/* ==========================================================================
   山地奥斯卡537 · 个人网站设计系统
   Apple 式排版与留白 × Minecraft 像素细节 · 主题色 Apple Blue
   单一数据源：全站（首页 / 博客 / 文章页）共用本文件，保证视觉统一
   ========================================================================== */

/* ---------- 字体 ---------- */
@font-face {
	font-family: 'Minecraft';
	src: url('../fonts/Minecraft.woff') format('woff');
	font-style: normal;
	font-weight: 400;
	font-display: swap;
}

/* ---------- 设计令牌 ---------- */
:root {
	--font-sans: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'SF Pro Display',
		'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei',
		'Noto Sans SC', 'Source Han Sans SC', sans-serif;
	--font-pixel: 'Minecraft', 'SF Mono', ui-monospace, monospace;
	--font-mono: ui-monospace, 'SF Mono', 'Cascadia Code', Consolas, monospace;

	/* Apple Blue */
	--blue: #0071e3;
	--blue-hover: #0077ed;
	--blue-active: #0060c9;
	/* 填充型控件（按钮、选中态）专用：保证白字对比度 ≥ 4.5:1 */
	--blue-fill: #0071e3;
	--blue-fill-hover: #0077ed;
	--blue-soft: rgba(0, 113, 227, .08);
	--blue-softer: rgba(0, 113, 227, .045);
	--on-blue: #ffffff;

	/* 浅色模式 */
	color-scheme: light;
	--bg: #f5f5f7;
	--bg-elevated: #ffffff;
	--bg-subtle: #ededf1;
	--text: #1d1d1f;
	--text-2: #55555a;
	--text-3: #86868b;
	--border: rgba(0, 0, 0, .09);
	--border-strong: rgba(0, 0, 0, .16);
	--glass: rgba(245, 245, 247, .78);
	--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04), 0 4px 16px rgba(0, 0, 0, .05);
	--shadow-md: 0 2px 6px rgba(0, 0, 0, .05), 0 16px 40px rgba(0, 0, 0, .08);
	--shadow-blue: 0 8px 28px rgba(0, 113, 227, .22);
	--pixel-grid: rgba(0, 113, 227, .05);
	--selection-fg: #ffffff;

	--ease: cubic-bezier(.16, 1, .3, 1);
	--ease-spring: cubic-bezier(.34, 1.56, .5, 1);
	--nav-h: 60px;
	--radius: 20px;
	--radius-sm: 14px;

	/* 代码高亮（保持蓝/灰体系，深色模式在下方覆盖） */
	--code-comment: #5f646d;
	--code-keyword: #0a58c2;
	--code-string: #0b6a86;
	--code-number: #455a64;
	--code-type: #6d3fc0;
	--code-func: #0a4f96;
	--code-cmd: #0a5bd0;
	--code-meta: #5a5f68;
	--code-var: #0b6a86;
}

html[data-theme="dark"] {
	color-scheme: dark;
	--blue: #2997ff;
	--blue-hover: #4aa5ff;
	--blue-active: #1c83e8;
	--blue-soft: rgba(41, 151, 255, .14);
	--blue-softer: rgba(41, 151, 255, .07);
	--on-blue: #ffffff;

	/* 深色模式：使用柔和的深灰蓝，避免纯黑带来的生硬与刺眼 */
	--bg: #1a1b1f;
	--bg-elevated: #23242a;
	--bg-subtle: #2d2f36;
	--text: #f2f2f5;
	--text-2: #b9bac1;
	--text-3: #8b8c93;
	--border: rgba(255, 255, 255, .1);
	--border-strong: rgba(255, 255, 255, .19);
	--glass: rgba(32, 33, 38, .78);
	/* 深色模式下 #2997ff 配白字仅 3:1，改用更深的填充蓝保持可读性 */
	--blue-fill: #1668d6;
	--blue-fill-hover: #1a78ea;
	--shadow-sm: 0 1px 2px rgba(0, 0, 0, .35), 0 4px 16px rgba(0, 0, 0, .3);
	--shadow-md: 0 2px 6px rgba(0, 0, 0, .35), 0 16px 44px rgba(0, 0, 0, .42);
	--shadow-blue: 0 8px 30px rgba(41, 151, 255, .26);
	--pixel-grid: rgba(41, 151, 255, .07);
	--selection-fg: #ffffff;

	/* 代码高亮：深色下整体提亮，保证对比度 */
	--code-comment: #9aa0aa;
	--code-keyword: #7cb7ff;
	--code-string: #62c2e0;
	--code-number: #a7b6c6;
	--code-type: #c9a6ff;
	--code-func: #8cc6ff;
	--code-cmd: #7cb7ff;
	--code-meta: #949aa4;
	--code-var: #62c2e0;
}

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

html {
	scroll-behavior: smooth;
	scroll-padding-top: calc(var(--nav-h) + 16px);
	-webkit-text-size-adjust: 100%;
	text-size-adjust: 100%;
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: var(--font-sans);
	font-size: 16px;
	font-weight: 400;
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	transition: background-color .35s var(--ease), color .35s var(--ease);
}

h1, h2, h3, h4 { margin: 0; font-weight: 700; line-height: 1.2; letter-spacing: -.01em; }
p { margin: 0; }
a { color: var(--blue); text-decoration: none; }
img { display: block; max-width: 100%; }
button, input { font: inherit; color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--blue); color: var(--selection-fg); }

:focus-visible {
	outline: 2px solid var(--blue);
	outline-offset: 3px;
	border-radius: 6px;
}

.pixel { font-family: var(--font-pixel); font-weight: 400; letter-spacing: .04em; }
.mono { font-family: var(--font-mono); }

.container {
	width: min(1120px, 100% - 48px);
	margin-inline: auto;
}

/* ---------- 按钮（所有按钮文字绝对居中） ---------- */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	min-height: 46px;
	padding: 0 26px;
	border: 1px solid transparent;
	border-radius: 999px;
	background: var(--blue-fill);
	color: var(--on-blue);
	font-size: 15px;
	font-weight: 600;
	line-height: 1;
	text-align: center;
	cursor: pointer;
	transition: background-color .3s var(--ease), transform .3s var(--ease),
		box-shadow .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease);
}
.btn:hover { background: var(--blue-fill-hover); transform: translateY(-2px); box-shadow: var(--shadow-blue); }
.btn:active { background: var(--blue-active); transform: translateY(0) scale(.98); }

.btn-ghost {
	background: transparent;
	color: var(--blue);
	border-color: var(--border-strong);
}
.btn-ghost:hover { background: var(--blue-soft); box-shadow: none; }

.btn svg { width: 17px; height: 17px; flex: 0 0 auto; }

/* ---------- 站点导航（毛玻璃） ---------- */
.site-nav {
	position: fixed;
	inset: 0 0 auto 0;
	z-index: 900;
	height: var(--nav-h);
	background: transparent;
	transition: background-color .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
	border-bottom: 1px solid transparent;
}
.site-nav.is-scrolled {
	background: var(--glass);
	-webkit-backdrop-filter: saturate(180%) blur(20px);
	backdrop-filter: saturate(180%) blur(20px);
	border-bottom-color: var(--border);
}
/* 菜单展开时导航条改为实色，与下方浮层连成一体（避免玻璃叠玻璃发虚） */
.site-nav.is-open {
	background: var(--bg-elevated);
	-webkit-backdrop-filter: none;
	backdrop-filter: none;
	border-bottom-color: transparent;
	box-shadow: none;
	transition: background-color .2s var(--ease), border-color .2s var(--ease);
}

.nav-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 20px;
	height: var(--nav-h);
	width: min(1120px, 100% - 48px);
	margin-inline: auto;
}

