/* chinoiserieartgallery.com — 中国风艺术画廊 Timeless Eastern Art */
:root {
    --ink: #1d2726;
    --ink-soft: #4a5654;
    --paper: #f8f4ec;
    --paper-2: #efe7d7;
    --line: #ddd2bd;
    --jade: #2e5a53;
    --jade-dark: #1f403b;
    --celadon: #b9cdc0;
    --cinnabar: #a3392c;
    --gold: #b08d57;
    --sapphire: #1e3856;
    --white: #ffffff;
    --dark-color: #17201f;
    --primary-color: #1d2726;
    --accent-color: #d4b47c;
    --radius: 4px;
    --shadow: 0 18px 40px -24px rgba(29, 39, 38, .45);
    --transition: all .3s ease;
    --serif: "Noto Serif SC", "Songti SC", "STSong", serif;
    --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --latin: "Cormorant Garamond", Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.85;
    color: var(--ink);
    background: var(--paper);
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--jade); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--cinnabar); }
h1, h2, h3, h4 { font-family: var(--serif); font-weight: 600; line-height: 1.35; margin: 0 0 .6em; color: var(--ink); }
h1 { font-size: clamp(2rem, 4.4vw, 3.3rem); letter-spacing: .04em; }
h2 { font-size: clamp(1.55rem, 2.8vw, 2.25rem); letter-spacing: .03em; }
h3 { font-size: 1.22rem; }
p { margin: 0 0 1.1em; }
ul, ol { padding-left: 1.3em; }

.container { width: min(1200px, 100% - 40px); margin: 0 auto; }
.narrow { width: min(820px, 100% - 40px); margin: 0 auto; }
.section { padding: clamp(56px, 8vw, 104px) 0; }
.section-alt { background: var(--paper-2); }
.section-dark { background: var(--sapphire); color: #e9eef2; }
.section-dark h2, .section-dark h3 { color: #fff; }
.section-head { max-width: 760px; margin: 0 auto 48px; text-align: center; }
.section-head p { color: var(--ink-soft); }
.eyebrow {
    display: inline-block;
    font-family: var(--latin);
    font-size: 1rem;
    letter-spacing: .28em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: .7em;
}
.section-dark .eyebrow { color: var(--accent-color); }
.lead { font-size: 1.12rem; color: var(--ink-soft); }
.divider { width: 64px; height: 1px; background: var(--gold); margin: 22px auto; position: relative; }
.divider::after { content: ""; position: absolute; left: 50%; top: -4px; width: 9px; height: 9px; background: var(--paper); border: 1px solid var(--gold); transform: translateX(-50%) rotate(45deg); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .5em;
    padding: .85em 1.9em; border: 1px solid var(--jade); background: var(--jade); color: #fff;
    font-size: .95rem; letter-spacing: .12em; border-radius: var(--radius); cursor: pointer; transition: var(--transition);
}
.btn:hover { background: var(--jade-dark); border-color: var(--jade-dark); color: #fff; }
.btn-outline { background: transparent; color: var(--jade); }
.btn-outline:hover { background: var(--jade); color: #fff; }
.btn-light { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .7); }
.btn-light:hover { background: #fff; color: var(--ink); }
.btn-gold { background: var(--gold); border-color: var(--gold); }
.btn-gold:hover { background: #967545; border-color: #967545; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.center .btn-row, .btn-row.center { justify-content: center; }

