/* ════════════════════════════════════════════════════════════════════════
   BMY TRADER — Premium House Furniture
   Dark Mode / Glassmorphism E-commerce Stylesheet
   ════════════════════════════════════════════════════════════════════════ */

/* ─── Custom Properties ─────────────────────────────────────────────────── */
:root {
  --bg-primary:    #050914;
  --bg-secondary:  #080e1e;
  --bg-card:       rgba(12, 20, 44, 0.7);
  --bg-glass:      rgba(255, 255, 255, 0.04);
  --bg-glass-hover:rgba(255, 255, 255, 0.07);

  --blue-600:      #1a56db;
  --blue-500:      #3b82f6;
  --blue-400:      #60a5fa;
  --blue-glow:     rgba(59, 130, 246, 0.35);
  --cyan-500:      #06b6d4;
  --teal-500:      #14b8a6;
  --purple-500:    #8b5cf6;

  --text-primary:  #f0f4ff;
  --text-secondary:#94a3b8;
  --text-muted:    #64748b;

  --border:        rgba(59, 130, 246, 0.12);
  --border-hover:  rgba(59, 130, 246, 0.35);

  --radius-sm:   8px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   28px;
  --radius-full: 9999px;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  --shadow-card: 0 4px 24px rgba(0,0,0,0.4), 0 0 0 1px var(--border);
  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.2);

  --header-h: 68px;
  --container-max: 1200px;
  --container-pad: clamp(1rem, 5vw, 2rem);
}

/* ─── Reset & Base ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

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

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }
svg { flex-shrink: 0; }

/* ─── Focus Styles ───────────────────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--blue-500);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ─── Container ──────────────────────────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
  width: 100%;
}

/* ─── Gradient Text ──────────────────────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, var(--blue-400), var(--cyan-500), var(--teal-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Section Header ─────────────────────────────────────────────────────── */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-400);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: var(--radius-full);
  padding: 5px 14px;
  margin-bottom: 16px;
}
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ─── Buttons ────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.btn-lg  { font-size: 1rem;   padding: 14px 28px; }
.btn-sm  { font-size: 0.82rem; padding: 9px 18px; }

.btn-primary {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  color: #fff;
  box-shadow: 0 4px 20px rgba(26,86,219,0.4);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: linear-gradient(135deg, #1e63f0, #60a5fa);
  box-shadow: 0 6px 28px rgba(26,86,219,0.6);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-hover);
}
.btn-outline:hover, .btn-outline:focus-visible {
  background: var(--bg-glass-hover);
  border-color: var(--blue-400);
  color: var(--blue-400);
}

/* ─── HEADER ─────────────────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 1000;
  background: rgba(5,9,20,0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}
.site-header.scrolled {
  background: rgba(5,9,20,0.95);
  box-shadow: 0 4px 32px rgba(0,0,0,0.5);
}

.navbar {
  display: flex;
  align-items: center;
  gap: 24px;
  height: var(--header-h);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  text-decoration: none;
}
.logo-icon { display: flex; align-items: center; }
.logo-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-primary);
  white-space: nowrap;
}
.logo-accent { color: var(--blue-400); }

/* Nav Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.nav-link {
  position: relative;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background var(--transition-fast);
  text-decoration: none;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px; left: 14px; right: 14px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-500), var(--cyan-500));
  border-radius: var(--radius-full);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); }
.nav-link.active::after, .nav-link:hover::after { transform: scaleX(1); }

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: 12px;
  flex-shrink: 0;
}
.header-email {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--blue-400);
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(59,130,246,0.2);
  background: rgba(59,130,246,0.05);
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}
.header-email:hover { background: rgba(59,130,246,0.12); border-color: var(--blue-400); }
.header-email span { display: none; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px; height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-glass);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background var(--transition-fast);
}
.hamburger:hover { background: var(--bg-glass-hover); }
.hamburger span {
  width: 20px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
  display: block;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ─── HERO ───────────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: orbFloat 10s ease-in-out infinite alternate;
}
.orb-1 {
  width: clamp(300px, 50vw, 600px);
  height: clamp(300px, 50vw, 600px);
  background: radial-gradient(circle, #1a56db, transparent 70%);
  top: -15%; left: -10%;
  animation-duration: 12s;
}
.orb-2 {
  width: clamp(200px, 35vw, 450px);
  height: clamp(200px, 35vw, 450px);
  background: radial-gradient(circle, #06b6d4, transparent 70%);
  bottom: 5%; right: -8%;
  animation-duration: 9s;
}
.orb-3 {
  width: clamp(150px, 25vw, 350px);
  height: clamp(150px, 25vw, 350px);
  background: radial-gradient(circle, #8b5cf6, transparent 70%);
  top: 40%; left: 45%;
  animation-duration: 15s;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59,130,246,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.06) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}
@keyframes orbFloat {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(30px, -20px) scale(1.05); }
  100% { transform: translate(-20px, 30px) scale(0.97); }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding-top: 60px;
  padding-bottom: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--blue-400);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: var(--radius-full);
  padding: 7px 18px;
  margin-bottom: 28px;
  letter-spacing: 0.02em;
}
.badge-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--blue-400);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.8); }
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  max-width: 820px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 580px;
  line-height: 1.8;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-xl);
  padding: 20px 36px;
  flex-wrap: wrap;
  justify-content: center;
}
.stat-item { text-align: center; }
.stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  display: block;
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 0.76rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stat-divider {
  width: 1px; height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

