/*
Theme Name: 三婆的世界 Sanpo
Template: twentytwentyfive
Description: 为「三婆的世界」定制的子主题：米纸底色、墨色正文、朱砂点缀，宋体阅读排版，自动深色模式。
Version: 1.0.1
Requires at least: 6.7
Requires PHP: 8.1
Text Domain: sanpo
*/

/* ---------- 深色模式：覆盖调色板变量 ---------- */
@media (prefers-color-scheme: dark) {
	:root:root, body {
		--wp--preset--color--base: #1b1917;
		--wp--preset--color--base-2: #24211e;
		--wp--preset--color--contrast: #e9e2d6;
		--wp--preset--color--contrast-2: #a39a8e;
		--wp--preset--color--accent: #e0694f;
		--wp--preset--color--accent-2: #8fb8a6;
		--wp--preset--color--line: #3a3531;
	}
}

html { -webkit-text-size-adjust: 100%; text-rendering: optimizeLegibility; }
body {
	background-image:
		radial-gradient(circle at 12% 8%, color-mix(in srgb, var(--wp--preset--color--accent) 5%, transparent) 0, transparent 38%),
		radial-gradient(circle at 88% 92%, color-mix(in srgb, var(--wp--preset--color--accent-2) 6%, transparent) 0, transparent 42%);
	background-attachment: fixed;
}
::selection { background: color-mix(in srgb, var(--wp--preset--color--accent) 22%, transparent); }

/* ---------- 页眉 ---------- */
/* 注意：不要给页眉加 backdrop-filter / transform / filter，
   它们会让手机全屏菜单（position:fixed）被困在页眉盒子里 */
.sp-header { border-bottom: 1px solid var(--wp--preset--color--line); }
.sp-brand { gap: .9rem !important; }
.sp-seal {
	display: inline-grid; place-items: center;
	width: 2.6rem; height: 2.6rem; margin: 0 !important;
	background: var(--wp--preset--color--accent); color: #fff8ef;
	border-radius: 6px; font-size: 1rem; line-height: 1.05; letter-spacing: 0;
	writing-mode: vertical-rl; font-weight: 700;
	box-shadow: inset 0 0 0 2px color-mix(in srgb, #fff 25%, transparent);
	transform: rotate(-4deg);
}
.sp-header .wp-block-site-title a { text-decoration: none; }
.sp-header .wp-block-site-tagline { margin: 0; }
.sp-header .wp-block-navigation a { text-decoration: none; position: relative; }
.sp-header .wp-block-navigation a::after {
	content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 1px;
	background: var(--wp--preset--color--accent); transform: scaleX(0); transition: transform .25s ease;
}
.sp-header .wp-block-navigation a:hover::after { transform: scaleX(1); }

/* ---------- 首页 Hero ---------- */
.sp-hero { position: relative; }
.sp-hero .sp-hero-quote { border-left: 3px solid var(--wp--preset--color--accent); padding-left: 1.2rem; }
.sp-kicker { letter-spacing: .3em !important; text-transform: uppercase; }

/* ---------- 文章卡片 ---------- */
.sp-list .wp-block-post { margin-top: 0; }
.sp-card {
	border-top: 1px solid var(--wp--preset--color--line);
	transition: background-color .25s ease;
	border-radius: 4px;
}
.sp-card:hover { background: color-mix(in srgb, var(--wp--preset--color--base-2) 70%, transparent); }
.sp-card .wp-block-post-title a { text-decoration: none; background-image: linear-gradient(currentColor, currentColor); background-size: 0 1px; background-repeat: no-repeat; background-position: 0 100%; transition: background-size .3s ease; }
.sp-card:hover .wp-block-post-title a { background-size: 100% 1px; }
.sp-card .wp-block-post-featured-image img { border-radius: 4px; aspect-ratio: 16/9; object-fit: cover; }
.sp-date { font-variant-numeric: tabular-nums; }

/* ---------- 正文阅读 ---------- */
.sp-article .wp-block-post-content > * + * { margin-block-start: 1.25em; }
.sp-article .wp-block-post-content p { text-align: justify; text-justify: inter-ideograph; }
.sp-article .wp-block-post-content blockquote {
	border-left: 3px solid var(--wp--preset--color--accent);
	background: var(--wp--preset--color--base-2);
	padding: 1rem 1.4rem; border-radius: 0 4px 4px 0;
}
.sp-article .wp-block-post-content img { border-radius: 4px; }
.sp-ornament { text-align: center; color: var(--wp--preset--color--accent); letter-spacing: 1em; user-select: none; }

.wp-block-post-terms a, .sp-chip a {
	text-decoration: none; font-size: .8rem; padding: .15rem .6rem; border-radius: 999px;
	border: 1px solid color-mix(in srgb, var(--wp--preset--color--accent) 45%, transparent);
	color: var(--wp--preset--color--accent);
}
.wp-block-post-terms .wp-block-post-terms__separator { display: none; }
.wp-block-post-terms { display: flex; gap: .4rem; flex-wrap: wrap; }

.wp-block-post-navigation-link a { text-decoration: none; }
.sp-postnav { border-top: 1px solid var(--wp--preset--color--line); }

/* ---------- 页脚 ---------- */
.sp-footer { border-top: 1px solid var(--wp--preset--color--line); }
.sp-footer a { text-decoration: none; }

/* ---------- 动效：尊重减少动态偏好 ---------- */
@media (prefers-reduced-motion: no-preference) {
	.sp-fade { animation: sp-fade .7s ease both; }
	@keyframes sp-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
}

/* 「阅读全文」轻量化 */
.wp-block-post-excerpt__more-link {
	font-family: var(--wp--preset--font-family--sans); font-size: .85rem; letter-spacing: .1em;
	text-decoration: none; color: var(--wp--preset--color--accent-2);
}
.wp-block-post-excerpt__more-link:hover { color: var(--wp--preset--color--accent); }
.wp-block-post-excerpt__more-text { margin-top: .4rem; }

/* ---------- 手机全屏菜单 ---------- */
.wp-block-navigation__responsive-container.is-menu-open {
	background: var(--wp--preset--color--base) !important;
	color: var(--wp--preset--color--contrast) !important;
	padding: 1.5rem 1.5rem 3rem;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__responsive-container-content {
	padding-top: 4.5rem;
	align-items: center !important;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation__container {
	align-items: center !important; gap: 1.6rem !important;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation-item__content {
	font-family: var(--wp--preset--font-family--serif);
	font-size: 1.35rem; letter-spacing: .2em; padding: .2rem 0 !important;
}
.wp-block-navigation__responsive-container.is-menu-open .wp-block-navigation-item__content::after { display: none; }
.wp-block-navigation__responsive-container-close { top: 1.4rem !important; right: 1.4rem !important; }
.wp-block-navigation__responsive-container-open svg,
.wp-block-navigation__responsive-container-close svg { width: 28px; height: 28px; }
.wp-block-navigation a:focus-visible, .wp-block-navigation button:focus-visible {
	outline: 2px solid var(--wp--preset--color--accent); outline-offset: 4px; border-radius: 2px;
}
/* 触屏/鼠标打开菜单时不显示焦点框，键盘操作仍显示 */
.wp-block-navigation a:focus:not(:focus-visible),
.wp-block-navigation button:focus:not(:focus-visible),
.wp-block-navigation__responsive-dialog:focus:not(:focus-visible) { outline: none !important; }