/* ============================================================
   toflower blog · Editorial 主题(杂志风 · 双主题)
   设计:衬线大标题 + 无衬线正文 / 暖橙强调 / 网格质感 / 克制动效
   ============================================================ */

/* ---------- 主题变量 ---------- */
:root {
    /* 字体 */
    --font-serif: "Playfair Display", "Noto Serif SC", "Source Han Serif SC",
                  "Songti SC", Georgia, serif;
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
                 "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    --font-mono: "JetBrains Mono", "SF Mono", Monaco, Consolas, "Courier New", monospace;

    /* 尺寸 */
    --header-h: 68px;
    --content-w: 1180px;
    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;

    /* 缓动 */
    --ease-out: cubic-bezier(.22, .61, .36, 1);
    --ease-soft: cubic-bezier(.4, 0, .2, 1);
    --ease-back: cubic-bezier(.34, 1.56, .64, 1);
}

/* 浅色(奶油纸) */
[data-theme="light"] {
    --bg: #faf7f2;
    --bg-soft: #f3ede3;
    --bg-card: #ffffff;
    --bg-elev: #fffdf8;
    --text: #1a1a1a;
    --text-soft: #4a4a4a;
    --text-mute: #8a8a82;
    --border: #e6dfd2;
    --border-strong: #d4cbb8;
    --accent: #e85d04;
    --accent-soft: rgba(232, 93, 4, 0.10);
    --accent-2: #0f766e;
    --accent-2-soft: rgba(15, 118, 110, 0.10);
    --shadow-sm: 0 1px 3px rgba(60, 40, 10, 0.06);
    --shadow-md: 0 6px 20px rgba(60, 40, 10, 0.08);
    --shadow-lg: 0 18px 40px rgba(60, 40, 10, 0.12);
    --grid-line: rgba(26, 26, 26, 0.04);
    --noise-op: 0.04;
    --selection: #ffb98a;
}

/* 深色(墨夜) */
[data-theme="dark"] {
    --bg: #0e0e10;
    --bg-soft: #16161a;
    --bg-card: #18181c;
    --bg-elev: #1d1d22;
    --text: #ededed;
    --text-soft: #b8b8b8;
    --text-mute: #7a7a7a;
    --border: #2a2a30;
    --border-strong: #3a3a44;
    --accent: #ff7a45;
    --accent-soft: rgba(255, 122, 69, 0.12);
    --accent-2: #5eead4;
    --accent-2-soft: rgba(94, 234, 212, 0.10);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 18px 40px rgba(0, 0, 0, 0.5);
    --grid-line: rgba(255, 255, 255, 0.04);
    --noise-op: 0.06;
    --selection: #6b3410;
}

/* ---------- 重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.75;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color .5s var(--ease-soft), color .5s var(--ease-soft);
}
/* 纸张噪点纹理 */
body::before {
    content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 64px 64px;
    opacity: .8;
}
body::after {
    content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
    opacity: var(--noise-op);
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
    mix-blend-mode: multiply;
}
[data-theme="dark"] body::after { mix-blend-mode: screen; }

a { color: var(--accent); text-decoration: none; transition: color .2s var(--ease-soft); }
a:hover { color: var(--text); }
img, svg { max-width: 100%; height: auto; vertical-align: middle; }
ul, ol { padding-left: 1.4em; margin: 0 0 1em; }

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    line-height: 1.2; font-weight: 700; margin: 0 0 .6em; color: var(--text);
    letter-spacing: -.01em;
}
h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }
blockquote {
    margin: 1.8em 0; padding: .6em 1.4em;
    color: var(--text-soft);
    border-left: 3px solid var(--accent);
    font-family: var(--font-serif);
    font-size: 1.08em; font-style: italic;
}
code { font-family: var(--font-mono); font-size: .9em; }

::selection { background: var(--selection); color: var(--text); }
::-moz-selection { background: var(--selection); color: var(--text); }

/* ---------- 自定义光标(桌面) ---------- */
/* difference 混合: 光标颜色实时与所在位置背景取反, 移到任何区域都能反色对比 */
.cursor-dot, .cursor-ring {
    position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999;
    border-radius: 50%; transform: translate(-50%, -50%);
    mix-blend-mode: difference;
}
.cursor-dot {
    width: 22px; height: 22px;
    background: transparent; border-radius: 0;
    color: #fff;
    transition: width .2s var(--ease-out), height .2s var(--ease-out), opacity .15s;
    opacity: 1;
}
.cursor-dot svg {
    width: 100%; height: 100%; display: block;
    /* 准星 SVG 围绕 32,32 对称, 配合 translate(-50%,-50%) 正好把中心小圆对齐真实鼠标点 */
}
.cursor-dot.is-hover { width: 28px; height: 28px; opacity: 1; }
.cursor-ring {
    width: 36px; height: 36px; border: 2px solid #fff;
    transition: transform .25s var(--ease-out), width .25s, height .25s, border-color .25s;
}
.cursor-ring.is-hover { width: 56px; height: 56px; border-color: var(--accent); }
body.no-cursor .cursor-dot, body.no-cursor .cursor-ring { display: none; }
@media (hover: none), (max-width: 768px) {
    .cursor-dot, .cursor-ring { display: none; }
    * { cursor: auto !important; }
}
@media (hover: hover) and (pointer: fine) {
    body.has-cursor * { cursor: none !important; }
}

/* ---------- 阅读进度条 ---------- */
.reading-progress {
    position: fixed; top: 0; left: 0; height: 2px; width: 0;
    background: var(--accent);
    z-index: 100;
    transition: width .1s linear;
}

/* ---------- 容器 ---------- */
.container { max-width: var(--content-w); margin: 0 auto; padding: 0 32px; position: relative; z-index: 1; }
.content { padding: 80px 32px 100px; }

/* ---------- 顶部导航 ---------- */
.site-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 50;
    background: transparent;
    transition: background .4s var(--ease-soft), border-color .4s var(--ease-soft), padding .4s;
}
.site-header.scrolled {
    background: var(--nav-bg, var(--bg));
    border-bottom: 1px solid var(--nav-border, var(--border));
    backdrop-filter: saturate(180%) blur(8px);
}
.header-inner {
    max-width: var(--content-w); margin: 0 auto; padding: 0 32px;
    display: flex; align-items: center; gap: 28px; height: var(--header-h);
}
.site-logo {
    font-family: var(--font-serif);
    font-size: 1.4rem; font-weight: 800; font-style: italic;
    color: var(--nav-text, var(--text)); white-space: nowrap;
    letter-spacing: -.02em;
    position: relative;
}
.site-logo::after {
    content: ""; position: absolute; left: 0; bottom: -2px; height: 2px; width: 0;
    background: var(--accent); transition: width .35s var(--ease-out);
}
.site-logo:hover { color: var(--nav-text, var(--text)); }
.site-logo:hover::after { width: 100%; }

.site-nav { display: flex; gap: 4px; flex: 1; }
.site-nav a {
    color: var(--nav-mute, var(--text-soft)); font-size: .92rem; font-weight: 500;
    padding: 8px 14px; position: relative;
    transition: color .2s var(--ease-soft);
}
.site-nav a::before {
    content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 1px;
    background: var(--accent); transform: scaleX(0); transform-origin: left;
    transition: transform .3s var(--ease-out);
}
.site-nav a:hover { color: var(--nav-text, var(--text)); }
.site-nav a:hover::before, .site-nav a.active::before { transform: scaleX(1); }
.site-nav a.active { color: var(--accent); }

.search-box { flex: 0 0 200px; }
.search-box input {
    width: 100%; height: 38px; padding: 0 14px;
    background: var(--nav-ctrl-bg, var(--bg-soft)); border: 1px solid var(--nav-ctrl-border, var(--border));
    border-radius: var(--radius-sm);
    font-size: .9rem; color: var(--nav-text, var(--text)); outline: none;
    font-family: inherit;
    transition: border-color .2s, background .2s;
}
.search-box input::placeholder { color: var(--nav-mute, var(--text-mute)); }
.search-box input:focus { border-color: var(--accent); background: var(--bg-card); }

