:root {
  color-scheme: dark;
  --bg: #080808;
  --surface: #111111;
  --text: #eeeeee;
  --muted: #a0a0a0;
  --accent: #b6f878;
  --border: #2a2a2a;
  --warm: #c8c8c8;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--text); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
body::after { position: fixed; inset: 0; z-index: -1; content: ""; opacity: .045; pointer-events: none; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.93' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' opacity='.21' filter='url(%23n)'/%3E%3C/svg%3E"); }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
::selection { color: var(--bg); background: var(--accent); }
.ambient { position: absolute; z-index: -1; top: 80px; right: 0; width: 62%; height: 650px; pointer-events: none; background-image: linear-gradient(#ffffff0b 1px, transparent 1px), linear-gradient(90deg, #ffffff0b 1px, transparent 1px), radial-gradient(ellipse at 58% 46%, #ffffff02, transparent 68%); background-size: 54px 54px, 54px 54px, auto; mask-image: radial-gradient(ellipse at 65% 45%, black 5%, transparent 72%); }
.page-shell { max-width: 1232px; margin: 0 auto; padding: 0 48px; }
.skip-link { position: fixed; z-index: 20; top: 12px; left: 12px; padding: 12px 20px; transform: translateY(-150%); background: var(--accent); color: var(--bg); }
.skip-link:focus { transform: translateY(0); }
.site-header { height: 108px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #ffffff0b; }
.brand { display: flex; align-items: center; gap: 12px; font-family: var(--mono); font-size: 27px; font-weight: 700; letter-spacing: -1.5px; }
.brand-icon { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid #b6f87855; border-radius: 6px; color: var(--accent); font-size: 18px; letter-spacing: -2px; }
.brand-dot { color: var(--accent); }
.brand-caption { margin-left: 8px; border-left: 1px solid var(--border); padding-left: 20px; color: var(--muted); font-size: 10px; letter-spacing: 1.3px; font-weight: 400; }
.header-nav { display: flex; align-items: center; gap: 22px; color: #bcbcbc; font-size: 12px; }
.header-nav a { padding: 12px 0; transition: color .2s; }
.header-nav a:hover { color: var(--accent); }
.header-nav a span { margin-left: 9px; color: var(--accent); }
.header-slash { color: #494949; }
.header-note { color: var(--muted); font-size: 11px; letter-spacing: 1px; }
.hero { display: grid; grid-template-columns: 1fr 1.02fr; align-items: center; gap: 58px; padding: 82px 0 79px; }
.eyebrow { margin: 0 0 24px; font-family: var(--mono); font-size: 10px; line-height: 1.5; letter-spacing: 1px; color: #bcbcbc; }
.small-cross { display: inline-block; margin-right: 10px; color: var(--accent); font-size: 18px; vertical-align: -2px; }
h1 { margin: 0; font-family: "Arial", "Helvetica Neue", sans-serif; font-size: clamp(76px, 7.1vw, 102px); line-height: .99; font-weight: 600; letter-spacing: -7px; }
.title-dot { color: var(--accent); }
/* 每个词按最终文字预留宽度，打字过程中不会换行跳动；world 与句点、光标整体换行。 */
.hero-word { display: inline-grid; white-space: nowrap; }
.hero-word::before { content: attr(data-text); grid-area: 1 / 1; visibility: hidden; }
.hero-word > span { grid-area: 1 / 1; }
/* 桌面宽度下标题放不下一行时，按左栏宽度略微缩小字号（em 取 h1 当前字号，cqi 取左栏宽度）。 */
@media (min-width: 901px) { .hero-copy { container-type: inline-size; } .hero-word { font-size: min(1em, 17.5cqi); } }
.title-cursor { color: var(--accent); font-weight: 300; font-size: .75em; margin-left: 3px; }
.hero-tagline { margin: 28px 0 12px; font-size: 19px; letter-spacing: 1.4px; font-weight: 500; }
.hero-description { margin: 0; color: var(--muted); font-size: 12px; line-height: 2; letter-spacing: .35px; }
