/**
 * Shufeng Bilingual Gallery - Premium Art Gallery CSS
 * Version: 3.0
 * For: shufengknifeart.com
 * Works with: Astra theme + Polylang
 */

/* ==========================================================================
   1. CSS Custom Properties (Color System)
   ========================================================================== */
:root {
	--sf-cream: #f7f3ed;
	--sf-cream-dark: #ede7db;
	--sf-ink: #1a1a1a;
	--sf-ink-light: #3a3a3a;
	--sf-ink-green: #2d3a2e;
	--sf-ink-green-light: #4a5d4c;
	--sf-gold: #c9a96e;
	--sf-gold-light: #e8d5a3;
	--sf-gold-dark: #a8894e;
	--sf-mist: rgba(200, 195, 185, 0.3);
	--sf-mist-heavy: rgba(200, 195, 185, 0.5);
	--sf-white: #ffffff;
	--sf-shadow: rgba(26, 26, 26, 0.08);
	--sf-shadow-heavy: rgba(26, 26, 26, 0.15);
	--sf-transition: cubic-bezier(0.25, 0.1, 0.25, 1);
	--sf-transition-slow: cubic-bezier(0.4, 0, 0.2, 1);
	--sf-font-heading: 'Cormorant Garamond', 'Noto Serif SC', 'Georgia', serif;
	--sf-font-body: 'Noto Serif SC', 'Georgia', 'Times New Roman', serif;
	--sf-font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
	--sf-max-width: 1400px;
	--sf-section-pad: 100px;
	--sf-radius: 2px;
}

/* ==========================================================================
   2. Base / Reset Styles
   ========================================================================== */
body.shufeng-bilingual {
	background-color: var(--sf-cream);
	color: var(--sf-ink);
	font-family: var(--sf-font-body);
	font-size: 16px;
	line-height: 1.8;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	overflow-x: hidden;
}

body.shufeng-bilingual *,
body.shufeng-bilingual *::before,
body.shufeng-bilingual *::after {
	box-sizing: border-box;
}

body.shufeng-bilingual ::selection {
	background-color: var(--sf-gold-light);
	color: var(--sf-ink);
}

body.shufeng-bilingual h1,
body.shufeng-bilingual h2,
body.shufeng-bilingual h3,
body.shufeng-bilingual h4,
body.shufeng-bilingual h5,
body.shufeng-bilingual h6 {
	font-family: var(--sf-font-heading);
	font-weight: 400;
	line-height: 1.3;
	color: var(--sf-ink);
	letter-spacing: 0.02em;
}

body.shufeng-bilingual h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
body.shufeng-bilingual h2 { font-size: clamp(1.6rem, 4vw, 2.8rem); }
body.shufeng-bilingual h3 { font-size: clamp(1.3rem, 3vw, 2rem); }
body.shufeng-bilingual h4 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }

body.shufeng-bilingual p {
	margin-bottom: 1.2em;
	color: var(--sf-ink-light);
}

body.shufeng-bilingual a {
	color: var(--sf-ink-green);
	text-decoration: none;
	transition: color 0.3s var(--sf-transition);
}

body.shufeng-bilingual a:hover {
	color: var(--sf-gold-dark);
}

body.shufeng-bilingual img {
	max-width: 100%;
	height: auto;
	display: block;
}

body.shufeng-bilingual .site-content {
	background-color: var(--sf-cream);
}

/* Rice paper texture overlay */
body.shufeng-bilingual::before {
	content: '';
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
	pointer-events: none;
	z-index: 0;
}

/* ==========================================================================
   3. Language Switcher
   ========================================================================== */
.sf-language-switcher {
	position: fixed;
	top: 50%;
	right: 20px;
	transform: translateY(-50%);
	z-index: 9998;
}

.sf-lang-toggle {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 4px;
	padding: 12px 10px;
	background: rgba(247, 243, 237, 0.95);
	backdrop-filter: blur(10px);
	-webkit-backdrop-filter: blur(10px);
	border: 1px solid var(--sf-gold-light);
	border-radius: 24px;
	font-family: var(--sf-font-sans);
	font-size: 12px;
	font-weight: 500;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--sf-ink-light);
	text-decoration: none;
	transition: all 0.3s var(--sf-transition);
	box-shadow: 0 2px 12px var(--sf-shadow);
	writing-mode: vertical-rl;
	text-orientation: mixed;
}

.sf-lang-toggle:hover {
	background: var(--sf-white);
	border-color: var(--sf-gold);
	color: var(--sf-ink);
	box-shadow: 0 4px 20px var(--sf-shadow-heavy);
	transform: translateY(-50%) scale(1.05);
}

.sf-lang-active {
	color: var(--sf-gold-dark);
	font-weight: 700;
}

.sf-lang-divider {
	color: var(--sf-gold-light);
	margin: 4px 0;
	font-size: 10px;
}

