/*
Theme Name: LSA PROJECTS
Theme URI: https://lsaprojects.art
Author: LSA PROJECTS
Description: 当代艺术画廊官网主题 — 纯白底 / 纯黑字 / 无衬线 / 圆角 0 / 发丝线编辑感。作品全展示 + 询价。基于 White Cube / David Zwirner 风格。
Version: 1.2.0
Requires at least: 6.0
Tested up to: 6.6
License: GPL-2.0-or-later
Text Domain: lsa-projects
Tags: gallery, art, minimal, black-and-white
*/

:root {
	--lsa-black: #000000;
	--lsa-white: #ffffff;
	--lsa-grey: #6b6b6b;
	--lsa-grey-light: #9a9a9a;
	--lsa-hairline: #dcdcdc;
	--lsa-hairline-strong: #000000;

	--lsa-font-display: 'Oswald', 'Noto Sans SC', sans-serif;
	--lsa-font-body: 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;

	--lsa-max-width: 1440px;
	--lsa-gutter: 40px;
	--lsa-gutter-sm: 20px;

	--lsa-transition: 0.25s ease;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
	margin: 0;
	background: var(--lsa-white);
	color: var(--lsa-black);
	font-family: var(--lsa-font-body);
	font-size: 15px;
	line-height: 1.7;
	-webkit-font-smoothing: antialiased;
}

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

a { color: var(--lsa-black); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 {
	font-family: var(--lsa-font-display);
	font-weight: 600;
	letter-spacing: 0.02em;
	text-transform: uppercase;
	line-height: 1.15;
	margin: 0 0 0.6em;
}

p { margin: 0 0 1.2em; }

ul { margin: 0 0 1.2em; padding-left: 1.2em; }

.container {
	max-width: var(--lsa-max-width);
	margin: 0 auto;
	padding: 0 var(--lsa-gutter);
}

@media (max-width: 768px) {
	.container { padding: 0 var(--lsa-gutter-sm); }
	body { font-size: 14px; }
}

/* ---------- Buttons ---------- */
.lsa-btn,
button.lsa-btn,
input.lsa-btn {
	display: inline-block;
	background: var(--lsa-black);
	color: var(--lsa-white);
	border: 1px solid var(--lsa-black);
	border-radius: 0;
	padding: 12px 28px;
	font-family: var(--lsa-font-display);
	font-weight: 600;
	font-size: 13px;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	cursor: pointer;
	transition: var(--lsa-transition);
}
.lsa-btn:hover,
button.lsa-btn:hover { background: var(--lsa-white); color: var(--lsa-black); text-decoration: none; }

.lsa-btn--ghost {
	background: transparent;
	color: var(--lsa-black);
}
.lsa-btn--ghost:hover { background: var(--lsa-black); color: var(--lsa-white); }

/* ---------- Hairline divider ---------- */
.lsa-rule { border: 0; border-top: 1px solid var(--lsa-black); margin: 0; }

/* ---------- Header / Nav ---------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 100;
	background: var(--lsa-white);
	border-bottom: 1px solid var(--lsa-hairline);
}
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 72px;
}
.site-logo {
	font-family: var(--lsa-font-display);
	font-weight: 600;
	font-size: 20px;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	white-space: nowrap;
}
.site-logo:hover { text-decoration: none; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav ul, .main-nav li { list-style: none; margin: 0; padding: 0; }
.main-nav a {
	font-family: var(--lsa-font-display);
	font-weight: 600;
	font-size: 13px;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}
.main-nav .current-menu-item > a,
.main-nav a:hover { text-decoration: underline; text-underline-offset: 6px; }

/* Exhibitions dropdown */
.menu-item-has-children { position: relative; }
.sub-menu {
	position: absolute;
	top: 100%;
	left: 0;
	min-width: 200px;
	background: var(--lsa-white);
	border: 1px solid var(--lsa-hairline);
	display: none;
	flex-direction: column;
	padding: 8px 0;
}
.menu-item-has-children:hover .sub-menu,
.menu-item-has-children:focus-within .sub-menu { display: flex; }
.sub-menu a { padding: 8px 20px; font-size: 12px; }