.nav-brand {
	display: inline-flex;
	align-items: center;
	gap: 11px;
	color: var(--text);
	font-weight: 700;
	font-size: 16px;
	letter-spacing: -.01em;
}
.brand-mark {
	display: grid;
	place-items: center;
	width: 36px;
	height: 36px;
	flex: 0 0 36px;
	border: 1px solid var(--border);
	border-radius: 10px;
	background: var(--bg-elevated);
	box-shadow: var(--shadow-sm);
	overflow: hidden;
	transition: transform .35s var(--ease-spring), border-color .3s var(--ease);
}
.brand-mark img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	image-rendering: pixelated;
}
.nav-brand:hover .brand-mark { transform: rotate(-8deg) scale(1.06); border-color: var(--blue); }

.nav-links {
	display: flex;
	align-items: center;
	gap: 4px;
}
.nav-links a {
	position: relative;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	height: 36px;
	padding: 0 14px;
	border-radius: 999px;
	color: var(--text-2);
	font-size: 14px;
	font-weight: 500;
	line-height: 1;
	transition: color .25s var(--ease), background-color .25s var(--ease);
}
.nav-links a:hover { color: var(--text); background: var(--blue-softer); }
.nav-links a.is-active { color: var(--blue); background: var(--blue-soft); }

.nav-actions { display: flex; align-items: center; gap: 8px; }

.icon-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 38px;
	height: 38px;
	padding: 0;
	border: 1px solid var(--border);
	border-radius: 50%;
	background: var(--bg-elevated);
	color: var(--text-2);
	cursor: pointer;
	transition: color .3s var(--ease), border-color .3s var(--ease),
		transform .3s var(--ease-spring), background-color .3s var(--ease);
}
.icon-btn:hover { color: var(--blue); border-color: var(--blue); transform: translateY(-2px); }
.icon-btn svg { width: 18px; height: 18px; }

/* 主题切换按钮内的太阳/月亮/自动（跟随系统） */
.theme-toggle .icon-moon,
.theme-toggle .icon-auto { display: none; }
html[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
html[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
html[data-theme="light"] .theme-toggle .icon-sun { display: block; }
html[data-theme="light"] .theme-toggle .icon-moon { display: none; }
html[data-theme-mode="system"] .theme-toggle .icon-sun,
html[data-theme-mode="system"] .theme-toggle .icon-moon { display: none; }
html[data-theme-mode="system"] .theme-toggle .icon-auto { display: block; }
.theme-toggle svg { transition: transform .5s var(--ease-spring); }
.theme-toggle:hover svg { transform: rotate(40deg); }
/* 跟随系统时给按钮加一圈提示环 */
html[data-theme-mode="system"] .theme-toggle { box-shadow: inset 0 0 0 1px var(--blue-soft); }

/* 汉堡按钮（仅移动端显示） */
.nav-burger { display: none; }
.nav-burger svg { width: 20px; height: 20px; transition: opacity .2s var(--ease), transform .3s var(--ease-spring); }
.nav-burger .icon-close { position: absolute; opacity: 0; transform: rotate(-60deg) scale(.7); }
.nav-burger .icon-menu { opacity: 1; transform: none; }
.site-nav.is-open .nav-burger .icon-menu { opacity: 0; transform: rotate(60deg) scale(.7); }
.site-nav.is-open .nav-burger .icon-close { opacity: 1; transform: none; }

/* 移动端菜单：仿 Apple 官网，实色面板从顶栏下方伸出 */
.nav-menu {
	position: fixed;
	inset: var(--nav-h) 0 auto 0;
	z-index: 890;
	display: flex;
	flex-direction: column;
	justify-content: flex-start;
	gap: 2px;
	padding: 8px 18px 24px;
	/* 实色：半透明玻璃会让内容透出来，手机上尤其明显 */
	background: var(--bg-elevated);
	border-bottom: 1px solid var(--border);
	box-shadow: 0 18px 42px rgba(0, 0, 0, .13);
	max-height: calc(100vh - var(--nav-h));
	max-height: calc(100dvh - var(--nav-h));
	overflow-y: auto;
	overscroll-behavior: contain;
	opacity: 0;
	visibility: hidden;
	transform: translateY(-14px);
	transition: opacity .34s var(--ease), transform .34s var(--ease), visibility 0s linear .34s;
}
.nav-menu.is-open {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
	transition: opacity .34s var(--ease), transform .34s var(--ease), visibility 0s;
}
.nav-menu a {
	display: flex;
	align-items: baseline;
	gap: 14px;
	padding: 13px 16px;
	border-radius: var(--radius-sm);
	color: var(--text);
	font-size: clamp(22px, 5.6vw, 30px);
	font-weight: 700;
	letter-spacing: -.02em;
	opacity: 0;
	transform: translateY(10px);
	transition: opacity .42s var(--ease), transform .42s var(--ease), background-color .25s var(--ease), color .25s var(--ease);
}
.nav-menu a .pixel { color: var(--blue); font-size: 15px; }
.nav-menu a:active { background: var(--blue-soft); color: var(--blue); }
.nav-menu.is-open a { opacity: 1; transform: translateY(0); }
.nav-menu.is-open a:nth-child(1) { transition-delay: .05s; }
.nav-menu.is-open a:nth-child(2) { transition-delay: .09s; }
.nav-menu.is-open a:nth-child(3) { transition-delay: .13s; }
.nav-menu.is-open a:nth-child(4) { transition-delay: .17s; }
.nav-menu.is-open a:nth-child(5) { transition-delay: .21s; }
.nav-menu.is-open a:nth-child(6) { transition-delay: .25s; }
.nav-menu.is-open a:nth-child(7) { transition-delay: .29s; }
.nav-menu .menu-footer {
	margin-top: 22px;
	padding: 16px 16px 0;
	border-top: 1px solid var(--border);
	color: var(--text-3);
	font-size: 13px;
}

/* ---------- 区块通用 ---------- */
.section { padding: 88px 0; }
.section:nth-of-type(even) { background: var(--bg-elevated); }

.section-head { max-width: 720px; margin-bottom: 48px; }
.section-kicker {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	margin-bottom: 14px;
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 14px;
	letter-spacing: .1em;
	text-transform: uppercase;
}
.section-kicker::before {
	content: '';
	width: 10px;
	height: 10px;
	background: var(--blue);
	box-shadow: 4px 4px 0 var(--blue-soft);
}
.section-title { font-size: clamp(30px, 4.6vw, 44px); font-weight: 800; }
.section-desc { margin-top: 14px; color: var(--text-2); font-size: 17px; line-height: 1.75; }

/* ---------- 卡片 ---------- */
.card {
	background: var(--bg-elevated);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	box-shadow: var(--shadow-sm);
	transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .45s var(--ease), background-color .35s var(--ease);
}
.section:nth-of-type(even) .card { background: var(--bg); }
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--border-strong); }

/* ---------- Hero ---------- */
.hero {
	position: relative;
	display: flex;
	align-items: center;
	min-height: 100vh;
	min-height: 100svh;
	padding: calc(var(--nav-h) + 56px) 0 72px;
	overflow: hidden;
}

/* 像素网格背景 */
.hero::before {
	content: '';
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(var(--pixel-grid) 1px, transparent 1px),
		linear-gradient(90deg, var(--pixel-grid) 1px, transparent 1px);
	background-size: 44px 44px;
	mask-image: radial-gradient(ellipse 90% 75% at 50% 38%, #000 30%, transparent 78%);
	-webkit-mask-image: radial-gradient(ellipse 90% 75% at 50% 38%, #000 30%, transparent 78%);
	pointer-events: none;
}

