:root {
  --ink: #182528;
  --ink-soft: #556267;
  --paper: #f6f7f3;
  --paper-strong: #ffffff;
  --paper-tint: #eaf0ed;
  --line: #d7dfdc;
  --accent: #1e8a78;
  --accent-deep: #116354;
  --accent-wash: #dcefe9;
  --amber: #d99b4a;
  --navy: #172d36;
  --shadow: 0 20px 48px rgba(22, 46, 52, 0.08);
  --radius: 18px;
  --max: 1180px;
}
html[data-theme="dark"] {
  --ink: #edf4f0; --ink-soft: #b2c2bd; --paper: #122026; --paper-strong: #182b32; --paper-tint: #1b3338; --line: #2c464a; --accent: #4cc4a5; --accent-deep: #71d6ba; --accent-wash: #1e4a45; --amber: #f0b96a; --navy: #0d1b21; --shadow: 0 20px 48px rgba(0, 0, 0, 0.28);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button { cursor: pointer; }
.container { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }
.narrow-page { max-width: 780px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 100; padding: 10px 14px; color: #fff; background: var(--accent-deep); border-radius: 8px; transition: top .2s ease; }
.skip-link:focus { top: 16px; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent); background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(16px); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: max-content; }
.brand-mark { display: grid; place-items: center; width: 38px; height: 38px; color: #fff; background: var(--navy); border: 1px solid color-mix(in srgb, var(--accent) 45%, var(--navy)); border-radius: 11px; font: 700 12px/1 "Segoe UI", sans-serif; letter-spacing: .08em; }
.brand-copy { display: grid; gap: 1px; }
.brand-copy strong { font: 700 13px/1.2 "Segoe UI", sans-serif; letter-spacing: .13em; }
.brand-copy small { color: var(--ink-soft); font-size: 9px; letter-spacing: .11em; }
.main-nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.main-nav a { color: var(--ink-soft); font-size: 13px; transition: color .2s ease; }
.main-nav a:hover, .main-nav a:focus-visible { color: var(--accent-deep); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.icon-button, .header-search { color: var(--ink-soft); background: transparent; border: 1px solid var(--line); border-radius: 10px; }
.icon-button { width: 36px; height: 36px; display: grid; place-items: center; }
.icon-button:hover, .header-search:hover { color: var(--accent-deep); border-color: var(--accent); }
.header-search { display: inline-flex; align-items: center; gap: 7px; height: 36px; padding: 0 10px; font-size: 12px; }
kbd { padding: 1px 5px; color: var(--ink-soft); border: 1px solid var(--line); border-radius: 4px; font: 11px/1.5 ui-monospace, SFMono-Regular, Consolas, monospace; }
.hero { position: relative; overflow: hidden; padding: 94px 0 78px; background: radial-gradient(circle at 73% 20%, color-mix(in srgb, var(--accent-wash) 65%, transparent), transparent 34%), var(--paper); }
.hero::after { position: absolute; right: -10%; bottom: -30%; width: 52vw; height: 52vw; content: ""; border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent); border-radius: 50%; pointer-events: none; }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) minmax(390px, .86fr); align-items: center; gap: 72px; }
.eyebrow { display: flex; align-items: center; gap: 9px; margin: 0 0 18px; color: var(--accent-deep); font: 700 11px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .14em; text-transform: uppercase; }
.status-dot { display: inline-block; width: 8px; height: 8px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent); }
.hero h1 { max-width: 680px; margin: 0; font-size: clamp(42px, 5.2vw, 72px); font-weight: 600; letter-spacing: -.055em; line-height: 1.08; }
.hero h1 strong { display: block; color: var(--accent-deep); font-weight: 700; }
.hero-lede { max-width: 580px; margin: 28px 0 0; color: var(--ink-soft); font-size: 16px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 46px; padding: 0 18px; border-radius: 11px; font-size: 13px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #fff; background: var(--accent-deep); box-shadow: 0 10px 24px color-mix(in srgb, var(--accent-deep) 28%, transparent); }
.button-primary:hover { box-shadow: 0 14px 30px color-mix(in srgb, var(--accent-deep) 34%, transparent); }
.button-secondary { color: var(--ink); border: 1px solid var(--line); background: var(--paper-strong); }
.hero-note { display: flex; align-items: center; gap: 8px; margin: 20px 0 0; color: var(--ink-soft); font-size: 12px; }
.hero-note span { color: var(--amber); }
.hero-visual { position: relative; min-height: 428px; padding: 28px; color: #e9f4ef; background: var(--navy); border-radius: 22px; box-shadow: var(--shadow); overflow: hidden; }
.hero-visual::before { position: absolute; inset: 0; content: ""; opacity: .34; background-image: linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px); background-size: 32px 32px; mask-image: linear-gradient(to bottom, black, transparent 80%); }
