/*
Theme Name: An Khánh Tiles
Theme URI: https://example.com
Author: An Khánh
Description: Theme bán gạch ốp lát chuẩn SEO, tối ưu tốc độ, nút gọi/Zalo nổi, form báo giá, schema LocalBusiness/Product/Article/FAQ.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: ankhanh
*/

:root {
	--c-bg: #faf8f5;
	--c-surface: #ffffff;
	--c-text: #2b2724;
	--c-muted: #6f6760;
	--c-line: #e8e2da;
	--c-brand: #a4532c;
	--c-brand-dark: #7d3c1d;
	--c-accent: #1f6f5c;
	--c-sale: #c62828;
	--radius: 10px;
	--shadow: 0 2px 10px rgba(43, 39, 36, .07);
	--wrap: 1200px;
	--font: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	background: var(--c-bg);
	color: var(--c-text);
	font: 16px/1.65 var(--font);
	-webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-brand); text-decoration: none; }
a:hover { color: var(--c-brand-dark); text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.3; margin: 1.4em 0 .6em; color: #1d1a17; }
h1 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); }
h2 { font-size: clamp(1.3rem, 2.6vw, 1.7rem); }
h3 { font-size: 1.2rem; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
.screen-reader-text { position: absolute; left: -9999px; }
.hp { position: absolute; left: -9999px; }

/* Buttons */
.btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	padding: 12px 22px; border-radius: 999px; border: 2px solid transparent;
	font-weight: 600; font-size: 1rem; cursor: pointer; text-decoration: none !important;
	transition: background .15s, color .15s, border-color .15s;
}
.btn--primary { background: var(--c-brand); color: #fff; }
.btn--primary:hover { background: var(--c-brand-dark); color: #fff; }
.btn--ghost { border-color: currentColor; color: #fff; }
.btn--ghost:hover { background: rgba(255,255,255,.12); color: #fff; }
.btn--outline { border-color: var(--c-brand); color: var(--c-brand); background: transparent; }
.btn--outline:hover { background: var(--c-brand); color: #fff; }
.btn--block { width: 100%; }

/* Top bar + header */
.topbar { background: #1d1a17; color: #d9d2c9; font-size: .875rem; }
.topbar .wrap { display: flex; justify-content: space-between; gap: 12px; padding-top: 6px; padding-bottom: 6px; flex-wrap: wrap; }
.topbar a { color: #fff; }
.site-header { background: var(--c-surface); border-bottom: 1px solid var(--c-line); position: sticky; top: 0; z-index: 50; }
.site-header .wrap { display: flex; align-items: center; gap: 20px; min-height: 68px; }
.logo { font-weight: 800; font-size: 1.3rem; color: var(--c-text); display: flex; align-items: center; gap: 10px; }
.logo:hover { text-decoration: none; color: var(--c-brand); }
.logo__mark { width: 34px; height: 34px; border-radius: 6px; background:
	conic-gradient(var(--c-brand) 0 25%, #e9d8c8 0 50%, var(--c-brand) 0 75%, #e9d8c8 0); }
.logo img { max-height: 48px; width: auto; }
.nav { margin-left: auto; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; }
.nav li { position: relative; }
.nav a { display: block; padding: 10px 12px; color: var(--c-text); font-weight: 500; border-radius: 6px; }
.nav a:hover, .nav .current-menu-item > a { color: var(--c-brand); background: #f6eee7; text-decoration: none; }
.nav .sub-menu { display: none; position: absolute; top: 100%; left: 0; min-width: 220px; background: #fff; box-shadow: var(--shadow); border-radius: 8px; padding: 6px; flex-direction: column; }
.nav li:hover > .sub-menu, .nav li:focus-within > .sub-menu { display: flex; }
.header-cta { white-space: nowrap; }
.menu-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--c-line); border-radius: 8px; padding: 8px 12px; font-size: 1.1rem; cursor: pointer; }

@media (max-width: 900px) {
	.menu-toggle { display: block; }
	.header-cta { display: none; }
	.nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--c-line); }
	.nav.is-open { display: block; }
	.nav ul { flex-direction: column; padding: 8px 16px 16px; }
	.nav .sub-menu { display: flex; position: static; box-shadow: none; padding-left: 12px; }
}