.hero-description strong { color: #cccccc; font-weight: 500; font-family: var(--mono); }
.explore-link { display: inline-flex; align-items: center; gap: 12px; margin-top: 29px; font-size: 11px; color: #d1d1d1; min-height: 44px; }
.explore-icon { display: grid; place-items: center; width: 28px; height: 28px; border: 1px solid #494949; border-radius: 50%; color: var(--accent); font-size: 17px; transition: transform .2s; }
.explore-link:hover .explore-icon { transform: translateY(3px); }
.link-trail { font-family: var(--mono); font-size: 9px; margin-left: 5px; color: #939393; }
.terminal-scene { position: relative; min-width: 0; padding-top: 24px; }
.scene-coordinate { position: absolute; right: 3px; top: 0; color: #949494; font-size: 10px; font-family: var(--mono); letter-spacing: .3px; }
.terminal { position: relative; overflow: hidden; border: 1px solid #383838; border-radius: 9px; background: #111111; box-shadow: 0 22px 70px #0008; }
.terminal-titlebar { display: flex; align-items: center; justify-content: space-between; padding: 0 16px; height: 42px; color: #9c9c9c; background: #ffffff02; border-bottom: 1px solid var(--border); font: 10px var(--mono); }
.window-dots { display: flex; gap: 6px; }
.window-dots i { width: 8px; height: 8px; border-radius: 50%; background: #c77968; }
.window-dots i:nth-child(2) { background: #c6ad67; }
.window-dots i:nth-child(3) { background: #8bab72; }
.terminal-branch { font-size: 17px; color: #858585; }
.file-tabs { height: 43px; display: flex; align-items: center; justify-content: space-between; background: #0c0c0c; font: 10px var(--mono); border-bottom: 1px solid #ffffff05; }
.file-tab { display: flex; height: 100%; align-items: center; gap: 9px; padding: 0 18px; border-top: 1px solid var(--accent); border-right: 1px solid var(--border); color: #cccccc; background: var(--surface); }
.ts-icon { color: #9bc1d1; font-size: 9px; font-weight: 700; }
.file-dot { width: 5px; height: 5px; border-radius: 50%; background: #b8b8b8; margin-left: 11px; }
.tab-hint { color: #909090; margin-right: 17px; font-size: 9px; }
.editor { padding: 24px 13px 20px 0; font-family: var(--mono); font-size: clamp(10px, 1vw, 12px); }
.code-line { display: flex; line-height: 25px; min-height: 25px; white-space: pre; }
.line-number { flex: 0 0 46px; padding-right: 18px; text-align: right; color: #858585; user-select: none; font-size: 10px; }
.code-line code { font: inherit; color: #d2d2d2; }
.syntax-comment { color: #939393; }
.syntax-purple { color: #c6b0dd; }
.syntax-blue { color: #a5c5d7; }
.syntax-green { color: #b6d996; }
.syntax-cream { color: #dbc79c; }
.typing-caret::after { content: ""; display: inline-block; width: 6px; height: 13px; margin-left: 1px; vertical-align: -2px; background: var(--accent); }
.terminal-output { border-top: 1px solid var(--border); padding: 15px 18px 17px; background: #0b0b0b; font: 11px var(--mono); }
.prompt-mark { color: var(--accent); margin-right: 10px; }
.terminal-output p { margin: 12px 0 0; color: #aeaeae; font-family: var(--sans); font-size: 10px; }
.output-check { margin-right: 8px; color: var(--accent); }
.terminal-cursor { color: var(--accent); margin-left: 6px; }
.editor-status { display: flex; justify-content: space-between; height: 26px; align-items: center; padding: 0 13px; background: #ffffff03; border-top: 1px solid #ffffff0c; color: #a0a0a0; font: 9px var(--mono); }
.editor-status > span:last-child { display: flex; align-items: center; gap: 15px; }
.git-symbol { color: var(--accent); font-size: 14px; margin-right: 5px; }
.status-spark { color: var(--accent); font-size: 15px; }
.terminal-caption { display: flex; align-items: center; justify-content: flex-end; gap: 12px; padding-top: 25px; color: #a0a0a0; font: 10px var(--mono); }