.visual-topline, .visual-card, .lifecycle-track, .visual-stamp { position: relative; z-index: 1; }
.visual-topline { display: flex; justify-content: space-between; color: #9fb8b1; font: 11px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .13em; }
.lifecycle-track { display: flex; justify-content: space-between; gap: 10px; margin: 58px 0 42px; }
.track-line { position: absolute; top: 34px; right: 7%; left: 7%; height: 1px; background: #50736d; }
.phase { position: relative; display: grid; justify-items: center; gap: 6px; min-width: 45px; color: #9fb8b1; text-align: center; }
.phase-index { font: 10px/1 ui-monospace, SFMono-Regular, Consolas, monospace; opacity: .8; }
.phase-dot { width: 11px; height: 11px; margin: 5px 0 4px; background: #50736d; border: 3px solid var(--navy); border-radius: 50%; box-shadow: 0 0 0 1px #50736d; }
.phase strong { color: #e9f4ef; font-size: 13px; font-weight: 600; }
.phase small { font-size: 10px; white-space: nowrap; }
.phase.active { color: #7ed9bd; }
.phase.active .phase-dot { background: var(--accent); box-shadow: 0 0 0 5px rgba(76,196,165,.16), 0 0 0 1px var(--accent); }
.phase.active strong { color: #7ed9bd; }
.visual-card { padding: 22px; border: 1px solid rgba(174, 217, 204, .2); border-radius: 15px; background: linear-gradient(135deg, rgba(34, 73, 78, .9), rgba(25, 54, 62, .78)); }
.visual-card-head, .visual-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.tiny-label { color: #9fb8b1; font: 10px/1 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .1em; }
.pill { display: inline-flex; align-items: center; min-height: 22px; padding: 0 8px; border-radius: 20px; font: 10px/1 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .05em; }
.pill-green { color: #8ae0c3; background: rgba(76,196,165,.15); border: 1px solid rgba(76,196,165,.35); }
.visual-card h2 { margin: 22px 0 9px; font-size: 24px; font-weight: 600; letter-spacing: -.03em; }
.visual-card p { margin: 0; color: #b7cdc7; font-size: 13px; }
.visual-card-foot { margin-top: 24px; color: #8ea9a2; font: 10px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; }
.visual-stamp { position: absolute; right: 28px; bottom: 24px; color: rgba(126, 217, 189, .25); font: 700 17px/1.1 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .1em; text-align: right; transform: rotate(-8deg); }
.visual-stamp small { font-size: 8px; letter-spacing: .23em; }
.signal-strip { border-block: 1px solid var(--line); background: var(--paper-strong); }
.signal-grid { display: grid; grid-template-columns: repeat(4, 1fr); min-height: 102px; }
.signal { display: flex; align-items: center; gap: 13px; padding: 18px 24px; border-right: 1px solid var(--line); color: var(--ink-soft); font-size: 12px; }
.signal:first-child { padding-left: 0; }
.signal:last-child { border-right: 0; }
.signal strong { color: var(--ink); font: 600 31px/1 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: -.07em; }
.signal-status { justify-content: flex-end; gap: 10px; color: var(--accent-deep); font: 11px/1.3 ui-monospace, SFMono-Regular, Consolas, monospace; }
.section { padding: 112px 0; }
.section-tint { background: var(--paper-tint); }
.section-dark { color: #e7f1ed; background: var(--navy); }
.section-heading { margin-bottom: 42px; }
.split-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.section-heading h2 { max-width: 700px; margin: 0; font-size: clamp(28px, 3.6vw, 44px); font-weight: 600; letter-spacing: -.045em; line-height: 1.16; }
.section-intro { max-width: 580px; margin: 16px 0 0; color: var(--ink-soft); font-size: 14px; }
.inline-link { display: inline-flex; align-items: center; gap: 9px; padding-bottom: 8px; color: var(--accent-deep); font-size: 12px; font-weight: 700; white-space: nowrap; }
.inline-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.heading-aside { display: flex; align-items: center; gap: 15px; padding-bottom: 8px; color: var(--ink-soft); white-space: nowrap; }
.mono { font: 10px/1 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .12em; }
.heading-line { width: 90px; height: 1px; background: var(--line); }
.knowledge-controls { display: flex; gap: 12px; }
.search-field { display: flex; align-items: center; flex: 1; gap: 10px; height: 52px; padding: 0 15px; color: var(--ink-soft); border: 1px solid var(--line); border-radius: 12px; background: var(--paper-strong); }
.search-field:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent); }
.search-field input { width: 100%; color: var(--ink); background: transparent; border: 0; outline: 0; font-size: 14px; }
.search-field input::placeholder { color: color-mix(in srgb, var(--ink-soft) 75%, transparent); }
.select-wrap { position: relative; }
.select-wrap select { appearance: none; height: 52px; min-width: 142px; padding: 0 38px 0 15px; color: var(--ink); border: 1px solid var(--line); border-radius: 12px; outline: 0; background: var(--paper-strong); }