/* Hero */
.hero {
	background:
		linear-gradient(100deg, rgba(29,26,23,.88) 0%, rgba(29,26,23,.55) 60%, rgba(29,26,23,.25) 100%),
		var(--hero-img, repeating-linear-gradient(45deg, #8a6a52 0 60px, #9d7b62 60px 120px));
	background-size: cover; background-position: center;
	color: #fff; padding: clamp(56px, 9vw, 110px) 0;
}
.hero h1 { color: #fff; margin-top: 0; max-width: 720px; }
.hero p { font-size: 1.1rem; max-width: 620px; color: #efe7de; }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.usp { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: -36px; position: relative; }
.usp__item { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; display: flex; gap: 12px; align-items: center; }
.usp__icon { font-size: 1.7rem; }
.usp__item strong { display: block; }
.usp__item span { color: var(--c-muted); font-size: .9rem; }
@media (max-width: 900px) { .usp { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .usp { grid-template-columns: 1fr; margin-top: 16px; } }

/* Sections */
.section { padding: 56px 0; }
.section--alt { background: #f2ece5; }
.section__head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.section__head h2 { margin: 0; }
.section__head p { margin: 4px 0 0; color: var(--c-muted); }

/* Category tiles */
.cats { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 14px; }
.cat { position: relative; aspect-ratio: 1 / 1; border-radius: var(--radius); overflow: hidden; display: flex; align-items: end; padding: 14px; color: #fff; font-weight: 700;
	background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,.65)), var(--cat-bg, repeating-conic-gradient(#b98d6d 0 25%, #d6b79e 0 50%) 0 0 / 40px 40px); background-size: cover; }
.cat:hover { color: #fff; text-decoration: none; transform: translateY(-2px); }
.cat small { display: block; font-weight: 400; opacity: .85; }

/* Product grid */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; }
.card { background: var(--c-surface); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; transition: transform .15s, box-shadow .15s; }
.card:hover { transform: translateY(-3px); box-shadow: 0 8px 22px rgba(43,39,36,.12); }
.card__img { aspect-ratio: 1 / 1; background: repeating-conic-gradient(#e7dbcf 0 25%, #f3ebe3 0 50%) 0 0 / 48px 48px; position: relative; }
.card__img img { width: 100%; height: 100%; object-fit: cover; }
.card__badge { position: absolute; top: 10px; left: 10px; background: var(--c-sale); color: #fff; font-size: .78rem; font-weight: 700; padding: 3px 8px; border-radius: 4px; }
.card__body { padding: 14px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.card__title { font-size: 1rem; margin: 0; line-height: 1.4; }
.card__title a { color: var(--c-text); }
.card__meta { color: var(--c-muted); font-size: .85rem; }
.card__foot { margin-top: auto; display: flex; justify-content: space-between; align-items: center; gap: 8px; padding-top: 8px; }
.price { color: var(--c-sale); font-weight: 700; font-size: 1.05rem; }
.price--contact { color: var(--c-accent); }
.price-old { color: var(--c-muted); font-size: .85rem; }

/* Post cards */
.posts { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 20px; }
.post-card { background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.post-card__img { aspect-ratio: 16 / 9; background: linear-gradient(135deg, #d9c2ae, #a4532c); }
.post-card__img img { width: 100%; height: 100%; object-fit: cover; }
.post-card__body { padding: 16px 18px 20px; }
.post-card__body h3 { margin: 0 0 8px; font-size: 1.1rem; }
.post-card__body h3 a { color: var(--c-text); }
.post-card__body p { margin: 0; color: var(--c-muted); font-size: .94rem; }
.post-meta { color: var(--c-muted); font-size: .85rem; margin-bottom: 6px; }

/* Layout with sidebar */
.layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 32px; padding: 28px 0 56px; }
@media (max-width: 960px) { .layout { grid-template-columns: 1fr; } }
.sidebar > * + * { margin-top: 20px; }
.box { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; }
.box h3 { margin-top: 0; }
.sticky { position: sticky; top: 90px; }

/* Breadcrumb */
.breadcrumb { font-size: .875rem; color: var(--c-muted); padding: 14px 0 0; }
.breadcrumb ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumb li + li::before { content: "›"; margin-right: 6px; }

