/* ==========================================================================
   GUANGZHOU OUYI PAPER PRODUCTS CO., LTD. — v2 UI
   Modern premium B2B style: Deep Green / Warm Cream / Antique Gold
   Fonts: Manrope (Google Fonts) with system fallback
   ========================================================================== */

:root {
  --green-900: #14281f;
  --green-800: #1c3a2c;
  --green-700: #26503b;
  --green-600: #32694c;
  --cream: #f5f1e8;
  --paper: #fdfcf8;
  --gold: #c8a24b;
  --gold-soft: #e8d8b4;
  --brown: #9c6b3f;
  --ink: #211f1a;
  --muted: #6e6a60;
  --line: #e7e2d5;
  --white: #ffffff;
  --radius: 14px;
  --shadow-sm: 0 2px 10px rgba(28,58,44,.06);
  --shadow-md: 0 12px 32px rgba(28,58,44,.10);
  --font: 'Manrope', 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 30px;
  font-family: var(--font);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .3px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all .25s ease;
}
.btn-dark { background: var(--green-800); color: var(--white); }
.btn-dark:hover { background: var(--green-700); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-gold { background: var(--gold); color: var(--green-900); }
.btn-gold:hover { background: #d6b35c; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-light { background: var(--white); color: var(--green-800); }
.btn-light:hover { background: var(--gold-soft); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,.55); }
.btn-ghost:hover { background: rgba(255,255,255,.14); }
.btn-wa { background: #25d366; color: var(--white); }
.btn-wa:hover { background: #1db954; transform: translateY(-2px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(253,252,248,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; padding: 16px 0;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-img { height: 34px; width: auto; display: block; }
.framed-img {
  border: 1px solid var(--gold);
  border-radius: 16px;
  padding: 5px;
  background: #fff;
  box-shadow: 0 4px 20px rgba(28, 58, 44, 0.08);
}

/* ===== Privacy Policy Page Typography ===== */
.privacy-section { padding: 56px 0 72px; background: var(--cream); }
.privacy-content { max-width: 820px; margin: 0 auto; }
.policy-block { margin-bottom: 40px; }
.policy-block h2 {
  font-size: 23px; font-weight: 800; color: var(--green-800);
  margin-bottom: 16px; padding-bottom: 10px;
  border-bottom: 2px solid var(--gold);
  letter-spacing: -.2px;
}
.policy-block h3 {
  font-size: 16.5px; font-weight: 700; color: var(--green-700);
  margin: 22px 0 10px;
}
.policy-block p {
  font-size: 15px; line-height: 1.78; color: var(--ink);
  margin-bottom: 14px;
}
.policy-block ul {
  margin: 0 0 16px 0; padding-left: 22px;
}
.policy-block li {
  font-size: 15px; line-height: 1.75; color: var(--ink);
  margin-bottom: 10px;
}
.policy-block li strong { color: var(--green-800); font-weight: 700; }
.policy-block a { color: var(--green-700); text-decoration: underline; text-underline-offset: 2px; }
.policy-block a:hover { color: var(--gold); }
.contact-info-box {
  background: #fff; border-left: 4px solid var(--gold);
  border-radius: 0 12px 12px 0; padding: 20px 24px;
  margin: 18px 0; box-shadow: 0 2px 12px rgba(28,58,44,.06);
}
.contact-info-box p { margin-bottom: 8px; font-size: 15px; }
.contact-info-box p:last-child { margin-bottom: 0; }
.interactive-img {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 16px;
  text-decoration: none;
}
.interactive-img .framed-img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}
.interactive-img:hover .framed-img {
  transform: scale(1.05);
  box-shadow: 0 12px 36px rgba(28, 58, 44, 0.18);
}
.img-overlay {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 20px 24px;
  background: linear-gradient(to top, rgba(28, 58, 44, 0.88), rgba(28, 58, 44, 0));
  display: flex;
  align-items: center;
  justify-content: space-between;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s ease;
  border-radius: 0 0 16px 16px;
}
.interactive-img:hover .img-overlay {
  opacity: 1;
  transform: translateY(0);
}
.overlay-text {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
}
.overlay-arrow {
  color: var(--gold);
  font-size: 22px;
  font-weight: 700;
  transition: transform 0.3s ease;
}
.interactive-img:hover .overlay-arrow {
  transform: translateX(6px);
}
.logo-badge {
  width: 46px; height: 46px; border-radius: 12px;
  background: linear-gradient(135deg, var(--green-700), var(--green-900));
  color: var(--gold-soft); font-weight: 800; font-size: 15px;
  display: flex; align-items: center; justify-content: center;
  letter-spacing: .5px;
}
.logo-text .name { font-size: 20px; font-weight: 800; color: var(--green-800); letter-spacing: .3px; }
.logo-text .sub { font-size: 11px; color: var(--brown); font-weight: 600; letter-spacing: .6px; text-transform: uppercase; }