.hero-scroll {
  position: absolute;
  bottom: 32px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.scroll-indicator {
  width: 22px; height: 36px;
  border: 2px solid var(--border-hover);
  border-radius: var(--radius-full);
  display: flex;
  justify-content: center;
  padding-top: 6px;
}
.scroll-dot {
  width: 4px; height: 8px;
  background: var(--blue-400);
  border-radius: var(--radius-full);
  animation: scrollBounce 2s infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(10px); opacity: 0.3; }
}

/* ─── TRUST STRIP ────────────────────────────────────────────────────────── */
.trust-strip {
  background: linear-gradient(90deg, rgba(26,86,219,0.08), rgba(6,182,212,0.08));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 20px 0;
}
.trust-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.trust-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  flex-shrink: 0;
}
.trust-badges {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}
.trust-badge {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.trust-badge svg { color: var(--blue-400); }

/* ─── PRODUCTS ───────────────────────────────────────────────────────────── */
.products-section {
  padding: clamp(60px, 10vw, 100px) 0;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Product Card */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px var(--border-hover), var(--shadow-glow);
  border-color: var(--border-hover);
}

.product-image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--bg-secondary);
}
.product-img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  display: block;
}
.product-card:hover .product-img { transform: scale(1.04); }

.product-badge-tag {
  position: absolute;
  top: 12px; left: 12px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  color: #fff;
  border-radius: var(--radius-full);
  padding: 4px 10px;
  z-index: 2;
}
.product-badge-tag.new  { background: linear-gradient(135deg, #059669, #10b981); }
.product-badge-tag.sale { background: linear-gradient(135deg, #dc2626, #ef4444); }

.product-overlay {
  position: absolute;
  inset: 0;
  background: rgba(5,9,20,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 3;
}
.product-card:hover .product-overlay { opacity: 1; }

.product-info {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.product-category {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-400);
}
.product-name {
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.4;
  flex: 1;
}
.product-rating {
  display: flex;
  align-items: center;
  gap: 6px;
}
.stars { color: #f59e0b; font-size: 0.85rem; }
.rating-count { font-size: 0.75rem; color: var(--text-muted); }

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 4px;
  flex-wrap: wrap;
}
.product-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

/* ─── ABOUT ──────────────────────────────────────────────────────────────── */
.about-section {
  padding: clamp(60px, 10vw, 100px) 0;
  background: linear-gradient(180deg, transparent, rgba(26,86,219,0.03) 50%, transparent);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-content { display: flex; flex-direction: column; gap: 0; }
.about-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-features { display: flex; flex-direction: column; gap: 20px; margin-top: 24px; }
.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.feature-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-400);
  flex-shrink: 0;
}
.about-feature strong { display: block; font-size: 0.95rem; margin-bottom: 4px; color: var(--text-primary); }
.about-feature p { font-size: 0.85rem; color: var(--text-secondary); }

/* About Visual Cards */
.about-visual { display: flex; align-items: center; justify-content: center; }
.about-card-stack {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 340px;
}
.visual-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: transform var(--transition-base), border-color var(--transition-base);
}
.visual-card:hover { transform: translateX(6px); border-color: var(--border-hover); }
.vc1 { border-left: 3px solid var(--blue-500); }
.vc2 { border-left: 3px solid var(--cyan-500); margin-left: 24px; }
.vc3 { border-left: 3px solid var(--purple-500); margin-left: 48px; }
.vc-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-md);
  background: rgba(59,130,246,0.08);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.vc-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}
.vc-label { font-size: 0.78rem; color: var(--text-secondary); margin-top: 3px; }

