/* XiangChi Golf Footwear — B2B site styles */
:root {
  --green-900: #0b2a20;
  --green-800: #113a2c;
  --green-700: #17503c;
  --green-500: #2f7d5b;
  --green-100: #e6efe9;
  --sand-50: #faf8f3;
  --sand-100: #f3efe5;
  --sand-200: #e7e0cf;
  --gold: #c7a45a;
  --gold-dark: #a8873f;
  --ink: #16201b;
  --muted: #5d6a63;
  --line: #e2e6e3;
  --white: #ffffff;
  --wa: #25d366;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 10px 30px rgba(11, 42, 32, .08);
  --shadow-lg: 0 24px 60px rgba(11, 42, 32, .16);
  --max: 1240px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--sans); color: var(--ink); background: var(--white); line-height: 1.6; font-size: 16px; }
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.section { padding: 88px 0; }
.section--sand { background: var(--sand-50); }
.section--green { background: var(--green-900); color: var(--sand-100); }
.section--green h2, .section--green h3 { color: var(--white); }
.eyebrow { display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--gold-dark); margin-bottom: 14px; }
.section--green .eyebrow { color: var(--gold); }
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.lead { font-size: 1.12rem; color: var(--muted); }
.section--green .lead { color: #c9d6cf; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 26px; border-radius: 999px; font-weight: 600; font-size: .95rem; border: 2px solid transparent; cursor: pointer; transition: all .2s ease; white-space: nowrap; }
.btn--primary { background: var(--green-800); color: var(--white); }
.btn--primary:hover { background: var(--green-700); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn--gold { background: var(--gold); color: var(--green-900); }
.btn--gold:hover { background: #d6b46a; transform: translateY(-1px); }
.btn--ghost { border-color: currentColor; background: transparent; }
.btn--ghost:hover { background: rgba(255,255,255,.1); }
.btn--outline { border-color: var(--green-800); color: var(--green-800); background: transparent; }
.btn--outline:hover { background: var(--green-800); color: var(--white); }
.btn--wa { background: var(--wa); color: #fff; }
.btn--wa:hover { filter: brightness(.95); }
.btn--sm { padding: 9px 16px; font-size: .85rem; }
.btn--block { width: 100%; }
.btn svg { width: 18px; height: 18px; flex: none; }

/* Top bar & header */
.topbar { background: var(--green-900); color: #cfdcd5; font-size: .82rem; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 38px; }
.topbar a:hover { color: var(--gold); }
.topbar__links { display: flex; gap: 22px; flex-wrap: wrap; }
.topbar__links span { display: inline-flex; gap: 6px; align-items: center; }
.header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); backdrop-filter: saturate(160%) blur(10px); border-bottom: 1px solid var(--line); }
.header .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 76px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 52px; width: auto; }
.brand__text { display: flex; flex-direction: column; line-height: 1.1; border-left: 1px solid var(--line); padding-left: 12px; }
.brand__text strong { font-family: var(--serif); font-size: 1.05rem; color: var(--green-800); }
.brand__text small { font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { padding: 10px 14px; border-radius: 999px; font-weight: 500; font-size: .94rem; color: var(--ink); }
.nav a:hover, .nav a.active { color: var(--green-700); background: var(--green-100); }
.header__actions { display: flex; align-items: center; gap: 10px; }
.inq-btn { position: relative; display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 999px; border: 1px solid var(--line); font-weight: 600; font-size: .88rem; }
.inq-btn:hover { border-color: var(--green-700); }
.inq-btn svg { width: 18px; height: 18px; }
.inq-count { min-width: 20px; height: 20px; padding: 0 6px; border-radius: 999px; background: var(--gold); color: var(--green-900); font-size: .72rem; display: inline-flex; align-items: center; justify-content: center; }
.menu-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-toggle svg { width: 28px; height: 28px; }