.nav ul { display: flex; align-items: center; gap: 30px; }
.nav a {
  font-size: 14.5px; font-weight: 600; color: var(--ink);
  padding: 6px 2px; position: relative;
}
.nav a::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 0; height: 2px; background: var(--gold); transition: width .25s ease;
}
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav a.active { color: var(--green-800); }
.nav-cta { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; background: var(--white); border: 1px solid var(--beige-300); border-radius: 8px; font-size: 34px; padding: 8px 14px; cursor: pointer; color: var(--green-800); margin-left: 10px; line-height: 1; box-shadow: 0 2px 4px rgba(0,0,0,0.05); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(120deg, var(--green-900) 0%, var(--green-700) 62%, var(--green-600) 100%);
  color: var(--white);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(900px 480px at 85% 20%, rgba(200,162,75,.22), transparent 60%),
    radial-gradient(700px 500px at 8% 90%, rgba(255,255,255,.06), transparent 55%);
}
.hero-inner {
  position: relative;
  display: flex; align-items: center; gap: 56px;
  padding: 96px 24px 88px;
}
.hero-copy { flex: 1 1 540px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--gold-soft);
  background: rgba(200,162,75,.14);
  border: 1px solid rgba(200,162,75,.35);
  padding: 7px 16px; border-radius: 999px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(34px, 4.6vw, 56px); line-height: 1.12; font-weight: 800; letter-spacing: -.5px; margin-bottom: 20px; }
.hero h1 em { font-style: normal; color: var(--gold-soft); }
.hero .lead { font-size: 17.5px; color: rgba(255,255,255,.88); max-width: 560px; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 26px; flex-wrap: wrap; margin-top: 40px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.18); }
.hero-trust span { display: inline-flex; align-items: center; gap: 8px; font-size: 13.5px; font-weight: 600; color: rgba(255,255,255,.9); }
.hero-trust svg { width: 18px; height: 18px; color: var(--gold-soft); }
.hero-media { flex: 1 1 400px; position: relative; }
.hero-media .img-frame {
  border-radius: 22px; overflow: hidden;
  border: 1px solid rgba(255,255,255,.18);
  box-shadow: 0 30px 70px rgba(0,0,0,.35);
}
.hero-media .img-frame img { width: 100%; height: 100%; object-fit: cover; }
.hero-chip {
  position: absolute; left: -18px; bottom: 26px;
  background: var(--white); color: var(--green-800);
  border-radius: 14px; padding: 14px 18px;
  box-shadow: var(--shadow-md);
  display: flex; align-items: center; gap: 12px;
}
.hero-chip .dot { width: 38px; height: 38px; border-radius: 10px; background: var(--green-700); color: var(--gold-soft); display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 15px; }
.hero-chip .t { font-size: 12px; color: var(--muted); }
.hero-chip .v { font-size: 14.5px; font-weight: 800; color: var(--green-800); }

/* ---------- Stats ---------- */
.stats { background: var(--white); border-bottom: 1px solid var(--line); }
.stats-grid { display: flex; gap: 24px; flex-wrap: wrap; justify-content: space-between; padding: 40px 0; }
.stat { flex: 1 1 170px; text-align: center; }
.stat .num { font-size: 38px; font-weight: 800; color: var(--green-800); letter-spacing: -1px; line-height: 1; }
.stat .num small { font-size: 20px; color: var(--gold); }
.stat .label { font-size: 12.5px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 1.2px; margin-top: 10px; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--cream); }
.section-head { max-width: 680px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-eyebrow {
  display: inline-block;
  font-size: 12.5px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase;
  color: var(--brown); margin-bottom: 12px;
}
.section-head h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; color: var(--green-800); letter-spacing: -.4px; line-height: 1.18; margin-bottom: 14px; }
.section-head p { color: var(--muted); font-size: 16.5px; }

