/* CST - Celestial Sphere Trading | Modern Redesign 2025 */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ── Variables ── */
:root {
  --navy:    #0b1e3d;
  --navy2:   #132d5e;
  --teal:    #1a56db;
  --teal2:   #3b82f6;
  --teallt:  #eff6ff;
  --silver:  #94a3b8;
  --light:   #f5f8ff;
  --white:   #ffffff;
  --text:    #1e293b;
  --textlt:  #475569;
  --border:  rgba(26,86,219,.18);
  --glow:    0 0 40px rgba(26,86,219,.12);
  --card:    rgba(255,255,255,.95);
  --radius:  12px;
  --trans:   .25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--light);
  color: var(--text);
  font-size: 15px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Typography ── */
h1,h2,h3,h4 { font-family: 'DM Serif Display', serif; line-height: 1.2; color: var(--navy); }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
p { color: var(--textlt); }
a { color: var(--teal); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--navy); }
strong { color: var(--text); font-weight: 600; }

/* ── Layout ── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.section { padding: 72px 0; }
.section-sm { padding: 48px 0; }

/* ── Header / Nav ── */
header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,22,40,.97);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(13,148,136,.2);
}

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; height: 100px; max-width: 1160px; margin: 0 auto;
}

.logo {
  display: flex; align-items: center; text-decoration: none;
}

.logo img.site-logo {
  height: 88px;
  width: auto;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,.4));
  transition: opacity .2s ease;
}
.logo:hover img.site-logo { opacity: .88; }

/* Larger in footer */
.footer-brand img.site-logo {
  height: 80px;
  filter: drop-shadow(0 2px 10px rgba(0,0,0,.55));
}

nav ul { list-style: none; display: flex; gap: 4px; }
nav a {
  color: rgba(255,255,255,.75);
  font-size: .875rem; font-weight: 500;
  padding: 8px 14px; border-radius: 6px;
  transition: all var(--trans);
  letter-spacing: .01em;
}
nav a:hover, nav a.active {
  color: var(--teal2);
  background: rgba(13,148,136,.12);
}

.nav-cta {
  background: var(--teal) !important;
  color: white !important;
  padding: 8px 18px !important;
}
.nav-cta:hover { background: var(--teal2) !important; color: white !important; }

/* Hamburger */
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: white; margin: 5px 0; border-radius: 2px; transition: all .3s; }

/* ── Hero ── */
.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy2) 55%, #0a1e4a 100%);
  padding: 48px 24px 80px;
  position: relative; overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 70% 50%, rgba(26,86,219,.14) 0%, transparent 70%);
  pointer-events: none;
}

/* ── Hero brand banner (index) ─────────────────────────────── */
.hero-brand-banner {
  display: flex; align-items: center; justify-content: center;
  gap: 40px; flex-wrap: wrap;
  padding: 44px 24px 36px;
  max-width: 1160px; margin: 0 auto;
  border-bottom: 1px solid rgba(255,255,255,.1);
  margin-bottom: 56px;
}
.hero-brand-logo {
  height: 180px; width: auto; object-fit: contain;
  filter: drop-shadow(0 6px 32px rgba(59,130,246,.55));
  flex-shrink: 0;
}
.hero-brand-divider {
  width: 1px; height: 100px; background: rgba(255,255,255,.15);
  flex-shrink: 0;
}
.hero-brand-tagline {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: rgba(255,255,255,.82);
  font-style: italic; font-weight: 300;
  line-height: 1.6; max-width: 420px;
  border-left: 3px solid var(--teal2); padding-left: 20px;
  margin: 0;
}

/* Logo + tagline hero block (keep for backwards compat) */
.hero-logo-block {
  display: flex; flex-direction: column; align-items: flex-start;
  margin-bottom: 36px; gap: 14px;
}
.hero-logo-block img.hero-logo {
  height: 120px; width: auto; object-fit: contain;
  filter: drop-shadow(0 4px 20px rgba(59,130,246,.45));
}
.hero-tagline {
  font-size: 1.05rem; color: rgba(255,255,255,.72);
  font-style: italic; font-weight: 300;
  letter-spacing: .02em;
  border-left: 3px solid var(--teal2);
  padding-left: 14px;
  line-height: 1.5;
}

.hero-grid {
  max-width: 1160px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(26,86,219,.15); border: 1px solid var(--border);
  color: var(--teal2); font-size: .8rem; font-weight: 500; letter-spacing: .06em; text-transform: uppercase;
  padding: 6px 14px; border-radius: 100px; margin-bottom: 20px;
}