.caption-line { width: 36px; height: 1px; background: #4c4c4c; }
.caption-star { color: var(--accent); margin-left: 18px; }
.destinations { padding-bottom: 52px; outline: none; }
.section-heading { display: flex; align-items: center; justify-content: space-between; margin-bottom: 21px; }
.section-heading h2 { margin: 0; font-size: 13px; font-weight: 500; letter-spacing: 1px; }
.section-heading h2 span { margin-right: 11px; font-family: var(--mono); color: #929292; }
.section-aside { display: flex; align-items: center; gap: 17px; font: 9px var(--mono); letter-spacing: 1.5px; color: #999999; }
.site-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-rows: 1fr; gap: 20px; align-items: stretch; }
.site-card { --card-accent: var(--accent); position: relative; overflow: hidden; display: flex; flex-direction: column; min-width: 0; padding: 23px 26px 19px; border: 1px solid #303030; border-radius: 7px; background: #111111; transition: transform .25s, border-color .25s, background-color .25s; }
a.site-card:hover { transform: translateY(-5px); border-color: var(--card-accent); background-color: #171717; }
.site-card:focus-visible { border-color: var(--card-accent); outline-color: var(--card-accent); }
.about-card { --card-accent: var(--warm); background: #111111; border-color: #303030; }
.about-card:hover { background-color: #171717; }
.card-top { display: flex; align-items: center; position: relative; gap: 11px; }
.card-symbol { display: grid; place-items: center; width: 32px; height: 32px; color: var(--card-accent); background: color-mix(in srgb, var(--card-accent) 5%, transparent); border: 1px solid color-mix(in srgb, var(--card-accent) 20%, transparent); border-radius: 6px; }
.card-symbol svg { width: 19px; height: 19px; }
.card-category { font: 9px var(--mono); color: #a4a4a4; letter-spacing: 1px; }
.about-card .card-category { color: #a4a4a4; }
.card-arrow { margin-left: auto; font: 23px var(--mono); color: #ababab; transition: transform .2s, color .2s; }
a.site-card:hover .card-arrow { transform: translate(2px, -2px); color: var(--card-accent); }
.site-card h3 { position: relative; overflow-wrap: anywhere; margin: 24px 0 11px; font-size: 25px; font-weight: 600; letter-spacing: .6px; }
.card-title-dot { margin-left: 3px; color: var(--card-accent); }
.card-description { position: relative; font-size: 11px; color: #a4a4a4; line-height: 1.8; margin: 0 0 25px; max-width: 100%; overflow-wrap: anywhere; }
.card-bottom { position: relative; display: flex; align-items: center; justify-content: space-between; padding-top: 15px; margin-top: auto; border-top: 1px solid #ffffff0d; gap: 12px; }
.card-label { min-width: 0; overflow-wrap: anywhere; color: #a1a1a1; font-size: 10px; letter-spacing: .3px; }
.card-label span { color: #696969; margin: 0 8px; }
.card-cta { color: var(--card-accent); font-size: 11px; white-space: nowrap; }
.card-cta span { display: inline-block; margin-left: 9px; transition: transform .2s; }
a.site-card:hover .card-cta span { transform: translateX(4px); }
.card-art { position: absolute; width: 147px; height: 147px; right: -5px; top: 51px; color: var(--card-accent); opacity: .16; transform: rotate(-12deg); transition: transform .45s, opacity .45s; }
a.site-card:hover .card-art { opacity: .46; transform: rotate(0); }
.reticle-art { width: 100%; height: 100%; }
.about-art { top: 54px; opacity: .15; display: grid; place-items: center; font: 57px var(--mono); }
.about-art i { font-style: normal; font-family: Georgia, serif; font-size: 74px; }
.orbit { position: absolute; width: 146px; height: 66px; border: 1px solid currentColor; border-radius: 50%; }