/* ---------- Header ---------- */
.topbar { background: var(--dark-color); color: rgba(255, 255, 255, .75); font-size: .82rem; letter-spacing: .06em; }
.topbar .container { display: flex; justify-content: space-between; gap: 16px; padding: 7px 0; }
.topbar a { color: var(--accent-color); }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(248, 244, 236, .96); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); transition: var(--transition); }
.site-header.scrolled { box-shadow: 0 6px 24px -18px rgba(0, 0, 0, .5); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 78px; }
.logo a { display: flex; align-items: center; gap: 12px; color: var(--primary-color); text-decoration: none; transition: opacity .3s; }
.logo a:hover { opacity: .8; color: var(--primary-color); }
.logo-mark { width: 44px; height: 44px; flex: none; }
.logo-text { display: flex; flex-direction: column; line-height: 1.2; }
.logo-zh { font-family: var(--serif); font-size: 1.22rem; font-weight: 600; letter-spacing: .12em; }
.logo-en { font-family: var(--latin); font-size: .82rem; letter-spacing: .26em; color: var(--gold); text-transform: uppercase; }

.main-nav > ul { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.main-nav > ul > li { position: relative; }
.main-nav > ul > li > a { display: block; padding: 10px 13px; color: var(--ink); font-size: .95rem; letter-spacing: .08em; }
.main-nav > ul > li > a:hover, .main-nav > ul > li > a.active { color: var(--cinnabar); }
.main-nav .nav-cta { background: var(--jade); color: #fff !important; border-radius: var(--radius); padding: 9px 18px; margin-left: 8px; }
.main-nav .nav-cta:hover { background: var(--jade-dark); }
.has-sub > a::after { content: ""; display: inline-block; width: 6px; height: 6px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg); margin: 0 0 4px 8px; }
.sub {
    position: absolute; top: 100%; left: 50%; transform: translate(-50%, 8px); min-width: 250px;
    background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); padding: 12px 0;
    opacity: 0; visibility: hidden; transition: var(--transition);
}
.sub a { display: block; padding: 8px 22px; color: var(--ink); font-size: .93rem; }
.sub a small { display: block; font-family: var(--latin); color: var(--gold); letter-spacing: .08em; font-size: .78rem; }
.sub a:hover { background: var(--paper); color: var(--cinnabar); }
.has-sub:hover .sub, .has-sub:focus-within .sub { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; background: none; cursor: pointer; padding: 10px; }
.nav-toggle span { display: block; height: 1.5px; background: var(--ink); margin: 6px 0; transition: var(--transition); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: min(86vh, 760px); display: flex; align-items: center; color: #fff; overflow: hidden; background: var(--sapphire); }
.hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(14, 24, 30, .72) 0%, rgba(14, 24, 30, .38) 55%, rgba(14, 24, 30, .1) 100%); }
.hero .container { position: relative; z-index: 2; }
.hero-inner { max-width: 640px; }
.hero h1 { color: #fff; }
.hero .eyebrow { color: var(--accent-color); }
.hero p { font-size: 1.15rem; color: rgba(255, 255, 255, .9); }
.hero-en { font-family: var(--latin); font-size: clamp(1.1rem, 2vw, 1.45rem); letter-spacing: .2em; color: rgba(255, 255, 255, .85); display: block; margin-bottom: .6em; }

.page-hero { position: relative; padding: clamp(70px, 10vw, 130px) 0 clamp(56px, 8vw, 96px); color: #fff; background: var(--sapphire); overflow: hidden; }
.page-hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.page-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(14, 24, 30, .55), rgba(14, 24, 30, .72)); }
.page-hero .container { position: relative; z-index: 2; max-width: 860px; text-align: center; }
.page-hero h1 { color: #fff; }
.page-hero .eyebrow { color: var(--accent-color); }
.page-hero p { color: rgba(255, 255, 255, .9); font-size: 1.08rem; }
.breadcrumb { font-size: .85rem; color: var(--ink-soft); padding: 16px 0; }
.breadcrumb a { color: var(--ink-soft); }
.breadcrumb a:hover { color: var(--cinnabar); }
.breadcrumb span { margin: 0 .55em; color: var(--gold); }