/* Article content */
.entry { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: clamp(18px, 4vw, 40px); }
.entry h1 { margin-top: 0; }
.entry-content { font-size: 1.05rem; }
.entry-content > * { max-width: 100%; }
.entry-content table { width: 100%; border-collapse: collapse; margin: 1.2em 0; font-size: .95rem; display: block; overflow-x: auto; }
.entry-content th, .entry-content td { border: 1px solid var(--c-line); padding: 9px 12px; text-align: left; }
.entry-content th { background: #f6eee7; }
.entry-content blockquote { border-left: 4px solid var(--c-brand); margin: 1.2em 0; padding: 8px 18px; background: #faf3ec; }
.entry-content ul, .entry-content ol { padding-left: 1.3em; }
.entry-content li { margin: .3em 0; }
.toc { background: #faf3ec; border: 1px solid var(--c-line); border-radius: 8px; padding: 14px 18px; margin: 20px 0; }
.toc strong { display: block; margin-bottom: 6px; }
.toc ol { margin: 0; padding-left: 1.2em; }
.faq { margin-top: 28px; }
.faq details { border: 1px solid var(--c-line); border-radius: 8px; padding: 12px 16px; margin-bottom: 10px; background: #fff; }
.faq summary { cursor: pointer; font-weight: 600; }
.cta-box { margin: 28px 0; padding: 22px; border-radius: var(--radius); background: linear-gradient(120deg, var(--c-brand), var(--c-brand-dark)); color: #fff; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px; }
.cta-box p { margin: 0; font-size: 1.1rem; font-weight: 600; }
.cta-box .btn--primary { background: #fff; color: var(--c-brand-dark); }

/* Product page */
.product { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: clamp(16px, 3vw, 32px); }
@media (max-width: 860px) { .product { grid-template-columns: 1fr; } }
.product__img { border-radius: 8px; overflow: hidden; background: repeating-conic-gradient(#e7dbcf 0 25%, #f3ebe3 0 50%) 0 0 / 60px 60px; aspect-ratio: 1 / 1; }
.product__img img { width: 100%; height: 100%; object-fit: cover; }
.product__thumbs { display: flex; gap: 8px; margin-top: 10px; flex-wrap: wrap; }
.product__thumbs a { width: 72px; height: 72px; border-radius: 6px; overflow: hidden; border: 2px solid transparent; }
.product__thumbs a.is-active, .product__thumbs a:hover { border-color: var(--c-brand); }
.product__thumbs img { width: 100%; height: 100%; object-fit: cover; }
.product h1 { margin-top: 0; }
.product .price { font-size: 1.6rem; }
.specs { width: 100%; border-collapse: collapse; margin: 16px 0; }
.specs th, .specs td { padding: 8px 10px; border-bottom: 1px solid var(--c-line); text-align: left; font-size: .95rem; }
.specs th { color: var(--c-muted); font-weight: 500; width: 40%; }
.product__actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }

/* Quote form */
.quote-form { background: #fff; border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.quote-form__title { margin: 0 0 4px; }
.quote-form label { display: flex; flex-direction: column; gap: 4px; font-size: .9rem; font-weight: 500; }
.quote-form input { padding: 11px 12px; border: 1px solid var(--c-line); border-radius: 8px; font: inherit; background: #fffdfb; }
.quote-form input:focus { outline: 2px solid var(--c-brand); border-color: transparent; }
.quote-form__ok { background: #e7f5ef; color: var(--c-accent); padding: 10px; border-radius: 8px; margin: 0; }
.quote-form__note { font-size: .88rem; color: var(--c-muted); margin: 0; text-align: center; }

