobile-menu-overlay .submenu.open {
  display: block;
}
.mobile-menu-overlay .submenu li a {
  display: block; padding: 12px 20px;
  font-size: 13px; color: var(--body);
  text-decoration: none;
  border-bottom: 1px solid var(--border-light);
  text-align: center;
}
.mobile-menu-overlay .submenu li a:hover {
  color: var(--gold); background: var(--gold-bg);
}
.mobile-menu-overlay .submenu-label {
  display: block; padding: 8px 20px 4px;
  font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--gold);
  font-weight: 500; text-align: center;
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
  .products-grid, .feature-cards { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(3, 1fr); }
  .dual-base { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-right: none; border-bottom: 1px solid var(--border); }
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .brands-grid { grid-template-columns: repeat(3, 1fr); }
  .brands-stats { gap: 32px; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .products-grid, .feature-cards, .advantages-grid, .brands-grid { grid-template-columns: 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .image-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .text-two-col { grid-template-columns: 1fr; gap: 16px; }
  .brands-section { padding: 40px 20px; }
}
@media (max-width: 480px) {
  .stats-bar, .process-steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 3rem; }
  .brands-grid { grid-template-columns: repeat(2, 1fr); }
}