/* ---------- Series cards ---------- */
.series-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.series-card { position: relative; display: block; overflow: hidden; background: #fff; border: 1px solid var(--line); color: var(--ink); }
.series-card .ph { aspect-ratio: 4 / 3; overflow: hidden; background: var(--paper-2); }
.series-card .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.series-card:hover .ph img { transform: scale(1.05); }
.series-card .body { padding: 22px 24px 26px; }
.series-card .en { font-family: var(--latin); color: var(--gold); letter-spacing: .1em; font-size: .92rem; }
.series-card h3 { margin: .25em 0 .4em; }
.series-card p { color: var(--ink-soft); font-size: .95rem; margin: 0 0 .8em; }
.series-card .count { font-size: .85rem; color: var(--cinnabar); letter-spacing: .08em; }
.series-card:hover { color: var(--ink); box-shadow: var(--shadow); }

/* ---------- Artwork masonry ---------- */
.masonry { columns: 3 300px; column-gap: 24px; }
.masonry.wide { columns: 2 420px; }
.work { break-inside: avoid; margin: 0 0 24px; display: block; background: #fff; border: 1px solid var(--line); color: var(--ink); }
.work img { width: 100%; height: auto; }
.work figcaption { padding: 14px 16px 16px; }
.work strong { font-family: var(--serif); font-weight: 600; display: block; font-size: 1.02rem; }
.work span { font-family: var(--latin); font-size: .88rem; color: var(--gold); letter-spacing: .04em; }
.work:hover { box-shadow: var(--shadow); color: var(--cinnabar); }

/* ---------- Split / feature ---------- */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.split.reverse .split-media { order: 2; }
.split-media img { width: 100%; box-shadow: var(--shadow); }
.split-media.frame { padding: 14px; background: #fff; border: 1px solid var(--line); }

.feature-list { list-style: none; padding: 0; margin: 0; }
.feature-list li { position: relative; padding-left: 1.6em; margin-bottom: .7em; }
.feature-list li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 8px; border: 1px solid var(--cinnabar); transform: rotate(45deg); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; counter-reset: s; }
.step { background: #fff; border: 1px solid var(--line); padding: 34px 28px; position: relative; }
.step .num { font-family: var(--latin); font-size: 2.6rem; color: var(--gold); line-height: 1; display: block; margin-bottom: 12px; }
.step h3 { margin-bottom: .3em; }
.step .en { font-family: var(--latin); letter-spacing: .14em; color: var(--ink-soft); font-size: .85rem; text-transform: uppercase; display: block; margin-bottom: .6em; }
.step p { color: var(--ink-soft); margin: 0; font-size: .96rem; }
.section-dark .step { background: rgba(255, 255, 255, .05); border-color: rgba(255, 255, 255, .15); }
.section-dark .step p, .section-dark .step .en { color: rgba(255, 255, 255, .75); }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.card { background: #fff; border: 1px solid var(--line); padding: 30px 26px; }
.card h3 { font-size: 1.12rem; }
.card p { color: var(--ink-soft); font-size: .95rem; margin: 0; }
.card .tag { font-family: var(--latin); color: var(--gold); letter-spacing: .14em; font-size: .82rem; text-transform: uppercase; display: block; margin-bottom: .5em; }

.quote { font-family: var(--serif); font-size: clamp(1.25rem, 2.4vw, 1.7rem); line-height: 1.7; text-align: center; max-width: 820px; margin: 0 auto; color: var(--ink); }
.quote small { display: block; font-family: var(--latin); font-size: 1rem; letter-spacing: .2em; color: var(--gold); margin-top: 1em; }
.section-dark .quote { color: #fff; }

/* ---------- Strip of images ---------- */
.strip { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.strip a { display: block; aspect-ratio: 3 / 4; overflow: hidden; }
.strip img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.strip a:hover img { transform: scale(1.06); }

