:root {
  --ink: #172033;
  --muted: #5d6878;
  --paper: #f7f8fa;
  --surface: #ffffff;
  --blue: #e9eff7;
  --orange: #f5ebe5;
  --lime: #edf0e7;
  --line: #d9dee6;
  --dark-line: #2c3748;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "Noto Sans SC", Arial, sans-serif; }
.noise { display: none; }

.site-header {
  height: 76px; padding: 0 5vw; border-bottom: 1px solid var(--line); background: rgba(247,248,250,.94);
  display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 10; backdrop-filter: blur(14px);
}
.brand { color: var(--ink); font: 500 24px/1 "DM Mono", monospace; letter-spacing: -2px; text-decoration: none; }
.brand i { display: inline-block; width: 6px; height: 6px; margin: 0 0 11px 4px; border-radius: 50%; background: #8b9db3; }
.site-header nav { display: flex; gap: 30px; margin-left: 10vw; }
.site-header nav a, .footer a { color: var(--muted); font-size: 13px; text-decoration: none; }
.site-header nav a:hover, .footer a:hover { color: var(--ink); }
.join-button, .footer button, .project-banner button, .join-modal form button {
  border: 1px solid var(--ink); background: var(--ink); color: white; cursor: pointer; font: 600 13px "Noto Sans SC"; padding: 11px 16px;
}
.join-button b, button b { margin-left: 8px; font-size: 15px; }
.section-pad { padding-left: 7.5vw; padding-right: 7.5vw; }

.hero { min-height: 650px; padding-top: 8.5vw; position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
.eyebrow, .section-index { color: var(--muted); font: 500 10px "DM Mono", monospace; letter-spacing: .8px; }
.hero h1 { max-width: 1050px; margin: 34px 0 64px; position: relative; z-index: 1; font-size: clamp(55px, 8.2vw, 126px); font-weight: 700; letter-spacing: -.08em; line-height: .96; }
.hero h1 em { color: #526b86; font-family: Georgia, serif; font-weight: 400; letter-spacing: -.1em; }
.hero-bottom { display: flex; align-items: end; justify-content: space-between; max-width: 780px; position: relative; z-index: 1; }
.hero-bottom p { color: var(--muted); font-size: 15px; line-height: 1.8; margin: 0; }
.round-link { width: 54px; height: 54px; border: 1px solid var(--line); border-radius: 50%; color: var(--ink); display: grid; place-items: center; font-size: 22px; text-decoration: none; transition: .2s; }
.round-link:hover { background: var(--ink); border-color: var(--ink); color: white; }
.hero-grid { width: min(43vw, 570px); height: 67%; position: absolute; right: 4vw; bottom: -70px; display: grid; grid-template-columns: repeat(3,1fr); grid-template-rows: repeat(3,1fr); opacity: .75; transform: rotate(8deg); }
.hero-grid span { border: 1px solid #cbd4df; background: transparent; }
.hero-grid span:nth-child(2), .hero-grid span:nth-child(6) { background: #e4ebf3; }
.hero-grid span:nth-child(4) { background: #edf0e8; }
.hero-grid span:nth-child(3), .hero-grid span:nth-child(7) { background: var(--surface); }

.marquee { overflow: hidden; border-bottom: 1px solid var(--dark-line); background: var(--ink); color: #cfd7e2; white-space: nowrap; }
.marquee div { font: 500 10px/42px "DM Mono", monospace; letter-spacing: 1.5px; animation: move 30s linear infinite; }
@keyframes move { to { transform: translateX(-30%); } }

.intro { display: grid; grid-template-columns: 28% 1fr; padding-top: 122px; padding-bottom: 122px; border-bottom: 1px solid var(--line); }
h2 { margin: 0; font-size: clamp(35px, 4.6vw, 67px); letter-spacing: -.07em; line-height: 1.08; }
.intro h2 strong, .project-banner h2 strong { color: #526b86; font-family: Georgia, serif; font-weight: 400; }
.intro div > p { max-width: 420px; margin: 30px 0 0; color: var(--muted); font-size: 16px; line-height: 1.85; }

