/* fanyang.me — 主题样式
   纸色底 + 墨色字 + 一点青绿，标题用衬线（拉丁 Instrument Serif / 中文宋体），正文用系统无衬线 */

@font-face { font-family: "Instrument Serif"; font-style: normal; font-weight: 400; font-display: swap; src: url(../fonts/instrument-serif-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "Instrument Serif"; font-style: italic; font-weight: 400; font-display: swap; src: url(../fonts/instrument-serif-latin-400-italic.woff2) format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url(../fonts/jetbrains-mono-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url(../fonts/jetbrains-mono-latin-500-normal.woff2) format("woff2"); }

:root {
    --paper: #f5f2ea;
    --paper-2: #ece7db;
    --card: #fbf9f4;
    --ink: #1b1a16;
    --ink-2: #47433b;
    --muted: #857f72;
    --rule: #d9d2c2;
    --accent: #0e6f6c;
    --amber: #d9a03a;
    --shadow: 0 1px 2px rgb(40 30 10 / .06), 0 12px 32px -12px rgb(40 30 10 / .18);

    --serif: "Instrument Serif", "Songti SC", "Noto Serif SC", "Noto Serif CJK SC", "Source Han Serif SC", "STSong", serif;
    --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
    --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, "PingFang SC", monospace;

    --wrap: 1180px;
    --gutter: clamp(20px, 5vw, 48px);
    --measure: 680px;
    --ghost-accent-color: var(--accent);
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --paper: #141412; --paper-2: #1d1c19; --card: #1a1917;
        --ink: #ece8de; --ink-2: #c4beb1; --muted: #8f897c; --rule: #2f2d28;
        --accent: #5cc2bc; --amber: #e9b44c;
        --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 16px 40px -16px rgb(0 0 0 / .7);
        color-scheme: dark;
    }
}
:root[data-theme="dark"] {
    --paper: #141412; --paper-2: #1d1c19; --card: #1a1917;
    --ink: #ece8de; --ink-2: #c4beb1; --muted: #8f897c; --rule: #2f2d28;
    --accent: #5cc2bc; --amber: #e9b44c;
    --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 16px 40px -16px rgb(0 0 0 / .7);
    color-scheme: dark;
}

/* ---------- 基础 ---------- */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 24px; }
body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font: 17px/1.75 var(--sans);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
::selection { background: color-mix(in srgb, var(--amber) 45%, transparent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.mono { font-family: var(--mono); letter-spacing: 0; }
.label { font: 500 12px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin: 0; }
.kicker { font: 400 13px/1.5 var(--mono); color: var(--muted); margin: 0 0 28px; display: flex; flex-wrap: wrap; align-items: center; gap: 0 10px; }
.kicker a { text-decoration: none; color: var(--accent); }
.kicker .sep { opacity: .5; }

.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--ink); color: var(--paper); padding: 8px 14px; }
.skip-link:focus { left: 8px; }

.arrow-link {
    display: inline-flex; align-items: center; gap: 6px;
    font: 500 14px/1.4 var(--mono); color: var(--accent); text-decoration: none;
    border-bottom: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
    padding-bottom: 2px; transition: border-color .2s, gap .2s;
}
.arrow-link:hover { border-color: var(--accent); gap: 10px; }
.arrow-link--quiet { color: var(--ink-2); border-color: var(--rule); }

/* 帆：取自站点图标的琥珀主帆 + 青绿前帆 */
.sail { flex: none; color: var(--ink); }

/* ---------- 页眉 ---------- */

.site-header { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--paper) 86%, transparent); backdrop-filter: saturate(1.4) blur(12px); -webkit-backdrop-filter: saturate(1.4) blur(12px); border-bottom: 1px solid transparent; transition: border-color .3s; }
.site-header.is-scrolled { border-bottom-color: var(--rule); }
.site-header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.wordmark { display: inline-flex; align-items: center; gap: 10px; font: 400 26px/1 var(--serif); text-decoration: none; letter-spacing: -.01em; }
.site-nav { display: flex; align-items: center; gap: 8px; }
.nav-list { display: flex; gap: 4px; margin: 0; padding: 0; list-style: none; }
.nav-list a { display: block; padding: 6px 12px; border-radius: 99px; font-size: 15px; text-decoration: none; color: var(--ink-2); transition: background .2s, color .2s; }
.nav-list a:hover { background: var(--paper-2); color: var(--ink); }
.nav-list .is-current a { color: var(--ink); background: var(--paper-2); }
.theme-toggle { display: grid; place-items: center; width: 34px; height: 34px; border: 0; border-radius: 99px; background: none; color: var(--ink-2); cursor: pointer; margin-left: 4px; }
.theme-toggle:hover { background: var(--paper-2); color: var(--ink); }