/* ---------- Category Cards ---------- */
.cat-grid { display: flex; gap: 22px; flex-wrap: wrap; }
.cat-card {
  flex: 1 1 250px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  position: relative;
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.cat-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--gold), var(--green-600));
  opacity: 0; transition: opacity .25s ease;
}
.cat-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.cat-card:hover::before { opacity: 1; }
.cat-card .ico {
  width: 54px; height: 54px; border-radius: 14px;
  background: var(--cream); color: var(--green-700);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.cat-card .ico svg { width: 26px; height: 26px; }
.cat-card h3 { font-size: 18px; font-weight: 800; color: var(--green-800); margin-bottom: 10px; }
.cat-card p { font-size: 14px; color: var(--muted); margin-bottom: 16px; }
.cat-card .tag { font-size: 12.5px; font-weight: 700; color: var(--brown); letter-spacing: .3px; }

/* ---------- Product Cards ---------- */
.prod-grid { display: flex; gap: 24px; flex-wrap: wrap; }
.prod-card {
  flex: 1 1 320px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.prod-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.prod-card .thumb { aspect-ratio: 1/1; overflow: hidden; position: relative; background: #f3f1ea; }
.prod-card .thumb img { width: 100%; height: 100%; object-fit: contain; transition: transform .5s ease; }
.prod-card:hover .thumb img { transform: scale(1.05); }
.prod-card .thumb .badge {
  position: absolute; top: 16px; left: 16px;
  z-index: 3;
  background: rgba(20,40,31,.82); color: var(--gold-soft);
  font-size: 11.5px; font-weight: 700; letter-spacing: .6px; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px;
}
.prod-card .body { padding: 24px; }
.prod-card .body h3 { font-size: 18px; font-weight: 800; color: var(--green-800); margin-bottom: 8px; }
.prod-card .body p { font-size: 14px; color: var(--muted); margin-bottom: 16px; }
.prod-card .meta { display: flex; gap: 18px; font-size: 12.5px; color: var(--brown); font-weight: 700; }
.prod-card .meta span { display: inline-flex; align-items: center; gap: 5px; }
.prod-card .meta svg { width: 14px; height: 14px; }

/* ---------- Feature / Why Us ---------- */
.feat-grid { display: flex; gap: 22px; flex-wrap: wrap; }
.feat {
  flex: 1 1 300px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.feat:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.feat .ico {
  width: 56px; height: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--green-700), var(--green-900));
  color: var(--gold-soft);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.feat .ico svg { width: 28px; height: 28px; }
.feat h3 { font-size: 17.5px; font-weight: 800; color: var(--green-800); margin-bottom: 10px; }
.feat p { font-size: 14px; color: var(--muted); }

/* ---------- Process ---------- */
.steps { display: flex; gap: 20px; flex-wrap: wrap; }
.step {
  flex: 1 1 190px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  transition: transform .25s ease, box-shadow .25s ease;
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.step .num {
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--cream); color: var(--brown);
  font-size: 17px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.step h4 { font-size: 16.5px; font-weight: 800; color: var(--green-800); margin-bottom: 8px; }
.step p { font-size: 13.5px; color: var(--muted); }

/* ---------- Factory Gallery ---------- */
.factory-grid { display: flex; gap: 22px; flex-wrap: wrap; }
.factory-item {
  flex: 1 1 320px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin: 0;
  transition: transform .25s ease, box-shadow .25s ease;
}
.factory-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.factory-item img { display: block; width: 100%; height: 240px; object-fit: cover; }
.factory-item figcaption { padding: 14px 18px; font-size: 14.5px; font-weight: 700; color: var(--green-800); }

/* ---------- Color Swatches ---------- */
.color-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 14px; }
.color-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.color-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.color-item img { display: block; width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.color-item span { display: block; padding: 10px 6px; font-size: 12.5px; font-weight: 700; color: var(--green-800); text-align: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
@media (max-width: 1000px) { .color-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 520px) { .color-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---------- CTA Band ---------- */
.cta-band {
  position: relative;
  background: linear-gradient(120deg, var(--green-900), var(--green-700));
  color: var(--white);
  padding: 84px 0;
  text-align: center;
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(800px 400px at 50% 0%, rgba(200,162,75,.18), transparent 60%);
}
.cta-band .container { position: relative; }
.cta-band h2 { font-size: clamp(26px, 3.2vw, 38px); font-weight: 800; margin-bottom: 14px; }
.cta-band p { max-width: 620px; margin: 0 auto 30px; color: rgba(255,255,255,.88); font-size: 16px; }