/* 主题切换按钮 */
.theme-toggle {
    width: 38px; height: 38px; flex: 0 0 auto;
    display: flex; align-items: center; justify-content: center;
    background: var(--nav-ctrl-bg, var(--bg-soft)); border: 1px solid var(--nav-ctrl-border, var(--border));
    border-radius: 50%; cursor: pointer; color: var(--nav-text, var(--text));
    transition: all .3s var(--ease-soft);
    overflow: hidden; position: relative;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); transform: rotate(20deg); }
.theme-toggle svg { width: 18px; height: 18px; transition: transform .5s var(--ease-back); }
.theme-toggle .icon-sun, .theme-toggle .icon-moon {
    position: absolute; transition: opacity .3s, transform .5s var(--ease-back);
}
[data-theme="light"] .theme-toggle .icon-sun { opacity: 0; transform: rotate(90deg) scale(0); }
[data-theme="light"] .theme-toggle .icon-moon { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="dark"] .theme-toggle .icon-sun { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="dark"] .theme-toggle .icon-moon { opacity: 0; transform: rotate(-90deg) scale(0); }

/* 主题切换圆形扩散 */
::view-transition-old(root), ::view-transition-new(root) { animation: none; mix-blend-mode: normal; }
::view-transition-new(root) { z-index: 1; }
::view-transition-old(root) { z-index: 0; }

.nav-toggle {
    display: none; flex-direction: column; gap: 5px; padding: 6px;
    background: none; border: none; cursor: pointer;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--nav-text, var(--text)); transition: .25s; border-radius: 2px; }

/* ---------- Hero(版式驱动) ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex; flex-direction: column; justify-content: center;
    padding: calc(var(--header-h) + 40px) 32px 80px;
    overflow: hidden;
}
.hero-grid {
    position: absolute; inset: 0; z-index: 0; pointer-events: none;
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
.hero-blob {
    position: absolute; z-index: 0; pointer-events: none;
    width: 520px; height: 520px; border-radius: 50%;
    filter: blur(80px); opacity: .35;
    animation: blobFloat 18s ease-in-out infinite alternate;
}
.hero-blob.b1 { top: -120px; right: -100px; background: var(--accent); }
.hero-blob.b2 { bottom: -150px; left: -120px; background: var(--accent-2); animation-delay: -6s; }
.hero-inner {
    position: relative; z-index: 2;
    max-width: var(--content-w); margin: 0 auto; width: 100%;
    text-align: center;
}
.hero-eyebrow {
    display: flex; align-items: center; justify-content: center; gap: 14px;
    font-family: "ZCOOL XiaoWei", var(--font-serif); font-size: var(--fs-hero_eyebrow_fs, 1.15rem);
    color: var(--wp-eyebrow, var(--text-mute)); letter-spacing: .18em; text-transform: uppercase;
    margin-bottom: 26px;
}
.hero-eyebrow::before { display: none; }
.hero-title {
    font-family: var(--font-serif);
    font-size: var(--fs-hero_title_fs, clamp(3rem, 11vw, 8.5rem));
    font-weight: 900; line-height: .95;
    margin: 0 0 24px;
    color: var(--wp-title, var(--text));
    letter-spacing: -.04em;
}
.hero-title .char {
    display: inline-block; opacity: 0; transform: translateY(60%) rotate(8deg);
    animation: charRise .9s var(--ease-out) forwards;
}
.hero-title .accent { color: var(--accent); font-style: italic; }
.hero-subtitle {
    font-size: var(--fs-hero_subtitle_fs, clamp(1rem, 1.6vw, 1.2rem));
    color: var(--wp-subtitle, var(--text-soft)); max-width: 560px;
    margin: 0 auto 40px; line-height: 1.7;
    opacity: 0; transform: translateY(20px);
    animation: fadeUp .8s var(--ease-out) .8s forwards;
}
.hero-actions {
    display: flex; gap: 18px; align-items: center; flex-wrap: wrap;
    justify-content: center;
    opacity: 0; transform: translateY(20px);
    animation: fadeUp .8s var(--ease-out) 1s forwards;
}
.btn-hero {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 14px 28px;
    font-size: .95rem; font-weight: 600;
    border-radius: 999px;
    transition: all .3s var(--ease-soft);
    cursor: pointer; border: none; font-family: inherit;
    position: relative; overflow: hidden;
}
.btn-hero-primary {
    background: var(--text); color: var(--bg);
}
.btn-hero-primary::before {
    content: ""; position: absolute; inset: 0; background: var(--accent);
    transform: translateY(100%); transition: transform .35s var(--ease-out);
    z-index: 0;
}
.btn-hero-primary:hover::before { transform: translateY(0); }
.btn-hero-primary:hover { color: #fff; }
.btn-hero-primary > * { position: relative; z-index: 1; }
.btn-hero-ghost {
    background: transparent; color: var(--text);
    border: 1px solid var(--wp-ghost-border, var(--border-strong));
}
.btn-hero-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-hero svg { width: 16px; height: 16px; transition: transform .3s; }
.btn-hero:hover svg { transform: translateX(4px); }

.hero-meta {
    position: absolute; bottom: 40px; left: 32px; right: 32px; z-index: 2;
    display: flex; justify-content: space-between; align-items: flex-end;
    font-family: var(--font-mono); font-size: var(--fs-hero_meta_fs, .78rem);
    color: var(--wp-meta, var(--text-mute)); letter-spacing: .1em;
    opacity: 0; animation: fadeUp .8s var(--ease-out) 1.2s forwards;
}
.hero-meta .scroll-cue {
    display: flex; align-items: center; gap: 10px;
    text-transform: uppercase;
}
.hero-meta .scroll-cue::after {
    content: ""; width: 1px; height: 32px; background: var(--accent);
    animation: scrollLine 1.8s ease-in-out infinite;
}
.hero-counter {
    font-family: var(--font-serif); font-size: 1rem; font-style: italic;
    color: var(--wp-counter, var(--text-soft));
}
.hero-counter b { color: var(--accent); font-weight: 800; }

/* ---------- 壁纸自适应(JS 检测壁纸明暗后自动切换) ---------- */
html.wallpaper-set {
    --wp-title: #101013;
    --wp-eyebrow: #33332c;
    --wp-subtitle: #16161a;
    --wp-meta: #33332c;
    --wp-counter: #16161a;
    --wp-ghost-border: rgba(0, 0, 0, .65);
}
html.wallpaper-dark {
    --wp-title: #f7f4ec;
    --wp-eyebrow: #d6d2c2;
    --wp-subtitle: #f5f2ea;
    --wp-meta: #d6d2c2;
    --wp-counter: #ece9dd;
    --wp-ghost-border: rgba(255, 255, 255, .55);
}

@keyframes blobFloat {
    from { transform: translate(0, 0) scale(1); }
    to { transform: translate(40px, -30px) scale(1.15); }
}
@keyframes charRise {
    to { opacity: 1; transform: translateY(0) rotate(0); }
}
@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}
@keyframes lineGrow {
    from { width: 0; }
}
@keyframes scrollLine {
    0%, 100% { transform: scaleY(.3); transform-origin: top; }
    50% { transform: scaleY(1); }
}

/* ---------- Hero 背景:图片 / 视频 / 遮罩 ---------- */
/* 静态图片=整页壁纸: fixed 固定在视口,滚动时内容从壁纸上滚过 */
.hero-bg-image {
    position: fixed; inset: 0; z-index: -1;
    width: 100%; height: 100%;
    object-fit: cover; object-position: center;
    pointer-events: none;
}
.hero-bg-video {
    position: absolute; inset: 0; z-index: 0;
    width: 100%; height: 100%;
    object-fit: cover; object-position: center;
    pointer-events: none;
}
.hero-bg-video { will-change: transform; }
/* 深色主题: 壁纸/视频滤镜压暗, 与整体深色调统一 */
[data-theme="dark"] .hero-bg-image {
    filter: brightness(.55) saturate(.9);
}
[data-theme="dark"] .hero-bg-video {
    filter: brightness(.55) saturate(.9);
}
.hero-bg-overlay {
    position: absolute; inset: 0; z-index: 1;
    background: #000; pointer-events: none;
}
/* 有图片/视频背景时,网格层放到遮罩之上、内容之下,保留质感 */
.hero[data-bg-type="image"] .hero-grid,
.hero[data-bg-type="video"] .hero-grid { z-index: 1; opacity: .5; }
.hero[data-bg-type="image"] .hero-inner,
.hero[data-bg-type="video"] .hero-inner { z-index: 2; }