/* 漂浮像素方块 */
.hero-pixels { position: absolute; inset: 0; pointer-events: none; }
.px {
	position: absolute;
	border-radius: 3px;
	background: var(--blue);
	opacity: .55;
	box-shadow: inset -3px -3px 0 rgba(0, 0, 0, .16);
	animation: px-float 9s var(--ease) infinite;
	will-change: transform;
}
.px-1 { width: 18px; height: 18px; top: 21%; left: 8%; animation-delay: 0s; }
.px-2 { width: 10px; height: 10px; top: 66%; left: 14%; opacity: .3; animation-delay: -2s; }
.px-3 { width: 14px; height: 14px; top: 30%; right: 10%; opacity: .4; animation-delay: -4s; }
.px-4 { width: 22px; height: 22px; top: 72%; right: 16%; animation-delay: -1.2s; }
.px-5 { width: 8px; height: 8px; top: 48%; left: 46%; opacity: .28; animation-delay: -5.5s; }
.px-6 { width: 12px; height: 12px; top: 15%; left: 62%; opacity: .35; animation-delay: -3.2s; }
.px-gray { background: var(--text-3); }

@keyframes px-float {
	0%, 100% { transform: translate3d(0, 0, 0) rotate(0deg); }
	33% { transform: translate3d(10px, -26px, 0) rotate(14deg); }
	66% { transform: translate3d(-12px, 14px, 0) rotate(-10deg); }
}

.hero-inner {
	position: relative;
	z-index: 1;
	display: grid;
	grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
	align-items: center;
	gap: 56px;
}

.hero-kicker {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	margin-bottom: 22px;
	padding: 8px 16px;
	border: 1px solid var(--border);
	border-radius: 999px;
	background: var(--bg-elevated);
	color: var(--text-2);
	font-family: var(--font-pixel);
	font-size: 13px;
	letter-spacing: .08em;
	box-shadow: var(--shadow-sm);
}
.hero-kicker .dot {
	width: 8px; height: 8px;
	background: var(--blue);
	animation: dot-blink 2.4s steps(2, start) infinite;
}
@keyframes dot-blink { 50% { opacity: .25; } }

.hero-title {
	font-size: clamp(44px, 7.6vw, 84px);
	font-weight: 800;
	line-height: 1.08;
	letter-spacing: -.03em;
}
.hero-title .accent {
	color: var(--blue);
	position: relative;
	white-space: nowrap;
}
.hero-sub {
	margin-top: 22px;
	max-width: 540px;
	color: var(--text-2);
	font-size: clamp(16px, 1.6vw, 19px);
	line-height: 1.8;
}
.hero-sub strong { color: var(--text); font-weight: 600; }

.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }

.hero-badges { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.hero-badge {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	padding: 7px 14px;
	border-radius: 999px;
	background: var(--blue-soft);
	color: var(--blue);
	font-size: 13px;
	font-weight: 600;
	line-height: 1;
}
.hero-badge svg { width: 14px; height: 14px; }

/* Hero 右侧：像素画框 + 头像 */
.hero-visual { position: relative; display: grid; place-items: center; }
.hero-frame {
	position: relative;
	width: min(340px, 78%);
	aspect-ratio: 1;
	padding: 18px;
	border: 1px solid var(--border);
	border-radius: 28px;
	background: var(--bg-elevated);
	box-shadow: var(--shadow-md);
	transition: transform .5s var(--ease);
}
.hero-frame:hover { transform: rotate(-1.6deg) scale(1.015); }
.hero-frame img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	border-radius: 16px;
	image-rendering: pixelated;
}
/* 四角像素铆钉 */
.hero-frame::before,
.hero-frame::after {
	content: '';
	position: absolute;
	width: 14px; height: 14px;
	background: var(--blue);
	border-radius: 3px;
	box-shadow: inset -2px -2px 0 rgba(0, 0, 0, .18);
}
.hero-frame::before { top: -7px; left: -7px; }
.hero-frame::after { bottom: -7px; right: -7px; }
.hero-frame-cap {
	position: absolute;
	bottom: -16px;
	left: 50%;
	transform: translateX(-50%);
	padding: 7px 16px;
	border-radius: 999px;
	background: var(--blue-fill);
	color: #fff;
	font-family: var(--font-pixel);
	font-size: 12px;
	letter-spacing: .06em;
	white-space: nowrap;
	box-shadow: var(--shadow-blue);
}

.scroll-hint {
	position: absolute;
	left: 50%;
	bottom: 26px;
	transform: translateX(-50%);
	display: grid;
	justify-items: center;
	gap: 8px;
	color: var(--text-3);
	font-family: var(--font-pixel);
	font-size: 11px;
	letter-spacing: .12em;
}
.scroll-hint::after {
	content: '';
	width: 1px;
	height: 40px;
	background: linear-gradient(var(--blue), transparent);
	animation: hint-drop 1.8s var(--ease) infinite;
}
@keyframes hint-drop {
	0% { transform: scaleY(0); transform-origin: top; }
	55% { transform: scaleY(1); transform-origin: top; }
	56% { transform-origin: bottom; }
	100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- 统计条 ---------- */
.stats {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 18px;
}
.stat {
	padding: 28px 24px;
	text-align: center;
}
.stat-value {
	display: block;
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: clamp(30px, 3.6vw, 40px);
	line-height: 1.15;
}
.stat-label { display: block; margin-top: 8px; color: var(--text-2); font-size: 14px; }

/* ---------- 关于 ---------- */
.about-grid {
	display: grid;
	grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
	gap: 22px;
	align-items: stretch;
}
.about-intro { padding: 36px; display: flex; flex-direction: column; }
.about-intro p { color: var(--text-2); font-size: 16.5px; line-height: 1.95; }
.about-intro p + p { margin-top: 16px; }
.about-intro p strong { color: var(--text); font-weight: 600; }
.about-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.about-side { display: grid; gap: 22px; align-content: start; }
.info-list { padding: 12px 28px; }
.info-list li {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 18px;
	padding: 15px 0;
	border-bottom: 1px solid var(--border);
	font-size: 15px;
}
.info-list li:last-child { border-bottom: 0; }
.info-list .k { display: inline-flex; align-items: center; gap: 10px; color: var(--text-3); }
.info-list .k svg { width: 16px; height: 16px; color: var(--blue); }
.info-list .v { color: var(--text); font-weight: 600; text-align: right; }

.skill-card { padding: 26px 28px; }
.skill-card h3 { font-size: 17px; margin-bottom: 4px; }
.skill-card .sub { color: var(--text-3); font-size: 13px; margin-bottom: 18px; }
.skill { margin-top: 15px; }
.skill-head { display: flex; justify-content: space-between; font-size: 14px; margin-bottom: 7px; }
.skill-head .name { font-weight: 600; }
.skill-head .pct { color: var(--text-3); font-family: var(--font-pixel); font-size: 12px; }
.skill-bar {
	height: 10px;
	border: 1px solid var(--border);
	border-radius: 3px;
	background: var(--bg-subtle);
	overflow: hidden;
}
.skill-bar i {
	display: block;
	height: 100%;
	width: var(--w, 50%);
	border-radius: 0;
	background: var(--blue);
	/* 像素风分段：像 MC 血条一样一格一格 */
	background-image: repeating-linear-gradient(90deg, rgba(255, 255, 255, .28) 0 2px, transparent 2px 11px);
	box-shadow: inset 0 -2px 0 rgba(0, 0, 0, .16);
	transform: scaleX(0);
	transform-origin: left;
	transition: transform 1.1s var(--ease);
}
.is-visible .skill-bar i { transform: scaleX(1); }

.tool-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.tool-tags span {
	padding: 6px 12px;
	border: 1px solid var(--border);
	border-radius: 999px;
	color: var(--text-2);
	font-size: 12.5px;
	font-weight: 500;
	transition: color .25s, border-color .25s, background-color .25s;
}
.tool-tags span:hover { color: var(--blue); border-color: var(--blue); background: var(--blue-soft); }