/* ---------- 首页 Hero ---------- */

.hero { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: end; padding-top: clamp(48px, 9vw, 120px); padding-bottom: clamp(56px, 8vw, 112px); }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent); animation: pulse 2.4s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 8px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.hero-title { font: 400 clamp(64px, 11vw, 148px)/.92 var(--serif); letter-spacing: -.035em; margin: 0 0 32px; }
.hero-title em { font-style: italic; color: var(--accent); }
.hero-lede { font: 400 clamp(20px, 2.2vw, 26px)/1.6 var(--serif); color: var(--ink-2); margin: 0 0 48px; max-width: 30em; }
.hero-facts { display: grid; grid-template-columns: repeat(3, auto); justify-content: start; gap: 0 48px; margin: 0; padding-top: 24px; border-top: 1px solid var(--rule); }
.hero-facts dt { font-size: 12px; color: var(--muted); letter-spacing: .06em; }
.hero-facts dd { margin: 2px 0 0; font-size: 15px; }
.hero-facts a { text-decoration: none; border-bottom: 1px solid var(--rule); }
.hero-facts a:hover { border-color: var(--ink); }
.hero-photo { margin: 0; position: relative; }
.hero-photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: 200px 200px 6px 6px; }
.hero-photo figcaption { position: absolute; left: 16px; bottom: 14px; font-size: 12px; color: #fff; text-shadow: 0 1px 8px rgb(0 0 0 / .5); }

/* ---------- 区块 ---------- */

.section { padding-top: clamp(48px, 7vw, 96px); padding-bottom: clamp(24px, 4vw, 48px); }
.section--tight { padding-top: 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 24px; padding-bottom: 20px; margin-bottom: 40px; border-bottom: 1px solid var(--ink); }
.section-title { font: 400 clamp(34px, 4.4vw, 52px)/1.1 var(--serif); letter-spacing: -.01em; margin: 0; }
.section-title .label { display: block; margin-bottom: 14px; }

.page-head { padding-top: clamp(48px, 8vw, 104px); padding-bottom: clamp(40px, 6vw, 72px); }
.page-title { font: 400 clamp(48px, 7.5vw, 96px)/1 var(--serif); letter-spacing: -.02em; margin: 0 0 24px; }
.page-lede { font: 400 clamp(18px, 1.8vw, 22px)/1.7 var(--serif); color: var(--ink-2); max-width: 34em; margin: 0; }

/* ---------- 项目 ---------- */

.projects { display: grid; gap: clamp(56px, 8vw, 112px); }
.project { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.project:nth-child(even) .project-shot { order: 2; }
.project-shot { display: block; position: relative; border-radius: 10px; overflow: hidden; background: var(--paper-2); box-shadow: var(--shadow); outline: 1px solid color-mix(in srgb, var(--ink) 8%, transparent); }
.project-shot::before { content: ""; display: block; height: 22px; background: radial-gradient(circle at 12px 11px, #e4685d 3.5px, transparent 4px), radial-gradient(circle at 26px 11px, #e8b84a 3.5px, transparent 4px), radial-gradient(circle at 40px 11px, #5fb35a 3.5px, transparent 4px), var(--card); border-bottom: 1px solid var(--rule); }
.project-shot img { width: 100%; aspect-ratio: 16 / 9.4; object-fit: cover; object-position: top center; transition: transform .6s cubic-bezier(.2, .7, .2, 1); }
.project-shot:hover img { transform: scale(1.025); }
.project-meta { display: flex; gap: 16px; font-size: 12px; color: var(--muted); margin: 0 0 14px; }
.project-no { color: var(--accent); }
.project-name { font: 400 clamp(32px, 3.6vw, 44px)/1.1 var(--serif); letter-spacing: -.01em; margin: 0 0 12px; }
.project-name-en { font-style: italic; color: var(--muted); font-size: .62em; margin-left: 6px; white-space: nowrap; }
.project-tagline { font-size: 18px; line-height: 1.6; color: var(--ink); margin: 0 0 16px; }
.project-desc { color: var(--ink-2); font-size: 16px; margin: 0 0 20px; }
.stack { display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0 0 24px; list-style: none; }
.stack li { font-size: 12px; line-height: 1; padding: 6px 9px; border: 1px solid var(--rule); border-radius: 99px; color: var(--ink-2); }
.project-links { display: flex; flex-wrap: wrap; gap: 12px 24px; margin: 0; }