/* ==========================================================================
   4. Hero Banner
   ========================================================================== */
.sf-hero {
	position: relative;
	width: 100%;
	height: 100vh;
	min-height: 600px;
	max-height: 1200px;
	overflow: hidden;
	background-color: var(--sf-ink);
}

.sf-hero-slides {
	position: relative;
	width: 100%;
	height: 100%;
}

.sf-hero-slide {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	opacity: 0;
	transition: opacity 1.2s var(--sf-transition-slow);
}

.sf-hero-slide.sf-slide-active {
	opacity: 1;
}

.sf-hero-slide img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	/* Ken Burns effect */
	animation: sfKenBurns 20s ease-in-out infinite alternate;
	transform: scale(1);
}

@keyframes sfKenBurns {
	0% {
		transform: scale(1) translate(0, 0);
	}
	100% {
		transform: scale(1.08) translate(-1%, -1%);
	}
}

.sf-hero-slide:nth-child(2) img {
	animation-delay: -7s;
	animation-duration: 25s;
}

.sf-hero-slide:nth-child(3) img {
	animation-delay: -14s;
	animation-duration: 22s;
}

.sf-hero-overlay {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: linear-gradient(
		to bottom,
		rgba(26, 26, 26, 0.1) 0%,
		rgba(26, 26, 26, 0.3) 50%,
		rgba(26, 26, 26, 0.65) 100%
	);
	z-index: 1;
}

.sf-hero-content {
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	padding: 60px 40px 80px;
	z-index: 2;
	text-align: center;
}

.sf-hero-title {
	font-family: var(--sf-font-heading);
	font-size: clamp(2.5rem, 6vw, 5rem);
	font-weight: 300;
	color: var(--sf-white);
	letter-spacing: 0.08em;
	margin-bottom: 16px;
	text-shadow: 0 2px 40px rgba(0, 0, 0, 0.4);
	opacity: 0;
	transform: translateY(30px);
	animation: sfFadeUp 1s var(--sf-transition-slow) 0.3s forwards;
}

.sf-hero-subtitle {
	font-family: var(--sf-font-body);
	font-size: clamp(1rem, 2vw, 1.4rem);
	font-weight: 300;
	color: var(--sf-gold-light);
	letter-spacing: 0.15em;
	margin-bottom: 32px;
	text-shadow: 0 1px 20px rgba(0, 0, 0, 0.3);
	opacity: 0;
	transform: translateY(20px);
	animation: sfFadeUp 1s var(--sf-transition-slow) 0.6s forwards;
}

.sf-hero-cta {
	display: inline-block;
	padding: 14px 40px;
	border: 1px solid var(--sf-gold-light);
	color: var(--sf-white);
	font-family: var(--sf-font-sans);
	font-size: 13px;
	font-weight: 400;
	letter-spacing: 0.2em;
	text-transform: uppercase;
	text-decoration: none;
	transition: all 0.4s var(--sf-transition);
	opacity: 0;
	transform: translateY(20px);
	animation: sfFadeUp 1s var(--sf-transition-slow) 0.9s forwards;
}

.sf-hero-cta:hover {
	background: var(--sf-gold);
	border-color: var(--sf-gold);
	color: var(--sf-ink);
}

/* Hero dot progress */
.sf-hero-dots {
	position: absolute;
	bottom: 30px;
	left: 50%;
	transform: translateX(-50%);
	z-index: 3;
	display: flex;
	gap: 12px;
	align-items: center;
}

.sf-hero-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.4);
	cursor: pointer;
	transition: all 0.4s var(--sf-transition);
}

.sf-hero-dot.sf-dot-active {
	background: var(--sf-gold);
	width: 32px;
	border-radius: 4px;
}

/* Hero scroll indicator */
.sf-hero-scroll {
	position: absolute;
	bottom: 30px;
	right: 40px;
	z-index: 3;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 8px;
}

.sf-hero-scroll-line {
	width: 1px;
	height: 60px;
	background: linear-gradient(to bottom, var(--sf-gold-light), transparent);
	animation: sfScrollPulse 2s ease-in-out infinite;
}

@keyframes sfScrollPulse {
	0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
	50% { opacity: 1; transform: scaleY(1); }
}

@keyframes sfFadeUp {
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

/* ==========================================================================
   5. Section Layouts
   ========================================================================== */
.sf-section {
	position: relative;
	padding: var(--sf-section-pad) 0;
	overflow: hidden;
}

.sf-section-inner {
	max-width: var(--sf-max-width);
	margin: 0 auto;
	padding: 0 40px;
}

.sf-section-header {
	text-align: center;
	margin-bottom: 60px;
}

.sf-section-label {
	display: inline-block;
	font-family: var(--sf-font-sans);
	font-size: 11px;
	font-weight: 500;
	letter-spacing: 0.3em;
	text-transform: uppercase;
	color: var(--sf-gold-dark);
	margin-bottom: 16px;
}