/* Tìm gạch bằng ảnh */
.akv__intro { color: var(--c-muted); }
.akv__drop { border: 2px dashed #d6c4b3; border-radius: var(--radius); background: #fffaf5; padding: 24px 16px; text-align: center; margin: 16px 0; transition: background .15s; }
.akv__drop.is-over { background: #f6e6d8; border-color: var(--c-brand); }
.akv__btns { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.akv__btns .btn { cursor: pointer; }
.akv__hint { font-size: .85rem; color: var(--c-muted); margin: 12px 0 0; }
.akv__preview { margin: 0 auto 16px; max-width: 280px; }
.akv__preview img { border-radius: 8px; max-height: 260px; margin: 0 auto; object-fit: contain; }
.akv__status { font-weight: 600; margin: 10px 0; }
.akv__pct { background: var(--c-accent) !important; }
.akv__cta { margin: 12px 0 20px; }
.akv__lead { max-width: 520px; margin: 28px auto 0; }
.nav-visual { white-space: nowrap; }
@media (max-width: 640px) { .mobile-bar { grid-template-columns: repeat(4, 1fr) !important; } }

/* Tìm nhanh */
.hsearch input { width: 180px; padding: 9px 14px; border: 1px solid var(--c-line); border-radius: 999px; font: inherit; background: #fffdfb; }
.hsearch input:focus { outline: 2px solid var(--c-brand); border-color: transparent; }
@media (max-width: 1480px) { .hsearch { display: none; } }
.logo, .nav a, .header-cta { white-space: nowrap; }
.nav a { padding: 10px 9px; }
@media (max-width: 1180px) and (min-width: 901px) { .nav a { padding: 8px 6px; font-size: .93rem; } .logo { font-size: 1.1rem; } }
.hero__search { display: flex; gap: 8px; max-width: 620px; margin-top: 20px; }
.hero__search input { flex: 1; min-width: 0; padding: 14px 18px; border-radius: 999px; border: 0; font: inherit; font-size: 1rem; }
.aks { margin: 8px 0 20px; }
.aks__q { width: 100%; padding: 13px 16px; border: 2px solid var(--c-line); border-radius: 10px; font: inherit; font-size: 1rem; background: #fff; }
.aks__q:focus { outline: none; border-color: var(--c-brand); }
.aks__filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.aks__filters select { padding: 9px 10px; border: 1px solid var(--c-line); border-radius: 8px; font: inherit; font-size: .9rem; background: #fff; max-width: 100%; }
.aks__reset { background: none; border: 0; color: var(--c-brand); cursor: pointer; font: inherit; font-weight: 600; }
.aks__count { margin: 14px 0 10px; font-weight: 600; }

/* Máy tính số lượng */
.akc { margin-top: 18px; display: flex; flex-direction: column; gap: 10px; background: #faf6f1; box-shadow: none; border: 1px solid var(--c-line); }
.akc h3 { margin: 0; font-size: 1.05rem; }
.akc__mode { display: flex; gap: 16px; font-size: .92rem; flex-wrap: wrap; }
.akc__row { display: flex; gap: 10px; }
.akc__row[hidden] { display: none; }
.akc label { display: flex; flex-direction: column; gap: 4px; font-size: .88rem; font-weight: 500; flex: 1; }
.akc__mode label { flex-direction: row; align-items: center; flex: none; }
.akc input[type=number], .akc select { padding: 10px 12px; border: 1px solid var(--c-line); border-radius: 8px; font: inherit; background: #fff; }
.akc__out { background: #fff; border-radius: 8px; padding: 10px 14px; }
.akc__out div { display: flex; justify-content: space-between; gap: 10px; padding: 5px 0; border-bottom: 1px dashed var(--c-line); font-size: .93rem; }
.akc__out div:last-child { border: 0; }
.akc__out .akc__big b { color: var(--c-sale); font-size: 1.2rem; }
.akc__note { font-size: .8rem; color: var(--c-muted); margin: 0; }