/* ---------- 经历时间线（方块节点 = MC 风格） ---------- */
.timeline { position: relative; max-width: 760px; padding-left: 34px; }
.timeline::before {
	content: '';
	position: absolute;
	left: 7px;
	top: 8px;
	bottom: 8px;
	width: 2px;
	background: linear-gradient(var(--blue), var(--border));
}
.timeline-item { position: relative; padding-bottom: 34px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
	content: '';
	position: absolute;
	left: -34px;
	top: 7px;
	width: 16px;
	height: 16px;
	border-radius: 4px;
	background: var(--bg-elevated);
	border: 2px solid var(--blue);
	box-shadow: inset -2px -2px 0 var(--blue-soft);
	transition: background-color .3s var(--ease), transform .3s var(--ease-spring);
}
.timeline-item:hover::before { background: var(--blue); transform: rotate(45deg); }
.timeline-date {
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 13px;
	letter-spacing: .08em;
}
.timeline-body {
	margin-top: 10px;
	padding: 22px 26px;
}
.timeline-body h3 { font-size: 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.timeline-body .tag {
	padding: 4px 10px;
	border-radius: 999px;
	background: var(--blue-soft);
	color: var(--blue);
	font-size: 12px;
	font-weight: 600;
}
.timeline-body p { margin-top: 8px; color: var(--text-2); font-size: 15px; line-height: 1.8; }

/* 经历条目：机构 / 校徽 */
.timeline-head { display: flex; align-items: flex-start; gap: 16px; }
.timeline-logo {
	width: 52px;
	height: 52px;
	flex: 0 0 52px;
	border: 1px solid var(--border);
	border-radius: 12px;
	background: var(--bg-elevated);
	object-fit: cover;
	image-rendering: auto;
}
.timeline-logo.pixel-logo { object-fit: contain; padding: 6px; image-rendering: pixelated; }
.section:nth-of-type(even) .timeline-logo { background: var(--bg-elevated); }
.timeline-head > div { min-width: 0; }

/* ---------- 爱好 ---------- */
.hobby-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 18px;
}
.hobby {
	padding: 30px 28px;
	display: flex;
	flex-direction: column;
	gap: 14px;
}
.hobby-icon {
	display: grid;
	place-items: center;
	width: 52px;
	height: 52px;
	border-radius: 14px;
	background: var(--blue-soft);
	color: var(--blue);
	box-shadow: inset -3px -3px 0 rgba(0, 113, 227, .12);
	transition: transform .4s var(--ease-spring), background-color .3s var(--ease), color .3s var(--ease);
}
.hobby:hover .hobby-icon { transform: translateY(-4px) rotate(-6deg); background: var(--blue); color: #fff; }
.hobby-icon svg { width: 25px; height: 25px; }
.hobby h3 { font-size: 18px; }
.hobby p { color: var(--text-2); font-size: 14.5px; line-height: 1.75; }

/* ---------- 项目 ---------- */
.filter-pills { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.filter-pills button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	height: 38px;
	padding: 0 18px;
	border: 1px solid var(--border);
	border-radius: 999px;
	background: var(--bg-elevated);
	color: var(--text-2);
	font-size: 14px;
	font-weight: 500;
	line-height: 1;
	cursor: pointer;
	transition: all .3s var(--ease);
}
/* 偶数区块的底色覆盖：排除选中态，避免与蓝底白字冲突 */
.section:nth-of-type(even) .filter-pills button:not(.is-active) { background: var(--bg); }
.section:nth-of-type(even) .filter-pills button:hover:not(.is-active) { background: var(--bg-elevated); }
.filter-pills button:hover { color: var(--blue); border-color: var(--blue); transform: translateY(-2px); }
/* 提高优先级，确保选中态始终为蓝底白字（不受区块底色规则影响） */
.section .filter-pills button.is-active,
.filter-pills button.is-active {
	background: var(--blue-fill);
	border-color: var(--blue-fill);
	color: #ffffff;
	box-shadow: var(--shadow-blue);
}
.filter-pills button.is-active:hover { background: var(--blue-fill-hover); color: #ffffff; }

.works-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 20px;
}
.work-card {
	overflow: hidden;
	display: flex;
	flex-direction: column;
}
.work-card.is-hidden { display: none; }
.work-media {
	position: relative;
	display: grid;
	place-items: center;
	aspect-ratio: 16 / 10;
	overflow: hidden;
	background: var(--bg-subtle);
}
.work-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.work-card:hover .work-media img { transform: scale(1.05); }
.work-media img.contain { object-fit: contain; padding: 28px; }
.work-media-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 3px; }
.work-media-duo img { width: 100%; height: 100%; object-fit: cover; }
/* 无图项目的像素占位 */
.work-pixel {
	display: grid;
	place-items: center;
	width: 100%;
	height: 100%;
	background:
		linear-gradient(135deg, var(--blue-soft), transparent 60%),
		repeating-linear-gradient(0deg, transparent 0 27px, var(--pixel-grid) 27px 28px),
		repeating-linear-gradient(90deg, transparent 0 27px, var(--pixel-grid) 27px 28px),
		var(--bg-subtle);
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 46px;
	transition: transform .6s var(--ease);
}
.work-card:hover .work-pixel { transform: scale(1.08); }
.work-body { display: flex; flex-direction: column; flex: 1; padding: 24px 26px 26px; }
.work-cat {
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 12px;
	letter-spacing: .08em;
}
.work-body h3 { margin-top: 9px; font-size: 20px; }
.work-body h3 a { color: var(--text); transition: color .25s; }
.work-body h3 a:hover { color: var(--blue); }
.work-body > p { margin-top: 10px; color: var(--text-2); font-size: 14.5px; line-height: 1.75; flex: 1; }
.work-links { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 18px; }
.work-links a {
	display: inline-flex;
	align-items: center;
	gap: 5px;
	color: var(--blue);
	font-size: 14px;
	font-weight: 600;
	line-height: 1;
}
.work-links a svg { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.work-links a:hover svg { transform: translate(2px, -2px); }

/* ---------- 博客 feed（主页 + 博客页共用） ---------- */
.article-feed { display: grid; gap: 16px; }
.article-preview {
	position: relative;
	display: grid;
	grid-template-columns: 64px minmax(0, 1fr);
	gap: 22px;
	padding: 28px 30px;
	align-items: start;
}
.article-preview-number {
	padding-top: 6px;
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 17px;
	opacity: .85;
}
.article-preview-meta {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 12px;
	color: var(--text-3);
	font-family: var(--font-mono);
	font-size: 13px;
}
.article-preview-tags { color: var(--blue); }
.article-preview-title { margin-top: 8px; font-size: 21px; font-weight: 700; line-height: 1.4; }
.article-preview-title a { color: var(--text); transition: color .25s; }
.article-preview:hover .article-preview-title a { color: var(--blue); }
.article-preview-excerpt { margin-top: 9px; color: var(--text-2); font-size: 15px; line-height: 1.8; }
.article-preview-link {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin-top: 14px;
	color: var(--blue);
	font-size: 14px;
	font-weight: 600;
	line-height: 1;
}
.article-preview-link svg { width: 14px; height: 14px; transition: transform .3s var(--ease); }
.article-preview-link:hover svg { transform: translateX(4px); }
.article-preview[hidden] { display: none; }
.article-feed-status, .article-empty { padding: 34px 4px; color: var(--text-3); font-size: 15px; }

.blog-hero { padding: calc(var(--nav-h) + 76px) 0 60px; }
.blog-hero .section-head { margin-bottom: 0; }
.blog-hero h1 { font-size: clamp(38px, 6.4vw, 64px); font-weight: 800; letter-spacing: -.03em; }
.blog-hero h1 .accent { color: var(--blue); }
.blog-count {
	display: inline-grid;
	justify-items: center;
	gap: 4px;
	margin-top: 26px;
	padding: 16px 26px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	background: var(--bg-elevated);
	box-shadow: var(--shadow-sm);
}
.blog-count strong { color: var(--blue); font-family: var(--font-pixel); font-size: 26px; }
.blog-count span { color: var(--text-3); font-size: 12.5px; }