/* ---------- Page Banner ---------- */
.page-banner { background: linear-gradient(120deg, var(--green-900), var(--green-700)); color: var(--white); padding: 64px 0 56px; position: relative; overflow: hidden; }
.page-banner::before { content: ""; position: absolute; inset: 0; background: radial-gradient(700px 300px at 85% 10%, rgba(200,162,75,.2), transparent 60%); }
.page-banner .container { position: relative; }
.btn-back { display: inline-flex; align-items: center; gap: 6px; font-size: 14.5px; font-weight: 700; color: var(--white); background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.4); padding: 8px 18px; border-radius: 6px; text-decoration: none; margin-bottom: 24px; transition: all 0.2s ease; }
.btn-back:hover { background: var(--white); color: var(--green-900); }
.breadcrumb { font-size: 12.5px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: var(--gold-soft); margin-bottom: 14px; }
.page-banner h1, .page-banner h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; letter-spacing: -.4px; }
.page-banner p { color: rgba(255,255,255,.86); margin-top: 12px; max-width: 700px; font-size: 16.5px; }

/* ---------- Tables ---------- */
.spec-table { width: 100%; border-collapse: separate; border-spacing: 0; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font-size: 14.5px; }
.spec-table th, .spec-table td { padding: 13px 18px; text-align: left; border-bottom: 1px solid var(--line); }
.spec-table th { background: var(--green-800); color: var(--white); font-weight: 700; }
.spec-table tr:last-child td { border-bottom: none; }
.spec-table td:first-child { font-weight: 700; color: var(--green-800); white-space: nowrap; }
.spec-table tr:nth-child(even) td { background: var(--cream); }

/* ---------- Product Detail ---------- */
.detail-grid { display: flex; gap: 48px; flex-wrap: nowrap; align-items: flex-start; }
.detail-gallery { flex: 0 0 528px; max-width: 528px; min-width: 0; }
.detail-gallery .main-img { flex: 0 0 auto; width: 440px; max-width: 100%; aspect-ratio: 1/1; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-sm); background: #fff; }
.detail-gallery .main-img img { width: 100%; height: 100%; object-fit: contain; display: block; }
.gallery-thumbs { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; max-width: 440px; }
.gallery-thumbs .g-thumb { flex: 1 1 78px; max-width: 98px; aspect-ratio: 1/1; border: none; border-radius: 12px; overflow: hidden; cursor: pointer; background: #f3f1ea; transition: background .2s ease, transform .2s ease; padding: 0; }
.gallery-thumbs .g-thumb img { width: 100%; height: 100%; object-fit: contain; display: block; }
.gallery-thumbs .g-thumb:hover { background: #ece9df; transform: translateY(-2px); }
.gallery-thumbs .g-thumb.active { box-shadow: 0 0 0 2px var(--gold); }
.detail-info { flex: 1 1 420px; min-width: 0; }
.detail-info h1 { font-size: clamp(24px, 2.6vw, 32px); font-weight: 800; color: var(--green-800); letter-spacing: -.3px; margin-bottom: 8px; }
.detail-info .sku { font-size: 12.5px; color: var(--brown); font-weight: 700; letter-spacing: .5px; margin-bottom: 16px; }
.detail-info .desc { color: var(--muted); margin-bottom: 20px; font-size: 15.5px; }
.detail-points li { padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; display: flex; gap: 10px; }
.detail-points li::before { content: "\2713"; color: var(--gold); font-weight: 800; }
.detail-cta { margin-top: 26px; display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 920px; margin: 0 auto; }
.faq-item { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 26px; margin-bottom: 14px; box-shadow: var(--shadow-sm); }
.faq-item h3 { font-size: 16px; font-weight: 800; color: var(--green-800); margin-bottom: 8px; }
.faq-item p { font-size: 14.5px; color: var(--muted); }

/* ---------- Forms ---------- */
.form-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; box-shadow: var(--shadow-sm); }
.form-grid { display: flex; gap: 18px; flex-wrap: wrap; }
.form-group { flex: 1 1 250px; margin-bottom: 16px; }
.form-group.full { flex: 1 1 100%; }
.form-group label { display: block; font-size: 13.5px; font-weight: 700; color: var(--green-800); margin-bottom: 7px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 13px 15px;
  font-size: 14.5px; font-family: var(--font);
  border: 1.5px solid var(--line); border-radius: 10px;
  background: var(--paper); color: var(--ink);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(200,162,75,.18); background: var(--white);
}
.form-group textarea { min-height: 110px; resize: vertical; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 12px; }