.orbit-one { transform: rotate(-40deg); }
.orbit-two { transform: rotate(40deg); }
.site-footer { min-height: 83px; border-top: 1px solid #ffffff0d; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: #999999; font: 9px var(--mono); }
.site-footer p { margin: 0; line-height: 1.8; }
.footer-divider { margin: 0 13px; color: #777777; }
.footer-signoff { letter-spacing: .5px; }
.motion-toggle { background: none; border: 0; color: #a5a5a5; display: flex; align-items: center; gap: 7px; cursor: pointer; font-size: 10px; padding: 13px 4px; min-height: 44px; }
.motion-toggle[hidden] { display: none; }
.motion-indicator { width: 5px; height: 5px; background: var(--accent); border-radius: 50%; }
.motion-toggle[aria-pressed="true"] .motion-indicator { background: #999999; }
html.motion-on .title-cursor { animation: cursor-blink 1.2s step-end 6; }
html.motion-on .terminal-cursor { animation: cursor-blink 1.1s step-end 6; }
@keyframes cursor-blink { 50% { opacity: 0; } }
html.motion-paused { scroll-behavior: auto; }
html.motion-paused *, html.motion-paused *::before, html.motion-paused *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
@media (min-width: 1500px) { .page-shell { max-width: 1328px; padding: 0 64px; } .hero { padding: 100px 0; gap: 84px; } }
@media (min-width: 1800px) {
  .page-shell { max-width: 1680px; padding: 0 80px; }
  .hero { gap: 120px; }
  h1 { font-size: 120px; letter-spacing: -8px; }
  .hero-tagline { font-size: 21px; }
  .hero-description { font-size: 13px; }
  .editor { font-size: 13px; }
  .code-line { line-height: 27px; min-height: 27px; }
  .site-grid { gap: 24px; }
  .site-card { padding: 30px 34px 24px; }
  .site-card h3 { margin: 30px 0 13px; font-size: 28px; }
  .card-description { font-size: 12px; margin-bottom: 30px; }
  .card-art { width: 172px; height: 172px; right: 10px; top: 56px; }
}
@media (min-width: 2200px) { .page-shell { max-width: 1840px; padding: 0 96px; } .hero { gap: 150px; } }
@media (max-width: 1000px) {
  .page-shell { padding: 0 30px; }
  .hero { gap: 30px; padding: 61px 0; }
  h1 { font-size: 83px; letter-spacing: -6px; }
  .eyebrow { font-size: 8px; letter-spacing: .5px; }
  .hero-tagline { font-size: 16px; }
  .hero-description { font-size: 11px; }
  .editor { font-size: 10px; }
  .line-number { flex-basis: 33px; padding-right: 12px; }
  .tab-hint { display: none; }
  .link-trail { display: none; }
  .card-description { max-width: 100%; }
  .site-card { padding: 21px; }
  .card-art { right: -25px; opacity: .18; }
}
@media (max-width: 760px) {
  .page-shell { padding: 0 24px; }
  .site-header { height: 82px; }
  .brand-caption, .header-note, .header-slash { display: none; }
  .header-nav { font-size: 11px; }
  .hero { grid-template-columns: 1fr; gap: 38px; padding: 42px 0; }
  .hero-copy { position: relative; }
  .eyebrow { font-size: 9px; margin-bottom: 18px; }
  h1 { font-size: 86px; letter-spacing: -6px; }
  .hero-tagline { font-size: 18px; margin-top: 22px; }
  .hero-description { font-size: 12px; }
  .explore-link { margin-top: 16px; }
  .terminal-scene { display: none; }
  .site-grid { grid-template-columns: 1fr; grid-auto-rows: auto; gap: 14px; }
  .section-aside { font-size: 8px; letter-spacing: .6px; }
  .section-heading h2 { font-size: 12px; letter-spacing: .5px; }
  .section-heading { margin-bottom: 16px; }
  .site-card { padding: 18px 21px 15px; }
  .site-card h3 { font-size: 23px; margin: 15px 0 8px; }
  .card-description { margin-bottom: 16px; }
  .card-top { gap: 10px; }
  .card-symbol { width: 28px; height: 28px; }
  .card-art { right: 8px; top: 32px; opacity: .24; }
  .card-bottom { padding-top: 12px; }