/* Thử gạch lên phòng */
.akr__top { display: flex; gap: 10px; flex-wrap: wrap; margin: 12px 0; }
.akr__top .btn { cursor: pointer; }
.akr__stage { background: #222; border-radius: var(--radius); overflow: hidden; }
.akr__stage canvas { display: block; width: 100%; height: auto; touch-action: none; cursor: crosshair; }
.akr__tile { margin-top: 14px; display: flex; flex-direction: column; gap: 12px; }
.akr__current { font-size: .95rem; }
.akr__picks { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); gap: 8px; }
.akr__picks button { border: 1px solid var(--c-line); border-radius: 8px; background: #fff; padding: 4px; cursor: pointer; text-align: left; font: inherit; font-size: .75rem; line-height: 1.3; }
.akr__picks img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 5px; margin-bottom: 4px; }
.akr__picks span { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.akr__srcs { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; font-size: .88rem; }
.akr__srcs img { width: 56px; height: 56px; object-fit: cover; border-radius: 6px; border: 2px solid transparent; cursor: pointer; }
.akr__srcs img.is-active { border-color: var(--c-brand); }
.akr__opts { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; align-items: end; }
.akr__opts label { display: block; font-size: .88rem; }
.akr__opts label input[type=range], .akr__opts label select { display: block; width: 100%; margin-top: 4px; }
.akr__opts select { padding: 9px 10px; border: 1px solid var(--c-line); border-radius: 8px; font: inherit; }
.akr__chk { flex-direction: row !important; align-items: center; }
.akr__actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }

/* Pagination */
.pagination { margin-top: 28px; display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; }
.pagination .page-numbers { padding: 8px 14px; border-radius: 8px; background: #fff; box-shadow: var(--shadow); color: var(--c-text); }
.pagination .current { background: var(--c-brand); color: #fff; }

/* Filters */
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.filters a { padding: 7px 14px; border-radius: 999px; background: #fff; border: 1px solid var(--c-line); color: var(--c-text); font-size: .9rem; }
.filters a.is-active, .filters a:hover { background: var(--c-brand); color: #fff; border-color: var(--c-brand); text-decoration: none; }

/* Footer */
.site-footer { background: #1d1a17; color: #c9c0b6; padding: 48px 0 90px; font-size: .94rem; }
.site-footer h3 { color: #fff; margin-top: 0; font-size: 1.05rem; }
.site-footer a { color: #e9dfd4; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 28px; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 6px 0; }
.copyright { border-top: 1px solid #3a342f; margin-top: 32px; padding-top: 16px; font-size: .85rem; }
.map-embed iframe { width: 100%; height: 200px; border: 0; border-radius: 8px; }

/* Floating contact */
.float-contact { position: fixed; right: 16px; bottom: 20px; z-index: 99; display: flex; flex-direction: column; gap: 10px; }
.float-contact a { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; color: #fff; font-weight: 800; font-size: .8rem; box-shadow: 0 4px 14px rgba(0,0,0,.25); text-decoration: none; }
.float-contact .fc-call { background: #e53935; animation: ring 1.6s infinite; font-size: 1.4rem; }
.float-contact .fc-zalo { background: #0068ff; }
.float-contact .fc-fb { background: #0866ff; font-size: 1.3rem; }
@keyframes ring { 0%, 100% { box-shadow: 0 0 0 0 rgba(229,57,53,.5); } 50% { box-shadow: 0 0 0 12px rgba(229,57,53,0); } }
.mobile-bar { display: none; }
@media (max-width: 640px) {
	.float-contact { display: none; }
	.mobile-bar { display: grid; grid-template-columns: 1fr 1fr 1fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 99; background: #fff; border-top: 1px solid var(--c-line); box-shadow: 0 -2px 10px rgba(0,0,0,.08); }
	.mobile-bar a { padding: 10px 4px; text-align: center; font-size: .82rem; font-weight: 600; color: var(--c-text); display: flex; flex-direction: column; align-items: center; gap: 2px; }
	.mobile-bar a span { font-size: 1.2rem; }
	.mobile-bar .mb-call { background: var(--c-brand); color: #fff; }
}

/* WP core */
.alignleft { float: left; margin: 0 1em 1em 0; }
.alignright { float: right; margin: 0 0 1em 1em; }
.aligncenter { margin-left: auto; margin-right: auto; }
.wp-caption-text { font-size: .85rem; color: var(--c-muted); text-align: center; }

/* Trang khu vực */
.ak-area-cta { margin: 24px 0; border-left: 4px solid var(--c-brand); }
.ak-area-cta .btn { margin: 4px 8px 4px 0; }
.ak-area-cta__note { font-size: .92rem; color: #555; margin-bottom: 0; }
.ak-area-tools { padding-left: 1.2em; }
.ak-areas { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.ak-areas a { display: block; padding: 12px 14px; background: #fff; border: 1px solid var(--c-line); border-radius: 8px; font-weight: 600; }