/*
Theme Name: Goldwen
Theme URI: https://henangoldwen.com/
Author: Custom Build
Description: Custom theme for Henan Goldwen — a verification-first storefront built around live batch traceability. Pairs with the JOX Batch Counter plugin.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: goldwen
*/

/* ==========================================================================
   DESIGN TOKENS
   ========================================================================== */
:root {
	/* Color */
	--gw-paper:        #FAFAF8;   /* warm-white page background, not stark white */
	--gw-parchment:     #EFE9DB;   /* card / panel fill */
	--gw-ink:          #17140F;   /* near-black, warm not blue-black */
	--gw-ink-soft:      #4A4436;   /* secondary text, warm gray */
	--gw-gold:          #B08D2B;   /* primary gold — antique, not neon */
	--gw-gold-deep:      #7C611E;   /* deep gold, used for text-on-white (AA contrast) */
	--gw-gold-bright:    #D4AF37;   /* brighter gold, used sparingly for foil/accent moments */
	--gw-line:          #DFD8C4;   /* hairline rule color */
	--gw-white:         #FFFFFF;

	/* Type */
	--gw-font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", serif;
	--gw-font-body:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
	--gw-font-mono:    "IBM Plex Mono", "SFMono-Regular", Menlo, Consolas, monospace;

	/* Layout */
	--gw-max-width: 1180px;
	--gw-radius: 3px; /* deliberately small — this is a certificate, not a SaaS card kit */
	--gw-space-1: 8px;
	--gw-space-2: 16px;
	--gw-space-3: 24px;
	--gw-space-4: 40px;
	--gw-space-5: 64px;
	--gw-space-6: 96px;
}

/* ==========================================================================
   RESET / BASE
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
	margin: 0;
	background: var(--gw-paper);
	color: var(--gw-ink);
	font-family: var(--gw-font-body);
	font-size: 16px;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

h1, h2, h3, h4 {
	font-family: var(--gw-font-display);
	font-weight: 600;
	line-height: 1.15;
	margin: 0 0 var(--gw-space-2);
	color: var(--gw-ink);
}

p { margin: 0 0 var(--gw-space-2); max-width: 62ch; }

.gw-container {
	max-width: var(--gw-max-width);
	margin: 0 auto;
	padding: 0 var(--gw-space-3);
}

/* Focus visibility */
a:focus-visible,
button:focus-visible,
input:focus-visible {
	outline: 2px solid var(--gw-gold-deep);
	outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}
}

/* ==========================================================================
   HEADER
   ========================================================================== */
.gw-header {
	border-bottom: 1px solid var(--gw-line);
	background: var(--gw-paper);
	position: sticky;
	top: 0;
	z-index: 40;
}

.gw-header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: var(--gw-space-2) var(--gw-space-3);
	max-width: var(--gw-max-width);
	margin: 0 auto;
}

.gw-wordmark {
	display: flex;
	align-items: baseline;
	gap: 10px;
	font-family: var(--gw-font-display);
	font-size: 1.35rem;
	font-weight: 700;
	letter-spacing: 0.01em;
	color: var(--gw-ink);
}

.gw-wordmark span.gw-mark-gold {
	color: var(--gw-gold-deep);
}

.gw-nav ul {
	display: flex;
	gap: var(--gw-space-4);
}

.gw-nav ul li + li {
	margin-left: 0; /* gap handles spacing in modern browsers */
}

.gw-nav a {
	font-size: 0.92rem;
	color: var(--gw-ink-soft);
	border-bottom: 1px solid transparent;
	padding-bottom: 2px;
	margin-right: var(--gw-space-4); /* fallback for browsers without flex gap support */
	transition: border-color 0.15s ease, color 0.15s ease;
}

.gw-nav ul li:last-child a {
	margin-right: 0;
}

.gw-nav a:hover {
	color: var(--gw-ink);
	border-color: var(--gw-gold);
}

.gw-nav-toggle {
	display: none;
	background: none;
	border: 1px solid var(--gw-line);
	border-radius: var(--gw-radius);
	padding: 6px 10px;
	font-family: var(--gw-font-body);
	cursor: pointer;
}

@media (max-width: 780px) {
	.gw-nav { display: none; }
	.gw-nav.is-open { display: block; width: 100%; padding: var(--gw-space-2) var(--gw-space-3); }
	.gw-nav.is-open ul { flex-direction: column; gap: var(--gw-space-2); }
	.gw-header-inner { flex-wrap: wrap; }
	.gw-nav-toggle { display: inline-block; }
}

/* ==========================================================================
   HERO — the verification specimen
   ========================================================================== */
.gw-hero {
	padding: var(--gw-space-6) 0 var(--gw-space-5);
	position: relative;
	overflow: hidden;
}