.sf-section-title {
	font-family: var(--sf-font-heading);
	font-size: clamp(1.8rem, 4vw, 3rem);
	font-weight: 300;
	color: var(--sf-ink);
	margin-bottom: 20px;
}

.sf-section-divider {
	width: 60px;
	height: 1px;
	background: var(--sf-gold);
	margin: 0 auto;
}

.sf-section-desc {
	max-width: 700px;
	margin: 20px auto 0;
	font-size: 1.05rem;
	line-height: 1.9;
	color: var(--sf-ink-light);
}

/* Section with mist background */
.sf-section-mist {
	position: relative;
}

.sf-section-mist::before {
	content: '';
	position: absolute;
	top: -100px;
	left: 0;
	width: 100%;
	height: 200px;
	background: linear-gradient(to bottom, transparent, var(--sf-mist), transparent);
	pointer-events: none;
}

/* Section background variations */
.sf-section-dark {
	background-color: var(--sf-ink);
	color: var(--sf-cream);
}

.sf-section-dark .sf-section-title {
	color: var(--sf-cream);
}

.sf-section-dark .sf-section-desc {
	color: rgba(247, 243, 237, 0.7);
}

.sf-section-dark p {
	color: rgba(247, 243, 237, 0.7);
}

/* Gold accent line */
.sf-gold-line {
	width: 100%;
	height: 1px;
	background: linear-gradient(to right, transparent, var(--sf-gold-light), var(--sf-gold), var(--sf-gold-light), transparent);
}

/* ==========================================================================
   6. About Section
   ========================================================================== */
.sf-about-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 80px;
	align-items: center;
}

.sf-about-image {
	position: relative;
}

.sf-about-image img {
	width: 100%;
	border-radius: var(--sf-radius);
	box-shadow: 0 20px 60px var(--sf-shadow-heavy);
}

.sf-about-image::after {
	content: '';
	position: absolute;
	top: 20px;
	left: 20px;
	width: 100%;
	height: 100%;
	border: 1px solid var(--sf-gold-light);
	border-radius: var(--sf-radius);
	z-index: -1;
}

.sf-about-text h3 {
	font-size: 1.6rem;
	margin-bottom: 20px;
	color: var(--sf-ink-green);
}

.sf-about-text p {
	font-size: 1.05rem;
	line-height: 2;
}

/* ==========================================================================
   7. Art Cards / Works Grid
   ========================================================================== */
.sf-works-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 30px;
}

.sf-art-card {
	position: relative;
	overflow: hidden;
	border-radius: var(--sf-radius);
	background: var(--sf-white);
	box-shadow: 0 4px 20px var(--sf-shadow);
	transition: all 0.5s var(--sf-transition);
	cursor: pointer;
}

.sf-art-card:hover {
	transform: translateY(-8px);
	box-shadow: 0 20px 60px var(--sf-shadow-heavy);
}

.sf-art-card-image {
	position: relative;
	overflow: hidden;
	aspect-ratio: 4 / 5;
}

.sf-art-card-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.8s var(--sf-transition-slow);
}

.sf-art-card:hover .sf-art-card-image img {
	transform: scale(1.08);
}

.sf-art-card-overlay {
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	padding: 30px 20px 20px;
	background: linear-gradient(to top, rgba(26, 26, 26, 0.7), transparent);
	opacity: 0;
	transform: translateY(10px);
	transition: all 0.4s var(--sf-transition);
}

.sf-art-card:hover .sf-art-card-overlay {
	opacity: 1;
	transform: translateY(0);
}

.sf-art-card-overlay span {
	font-family: var(--sf-font-sans);
	font-size: 12px;
	color: var(--sf-gold-light);
	letter-spacing: 0.1em;
	text-transform: uppercase;
}

.sf-art-card-info {
	padding: 20px;
}

.sf-art-card-title {
	font-family: var(--sf-font-heading);
	font-size: 1.2rem;
	font-weight: 400;
	color: var(--sf-ink);
	margin-bottom: 6px;
}

.sf-art-card-medium {
	font-family: var(--sf-font-sans);
	font-size: 12px;
	color: var(--sf-ink-light);
	letter-spacing: 0.05em;
}

/* Masonry variant */
.sf-works-masonry {
	columns: 3;
	column-gap: 30px;
}

.sf-works-masonry .sf-art-card {
	break-inside: avoid;
	margin-bottom: 30px;
}

/* ==========================================================================
   8. Media Report Cards
   ========================================================================== */
.sf-media-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 30px;
}

.sf-media-card {
	position: relative;
	padding: 30px;
	background: var(--sf-white);
	border-radius: var(--sf-radius);
	border: 1px solid rgba(200, 195, 185, 0.2);
	transition: all 0.4s var(--sf-transition);
}

.sf-media-card:hover {
	transform: translateY(-4px);
	box-shadow: 0 12px 40px var(--sf-shadow-heavy);
	border-color: var(--sf-gold-light);
}