.header-utils { display: flex; align-items: center; gap: 18px; }
.lang-switch a {
	font-family: var(--lsa-font-display);
	font-weight: 600;
	font-size: 12px;
	letter-spacing: 0.06em;
	margin-left: 6px;
}
.lang-switch a.active { text-decoration: underline; text-underline-offset: 4px; }

.search-toggle { background: none; border: 0; cursor: pointer; padding: 0; font-size: 16px; }
.search-overlay {
	display: none;
	position: fixed; inset: 0; z-index: 200;
	background: rgba(255,255,255,0.97);
	align-items: center; justify-content: center;
}
.search-overlay.open { display: flex; }
.search-overlay form { width: min(90%, 640px); }
.search-overlay input[type="search"] {
	width: 100%; border: 0; border-bottom: 2px solid var(--lsa-black);
	font-family: var(--lsa-font-display); font-size: 32px; padding: 12px 0; background: transparent;
}
.search-close { position: absolute; top: 24px; right: 32px; background: none; border: 0; font-size: 28px; cursor: pointer; }

/* Mobile nav */
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; font-size: 22px; }
@media (max-width: 900px) {
	.nav-toggle { display: block; }
	.main-nav {
		position: fixed; inset: 72px 0 0 0; background: var(--lsa-white);
		flex-direction: column; align-items: flex-start; gap: 0;
		padding: 24px var(--lsa-gutter-sm); transform: translateX(100%);
		transition: transform var(--lsa-transition); overflow-y: auto;
	}
	.main-nav.open { transform: translateX(0); }
	.main-nav a { font-size: 18px; padding: 14px 0; width: 100%; border-bottom: 1px solid var(--lsa-hairline); }
	.sub-menu { position: static; border: 0; display: flex; padding-left: 16px; }
}

/* ---------- Hero (homepage) ---------- */
.hero {
	position: relative;
	min-height: 78vh;
	display: flex;
	align-items: flex-end;
	color: var(--lsa-white);
	overflow: hidden;
}
.hero__image { position: absolute; inset: 0; }
.hero__image img { width: 100%; height: 100%; object-fit: cover; }
.hero::after {
	content: ''; position: absolute; inset: 0;
	background: linear-gradient(to top, rgba(0,0,0,0.55), rgba(0,0,0,0) 55%);
}
.hero__content { position: relative; z-index: 2; padding: 48px var(--lsa-gutter); width: 100%; }
.hero__content a { color: var(--lsa-white); }
.hero__eyebrow { font-family: var(--lsa-font-display); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; }
.hero__title { font-size: clamp(28px, 5vw, 56px); margin: 6px 0; }
.hero__meta { font-size: 14px; opacity: 0.9; }

/* 详情页大图（非全屏 Hero）：图片按自然高度显示，不被绝对定位裁切为 0 高度 */
.hero--bare { min-height: auto; display: block; }
.hero--bare .hero__image { position: static; inset: auto; background: #f2f2f2; }
.hero--bare .hero__image img { width: 100%; height: auto; object-fit: initial; }

/* ---------- Section heading ---------- */
.section { padding: 72px 0; }
.section--tight { padding: 48px 0; }
.section__head {
	display: flex; align-items: baseline; justify-content: space-between;
	border-bottom: 1px solid var(--lsa-black); padding-bottom: 12px; margin-bottom: 32px;
}
.section__title { font-size: 22px; }
.section__link { font-family: var(--lsa-font-display); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }

/* ---------- Card grids ---------- */
.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }
.grid--artists { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 1100px) { .grid--5 { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 900px) { .grid--3, .grid--4, .grid--5, .grid--artists { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid--3, .grid--4, .grid--5, .grid--artists { grid-template-columns: repeat(2, 1fr); gap: 14px; } }

