/*
Theme Name: De-Navi
Theme URI: https://denavi.com
Author: Wuxi De-Navi Decorative Materials
Author URI: https://denavi.com
Description: B2B foreign-trade theme for decorative flooring paper, PVC film and digital printing materials.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
Text Domain: denavi
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
*/

:root {
	--color-charcoal: #1c1a17;
	--color-charcoal-soft: #2a2723;
	--color-wood: #8a6b43;
	--color-wood-light: #b8956a;
	--color-wood-muted: #6f5638;
	--color-steel: #5c635a;
	--color-bg: #ece6dc;
	--color-bg-elevated: #f7f3ed;
	--color-text: #2a2723;
	--color-text-muted: #5a554d;
	--color-border: rgba(28, 26, 23, 0.12);
	--color-on-dark: #f7f3ed;
	--font-display: "Cormorant Garamond", "Times New Roman", serif;
	--font-body: "Source Sans 3", system-ui, sans-serif;
	--space-xs: 0.5rem;
	--space-sm: 1rem;
	--space-md: 1.5rem;
	--space-lg: 2.5rem;
	--space-xl: 4rem;
	--space-2xl: 6rem;
	--container: 72rem;
	--header-h: 4.25rem;
	--ease-out: cubic-bezier(0.22, 1, 0.36, 1);
	--shadow-soft: 0 24px 48px rgba(28, 26, 23, 0.12);
}

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

html {
	scroll-behavior: smooth;
}

body {
	margin: 0;
	font-family: var(--font-body);
	font-size: 1.0625rem;
	line-height: 1.65;
	color: var(--color-text);
	background: var(--color-bg);
	-webkit-font-smoothing: antialiased;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: var(--color-wood-muted);
	text-decoration-thickness: 1px;
	text-underline-offset: 0.2em;
	transition: color 0.2s var(--ease-out);
}

a:hover {
	color: var(--color-charcoal);
}

h1, h2, h3, h4 {
	font-family: var(--font-display);
	font-weight: 600;
	line-height: 1.15;
	color: var(--color-charcoal);
	margin: 0 0 var(--space-sm);
}

h1 { font-size: clamp(2.5rem, 5vw, 3.75rem); }
h2 { font-size: clamp(2rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.5rem, 2.5vw, 1.875rem); }

p {
	margin: 0 0 var(--space-md);
}

.site-container {
	width: min(100% - 2rem, var(--container));
	margin-inline: auto;
}

.site-header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	z-index: 100;
	height: var(--header-h);
	background: rgba(28, 26, 23, 0.88);
	backdrop-filter: blur(12px);
	border-bottom: 1px solid rgba(247, 243, 237, 0.08);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 100%;
	width: min(100% - 2rem, var(--container));
	margin-inline: auto;
	gap: var(--space-md);
}

.site-brand {
	display: flex;
	flex-direction: column;
	line-height: 1.1;
	color: var(--color-on-dark);
	text-decoration: none;
}

.site-brand:hover {
	color: var(--color-wood-light);
}

.site-brand__name {
	font-family: var(--font-display);
	font-size: 1.65rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
}

.site-brand__sub {
	font-size: 0.6875rem;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	opacity: 0.72;
	margin-top: 0.15rem;
}

.nav-primary {
	display: none;
}

@media (min-width: 960px) {
	.nav-primary {
		display: block;
		flex: 1;
	}
}

.nav-list {
	list-style: none;
	margin: 0;
	padding: 0;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.25rem 1.25rem;
}

.nav-list a {
	color: var(--color-on-dark);
	text-decoration: none;
	font-size: 0.9375rem;
	font-weight: 500;
	letter-spacing: 0.02em;
	opacity: 0.88;
}

.nav-list a:hover,
.nav-list .current-menu-item > a {
	opacity: 1;
	color: var(--color-wood-light);
}

.header-actions {
	display: flex;
	align-items: center;
	gap: var(--space-sm);
}

.lang-switch {
	display: flex;
	gap: 0.35rem;
	font-size: 0.8125rem;
	font-weight: 600;
	letter-spacing: 0.06em;
}

.lang-switch a {
	color: var(--color-on-dark);
	text-decoration: none;
	opacity: 0.55;
	padding: 0.25rem 0.4rem;
	border: 1px solid transparent;
}

.lang-switch a.is-active,
.lang-switch a:hover {
	opacity: 1;
	border-color: rgba(184, 149, 106, 0.45);
	color: var(--color-wood-light);
}