/* Hero */
.hero { position: relative; color: var(--white); overflow: hidden; background: radial-gradient(120% 90% at 85% 10%, #1d5a44 0%, var(--green-900) 60%); }
.hero::before { content: ""; position: absolute; left: -160px; bottom: -220px; width: 520px; height: 520px; border-radius: 50%; border: 1px solid rgba(199,164,90,.18); box-shadow: 0 0 0 70px rgba(199,164,90,.03); }
.hero .container { position: relative; z-index: 1; padding-top: 84px; padding-bottom: 92px; }
.hero__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero__content { max-width: 620px; }
.hero__collage { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; transform: rotate(-2deg); }
.hero__collage img { width: 100%; height: auto; aspect-ratio: 1/1; object-fit: cover; border-radius: 16px; box-shadow: 0 20px 50px rgba(0,0,0,.35); }
.hero__collage img:nth-child(2) { transform: translateY(28px); }
.hero__collage img:nth-child(4) { transform: translateY(28px); }
.hero h1 { color: var(--white); }
.hero h1 em { font-style: italic; color: var(--gold); }
.hero p { font-size: 1.15rem; color: #d9e4de; max-width: 560px; }
.hero__ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }
.hero__badges { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 36px; font-size: .9rem; color: #cfe0d6; }
.hero__badges span { display: inline-flex; align-items: center; gap: 8px; }
.hero__badges svg { width: 18px; height: 18px; color: var(--gold); }

/* Stats */
.stats { background: var(--white); border-bottom: 1px solid var(--line); }
.stats .container { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 34px 20px; text-align: center; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; font-family: var(--serif); font-size: 2.4rem; color: var(--green-800); line-height: 1; margin-bottom: 8px; }
.stat span { color: var(--muted); font-size: .92rem; }

/* Category cards */
.cat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.cat-card { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--sand-100); aspect-ratio: 3/4; display: flex; flex-direction: column; justify-content: flex-end; transition: transform .25s ease, box-shadow .25s ease; }
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.cat-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.cat-card:hover img { transform: scale(1.05); }
.cat-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 45%, rgba(8,32,24,.85) 100%); }
.cat-card__body { position: relative; z-index: 1; padding: 20px; color: var(--white); }
.cat-card__body h3 { color: var(--white); font-size: 1.15rem; margin-bottom: 4px; }
.cat-card__body span { font-size: .84rem; color: #d6e2db; }

/* Product cards */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.prod-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .25s ease, transform .25s ease; }
.prod-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.prod-card__img { position: relative; aspect-ratio: 1/1; background: #f6f6f4; overflow: hidden; }
.prod-card__img img { width: 100%; height: 100%; object-fit: contain; transition: opacity .35s ease, transform .5s ease; }
.prod-card__img img.alt { position: absolute; inset: 0; opacity: 0; object-fit: cover; }
.prod-card:hover .prod-card__img img.alt { opacity: 1; }
.prod-card__tag { position: absolute; top: 12px; left: 12px; z-index: 1; background: var(--green-800); color: var(--white); font-size: .7rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px; }
.prod-card__tag.gold { background: var(--gold); color: var(--green-900); }
.prod-card__body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.prod-card__cat { font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.prod-card__title { font-family: var(--serif); font-size: 1.12rem; font-weight: 600; line-height: 1.25; }
.prod-card__meta { display: flex; flex-direction: column; gap: 2px; font-size: .84rem; color: var(--muted); margin-top: auto; padding-top: 8px; }
.prod-card__price { color: var(--green-800); font-weight: 700; font-size: 1rem; }
.prod-card__price small { font-weight: 500; color: var(--muted); font-size: .72rem; }
.prod-card__actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 0 18px 18px; }
.add-inq.added { background: var(--green-100); color: var(--green-800); border-color: var(--green-100); }

/* Split / feature rows */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split__media { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.split__media img, .split__media video { width: 100%; height: 100%; object-fit: cover; }
.checklist { list-style: none; padding: 0; margin: 24px 0; display: grid; gap: 14px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; }
.checklist svg { flex: none; width: 22px; height: 22px; color: var(--green-500); margin-top: 2px; }
.section--green .checklist svg { color: var(--gold); }