.sf-media-card-source {
	font-family: var(--sf-font-sans);
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.15em;
	text-transform: uppercase;
	color: var(--sf-gold-dark);
	margin-bottom: 12px;
}

.sf-media-card-title {
	font-family: var(--sf-font-heading);
	font-size: 1.3rem;
	font-weight: 400;
	color: var(--sf-ink);
	margin-bottom: 12px;
	line-height: 1.5;
}

.sf-media-card-excerpt {
	font-size: 0.95rem;
	line-height: 1.8;
	color: var(--sf-ink-light);
}

.sf-media-card-date {
	font-family: var(--sf-font-sans);
	font-size: 12px;
	color: var(--sf-ink-light);
	margin-top: 16px;
	opacity: 0.6;
}

/* ==========================================================================
   9. Award Certificates
   ========================================================================== */
.sf-awards-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 24px;
}

.sf-award-card {
	position: relative;
	overflow: hidden;
	border-radius: var(--sf-radius);
	cursor: pointer;
	aspect-ratio: 3 / 4;
	box-shadow: 0 4px 16px var(--sf-shadow);
	transition: all 0.4s var(--sf-transition);
}

.sf-award-card:hover {
	transform: scale(1.03);
	box-shadow: 0 12px 40px var(--sf-shadow-heavy);
}

.sf-award-card img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.6s var(--sf-transition-slow);
}

.sf-award-card:hover img {
	transform: scale(1.05);
}

.sf-award-card-label {
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	padding: 16px;
	background: linear-gradient(to top, rgba(26, 26, 26, 0.8), transparent);
	font-family: var(--sf-font-sans);
	font-size: 12px;
	color: var(--sf-cream);
	letter-spacing: 0.05em;
}

/* Certificate lightbox */
.sf-lightbox {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.9);
	z-index: 99999;
	display: none;
	align-items: center;
	justify-content: center;
	cursor: zoom-out;
}

.sf-lightbox.sf-lightbox-open {
	display: flex;
	animation: sfFadeIn 0.3s ease;
}

.sf-lightbox img {
	max-width: 90%;
	max-height: 90vh;
	object-fit: contain;
	border-radius: var(--sf-radius);
	box-shadow: 0 0 80px rgba(0, 0, 0, 0.5);
}

.sf-lightbox-close {
	position: absolute;
	top: 20px;
	right: 30px;
	width: 40px;
	height: 40px;
	background: none;
	border: none;
	color: var(--sf-white);
	font-size: 28px;
	cursor: pointer;
	opacity: 0.7;
	transition: opacity 0.3s;
}

.sf-lightbox-close:hover {
	opacity: 1;
}

@keyframes sfFadeIn {
	from { opacity: 0; }
	to { opacity: 1; }
}

/* ==========================================================================
   10. Technique / Process Section
   ========================================================================== */
.sf-process-steps {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 40px;
	position: relative;
}

.sf-process-steps::before {
	content: '';
	position: absolute;
	top: 40px;
	left: 10%;
	width: 80%;
	height: 1px;
	background: linear-gradient(to right, transparent, var(--sf-gold-light), var(--sf-gold), var(--sf-gold-light), transparent);
}

.sf-process-step {
	text-align: center;
	position: relative;
}

.sf-step-number {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 80px;
	height: 80px;
	border-radius: 50%;
	border: 1px solid var(--sf-gold);
	font-family: var(--sf-font-heading);
	font-size: 1.8rem;
	color: var(--sf-gold-dark);
	margin-bottom: 24px;
	background: var(--sf-cream);
	position: relative;
	z-index: 1;
	transition: all 0.4s var(--sf-transition);
}

.sf-process-step:hover .sf-step-number {
	background: var(--sf-gold);
	color: var(--sf-cream);
}

.sf-step-title {
	font-family: var(--sf-font-heading);
	font-size: 1.2rem;
	font-weight: 400;
	color: var(--sf-ink);
	margin-bottom: 12px;
}

.sf-step-desc {
	font-size: 0.95rem;
	line-height: 1.8;
	color: var(--sf-ink-light);
}

/* ==========================================================================
   11. Commission Section
   ========================================================================== */
.sf-commission-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 60px;
	align-items: start;
}

.sf-commission-info h3 {
	font-size: 1.5rem;
	margin-bottom: 20px;
}

.sf-commission-info p {
	font-size: 1rem;
	line-height: 1.9;
}

.sf-commission-list {
	list-style: none;
	padding: 0;
	margin: 24px 0;
}

.sf-commission-list li {
	position: relative;
	padding: 12px 0 12px 28px;
	font-size: 1rem;
	color: var(--sf-ink-light);
	border-bottom: 1px solid rgba(200, 195, 185, 0.3);
}

.sf-commission-list li::before {
	content: '';
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 8px;
	height: 8px;
	border: 1px solid var(--sf-gold);
	border-radius: 50%;
}