.nav-toggle {
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 2.5rem;
	height: 2.5rem;
	padding: 0;
	border: 1px solid rgba(247, 243, 237, 0.2);
	background: transparent;
	cursor: pointer;
}

.nav-toggle span {
	display: block;
	height: 2px;
	background: var(--color-on-dark);
	transition: transform 0.25s var(--ease-out), opacity 0.25s;
}

@media (min-width: 960px) {
	.nav-toggle {
		display: none;
	}
}

.mobile-nav {
	position: fixed;
	inset: var(--header-h) 0 0 0;
	background: var(--color-charcoal);
	padding: var(--space-lg);
	transform: translateX(100%);
	transition: transform 0.35s var(--ease-out);
	z-index: 99;
	overflow-y: auto;
}

.mobile-nav.is-open {
	transform: translateX(0);
}

.mobile-nav .nav-list {
	flex-direction: column;
	align-items: flex-start;
	gap: var(--space-md);
}

.mobile-nav .nav-list a {
	font-size: 1.25rem;
	font-family: var(--font-display);
}

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	padding: 0.85rem 1.65rem;
	font-family: var(--font-body);
	font-size: 0.9375rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	text-decoration: none;
	border: 1px solid transparent;
	cursor: pointer;
	transition: background 0.25s var(--ease-out), color 0.25s, border-color 0.25s, transform 0.25s;
}

.btn--primary {
	background: var(--color-wood);
	color: var(--color-on-dark);
	border-color: var(--color-wood);
}

.btn--primary:hover {
	background: var(--color-wood-light);
	border-color: var(--color-wood-light);
	color: var(--color-charcoal);
}

.btn--ghost {
	background: transparent;
	color: var(--color-on-dark);
	border-color: rgba(247, 243, 237, 0.45);
}

.btn--ghost:hover {
	border-color: var(--color-wood-light);
	color: var(--color-wood-light);
}

.btn--dark {
	background: var(--color-charcoal);
	color: var(--color-on-dark);
	border-color: var(--color-charcoal);
}

.btn--dark:hover {
	background: var(--color-charcoal-soft);
}

.btn-group {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-sm);
}

.site-main {
	padding-top: var(--header-h);
}

.hero-home {
	position: relative;
	min-height: calc(100vh - var(--header-h));
	min-height: calc(100dvh - var(--header-h));
	display: flex;
	align-items: flex-end;
	color: var(--color-on-dark);
	overflow: hidden;
}

.hero-home__content {
	position: relative;
	z-index: 2;
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	width: min(40rem, 100%);
	padding: clamp(2rem, 6vw, 4.5rem);
	padding-bottom: clamp(2.5rem, 8vw, 5rem);
	background: transparent;
}

.hero-home__brand {
	font-family: var(--font-display);
	font-size: clamp(3.25rem, 10vw, 6rem);
	font-weight: 700;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	line-height: 0.95;
	margin-bottom: var(--space-md);
	color: var(--color-wood-light);
	text-shadow: 0 2px 24px rgba(0, 0, 0, 0.45);
}

.hero-home__headline {
	color: var(--color-on-dark);
	margin-bottom: var(--space-sm);
	text-shadow: 0 1px 16px rgba(0, 0, 0, 0.4);
}

.hero-home__support {
	font-size: 1.125rem;
	max-width: 32rem;
	color: rgba(247, 243, 237, 0.9);
	margin-bottom: var(--space-lg);
	text-shadow: 0 1px 12px rgba(0, 0, 0, 0.35);
}

.hero-home__visual {
	position: absolute;
	inset: 0;
	z-index: 0;
	min-height: 100%;
}

.hero-home__visual-inner {
	position: absolute;
	inset: 0;
	overflow: hidden;
}

.hero-home__visual-inner::after {
	content: "";
	position: absolute;
	inset: 0;
	background:
		linear-gradient(180deg, rgba(28, 26, 23, 0.25) 0%, rgba(28, 26, 23, 0.55) 45%, rgba(28, 26, 23, 0.88) 100%),
		linear-gradient(90deg, rgba(28, 26, 23, 0.55) 0%, transparent 55%);
	pointer-events: none;
	z-index: 1;
}

.hero-home__image {
	width: 100%;
	height: 100%;
	object-fit: cover;
	animation: denavi-ken-burns 22s ease-in-out infinite alternate;
	transform-origin: center center;
}