/* ---------- Contact Blocks ---------- */
.contact-grid { display: flex; gap: 22px; flex-wrap: wrap; }
.contact-block {
  flex: 1 1 270px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .25s ease, box-shadow .25s ease;
}
.contact-block:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.contact-block .ico { width: 52px; height: 52px; border-radius: 14px; background: var(--cream); color: var(--green-700); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.contact-block .ico svg { width: 24px; height: 24px; }
.contact-block h3 { font-size: 17px; font-weight: 800; color: var(--green-800); margin-bottom: 8px; }
.contact-block p { font-size: 14px; color: var(--muted); }
.contact-block a.link { color: var(--brown); font-weight: 700; font-size: 15px; }

/* ---------- Certifications ---------- */
.cert-list { display: flex; gap: 18px; flex-wrap: wrap; }
.cert {
  flex: 1 1 180px;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 20px; text-align: center;
  transition: transform .25s ease, box-shadow .25s ease;
}
.cert:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.cert .badge { font-size: 26px; font-weight: 800; color: var(--green-700); letter-spacing: 1px; }
.cert .lbl { font-size: 13px; font-weight: 700; color: var(--muted); margin-top: 10px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--green-900); color: rgba(255,255,255,.78); padding: 64px 0 0; font-size: 14.5px; }
.footer-grid { display: flex; gap: 40px; flex-wrap: wrap; padding-bottom: 44px; }
.footer-col { flex: 1 1 220px; }
.footer-col h4 { color: var(--white); font-size: 14.5px; font-weight: 800; margin-bottom: 18px; text-transform: uppercase; letter-spacing: 1px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { color: rgba(255,255,255,.72); transition: color .2s ease; }
.footer-col a:hover { color: var(--gold-soft); }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 12px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; color: var(--gold); flex-shrink: 0; margin-top: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 20px 0; font-size: 13px; color: rgba(255,255,255,.5); }
.footer-bottom .container { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ---------- Floating WhatsApp ---------- */
.wa-float {
  position: fixed; right: 26px; bottom: 26px; z-index: 200;
  background: #25d366; color: var(--white);
  width: 60px; height: 60px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 30px rgba(37,211,102,.4);
  transition: transform .25s ease;
}
.wa-float:hover { transform: scale(1.08); color: var(--white); }
.wa-float svg { width: 30px; height: 30px; }

/* Floating Email Button */
.email-float {
  position: fixed; right: 26px; bottom: 96px; z-index: 200;
  background: #25d366; color: var(--white);
  width: 60px; height: 60px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 30px rgba(37,211,102,.4);
  transition: transform .25s ease;
  text-decoration: none;
}
.email-float:hover { transform: scale(1.08); color: var(--white); }
.email-float svg { width: 28px; height: 28px; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-2 { margin-top: 16px; } .mt-3 { margin-top: 28px; } .mt-4 { margin-top: 44px; }
.mb-2 { margin-bottom: 16px; } .mb-3 { margin-bottom: 28px; }
.section-split { display: flex; gap: 48px; flex-wrap: wrap; align-items: center; }
.section-split .copy { flex: 1 1 480px; }
.section-split .media { flex: 1 1 420px; }
.section-split .media img { border-radius: var(--radius); box-shadow: var(--shadow-md); }
.media-tall { aspect-ratio: 1 / 1; min-height: auto; display: flex; }
.split-wide-img .media { flex: 1.25 1 540px; }
.split-wide-img .copy { flex: 1 1 420px; }
.media-tall img { height: 100%; width: 100%; object-fit: cover; }