.gw-hero-grid {
	display: grid;
	grid-template-columns: 1.1fr 0.9fr;
	gap: var(--gw-space-5);
	align-items: center;
}

@media (max-width: 900px) {
	.gw-hero-grid { grid-template-columns: 1fr; gap: var(--gw-space-4); }
}

.gw-hero h1 {
	font-size: clamp(2.1rem, 4.2vw, 3.4rem);
	max-width: 14ch;
	margin-bottom: var(--gw-space-3);
}

.gw-hero-actions {
	display: flex;
	gap: var(--gw-space-2);
	flex-wrap: wrap;
}

/* Buttons */
.gw-btn {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 13px 26px;
	border-radius: var(--gw-radius);
	font-family: var(--gw-font-body);
	font-size: 0.95rem;
	font-weight: 600;
	cursor: pointer;
	border: 1px solid transparent;
	transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.15s ease;
}
.gw-btn:active { transform: translateY(1px); }

.gw-btn-primary {
	background: var(--gw-ink);
	color: var(--gw-paper);
}
.gw-btn-primary:hover {
	background: #000;
	box-shadow: 0 2px 0 var(--gw-gold);
}

.gw-btn-outline {
	background: transparent;
	border-color: var(--gw-ink);
	color: var(--gw-ink);
}
.gw-btn-outline:hover {
	border-color: var(--gw-gold-deep);
	color: var(--gw-gold-deep);
}

/* --- The specimen: a rendered batch tag/certificate, the hero's real subject --- */
.gw-specimen {
	position: relative;
	background: var(--gw-white);
	border: 1px solid var(--gw-line);
	border-radius: 6px;
	padding: var(--gw-space-4) var(--gw-space-3);
	box-shadow: 0 24px 60px -22px rgba(23, 20, 15, 0.32);
}

.gw-specimen::before {
	/* foil corner accent — one deliberate flourish, not repeated elsewhere */
	content: "";
	position: absolute;
	top: -1px;
	right: -1px;
	width: 64px;
	height: 64px;
	background: linear-gradient(135deg, transparent 50%, var(--gw-gold-bright) 50%);
	border-top-right-radius: 6px;
	opacity: 0.9;
}

.gw-specimen-label {
	font-family: var(--gw-font-mono);
	font-size: 0.72rem;
	color: var(--gw-ink-soft);
	letter-spacing: 0.03em;
	margin-bottom: var(--gw-space-2);
}

.gw-specimen-code {
	font-family: var(--gw-font-mono);
	font-size: clamp(1.1rem, 2.4vw, 1.5rem);
	font-weight: 600;
	color: var(--gw-ink);
	letter-spacing: 0.02em;
	line-height: 1.5;
	padding: var(--gw-space-2) 0;
	border-top: 1px dashed var(--gw-line);
	border-bottom: 1px dashed var(--gw-line);
}

.gw-specimen-code .gw-live-num {
	color: var(--gw-gold-deep);
	display: inline-block;
	min-width: 3ch;
}

.gw-specimen-foot {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-top: var(--gw-space-2);
	font-size: 0.8rem;
	color: var(--gw-ink-soft);
}

.gw-pulse-dot {
	display: inline-block;
	width: 7px;
	height: 7px;
	border-radius: 50%;
	background: var(--gw-gold);
	margin-right: 6px;
	animation: gw-pulse 2.4s ease-in-out infinite;
}

@keyframes gw-pulse {
	0%, 100% { opacity: 1; }
	50% { opacity: 0.35; }
}

/* ==========================================================================
   SINGLE PRODUCT PAGE
   ========================================================================== */
.gw-product-wrap {
	padding: var(--gw-space-5) 0;
}

.gw-product-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--gw-space-5);
	margin-bottom: var(--gw-space-5);
}

@media (max-width: 800px) {
	.gw-product-grid { grid-template-columns: 1fr; gap: var(--gw-space-3); }
}

.gw-product-image {
	border: 1px solid var(--gw-line);
	border-radius: 6px;
	overflow: hidden;
	background: var(--gw-parchment);
}

.gw-product-image img {
	width: 100%;
	height: auto;
	display: block;
}

.gw-product-image-empty {
	aspect-ratio: 4 / 3;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--gw-ink-soft);
	font-family: var(--gw-font-mono);
	font-size: 0.85rem;
}

.gw-product-title {
	font-family: var(--gw-font-mono);
	font-size: clamp(1.2rem, 2.4vw, 1.6rem);
	font-weight: 600;
	letter-spacing: 0.01em;
	color: var(--gw-ink);
	margin-bottom: var(--gw-space-2);
	line-height: 1.4;
}

.gw-product-excerpt {
	color: var(--gw-ink-soft);
	font-size: 1rem;
	margin-bottom: var(--gw-space-3);
}