.hero-eyebrow::before { content: '●'; font-size: .5rem; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.3} }

.hero h1 { color: white; margin-bottom: 18px; }
.hero h1 span { color: var(--teal2); font-style: italic; }

.hero-desc { color: rgba(255,255,255,.65); font-size: 1rem; max-width: 480px; margin-bottom: 36px; }

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: var(--radius); font-weight: 600;
  font-size: .9rem; transition: all var(--trans); cursor: pointer;
  border: none; text-decoration: none;
}
.btn-primary { background: var(--teal); color: white; }
.btn-primary:hover { background: var(--teal2); color: white; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(13,148,136,.35); }
.btn-outline { background: transparent; color: white; border: 1.5px solid rgba(255,255,255,.3); }
.btn-outline:hover { border-color: var(--teal2); color: var(--teal2); transform: translateY(-1px); }

.hero-stats {
  display: flex; gap: 32px; margin-top: 44px;
  padding-top: 32px; border-top: 1px solid rgba(255,255,255,.1);
}
.stat-num { font-family: 'DM Serif Display', serif; font-size: 2rem; color: white; display: block; }
.stat-lbl { font-size: .8rem; color: rgba(255,255,255,.5); letter-spacing: .03em; }

/* Hero visual panel */
.hero-visual {
  display: flex; flex-direction: column; gap: 14px;
}

.hero-card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(13,148,136,.2);
  border-radius: var(--radius); padding: 20px 24px;
  backdrop-filter: blur(8px);
  transition: transform var(--trans);
}
.hero-card:hover { transform: translateX(6px); }
.hero-card-icon { font-size: 1.4rem; margin-bottom: 8px; }
.hero-card-title { color: white; font-weight: 600; font-size: .95rem; margin-bottom: 4px; }
.hero-card-desc { color: rgba(255,255,255,.5); font-size: .82rem; line-height: 1.5; }

/* ── Sections ── */
.section-label {
  display: inline-block;
  color: var(--teal); font-size: .78rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase;
  margin-bottom: 10px;
}

/* ── Feature Grid ── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.feature-card {
  background: var(--card);
  border: 1px solid rgba(0,0,0,.06);
  border-radius: var(--radius); padding: 32px 28px;
  transition: all var(--trans);
  box-shadow: 0 2px 12px rgba(0,0,0,.04);
}
.feature-card:hover {
  border-color: var(--border);
  box-shadow: var(--glow), 0 8px 32px rgba(0,0,0,.08);
  transform: translateY(-3px);
}
.feature-icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--teallt); display: flex; align-items: center;
  justify-content: center; font-size: 1.4rem; margin-bottom: 18px;
}
.feature-card h3 { margin-bottom: 10px; font-size: 1.05rem; }

/* ── Product Categories ── */
.products-intro { max-width: 560px; }
.categories-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-top: 36px; }
.category-pill {
  background: var(--card); border: 1px solid rgba(0,0,0,.07);
  border-radius: 8px; padding: 12px 16px;
  font-size: .875rem; color: var(--textlt); font-weight: 500;
  display: flex; align-items: center; gap: 8px;
  transition: all var(--trans);
}
.category-pill:hover { border-color: var(--teal); color: var(--teal); background: var(--teallt); }
.category-pill::before { content: '→'; font-size: .75rem; color: var(--silver); transition: color var(--trans); }
.category-pill:hover::before { color: var(--teal); }

/* ── Brands ── */
.brands-section { background: var(--navy); }
.brands-section h2, .brands-section .section-label { color: white; }
.brands-section p { color: rgba(255,255,255,.5); }
.brands-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px; margin-top: 40px;
}
.brand-card {
  background: rgba(255,255,255,.96); border: 1px solid rgba(255,255,255,.15);
  border-radius: 10px; padding: 16px 14px;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  transition: all var(--trans); text-align: center;
}
.brand-card:hover { background: white; border-color: rgba(59,130,246,.4); transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.2); }
.brand-card img { max-width: 110px; max-height: 44px; object-fit: contain; filter: none; }
.brand-card span { color: #64748b; font-size: .72rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; }

/* ── CTA Strip ── */
.cta-strip {
  background: linear-gradient(135deg, var(--teal) 0%, #0f766e 100%);
  padding: 60px 24px;
}
.cta-inner { max-width: 1160px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta-strip h2 { color: white; }
.cta-strip p { color: rgba(255,255,255,.75); }
.btn-white { background: white; color: var(--teal); font-weight: 700; }
.btn-white:hover { background: var(--teallt); color: var(--teal); }