/* ---------- Hero 标题动画变体 ---------- */
/* fade_up:整块淡入上移(不拆字) */
.hero-title.anim-fade-up {
    opacity: 0; transform: translateY(40px);
    animation: fadeUp 1s var(--ease-out) .25s forwards;
}

/* typewriter:逐字显现 + 末尾光标(inline animation-delay 控制节奏) */
.hero-title.anim-typewriter .char {
    opacity: 0;
    transform: none;
    animation: twChar .01s var(--ease-out) forwards;
}
.hero-title.anim-typewriter {
    position: relative;
}
.hero-title.anim-typewriter::after {
    content: "";
    display: inline-block;
    width: .08em; height: 1em;
    background: var(--accent);
    margin-left: .08em;
    vertical-align: -.12em;
    animation: twBlink .7s steps(1) infinite;
    animation-delay: var(--tw-duration, 1s);
    opacity: 0;
}
@keyframes twChar {
    to { opacity: 1; }
}
@keyframes twBlink {
    0%, 100% { opacity: 0; }
    50% { opacity: 1; }
}

/* glitch:故障抖动入场(单动画,inline animation-delay 错开) */
.hero-title.anim-glitch .char {
    opacity: 0;
    transform: translate(0, 0) skewX(0);
    animation: glitchIn .8s var(--ease-out) forwards;
}
.hero-title.anim-glitch .accent {
    text-shadow: 2px 0 var(--accent), -2px 0 var(--accent-2);
}
@keyframes glitchIn {
    0% { opacity: 0; transform: translate(-3px, 2px) skewX(-8deg); }
    25% { opacity: 1; transform: translate(3px, -2px) skewX(6deg); }
    50% { transform: translate(-2px, 1px) skewX(-4deg); }
    75% { transform: translate(2px, -1px) skewX(2deg); }
    100% { opacity: 1; transform: translate(0, 0) skewX(0); }
}

/* slide_reveal:从左滑入遮罩揭示 */
.hero-title.anim-slide-reveal .char {
    opacity: 0;
    transform: translateX(-110%);
    animation: slideReveal .8s var(--ease-out) forwards;
}
@keyframes slideReveal {
    0% { opacity: 0; transform: translateX(-110%); }
    60% { opacity: 1; }
    100% { opacity: 1; transform: translateX(0); }
}

/* ---------- 列表头 ---------- */
.list-header {
    margin-bottom: 56px; padding: 40px 0 24px;
    display: flex; align-items: flex-end;
    justify-content: space-between; gap: 16px;
    border-bottom: 1px solid var(--border);
}
.list-header .list-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 0; color: var(--text);
}
.list-header .list-title em { color: var(--accent); font-style: italic; }
.back-link {
    font-family: var(--font-mono); font-size: .8rem;
    color: var(--text-soft); letter-spacing: .1em; text-transform: uppercase;
    padding: 6px 0; position: relative;
    transition: color .2s;
}
.back-link::before {
    content: "←"; margin-right: 8px;
    display: inline-block; transition: transform .3s var(--ease-out);
}
.back-link:hover { color: var(--accent); }
.back-link:hover::before { transform: translateX(-4px); }

/* ---------- 卡片网格 ---------- */
.post-grid {
    list-style: none; padding: 0; margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}
@media (max-width: 768px) {
    .post-grid { grid-template-columns: 1fr; }
}
.post-item {
    background: var(--bg);
    border: none;
}
.post-card {
    position: relative;
    height: 100%;
    padding: 32px 28px 28px;
    background: var(--bg);
    transition: background .3s var(--ease-soft);
    display: flex; flex-direction: column;
    overflow: hidden;
}
.post-card::before {
    content: ""; position: absolute; top: 0; left: 0; width: 0; height: 3px;
    background: var(--accent);
    transition: width .4s var(--ease-out);
}
.post-card:hover { background: var(--bg-elev); }
.post-card:hover::before { width: 100%; }

.post-card-num {
    font-family: var(--font-mono); font-size: .72rem;
    color: var(--text-mute); letter-spacing: .15em;
    margin-bottom: 14px;
    display: flex; align-items: center; gap: 10px;
}
.post-card-num::after {
    content: ""; flex: 1; height: 1px; background: var(--border);
}
.post-card:hover .post-card-num { color: var(--accent); }

.post-card-header { margin-bottom: 14px; }
.post-card-title {
    font-family: var(--font-serif);
    font-size: var(--fs-post_title_fs, 1.45rem); margin: 0 0 12px; font-weight: 700;
    line-height: 1.3; color: var(--text);
    transition: color .25s;
}
.post-card-title a { color: inherit; }
.post-card-title a:hover { color: var(--accent); }
.pin-badge {
    display: inline-block; margin-left: 8px; padding: 2px 9px;
    font-family: var(--font-mono); font-size: .68rem; font-weight: 600;
    color: var(--accent); letter-spacing: .1em; text-transform: uppercase;
    border: 1px solid var(--accent); border-radius: 3px;
    vertical-align: middle;
}
.post-meta {
    font-family: var(--font-mono);
    font-size: var(--fs-post_meta_fs, .76rem); color: var(--text-mute); margin-bottom: 16px;
    display: flex; flex-wrap: wrap; align-items: center;
    letter-spacing: .04em;
}
.post-meta .sep { margin: 0 8px; color: var(--border-strong); }
.post-meta .meta-cat, .post-meta .meta-tag, .post-meta a {
    color: var(--text-soft);
}
.post-meta .meta-tag {
    margin-right: 6px; padding: 0 7px;
    border: 1px solid var(--border);
    border-radius: 3px; font-size: .72rem;
}
.post-meta .meta-tag:hover { border-color: var(--accent); color: var(--accent); }
.post-meta a:hover { color: var(--accent); }
.post-card-excerpt {
    color: var(--text-soft); font-size: var(--fs-post_excerpt_fs, .95rem); line-height: 1.7;
    margin: 0 0 24px; flex: 1;
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
    overflow: hidden;
}
.read-more {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--font-mono); font-size: .78rem; font-weight: 600;
    color: var(--text); letter-spacing: .1em; text-transform: uppercase;
    padding: 6px 0; position: relative;
    transition: color .2s, gap .25s var(--ease-out);
}
.read-more::after {
    content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 1px;
    background: var(--accent); transform: scaleX(0); transform-origin: right;
    transition: transform .35s var(--ease-out);
}
.read-more:hover { color: var(--accent); gap: 14px; }
.read-more:hover::after { transform: scaleX(1); transform-origin: left; }
.read-more svg { width: 14px; height: 14px; }

/* ---------- 分页 ---------- */
.pagination {
    display: flex; justify-content: space-between; align-items: center;
    margin-top: 64px; padding-top: 32px;
    border-top: 1px solid var(--border);
    font-family: var(--font-mono); font-size: .82rem;
}
.page-link {
    color: var(--text-soft);
    padding: 8px 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    transition: all .25s var(--ease-soft);
    letter-spacing: .08em; text-transform: uppercase;
}
.page-link:hover:not(.disabled) {
    background: var(--text); color: var(--bg); border-color: var(--text);
}
.page-link.disabled { color: var(--text-mute); cursor: not-allowed; opacity: .4; }
.page-info { color: var(--text-mute); font-size: .78rem; letter-spacing: .1em; }