  .destinations { padding-bottom: 30px; }
  .site-footer { gap: 12px; min-height: 92px; }
  .site-footer p { max-width: 210px; }
  .footer-signoff { display: none; }
  .footer-divider { margin: 0 7px; }
}
@media (max-width: 400px) {
  .page-shell { padding: 0 20px; }
  .site-header { height: 72px; }
  .hero { padding: 28px 0 27px; }
  h1 { font-size: 73px; }
  .eyebrow { font-size: 7px; margin-bottom: 14px; }
  .hero-tagline { font-size: 16px; margin-top: 20px; }
  .hero-description { font-size: 11px; }
  .explore-link { margin-top: 10px; }
  .site-card { padding: 15px 18px 12px; }
  .site-card h3 { font-size: 21px; margin-top: 11px; }
  .card-description { font-size: 10px; margin-bottom: 12px; }
  .card-label { font-size: 9px; }
  .card-category { font-size: 8px; }
  .section-progress { display: none; }
}
@media (min-width: 761px) and (max-height: 1000px) {
  .site-header { height: 78px; }
  .hero { padding: 30px 0 33px; gap: 58px; }
  .eyebrow { margin-bottom: 16px; }
  h1 { font-size: 78px; letter-spacing: -5px; }
  .hero-tagline { margin-top: 21px; margin-bottom: 9px; font-size: 17px; }
  .hero-description { font-size: 11px; line-height: 1.8; }
  .explore-link { margin-top: 17px; }
  .terminal-titlebar { height: 32px; }
  .file-tabs { height: 32px; }
  .editor { padding-top: 14px; padding-bottom: 12px; font-size: 11px; }
  .code-line { line-height: 19px; min-height: 19px; }
  .terminal-output { padding: 11px 17px; }
  .terminal-output p { margin-top: 8px; }
  .editor-status { height: 23px; }
  .terminal-caption { padding-top: 15px; }
  .section-heading { margin-bottom: 16px; }
  .site-card { padding-top: 18px; padding-bottom: 15px; }
  .site-card h3 { margin-top: 16px; margin-bottom: 8px; font-size: 23px; }
  .card-description { margin-bottom: 16px; }
  .card-bottom { padding-top: 12px; }
  .destinations { padding-bottom: 30px; }
  .site-footer { min-height: 62px; }
}
@media (prefers-reduced-motion: reduce) {
  html:not(.motion-on) { scroll-behavior: auto; }
  html:not(.motion-on) *, html:not(.motion-on) *::before, html:not(.motion-on) *::after { animation: none !important; transition: none !important; }
  html:not(.motion-on) a.site-card:hover, html:not(.motion-on) .explore-link:hover .explore-icon { transform: none; }
}

.site-count { color: #bbbbbb; font-family: var(--sans); font-size: 10px; letter-spacing: .5px; }
.section-progress { color: #8c8c8c; font-family: var(--sans); font-size: 10px; letter-spacing: .5px; }
.section-progress > span { margin-left: 6px; color: var(--accent); }
.upcoming-card { --card-accent: #929292; border-style: dashed; border-color: #343434; background: #0b0b0b; }
.upcoming-card .card-symbol { border-style: dashed; background: none; font: 24px var(--mono); }
.upcoming-card h3 { color: #b8b8b8; font-size: 21px; }
.upcoming-card .card-description { color: #949494; }
.upcoming-card .card-title-dot { margin-left: 4px; }
.upcoming-card .card-bottom { border-top-style: dashed; }
.upcoming-card .card-label { color: #929292; }
.upcoming-dots { margin-left: auto; font: 20px var(--mono); color: #777777; }
.upcoming-status { color: #aaaaaa; font-size: 10px; white-space: nowrap; }
.code-card { --card-accent: #c8c8c8; }
.code-art { display: grid; place-items: center; }
.code-art svg { width: 100%; height: 100%; }
@media (max-width: 1099px) and (min-width: 761px) {
  .site-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .upcoming-card h3 { margin-top: 14px; }
  .upcoming-card .card-description br { display: none; }
}
@media (max-width: 760px) {
  .upcoming-card { margin-top: 2px; }
  .upcoming-card h3 { font-size: 20px; }
  .section-aside { gap: 10px; }
}