.sf-commission-form {
	background: var(--sf-white);
	padding: 40px;
	border-radius: var(--sf-radius);
	box-shadow: 0 8px 30px var(--sf-shadow);
	border: 1px solid rgba(200, 195, 185, 0.2);
}

.sf-commission-form h3 {
	font-size: 1.3rem;
	margin-bottom: 24px;
}

.sf-form-group {
	margin-bottom: 20px;
}

.sf-form-group label {
	display: block;
	font-family: var(--sf-font-sans);
	font-size: 12px;
	font-weight: 500;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--sf-ink-light);
	margin-bottom: 8px;
}

.sf-form-group input,
.sf-form-group textarea,
.sf-form-group select {
	width: 100%;
	padding: 14px 18px;
	border: 1px solid rgba(200, 195, 185, 0.4);
	border-radius: var(--sf-radius);
	font-family: var(--sf-font-body);
	font-size: 1rem;
	color: var(--sf-ink);
	background: var(--sf-cream);
	transition: all 0.3s var(--sf-transition);
}

.sf-form-group input:focus,
.sf-form-group textarea:focus,
.sf-form-group select:focus {
	outline: none;
	border-color: var(--sf-gold);
	box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.15);
}

.sf-form-group textarea {
	min-height: 120px;
	resize: vertical;
}

.sf-form-submit {
	display: inline-block;
	padding: 14px 40px;
	background: var(--sf-ink-green);
	border: none;
	border-radius: var(--sf-radius);
	color: var(--sf-cream);
	font-family: var(--sf-font-sans);
	font-size: 13px;
	font-weight: 500;
	letter-spacing: 0.15em;
	text-transform: uppercase;
	cursor: pointer;
	transition: all 0.4s var(--sf-transition);
}

.sf-form-submit:hover {
	background: var(--sf-gold-dark);
	color: var(--sf-white);
}

/* ==========================================================================
   12. Contact Section
   ========================================================================== */
.sf-contact-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 60px;
}

.sf-contact-info-item {
	display: flex;
	gap: 20px;
	margin-bottom: 32px;
}

.sf-contact-icon {
	flex-shrink: 0;
	width: 48px;
	height: 48px;
	display: flex;
	align-items: center;
	justify-content: center;
	border: 1px solid var(--sf-gold-light);
	border-radius: 50%;
	color: var(--sf-gold-dark);
}

.sf-contact-detail h4 {
	font-family: var(--sf-font-heading);
	font-size: 1.1rem;
	font-weight: 400;
	margin-bottom: 4px;
}

.sf-contact-detail p {
	font-size: 0.95rem;
	margin-bottom: 0;
}

/* Contact map placeholder */
.sf-contact-map {
	width: 100%;
	height: 400px;
	background: var(--sf-cream-dark);
	border-radius: var(--sf-radius);
	overflow: hidden;
}

/* ==========================================================================
   13. Premium Footer
   ========================================================================== */
.sf-premium-footer {
	position: relative;
	background: var(--sf-ink);
	color: var(--sf-cream);
	padding: 80px 0 0;
	overflow: hidden;
}

.sf-footer-mist {
	position: absolute;
	top: -60px;
	left: 0;
	width: 100%;
	height: 120px;
	background: linear-gradient(to bottom, var(--sf-cream), transparent);
	pointer-events: none;
}

.sf-footer-inner {
	position: relative;
	z-index: 1;
}

.sf-footer-grid {
	display: grid;
	grid-template-columns: 1.5fr 1fr 1fr 1fr;
	gap: 60px;
	max-width: var(--sf-max-width);
	margin: 0 auto;
	padding: 0 40px 60px;
}

.sf-footer-logo {
	width: 60px;
	height: auto;
	margin-bottom: 16px;
}

.sf-footer-tagline {
	font-family: var(--sf-font-heading);
	font-size: 1.1rem;
	font-weight: 300;
	color: rgba(247, 243, 237, 0.7);
	line-height: 1.6;
}

.sf-footer-heading {
	font-family: var(--sf-font-heading);
	font-size: 1rem;
	font-weight: 400;
	color: var(--sf-gold-light);
	letter-spacing: 0.1em;
	margin-bottom: 20px;
	padding-bottom: 12px;
	border-bottom: 1px solid rgba(200, 195, 185, 0.15);
}

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

.sf-footer-links li {
	margin-bottom: 10px;
}

.sf-footer-links a {
	font-family: var(--sf-font-sans);
	font-size: 14px;
	color: rgba(247, 243, 237, 0.6);
	text-decoration: none;
	transition: all 0.3s var(--sf-transition);
	letter-spacing: 0.03em;
}

.sf-footer-links a:hover {
	color: var(--sf-gold-light);
	padding-left: 4px;
}

.sf-footer-detail {
	font-family: var(--sf-font-sans);
	font-size: 14px;
	color: rgba(247, 243, 237, 0.6);
	margin-bottom: 10px;
	line-height: 1.6;
}