.blog-tools { margin-bottom: 30px; }
.blog-tools-head { margin-bottom: 18px; }
.blog-tools-bar { display: flex; align-items: center; gap: 14px; }
.search-box {
	position: relative;
	display: flex;
	align-items: center;
	flex: 1;
	max-width: 460px;
}
.search-box svg {
	position: absolute;
	left: 17px;
	width: 17px;
	height: 17px;
	color: var(--text-3);
	pointer-events: none;
}
.search-box input {
	width: 100%;
	height: 46px;
	padding: 0 18px 0 44px;
	border: 1px solid var(--border);
	border-radius: 999px;
	background: var(--bg-elevated);
	color: var(--text);
	font-size: 15px;
	transition: border-color .3s var(--ease), box-shadow .3s var(--ease), background-color .3s var(--ease);
}
.search-box input::placeholder { color: var(--text-3); }
.search-box input:focus {
	outline: none;
	border-color: var(--blue);
	box-shadow: 0 0 0 4px var(--blue-soft);
}

/* ---------- 友情链接 ---------- */
.friend-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
	gap: 14px;
}
.friend-card {
	display: grid;
	grid-template-columns: 46px minmax(0, 1fr) 18px;
	align-items: center;
	gap: 14px;
	padding: 16px 18px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	background: var(--bg-elevated);
	box-shadow: var(--shadow-sm);
	color: var(--text);
	text-decoration: none;
	transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.friend-card:hover { transform: translateY(-4px); border-color: var(--blue-soft); box-shadow: var(--shadow-md); }
.friend-card .avatar {
	display: flex;
	align-items: center;
	justify-content: center;
	overflow: hidden;
	width: 46px;
	height: 46px;
	border-radius: 13px;
	background: var(--blue-soft);
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 13px;
	letter-spacing: .02em;
}
.friend-card .avatar img { width: 100%; height: 100%; object-fit: cover; }
.friend-card .body { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.friend-card .name { color: var(--text); font-size: 15px; font-weight: 700; }
.friend-card .desc {
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
	color: var(--text-3);
	font-size: 12.5px;
	line-height: 1.6;
}
.friend-card svg { width: 16px; height: 16px; color: var(--text-3); }
.friend-card:hover svg { color: var(--blue); }

/* ---------- 文章页 ---------- */
.article-wrap { max-width: 1180px; margin: 0 auto; padding: calc(var(--nav-h) + 20px) 0 30px; }
/* 正文 + 左侧目录 */
.article-layout {
	display: grid;
	grid-template-columns: 232px minmax(0, 1fr);
	gap: 48px;
	align-items: start;
}
/* 没有目录的短文：收成单列并居中，正文不会掉进目录那一列 */
.article-layout.is-no-toc { grid-template-columns: minmax(0, 1fr); }
.article-layout.is-no-toc .article-main { margin-inline: auto; }
.article-main { min-width: 0; max-width: 760px; }

/* 左侧目录 */
.article-toc {
	position: sticky;
	top: calc(var(--nav-h) + 28px);
	max-height: calc(100vh - var(--nav-h) - 56px);
	overflow-y: auto;
	padding: 18px 16px 18px 0;
	border-right: 1px solid var(--border);
	font-size: 13.5px;
	scrollbar-width: thin;
}
.article-toc[hidden] { display: none; }
.toc-title {
	margin-bottom: 12px;
	color: var(--text-3);
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .12em;
	text-transform: uppercase;
}
.toc-list { margin: 0; padding: 0; list-style: none; }
.toc-item { margin: 0; }
.toc-link {
	display: block;
	position: relative;
	padding: 5px 10px 5px 12px;
	border-left: 2px solid transparent;
	color: var(--text-3);
	line-height: 1.55;
	text-decoration: none;
	transition: color .2s var(--ease), border-color .2s var(--ease);
}
.toc-link:hover { color: var(--text); }
.toc-link.is-active { border-left-color: var(--blue); color: var(--blue); font-weight: 600; }
.toc-level-3 { padding-left: 22px; font-size: 13px; }
.toc-level-4 { padding-left: 32px; font-size: 12.5px; }
.toc-level-5,
.toc-level-6 { padding-left: 42px; font-size: 12.5px; }
.toc-progress { margin: 18px 0 0; color: var(--text-3); font-size: 12px; }
.toc-progress .bar {
	display: block;
	height: 3px;
	margin-bottom: 7px;
	border-radius: 999px;
	background: var(--blue);
	transition: width .2s linear;
}
.toc-progress::before {
	content: "";
	display: block;
	height: 3px;
	margin-bottom: -10px;
	border-radius: 999px;
	background: var(--border);
}
/* 标题锚点：hover 时显示 # 号 */
.article-body .has-anchor { scroll-margin-top: calc(var(--nav-h) + 24px); }
.article-body .has-anchor:hover::after {
	content: " #";
	color: var(--blue);
	opacity: .6;
}

/* 分页说明 */
.pager-note {
	margin: 26px 0 -18px;
	color: var(--text-3);
	font-size: 12.5px;
	text-align: center;
}
.pager-note[hidden] { display: none; }

@media (max-width: 1023px) {
	.article-layout { grid-template-columns: minmax(0, 1fr); gap: 24px; }
	.article-toc {
		position: static;
		max-height: none;
		padding: 0;
		border-right: 0;
		border: 1px solid var(--border);
		border-radius: var(--radius-sm);
		background: var(--bg-elevated);
	}
	.article-toc .toc-title { padding: 14px 16px 0; }
	.article-toc .toc-list { max-height: 46vh; overflow-y: auto; padding: 0 8px 8px; }
	.article-toc .toc-progress { padding: 0 16px 14px; }
	/* 窄屏时目录被挪进正文流（专栏下方、正文上方），补一段下间距 */
	.article-toc.is-inline { margin: 0 0 28px; }
}
.article-crumb {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 10px;
	margin-bottom: 22px;
	color: var(--text-3);
	font-size: 13.5px;
}
.article-crumb a { color: var(--text-2); transition: color .25s; }
.article-crumb a:hover { color: var(--blue); }
.article-crumb .sep { color: var(--border-strong); }

.article-eyebrow {
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 14px;
	letter-spacing: .1em;
	margin-bottom: 16px;
}
.article-header h1 { font-size: clamp(30px, 5vw, 46px); font-weight: 800; line-height: 1.25; letter-spacing: -.02em; }
.article-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 10px 20px;
	margin-top: 20px;
	padding-bottom: 30px;
	border-bottom: 1px solid var(--border);
	color: var(--text-3);
	font-size: 14px;
}
.article-meta time, .article-meta span { display: inline-flex; align-items: center; gap: 7px; }
.article-meta svg { width: 15px; height: 15px; color: var(--blue); }
/* ---------- 分享：文首与文末各一个「复制链接」文字链接 ---------- */
.article-meta .share-link { margin-left: auto; }
.article-meta .share-link svg { width: 14px; height: 14px; color: inherit; }
.share-link {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	margin: 0;
	padding: 0;
	border: 0;
	background: none;
	color: inherit;
	font-family: inherit;
	font-size: 13.5px;
	line-height: 1.6;
	white-space: nowrap;
	cursor: pointer;
	transition: color .2s var(--ease);
}
.share-link:hover { color: var(--blue); }
.share-link:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 4px; }
.share-link.is-done { color: var(--blue); }
.share-link.is-failed { color: var(--text-2); }
/* 文末：作者信息上方的单独一行，相对正文左右居中 */
.article-share-footer {
	display: flex;
	justify-content: center;
	margin: 26px 0 22px;
}
.share-link--footer {
	padding: 10px 20px 10px 16px;
	border: 1px solid var(--border);
	border-radius: 999px;
	background: var(--bg-elevated);
	font-size: 14px;
	font-weight: 600;
	box-shadow: var(--shadow-sm);
	transition: color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease), box-shadow .25s var(--ease);
}
.share-link--footer:hover { transform: translateY(-2px); border-color: var(--blue-soft); box-shadow: var(--shadow-md); }
.article-meta .share-link--footer svg,
.share-link--footer svg { width: 16px; height: 16px; color: var(--blue); }

