/* ===== 深圳揽梦科技 — UV Printer Marketing Site ===== */
:root {
  --primary: #006ba1;
  --primary-dark: #004f78;
  --primary-light: #007cba;
  --accent: #e85d04;
  --accent-hover: #d00000;
  --sale: #c1121f;
  --text: #1a1a1a;
  --text-muted: #5a5a5a;
  --bg: #ffffff;
  --bg-alt: #f4f6f8;
  --bg-dark: #0d1b2a;
  --border: #e2e8f0;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
  --radius: 8px;
  --header-h: 72px;
  --topbar-h: 40px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
  --max-w: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

a { color: var(--primary); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button, input, textarea, select { font-family: inherit; font-size: inherit; }

.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }

/* ===== Top Bar ===== */
.top-bar {
  background: var(--bg-dark);
  color: #cbd5e1;
  font-size: 13px;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.top-bar a { color: #e2e8f0; }
.top-bar a:hover { color: #fff; }
.top-bar-left, .top-bar-right { display: flex; gap: 20px; align-items: center; }
.top-bar svg { width: 14px; height: 14px; vertical-align: -2px; margin-right: 4px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
  white-space: nowrap;
  flex-shrink: 0;
}
.logo:hover { color: var(--primary); }
.logo-mark {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -1px;
}
.logo-sub { display: block; font-size: 11px; font-weight: 500; color: var(--text-muted); letter-spacing: 0.02em; }

/* ===== Nav ===== */
.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: 0.25s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav > li { position: relative; }
.main-nav > li > a {
  display: block;
  padding: 10px 14px;
  color: var(--text);
  font-weight: 550;
  font-size: 14.5px;
  border-radius: 6px;
}
.main-nav > li > a:hover,
.main-nav > li > a.active,
.main-nav > li:hover > a {
  color: var(--primary);
  background: rgba(0, 107, 161, 0.06);
}

/* Dropdown */
.has-dropdown > a::after {
  content: "";
  display: inline-block;
  width: 0; height: 0;
  margin-left: 6px;
  vertical-align: 2px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  opacity: 0.6;
}
.dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: 0.2s;
  z-index: 100;
}
.has-dropdown:hover > .dropdown,
.has-dropdown.open > .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown a {
  display: block;
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  border-radius: 6px;
}
.dropdown a:hover { background: var(--bg-alt); color: var(--primary); }

.header-cta {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 18px !important;
  border-radius: 6px;
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
}
.header-cta:hover { background: var(--primary-dark) !important; color: #fff !important; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 480px;
  display: flex;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(13, 27, 42, 0.92) 0%, rgba(0, 107, 161, 0.85) 55%, rgba(0, 124, 186, 0.75) 100%),
    repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(255,255,255,0.03) 40px, rgba(255,255,255,0.03) 41px),
    repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(255,255,255,0.03) 40px, rgba(255,255,255,0.03) 41px);
  color: #fff;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 40%, rgba(0, 180, 216, 0.25), transparent),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(232, 93, 4, 0.15), transparent);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; padding: 64px 0; max-width: 640px; }
.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 20px;
  backdrop-filter: blur(4px);
}
.hero h1 {
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 18px;
  letter-spacing: -0.02em;
}
.hero p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 28px;
  max-width: 520px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: 0.2s;
  text-decoration: none;
}
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; }
.btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,0.5); }
.btn-outline:hover { background: rgba(255,255,255,0.12); color: #fff; border-color: #fff; }
.btn-blue { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-blue:hover { background: var(--primary-dark); color: #fff; }
.btn-sm { padding: 8px 16px; font-size: 13px; }

/* ===== Sections ===== */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); }
.section-header { text-align: center; margin-bottom: 40px; }
.section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 750;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}
.section-header p { color: var(--text-muted); max-width: 560px; margin: 0 auto; }
.section-label {
  display: inline-block;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}

/* ===== Company Profile ===== */
.profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.profile-visual {
  aspect-ratio: 4/3;
  border-radius: 12px;
  background:
    linear-gradient(145deg, #0d1b2a 0%, #006ba1 50%, #48cae4 100%);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.profile-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(-45deg, transparent, transparent 12px, rgba(255,255,255,0.04) 12px, rgba(255,255,255,0.04) 13px);
}
.profile-visual-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
  padding: 32px;
}
.profile-visual-inner .big-num {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 4px;
}
.profile-visual-inner .big-label { font-size: 14px; opacity: 0.85; }
.profile-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 24px;
}
.stat-box {
  background: var(--bg-alt);
  padding: 16px;
  border-radius: var(--radius);
  border-left: 3px solid var(--primary);
}
.stat-box strong { display: block; font-size: 1.4rem; color: var(--primary); }
.stat-box span { font-size: 13px; color: var(--text-muted); }
.profile-text h2 { font-size: 1.75rem; margin-bottom: 16px; font-weight: 750; }
.profile-text p { color: var(--text-muted); margin-bottom: 14px; }