/* Feature cards */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.feat { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.section--green .feat { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.1); }
.feat__icon { width: 52px; height: 52px; border-radius: 12px; background: var(--green-100); color: var(--green-700); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; }
.section--green .feat__icon { background: rgba(199,164,90,.15); color: var(--gold); }
.feat__icon svg { width: 26px; height: 26px; }
.feat h3 { font-size: 1.15rem; }
.feat p { color: var(--muted); margin: 0; font-size: .95rem; }
.section--green .feat p { color: #b9c9c0; }

/* Process steps */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; counter-reset: step; }
.step { position: relative; padding: 26px 22px; background: var(--white); border-radius: var(--radius); border: 1px solid var(--line); }
.step::before { counter-increment: step; content: "0" counter(step); display: block; font-family: var(--serif); font-size: 2rem; color: var(--gold); margin-bottom: 10px; }
.step h3 { font-size: 1.05rem; margin-bottom: 6px; }
.step p { font-size: .9rem; color: var(--muted); margin: 0; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 220px; grid-auto-flow: dense; gap: 14px; }
.gallery figure { margin: 0; position: relative; border-radius: var(--radius-sm); overflow: hidden; cursor: zoom-in; }
.gallery figure.wide { grid-column: span 2; }
.gallery figure.tall { grid-row: span 2; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.gallery figure:hover img { transform: scale(1.05); }
.gallery figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 14px 12px; font-size: .84rem; font-weight: 500; color: var(--white); background: linear-gradient(transparent, rgba(0,0,0,.7)); }

/* Factory video */
.fvideo { position: relative; max-width: 1040px; margin: 0 auto; border-radius: 18px; overflow: hidden; background: #000; box-shadow: 0 30px 70px rgba(0,0,0,.35); aspect-ratio: 16/9; }
.fvideo video { width: 100%; height: 100%; object-fit: cover; }
.fvideo__sound { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: inline-flex; white-space: nowrap; align-items: center; gap: 12px; padding: 12px 22px 12px 12px; border: 0; border-radius: 999px; background: rgba(255,255,255,.92); color: var(--green-900); font-weight: 700; font-size: .95rem; cursor: pointer; box-shadow: 0 12px 30px rgba(0,0,0,.3); transition: transform .2s, background .2s, top .3s, left .3s; }
.fvideo__sound:hover { transform: translate(-50%, -50%) scale(1.04); background: #fff; }
.fvideo__icon { width: 44px; height: 44px; border-radius: 50%; background: var(--gold); display: flex; align-items: center; justify-content: center; }
.fvideo__icon svg { width: 20px; height: 20px; margin-left: 3px; }
.fvideo.is-sound .fvideo__sound { left: auto; right: 16px; top: auto; bottom: 16px; transform: none; padding: 8px 14px 8px 8px; font-size: .82rem; background: rgba(255,255,255,.8); }
.fvideo.is-sound .fvideo__icon { width: 30px; height: 30px; }
.fvideo.is-sound .fvideo__icon svg { width: 14px; height: 14px; margin: 0; }
@media (max-width: 640px) {
  .fvideo { border-radius: 12px; }
  .fvideo__sound, .fvideo.is-sound .fvideo__sound { top: 10px; right: 10px; left: auto; bottom: auto; transform: none; padding: 6px 14px 6px 6px; font-size: .8rem; }
  .fvideo__sound:hover { transform: none; }
  .fvideo__icon, .fvideo.is-sound .fvideo__icon { width: 28px; height: 28px; }
  .fvideo__icon svg, .fvideo.is-sound .fvideo__icon svg { width: 14px; height: 14px; }
}

/* FAQ */
.faq { max-width: 860px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary { cursor: pointer; list-style: none; padding: 20px 40px 20px 0; font-weight: 600; font-size: 1.05rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 50%; transform: translateY(-50%); font-size: 1.6rem; color: var(--gold-dark); font-weight: 400; transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 16px; margin: 0; }