.sf-footer-social {
	display: flex;
	gap: 16px;
	margin-top: 8px;
}

.sf-social-link {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 40px;
	height: 40px;
	border: 1px solid rgba(200, 195, 185, 0.2);
	border-radius: 50%;
	color: rgba(247, 243, 237, 0.6);
	transition: all 0.3s var(--sf-transition);
}

.sf-social-link:hover {
	border-color: var(--sf-gold);
	color: var(--sf-gold-light);
	background: rgba(201, 169, 110, 0.1);
}

/* Footer bottom */
.sf-footer-bottom {
	padding: 0 40px;
}

.sf-footer-gold-line {
	width: 100%;
	height: 1px;
	background: linear-gradient(to right, transparent, rgba(201, 169, 110, 0.3), transparent);
}

.sf-footer-bottom-inner {
	max-width: var(--sf-max-width);
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 24px 0;
}

.sf-copyright {
	font-family: var(--sf-font-sans);
	font-size: 12px;
	color: rgba(247, 243, 237, 0.4);
	margin: 0;
}

.sf-footer-lang-links {
	display: flex;
	gap: 12px;
	align-items: center;
}

.sf-footer-lang-links a {
	font-family: var(--sf-font-sans);
	font-size: 12px;
	color: rgba(247, 243, 237, 0.4);
	text-decoration: none;
	transition: color 0.3s;
}

.sf-footer-lang-links a:hover {
	color: var(--sf-gold-light);
}

.sf-footer-lang-divider {
	color: rgba(247, 243, 237, 0.2);
	font-size: 12px;
}

/* ==========================================================================
   14. Floating Contact Buttons
   ========================================================================== */
.sf-float-btn {
	position: fixed;
	bottom: 30px;
	right: 30px;
	width: 56px;
	height: 56px;
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 9997;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
	transition: all 0.4s var(--sf-transition);
	cursor: pointer;
	opacity: 0;
	transform: translateY(20px);
}

.sf-float-btn.sf-float-visible {
	opacity: 1;
	transform: translateY(0);
}

.sf-float-btn a {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 100%;
	height: 100%;
}

.sf-float-whatsapp {
	background: #25D366;
}

.sf-float-whatsapp:hover {
	background: #1da851;
	transform: scale(1.1);
}

.sf-float-wechat {
	background: #07C160;
}

.sf-float-wechat:hover {
	background: #06ad56;
	transform: scale(1.1);
}

.sf-float-tooltip {
	position: absolute;
	right: 68px;
	top: 50%;
	transform: translateY(-50%);
	padding: 8px 16px;
	background: var(--sf-ink);
	color: var(--sf-cream);
	font-family: var(--sf-font-sans);
	font-size: 12px;
	white-space: nowrap;
	border-radius: 4px;
	opacity: 0;
	pointer-events: none;
	transition: opacity 0.3s var(--sf-transition);
}

.sf-float-tooltip::after {
	content: '';
	position: absolute;
	right: -6px;
	top: 50%;
	transform: translateY(-50%);
	border: 3px solid transparent;
	border-left-color: var(--sf-ink);
}

.sf-float-btn:hover .sf-float-tooltip {
	opacity: 1;
}

/* ==========================================================================
   15. Scroll Reveal Animations
   ========================================================================== */
.sf-reveal {
	opacity: 0;
	transform: translateY(40px);
	transition: opacity 0.8s var(--sf-transition-slow), transform 0.8s var(--sf-transition-slow);
}

.sf-reveal.sf-revealed {
	opacity: 1;
	transform: translateY(0);
}

.sf-reveal-left {
	opacity: 0;
	transform: translateX(-40px);
	transition: opacity 0.8s var(--sf-transition-slow), transform 0.8s var(--sf-transition-slow);
}

.sf-reveal-left.sf-revealed {
	opacity: 1;
	transform: translateX(0);
}

.sf-reveal-right {
	opacity: 0;
	transform: translateX(40px);
	transition: opacity 0.8s var(--sf-transition-slow), transform 0.8s var(--sf-transition-slow);
}

.sf-reveal-right.sf-revealed {
	opacity: 1;
	transform: translateX(0);
}

.sf-reveal-scale {
	opacity: 0;
	transform: scale(0.95);
	transition: opacity 0.8s var(--sf-transition-slow), transform 0.8s var(--sf-transition-slow);
}

.sf-reveal-scale.sf-revealed {
	opacity: 1;
	transform: scale(1);
}

/* Stagger children */
.sf-reveal-stagger > * {
	opacity: 0;
	transform: translateY(30px);
	transition: opacity 0.6s var(--sf-transition-slow), transform 0.6s var(--sf-transition-slow);
}

.sf-reveal-stagger.sf-revealed > *:nth-child(1) { transition-delay: 0s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(2) { transition-delay: 0.1s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(3) { transition-delay: 0.2s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(4) { transition-delay: 0.3s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(5) { transition-delay: 0.4s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(6) { transition-delay: 0.5s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(7) { transition-delay: 0.6s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(8) { transition-delay: 0.7s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(9) { transition-delay: 0.8s; }
.sf-reveal-stagger.sf-revealed > *:nth-child(10) { transition-delay: 0.9s; }