.article-body { padding: 34px 0 8px; color: var(--text-2); font-size: 17px; line-height: 2; }
.article-body p { margin: 0 0 22px; }
.article-body h2 { margin: 40px 0 16px; color: var(--text); font-size: 26px; }
.article-body h3 { margin: 32px 0 12px; color: var(--text); font-size: 21px; }
.article-body h4 { margin: 28px 0 10px; color: var(--text); font-size: 18px; }
.article-body h5 { margin: 24px 0 8px; color: var(--text); font-size: 16px; }
.article-body h6 { margin: 20px 0 8px; color: var(--text-2); font-size: 15px; }
.article-body a { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--blue); }
.article-body ul, .article-body ol { margin: 0 0 22px; padding-left: 24px; list-style: none; }
.article-body ul li { position: relative; margin-bottom: 10px; }
.article-body ul li::before {
	content: '';
	position: absolute;
	left: -20px;
	top: .68em;
	width: 8px;
	height: 8px;
	border-radius: 2px;
	background: var(--blue);
}
.article-body ol { list-style: decimal; }
.article-body ol li { margin-bottom: 10px; }
.article-body blockquote {
	margin: 30px 0;
	padding: 20px 26px;
	border-left: 3px solid var(--blue);
	border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
	background: var(--blue-soft);
	color: var(--text);
}
.article-body blockquote p { margin: 0; }
.article-body blockquote cite {
	display: block;
	margin-top: 10px;
	color: var(--text-3);
	font-size: 13.5px;
	font-style: normal;
}
.article-body code {
	padding: 3px 8px;
	border: 1px solid var(--border);
	border-radius: 7px;
	background: var(--bg-subtle);
	color: var(--blue);
	font-family: var(--font-mono);
	font-size: .88em;
}
.article-body pre {
	position: relative;
	margin: 0 0 22px;
	padding: 20px 24px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	background: var(--bg-subtle);
	overflow-x: auto;
}
/* 代码块右上角复制按钮（pre[data-copy] 由 js/code-highlight.js 标记） */
.article-body pre[data-copy="on"] { padding-top: 46px; }
.code-copy {
	position: absolute;
	top: 8px;
	right: 8px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 30px;
	height: 30px;
	padding: 0;
	border: 1px solid var(--border);
	border-radius: 9px;
	background: var(--bg-elevated);
	color: var(--text-3);
	cursor: pointer;
	transition: color .2s var(--ease), transform .2s var(--ease), border-color .2s var(--ease);
}
.code-copy:hover { color: var(--blue); border-color: var(--blue-soft); transform: translateY(-1px); }
.code-copy.is-done { color: var(--blue); }
.code-copy svg { width: 15px; height: 15px; }
/* 语言标签：左上角（样式沿用原样） */
.code-lang {
	position: absolute;
	top: 8px;
	left: 8px;
	display: inline-flex;
	align-items: center;
	height: 30px;
	padding: 0 10px;
	border-radius: 9px;
	background: var(--blue-softer);
	color: var(--text-3);
	font-family: var(--font-mono);
	font-size: 12px;
	letter-spacing: .04em;
	text-transform: uppercase;
	pointer-events: none;
}
.article-body pre code { padding: 0; border: 0; background: none; color: var(--text); font-size: 14px; }
/* 代码高亮 token（由 js/code-highlight.js 生成） */
.article-body .tok-comment { color: var(--code-comment); font-style: italic; }
.article-body .tok-keyword { color: var(--code-keyword); }
.article-body .tok-string { color: var(--code-string); }
.article-body .tok-number { color: var(--code-number); }
.article-body .tok-type { color: var(--code-type); }
.article-body .tok-func { color: var(--code-func); }
.article-body .tok-cmd { color: var(--code-cmd); font-weight: 600; }
.article-body .tok-meta { color: var(--code-meta); }
.article-body .tok-var { color: var(--code-var); }
.article-body .tok { font-style: normal; }
.article-body del { color: var(--text-3); }
/* 嵌套列表 */
.article-body li > ul,
.article-body li > ol { margin-top: 10px; }
/* 表格：外层可横向滚动，避免宽表撑破移动端布局 */
.article-body .table-wrap {
	margin: 0 0 22px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	overflow-x: auto;
}
.article-body table { width: 100%; border-collapse: collapse; font-size: 14.5px; line-height: 1.75; }
.article-body th,
.article-body td { padding: 10px 14px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
.article-body thead th { background: var(--bg-subtle); color: var(--text); font-weight: 700; white-space: nowrap; }
.article-body tbody tr:last-child td { border-bottom: 0; }
.article-body td code { white-space: nowrap; }
.article-body .align-center { text-align: center; }
.article-body .align-right { text-align: right; }
/* 引用块内部的段落、列表与代码块间距 */
.article-body blockquote p + p,
.article-body blockquote ul,
.article-body blockquote ol,
.article-body blockquote pre,
.article-body blockquote h4 { margin-top: 14px; }
.article-body blockquote > :last-child { margin-bottom: 0; }
.article-body figure { margin: 32px 0; }
.article-body img {
	width: 100%;
	height: auto;
	border-radius: var(--radius-sm);
	border: 1px solid var(--border);
	cursor: zoom-in;
	transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.article-body img:hover { transform: scale(1.012); box-shadow: var(--shadow-md); }
.article-body .article-figure-small img { max-width: 420px; margin-inline: auto; }
.article-body figcaption { margin-top: 12px; color: var(--text-3); font-size: 13.5px; text-align: center; }
.article-body hr { margin: 38px 0; border: 0; border-top: 1px solid var(--border); }

.article-author {
	display: flex;
	align-items: center;
	gap: 16px;
	margin-top: 38px;
	padding: 22px 26px;
}
.article-author img { width: 52px; height: 52px; border-radius: 14px; image-rendering: pixelated; }
.article-author strong { display: block; font-size: 16px; }
.article-author span { color: var(--text-3); font-size: 13px; }
.article-source { margin-top: 18px; }
.article-source a {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 9px 16px;
	border: 1px dashed var(--border);
	border-radius: 999px;
	background: var(--bg-elevated);
	color: var(--text-2);
	font-size: 13px;
	text-decoration: none;
	transition: border-color .3s var(--ease), color .3s var(--ease);
}
.article-source a:hover { border-color: var(--blue-soft); border-style: solid; color: var(--blue); }
.article-source .host { color: var(--blue); font-weight: 600; }
.article-source .arrow { color: var(--text-3); }

.article-comments { margin-top: 40px; padding-top: 30px; border-top: 1px solid var(--border); }
.article-comments h2 { font-size: 22px; margin-bottom: 8px; }
.article-comments > p { color: var(--text-3); font-size: 14px; margin-bottom: 18px; }
.article-comments .utterances {
	margin-top: 20px;
	border-radius: var(--radius-sm);
	overflow: hidden;
	min-height: 120px;
}
/* Utterances 内部 iframe 背景与站点深浅色保持协调 */
html[data-theme="dark"] .article-comments .utterances { background: #0f1013; }
.article-comments .utterances + .utterances-fallback { margin-top: 16px; }
.comments-loading { color: var(--text-3); font-size: 14px; }
.comments-fallback {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	margin-top: 18px;
	padding: 14px 20px;
	border: 1px dashed var(--border-strong);
	border-radius: var(--radius-sm);
	background: var(--blue-softer);
	color: var(--text-3);
	font-size: 13.5px;
	line-height: 1.7;
}
.comments-fallback a { display: inline-flex; align-items: center; gap: 6px; color: var(--blue); font-weight: 600; white-space: nowrap; }
.comments-fallback a svg { width: 14px; height: 14px; }
.comments-fallback[hidden] { display: none; }
.article-comments .giscus iframe { margin-top: 0; }