/* ===== Product Cards ===== */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: 0.25s;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: transparent;
}
.product-thumb {
  position: relative;
  aspect-ratio: 4/3;
  background: var(--bg-alt);
  overflow: hidden;
}
.product-thumb .placeholder-svg {
  width: 100%;
  height: 100%;
}
.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--sale);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  z-index: 2;
}
.product-badge.new { background: var(--primary); }
.product-body { padding: 18px; flex: 1; display: flex; flex-direction: column; }
.product-body h3 {
  font-size: 15px;
  font-weight: 650;
  margin-bottom: 8px;
  line-height: 1.4;
  color: var(--text);
}
.product-body h3 a { color: inherit; }
.product-body h3 a:hover { color: var(--primary); }
.product-desc {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-price { margin-bottom: 14px; }
.price-was {
  font-size: 13px;
  color: #94a3b8;
  text-decoration: line-through;
  margin-right: 8px;
}
.price-now {
  font-size: 1.25rem;
  font-weight: 750;
  color: var(--sale);
}
.product-actions { display: flex; gap: 8px; }
.product-actions .btn { flex: 1; padding: 10px; font-size: 13px; }

/* ===== Features (QC + Service) ===== */
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px 32px;
  transition: 0.25s;
}
.feature-card:hover { box-shadow: var(--shadow); }
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0,107,161,0.12), rgba(0,124,186,0.2));
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  color: var(--primary);
}
.feature-card h3 { font-size: 1.25rem; margin-bottom: 12px; font-weight: 700; }
.feature-card p { color: var(--text-muted); font-size: 15px; }
.feature-list { margin-top: 16px; }
.feature-list li {
  padding: 6px 0 6px 22px;
  position: relative;
  font-size: 14px;
  color: var(--text-muted);
}
.feature-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* ===== CTA Strip ===== */
.cta-strip {
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary-dark) 100%);
  color: #fff;
  padding: 56px 0;
  text-align: center;
}
.cta-strip h2 { font-size: 1.75rem; margin-bottom: 12px; font-weight: 750; }
.cta-strip p { opacity: 0.85; margin-bottom: 24px; max-width: 480px; margin-left: auto; margin-right: auto; }

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  color: #94a3b8;
  padding: 56px 0 0;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .logo { color: #fff; margin-bottom: 14px; }
.footer-brand p { line-height: 1.7; margin-bottom: 16px; }
.footer-col h4 {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: #94a3b8; }
.footer-col a:hover { color: #fff; }
.footer-contact li {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
  align-items: flex-start;
}
.footer-contact svg { flex-shrink: 0; margin-top: 3px; opacity: 0.7; }
.footer-bottom {
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: #64748b;
}

/* ===== Page Hero (inner pages) ===== */
.page-hero {
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--primary) 100%);
  color: #fff;
  padding: 48px 0;
  text-align: center;
}
.page-hero h1 { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 750; margin-bottom: 8px; }
.breadcrumb {
  font-size: 13px;
  opacity: 0.75;
}
.breadcrumb a { color: #fff; opacity: 0.85; }
.breadcrumb a:hover { opacity: 1; }
.breadcrumb span { margin: 0 6px; }

/* ===== Shop / filters ===== */
.shop-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  align-items: start;
}
.shop-sidebar {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  position: sticky;
  top: calc(var(--header-h) + 16px);
}
.shop-sidebar h3 {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.shop-sidebar ul li { margin-bottom: 4px; }
.shop-sidebar a {
  display: block;
  padding: 8px 10px;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 14px;
}
.shop-sidebar a:hover,
.shop-sidebar a.active {
  background: rgba(0,107,161,0.08);
  color: var(--primary);
}
.shop-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.shop-toolbar .count { color: var(--text-muted); font-size: 14px; }

/* ===== About ===== */
.about-content { max-width: 800px; margin: 0 auto; }
.about-content h2 { font-size: 1.5rem; margin: 32px 0 14px; font-weight: 700; }
.about-content p { color: var(--text-muted); margin-bottom: 14px; }
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.value-card {
  text-align: center;
  padding: 28px 20px;
  background: var(--bg-alt);
  border-radius: 12px;
}
.value-card .icon {
  width: 48px; height: 48px;
  margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: grid; place-items: center;
  color: #fff;
  font-size: 20px;
}
.value-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.value-card p { font-size: 13px; color: var(--text-muted); }