/* ---------- Responsive ---------- */
@media (max-width: 920px) {
  .nav { display: none; }
  .nav.open { display: block; position: absolute; top: 100%; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--line); box-shadow: var(--shadow-md); }
  .nav.open ul { flex-direction: column; align-items: flex-start; padding: 20px 24px; gap: 16px; }
  .nav-toggle { display: block; }
  .hero-inner { flex-direction: column; padding: 64px 24px 56px; gap: 40px; }
  .hero h1 { font-size: 34px; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 28px; }
  .page-banner { padding: 48px 0 40px; }
  .stats-grid { gap: 16px; }
  .stat { flex-basis: 130px; }
  .stat .num { font-size: 30px; }
  .detail-grid { flex-direction: column; gap: 28px; flex-wrap: wrap; }
  .detail-gallery { flex: 1 1 auto; max-width: 100%; width: 100%; }
  .detail-gallery .main-img { width: 100%; max-width: 440px; margin: 0 auto; }
  .gallery-thumbs { max-width: 440px; margin-left: auto; margin-right: auto; }
  .detail-info { flex: 1 1 auto; width: 100%; }
  .detail-cta { justify-content: center; }
  .header-inner { gap: 12px; padding: 12px 0; }
  .logo { gap: 10px; }
  .logo-badge { width: 38px; height: 38px; font-size: 13px; border-radius: 10px; }
  .logo-text .name { font-size: 17px; }
  .logo-text .sub { display: none; }
  .logo-img { height: 27px; }
  .spec-table { display: block; border: none; background: transparent; border-radius: 0; overflow: visible; }
  .spec-table tbody { display: block; }
  .spec-table tr:first-child { display: none; }
  .spec-table tr {
    display: block;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 12px;
    margin-bottom: 10px;
    padding: 12px 16px;
  }
  .spec-table tr:last-child { margin-bottom: 0; }
  .spec-table td {
    display: block;
    padding: 0;
    border-bottom: none;
    text-align: left;
  }
  .spec-table td:first-child {
    font-size: 11.5px;
    font-weight: 700;
    color: var(--muted);
    white-space: normal;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 4px;
  }
  .spec-table td:last-child {
    font-size: 14.5px;
    font-weight: 500;
    color: var(--ink);
    line-height: 1.55;
  }
  .spec-table tr:nth-child(even) td { background: transparent; }
}

/* ---------- Trusted Brands ---------- */
.trust-band {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding: 30px 0;
  text-align: center;
}
.trust-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 24px;
}
.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--green-900);
  opacity: 0.7;
  transition: opacity 0.3s;
}
.trust-item:hover { opacity: 1; }
.trust-item svg { width: 24px; height: 24px; }
.trust-item span { font-weight: 700; font-size: 15px; }

/* ---------- Factory Tour Grid ---------- */
.factory-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.factory-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(28, 58, 44, 0.05);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.factory-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(28, 58, 44, 0.1);
}
.factory-card img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--line);
}
.factory-card .title {
  padding: 18px 20px;
  font-weight: 700;
  color: var(--green-900);
  font-size: 16px;
}
.factory-card.full-width {
  grid-column: span 3;
}
.factory-card.full-width img {
  aspect-ratio: 21/9;
}

@media (max-width: 900px) {
  .factory-grid { grid-template-columns: repeat(2, 1fr); }
  .factory-card.full-width { grid-column: span 2; }
}
@media (max-width: 600px) {
  .factory-grid { grid-template-columns: 1fr; }
  .factory-card.full-width { grid-column: span 1; }
  .factory-card img, .factory-card.full-width img { aspect-ratio: 16/10; }
  .trust-logos { gap: 20px; }
  .trust-item { flex-basis: 40%; justify-content: center; }
}/* Product gallery grid (detail pages) */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 38px; }
.gallery-grid figure { margin: 0; border-radius: 14px; overflow: hidden; background: #f3f1ea; }
.gallery-grid img { width: 100%; aspect-ratio: 1/1; object-fit: contain; display: block; }
@media (max-width: 760px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; } 
  /* Mobile: smaller WhatsApp buttons */
  .nav-cta .btn-wa { padding: 4px 8px; font-size: 12px; white-space: nowrap; }
  .wa-float { width: 53px; height: 53px; right: 14px; bottom: 14px; }
  .wa-float svg { width: 26px; height: 26px; }
  .email-float { width: 53px; height: 53px; right: 14px; bottom: 78px; }
  .email-float svg { width: 24px; height: 24px; }
}

/* ---------- Timeline ---------- */
.timeline {
  display: grid;
  gap: 30px;
  max-width: 1200px;
  margin: 40px auto 0;
}
.timeline-item {
  position: relative;
  background: #fff;
  padding: 30px 24px 24px;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--green-800);
  transition: transform 0.3s;
}
.timeline-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}
.timeline-item .year {
  display: inline-block;
  background: var(--green-900);
  color: var(--gold);
  padding: 6px 16px;
  border-radius: 20px;
  font-weight: 800;
  font-size: 14px;
  position: absolute;
  top: -16px;
  left: 24px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}
.timeline-item .content h4 {
  font-size: 17px;
  font-weight: 800;
  color: var(--green-900);
  margin-bottom: 8px;
  margin-top: 8px;
}
.timeline-item .content p {
  color: var(--muted);
  font-size: 14px;
  margin: 0;
  line-height: 1.6;
}
@media (min-width: 768px) {
  .timeline {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .timeline {
    grid-template-columns: repeat(4, 1fr);
  }
}