/* ---------- Artwork detail ---------- */
.art-detail { display: grid; grid-template-columns: 1.35fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: start; }
.art-view { background: #fff; border: 1px solid var(--line); padding: 16px; position: sticky; top: 100px; }
.art-view a { display: block; cursor: zoom-in; }
.art-view .hint { font-size: .8rem; color: var(--ink-soft); text-align: center; margin: 10px 0 0; }
.art-info h1 { font-size: clamp(1.7rem, 3vw, 2.4rem); margin-bottom: .2em; }
.art-info .en { font-family: var(--latin); font-size: 1.15rem; color: var(--gold); letter-spacing: .06em; display: block; margin-bottom: 1.2em; }
.spec { list-style: none; padding: 0; margin: 24px 0; border-top: 1px solid var(--line); }
.spec li { display: flex; justify-content: space-between; gap: 18px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: .95rem; }
.spec li span { color: var(--ink-soft); flex: none; }
.spec li strong { font-weight: 500; text-align: right; }
.art-nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 36px; padding-top: 22px; border-top: 1px solid var(--line); font-size: .92rem; }

/* ---------- Article ---------- */
.article { font-size: 1.04rem; }
.article h2 { margin-top: 1.8em; font-size: clamp(1.35rem, 2.3vw, 1.75rem); }
.article h3 { margin-top: 1.4em; }
.article figure { margin: 2em 0; }
.article figcaption { font-size: .88rem; color: var(--ink-soft); text-align: center; margin-top: .6em; }
.article blockquote { margin: 1.6em 0; padding: 1em 1.5em; border-left: 3px solid var(--gold); background: var(--paper-2); font-family: var(--serif); }
.article table { width: 100%; border-collapse: collapse; margin: 1.5em 0; font-size: .95rem; }
.article th, .article td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.article th { background: var(--paper-2); font-weight: 500; }
.post-meta { color: var(--ink-soft); font-size: .9rem; }
.post-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.post-card { background: #fff; border: 1px solid var(--line); color: var(--ink); display: block; }
.post-card .ph { aspect-ratio: 16 / 9; overflow: hidden; }
.post-card .ph img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s; }
.post-card:hover .ph img { transform: scale(1.04); }
.post-card .body { padding: 24px 26px 28px; }
.post-card p { color: var(--ink-soft); font-size: .95rem; margin: 0; }
.post-card:hover { color: var(--ink); box-shadow: var(--shadow); }

/* ---------- FAQ ---------- */
.faq-list details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq-list summary { cursor: pointer; list-style: none; padding: 18px 40px 18px 0; position: relative; font-family: var(--serif); font-size: 1.08rem; font-weight: 600; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 6px; top: 14px; font-size: 1.5rem; color: var(--gold); font-family: var(--latin); }
.faq-list details[open] summary::after { content: "−"; }
.faq-answer { padding: 0 0 18px; color: var(--ink-soft); }
.faq-group { margin-bottom: 56px; }
.faq-group > h2 { font-size: 1.4rem; border-bottom: 1px solid var(--gold); padding-bottom: .5em; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: clamp(32px, 6vw, 72px); align-items: start; }
.contact-card { background: #fff; border: 1px solid var(--line); padding: 34px 30px; }
.contact-card h3 { margin-top: 1.2em; font-size: 1.05rem; }
.contact-card h3:first-child { margin-top: 0; }
.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; background: #fff; border: 1px solid var(--line); padding: 34px 30px; }
.contact-form .full { grid-column: 1 / -1; }
.contact-form label { display: block; font-size: .88rem; color: var(--ink-soft); margin-bottom: 6px; }
.contact-form input, .contact-form select, .contact-form textarea {
    width: 100%; padding: 12px 14px; border: 1px solid var(--line); background: var(--paper); font: inherit; font-size: .96rem; color: var(--ink); border-radius: var(--radius);
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: none; border-color: var(--jade); background: #fff; }
.contact-form textarea { min-height: 150px; resize: vertical; }
.contact-form button { grid-column: 1 / -1; justify-self: start; }
.contact-form .note { grid-column: 1 / -1; font-size: .85rem; color: var(--ink-soft); margin: 0; }