/* 首页：三个项目排成一行卡片 */
.projects--compact { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 40px); }
.projects--compact .project { grid-template-columns: 1fr; gap: 24px; align-items: start; }
.projects--compact .project:nth-child(even) .project-shot { order: 0; }
.projects--compact .project-name { font-size: clamp(28px, 2.6vw, 34px); }
.projects--compact .project-tagline { font-size: 16px; color: var(--ink-2); }

/* ---------- 文章列表 ---------- */

.post-list { list-style: none; margin: 0; padding: 0; }
.post-row a { display: grid; grid-template-columns: 120px minmax(0, 1fr) auto; gap: 24px; align-items: baseline; padding: 22px 0; border-bottom: 1px solid var(--rule); text-decoration: none; transition: padding .25s, background .25s; }
.post-row:first-child a { padding-top: 4px; }
.post-row a:hover { padding-left: 12px; }
.post-row a:hover .post-row-title { color: var(--accent); }
.post-row-date { font-size: 13px; color: var(--muted); }
.post-row-main { display: flex; flex-direction: column; gap: 6px; }
.post-row-title { font: 400 clamp(22px, 2.2vw, 28px)/1.3 var(--serif); transition: color .2s; }
.post-row-excerpt { font-size: 15px; line-height: 1.7; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-row-tag { font-size: 12px; color: var(--muted); }
.post-list--full .post-row a { padding: 32px 0; }

.pagination { display: flex; justify-content: space-between; padding: 32px 0; font-size: 13px; color: var(--muted); }
.pagination a { color: var(--accent); text-decoration: none; }

/* ---------- 照片 ---------- */

.photo-strip { display: grid; grid-template-columns: 1.6fr 1fr; gap: clamp(16px, 3vw, 40px); align-items: end; }
.photo-strip figure { margin: 0; }
.photo-strip img { width: 100%; border-radius: 6px; }
.photo-strip figure:first-child img { aspect-ratio: 4 / 3; object-fit: cover; }
.photo-strip figure:last-child img { aspect-ratio: 4 / 5; object-fit: cover; }
.photo-strip figcaption { display: flex; gap: 14px; font-size: 14px; color: var(--ink-2); margin-top: 14px; line-height: 1.6; }
.photo-strip figcaption .mono { font-size: 12px; color: var(--accent); padding-top: 2px; flex: none; }

/* ---------- 文章页 ---------- */

.read-progress { position: fixed; inset: 0 0 auto; height: 2px; z-index: 30; pointer-events: none; }
.read-progress span { display: block; height: 100%; width: 100%; background: var(--accent); transform: scaleX(0); transform-origin: left; }

.article-head { max-width: calc(880px + var(--gutter) * 2); padding-top: clamp(48px, 8vw, 104px); padding-bottom: clamp(32px, 5vw, 56px); text-align: center; }
.article-head .kicker { justify-content: center; }
.article-title { font: 400 clamp(38px, 6vw, 72px)/1.12 var(--serif); letter-spacing: -.015em; margin: 0; text-wrap: balance; }
.article-lede { font: 400 clamp(19px, 2vw, 23px)/1.65 var(--serif); color: var(--ink-2); margin: 24px auto 0; max-width: 32em; }
.article-cover { margin: 0 auto clamp(40px, 6vw, 72px); }
.article-cover img { width: 100%; border-radius: 8px; }
.article-cover figcaption { font-size: 13px; color: var(--muted); text-align: center; margin-top: 12px; }