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}
.contact-info-card {
  background: var(--bg-alt);
  border-radius: 12px;
  padding: 32px;
}
.contact-info-card h3 { margin-bottom: 20px; font-size: 1.2rem; }
.contact-item {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.contact-item .icon-wrap {
  width: 40px; height: 40px;
  background: #fff;
  border-radius: 8px;
  display: grid; place-items: center;
  color: var(--primary);
  flex-shrink: 0;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}
.contact-item strong { display: block; font-size: 13px; color: var(--text-muted); font-weight: 500; }
.contact-item span, .contact-item a { font-weight: 600; color: var(--text); }
.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
}
.form-row { margin-bottom: 18px; }
.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}
.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  transition: 0.2s;
}
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,107,161,0.12);
}
.form-row textarea { min-height: 140px; resize: vertical; }
.form-note { font-size: 12px; color: var(--text-muted); margin-top: 12px; }
.form-success {
  display: none;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
  padding: 14px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 14px;
}
.form-success.show { display: block; }

/* ===== Applications ===== */
.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.app-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 20px;
  text-align: center;
  transition: 0.25s;
  scroll-margin-top: 100px;
}
.app-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--primary);
}
.app-card .app-icon {
  width: 64px; height: 64px;
  margin: 0 auto 16px;
  border-radius: 16px;
  background: linear-gradient(145deg, #e8f4fa, #cce5f0);
  display: grid; place-items: center;
  color: var(--primary);
}
.app-card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.app-card p { font-size: 13px; color: var(--text-muted); }

/* ===== Product Detail ===== */
.pdp-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.pdp-gallery {
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  background: var(--bg-alt);
  aspect-ratio: 1;
}
.pdp-info h1 { font-size: 1.6rem; font-weight: 750; margin-bottom: 12px; line-height: 1.3; }
.pdp-meta { font-size: 13px; color: var(--text-muted); margin-bottom: 16px; }
.pdp-price { margin-bottom: 20px; }
.pdp-price .price-now { font-size: 2rem; }
.pdp-desc { color: var(--text-muted); margin-bottom: 24px; line-height: 1.7; }
.pdp-specs {
  background: var(--bg-alt);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 24px;
}
.pdp-specs h3 { font-size: 14px; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.04em; }
.pdp-specs table { width: 100%; font-size: 14px; }
.pdp-specs td { padding: 8px 0; border-bottom: 1px solid var(--border); }
.pdp-specs td:first-child { color: var(--text-muted); width: 40%; }
.pdp-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== News ===== */
.news-list { max-width: 800px; margin: 0 auto; }
.news-item {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}
.news-date {
  flex-shrink: 0;
  width: 70px;
  text-align: center;
  background: var(--bg-alt);
  border-radius: 8px;
  padding: 10px 8px;
}
.news-date .day { font-size: 1.5rem; font-weight: 750; color: var(--primary); line-height: 1; }
.news-date .mon { font-size: 12px; color: var(--text-muted); text-transform: uppercase; }
.news-item h3 { font-size: 1.1rem; margin-bottom: 6px; }
.news-item h3 a { color: var(--text); }
.news-item h3 a:hover { color: var(--primary); }
.news-item p { font-size: 14px; color: var(--text-muted); }

/* ===== Category intro ===== */
.cat-intro {
  max-width: 720px;
  margin: 0 auto 40px;
  text-align: center;
  color: var(--text-muted);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .app-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .shop-layout { grid-template-columns: 1fr; }
  .shop-sidebar { position: static; display: flex; flex-wrap: wrap; gap: 8px; padding: 16px; }
  .shop-sidebar h3 { width: 100%; margin-bottom: 8px; }
  .shop-sidebar ul { display: flex; flex-wrap: wrap; gap: 4px; }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 12px;
    box-shadow: var(--shadow);
    max-height: calc(100vh - var(--header-h) - var(--topbar-h));
    overflow-y: auto;
  }
  .main-nav.open { display: flex; }
  .main-nav > li { width: 100%; }
  .main-nav > li > a { padding: 12px 16px; }
  .header-cta { display: none; }
  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    display: none;
    padding: 0 0 0 16px;
    min-width: 0;
  }
  .has-dropdown.open > .dropdown { display: block; }
  .has-dropdown > a::after { float: right; margin-top: 8px; }

  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .profile-grid,
  .features-grid,
  .contact-grid,
  .pdp-grid { grid-template-columns: 1fr; gap: 28px; }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero { min-height: 400px; }
  .hero-content { padding: 48px 0; }
  .top-bar-right { display: none; }
  .section { padding: 48px 0; }
}

@media (max-width: 480px) {
  .product-grid { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: 1fr; }
  .product-actions { flex-direction: column; }
}

/* Shop listing prefers 3 columns on wide screens */
@media (min-width: 1025px) {
  .product-grid--shop { grid-template-columns: repeat(3, 1fr); }
}