/* Inquiry form */
.inquiry { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; align-items: start; }
.contact-cards { display: grid; gap: 14px; margin-top: 26px; }
.contact-card { display: flex; gap: 16px; align-items: center; padding: 16px 18px; border-radius: var(--radius-sm); background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); transition: background .2s; }
.contact-card:hover { background: rgba(255,255,255,.1); }
.contact-card__icon { width: 44px; height: 44px; border-radius: 10px; flex: none; display: flex; align-items: center; justify-content: center; background: rgba(199,164,90,.16); color: var(--gold); }
.contact-card__icon svg { width: 22px; height: 22px; }
.contact-card small { display: block; font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: #9fb4a9; }
.contact-card strong { color: var(--white); font-weight: 600; word-break: break-all; }
.section:not(.section--green) .contact-card { background: var(--sand-50); border-color: var(--line); }
.section:not(.section--green) .contact-card strong { color: var(--ink); }
.section:not(.section--green) .contact-card small { color: var(--muted); }
.section:not(.section--green) .contact-card__icon { background: var(--green-100); color: var(--green-700); }
.form-card { background: var(--white); color: var(--ink); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow-lg); }
.form-card h3 { font-size: 1.5rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: .84rem; font-weight: 600; color: var(--ink); }
.field label .req { color: #c0392b; }
.field input, .field select, .field textarea { width: 100%; padding: 12px 14px; border: 1px solid #cfd6d2; border-radius: var(--radius-sm); background: var(--white); transition: border-color .2s, box-shadow .2s; }
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--green-500); box-shadow: 0 0 0 3px rgba(47,125,91,.15); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; background: var(--green-100); color: var(--green-800); border-radius: 999px; font-size: .82rem; font-weight: 600; }
.chip button { border: 0; background: none; cursor: pointer; padding: 0; line-height: 1; font-size: 1rem; color: var(--green-700); }
.form-note { font-size: .8rem; color: var(--muted); margin-top: 12px; }
.form-status { margin-top: 14px; padding: 14px 16px; border-radius: var(--radius-sm); font-size: .92rem; display: none; }
.form-status.ok { display: block; background: var(--green-100); color: var(--green-800); }
.form-status.err { display: block; background: #fdecea; color: #922; }
.hp { position: absolute; left: -9999px; }

/* Page hero (inner pages) */
.page-hero { background: var(--green-900); color: var(--white); padding: 70px 0 60px; position: relative; overflow: hidden; }
.page-hero::after { content: ""; position: absolute; right: -120px; top: -120px; width: 420px; height: 420px; border-radius: 50%; border: 1px solid rgba(199,164,90,.25); box-shadow: 0 0 0 60px rgba(199,164,90,.04), 0 0 0 120px rgba(199,164,90,.03); }
.page-hero h1 { color: var(--white); font-size: clamp(2rem, 4vw, 3rem); }
.page-hero p { color: #c9d6cf; max-width: 640px; font-size: 1.08rem; margin: 0; }
.crumbs { font-size: .84rem; color: #9fb4a9; margin-bottom: 18px; }
.crumbs a:hover { color: var(--gold); }
.crumbs span { margin: 0 8px; }

/* Catalog */
.catalog { display: grid; grid-template-columns: 250px 1fr; gap: 40px; align-items: start; }
.filters { position: sticky; top: 96px; display: grid; gap: 26px; }
.filters h4 { font-family: var(--sans); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.filter-list { display: grid; gap: 4px; }
.filter-list button { text-align: left; background: none; border: 0; padding: 9px 12px; border-radius: var(--radius-sm); cursor: pointer; display: flex; justify-content: space-between; font-weight: 500; }
.filter-list button:hover { background: var(--sand-100); }
.filter-list button.active { background: var(--green-800); color: var(--white); }
.filter-list button em { font-style: normal; opacity: .6; font-size: .85rem; margin-left: 8px; }
.search { position: relative; }
.search input { width: 100%; padding: 12px 14px 12px 40px; border: 1px solid #cfd6d2; border-radius: 999px; }
.search svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--muted); }
.catalog__bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; gap: 12px; flex-wrap: wrap; }
.catalog__bar p { margin: 0; color: var(--muted); }
.catalog .prod-grid { grid-template-columns: repeat(3, 1fr); }
.side-cta { background: var(--green-900); color: var(--sand-100); border-radius: var(--radius); padding: 24px; }
.side-cta h4 { font-family: var(--serif); font-size: 1.2rem; letter-spacing: 0; text-transform: none; color: var(--white); }
.side-cta p { font-size: .9rem; color: #b9c9c0; }