/* ── About Page ── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: start; }
.about-pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 32px; }
.pillar {
  background: var(--card); border: 1px solid rgba(0,0,0,.06);
  border-radius: var(--radius); padding: 22px 20px;
  box-shadow: 0 2px 12px rgba(0,0,0,.04);
}
.pillar-icon { font-size: 1.6rem; margin-bottom: 10px; }
.pillar h4 { margin-bottom: 6px; font-size: .95rem; }
.pillar p { font-size: .85rem; }
.about-mission {
  background: var(--navy);
  border-radius: 16px; padding: 36px; color: white;
  margin-top: 36px;
}
.about-mission h3 { color: white; margin-bottom: 12px; }
.about-mission p { color: rgba(255,255,255,.6); }

/* ── Promotion Page ── */
.promo-grid { display: grid; grid-template-columns: 280px 1fr; gap: 40px; align-items: start; }
.promo-sidebar {
  background: var(--card); border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius); padding: 28px; position: sticky; top: 116px;
}
.promo-sidebar h3 { font-size: 1rem; margin-bottom: 16px; }
.promo-nav li { list-style: none; margin-bottom: 6px; }
.promo-nav a {
  display: block; padding: 9px 12px; border-radius: 7px;
  color: var(--textlt); font-size: .875rem; transition: all var(--trans);
}
.promo-nav a:hover { background: var(--teallt); color: var(--teal); }

.promo-item {
  background: var(--card); border: 1px solid rgba(0,0,0,.06);
  border-radius: 14px; overflow: hidden; margin-bottom: 28px;
  box-shadow: 0 2px 16px rgba(0,0,0,.05);
  transition: box-shadow var(--trans);
}
.promo-item:hover { box-shadow: 0 8px 40px rgba(0,0,0,.1); }
.promo-header {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 100%);
  padding: 20px 28px; display: flex; align-items: center; gap: 16px;
}
.promo-header img { max-height: 36px; filter: brightness(0) invert(1); }
.promo-header-title { color: white; font-size: 1rem; font-weight: 600; }
.promo-header-badge {
  margin-left: auto; background: var(--teal);
  color: white; font-size: .72rem; font-weight: 700; letter-spacing: .05em;
  text-transform: uppercase; padding: 4px 12px; border-radius: 100px;
}
.promo-body { padding: 28px; display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: start; }
.promo-thumb img { width: 140px; border-radius: 8px; box-shadow: 0 4px 16px rgba(0,0,0,.12); }
.promo-content h3 { font-size: 1.05rem; margin-bottom: 8px; }
.promo-content p { font-size: .875rem; }
.promo-bullets { list-style: none; margin: 14px 0; }
.promo-bullets li { font-size: .875rem; color: var(--textlt); padding: 4px 0; display: flex; align-items: flex-start; gap: 8px; }
.promo-bullets li::before { content: '◆'; color: var(--teal); font-size: .55rem; margin-top: 5px; flex-shrink: 0; }
.promo-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.btn-sm { padding: 9px 18px; font-size: .83rem; border-radius: 8px; }
.btn-teal { background: var(--teal); color: white; }
.btn-teal:hover { background: var(--teal2); color: white; }
.btn-ghost { background: transparent; border: 1.5px solid rgba(0,0,0,.12); color: var(--text); }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }

/* ── Contact Page ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; align-items: start; }
.contact-info h2 { margin-bottom: 12px; }
.contact-detail { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 20px; padding-bottom: 20px; border-bottom: 1px solid rgba(0,0,0,.06); }
.contact-detail:last-child { border-bottom: none; }
.detail-icon { width: 42px; height: 42px; background: var(--teallt); border-radius: 9px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.detail-label { font-size: .78rem; color: var(--silver); text-transform: uppercase; letter-spacing: .06em; font-weight: 600; margin-bottom: 2px; }
.detail-value { color: var(--text); font-weight: 500; }

.contact-form {
  background: var(--card); border: 1px solid rgba(0,0,0,.07);
  border-radius: 16px; padding: 40px;
  box-shadow: 0 4px 24px rgba(0,0,0,.06);
}
.contact-form h3 { margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: .83rem; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 11px 14px; border-radius: 8px;
  border: 1.5px solid rgba(0,0,0,.1); background: white;
  font-family: 'DM Sans', sans-serif; font-size: .9rem; color: var(--text);
  transition: border-color var(--trans);
  outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-color: var(--teal); box-shadow: 0 0 0 3px rgba(13,148,136,.1);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-submit { width: 100%; padding: 14px; margin-top: 4px; font-size: 1rem; border-radius: 10px; }

