/* =============================================
   MEDI Q PHARMA — Main Stylesheet
   Color Palette: Teal (#0097A7), Deep Navy (#0D1F3C),
                  Silver/Gray (#B0BEC5), White (#FFFFFF)
   ============================================= */

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

:root {
  --primary:   #0097A7;
  --primary-d: #006978;
  --primary-l: #E0F7FA;
  --navy:      #0D1F3C;
  --navy-l:    #1A3355;
  --silver:    #B0BEC5;
  --silver-l:  #ECEFF1;
  --text:      #2D3748;
  --text-muted:#607080;
  --white:     #FFFFFF;
  --shadow:    0 4px 24px rgba(0,151,167,.12);
  --shadow-lg: 0 8px 40px rgba(0,151,167,.18);
  --radius:    12px;
  --radius-sm: 8px;
  --font:      'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-head: 'Playfair Display', 'Georgia', serif;
  --transition:0.3s ease;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  font-size: 16px;
}
img { max-width: 100%; height: auto; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ---------- Typography ---------- */
h1,h2,h3,h4,h5 {
  font-family: var(--font-head);
  color: var(--navy);
  line-height: 1.25;
}
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
p  { color: var(--text-muted); }

.section-title {
  text-align: center;
  margin-bottom: 1rem;
  position: relative;
}
.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--primary);
  border-radius: 2px;
  margin: .6rem auto 0;
}
.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 3rem;
}

/* ---------- Utility ---------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
.section    { padding: 80px 0; }
.section-alt{ background: var(--silver-l); }
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.8rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: .95rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(0,151,167,.35);
}
.btn-primary:hover { background: var(--primary-d); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary); color: var(--white); }
.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover { background: var(--navy-l); transform: translateY(-2px); }
.badge {
  display: inline-block;
  padding: .25rem .75rem;
  background: var(--primary-l);
  color: var(--primary-d);
  border-radius: 50px;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
}

/* ---------- Topbar ---------- */
.topbar {
  background: var(--navy);
  color: var(--silver);
  font-size: .82rem;
  padding: .5rem 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.topbar a { color: var(--silver); transition: color .2s; }
.topbar a:hover { color: var(--primary); }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 1.2rem; }

/* ---------- Navbar ---------- */
.navbar {
  background: var(--white);
  box-shadow: 0 2px 16px rgba(13,31,60,.08);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow .3s;
}
.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: .75rem;
  padding-bottom: .75rem;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.navbar-logo { height: 56px; width: auto; object-fit: contain; }
.navbar-brand-text { font-family: var(--font-head); font-size: 1.3rem; color: var(--navy); font-weight: 700; line-height: 1.1; }
.navbar-brand-text span { color: var(--primary); font-size: .8rem; font-family: var(--font); font-weight: 400; display: block; }

.nav-menu { display: flex; align-items: center; gap: .25rem; }
.nav-link {
  padding: .5rem .9rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  color: var(--navy);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-link:hover, .nav-link.active { color: var(--primary); background: var(--primary-l); }
.nav-whatsapp {
  background: #25D366;
  color: var(--white) !important;
  border-radius: 50px;
  padding: .5rem 1.1rem !important;
}
.nav-whatsapp:hover { background: #1ebe5a !important; color: var(--white) !important; }

/* Hamburger */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: .4rem; flex-direction: column; gap: 5px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-l) 40%, var(--primary-d) 100%);
  color: var(--white);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230097A7' fill-opacity='0.07'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.hero-badge { margin-bottom: 1rem; }
.hero-badge .badge { background: rgba(0,151,167,.3); color: #80DEEA; border: 1px solid rgba(0,151,167,.4); }
.hero h1 { color: var(--white); margin-bottom: 1.25rem; }
.hero h1 span { color: #4DD0E1; }
.hero-desc { font-size: 1.1rem; color: rgba(255,255,255,.8); margin-bottom: 2rem; max-width: 520px; }
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-visual { display: flex; justify-content: center; }
.hero-card {
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 20px;
  padding: 2rem;
  max-width: 360px;
  width: 100%;
}
.hero-card-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.hero-card h3 { color: var(--white); margin-bottom: .5rem; font-size: 1.1rem; }
.hero-card p { color: rgba(255,255,255,.7); font-size: .9rem; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}
.hero-stat { text-align: center; }
.hero-stat-num { font-size: 1.6rem; font-weight: 700; color: #4DD0E1; font-family: var(--font-head); }
.hero-stat-label { font-size: .75rem; color: rgba(255,255,255,.65); }

/* ---------- Trust Bar ---------- */
.trust-bar { background: var(--primary); padding: 1.5rem 0; }
.trust-bar .container {
  display: flex;
  justify-content: space-around;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.trust-item { display: flex; align-items: center; gap: .6rem; color: var(--white); font-size: .9rem; font-weight: 500; }
.trust-icon { font-size: 1.4rem; }

/* ---------- Features / Cards ---------- */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.75rem; }
.feature-card {
  background: var(--white);
  border: 1px solid rgba(0,151,167,.12);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--primary);
  border-radius: var(--radius) 0 0 var(--radius);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.feature-icon { font-size: 2.2rem; margin-bottom: 1rem; }
.feature-card h3 { margin-bottom: .5rem; font-size: 1.15rem; }