/* Product detail */
.pd { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: start; }
.pd-gallery { position: sticky; top: 96px; }
.pd-main { aspect-ratio: 1/1; background: #f6f6f4; border-radius: var(--radius); overflow: hidden; cursor: zoom-in; }
.pd-main img { width: 100%; height: 100%; object-fit: contain; }
.pd-thumbs { display: grid; grid-template-columns: repeat(6, 1fr); gap: 10px; margin-top: 12px; }
.pd-thumbs button { padding: 0; border: 2px solid transparent; border-radius: var(--radius-sm); overflow: hidden; background: #f6f6f4; cursor: pointer; aspect-ratio: 1/1; }
.pd-thumbs button.active { border-color: var(--green-700); }
.pd-thumbs img { width: 100%; height: 100%; object-fit: cover; }
.pd-info h1 { font-size: clamp(1.9rem, 3vw, 2.6rem); }
.pd-cat { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--gold-dark); font-weight: 600; margin-bottom: 10px; display: block; }
.pd-price { display: flex; align-items: baseline; gap: 10px; padding: 18px 20px; background: var(--sand-50); border: 1px solid var(--sand-200); border-radius: var(--radius-sm); margin: 20px 0; flex-wrap: wrap; }
.pd-price strong { font-family: var(--serif); font-size: 2rem; color: var(--green-800); }
.pd-price span { color: var(--muted); font-size: .88rem; }
.spec-table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: .95rem; }
.spec-table th, .spec-table td { text-align: left; padding: 12px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.spec-table th { width: 38%; color: var(--muted); font-weight: 500; }
.pd-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 24px 0; }
.pd-actions .btn--primary { grid-column: 1 / -1; }
.trust-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 10px; }
.trust-row div { text-align: center; font-size: .8rem; color: var(--muted); padding: 14px 8px; border: 1px solid var(--line); border-radius: var(--radius-sm); }
.trust-row svg { width: 22px; height: 22px; color: var(--green-500); margin: 0 auto 6px; }
.pd-tabs { margin-top: 72px; }
.pd-media-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.pd-media-grid img { border-radius: var(--radius-sm); aspect-ratio: 1/1; object-fit: cover; width: 100%; cursor: zoom-in; }
.size-chart { max-width: 760px; border: 1px solid var(--line); border-radius: var(--radius-sm); }
.pd-video { max-width: 760px; border-radius: var(--radius); overflow: hidden; background: #000; }

/* CTA band */
.cta-band { background: linear-gradient(120deg, var(--green-800), var(--green-900)); color: var(--white); border-radius: 22px; padding: 56px; display: flex; justify-content: space-between; align-items: center; gap: 30px; flex-wrap: wrap; position: relative; overflow: hidden; }
.cta-band h2 { color: var(--white); margin-bottom: 8px; }
.cta-band p { color: #c9d6cf; margin: 0; max-width: 560px; }
.cta-band__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* Footer */
.footer { background: var(--green-900); color: #a9bcb2; padding: 72px 0 0; font-size: .92rem; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 50px; }
.footer h4 { font-family: var(--sans); color: var(--white); font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 18px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer a:hover { color: var(--gold); }
.footer__logo { background: var(--white); display: inline-block; padding: 8px 14px; border-radius: 10px; margin-bottom: 18px; }
.footer__logo img { height: 46px; }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 0; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: .82rem; }