.article-layout { position: relative; padding: 0 var(--gutter); }
.toc { position: absolute; top: 0; left: max(var(--gutter), calc(50% - var(--measure) / 2 - 300px)); width: 220px; height: 100%; }
.toc-inner { position: sticky; top: 100px; }
.toc .label { margin-bottom: 12px; }
.toc ol { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--rule); max-height: calc(100vh - 160px); overflow: auto; }
.toc li a { display: block; padding: 5px 0 5px 14px; margin-left: -1px; border-left: 1px solid transparent; font-size: 13px; line-height: 1.5; color: var(--muted); text-decoration: none; }
.toc li a:hover { color: var(--ink); }
.toc li a.is-active { color: var(--accent); border-left-color: var(--accent); }
@media (max-width: 1240px) { .toc { display: none; } }

.article-foot { max-width: calc(var(--measure) + var(--gutter) * 2); padding-top: 64px; padding-bottom: 24px; }
.article-sign { display: flex; gap: 16px; align-items: flex-start; padding: 24px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); }
.article-sign .sail { margin-top: 4px; }
.article-sign p { margin: 0; color: var(--ink-2); font-size: 15px; }
.article-sign strong { color: var(--ink); font-weight: 600; margin-right: 8px; }
.article-sign a { color: var(--accent); text-decoration: none; margin-left: 4px; }
.article-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; padding-top: 32px; }
.article-nav-item { display: flex; flex-direction: column; gap: 8px; text-decoration: none; }
.article-nav-item--next { grid-column: 2; text-align: right; }
.article-nav-title { font: 400 21px/1.35 var(--serif); transition: color .2s; }
.article-nav-item:hover .article-nav-title { color: var(--accent); }

/* ---------- 正文排版 ---------- */

.gh-content { max-width: var(--measure); margin: 0 auto; font-size: 18px; line-height: 1.85; color: var(--ink); overflow-wrap: break-word; }
.gh-content > * + * { margin-top: 1.4em; }
.gh-content > :first-child { margin-top: 0; }
.gh-content p, .gh-content ul, .gh-content ol, .gh-content blockquote, .gh-content figure, .gh-content pre, .gh-content table { margin-bottom: 0; }
.gh-content h2 { font: 400 clamp(28px, 3vw, 36px)/1.25 var(--serif); letter-spacing: -.005em; margin: 2.2em 0 0; }
.gh-content h3 { font: 600 21px/1.4 var(--sans); margin: 1.9em 0 0; }
.gh-content h4, .gh-content h5, .gh-content h6 { font: 600 17px/1.5 var(--sans); margin: 1.8em 0 0; }
.gh-content h2 + *, .gh-content h3 + *, .gh-content h4 + * { margin-top: .7em; }
.gh-content a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; text-decoration-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.gh-content a:hover { text-decoration-color: var(--accent); }
.gh-content strong { font-weight: 600; }
.gh-content ul, .gh-content ol { padding-left: 1.4em; }
.gh-content li + li { margin-top: .4em; }
.gh-content li::marker { color: var(--muted); }
.gh-content blockquote:not([class]) { margin-left: 0; margin-right: 0; padding: 4px 0 4px 24px; border-left: 2px solid var(--amber); font: 400 20px/1.75 var(--serif); color: var(--ink-2); }
.gh-content blockquote.kg-blockquote-alt { margin: 2em 0; text-align: center; font: italic 400 clamp(24px, 3vw, 32px)/1.45 var(--serif); color: var(--ink); border: 0; padding: 0 1em; }
.gh-content hr { border: 0; height: 1px; background: var(--rule); margin: 2.6em auto; width: 100%; }
.gh-content code { font: .86em var(--mono); background: var(--paper-2); padding: .15em .4em; border-radius: 4px; }
.gh-content pre { font: 14px/1.7 var(--mono); background: #1d1c19; color: #e8e4da; padding: 20px 24px; border-radius: 8px; overflow-x: auto; }
.gh-content pre code { background: none; padding: 0; font-size: inherit; color: inherit; }
.gh-content figure { margin-left: 0; margin-right: 0; }
.gh-content figure img { border-radius: 6px; margin: 0 auto; }
.gh-content figcaption { font-size: 14px; line-height: 1.6; color: var(--muted); text-align: center; margin-top: 12px; }
.gh-content table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.6; display: block; overflow-x: auto; }
.gh-content th, .gh-content td { text-align: left; padding: 10px 14px 10px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.gh-content th { font: 500 12px/1.4 var(--mono); letter-spacing: .04em; color: var(--muted); border-bottom-color: var(--ink); }