.select-wrap::after { position: absolute; top: 50%; right: 16px; color: var(--ink-soft); content: "⌄"; pointer-events: none; transform: translateY(-55%); }
.filter-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.filter-chip { min-height: 30px; padding: 0 11px; color: var(--ink-soft); border: 1px solid var(--line); border-radius: 20px; background: transparent; font-size: 11px; transition: color .2s ease, border-color .2s ease, background .2s ease; }
.filter-chip:hover, .filter-chip.active { color: var(--accent-deep); border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); background: var(--accent-wash); }
.result-meta { display: flex; justify-content: space-between; align-items: center; margin: 28px 0 15px; color: var(--ink-soft); font: 11px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; }
.text-button { padding: 0; color: var(--accent-deep); border: 0; background: transparent; font: inherit; }
.text-button:hover { text-decoration: underline; }
.card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.note-card, .template-card { position: relative; display: flex; flex-direction: column; min-height: 270px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-strong); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.note-card:hover, .template-card:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); box-shadow: var(--shadow); transform: translateY(-4px); }
.card-topline { display: flex; align-items: center; justify-content: space-between; gap: 8px; color: var(--ink-soft); font: 10px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .07em; }
.type-label { color: var(--accent-deep); }
.card-index { opacity: .7; }
.note-card h3, .template-card h3 { margin: 26px 0 10px; font-size: 20px; font-weight: 600; letter-spacing: -.03em; line-height: 1.3; }
.note-card p, .template-card p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.card-bottom { display: flex; align-items: end; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 23px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { display: inline-flex; min-height: 23px; align-items: center; padding: 0 7px; color: var(--ink-soft); border-radius: 5px; background: var(--paper-tint); font-size: 10px; }
.card-link { color: var(--accent-deep); font-size: 12px; font-weight: 700; white-space: nowrap; }
.card-link:hover { text-decoration: underline; }
.empty-state { margin: 30px 0 0; padding: 32px; color: var(--ink-soft); border: 1px dashed var(--line); border-radius: var(--radius); text-align: center; }
.template-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 13px; }
.template-card { min-height: 240px; padding: 20px; }
.template-card h3 { margin-top: 22px; font-size: 17px; }
.template-card .card-bottom { padding-top: 18px; }
.template-icon { display: grid; place-items: center; width: 39px; height: 39px; color: var(--accent-deep); border: 1px solid color-mix(in srgb, var(--accent) 42%, var(--line)); border-radius: 10px; background: var(--accent-wash); font: 700 13px/1 ui-monospace, SFMono-Regular, Consolas, monospace; }
.template-footnote { display: flex; gap: 10px; margin-top: 24px; color: var(--ink-soft); font-size: 11px; }
.footnote-mark { display: grid; flex: 0 0 auto; place-items: center; width: 18px; height: 18px; color: var(--accent-deep); border: 1px solid var(--accent); border-radius: 50%; font: 700 11px/1 Georgia, serif; }
.roadmap-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 92px; }
.roadmap-list { border-top: 1px solid var(--line); }
.roadmap-item { display: grid; grid-template-columns: 70px 1fr; gap: 20px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.roadmap-number { color: var(--accent); font: 500 28px/1 ui-monospace, SFMono-Regular, Consolas, monospace; }
.roadmap-kicker { color: var(--accent-deep); font: 10px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .1em; text-transform: uppercase; }
.roadmap-item h3 { margin: 10px 0 5px; font-size: 21px; font-weight: 600; letter-spacing: -.025em; }
.roadmap-item p { margin: 0; color: var(--ink-soft); font-size: 13px; }
.roadmap-output { display: inline-block; margin-top: 14px; color: var(--ink-soft); font-size: 11px; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 92px; align-items: start; }
.eyebrow-light { color: #7ed9bd; }
.section-dark h2 { margin: 0; font-size: clamp(30px, 4vw, 50px); font-weight: 600; letter-spacing: -.045em; line-height: 1.15; }
.section-dark h2 em { color: #7ed9bd; font-style: normal; }
.about-copy > p { margin: 0; color: #b7cdc7; font-size: 15px; }
.boundary-list { display: grid; gap: 12px; margin: 28px 0 32px; }
.boundary-list > div { display: flex; align-items: start; gap: 11px; color: #d5e5e0; font-size: 13px; }