/* ---------- 文章详情 ---------- */
.post-detail-header {
    margin-bottom: 48px; padding: 24px 0 32px;
    border-bottom: 1px solid var(--border);
    position: relative;
}
.post-detail-eyebrow {
    font-family: var(--font-mono); font-size: .76rem;
    color: var(--accent); letter-spacing: .2em; text-transform: uppercase;
    margin-bottom: 16px;
    display: flex; align-items: center; gap: 12px;
}
.post-detail-eyebrow::before {
    content: ""; width: 32px; height: 1px; background: var(--accent);
}
.post-detail-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.2rem); line-height: 1.15;
    margin: 0 0 24px; font-weight: 800; color: var(--text);
    letter-spacing: -.02em;
}
.post-content { font-size: 1.02rem; line-height: 1.9; color: var(--text); }
.post-content h2 {
    font-family: var(--font-serif);
    margin-top: 2.6em; padding-bottom: .4em;
    border-bottom: 1px solid var(--border);
    font-size: 1.7rem;
}
.post-content h3 { margin-top: 2em; font-size: 1.3rem; }
.post-content p { margin: 0 0 1.3em; }
.post-content img {
    display: block; margin: 2em auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
}
.post-content a {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-color: var(--accent-soft);
    text-underline-offset: 4px;
    text-decoration-thickness: 2px;
    transition: text-decoration-color .2s;
}
.post-content a:hover { text-decoration-color: var(--accent); }
/* 纯 pre 代码块(无高亮) GitHub 风格(和 highlight.css 对齐) */
.post-content pre:not(.highlight pre) {
    background: #f6f8fa;
    padding: 16px;
    border-radius: 6px;
    overflow-x: auto; margin: 1.8em 0;
    border: 1px solid #d0d7de;
    font-size: .85rem; line-height: 1.6;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
    color: #24292f;
}
.post-content pre:not(.highlight pre)::before,
.post-content pre:not(.highlight pre)::after { display: none !important; }
[data-theme="dark"] .post-content pre:not(.highlight pre) {
    background: #161b22;
    border-color: #30363d;
    color: #c9d1d9;
}

/* 行内 inline code GitHub 风格 */
.post-content p code,
.post-content li code {
    background: rgba(175, 184, 193, 0.2);
    color: inherit;
    padding: .2em .4em;
    border-radius: 6px;
    font-size: 85%;
    border: none;
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}
[data-theme="dark"] .post-content p code,
[data-theme="dark"] .post-content li code {
    background: rgba(110, 118, 129, 0.4);
    border: none;
}

.post-content pre code {
    background: none; padding: 0; color: inherit;
}
.post-content table {
    width: 100%; border-collapse: separate; border-spacing: 0;
    margin: 1.8em 0;
    font-size: .92rem;
    border: 2px solid var(--border-strong);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, .04);
}
.post-content th, .post-content td {
    padding: 12px 16px;
    text-align: left;
    border-right: 1px solid var(--border);
}
.post-content th:last-child, .post-content td:last-child { border-right: none; }
.post-content th {
    background: var(--bg-soft);
    font-weight: 700;
    color: var(--text);
    border-bottom: 2px solid var(--border-strong);
    font-family: var(--font-mono); font-size: .82rem;
    letter-spacing: .05em; text-transform: uppercase;
}
.post-content tbody tr:nth-child(even) td { background: var(--bg-soft); }
.post-content tbody tr:hover td { background: var(--accent-soft); }
.post-content tr:last-child td { border-bottom: none; }
.post-content hr { border: none; height: 1px; background: var(--border); margin: 2.6em 0; }

/* ---------- 标题锚点链接(TOC permalink 的 #)---------- */
.post-content .headerlink,
.about-content .headerlink {
    display: inline-block; margin-left: 6px;
    font-family: var(--font-sans); font-weight: 500; font-size: .75em;
    color: var(--text-mute); text-decoration: none;
    vertical-align: middle;
    opacity: 0; visibility: hidden;
    transition: opacity .2s var(--ease-soft), color .2s;
}
.post-content :is(h1, h2, h3, h4, h5, h6):hover .headerlink,
.post-content :is(h1, h2, h3, h4, h5, h6) .headerlink:focus,
.about-content :is(h1, h2, h3, h4, h5, h6):hover .headerlink,
.about-content :is(h1, h2, h3, h4, h5, h6) .headerlink:focus {
    opacity: 1; visibility: visible;
    text-decoration: none;
}
.post-content .headerlink:hover,
.about-content .headerlink:hover { color: var(--accent); }

/* ---------- 上下篇导航 ---------- */
.post-nav {
    display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
    margin-top: 64px; padding-top: 32px;
    border-top: 1px solid var(--border);
}
.post-nav-prev, .post-nav-next {
    display: flex; flex-direction: column; gap: 8px;
    padding: 22px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all .3s var(--ease-soft);
}
.post-nav-next { text-align: right; }
.post-nav-prev:hover, .post-nav-next:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}
.post-nav-label {
    font-family: var(--font-mono); font-size: .72rem;
    color: var(--accent); letter-spacing: .15em; text-transform: uppercase;
}
.post-nav-title { font-family: var(--font-serif); font-size: 1.05rem; color: var(--text); line-height: 1.4; font-weight: 600; }

/* ---------- 评论 ---------- */
.comments {
    margin-top: 72px; padding-top: 48px;
    border-top: 1px solid var(--border);
}
.comments-title {
    font-family: var(--font-serif);
    font-size: 1.6rem; margin-bottom: 32px; color: var(--text);
    display: flex; align-items: baseline; gap: 12px;
}
.comments-count {
    font-family: var(--font-mono); font-size: .8rem;
    color: var(--accent); font-weight: 600;
    padding: 2px 9px; border: 1px solid var(--accent); border-radius: 3px;
    letter-spacing: .1em;
}
.comment-list { list-style: none; padding: 0; margin: 0 0 44px; }
.comment {
    display: flex; gap: 16px; padding: 20px 0;
    border-bottom: 1px solid var(--border);
}
.comment.reply {
    padding: 16px 0 0 16px; border-bottom: none; margin-top: 12px;
    border-left: 2px solid var(--accent-soft);
}
.comment-avatar { flex: 0 0 auto; }
.comment-avatar img {
    border-radius: 50%; background: var(--bg-soft); display: block;
    border: 2px solid var(--border);
    transition: border-color .3s;
}
.comment:hover .comment-avatar img { border-color: var(--accent); }
.comment-body { flex: 1; min-width: 0; }
.comment-meta {
    font-family: var(--font-mono); font-size: .8rem;
    color: var(--text-mute); margin-bottom: 8px;
    letter-spacing: .04em;
}
.comment-author { color: var(--text); font-weight: 700; margin-right: 12px; font-family: var(--font-sans); }
.comment-content { color: var(--text-soft); font-size: .96rem; word-break: break-word; line-height: 1.7; }
.comments-empty { color: var(--text-mute); padding: 16px 0; font-style: italic; }

.comment-form-wrap {
    margin-top: 40px;
    padding: 32px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.comment-form-title {
    font-family: var(--font-serif);
    font-size: 1.25rem; margin-bottom: 20px; color: var(--text);
}
.comment-form .form-row {
    display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; margin-bottom: 14px;
}
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field label {
    font-family: var(--font-mono); font-size: .72rem;
    color: var(--text-mute); letter-spacing: .1em; text-transform: uppercase;
}
.form-input, .form-textarea, .comment-form input, .comment-form textarea,
.search-form input {
    width: 100%; padding: 11px 14px; font-size: .94rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text); outline: none;
    transition: border-color .2s, background .2s;
    font-family: inherit;
}
.form-input::placeholder, .form-textarea::placeholder,
.comment-form input::placeholder, .comment-form textarea::placeholder,
.search-form input::placeholder { color: var(--text-mute); }
.form-input:focus, .form-textarea:focus,
.comment-form input:focus, .comment-form textarea:focus,
.search-form input:focus {
    border-color: var(--accent);
    background: var(--bg-elev);
}
.form-textarea, .comment-form textarea { resize: vertical; min-height: 120px; }
.form-errors { color: var(--accent); font-size: .85rem; margin-bottom: 10px; }
.form-hint {
    font-family: var(--font-mono); font-size: .74rem;
    color: var(--text-mute); margin: 12px 0 0; letter-spacing: .04em;
}
.btn-submit {
    background: var(--text); color: var(--bg); border: none;
    padding: 12px 28px; border-radius: var(--radius-sm);
    font-family: var(--font-mono); font-size: .82rem; font-weight: 600;
    cursor: pointer; letter-spacing: .1em; text-transform: uppercase;
    transition: all .25s var(--ease-soft);
}
.btn-submit:hover { background: var(--accent); color: #fff; }