/* Ghost 卡片宽度（主题必需） */
.gh-content .kg-width-wide { max-width: none; width: min(1040px, calc(100vw - var(--gutter) * 2)); margin-left: 50%; transform: translateX(-50%); }
.gh-content .kg-width-full { max-width: none; width: 100vw; margin-left: 50%; transform: translateX(-50%); }
.gh-content .kg-width-full img { border-radius: 0; }
.gh-content .kg-image-card img { max-height: 90vh; width: auto; }
.gh-content .kg-gallery-image img { border-radius: 0; }
.gh-content .kg-bookmark-card a { text-decoration: none; }
.gh-content .kg-callout-card { border-radius: 8px; }

/* 从 WordPress 迁来的旧文章：区块编辑器的分栏与空白占位 */
.gh-content .wp-block-group { background-color: transparent !important; padding: 0 !important; }
.gh-content .wp-block-group > * + * { margin-top: 1.2em; }
.gh-content .wp-block-group.alignfull { padding: 0 !important; }
.gh-content .wp-block-heading[id="ecosystem"], .gh-content h6.wp-block-heading { font: 500 12px/1.4 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted) !important; }
.gh-content p.has-text-color { color: inherit !important; font-size: inherit !important; }
.gh-content p[style*="font-size:6vw"] { font: 400 clamp(36px, 5vw, 56px)/1.1 var(--serif) !important; margin-top: .3em; }
.gh-content .wp-block-columns { display: flex; gap: clamp(16px, 3vw, 32px); align-items: flex-start; }
.gh-content .wp-block-columns.alignwide { width: min(1040px, calc(100vw - var(--gutter) * 2)); margin-left: 50%; transform: translateX(-50%); }
.gh-content .wp-block-column { flex: 1 1 0; min-width: 0; }
.gh-content .wp-block-column.is-vertically-aligned-center { align-self: center; }
.gh-content .wp-block-column > * + * { margin-top: 1em; }
.gh-content .wp-block-column p { font-size: 16px; color: var(--ink-2); }
.gh-content .wp-block-image { margin: 0; }
.gh-content .wp-block-image img { border-radius: 6px; width: 100%; }
.gh-content .wp-block-group hr, .gh-content .wp-block-columns hr, .gh-content .wp-block-column hr { display: none; }
@media (max-width: 720px) { .gh-content .wp-block-columns { flex-direction: column; } .gh-content .wp-block-column { flex-basis: auto !important; width: 100%; } }

/* ---------- 关于页 ---------- */

.about-hero { padding-top: clamp(48px, 8vw, 104px); padding-bottom: clamp(40px, 6vw, 72px); }
.about-title { font: 400 clamp(52px, 9vw, 120px)/.98 var(--serif); letter-spacing: -.03em; margin: 0; max-width: 11em; }
.about-lede { font: 400 clamp(20px, 2.2vw, 26px)/1.6 var(--serif); color: var(--ink-2); margin: 28px 0 0; max-width: 30em; }
.about-story { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr); gap: clamp(32px, 6vw, 96px); align-items: start; padding-top: 8px; }
.about-photo { margin: 0; position: sticky; top: 100px; }
.about-photo img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: 6px; }
.about-photo figcaption { font-size: 12px; color: var(--muted); margin-top: 12px; }
.about-content { margin: 0; max-width: 620px; }
.about-content > p:first-child { font: 400 clamp(22px, 2.2vw, 26px)/1.6 var(--serif); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 96px); margin-top: clamp(56px, 8vw, 104px); background: linear-gradient(var(--rule), var(--rule)) var(--gutter) 0 / calc(100% - var(--gutter) * 2) 1px no-repeat; }
.about-grid .label { margin-bottom: 24px; }
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { display: grid; grid-template-columns: 84px 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--rule); }
.timeline li:first-child { padding-top: 0; }
.timeline-when { font-size: 13px; color: var(--accent); padding-top: 3px; }
.timeline-what { color: var(--ink-2); font-size: 15px; line-height: 1.7; }
.timeline-what strong { display: block; font: 400 21px/1.35 var(--serif); color: var(--ink); margin-bottom: 2px; }
.toolbox { list-style: none; margin: 0 0 40px; padding: 0; }
.toolbox li { display: flex; justify-content: space-between; gap: 16px; padding: 13px 0; border-bottom: 1px solid var(--rule); font-size: 16px; }
.toolbox li:first-child { padding-top: 0; }
.toolbox .mono { font-size: 12px; color: var(--muted); padding-top: 3px; text-align: right; }
.about-cta { display: block; padding: 28px; border-radius: 10px; background: var(--ink); color: var(--paper); text-decoration: none; transition: transform .3s; }
.about-cta:hover { transform: translateY(-3px); }
.about-cta .label { color: color-mix(in srgb, var(--paper) 60%, transparent); }
.about-cta-title { display: block; font: 400 30px/1.25 var(--serif); margin-top: 10px; }