.gw-spec-list {
	margin: 0;
	border-top: 1px solid var(--gw-line);
}

.gw-spec-row {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	padding: 12px 0;
	border-bottom: 1px solid var(--gw-line);
	gap: var(--gw-space-2);
}

.gw-spec-row dt {
	font-size: 0.85rem;
	color: var(--gw-ink-soft);
	flex-shrink: 0;
}

.gw-spec-row dd {
	margin: 0;
	font-family: var(--gw-font-mono);
	font-weight: 600;
	text-align: right;
	word-break: break-word;
}

.gw-product-description {
	max-width: 70ch;
	padding-top: var(--gw-space-4);
	border-top: 1px solid var(--gw-line);
}

.gw-product-description h2 {
	font-size: 1.2rem;
	margin-bottom: var(--gw-space-2);
}

.gw-product-description p {
	color: var(--gw-ink-soft);
}

/* ==========================================================================
   SECTION HEADINGS
   ========================================================================== */
.gw-section {
	padding: var(--gw-space-6) 0;
}

.gw-section-head {
	display: flex;
	justify-content: space-between;
	align-items: flex-end;
	gap: var(--gw-space-3);
	margin-bottom: var(--gw-space-4);
	border-bottom: 1px solid var(--gw-line);
	padding-bottom: var(--gw-space-2);
}

.gw-section-head h2 {
	font-size: clamp(1.5rem, 2.6vw, 2rem);
	margin: 0;
}

.gw-section-head p {
	margin: 0;
	color: var(--gw-ink-soft);
	font-size: 0.95rem;
}

/* ==========================================================================
   PRODUCT GRID
   ========================================================================== */
.gw-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
	gap: var(--gw-space-3);
}

.gw-card {
	background: var(--gw-white);
	border: 1px solid var(--gw-line);
	border-radius: var(--gw-radius);
	overflow: hidden;
	display: flex;
	flex-direction: column;
	transition: border-color 0.15s ease;
}
.gw-card:hover { border-color: var(--gw-gold); }

.gw-card-media {
	aspect-ratio: 4 / 3;
	background: var(--gw-parchment);
	background-image: repeating-linear-gradient(135deg, transparent, transparent 18px, rgba(23,20,15,0.03) 18px, rgba(23,20,15,0.03) 19px);
	overflow: hidden;
}
.gw-card-media img { width: 100%; height: 100%; object-fit: cover; }

.gw-card-body {
	padding: var(--gw-space-3);
	display: flex;
	flex-direction: column;
	gap: 10px;
	flex: 1;
}

.gw-card-name {
	font-family: var(--gw-font-mono);
	font-size: 0.95rem;
	font-weight: 600;
	letter-spacing: 0.01em;
	color: var(--gw-ink);
	margin: 0;
	line-height: 1.5;
}

.gw-card-excerpt {
	font-size: 0.88rem;
	color: var(--gw-ink-soft);
	margin: 0;
}

.gw-card-link {
	margin-top: auto;
	font-size: 0.88rem;
	font-weight: 700;
	color: var(--gw-ink);
	padding-top: var(--gw-space-1);
}

.gw-empty {
	border: 1px dashed var(--gw-line);
	border-radius: var(--gw-radius);
	padding: var(--gw-space-4);
	color: var(--gw-ink-soft);
	text-align: center;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.gw-footer {
	border-top: 1px solid var(--gw-line);
	background: var(--gw-parchment);
	margin-top: var(--gw-space-6);
	padding: var(--gw-space-5) 0 var(--gw-space-3);
}

.gw-footer-grid {
	display: grid;
	grid-template-columns: 1.4fr 1fr 1fr;
	gap: var(--gw-space-4);
	margin-bottom: var(--gw-space-4);
}

@media (max-width: 700px) {
	.gw-footer-grid { grid-template-columns: 1fr; }
}

.gw-footer h4 {
	font-family: var(--gw-font-body);
	font-size: 0.85rem;
	color: var(--gw-ink-soft);
	margin-bottom: var(--gw-space-2);
}

.gw-footer ul li { margin-bottom: 8px; }
.gw-footer ul a {
	font-size: 0.9rem;
	color: var(--gw-ink);
}
.gw-footer ul a:hover { color: var(--gw-gold-deep); }

.gw-footer-bottom {
	border-top: 1px solid var(--gw-line);
	padding-top: var(--gw-space-3);
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: var(--gw-space-2);
	font-size: 0.82rem;
	color: var(--gw-ink-soft);
}

/* ==========================================================================
   404
   ========================================================================== */
.gw-404 {
	max-width: 640px;
	margin: 0 auto;
	padding: var(--gw-space-6) var(--gw-space-3);
	text-align: center;
}