/* ---------- CTA band ---------- */
.cta-band { position: relative; padding: clamp(64px, 9vw, 110px) 0; text-align: center; color: #fff; background: var(--jade-dark); overflow: hidden; }
.cta-band > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .28; }
.cta-band .narrow { position: relative; z-index: 2; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255, 255, 255, .88); }
.cta-band .eyebrow { color: var(--accent-color); }
.cta-band .btn-row { justify-content: center; }

/* ---------- Footer ---------- */
footer { background: var(--dark-color); color: var(--white); padding: 3rem 0 1rem; margin-top: 0; }
.footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 2rem; margin-bottom: 2rem; }
.footer-section h3 { color: var(--white); margin-bottom: 1rem; font-size: 1.1rem; letter-spacing: .08em; }
.footer-section p, .footer-section a { color: rgba(255, 255, 255, .78); line-height: 1.8; }
.footer-section p { margin: 0 0 .4em; font-size: .93rem; }
.footer-section a:hover { color: var(--accent-color); }
.footer-bottom { text-align: center; padding-top: 2rem; border-top: 1px solid rgba(255, 255, 255, .1); color: rgba(255, 255, 255, .6); font-size: .88rem; }
.footer-bottom p { margin-bottom: .5rem; }
.footer-partner { margin-top: 1rem; font-size: .9rem; color: rgba(255, 255, 255, .7); }
.footer-partner a { color: var(--accent-color); text-decoration: none; transition: var(--transition); }
.footer-partner a:hover { color: var(--white); }

/* ---------- Reveal ---------- */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s ease, transform .9s ease; }
.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
    .main-nav > ul > li > a { padding: 10px 9px; font-size: .9rem; }
}
@media (max-width: 960px) {
    .nav-toggle { display: block; }
    .main-nav { position: fixed; inset: 78px 0 0 0; background: var(--paper); overflow-y: auto; transform: translateX(100%); transition: transform .35s ease; }
    .nav-open .main-nav { transform: none; }
    .nav-open .nav-toggle span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
    .nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
    .nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
    .main-nav > ul { flex-direction: column; align-items: stretch; padding: 16px 20px 40px; gap: 0; }
    .main-nav > ul > li > a { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 1rem; }
    .main-nav .nav-cta { margin: 18px 0 0; text-align: center; }
    .sub { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: 0; padding: 0 0 8px 12px; display: none; background: transparent; }
    .has-sub.open .sub { display: block; transform: none; }
    .has-sub:hover .sub { transform: none; }
    .series-grid, .cards, .steps { grid-template-columns: repeat(2, 1fr); }
    .cards.four { grid-template-columns: repeat(2, 1fr); }
    .split, .art-detail, .contact-grid { grid-template-columns: 1fr; }
    .split.reverse .split-media { order: 0; }
    .art-view { position: static; }
    .strip { grid-template-columns: repeat(3, 1fr); }
    .strip a:nth-child(n+4) { display: none; }
}
@media (max-width: 640px) {
    body { font-size: 15.5px; }
    .topbar .container { justify-content: center; }
    .topbar .tb-left { display: none; }
    .site-header .container { height: 68px; }
    .main-nav { inset: 68px 0 0 0; }
    .logo-zh { font-size: 1.08rem; }
    .logo-mark { width: 38px; height: 38px; }
    .series-grid, .cards, .cards.four, .steps, .post-list { grid-template-columns: 1fr; }
    .contact-form { grid-template-columns: 1fr; padding: 26px 20px; }
    .hero { min-height: 78vh; }
    .hero::after { background: linear-gradient(180deg, rgba(14, 24, 30, .35), rgba(14, 24, 30, .78)); }
    .masonry { columns: 2 150px; column-gap: 12px; }
    .masonry.wide { columns: 1; }
    .work { margin-bottom: 12px; }
    .work figcaption { padding: 10px 11px 12px; }
    .work strong { font-size: .92rem; }
    .work span { display: none; }
    .spec li { flex-direction: column; gap: 2px; }
    .spec li strong { text-align: left; }
}