/* ---------- 页头 ---------- */
.page-header {
    margin-bottom: 48px; padding: 40px 0 28px;
    border-bottom: 1px solid var(--border);
    position: relative;
}
.page-eyebrow {
    font-family: var(--font-mono); font-size: .76rem;
    color: var(--accent); letter-spacing: .2em; text-transform: uppercase;
    margin-bottom: 14px;
    display: flex; align-items: center; gap: 12px;
}
.page-eyebrow::before {
    content: ""; width: 32px; height: 1px; background: var(--accent);
}
.page-title {
    font-family: var(--font-serif);
    margin: 0 0 10px; font-size: clamp(2rem, 5vw, 3rem); font-weight: 800;
    color: var(--text); letter-spacing: -.02em;
}
.page-subtitle {
    font-family: var(--font-mono); color: var(--text-mute);
    font-size: .85rem; margin: 0; letter-spacing: .05em;
}

/* ---------- 归档 ---------- */
.archive-year { margin-bottom: 48px; }
.archive-year-title {
    font-family: var(--font-serif);
    font-size: 1.6rem; margin-bottom: 20px; color: var(--text);
    padding-bottom: 12px; border-bottom: 1px solid var(--border);
    display: flex; align-items: baseline; gap: 14px;
    font-weight: 800;
}
.archive-year-count {
    font-family: var(--font-mono); font-size: .76rem; color: var(--accent);
    font-weight: 600; letter-spacing: .1em;
}
.archive-list { list-style: none; padding: 0; margin: 0; }
.archive-item {
    display: flex; align-items: center; gap: 18px;
    padding: 14px 8px;
    border-bottom: 1px solid var(--border);
    transition: padding .3s var(--ease-out);
}
.archive-item:hover { padding-left: 18px; }
.archive-item:hover .archive-link { color: var(--accent); }
.archive-date {
    flex: 0 0 56px;
    font-family: var(--font-mono); font-size: .78rem;
    color: var(--text-mute); font-weight: 600; letter-spacing: .05em;
}
.archive-link {
    flex: 1; color: var(--text); font-weight: 500;
    font-family: var(--font-serif); font-size: 1.05rem;
    transition: color .2s;
}
.archive-cat {
    font-family: var(--font-mono); font-size: .7rem;
    color: var(--text-soft); padding: 2px 9px;
    border: 1px solid var(--border); border-radius: 3px;
    letter-spacing: .05em; text-transform: uppercase;
}

/* 文章页顶部:分类浏览入口 */
.archive-cats {
    margin: 8px 0 40px;
    padding: 18px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}
.archive-cats-head {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 14px;
}
.archive-cats-label {
    font-family: var(--font-serif); font-weight: 700;
    font-size: 1rem; color: var(--text);
}
.archive-cats-all {
    font-family: var(--font-mono); font-size: .78rem;
    color: var(--accent); text-decoration: none;
    border-bottom: 1px dashed transparent;
    transition: border-color .2s;
}
.archive-cats-all:hover { border-color: var(--accent); }
.archive-cats-row {
    display: flex; flex-wrap: wrap; gap: 8px;
}
.archive-cat-chip {
    display: inline-flex; align-items: center; gap: 7px;
    padding: 7px 14px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: .85rem;
    color: var(--text);
    text-decoration: none;
    transition: all .2s var(--ease-out);
    font-family: var(--font-sans);
}
.archive-cat-chip:hover {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
}
.archive-cat-name { font-weight: 500; }
.archive-cat-count {
    font-family: var(--font-mono);
    font-size: .72rem;
    color: var(--text-mute);
    background: var(--bg);
    padding: 1px 7px;
    border-radius: 999px;
    border: 1px solid var(--border);
}
.archive-cat-chip:hover .archive-cat-count {
    color: var(--accent);
    border-color: var(--accent);
    background: #fff;
}
[data-theme="dark"] .archive-cat-chip:hover .archive-cat-count {
    background: rgba(232, 93, 4, 0.12);
}

/* ---------- 分类 / 标签 列表页 ---------- */
.cat-tag-list {
    list-style: none; padding: 0; margin: 0;
    display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
}
.cat-tag-item { background: var(--bg); }
.cat-tag-item a {
    display: flex; justify-content: space-between; align-items: center;
    padding: 22px 24px;
    background: var(--bg);
    transition: background .25s var(--ease-soft);
    position: relative;
}
.cat-tag-item a::before {
    content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 0;
    background: var(--accent); transition: width .35s var(--ease-out);
}
.cat-tag-item a:hover { background: var(--bg-elev); }
.cat-tag-item a:hover::before { width: 3px; }
.cat-tag-name { color: var(--text); font-weight: 600; font-family: var(--font-serif); font-size: 1.1rem; }
.cat-tag-count {
    font-family: var(--font-mono); font-size: .8rem;
    color: var(--accent); font-weight: 600; letter-spacing: .05em;
}

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px 12px; }
.tag-cloud-item {
    font-family: var(--font-mono); font-size: .85rem;
    padding: 8px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 3px;
    transition: all .25s var(--ease-soft);
    color: var(--text-soft); letter-spacing: .03em;
}
.tag-cloud-item sup {
    font-size: .68rem; color: var(--accent);
    margin-left: 4px; font-weight: 700;
}
.tag-cloud-item:hover {
    background: var(--accent); color: #fff; border-color: var(--accent);
    transform: translateY(-2px);
}
.tag-cloud-item:hover sup { color: rgba(255, 255, 255, .9); }

/* ---------- 关于页 ---------- */
.about-content {
    font-size: 1.05rem; line-height: 1.95; color: var(--text);
    padding: 36px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.about-content p { margin: 0 0 1.3em; }
.about-content a { color: var(--accent); }

/* ---------- 搜索页 ---------- */
.search-form { display: flex; gap: 12px; margin-top: 20px; }
.search-form input { flex: 1; }
.search-summary {
    font-family: var(--font-mono); color: var(--text-soft);
    font-size: .85rem; margin-bottom: 28px;
    padding: 12px 16px;
    background: var(--accent-soft);
    border-left: 3px solid var(--accent);
    letter-spacing: .03em;
}
.search-hint { color: var(--text-mute); padding: 12px 0; font-style: italic; }

/* ---------- 空状态 / 错误页 ---------- */
.empty-state {
    text-align: center; padding: 100px 24px; color: var(--text-soft);
}
.empty-state h2 {
    font-family: var(--font-serif);
    font-size: 1.8rem; color: var(--text); margin-bottom: 12px;
}
.empty-state p { margin: 6px 0; }
.error-state { padding: 120px 24px; }
.error-code {
    font-family: var(--font-serif);
    font-size: clamp(5rem, 18vw, 10rem); font-weight: 900;
    color: var(--accent); margin: 0 0 16px;
    line-height: 1; letter-spacing: -.04em; font-style: italic;
}

/* ---------- 页脚 ---------- */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 36px 0; margin-top: auto;
    font-family: var(--font-mono);
    font-size: .78rem; color: var(--text-mute);
    letter-spacing: .04em;
    position: relative; z-index: 1;
    background: var(--bg);
}
.footer-inner {
    max-width: var(--content-w); margin: 0 auto; padding: 0 32px;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 16px;
}
.footer-left { display: flex; flex-wrap: wrap; align-items: center; }
.footer-sep { margin: 0 10px; color: var(--border-strong); }
.footer-right { display: flex; gap: 18px; }
.footer-right a {
    color: var(--text-soft);
    transition: color .2s;
    position: relative;
}
.footer-right a::after {
    content: ""; position: absolute; left: 0; bottom: -3px; width: 100%; height: 1px;
    background: var(--accent); transform: scaleX(0); transform-origin: right;
    transition: transform .3s var(--ease-out);
}
.footer-right a:hover { color: var(--accent); }
.footer-right a:hover::after { transform: scaleX(1); transform-origin: left; }