/* ---------- Products Grid ---------- */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1.75rem; }
.product-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.product-img-wrap {
  background: #f8fafc;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  padding: 12px;
}
.product-img-wrap img { object-fit: contain; width: 100%; height: 100%; transition: transform .3s ease; }
.product-card:hover .product-img-wrap img { transform: scale(1.05); }
.product-img-wrap .product-placeholder {
  font-size: 4rem;
  color: var(--primary);
  opacity: .4;
}
.product-category {
  position: absolute;
  top: .75rem; left: .75rem;
}
.product-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.product-name { font-size: 1.1rem; margin-bottom: .5rem; color: var(--navy); }
.product-comp { font-size: .85rem; color: var(--text-muted); margin-bottom: 1rem; line-height: 1.5; flex: 1; }
.product-pack { font-size: .8rem; color: var(--primary-d); font-weight: 500; margin-bottom: 1rem; }
.product-pack span { background: var(--primary-l); padding: .2rem .6rem; border-radius: 4px; }
.product-actions { display: flex; gap: .75rem; }
.btn-wa {
  flex: 1;
  background: #25D366;
  color: var(--white);
  border: none;
  padding: .6rem 1rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: .85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .4rem;
  transition: var(--transition);
  cursor: pointer;
}
.btn-wa:hover { background: #1ebe5a; transform: translateY(-1px); }
.btn-details {
  padding: .6rem 1rem;
  border-radius: 50px;
  border: 2px solid var(--primary);
  color: var(--primary);
  font-size: .85rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-details:hover { background: var(--primary); color: var(--white); }

/* ---------- Product Detail Page ---------- */
.product-detail-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--primary-d) 100%);
  padding: 60px 0;
  color: var(--white);
}
.product-detail-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 3rem; align-items: start; }
.product-detail-img {
  border-radius: var(--radius);
  overflow: hidden;
  background: #ffffff;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  padding: 16px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}
.product-detail-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.product-detail-info h1 { color: var(--white); margin-bottom: 1rem; }
.product-detail-info p  { color: rgba(255,255,255,.8); margin-bottom: 1.5rem; }
.detail-meta { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 1.5rem; }
.detail-meta-item {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-sm);
  padding: .5rem 1rem;
  font-size: .85rem;
  color: rgba(255,255,255,.85);
}
.detail-meta-item strong { color: var(--white); display: block; font-size: .75rem; text-transform: uppercase; letter-spacing: .5px; margin-bottom: .2rem; }

.product-detail-body { padding: 60px 0; }
.detail-tabs { display: flex; gap: .5rem; border-bottom: 2px solid var(--silver-l); margin-bottom: 2rem; }
.tab-btn {
  padding: .75rem 1.5rem;
  border: none;
  background: none;
  font-size: .95rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition);
}
.tab-btn.active, .tab-btn:hover { color: var(--primary); border-bottom-color: var(--primary); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---------- About Page ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }
.about-img-wrap {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--primary-l);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
}
.about-content .badge { margin-bottom: 1rem; }
.about-content h2 { margin-bottom: 1rem; }
.about-content p  { margin-bottom: 1rem; }
.about-list { margin: 1.5rem 0; display: flex; flex-direction: column; gap: .75rem; }
.about-list-item { display: flex; align-items: flex-start; gap: .75rem; }
.about-list-check { color: var(--primary); font-size: 1.2rem; margin-top: .1rem; flex-shrink: 0; }

.values-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; margin-top: 3rem; }
.value-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.value-card:hover { transform: translateY(-4px); }
.value-icon { font-size: 2.5rem; margin-bottom: 1rem; }
.value-card h3 { font-size: 1.05rem; margin-bottom: .5rem; }

/* ---------- Quality Page ---------- */
.quality-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.75rem; }
.quality-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  text-align: center;
}
.quality-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.quality-icon { font-size: 3rem; color: var(--primary); margin-bottom: 1rem; }
.cert-badge {
  display: inline-block;
  border: 2px solid var(--primary);
  color: var(--primary);
  font-weight: 700;
  font-size: 1.1rem;
  padding: .5rem 1.2rem;
  border-radius: var(--radius-sm);
  margin-bottom: .5rem;
  font-family: var(--font-head);
}

/* ---------- Contact Page ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 3rem; }
.contact-info-card {
  background: var(--navy);
  border-radius: var(--radius);
  padding: 2.5rem;
  color: var(--white);
}
.contact-info-card h3 { color: var(--white); margin-bottom: 1.5rem; }
.contact-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; align-items: flex-start; }
.contact-item-icon { font-size: 1.5rem; color: var(--primary); flex-shrink: 0; margin-top: .1rem; }
.contact-item-text { color: rgba(255,255,255,.8); font-size: .92rem; }
.contact-item-text strong { color: var(--white); display: block; margin-bottom: .25rem; }
.contact-social { display: flex; gap: .75rem; margin-top: 2rem; }
.social-btn {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
  background: rgba(255,255,255,.1);
  color: var(--white);
}
.social-btn:hover { background: var(--primary); transform: translateY(-2px); }