.sf-reveal-stagger.sf-revealed > * {
	opacity: 1;
	transform: translateY(0);
}

/* ==========================================================================
   16. Header Scroll Effect
   ========================================================================== */
.sf-header-scrolled .ast-site-header {
	background: rgba(247, 243, 237, 0.95) !important;
	backdrop-filter: blur(12px);
	-webkit-backdrop-filter: blur(12px);
	box-shadow: 0 2px 20px var(--sf-shadow);
}

.sf-header-scrolled .ast-site-header .site-title-img,
.sf-header-scrolled .ast-site-header .custom-logo-link img {
	max-height: 50px !important;
	transition: max-height 0.4s var(--sf-transition);
}

/* ==========================================================================
   17. Artist Page Specific
   ========================================================================== */
.sf-artist-hero {
	position: relative;
	height: 70vh;
	min-height: 500px;
	overflow: hidden;
}

.sf-artist-hero img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.sf-artist-hero-overlay {
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 60%;
	background: linear-gradient(to top, var(--sf-cream), transparent);
}

.sf-artist-bio {
	max-width: 800px;
	margin: -80px auto 0;
	position: relative;
	z-index: 2;
	text-align: center;
	padding: 0 40px;
}

.sf-artist-bio h1 {
	font-size: clamp(2rem, 4vw, 3rem);
	margin-bottom: 8px;
}

.sf-artist-bio .sf-artist-title-en {
	font-family: var(--sf-font-heading);
	font-size: 1.2rem;
	font-style: italic;
	color: var(--sf-gold-dark);
	margin-bottom: 32px;
}

.sf-artist-bio p {
	font-size: 1.1rem;
	line-height: 2;
}

/* ==========================================================================
   18. Quote / Testimonial Block
   ========================================================================== */
.sf-quote-block {
	position: relative;
	padding: 60px 80px;
	text-align: center;
}

.sf-quote-block::before {
	content: '\201C';
	position: absolute;
	top: 0;
	left: 50%;
	transform: translateX(-50%);
	font-family: var(--sf-font-heading);
	font-size: 8rem;
	color: var(--sf-gold-light);
	line-height: 1;
	opacity: 0.4;
}

.sf-quote-text {
	font-family: var(--sf-font-heading);
	font-size: clamp(1.3rem, 3vw, 2rem);
	font-weight: 300;
	font-style: italic;
	color: var(--sf-ink);
	line-height: 1.6;
	max-width: 900px;
	margin: 0 auto 20px;
}

.sf-quote-author {
	font-family: var(--sf-font-sans);
	font-size: 13px;
	letter-spacing: 0.15em;
	text-transform: uppercase;
	color: var(--sf-gold-dark);
}

/* ==========================================================================
   19. Stats / Numbers Section
   ========================================================================== */
.sf-stats-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 40px;
	text-align: center;
}

.sf-stat-item {
	padding: 30px;
}

.sf-stat-number {
	font-family: var(--sf-font-heading);
	font-size: clamp(2.5rem, 5vw, 4rem);
	font-weight: 300;
	color: var(--sf-gold-dark);
	line-height: 1;
	margin-bottom: 12px;
}

.sf-stat-label {
	font-family: var(--sf-font-sans);
	font-size: 12px;
	letter-spacing: 0.15em;
	text-transform: uppercase;
	color: var(--sf-ink-light);
}

/* ==========================================================================
   20. Mobile Responsive - 768px
   ========================================================================== */
@media (max-width: 768px) {
	:root {
		--sf-section-pad: 60px;
	}

	.sf-language-switcher {
		position: relative;
		top: auto;
		right: auto;
		transform: none;
		display: flex;
		justify-content: center;
		padding: 12px 0;
	}

	.sf-lang-toggle {
		writing-mode: horizontal-tb;
		flex-direction: row;
		padding: 8px 20px;
		font-size: 11px;
	}

	.sf-lang-toggle:hover {
		transform: scale(1.05);
	}

	.sf-section-inner {
		padding: 0 20px;
	}

	.sf-hero {
		height: 80vh;
		min-height: 500px;
	}

	.sf-hero-content {
		padding: 40px 20px 100px;
	}

	.sf-hero-scroll {
		display: none;
	}

	.sf-about-grid,
	.sf-commission-grid,
	.sf-contact-grid {
		grid-template-columns: 1fr;
		gap: 40px;
	}