/* ---------- 复制提示 toast ---------- */
.copy-toast {
    position: fixed; top: 50%; left: 50%; z-index: 100;
    transform: translate(-50%, -50%) scale(.6) rotate(-4deg);
    padding: 20px 40px;
    display: flex; align-items: center; gap: 12px;
    background: var(--text); color: var(--bg);
    border-radius: 24px;
    border: 2px solid var(--accent);
    font-family: var(--font-sans); font-size: 1.15rem; font-weight: 700;
    letter-spacing: .03em;
    box-shadow: 0 24px 60px rgba(0, 0, 0, .35);
    opacity: 0; visibility: hidden;
    transition: opacity .3s var(--ease-soft), transform .55s var(--ease-back), visibility .3s;
    pointer-events: none;
    white-space: nowrap;
}
.copy-toast.show {
    opacity: 1; visibility: visible;
    transform: translate(-50%, -50%) scale(1) rotate(0deg);
}
.toast-emoji {
    font-size: 1.5em; line-height: 1;
    display: inline-block;
    animation: toastSparkle 1.2s ease-in-out infinite;
}
@keyframes toastSparkle {
    0%, 100% { transform: rotate(-12deg) scale(1); }
    50%      { transform: rotate(16deg) scale(1.35); }
}

/* ---------- 返回顶部 ---------- */
.back-to-top {
    position: fixed; right: 32px; bottom: 32px; z-index: 40;
    width: 48px; height: 48px;
    background: var(--text); color: var(--bg);
    border: none; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    opacity: 0; transform: translateY(20px) scale(.8);
    transition: all .35s var(--ease-back);
    pointer-events: none;
}
.back-to-top.show { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.back-to-top:hover { background: var(--accent); color: #fff; transform: translateY(-4px) scale(1.05); }
.back-to-top svg { width: 20px; height: 20px; }

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
    .header-inner { gap: 12px; padding: 0 20px; }
    .site-nav {
        position: absolute; top: var(--header-h); left: 0; right: 0;
        flex-direction: column; gap: 0;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        padding: 12px 20px;
        transform: translateY(-110%); opacity: 0;
        transition: transform .3s var(--ease-soft), opacity .3s;
        pointer-events: none;
    }
    .site-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
    .site-nav a { padding: 14px 8px; border-bottom: 1px solid var(--border); }
    .site-nav a:last-child { border-bottom: none; }
    .site-nav a::before { display: none; }
    .search-box { flex: 0 0 140px; }
    .nav-toggle { display: flex; }

    .container { padding: 0 20px; }
    .content { padding: 56px 20px 80px; }
    .post-card { padding: 26px 22px; }
    .post-nav { grid-template-columns: 1fr; }
    .post-nav-next { text-align: left; }
    .comment-form .form-row { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; text-align: center; }
    .hero-meta { position: static; flex-direction: column; align-items: flex-start; gap: 20px; margin-top: 60px; }
    .back-to-top { right: 20px; bottom: 20px; }
}

@media (max-width: 480px) {
    .search-box { display: none; }
    .post-meta { font-size: .7rem; }
    .container, .content { padding-left: 16px; padding-right: 16px; }
    .hero { padding: calc(var(--header-h) + 20px) 16px 60px; }
    .comment-form-wrap { padding: 22px; }
}

/* ---------- 移动端导航按钮 ---------- */
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 滚动揭示动画 ---------- */
.reveal { opacity: 0; transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.from-up { transform: translateY(40px); }
.reveal.from-down { transform: translateY(-40px); }
.reveal.from-left { transform: translateX(-40px); }
.reveal.from-right { transform: translateX(40px); }
.reveal.is-visible { opacity: 1; transform: translate(0, 0); }

/* ---------- 滚动条 ---------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-soft); }
::-webkit-scrollbar-thumb {
    background: var(--border-strong); border-radius: 999px;
    border: 2px solid var(--bg-soft);
}
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ---------- 合集 Collection(列表布局) ---------- */
.collection-list {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 10px;
}
.collection-list-item {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr) auto;
    align-items: center;
    gap: 20px;
    padding: 22px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: transform .3s var(--ease-out), box-shadow .3s var(--ease-out), border-color .3s;
    position: relative;
}
.collection-list-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}
/* 有封面时四列：序号 | 封面 | 正文 | 进入按钮 */
.collection-list-item:has(.collection-list-cover) {
    grid-template-columns: 56px 96px minmax(0, 1fr) auto;
}
.collection-list-num {
    font-family: var(--font-mono);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--accent);
    opacity: .55;
    line-height: 1;
    font-variant-numeric: tabular-nums;
    text-align: center;
}
.collection-list-cover {
    display: block;
    width: 96px;
    aspect-ratio: 1 / 1;
    border-radius: var(--radius-sm);
    overflow: hidden;
    background: var(--bg-soft);
    flex-shrink: 0;
}
.collection-list-cover img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .6s var(--ease-out);
}
.collection-list-item:hover .collection-list-cover img { transform: scale(1.08); }
.collection-list-body { min-width: 0; }
.collection-list-title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 800;
    margin: 0 0 8px;
    line-height: 1.3;
}
.collection-list-title a {
    color: var(--text);
    transition: color .2s;
}
.collection-list-title a:hover { color: var(--accent); }
.collection-list-desc {
    margin: 10px 0 0;
    color: var(--text-soft);
    font-size: .95rem;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.collection-list-enter {
    width: 44px; height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--bg-soft);
    color: var(--text-soft);
    transition: all .25s var(--ease-out);
    flex-shrink: 0;
}
.collection-list-enter svg { width: 18px; height: 18px; }
.collection-list-item:hover .collection-list-enter {
    background: var(--accent);
    color: var(--bg);
    transform: translateX(4px);
}

.post-meta .meta-collection a {
    color: var(--accent); font-weight: 600;
    border-bottom: 1px dashed var(--accent);
}
.post-meta .meta-collection a:hover { border-bottom-style: solid; }

/* 合集详情页 header */
.collection-header {
    position: relative; margin-bottom: 48px;
    padding: 0 0 28px; border-bottom: 1px solid var(--border);
}
.collection-hero-cover {
    width: 100%; aspect-ratio: 4 / 1;
    border-radius: var(--radius-lg); overflow: hidden;
    margin-bottom: 28px; background: var(--bg-soft);
}
.collection-hero-cover img {
    width: 100%; height: 100%; object-fit: cover;
}
.collection-eyebrow {
    font-family: var(--font-mono); font-size: .8rem;
    letter-spacing: .15em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 14px;
}
.collection-title {
    font-family: var(--font-serif); font-size: 2.6rem;
    font-weight: 900; line-height: 1.15; margin: 0 0 16px;
    color: var(--text);
}
.collection-subtitle {
    font-size: 1.05rem; color: var(--text-soft);
    max-width: 640px; line-height: 1.7; margin: 0 0 18px;
}
.collection-meta { color: var(--text-muted); }
.collection-header .back-link {
    position: absolute; top: 0; right: 0;
    color: var(--text-soft); font-size: .9rem;
}
.collection-header .back-link:hover { color: var(--accent); }

/* 合集内文章列表 */
.collection-posts {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 8px;
}
.collection-post-item {
    display: grid; grid-template-columns: 56px 1fr;
    gap: 24px; padding: 28px 24px;
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius-md);
    transition: transform .3s var(--ease-out), box-shadow .3s var(--ease-out), border-color .3s;
    position: relative;
}
.collection-post-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}
.collection-post-num {
    font-family: var(--font-mono); font-size: 1.6rem;
    font-weight: 700; color: var(--accent); opacity: .5;
    line-height: 1; padding-top: 4px;
    font-variant-numeric: tabular-nums;
}
.collection-post-title {
    font-family: var(--font-serif); font-size: 1.35rem;
    font-weight: 700; margin: 0 0 10px; line-height: 1.3;
}
.collection-post-title a {
    color: var(--text); transition: color .2s;
}
.collection-post-title a:hover { color: var(--accent); }
.collection-post-excerpt {
    margin: 12px 0 0; color: var(--text-soft);
    font-size: .95rem; line-height: 1.7;
    display: -webkit-box; -webkit-line-clamp: 2;
    -webkit-box-orient: vertical; overflow: hidden;
}