/* ─── CONTACT ────────────────────────────────────────────────────────────── */
.contact-section {
  padding: clamp(60px, 10vw, 100px) 0;
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.8fr;
  gap: 40px;
  align-items: start;
}
.contact-info-panel { display: flex; flex-direction: column; gap: 16px; }
.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: border-color var(--transition-fast);
}
.contact-info-card:hover { border-color: var(--border-hover); }
.ci-icon {
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-400);
  flex-shrink: 0;
}
.ci-label { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 3px; text-transform: uppercase; letter-spacing: 0.06em; }
.ci-value { font-size: 0.9rem; font-weight: 600; color: var(--text-primary); }
a.ci-value { color: var(--blue-400); text-decoration: none; }
a.ci-value:hover { text-decoration: underline; }

/* ─── FORMS ──────────────────────────────────────────────────────────────── */
.contact-form, .checkout-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label {
  font-size: 0.83rem;
  font-weight: 600;
  color: var(--text-secondary);
}
.required-star { color: #ef4444; }
.form-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.92rem;
  padding: 12px 14px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  outline: none;
}
.form-input::placeholder { color: var(--text-muted); }
.form-input:focus {
  border-color: var(--blue-500);
  background: rgba(59,130,246,0.05);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-input.error { border-color: #ef4444; }
.form-textarea { resize: vertical; min-height: 100px; }
.form-select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}
.form-select option { background: #0d1b3e; color: var(--text-primary); }
.form-error { font-size: 0.78rem; color: #ef4444; min-height: 1em; }
.form-submit { width: 100%; margin-top: 4px; }
.form-success {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.3);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  font-size: 0.9rem;
  color: #34d399;
}
.form-success[hidden] { display: none; }

/* ─── FOOTER ─────────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}
.footer-top { padding: clamp(40px, 8vw, 80px) 0 48px; }
.footer-top-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-logo { margin-bottom: 14px; }
.footer-tagline {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 18px;
  max-width: 280px;
}
.footer-email-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue-400);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(59,130,246,0.25);
  background: rgba(59,130,246,0.05);
  transition: all var(--transition-fast);
  text-decoration: none;
}
.footer-email-link:hover { background: rgba(59,130,246,0.12); border-color: var(--blue-400); }
.footer-nav-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.footer-nav-list { display: flex; flex-direction: column; gap: 10px; }
.footer-nav-link {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-nav-link:hover { color: var(--blue-400); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copy { font-size: 0.82rem; color: var(--text-muted); }
.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.footer-bottom-link {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  text-decoration: none;
}
.footer-bottom-link:hover { color: var(--blue-400); }

/* ─── CART FAB ───────────────────────────────────────────────────────────── */
.cart-fab {
  position: fixed;
  bottom: 28px; right: 24px;
  z-index: 900;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  color: #fff;
  box-shadow: 0 4px 24px rgba(26,86,219,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
}
.cart-fab:hover { transform: scale(1.08); box-shadow: 0 6px 32px rgba(26,86,219,0.7); }
.cart-count {
  position: absolute;
  top: -2px; right: -2px;
  background: #ef4444;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  width: 20px; height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-primary);
}
.cart-count[hidden] { display: none; }

/* ─── CART DRAWER ────────────────────────────────────────────────────────── */
.cart-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  justify-content: flex-end;
  animation: fadeIn var(--transition-base) both;
}
.cart-overlay[hidden] { display: none; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.cart-drawer {
  width: min(400px, 100vw);
  height: 100%;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  animation: slideInRight var(--transition-base) both;
  overflow: hidden;
}
@keyframes slideInRight { from { transform: translateX(100%); } to { transform: translateX(0); } }

.cart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.cart-title {
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 10px;
}
.cart-close {
  font-size: 1.5rem;
  color: var(--text-secondary);
  line-height: 1;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast), color var(--transition-fast);
  cursor: pointer;
}
.cart-close:hover { background: var(--bg-glass-hover); color: var(--text-primary); }

.cart-items {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.cart-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
}
.cart-item-img {
  width: 60px; height: 60px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.cart-item-info { flex: 1; min-width: 0; }
.cart-item-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}
.cart-item-price { font-size: 0.8rem; color: var(--blue-400); font-weight: 600; }
.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 6px;
}
.qty-btn {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 0.9rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}
.qty-btn:hover { background: rgba(59,130,246,0.15); border-color: var(--blue-500); }
.qty-val { font-size: 0.85rem; font-weight: 600; min-width: 18px; text-align: center; }
.cart-item-remove {
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: color var(--transition-fast);
  flex-shrink: 0;
}
.cart-item-remove:hover { color: #ef4444; }