.boundary-icon { display: grid; flex: 0 0 auto; place-items: center; width: 21px; height: 21px; color: #7ed9bd; border: 1px solid rgba(126,217,189,.45); border-radius: 50%; font-size: 13px; }
.button-light { color: var(--navy); background: #9be0ca; }
.button-light:hover { background: #b3ead8; }
.site-footer { background: var(--paper-strong); }
.footer-main { display: grid; grid-template-columns: 1fr 1fr; gap: 92px; padding: 54px 0 42px; }
.footer-brand .brand-mark { width: 34px; height: 34px; }
.footer-disclaimer { max-width: 420px; margin: 18px 0 0; color: var(--ink-soft); font-size: 12px; }
.footer-links { display: grid; grid-template-columns: repeat(2, minmax(0, 130px)); justify-content: end; gap: 50px; }
.footer-links > div { display: grid; align-content: start; gap: 10px; }
.footer-label { margin-bottom: 6px; color: var(--ink-soft); font: 10px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .12em; }
.footer-links a { color: var(--ink-soft); font-size: 12px; }
.footer-links a:hover { color: var(--accent-deep); }
.footer-bottom { display: flex; justify-content: space-between; gap: 18px; padding: 18px 0 24px; color: var(--ink-soft); border-top: 1px solid var(--line); font: 10px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace; }
.note-dialog { width: min(680px, calc(100% - 32px)); padding: 34px; color: var(--ink); border: 1px solid var(--line); border-radius: 18px; background: var(--paper-strong); box-shadow: 0 30px 100px rgba(0,0,0,.24); }
.note-dialog::backdrop { background: rgba(8, 24, 29, .58); backdrop-filter: blur(3px); }
.dialog-close { position: absolute; top: 14px; right: 16px; width: 32px; height: 32px; color: var(--ink-soft); border: 0; border-radius: 50%; background: var(--paper-tint); font-size: 22px; line-height: 1; }
.dialog-close:hover { color: var(--ink); }
.dialog-kicker { color: var(--accent-deep); font: 10px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace; letter-spacing: .1em; }
.note-dialog h2 { margin: 14px 0 12px; font-size: 30px; font-weight: 600; letter-spacing: -.04em; line-height: 1.2; }
.dialog-summary { margin: 0; color: var(--ink-soft); font-size: 14px; }
.dialog-body { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 13px; }
.dialog-body ul { margin: 10px 0 0; padding-left: 20px; }
.dialog-footer { margin-top: 25px; color: var(--ink-soft); font: 10px/1.3 ui-monospace, SFMono-Regular, Consolas, monospace; }
.narrow-page h1 { margin: 0; font-size: clamp(38px, 6vw, 62px); letter-spacing: -.055em; line-height: 1.1; }
.lead { max-width: 680px; margin: 24px 0 46px; color: var(--ink-soft); font-size: 18px; }
.prose { margin-bottom: 38px; }
.prose h2 { margin: 34px 0 10px; font-size: 22px; letter-spacing: -.025em; }
.prose p, .prose li { color: var(--ink-soft); font-size: 15px; }
.prose a { color: var(--accent-deep); text-decoration: underline; text-underline-offset: 3px; }
.prose ul { padding-left: 22px; }
.muted { color: var(--ink-soft); font: 11px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace !important; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 65%, white); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; } }
@media (max-width: 1000px) { .hero-grid { grid-template-columns: 1fr; gap: 48px; } .hero-visual { max-width: 660px; } .template-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } .roadmap-layout, .about-grid { gap: 52px; } }
@media (max-width: 760px) { .container { width: min(var(--max), calc(100% - 32px)); } .header-inner { min-height: 68px; } .main-nav { display: none; } .header-search span:nth-of-type(2) { display: none; } .hero { padding: 64px 0 56px; } .hero h1 { font-size: clamp(38px, 12vw, 58px); } .hero-lede { font-size: 14px; } .hero-visual { min-height: 390px; padding: 22px; } .lifecycle-track { margin: 45px 0 30px; } .phase small { display: none; } .signal-grid { grid-template-columns: repeat(2, 1fr); padding: 10px 0; } .signal, .signal:first-child { padding: 13px 12px; border-right: 0; } .signal:nth-child(-n+2) { border-bottom: 1px solid var(--line); } .signal-status { justify-content: flex-start; } .section { padding: 75px 0; } .split-heading { display: block; } .heading-aside { margin-top: 22px; } .knowledge-controls { display: block; } .select-wrap { display: block; margin-top: 10px; } .select-wrap select { width: 100%; } .card-grid { grid-template-columns: 1fr; } .template-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .roadmap-layout, .about-grid, .footer-main { grid-template-columns: 1fr; gap: 38px; } .footer-links { justify-content: start; } .footer-bottom { display: grid; } }
@media (max-width: 430px) { .brand-copy small { display: none; } .header-search { padding: 0 9px; } .hero-actions .button { flex: 1; } .hero-visual { padding: 17px; } .visual-card { padding: 17px; } .visual-card h2 { font-size: 20px; } .template-grid { grid-template-columns: 1fr; } .note-dialog { padding: 28px 20px; } }