/* Floating WhatsApp + inquiry drawer */
.wa-float { position: fixed; right: 22px; bottom: 22px; z-index: 60; width: 60px; height: 60px; border-radius: 50%; background: var(--wa); color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 28px rgba(37,211,102,.45); transition: transform .2s; }
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 32px; height: 32px; }
.wa-float::before { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid var(--wa); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { transform: scale(1); opacity: .7; } 100% { transform: scale(1.6); opacity: 0; } }
.wa-tip { position: fixed; right: 94px; bottom: 34px; z-index: 60; background: var(--white); color: var(--ink); padding: 10px 14px; border-radius: 12px; box-shadow: var(--shadow-lg); font-size: .86rem; font-weight: 500; max-width: 220px; }
.wa-tip button { position: absolute; top: -8px; right: -8px; width: 22px; height: 22px; border-radius: 50%; border: 0; background: var(--ink); color: #fff; cursor: pointer; font-size: .8rem; line-height: 1; }
.toast { position: fixed; left: 50%; bottom: 30px; transform: translate(-50%, 120px); z-index: 80; background: var(--green-900); color: var(--white); padding: 14px 20px; border-radius: 999px; box-shadow: var(--shadow-lg); display: flex; gap: 14px; align-items: center; font-size: .92rem; transition: transform .3s ease; }
.toast.show { transform: translate(-50%, 0); }
.toast a { color: var(--gold); font-weight: 600; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(5,15,11,.94); display: none; align-items: center; justify-content: center; padding: 30px; }
.lightbox.open { display: flex; }
.lightbox img { max-height: 90vh; max-width: 92vw; object-fit: contain; border-radius: 6px; }
.lightbox button { position: absolute; background: rgba(255,255,255,.1); border: 0; color: #fff; width: 48px; height: 48px; border-radius: 50%; cursor: pointer; font-size: 1.5rem; }
.lightbox .lb-close { top: 20px; right: 20px; }
.lightbox .lb-prev { left: 20px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next { right: 20px; top: 50%; transform: translateY(-50%); }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } .wa-float::before { animation: none; } }

/* Responsive */
.nav a { white-space: nowrap; }
@media (max-width: 1200px) {
  .brand__text { display: none; }
  .nav a { padding: 10px 11px; }
}
@media (max-width: 1100px) {
  .cat-grid { grid-template-columns: repeat(3, 1fr); }
  .prod-grid { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .catalog .prod-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .header .container { position: relative; }
  .nav { position: absolute; top: 100%; left: 0; right: 0; background: var(--white); flex-direction: column; align-items: stretch; padding: 16px 20px 24px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg); display: none; }
  .nav.open { display: flex; }
  .nav a { padding: 14px 16px; }
  .menu-toggle { display: block; }
  .header__actions .btn { display: none; }
  .split, .inquiry, .pd { grid-template-columns: 1fr; gap: 36px; }
  .pd-gallery { position: static; }
  .feat-grid { grid-template-columns: 1fr 1fr; }
  .stats .container { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .catalog { grid-template-columns: 1fr; }
  .filters { position: static; }
  .filter-list { display: flex; flex-wrap: wrap; gap: 6px; }
  .filter-list button { border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; }
  .filters .side-cta { display: none; }
  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 180px; }
  .pd-media-grid { grid-template-columns: repeat(2, 1fr); }
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .hero__collage { max-width: 520px; }
}
@media (max-width: 640px) {
  .hero .container { padding-top: 56px; padding-bottom: 64px; }
  .hero__collage { gap: 10px; }
  .hero__collage img:nth-child(2), .hero__collage img:nth-child(4) { transform: translateY(16px); }
}
@media (max-width: 640px) {
  .section { padding: 64px 0; }
  .container { padding: 0 16px; }
  .topbar__links span.hide-sm, .topbar__links a:first-child { display: none; }
  .topbar .container > span { display: none; }
  .brand img { height: 42px; }
  .brand__text { display: none; }
  .inq-btn .label { display: none; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .prod-grid, .catalog .prod-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .prod-card__body { padding: 12px; }
  .prod-card__title { font-size: 1rem; }
  .prod-card__actions { grid-template-columns: 1fr; padding: 0 12px 12px; }
  .prod-card__meta { flex-direction: column; gap: 2px; }
  .feat-grid, .steps, .form-grid, .footer__grid { grid-template-columns: 1fr; }
  .form-card { padding: 24px 18px; }
  .cta-band { padding: 36px 24px; }
  .gallery figure.wide { grid-column: span 2; }
  .gallery figure.tall { grid-row: span 1; }
  .pd-thumbs { grid-template-columns: repeat(5, 1fr); }
  .pd-actions { grid-template-columns: 1fr; }
  .wa-tip { display: none; }
}