/* ---------- 专栏（类似 B 站分 P） ---------- */
.column-nav {
	margin: 0 0 30px;
	padding: 18px 20px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	background: var(--bg-elevated);
	box-shadow: var(--shadow-sm);
}
.column-nav[hidden] { display: none; }
.column-nav-head { display: flex; align-items: baseline; gap: 10px; margin-bottom: 12px; }
.column-nav-head .kicker {
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 11.5px;
	letter-spacing: .1em;
}
.column-nav-title { color: var(--text); font-size: 17px; }
.column-nav-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 2px; }
.column-nav-item {
	display: grid;
	grid-template-columns: 34px minmax(0, 1fr) auto;
	align-items: center;
	gap: 10px;
	padding: 9px 12px;
	border-radius: 10px;
	color: var(--text-2);
	text-decoration: none;
	transition: background-color .2s var(--ease), color .2s var(--ease);
}
.column-nav-item:hover { background: var(--blue-softer); color: var(--text); }
.column-nav-item .part { color: var(--text-3); font-size: 12px; }
.column-nav-item .name { font-size: 14.5px; font-weight: 500; }
.column-nav-item .date { color: var(--text-3); font-size: 12.5px; }
.column-nav-list .is-current .column-nav-item { background: var(--blue-soft); color: var(--blue); }
.column-nav-list .is-current .name { font-weight: 700; }
.column-nav-list .is-current .part { color: var(--blue); }

/* ---------- 博客概述（/blogs/ 首屏） ---------- */
.blog-intro {
	margin-bottom: 44px;
	padding: 30px 32px 26px;
	border: 1px solid var(--border);
	border-radius: var(--radius);
	background: var(--bg-elevated);
	box-shadow: var(--shadow-sm);
}
.blog-intro[hidden] { display: none; }
.blog-intro-head h1 { margin: 6px 0 12px; color: var(--text); font-size: 30px; letter-spacing: -.01em; }
.blog-intro-lead { margin: 0; color: var(--text-2); font-size: 16px; line-height: 1.9; }
.blog-intro-lead strong { color: var(--blue); font-weight: 700; }
.blog-intro-stats {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 12px;
	margin: 22px 0 4px;
}
.blog-intro-stat {
	display: flex;
	flex-direction: column;
	gap: 2px;
	padding: 14px 16px;
	border-radius: var(--radius-sm);
	background: var(--bg-subtle);
	text-align: center;
}
.blog-intro-stat strong { color: var(--blue); font-family: var(--font-pixel); font-size: 22px; }
.blog-intro-stat span { color: var(--text-3); font-size: 12px; }
.blog-intro-section { margin-top: 30px; }
.blog-intro-section h2 {
	margin: 0 0 6px;
	color: var(--text);
	font-size: 19px;
}
.blog-intro-section > p { margin: 0 0 14px; color: var(--text-3); font-size: 13.5px; line-height: 1.8; }
.blog-intro-section code { padding: 2px 6px; border-radius: 6px; background: var(--bg-subtle); color: var(--blue); font-family: var(--font-mono); font-size: 12.5px; }
.blog-intro-foot {
	margin-top: 26px;
	padding-top: 18px;
	border-top: 1px solid var(--border);
	color: var(--text-3);
	font-size: 13px;
}

/* 专栏卡片（概述内） */
.column-index { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 14px; }
.column-card {
	padding: 18px 20px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	background: var(--bg-subtle);
}
.column-card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; }
.column-card-title { margin: 0; color: var(--text); font-size: 16px; }
.column-card-count { color: var(--blue); font-family: var(--font-pixel); font-size: 12px; }
.column-card-desc { margin: 8px 0 12px; color: var(--text-3); font-size: 13px; line-height: 1.75; }
.column-card-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 4px; }
.column-card-list li {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 12px;
	font-size: 14px;
}
.column-card-list a { color: var(--text-2); text-decoration: none; }
.column-card-list a:hover { color: var(--blue); }
.column-card-list .date { flex: none; color: var(--text-3); font-size: 12px; }

/* 置顶文章（概述内） */
.pinned-list {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
	gap: 14px;
}
.pinned-card {
	display: flex;
	flex-direction: column;
	gap: 10px;
	padding: 20px 22px;
	border: 1px solid var(--border);
	border-radius: var(--radius-sm);
	background: var(--bg-elevated);
	color: var(--text);
	text-decoration: none;
	transition: transform .35s var(--ease), border-color .35s var(--ease), box-shadow .35s var(--ease);
}
.pinned-card:hover { transform: translateY(-4px); border-color: var(--blue-soft); box-shadow: var(--shadow-md); }
.pinned-card-top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	color: var(--text-3);
	font-size: 12px;
}
.pinned-card-top .pixel { color: var(--blue); font-family: var(--font-pixel); font-size: 13px; }
.pinned-card-title { margin: 0; font-size: 16.5px; font-weight: 700; line-height: 1.45; letter-spacing: -.01em; }
.pinned-card:hover .pinned-card-title { color: var(--blue); }
.pinned-card-desc {
	margin: 0;
	color: var(--text-3);
	font-size: 13px;
	line-height: 1.7;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;
	overflow: hidden;
}
.pinned-card-column {
	align-self: flex-start;
	margin-top: auto;
	padding: 3px 10px;
	border-radius: 999px;
	background: var(--blue-soft);
	color: var(--blue);
	font-size: 11.5px;
	white-space: nowrap;
}
@media (max-width: 720px) {
	.blog-intro { padding: 24px 20px 20px; }
	.blog-intro-stats { grid-template-columns: 1fr; }
}

/* 列表页的专栏标签 */
.article-preview-column {
	padding: 2px 8px;
	border-radius: 999px;
	background: var(--blue-soft);
	color: var(--blue);
	font-size: 11.5px;
	white-space: nowrap;
}

.article-pager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 44px; }
.article-pager[hidden] { display: none; }
.article-pager a {
	display: flex;
	flex-direction: column;
	gap: 6px;
	padding: 20px 24px;
	border: 1px solid var(--border);
	border-radius: var(--radius);
	background: var(--bg-elevated);
	transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.article-pager a:hover { border-color: var(--blue); transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.article-pager .dir { color: var(--blue); font-family: var(--font-pixel); font-size: 12px; letter-spacing: .08em; }
.article-pager .name { color: var(--text); font-size: 15px; font-weight: 600; }
.article-pager .next { text-align: right; }
.article-pager .placeholder { visibility: hidden; }

/* ---------- 联系 ---------- */
.contact-panel {
	display: grid;
	grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
	overflow: hidden;
}
.contact-lead {
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 16px;
	padding: 44px 40px;
	border-right: 1px solid var(--border);
	background:
		linear-gradient(160deg, var(--blue-soft), transparent 62%),
		var(--bg-elevated);
}
.section:nth-of-type(even) .contact-lead { background: linear-gradient(160deg, var(--blue-soft), transparent 62%), var(--bg); }
.contact-lead .k { color: var(--blue); font-family: var(--font-pixel); font-size: 13px; letter-spacing: .1em; }
.contact-lead > a.mail {
	color: var(--text);
	font-size: clamp(17px, 2vw, 21px);
	font-weight: 700;
	word-break: break-all;
	transition: color .25s;
}
.contact-lead > a.mail:hover { color: var(--blue); }
.contact-lead .btn { align-self: flex-start; margin-top: 6px; }

.contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.contact-cell {
	position: relative;
	display: flex;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	min-height: 108px;
	padding: 20px 52px 20px 26px;
	border-bottom: 1px solid var(--border);
	color: var(--text);
	transition: background-color .3s var(--ease);
}
.contact-cell:nth-child(odd) { border-right: 1px solid var(--border); }
.contact-cell:nth-last-child(-n + 2) { border-bottom: 0; }
a.contact-cell:hover { background: var(--blue-soft); }
.contact-cell .k { color: var(--text-3); font-family: var(--font-pixel); font-size: 12px; letter-spacing: .06em; }
.contact-cell .v { font-size: 16px; font-weight: 700; word-break: break-all; }
.contact-cell .n { color: var(--text-3); font-size: 12.5px; }
.contact-cell > svg {
	position: absolute;
	top: 24px;
	right: 22px;
	width: 16px;
	height: 16px;
	color: var(--blue);
	transition: transform .3s var(--ease);
}
a.contact-cell:hover > svg { transform: translate(2px, -2px); }