/* 文章详情页 - 合集导航块 */
.collection-nav {
    padding: 22px 26px; margin-bottom: 28px;
    border: 1px solid var(--accent); border-radius: var(--radius-md);
    background: color-mix(in srgb, var(--accent) 6%, var(--bg-card));
    position: relative;
}
.collection-nav::before {
    content: ''; position: absolute; top: 0; left: 0;
    width: 4px; height: 100%; background: var(--accent);
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}
.collection-nav-header {
    font-size: .95rem; color: var(--text-soft);
    margin-bottom: 16px; display: flex; align-items: center; flex-wrap: wrap; gap: 6px;
}
.collection-nav-tag {
    display: inline-block; padding: 2px 10px;
    background: var(--accent); color: var(--bg);
    font-family: var(--font-mono); font-size: .72rem;
    font-weight: 700; border-radius: 999px;
    letter-spacing: .05em; margin-right: 4px;
}
.collection-nav-header a {
    color: var(--accent); font-weight: 700;
    font-family: var(--font-serif); font-size: 1.02rem;
}
.collection-nav-header a:hover { text-decoration: underline; }
.collection-nav-pos { color: var(--text-muted); }
.collection-post-nav {
    margin-top: 14px; padding-top: 16px;
    border-top: 1px dashed var(--border-strong);
}
.collection-post-nav .post-nav-prev,
.collection-post-nav .post-nav-next {
    background: var(--bg); border-color: var(--border-strong);
}

@media (max-width: 768px) {
    .collection-title { font-size: 1.9rem; }
    .collection-hero-cover { aspect-ratio: 3 / 1; margin-bottom: 20px; }
    .collection-header { margin-bottom: 32px; }
    .collection-header .back-link {
        position: static; margin-top: 18px; display: inline-block;
    }
    .collection-post-item {
        grid-template-columns: 44px 1fr; gap: 16px;
        padding: 20px 16px;
    }
    .collection-post-num { font-size: 1.25rem; }
    .collection-post-title { font-size: 1.1rem; }
    .collection-nav { padding: 18px 18px 18px 22px; }

    /* 合集列表页:移动端 两行布局(序号+标题行 / 详情行) */
    .collection-list-item {
        grid-template-columns: 40px 1fr !important;
        grid-template-areas:
            "num  title"
            "body body"
            "enter enter";
        gap: 8px 14px;
        padding: 18px 16px;
    }
    .collection-list-num { grid-area: num; font-size: 1.25rem; align-self: start; padding-top: 4px; }
    .collection-list-cover { display: none; }  /* 小屏隐藏封面缩略图 */
    .collection-list-body { grid-area: body; }
    .collection-list-title { grid-area: title; margin: 0; }
    .collection-list-enter {
        grid-area: enter;
        justify-self: end;
        width: 36px; height: 36px;
    }
}
@media (max-width: 480px) {
    .collection-posts { gap: 6px; }
    .collection-post-item { padding: 16px 14px; gap: 12px; }
    .collection-list { gap: 6px; }
    .collection-list-item { padding: 14px 12px; }
    .collection-list-title { font-size: 1.05rem; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .reveal { opacity: 1; transform: none; }
    .hero-blob { animation: none; }
    .hero-title .char { opacity: 1; transform: none; }
}

/* ============================================================
   首页功能卡片区 (Dashboard)
   6 种独立风格: 仪器时钟 / 气象面板 / 彩色方块 / 复古纸统计 /
                 工业风热门 / 横幅金句
============================================================ */

.dashboard {
    position: relative;
    padding: 40px 0 20px;
    display: flex; flex-direction: column; gap: 22px;
}

.dash-grid { display: grid; gap: 22px; }
.dash-grid-3 { grid-template-columns: repeat(3, 1fr); }
.dash-grid-57 { grid-template-columns: 5fr 7fr; }

.dash-card {
    position: relative;
    z-index: 2;
    overflow: hidden;
    box-sizing: border-box;
}

/* ---------- ① 时钟(仪器面板风: 顶部橙脊线 + 内刻细线 + 等宽数字) ---------- */
.card-clock {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-top: 3px solid var(--accent);
    border-radius: 6px;
    color: var(--text);
    box-shadow: 0 1px 2px rgba(0,0,0,.04);
    min-height: 180px;
    display: flex; align-items: center;
    position: relative;
}
/* 表盘内圈深色细框(仪器刻痕感) */
.card-clock::before {
    content: ""; position: absolute; inset: 9px;
    border: 1.5px solid var(--text); border-radius: 2px;
    pointer-events: none; opacity: .85;
}
.card-clock::after { display: none; }
.card-clock-inner { position: relative; z-index: 2; width: 100%; padding: 30px 32px 28px; }
.card-clock-ambient { display: none; }
.clock-label {
    font-family: var(--font-serif); font-size: .9rem;
    font-weight: 700; color: var(--accent);
    margin-bottom: 12px; letter-spacing: .18em;
    text-transform: uppercase;
}
.clock-label::before {
    content: ""; display: inline-block; width: 7px; height: 7px;
    margin-right: 8px; background: var(--accent); border-radius: 1px;
    vertical-align: 1px;
}
.clock-time {
    font-family: var(--font-mono);
    font-size: var(--fs-card_big_fs, 2.6rem); font-weight: 700;
    letter-spacing: .05em; line-height: 1.1;
    font-variant-numeric: tabular-nums;
    color: var(--text);
}
.clock-meta {
    display: flex; align-items: center; justify-content: space-between;
    margin-top: 16px; padding-top: 14px;
    border-top: 1px dashed var(--border);
}
.clock-date {
    font-family: var(--font-mono); font-size: .9rem;
    color: var(--text-mute); letter-spacing: .08em;
}
.clock-weekday {
    display: inline-block;
    padding: 4px 9px; border-radius: 3px;
    background: var(--accent-soft); color: var(--accent);
    font-size: .76rem; font-family: var(--font-mono);
    letter-spacing: .08em;
}
[data-theme="dark"] .clock-weekday {
    background: rgba(232,93,4,.18); color: var(--accent);
}

/* ---------- ② 天气(仪器面板风: 顶部橙脊线 + 标签行 + 图标温度 + 内框) ---------- */
.card-weather {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-top: 3px solid var(--accent);
    border-radius: 6px;
    color: var(--text);
    padding: 28px 32px 26px;
    display: flex; flex-direction: column; justify-content: center;
    min-height: 180px;
    box-shadow: 0 1px 2px rgba(0,0,0,.04);
    position: relative;
}
/* 内框(与时钟卡一致) */
.card-weather::before {
    content: ""; position: absolute; inset: 9px;
    border: 1.5px solid var(--text); border-radius: 2px;
    pointer-events: none; opacity: .85;
}
.card-weather::after { display: none; }
.weather-label {
    font-family: var(--font-serif); font-size: .9rem;
    font-weight: 700; color: var(--accent);
    letter-spacing: .18em; text-transform: uppercase;
    position: relative; z-index: 2;
}
.weather-label::before {
    content: ""; display: inline-block; width: 7px; height: 7px;
    margin-right: 8px; background: var(--accent); border-radius: 1px;
    vertical-align: 1px;
}
.weather-main {
    display: flex; align-items: center; gap: 16px;
    margin: 14px 0 6px;
    position: relative; z-index: 2;
}
.weather-icon {
    width: 46px; height: 46px;
    background: var(--accent-soft);
    border: 1px solid var(--border);
    border-radius: 5px;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent);
    flex: 0 0 auto;
}
.weather-icon svg { width: 24px; height: 24px; stroke-width: 2; }
.weather-body { position: relative; z-index: 2; display: flex; flex-direction: column; gap: 3px; }
.weather-temp {
    font-family: var(--font-mono);
    font-size: var(--fs-card_big_fs, 2.5rem); font-weight: 700; line-height: 1;
    color: var(--text);
}
.weather-temp sup {
    font-size: 1rem; font-weight: 500;
    vertical-align: top; margin-left: 3px;
    color: var(--text-mute);
}
.weather-desc {
    font-family: var(--font-serif); font-weight: 600;
    font-size: var(--fs-card_text_fs, 1.02rem); color: var(--text);
}
.weather-loc {
    font-size: var(--fs-card_text_fs, .8rem); color: var(--text-mute);
    font-family: var(--font-mono);
    letter-spacing: .06em;
}
.weather-loc::before {
    content: ""; display: inline-block; width: 5px; height: 5px;
    margin-right: 6px; background: var(--accent); border-radius: 50%;
    vertical-align: 1px;
}
[data-theme="dark"] .weather-icon {
    background: rgba(232,93,4,.15);
    color: var(--accent);
}