/* ---------- 页脚 ---------- */

.site-footer { margin-top: clamp(80px, 10vw, 144px); background: var(--ink); color: var(--paper); padding: clamp(56px, 7vw, 96px) 0 32px; }
.site-footer a { text-decoration: none; color: color-mix(in srgb, var(--paper) 80%, transparent); }
.site-footer a:hover { color: var(--paper); }
.footer-top { display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap; padding-bottom: 56px; }
.footer-sign { font: 400 clamp(44px, 6vw, 80px)/1 var(--serif); letter-spacing: -.02em; margin: 0; }
.footer-sign em { color: var(--amber); }
.footer-cols { display: flex; gap: clamp(40px, 6vw, 96px); }
.footer-cols .label { color: color-mix(in srgb, var(--paper) 50%, transparent); margin-bottom: 16px; }
.footer-cols ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 15px; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; padding-top: 24px; border-top: 1px solid color-mix(in srgb, var(--paper) 15%, transparent); font-size: 12px; color: color-mix(in srgb, var(--paper) 50%, transparent); }
:root[data-theme="dark"] .site-footer, :root[data-theme="dark"] .about-cta { background: var(--paper-2); color: var(--ink); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .site-footer, :root:not([data-theme="light"]) .about-cta { background: var(--paper-2); color: var(--ink); } }
:root[data-theme="dark"] .site-footer a, :root[data-theme="dark"] .footer-bottom, :root[data-theme="dark"] .footer-cols .label, :root[data-theme="dark"] .about-cta .label { color: var(--muted); }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .site-footer a, :root:not([data-theme="light"]) .footer-bottom, :root:not([data-theme="light"]) .footer-cols .label, :root:not([data-theme="light"]) .about-cta .label { color: var(--muted); } }
:root[data-theme="dark"] .site-footer a:hover { color: var(--ink); }

.error-page { min-height: 50vh; }

/* ---------- 入场动效 ---------- */

@media (prefers-reduced-motion: no-preference) {
    .js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1); }
    .js .reveal.is-in { opacity: 1; transform: none; }
}

/* ---------- 响应式 ---------- */

@media (max-width: 960px) {
    .hero { grid-template-columns: 1fr; align-items: start; }
    .hero-photo { max-width: 420px; }
    .projects--compact { grid-template-columns: 1fr; }
    .projects--compact .project { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: center; }
    .project, .about-story, .about-grid { grid-template-columns: 1fr; }
    .project:nth-child(even) .project-shot { order: 0; }
    .about-photo { position: static; max-width: 480px; }
}
@media (max-width: 640px) {
    body { font-size: 16px; }
    .site-header-inner { height: 60px; }
    .wordmark { font-size: 23px; }
    .nav-list a { padding: 6px 8px; font-size: 14px; }
    .hero-facts { grid-template-columns: 1fr; gap: 14px; }
    .hero-lede br { display: none; }
    .hero-photo img { aspect-ratio: 1; }
    .projects--compact .project { grid-template-columns: 1fr; }
    .section-head { flex-direction: column; align-items: flex-start; }
    .post-row a { grid-template-columns: 1fr; gap: 6px; }
    .post-row-tag { display: none; }
    .photo-strip { grid-template-columns: 1fr; }
    .gh-content { font-size: 17px; }
    .article-nav { grid-template-columns: 1fr; }
    .article-nav-item--next { grid-column: 1; text-align: left; }
    .footer-cols { gap: 40px; }
}