.cart-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--text-muted);
  padding: 40px;
  text-align: center;
}
.cart-empty[hidden] { display: none; }
.cart-empty svg { opacity: 0.3; }

.cart-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.cart-footer[hidden] { display: none; }
.cart-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 14px;
  color: var(--text-secondary);
}
#cart-subtotal { color: var(--text-primary); font-size: 1.05rem; }
.cart-checkout-btn { width: 100%; }

/* ─── MODALS ─────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn var(--transition-base) both;
}
.modal-overlay[hidden] { display: none; }

.modal {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: 32px;
  animation: scaleIn var(--transition-base) both;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.modal-lg { max-width: 680px; }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }

.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 1.3rem;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1;
}
.modal-close:hover { background: var(--bg-glass-hover); color: var(--text-primary); }
.modal-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 24px;
  padding-right: 36px;
}

/* Quick View Modal Content */
.qv-product {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.qv-img {
  width: 100%; height: 260px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: 4px;
}
.qv-category {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--blue-400);
}
.qv-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 6px 0;
}
.qv-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: 'Space Grotesk', sans-serif;
}
.qv-desc { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; }
.qv-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.qv-actions .btn { flex: 1; min-width: 140px; }

/* Checkout Order Summary */
.checkout-order-summary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-top: 8px;
}
.cos-title { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); margin-bottom: 12px; }
.cos-items { display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }
.cos-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.cos-item span:last-child { font-weight: 600; color: var(--text-primary); }
.cos-total {
  display: flex;
  justify-content: space-between;
  font-size: 1rem;
  font-weight: 700;
  border-top: 1px solid var(--border);
  padding-top: 10px;
}
.co-submit { margin-top: 4px; }

/* ─── TOAST ──────────────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 96px; right: 24px;
  z-index: 4000;
  background: rgba(16,185,129,0.15);
  border: 1px solid rgba(16,185,129,0.4);
  color: #34d399;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  padding: 12px 18px;
  max-width: 280px;
  animation: toastIn 0.3s both;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.toast[hidden] { display: none; }
@keyframes toastIn { from { opacity:0; transform: translateY(12px); } to { opacity:1; transform: translateY(0); } }

/* ─── RESPONSIVE — TABLET (max 900px) ───────────────────────────────────── */
@media (max-width: 900px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid    { grid-template-columns: 1fr; gap: 40px; }
  .about-visual  { display: none; }
  .contact-grid  { grid-template-columns: 1fr; }
  .footer-top-inner {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-brand { grid-column: 1/-1; }
  .header-email span { display: none; }
  .hero-stats { gap: 20px; padding: 16px 24px; }
}

/* ─── RESPONSIVE — MOBILE (max 640px) ───────────────────────────────────── */
@media (max-width: 640px) {
  :root { --container-pad: 1rem; }

  /* Header Mobile */
  .nav-links {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: rgba(8,14,30,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
    transform: translateY(-110%);
    transition: transform var(--transition-base);
    z-index: 999;
  }
  .nav-links.open { transform: translateY(0); }
  .nav-link { width: 100%; padding: 12px 16px; border-radius: var(--radius-md); }
  .nav-link::after { display: none; }
  .nav-link:hover { background: var(--bg-glass-hover); }
  .hamburger { display: flex; }
  .header-email { display: none; }
  .btn-sm.header-shop { display: none; }

  /* Hero Mobile */
  .hero-title { font-size: clamp(1.8rem, 9vw, 2.8rem); }
  .hero-actions { flex-direction: column; align-items: center; width: 100%; }
  .hero-actions .btn { width: 100%; max-width: 300px; justify-content: center; }
  .hero-stats { flex-direction: column; gap: 12px; width: 100%; }
  .stat-divider { width: 60%; height: 1px; }
  .hero-scroll { display: none; }

  /* Products Mobile */
  .products-grid { grid-template-columns: 1fr; gap: 16px; }

  /* Contact Form Mobile */
  .form-row { grid-template-columns: 1fr; }

  /* Footer Mobile */
  .footer-top-inner { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand { grid-column: auto; }
  .footer-tagline { max-width: 100%; }
  .footer-bottom-inner { flex-direction: column; align-items: flex-start; }

  /* Cart Drawer Mobile */
  .cart-drawer { width: 100vw; }

  /* Modal Mobile */
  .modal { padding: 24px 18px; }
  .qv-actions .btn { min-width: unset; }
}

/* ─── SCROLL STYLING ─────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

/* ─── UTILITIES ──────────────────────────────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}