/* ---------- ③ 快捷导航(2x2 彩色方块) ---------- */
.card-quick {
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
    min-height: 180px;
}
.quick-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
    height: 100%;
}
.quick-tile {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 6px; border-radius: 14px; text-decoration: none;
    padding: 14px 8px;
    transition: transform .22s var(--ease-out), box-shadow .22s var(--ease-out);
}
.quick-tile:hover { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(0,0,0,.08); }
.q-icon { font-size: 1.8rem; line-height: 1; }
.q-label { font-family: var(--font-serif); font-weight: 600; font-size: var(--fs-card_text_fs, .95rem); }

.q-articles    { background: #fff3e0; color: #e85d04; }
.q-collections { background: #e8f5e9; color: #2e7d32; }
.q-categories  { background: #e3f2fd; color: #1565c0; }
.q-about       { background: #fce4ec; color: #c2185b; }

[data-theme="dark"] .q-articles    { background: rgba(232,93,4,.14); }
[data-theme="dark"] .q-collections { background: rgba(46,125,50,.18); }
[data-theme="dark"] .q-categories  { background: rgba(21,101,192,.18); }
[data-theme="dark"] .q-about       { background: rgba(194,24,91,.18); }

/* ---------- ④ 博客统计(米色纸张质感 + 复古排版) ---------- */
.card-stats {
    background: #faf0d7;
    background-image: radial-gradient(rgba(0,0,0,.05) 1px, transparent 1px);
    background-size: 18px 18px;
    border: 2px dashed #c9a66b;
    border-radius: 18px;
    padding: 24px 22px 20px;
    color: #5c4625;
    position: relative;
}
[data-theme="dark"] .card-stats {
    background: #2a241a;
    background-image: radial-gradient(rgba(255,255,255,.05) 1px, transparent 1px);
    border-color: #c9a66b;
    color: #f2dfb5;
}
.stats-label {
    font-family: var(--font-serif); font-weight: 700;
    font-size: 1rem; letter-spacing: .1em; text-align: center;
    margin-bottom: 16px; color: inherit; opacity: .9;
}
.stats-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px 14px;
}
.stat-item { text-align: center; }
.stat-item.stat-run { grid-column: span 2; }
.stat-num {
    font-family: var(--font-mono); font-weight: 700;
    font-size: var(--fs-card_big_fs, 1.9rem); line-height: 1.1; color: inherit;
    font-variant-numeric: tabular-nums;
}
.stat-name {
    font-family: var(--font-serif); font-size: var(--fs-card_text_fs, .8rem);
    margin-top: 4px; opacity: .8; letter-spacing: .05em;
}
.stats-footer {
    margin-top: 14px; border-top: 1px dashed rgba(0,0,0,.25);
}
[data-theme="dark"] .stats-footer { border-top-color: rgba(255,255,255,.2); }

/* ---------- ⑤ 热门文章 TOP3 (工业粗边框 + 斜切角 + 大号序号) ---------- */
.card-hot {
    background: var(--bg-soft);
    border: 2px solid var(--text);
    border-radius: 0 18px 18px 18px;
    padding: 22px 22px 18px;
    color: var(--text);
    clip-path: polygon(0 0, calc(100% - 22px) 0, 100% 22px, 100% 100%, 0 100%);
}
.card-hot::before {
    content: ""; position: absolute; top: 0; right: 0;
    width: 22px; height: 22px;
    background: linear-gradient(135deg, transparent 50%, var(--text) 50%);
}
.hot-head {
    display: flex; align-items: baseline; justify-content: space-between;
    margin-bottom: 14px; padding-right: 10px;
}
.hot-title { font-family: var(--font-serif); font-weight: 700; font-size: var(--fs-card_text_fs, 1.1rem); }
.hot-sub {
    font-family: var(--font-mono); font-size: .72rem;
    text-transform: uppercase; letter-spacing: .1em;
    color: var(--text-mute);
}
.hot-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.hot-item {
    display: grid; grid-template-columns: 56px 1fr;
    align-items: center; gap: 12px;
    padding: 10px 12px;
    background: var(--bg-soft); border-radius: 10px;
    transition: background .2s, transform .2s;
}
.hot-item:hover { background: var(--accent-soft); transform: translateX(4px); }
.hot-rank {
    font-family: var(--font-mono); font-weight: 800;
    font-size: 1.8rem; line-height: 1; text-align: center;
    color: var(--accent); font-variant-numeric: tabular-nums;
}
.hot-link { text-decoration: none; color: inherit; display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.hot-name {
    font-family: var(--font-serif); font-weight: 600;
    font-size: var(--fs-card_text_fs, .98rem); line-height: 1.35; color: var(--text);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.hot-item:hover .hot-name { color: var(--accent); }
.hot-meta {
    font-family: var(--font-mono); font-size: var(--fs-card_text_fs, .72rem);
    color: var(--text-mute); letter-spacing: .04em;
}
.hot-empty { font-family: var(--font-serif); color: var(--text-mute); text-align: center; padding: 22px 0; }

/* ---------- ⑥ 每日金句(引用横幅 + 大号装饰引号) ---------- */
.card-quote {
    padding: 22px 28px 22px 56px;
    margin: 0;
    border-left: 4px solid var(--accent);
    background: var(--bg-soft);
    border-radius: 0 14px 14px 0;
    position: relative; overflow: visible;
}
.quote-mark {
    position: absolute; left: -6px; top: -16px;
    font-family: Georgia, 'Times New Roman', serif;
    font-size: 150px; line-height: 1; font-weight: 700;
    color: var(--accent); opacity: .12; user-select: none;
}
.quote-body {
    margin: 0 0 10px;
    font-family: var(--font-serif);
    font-size: var(--fs-card_text_fs, 1.22rem); font-weight: 500; line-height: 1.65;
    color: var(--text);
    letter-spacing: .02em;
    font-style: italic;
}
.quote-source {
    font-family: var(--font-mono); font-size: var(--fs-card_text_fs, .78rem);
    color: var(--text-mute); letter-spacing: .06em;
    text-decoration: none;
}
a.quote-source:hover { color: var(--accent); }

/* 金句卡片右上角跳转按钮 */
.quote-all-link {
    position: absolute; right: 22px; top: 20px;
    font-family: var(--font-mono); font-size: .82rem;
    color: var(--accent);
    text-decoration: none;
    padding: 4px 10px;
    border: 1px dashed var(--accent);
    border-radius: 6px;
    opacity: .85;
    transition: all .2s ease;
    z-index: 2;
}
.quote-all-link:hover {
    opacity: 1;
    background: var(--accent);
    color: #fff;
    border-style: solid;
}

/* ---------- Dashboard 响应式 ---------- */
@media (max-width: 1024px) {
    .dash-grid-57 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .dashboard { padding: 28px 0 10px; gap: 16px; }
    .dash-grid-3, .dash-grid-57 { grid-template-columns: 1fr; gap: 16px; }
    .card-clock { min-height: 160px; }
    .card-clock-inner { padding: 24px 24px 20px; }
    .clock-time { font-size: 2.2rem; }
    .card-weather { min-height: 160px; padding: 22px 20px; }
    .weather-temp { font-size: 2.2rem; }
    .weather-icon { width: 40px; height: 40px; }
    .card-quick { min-height: auto; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat-item.stat-run { grid-column: span 2; }
    .hot-rank { font-size: 1.5rem; }
    .hot-name { font-size: .92rem; }
    .card-quote { padding: 44px 22px 20px 42px; }
    .quote-mark { font-size: 110px; top: -10px; }
    .quote-body { font-size: 1.05rem; }
    .quote-all-link { top: 14px; right: 18px; font-size: .78rem; padding: 3px 8px; }
}
@media (max-width: 480px) {
    .clock-time { font-size: 1.9rem; }
    .card-weather { align-items: center; text-align: center; }
    .weather-main { justify-content: center; }
    .weather-loc::before { display: none; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .stat-num { font-size: 1.5rem; }
    .card-hot { padding: 18px 16px 14px; }
    .hot-item { grid-template-columns: 44px 1fr; gap: 8px; padding: 8px 10px; }
    .hot-rank { font-size: 1.25rem; }
    .card-quote { padding: 48px 16px 18px 30px; }
    .quote-mark { font-size: 90px; left: -4px; top: -4px; }
    .quote-all-link { top: 12px; right: 14px; font-size: .72rem; padding: 2px 7px; }
}