@keyframes denavi-ken-burns {
	0% {
		transform: scale(1) translate(0, 0);
	}
	100% {
		transform: scale(1.08) translate(-1.5%, -1%);
	}
}

.section {
	padding: var(--space-2xl) 0;
}

.section--dark {
	background: var(--color-charcoal-soft);
	color: var(--color-on-dark);
}

.section--dark h2,
.section--dark h3 {
	color: var(--color-on-dark);
}

.section--elevated {
	background: var(--color-bg-elevated);
}

.section__header {
	margin-bottom: var(--space-xl);
	max-width: 40rem;
}

.section__header p {
	color: var(--color-text-muted);
	font-size: 1.125rem;
}

.section--dark .section__header p {
	color: rgba(247, 243, 237, 0.72);
}

.reveal {
	opacity: 0;
	transform: translateY(1.25rem);
	transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

.reveal.is-visible {
	opacity: 1;
	transform: translateY(0);
}

.category-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-md);
}

@media (min-width: 700px) {
	.category-grid {
		grid-template-columns: repeat(3, 1fr);
	}
}

.category-tile {
	position: relative;
	display: block;
	aspect-ratio: 4 / 5;
	overflow: hidden;
	text-decoration: none;
	background: var(--color-charcoal);
}

.category-tile__media {
	position: absolute;
	inset: 0;
}

.category-tile__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.6s var(--ease-out);
}

.category-tile:hover .category-tile__media img {
	transform: scale(1.06);
}

.category-tile__overlay {
	position: absolute;
	inset: 0;
	background: linear-gradient(180deg, transparent 35%, rgba(28, 26, 23, 0.92) 100%);
	display: flex;
	align-items: flex-end;
	padding: var(--space-lg);
}

.category-tile__title {
	font-family: var(--font-display);
	font-size: 1.65rem;
	color: var(--color-on-dark);
	margin: 0;
}

.split-band {
	display: grid;
	gap: var(--space-xl);
	align-items: center;
}

@media (min-width: 800px) {
	.split-band {
		grid-template-columns: 1fr 1fr;
	}
}

.cta-band {
	text-align: center;
	padding: var(--space-xl) var(--space-lg);
	background: var(--color-charcoal);
	color: var(--color-on-dark);
}

.cta-band p {
	font-size: 1.25rem;
	font-family: var(--font-display);
	max-width: 36rem;
	margin-inline: auto var(--space-lg);
	color: rgba(247, 243, 237, 0.9);
}

.product-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: var(--space-md);
}

@media (min-width: 700px) {
	.product-grid {
		grid-template-columns: repeat(3, 1fr);
		gap: var(--space-lg);
	}
}

@media (min-width: 1100px) {
	.product-grid {
		grid-template-columns: repeat(4, 1fr);
	}
}

.product-card {
	display: flex;
	flex-direction: column;
	text-decoration: none;
	color: inherit;
}

.product-card__media {
	aspect-ratio: 4 / 5;
	overflow: hidden;
	background: var(--color-charcoal-soft);
	margin-bottom: var(--space-sm);
}

.product-card__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.55s var(--ease-out);
}

.product-card:hover .product-card__media img {
	transform: scale(1.05);
}

.product-card__title {
	font-family: var(--font-display);
	font-size: 1.25rem;
	margin: 0;
	color: var(--color-charcoal);
}

.product-card__meta {
	font-size: 0.875rem;
	color: var(--color-text-muted);
	margin-top: 0.25rem;
}

.page-hero {
	padding: var(--space-xl) 0 var(--space-lg);
	background: var(--color-charcoal);
	color: var(--color-on-dark);
}

.page-hero h1 {
	color: var(--color-on-dark);
}

.page-hero__lead {
	font-size: 1.125rem;
	max-width: 42rem;
	color: rgba(247, 243, 237, 0.78);
	margin: 0;
}

.page-content {
	padding: var(--space-xl) 0 var(--space-2xl);
}

.page-content .entry-content {
	max-width: 46rem;
}

.page-content .entry-content > * + * {
	margin-top: var(--space-md);
}

.single-product {
	padding: var(--space-lg) 0 var(--space-2xl);
}

.single-product__layout {
	display: grid;
	gap: var(--space-xl);
}

@media (min-width: 900px) {
	.single-product__layout {
		grid-template-columns: 1fr 1fr;
		align-items: start;
	}
}