/* ---------- 页脚 ---------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-elevated); }
.footer-inner {
	display: grid;
	grid-template-columns: 1.3fr 1fr 1fr;
	gap: 36px;
	padding: 56px 0 44px;
}
.footer-brand .nav-brand { margin-bottom: 14px; }
.footer-brand p { color: var(--text-2); font-size: 14px; line-height: 1.8; max-width: 300px; }
.footer-col h4 { margin-bottom: 16px; color: var(--text-3); font-family: var(--font-pixel); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.footer-col ul { display: grid; gap: 10px; }
.footer-col a, .footer-col span { color: var(--text-2); font-size: 14.5px; transition: color .25s; }
.footer-col a:hover { color: var(--blue); }
.footer-bottom {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 10px;
	padding: 20px 0;
	border-top: 1px solid var(--border);
	color: var(--text-3);
	font-size: 13px;
}
.footer-bottom .pixel { color: var(--blue); font-size: 12px; }

/* ---------- MC 像素装饰 ---------- */
/* 区块标题旁的像素小方块（呼应 Minecraft 手柄按键） */
.section-title { position: relative; }
.pixel-tag {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	margin-left: 12px;
	padding: 5px 11px;
	border-radius: 7px;
	background: var(--blue-soft);
	color: var(--blue);
	font-family: var(--font-pixel);
	font-size: 12px;
	letter-spacing: .08em;
	vertical-align: middle;
	white-space: nowrap;
	transition: background-color .3s var(--ease), color .3s var(--ease);
}
.pixel-tag::before {
	content: '';
	width: 7px;
	height: 7px;
	background: currentColor;
}
/* 卡片悬停时右上角出现的像素角标 */
.pixel-corner {
	position: absolute;
	top: 14px;
	right: 14px;
	width: 9px;
	height: 9px;
	border-radius: 2px;
	background: var(--blue);
	opacity: 0;
	transform: scale(.4) rotate(45deg);
	transition: opacity .35s var(--ease), transform .45s var(--ease-spring);
}
.card:hover .pixel-corner { opacity: .85; transform: scale(1) rotate(45deg); }
.timeline-body, .work-body, .about-intro { position: relative; }

/* ---------- 图片预览对话框 ---------- */
.image-preview-dialog {
	position: fixed;
	box-sizing: border-box;
	width: min(96vw, 1400px);
	max-width: 96vw;
	max-height: 94dvh;
	padding: 54px 72px 20px;
	overflow: visible;
	border: 1px solid rgba(255, 255, 255, .14);
	border-radius: 18px;
	background: rgba(12, 12, 14, .97);
	color: #fff;
	box-shadow: 0 30px 100px rgba(0, 0, 0, .5);
}
.image-preview-dialog::backdrop { background: rgba(0, 0, 0, .76); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); }
.image-preview-dialog img { display: block; width: auto; max-width: 100%; height: auto; max-height: calc(94dvh - 110px); margin: 0 auto; object-fit: contain; border-radius: 8px; }
.image-preview-caption { margin: 13px 0 0; color: rgba(255, 255, 255, .72); font-size: 13px; text-align: center; }
.image-preview-close, .image-preview-nav {
	position: absolute;
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	border: 1px solid rgba(255, 255, 255, .2);
	border-radius: 50%;
	background: rgba(30, 30, 32, .86);
	color: #fff;
	cursor: pointer;
	font-size: 26px;
	line-height: 1;
	transition: background-color .3s var(--ease), transform .3s var(--ease);
}
.image-preview-close:hover, .image-preview-nav:hover { background: var(--blue); }
.image-preview-close { top: 12px; right: 12px; }
.image-preview-close:hover { transform: scale(1.08); }
.image-preview-nav { top: 50%; transform: translateY(-50%); }
.image-preview-nav:hover { transform: translateY(-50%) scale(1.08); }
.image-preview-previous { left: 14px; }
.image-preview-next { right: 14px; }
.image-preview-dialog button[hidden] { display: none; }

/* ---------- 进场动画 ---------- */
.reveal {
	opacity: 0;
	transform: translateY(26px);
	transition: opacity .85s var(--ease), transform .85s var(--ease);
	transition-delay: var(--d, 0s);
	will-change: opacity, transform;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* 放在 .reveal 之后，确保卡片悬停浮起不被 .reveal 的 transform 覆盖 */
.card.reveal.is-visible:hover,
.card.reveal:hover { transform: translateY(-5px); }

@keyframes rise-in {
	from { opacity: 0; transform: translateY(16px); }
	to { opacity: 1; transform: translateY(0); }
}
/* 使用 backwards 而非 both：动画结束后交还 hover 的 transform 控制权 */
.article-entry { animation: rise-in .55s var(--ease) backwards; }
.article-preview { animation: rise-in .6s var(--ease) backwards; }
.article-preview:nth-child(2) { animation-delay: .07s; }
.article-preview:nth-child(3) { animation-delay: .14s; }
.article-preview:nth-child(4) { animation-delay: .21s; }

/* ---------- 响应式 ---------- */
@media (min-width: 761px) {
	/* 桌面端不使用全屏移动菜单 */
	.nav-menu { display: none; }
}

@media (max-width: 1020px) {
	.hero-inner { grid-template-columns: 1fr; gap: 48px; }
	.hero-visual { order: -1; }
	.hero-frame { width: min(260px, 64%); }
	.works-grid, .hobby-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.footer-inner { grid-template-columns: 1fr 1fr; }
	.footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 760px) {
	.nav-links { display: none; }
	.nav-burger { display: inline-flex; }
	.nav-github-link { display: none; }

	.section { padding: 64px 0; }
	.section-head { margin-bottom: 34px; }

	.hero { min-height: auto; padding-top: calc(var(--nav-h) + 40px); }
	.scroll-hint { display: none; }

	.stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
	.about-grid { grid-template-columns: 1fr; }
	.about-intro { padding: 28px 24px; }

	.works-grid, .hobby-grid { grid-template-columns: 1fr; }
	.contact-panel { grid-template-columns: 1fr; }
	.contact-lead { border-right: 0; border-bottom: 1px solid var(--border); padding: 34px 28px; }
	.contact-cell:nth-last-child(-n + 2) { border-bottom: 1px solid var(--border); }
	.contact-cell:nth-last-child(1) { border-bottom: 0; }

	.article-preview { grid-template-columns: 1fr; gap: 8px; padding: 24px 22px; }
	.article-preview-number { padding-top: 0; font-size: 13px; }
	.article-pager { grid-template-columns: 1fr; }
	.article-pager .placeholder { display: none; }

	.footer-inner { grid-template-columns: 1fr; gap: 28px; padding: 44px 0 34px; }

	.blog-tools { flex-direction: column; align-items: stretch; }
	.search-box { max-width: none; }

	.image-preview-dialog { width: calc(100vw - 20px); max-width: calc(100vw - 20px); max-height: 92dvh; padding: 54px 12px 18px; border-radius: 14px; }
	.image-preview-dialog img { max-height: calc(92dvh - 105px); }
	.image-preview-nav { top: auto; bottom: 10px; width: 40px; height: 40px; }
	.image-preview-nav:hover { transform: scale(1.08); }
	.image-preview-previous { left: 8px; }
	.image-preview-next { right: 8px; }
}

/* ---------- 降低动态效果 ---------- */
@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	*, *::before, *::after {
		animation-duration: .01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: .01ms !important;
	}
	.reveal { opacity: 1; transform: none; }
}