@charset "utf-8";
/* ==========================================================================
   BICML 实验室网站模板 响应式样式
   断点：1199 / 999 / 767 / 479
   说明：只写布局与字号变化，交互行为（菜单展开等）在 mobile.css
   ========================================================================== */

/* --------------------------------------------------------------------------
   1199px 以下：收紧内边距，栅格降列
   -------------------------------------------------------------------------- */
@media screen and (max-width: 1199px) {
	/* 首屏标语上留白 = 页头(106) + 导航(54) */
	:root { --hero-top: 160px; }

	.wrapper > .inner { padding: 0 20px; }
	.banner-text-inner { padding: 0 20px; }

	.banner-title { font-size: 3.2rem; }
	.banner-lead { font-size: 1.4rem; }

	#intro { padding: 36px 0 18px; }
	#intro .ml { width: 49.2%; }
	#intro .mc { width: 46.8%; }

	.contact-grid { grid-template-columns: minmax(0, 1.4fr) minmax(270px, 1fr); gap: 22px; }

	#header .logo-link { gap: 14px; }
	#header .logo-img { width: 70px; height: 70px; }
	#header .logo-text { font-size: 23.1px; margin-left: 6px; }
	#header .head-right { padding-top: 16px; }
}

/* --------------------------------------------------------------------------
   999px 以下：单列化，两栏区块上下堆叠
   -------------------------------------------------------------------------- */
@media screen and (max-width: 999px) {
	.banner-text { padding: var(--hero-top, 110px) 0 26px; }

	.masthead { min-height: 200px; }

	/* 导航收进抽屉，标语只需避开页头(106) */
	:root { --hero-top: 110px; }
	.banner-title { font-size: 2.6rem; }
	.banner-lead { font-size: 1.22rem; letter-spacing: 0.12em; }
	.banner-links { margin-top: 28px; }

	.btn { min-height: 42px; padding: 0 20px; font-size: 0.9rem; }

	#intro { padding: 32px 0 16px; }
	#intro .ml,
	#intro .mc {
		float: none;
		width: 100%;
	}

	#intro .mc { margin-top: 30px; }

	.contact-grid { grid-template-columns: minmax(0, 1fr); gap: 22px; }

	.contact-map,
	.contact-map__link { min-height: 280px; }

	.contact-info { max-width: 560px; }

	#content { padding: 20px 0 48px; }

	.col-news__title { font-size: 1.05rem; }

	.photo-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px 16px; }

	.post-article .article { padding-top: 4px; }
	.article__title { font-size: 1.24rem; }

	#footer .foot-left,
	#footer .foot-right {
		float: none;
		text-align: left;
	}

	#footer .foot-right { margin-top: 10px; }

	#footer .foot-meta span { margin: 0 14px 0 0; }
}

/* --------------------------------------------------------------------------
   767px 以下：移动端排版
   -------------------------------------------------------------------------- */
@media screen and (max-width: 767px) {
	body { font-size: 15px; }

	.wrapper > .inner { padding: 0 16px; }
	.banner-text-inner { padding: 0 16px; }

	#header .mod { padding: 12px 0; }

	#header .logo-link { gap: 9px; }

	#header .logo-img { width: 46px; height: 46px; }

	#header .logo-text { font-size: 14.7px; margin-left: 4px; }

	#header .logo-text__en { margin-top: 3px; }

	#header .head-right { padding-top: 4px; }

	.banner-text { padding: var(--hero-top, 70px) 0 24px; }

	.masthead { min-height: 142px; }

	/* 手机上导航是抽屉，只需避开页头(70) */
	:root { --hero-top: 70px; }

	.masthead__slot { padding: 0 16px 18px; }

	.masthead__eyebrow { font-size: 0.56rem; letter-spacing: 0.12em; }

	.masthead__title { margin-top: 3px; font-size: 1.02rem; }

	.banner-eyebrow { margin-bottom: 16px; font-size: 0.68rem; letter-spacing: 0.18em; }

	.banner-title { font-size: 2.05rem; }

	.banner-lead { margin-top: 18px; font-size: 1.05rem; letter-spacing: 0.1em; }

	.banner-links { margin-top: 24px; gap: 10px; }

	.focus .focus-pagination { right: 18px; bottom: 18px; }

	.focus .focus-page { width: 7px; height: 7px; margin-left: 7px; }

	.focus .focus-page-active { width: 20px; }

	.focus .focus-navigation { width: 38px; height: 38px; margin-top: -19px; }

	.focus .focus-prev { left: 12px; }
	.focus .focus-next { right: 12px; }

	.focus .focus-prev::before,
	.focus .focus-next::before { font-size: 18px; }

	.tt { padding-bottom: 10px; margin-bottom: 18px; }

	.tt .tit { font-size: 1.2rem; }

	.tt .more_btn { bottom: 12px; font-size: 0.78rem; }

	#intro { padding: 26px 0 14px; }

	#news { padding: 15px 0 40px; }

	.photo-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 12px; }

	.news-list > .news-item { gap: 14px; padding: 14px 0; }

	.news-item__date { flex: 0 0 62px; min-height: 56px; }

	.news-item__date-day { font-size: 1.16rem; }

	.news-item__title { font-size: 0.96rem; white-space: normal; }

	.news-item__text { display: none; }

	#contact { padding: 42px 0 48px; }

	.contact-map,
	.contact-map__link { min-height: 240px; }

	.contact-info { padding: 20px 20px 18px; }

	.contact-person strong { font-size: 1.3rem; }

	#content { padding: 16px 0 38px; }

	.col-news__head { gap: 4px 14px; }

	.col-news__title { padding-bottom: 8px; font-size: 1rem; }

	.col-news__path { padding-bottom: 8px; font-size: 0.76rem; white-space: normal; }

	.article-list > .article-item { gap: 12px; padding: 6px 0; }

	.article-item__title { font-size: 0.9rem; line-height: 1.9; white-space: normal; }

	.article-item__date { flex: 0 0 76px; font-size: 0.78rem; line-height: 1.9; }

	.wp_paging { text-align: center; }

	.wp_paging ul { justify-content: center; }

	.crumb { padding-bottom: 10px; font-size: 0.76rem; }

	.article__title { font-size: 1.15rem; line-height: 1.5; }

	.article__subtitle { font-size: 0.9rem; }

	.article__meta { gap: 4px 12px; padding: 10px 0 14px; margin-bottom: 16px; font-size: 0.72rem; }

	.article__body { font-size: 0.9rem; }

	.article__body img { margin: 10px auto; }

	.pi-single .wp_articlecontent img {
		float: none;
		max-width: 100%;
		margin: 0 auto 16px;
	}

	#footer { padding: 22px 0; }

	#footer .copyright { font-size: 0.8rem; }

	#footer .foot-meta { font-size: 0.76rem; }
}

/* --------------------------------------------------------------------------
   479px 以下：小屏微调
   -------------------------------------------------------------------------- */
@media screen and (max-width: 479px) {
	#header .logo-link { gap: 5px; }
	#header .logo-img { width: 34px; height: 34px; }
	#header .logo-text { font-size: 13px; margin-left: 2px; }
	#header .logo-text__en { margin-top: 2px; }

	.photo-grid { grid-template-columns: minmax(0, 1fr); }

	.banner-title { font-size: 2rem; }

	.banner-lead { font-size: 0.98rem; }

	.news-item__date { flex: 0 0 56px; min-height: 52px; }

	.news-item__date-day { font-size: 1.05rem; }

	.news-item__date-month { font-size: 0.58rem; }
}