/* ── Products Page ── */
.products-layout { display: grid; grid-template-columns: 260px 1fr; gap: 40px; align-items: start; }
.products-sidebar {
  background: var(--card); border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius); padding: 28px; position: sticky; top: 116px;
}
.sidebar-section { margin-bottom: 28px; }
.sidebar-title { font-size: .78rem; color: var(--silver); text-transform: uppercase; letter-spacing: .08em; font-weight: 600; margin-bottom: 10px; }
.sidebar-link { display: block; padding: 7px 0; color: var(--textlt); font-size: .875rem; border-bottom: 1px solid rgba(0,0,0,.04); transition: color var(--trans); }
.sidebar-link:hover { color: var(--teal); }
.product-search { width: 100%; padding: 10px 14px; border-radius: 8px; border: 1.5px solid rgba(0,0,0,.1); font-size: .875rem; outline: none; font-family: 'DM Sans', sans-serif; }
.product-search:focus { border-color: var(--teal); }
.brands-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
.brand-thumb { background: white; border: 1px solid rgba(0,0,0,.07); border-radius: 8px; padding: 10px; display: flex; align-items: center; justify-content: center; transition: all var(--trans); }
.brand-thumb:hover { border-color: var(--teal); box-shadow: 0 4px 12px rgba(26,86,219,.12); }
.brand-thumb img { max-width: 100%; max-height: 32px; object-fit: contain; }
.brands-full-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 20px; }
.brand-full-card {
  background: var(--card); border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius); padding: 22px 20px;
  transition: all var(--trans);
  box-shadow: 0 2px 8px rgba(0,0,0,.04);
}
.brand-full-card:hover { border-color: var(--border); box-shadow: var(--glow); transform: translateY(-2px); }
.brand-full-card img { max-width: 100%; max-height: 44px; object-fit: contain; margin-bottom: 12px; display: block; }
.brand-full-card h4 { font-size: .9rem; margin-bottom: 6px; }
.brand-full-card p { font-size: .8rem; line-height: 1.5; }

/* ── Page Hero ── */
/* ── About page identity block ── */
/* ── About hero ─────────────────────────────────────────────── */
.about-hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy2) 55%, #0a1e4a 100%);
  padding: 80px 24px 72px; position: relative; overflow: hidden;
  text-align: center;
}
.about-hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 100% at 50% 0%, rgba(26,86,219,.22) 0%, transparent 65%);
  pointer-events: none;
}
.about-hero::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59,130,246,.4), transparent);
}
.about-hero-inner {
  max-width: 860px; margin: 0 auto; position: relative;
  display: flex; flex-direction: column; align-items: center; gap: 24px;
}
.about-hero-logo {
  height: 200px; width: auto; object-fit: contain;
  filter: drop-shadow(0 8px 40px rgba(59,130,246,.6));
}
.about-hero-tagline {
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  color: rgba(255,255,255,.9); font-style: italic; font-weight: 300;
  line-height: 1.6; max-width: 600px;
  border-bottom: 1px solid rgba(59,130,246,.35); padding-bottom: 24px;
  margin: 0;
}
.about-hero-subtitle {
  font-size: clamp(.9rem, 1.4vw, 1rem);
  color: rgba(255,255,255,.55); line-height: 1.7;
  max-width: 580px; margin: 0;
}
.about-hero-stats {
  display: flex; align-items: center; gap: 0;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
  border-radius: 14px; padding: 28px 40px; margin-top: 8px;
  flex-wrap: wrap; justify-content: center;
}
.about-hero-stat {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 0 36px;
}
.about-hero-stat-div {
  width: 1px; height: 44px; background: rgba(255,255,255,.15); flex-shrink: 0;
}
.about-stat-num {
  font-family: 'DM Serif Display', serif; font-size: 2.4rem;
  color: white; line-height: 1;
}
.about-stat-lbl {
  font-size: .75rem; color: rgba(255,255,255,.45);
  letter-spacing: .06em; text-transform: uppercase; white-space: nowrap;
}

/* Keep old about-identity refs for safety */
.about-identity { display: none; }
.about-identity-inner { display: none; }

.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 100%);
  padding: 56px 24px 48px;
}
.page-hero .container { display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 24px; }
.page-hero h1 { color: white; font-size: clamp(1.6rem,3.5vw,2.4rem); }
.page-hero p { color: rgba(255,255,255,.55); margin-top: 8px; font-size: .95rem; }
.breadcrumb { display: flex; gap: 8px; align-items: center; color: rgba(255,255,255,.4); font-size: .8rem; }
.breadcrumb a { color: var(--teal2); }
.breadcrumb span { color: rgba(255,255,255,.3); }