.single-product__gallery {
	background: var(--color-bg-elevated);
	overflow: hidden;
}

.single-product__gallery img {
	width: 100%;
	height: auto;
}

.product-specs {
	list-style: none;
	padding: 0;
	margin: var(--space-lg) 0;
	border-top: 1px solid var(--color-border);
}

.product-specs li {
	display: grid;
	grid-template-columns: 7rem 1fr;
	gap: var(--space-sm);
	padding: var(--space-sm) 0;
	border-bottom: 1px solid var(--color-border);
	font-size: 0.9375rem;
}

.product-specs strong {
	font-weight: 600;
	color: var(--color-charcoal);
}

.taxonomy-intro {
	margin-bottom: var(--space-xl);
	max-width: 40rem;
}

.inquiry-block {
	padding: var(--space-xl) 0;
	background: var(--color-bg-elevated);
	border-top: 1px solid var(--color-border);
}

.inquiry-block__inner {
	max-width: 36rem;
}

.denavi-inquiry-form {
	display: grid;
	gap: var(--space-sm);
	margin-top: var(--space-md);
}

.denavi-inquiry-form label {
	display: block;
	font-size: 0.875rem;
	margin-bottom: 0.35rem;
	color: var(--color-text-muted);
}

.denavi-inquiry-form input,
.denavi-inquiry-form textarea {
	width: 100%;
	padding: 0.75rem 1rem;
	font-family: var(--font-body);
	font-size: 1rem;
	border: 1px solid var(--color-border);
	background: #fff;
	border-radius: 2px;
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.denavi-inquiry-form input:focus,
.denavi-inquiry-form textarea:focus {
	outline: none;
	border-color: var(--color-wood);
	box-shadow: 0 0 0 3px rgba(138, 107, 67, 0.18);
}

.denavi-inquiry-form textarea {
	min-height: 8rem;
	resize: vertical;
}

.denavi-inquiry-form button,
.denavi-inquiry-form .btn,
.denavi-inquiry-form input[type="submit"] {
	appearance: none;
	border: 0;
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.85rem 1.5rem;
	font-family: var(--font-body);
	font-size: 0.95rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	background: var(--color-wood);
	color: #fff;
	transition: background 0.2s ease, transform 0.2s ease;
}

.denavi-inquiry-form button:hover,
.denavi-inquiry-form input[type="submit"]:hover {
	background: var(--color-wood-light);
	transform: translateY(-1px);
}

.denavi-inquiry-success {
	padding: 1rem 1.25rem;
	background: rgba(138, 107, 67, 0.12);
	border-left: 3px solid var(--color-wood);
	margin-bottom: 1rem;
}

.form-note {
	font-size: 0.875rem;
	color: var(--color-text-muted);
}

.site-footer {
	background: var(--color-charcoal);
	color: rgba(247, 243, 237, 0.75);
	padding: var(--space-xl) 0 var(--space-lg);
	font-size: 0.9375rem;
}

.site-footer a {
	color: rgba(247, 243, 237, 0.85);
	text-decoration: none;
}

.site-footer a:hover {
	color: var(--color-wood-light);
}

.footer-grid {
	display: grid;
	gap: var(--space-lg);
	margin-bottom: var(--space-lg);
}

@media (min-width: 768px) {
	.footer-grid {
		grid-template-columns: 2fr 1fr 1fr;
	}
}

.footer-brand {
	font-family: var(--font-display);
	font-size: 1.75rem;
	color: var(--color-wood-light);
	margin-bottom: var(--space-xs);
}

.footer-heading {
	font-family: var(--font-body);
	font-size: 0.75rem;
	text-transform: uppercase;
	letter-spacing: 0.14em;
	color: var(--color-on-dark);
	margin-bottom: var(--space-sm);
}

.footer-menu {
	list-style: none;
	padding: 0;
	margin: 0;
}

.footer-menu li {
	margin-bottom: 0.4rem;
}

.footer-bottom {
	padding-top: var(--space-md);
	border-top: 1px solid rgba(247, 243, 237, 0.1);
	font-size: 0.8125rem;
	opacity: 0.65;
}

.error-page {
	min-height: 50vh;
	display: flex;
	align-items: center;
	justify-content: center;
	text-align: center;
	padding: var(--space-2xl) var(--space-sm);
}

.archive-header {
	margin-bottom: var(--space-xl);
}

.screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}