.contact-form { background: var(--white); border-radius: var(--radius); padding: 2.5rem; box-shadow: var(--shadow); }
.form-group { margin-bottom: 1.25rem; }
.form-label { display: block; font-size: .9rem; font-weight: 500; color: var(--navy); margin-bottom: .4rem; }
.form-control {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--silver-l);
  border-radius: var(--radius-sm);
  font-size: .95rem;
  font-family: var(--font);
  color: var(--text);
  transition: border-color .2s;
  background: var(--white);
}
.form-control:focus { outline: none; border-color: var(--primary); }
textarea.form-control { resize: vertical; min-height: 120px; }
.map-wrap { border-radius: var(--radius); overflow: hidden; margin-top: 2rem; }

/* ---------- Page Hero (inner pages) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--primary-d) 100%);
  padding: 60px 0;
  text-align: center;
  color: var(--white);
}
.page-hero h1 { color: var(--white); margin-bottom: .75rem; }
.page-hero p  { color: rgba(255,255,255,.75); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }
.breadcrumb {
  display: flex;
  justify-content: center;
  gap: .4rem;
  font-size: .85rem;
  color: rgba(255,255,255,.65);
  margin-top: 1rem;
}
.breadcrumb a { color: rgba(255,255,255,.65); }
.breadcrumb a:hover { color: #4DD0E1; }
.breadcrumb-sep { color: rgba(255,255,255,.4); }

/* ---------- WhatsApp Float ---------- */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--white);
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  z-index: 9999;
  transition: var(--transition);
  animation: pulse-wa 2.5s infinite;
}
.wa-float:hover { transform: scale(1.12); background: #1ebe5a; }
@keyframes pulse-wa {
  0%,100%  { box-shadow: 0 4px 20px rgba(37,211,102,.4); }
  50%      { box-shadow: 0 4px 36px rgba(37,211,102,.65); }
}
.wa-tooltip {
  position: absolute;
  right: 68px;
  background: var(--navy);
  color: var(--white);
  font-size: .8rem;
  padding: .4rem .9rem;
  border-radius: 50px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s;
}
.wa-float:hover .wa-tooltip { opacity: 1; }

/* ---------- Footer ---------- */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,.7);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand .navbar-brand { margin-bottom: 1rem; }
.footer-brand .navbar-brand-text { color: var(--white); }
.footer-brand p { font-size: .9rem; line-height: 1.7; }
.footer-social { display: flex; gap: .6rem; margin-top: 1.25rem; }
.footer h4 { color: var(--white); font-size: 1rem; font-family: var(--font); font-weight: 600; margin-bottom: 1.25rem; letter-spacing: .3px; }
.footer-links { display: flex; flex-direction: column; gap: .6rem; }
.footer-links a {
  font-size: .88rem;
  color: rgba(255,255,255,.65);
  transition: color .2s;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.footer-links a:hover { color: var(--primary); }
.footer-links a::before { content: '›'; color: var(--primary); }
.footer-contact-item { display: flex; gap: .6rem; align-items: flex-start; font-size: .88rem; margin-bottom: .8rem; }
.footer-contact-icon { color: var(--primary); flex-shrink: 0; }
.footer-bottom {
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: .82rem;
}
.footer-bottom a { color: var(--primary); }

/* ---------- Scroll to Top ---------- */
.scroll-top {
  position: fixed;
  bottom: 100px;
  right: 28px;
  width: 42px;
  height: 42px;
  background: var(--navy);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition);
  z-index: 999;
}
.scroll-top.show { opacity: 1; transform: translateY(0); }
.scroll-top:hover { background: var(--primary); }

/* ---------- Animations ---------- */
.fade-in { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ---------- FAQ Accordion ---------- */
.faq-container { max-width: 860px; margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; }
.faq-item {
  background: var(--white);
  border: 1px solid rgba(0,151,167,.15);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(13,31,60,.04);
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--primary); }
.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--navy);
  cursor: pointer;
  text-align: left;
  gap: 1rem;
}
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--primary-l);
  color: var(--primary-d);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .85rem;
  transition: transform .3s ease, background-color .3s;
  flex-shrink: 0;
}
.faq-item.active .faq-icon {
  transform: rotate(180deg);
  background: var(--primary);
  color: var(--white);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  padding: 0 1.5rem;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 1.5rem 1.25rem;
}
.faq-answer p {
  color: var(--text-muted);
  font-size: .95rem;
  line-height: 1.6;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border-top: 1px solid var(--silver-l);
    box-shadow: 0 8px 24px rgba(0,0,0,.1);
    display: none;
  }
  .nav-menu.open { display: flex; }
  .nav-link { padding: .75rem 1rem; }
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-visual { display: none; }
  .hero-cta { justify-content: center; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .topbar-left { display: none; }
  .trust-bar .container { justify-content: center; }
}
@media (max-width: 480px) {
  .section { padding: 56px 0; }
  .hero { padding: 72px 0 60px; }
  .hero-stats { grid-template-columns: repeat(3,1fr); }
}