/* ── Footer ── */
footer {
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 60px 24px 32px;
}
.footer-grid { max-width: 1160px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.06); }
/* footer brand logo sizing handled in .footer-brand img.site-logo above */
.footer-desc { color: rgba(255,255,255,.4); font-size: .875rem; margin: 14px 0 20px; line-height: 1.7; }
.footer-contact-mini p { color: rgba(255,255,255,.5); font-size: .82rem; margin-bottom: 4px; }
.footer-contact-mini a { color: var(--teal2); font-size: .82rem; }
.footer-col h4 { color: white; font-family: 'DM Sans', sans-serif; font-size: .85rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 16px; }
.footer-link { display: block; color: rgba(255,255,255,.4); font-size: .875rem; margin-bottom: 9px; transition: color var(--trans); }
.footer-link:hover { color: var(--teal2); }
.footer-bottom { max-width: 1160px; margin: 28px auto 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.footer-copy { color: rgba(255,255,255,.3); font-size: .8rem; }
.footer-legal a { color: rgba(255,255,255,.35); font-size: .8rem; margin-left: 20px; transition: color var(--trans); }
.footer-legal a:hover { color: var(--teal2); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero-brand-banner { gap: 24px; padding: 36px 24px 28px; }
  .hero-brand-logo { height: 130px; }
  .hero-brand-divider { display: none; }
  .hero-brand-tagline { border-left: none; padding-left: 0; border-top: 3px solid var(--teal2); padding-top: 14px; text-align: center; max-width: 100%; }
  .features-grid { grid-template-columns: repeat(2,1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .about-hero-logo { height: 150px; }
  .about-hero-stats { padding: 22px 20px; }
  .about-hero-stat { padding: 0 20px; }
  .contact-grid { grid-template-columns: 1fr; }
  .promo-grid { grid-template-columns: 1fr; }
  .promo-sidebar { position: static; }
  .products-layout { grid-template-columns: 1fr; }
  .products-sidebar { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 640px) {
  .hero { padding: 40px 24px 48px; }
  .hero-brand-banner { flex-direction: column; gap: 20px; padding: 32px 20px 24px; margin-bottom: 36px; }
  .hero-brand-logo { height: 100px; }
  .hero-brand-tagline { text-align: center; font-size: .95rem; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: repeat(2,1fr); }
  .about-pillars { grid-template-columns: 1fr; }
  .about-hero { padding: 52px 20px 44px; }
  .about-hero-logo { height: 110px; }
  .about-hero-stats { flex-direction: column; gap: 20px; padding: 24px 20px; }
  .about-hero-stat-div { width: 60px; height: 1px; }
  .about-hero-stat { padding: 0; }
  nav { display: none; }
  nav.open { display: flex; flex-direction: column; position: absolute; top: 100px; left: 0; right: 0; background: var(--navy); padding: 12px 16px 20px; border-bottom: 1px solid rgba(255,255,255,.08); }
  nav.open ul { flex-direction: column; gap: 2px; }
  .nav-toggle { display: block; }
  .promo-body { grid-template-columns: 1fr; }
  .promo-thumb { display: none; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-form { padding: 24px; }
  .form-row { grid-template-columns: 1fr; }
  .brands-full-grid { grid-template-columns: repeat(2,1fr); }
}

/* ── Animations ── */
@keyframes fadeUp { from { opacity:0; transform: translateY(20px); } to { opacity:1; transform: none; } }
.fade-up { animation: fadeUp .6s ease forwards; }
.fade-up:nth-child(2) { animation-delay: .1s; }
.fade-up:nth-child(3) { animation-delay: .2s; }
.fade-up:nth-child(4) { animation-delay: .3s; }

/* ── Misc ── */
.divider { height: 1px; background: rgba(0,0,0,.07); margin: 48px 0; }
.tag { display: inline-block; background: var(--teallt); color: var(--teal); font-size: .75rem; font-weight: 600; padding: 4px 10px; border-radius: 6px; letter-spacing: .03em; }
.highlight { color: var(--teal); }

/* Search link */
.search-banner {
  background: linear-gradient(135deg, #0f766e 0%, var(--teal) 100%);
  padding: 20px 24px; text-align: center;
}
.search-banner p { color: rgba(255,255,255,.85); font-size: .95rem; }
.search-banner a { color: white; font-weight: 700; text-decoration: underline; }