.card { display: block; color: var(--lsa-black); }
.card:hover { text-decoration: none; }
.card__media { position: relative; overflow: hidden; background: #f2f2f2; aspect-ratio: 4 / 3; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--lsa-transition); }
.card:hover .card__media img { transform: scale(1.03); }
.card__title { font-family: var(--lsa-font-display); font-weight: 600; font-size: 15px; margin: 12px 0 2px; text-transform: none; letter-spacing: 0; }
/* 展览总览 / 新闻总览 列表条目标题统一为 22px（与原型最新视觉一致） */
.grid--3 .card__title { font-size: 22px; line-height: 1.25; }
.card:hover .card__title { text-decoration: underline; text-underline-offset: 4px; }
.card__sub { font-size: 13px; color: var(--lsa-grey); }
.card__tag {
	position: absolute; top: 12px; left: 12px;
	background: var(--lsa-white); color: var(--lsa-black);
	font-family: var(--lsa-font-display); font-size: 10px; letter-spacing: 0.1em;
	text-transform: uppercase; padding: 4px 10px;
}

/* Artist square cards */
.artist-card__media { aspect-ratio: 1 / 1; }
.artist-card__title { text-align: left; }

/* ---------- Browse filters ---------- */
.browse-filters {
	display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: flex-end;
	border-bottom: 1px solid var(--lsa-hairline); padding-bottom: 24px; margin-bottom: 32px;
}
.filter-group { display: flex; flex-direction: column; gap: 6px; }
.filter-group label { font-family: var(--lsa-font-display); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }
.filter-group select, .filter-group input {
	border: 1px solid var(--lsa-hairline); border-radius: 0; padding: 8px 10px; font-family: var(--lsa-font-body); font-size: 13px; background: var(--lsa-white);
}
.browse-filters .lsa-btn { margin-left: auto; }

/* ---------- Single work ---------- */
.work-single { display: grid; grid-template-columns: 1.4fr 1fr; gap: 72px; padding: 56px 0; }
@media (max-width: 900px) { .work-single { grid-template-columns: 1fr; gap: 28px; } }
.work-single__media img { width: 100%; }
.work-meta dt { font-family: var(--lsa-font-display); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--lsa-grey); }
.work-meta dd { margin: 0 0 14px; font-size: 15px; }
.availability--sold { color: var(--lsa-grey); }

/* ---------- Inquiry form ---------- */
.lsa-inquiry-form { max-width: 460px; margin-top: 16px; }
.lsa-inquiry-form label { display: block; font-family: var(--lsa-font-display); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; margin: 14px 0 4px; }
.lsa-inquiry-form input, .lsa-inquiry-form textarea {
	width: 100%; border: 1px solid var(--lsa-hairline); border-radius: 0; padding: 10px 12px; font-family: var(--lsa-font-body); font-size: 14px;
}
.lsa-inquiry-form .lsa-btn { margin-top: 18px; }
.lsa-inquiry-work { font-weight: 600; }
.lsa-inquiry-notice { padding: 12px 16px; border: 1px solid var(--lsa-black); margin: 16px 0; font-size: 14px; }
.lsa-inquiry-notice--success { background: var(--lsa-black); color: var(--lsa-white); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--lsa-black); margin-top: 80px; }
.footer-newsletter { padding: 56px 0; border-bottom: 1px solid var(--lsa-hairline); }
.footer-newsletter h2 { font-size: 24px; }
.footer-newsletter form { display: flex; gap: 12px; max-width: 520px; margin-top: 16px; }
.footer-newsletter input[type="email"] { flex: 1; border: 1px solid var(--lsa-hairline); border-radius: 0; padding: 12px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; padding: 28px 0; }
.footer-social a { margin-left: 16px; font-family: var(--lsa-font-display); font-size: 12px; letter-spacing: 0.06em; }
.footer-copy { font-size: 12px; color: var(--lsa-grey); }