	.sf-works-grid {
		grid-template-columns: repeat(2, 1fr);
		gap: 16px;
	}

	.sf-works-masonry {
		columns: 2;
		column-gap: 16px;
	}

	.sf-media-grid {
		grid-template-columns: 1fr;
	}

	.sf-awards-grid {
		grid-template-columns: repeat(2, 1fr);
	}

	.sf-process-steps {
		grid-template-columns: repeat(2, 1fr);
		gap: 30px;
	}

	.sf-process-steps::before {
		display: none;
	}

	.sf-stats-grid {
		grid-template-columns: repeat(2, 1fr);
		gap: 20px;
	}

	.sf-footer-grid {
		grid-template-columns: 1fr 1fr;
		gap: 30px;
		padding: 0 20px 40px;
	}

	.sf-footer-bottom-inner {
		flex-direction: column;
		gap: 12px;
		text-align: center;
		padding: 20px;
	}

	.sf-footer-bottom {
		padding: 0 20px;
	}

	.sf-quote-block {
		padding: 40px 20px;
	}

	.sf-quote-block::before {
		font-size: 5rem;
	}

	.sf-artist-bio {
		margin-top: -40px;
	}

	.sf-float-btn {
		bottom: 20px;
		right: 20px;
		width: 50px;
		height: 50px;
	}

	.sf-float-tooltip {
		display: none;
	}

	/* Astra theme mobile nav fix */
	.ast-mobile-header-wrap {
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		scrollbar-width: none;
	}

	.ast-mobile-header-wrap::-webkit-scrollbar {
		display: none;
	}

	.ast-mobile-header-content {
		display: flex;
		flex-wrap: nowrap;
		min-width: max-content;
	}

	.ast-builder-menu-mobile .main-navigation .main-header-menu {
		display: flex;
		flex-wrap: nowrap;
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		scrollbar-width: none;
		padding-bottom: 4px;
	}

	.ast-builder-menu-mobile .main-navigation .main-header-menu::-webkit-scrollbar {
		display: none;
	}

	.ast-builder-menu-mobile .main-navigation .main-header-menu > .menu-item {
		flex-shrink: 0;
		white-space: nowrap;
	}
}

/* ==========================================================================
   21. Mobile Responsive - 640px
   ========================================================================== */
@media (max-width: 640px) {
	:root {
		--sf-section-pad: 48px;
	}

	.sf-hero {
		height: 70vh;
		min-height: 400px;
	}

	.sf-hero-title {
		font-size: 1.8rem;
		letter-spacing: 0.04em;
	}

	.sf-hero-subtitle {
		font-size: 0.9rem;
	}

	.sf-works-grid {
		grid-template-columns: 1fr;
		gap: 20px;
	}

	.sf-works-masonry {
		columns: 1;
	}

	.sf-awards-grid {
		grid-template-columns: 1fr;
	}

	.sf-process-steps {
		grid-template-columns: 1fr;
		gap: 24px;
	}

	.sf-stats-grid {
		grid-template-columns: 1fr 1fr;
	}

	.sf-footer-grid {
		grid-template-columns: 1fr;
		gap: 24px;
	}

	.sf-commission-form {
		padding: 24px;
	}

	.sf-section-header {
		margin-bottom: 40px;
	}

	.sf-art-card-info {
		padding: 14px;
	}

	.sf-art-card-title {
		font-size: 1rem;
	}
}

/* ==========================================================================
   22. Utility Classes
   ========================================================================== */
.sf-text-center { text-align: center; }
.sf-text-left { text-align: left; }
.sf-text-right { text-align: right; }
.sf-mt-0 { margin-top: 0 !important; }
.sf-mb-0 { margin-bottom: 0 !important; }
.sf-mt-1 { margin-top: 8px !important; }
.sf-mt-2 { margin-top: 16px !important; }
.sf-mt-3 { margin-top: 24px !important; }
.sf-mt-4 { margin-top: 32px !important; }
.sf-mb-1 { margin-bottom: 8px !important; }
.sf-mb-2 { margin-bottom: 16px !important; }
.sf-mb-3 { margin-bottom: 24px !important; }
.sf-mb-4 { margin-bottom: 32px !important; }
.sf-py-section { padding-top: var(--sf-section-pad); padding-bottom: var(--sf-section-pad); }

/* Gold decorative elements */
.sf-ornament {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 16px;
	margin: 24px 0;
}

.sf-ornament::before,
.sf-ornament::after {
	content: '';
	width: 40px;
	height: 1px;
	background: var(--sf-gold-light);
}

.sf-ornament-diamond {
	width: 6px;
	height: 6px;
	border: 1px solid var(--sf-gold);
	transform: rotate(45deg);
}

/* Full-width image */
.sf-full-image {
	width: 100%;
	height: 50vh;
	min-height: 300px;
	overflow: hidden;
}

.sf-full-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* ==========================================================================
   23. Print Styles
   ========================================================================== */
@media print {
	.sf-language-switcher,
	.sf-float-btn,
	.sf-hero-dots,
	.sf-hero-scroll,
	.sf-lightbox {
		display: none !important;
	}

	body.shufeng-bilingual {
		background: white;
		color: black;
	}

	.sf-hero {
		height: auto;
		min-height: auto;
		page-break-after: always;
	}
}