/* ---------- News dropdown (homepage) ---------- */
.news-strip { border-top: 1px solid var(--lsa-hairline); }
.news-strip__toggle { background: none; border: 0; cursor: pointer; width: 100%; text-align: left; display: flex; justify-content: space-between; align-items: center; padding: 20px 0; font-family: var(--lsa-font-display); font-size: 15px; letter-spacing: 0.06em; text-transform: uppercase; }
.news-strip__body { display: none; padding-bottom: 24px; }
.news-strip__body.open { display: block; }
.news-empty { color: var(--lsa-grey); font-size: 14px; padding: 8px 0 16px; }

/* ---------- About ---------- */
.about-block { padding: 40px 0; border-bottom: 1px solid var(--lsa-hairline); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } }
/* 方案 A：信息栏在正文下方（3 列网格、左对齐、标签在上值在下） */
.about-info {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 34px 50px;
	border-top: 1px solid var(--lsa-hairline);
	padding-top: 34px;
	margin-top: 50px;
}
.info-item { text-align: left; }
.info-item .k {
	font-family: var(--lsa-font-display);
	font-size: 11px;
	letter-spacing: 2px;
	text-transform: uppercase;
	color: var(--lsa-grey-light);
	display: block;
	margin-bottom: 7px;
}
.info-item .v {
	font-size: 14px;
	font-weight: 300;
	display: block;
	line-height: 1.5;
}
.info-item .v a { color: var(--lsa-black); text-decoration: none; }
.info-item .v a:hover { text-decoration: underline; }
@media (max-width: 900px) { .about-info { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .about-info { grid-template-columns: 1fr; gap: 30px; } }
.team-member { margin-bottom: 24px; }
.team-member h3 { margin-bottom: 2px; }

/* ---------- Pagination ---------- */
.pagination { display: flex; gap: 12px; padding: 32px 0; }
.pagination a, .pagination span { font-family: var(--lsa-font-display); font-size: 13px; padding: 6px 12px; border: 1px solid var(--lsa-hairline); }
.pagination .current { background: var(--lsa-black); color: var(--lsa-white); border-color: var(--lsa-black); }

/* ---------- Misc ---------- */
.entry-content { font-size: 16px; line-height: 1.8; }
.measure { max-width: 720px; }
.empty-state { padding: 60px 0; color: var(--lsa-grey); }
.screen-reader-text { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- News 图文混排正文 ---------- */
.news-body { margin-top: 8px; }

.news-body p {
	font-family: var(--lsa-font-body);
	font-size: 17px;
	line-height: 1.85;
	color: #1a1a1a;
	margin: 0 0 26px;
}

.news-body .news-h {
	font-family: var(--lsa-font-display);
	font-weight: 400;
	font-size: 22px;
	letter-spacing: 0.02em;
	text-transform: none;
	color: #000;
	margin: 46px 0 18px;
}

.news-body .news-quote {
	font-family: var(--lsa-font-display);
	font-weight: 300;
	font-size: 21px;
	line-height: 1.5;
	color: #000;
	border-left: 2px solid #000;
	padding: 4px 0 4px 24px;
	margin: 40px 0;
}

/* 图片版块：独立成区，与文字明显分隔 */
.news-fig { margin: 48px 0; }

.news-fig img { width: 100%; }

.news-fig figcaption {
	font-family: var(--lsa-font-display);
	font-weight: 400;
	font-size: 12px;
	letter-spacing: 1px;
	text-transform: uppercase;
	color: var(--lsa-grey);
	margin-top: 14px;
}

@media (max-width: 768px) {
	.news-body p { font-size: 16px; }
	.news-body .news-h { font-size: 20px; }
	.news-body .news-quote { font-size: 19px; }
	.news-fig { margin: 34px 0; }
}