.playbook { padding-top: 100px; padding-bottom: 105px; border-bottom: 1px solid var(--line); background: #f0f3f6; }
.playbook-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.playbook-card { min-height: 335px; padding: 27px; border: 1px solid var(--line); background: var(--surface); display: flex; flex-direction: column; }
.playbook-card > span { color: #526b86; font: 500 11px "DM Mono", monospace; }
.playbook-card h3 { max-width: 250px; margin: 48px 0 18px; font-size: 22px; letter-spacing: -.05em; line-height: 1.3; }
.playbook-card > p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }
.playbook-card > div { margin-top: auto; padding-top: 20px; border-top: 1px solid var(--line); display: grid; gap: 5px; }
.playbook-card b, .playbook-card em { font: 500 10px "DM Mono", monospace; letter-spacing: .25px; }.playbook-card b { color: #526b86; }.playbook-card em { color: var(--muted); font-style: normal; }
.field-check { display: grid; grid-template-columns: 28% 1fr; gap: 20px; margin-top: 14px; padding: 25px 27px; border: 1px solid var(--line); background: #e5ebf1; }
.field-check p { margin: 3px 0 0; }.field-check ol { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 0; padding: 0; list-style: none; }.field-check li { display: flex; flex-direction: column; gap: 8px; }.field-check li b { color: #526b86; font: 500 10px "DM Mono", monospace; letter-spacing: .4px; }.field-check li span { font-size: 13px; line-height: 1.65; }

.topics { padding-top: 100px; padding-bottom: 115px; border-bottom: 1px solid var(--line); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 25px; margin-bottom: 45px; }
.section-head h2 { font-size: clamp(34px, 4vw, 58px); }
.section-head > a { color: var(--muted); font-size: 13px; text-decoration: none; white-space: nowrap; }
.topic-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.topic { min-height: 310px; padding: 26px; border: 1px solid var(--line); background: var(--surface); display: flex; flex-direction: column; transition: border-color .2s, transform .2s; }
.topic:hover { border-color: #99a8ba; transform: translateY(-3px); }
.topic p, .topic span { color: var(--muted); font: 500 10px "DM Mono", monospace; letter-spacing: .35px; }
.topic h3 { margin: auto 0 10px; font-size: clamp(25px, 2.5vw, 37px); letter-spacing: -.07em; }
.topic a { align-self: flex-start; margin-top: 28px; border-bottom: 1px solid var(--line); color: var(--ink); font-size: 13px; padding-bottom: 4px; text-decoration: none; }
.topic a b { font-size: 15px; margin-left: 7px; }
.topic-blue { border-top: 3px solid #91a9c3; }.topic-orange { border-top: 3px solid #c9a28f; }.topic-lime { border-top: 3px solid #a8b292; }

.library { padding-top: 102px; padding-bottom: 112px; border-bottom: 1px solid var(--line); background: #fff; }
.guide-intro { display: flex; justify-content: space-between; gap: 40px; max-width: 1000px; margin: -15px 0 38px 28%; color: var(--muted); }.guide-intro p { max-width: 620px; margin: 0; font-size: 15px; line-height: 1.85; }.guide-intro span { padding-top: 5px; white-space: nowrap; font: 500 10px "DM Mono", monospace; }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }.guide-card { min-height: 340px; padding: 27px; border: 1px solid var(--line); background: var(--paper); }.guide-card > p:first-child { color: #526b86; font: 500 10px "DM Mono", monospace; letter-spacing: .4px; }.guide-card h3 { margin: 42px 0 15px; font-size: 22px; letter-spacing: -.05em; line-height: 1.3; }.guide-card > p:nth-child(3) { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.82; }.guide-card blockquote { margin: 26px 0 0; padding: 14px 0 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; line-height: 1.65; }.guide-card blockquote b { color: var(--ink); font-weight: 600; }
.brief { display: grid; grid-template-columns: 34% 1fr; gap: 9%; margin-top: 14px; padding: 35px 32px; background: #e8eef4; }.brief h3, .roles h3 { margin: 22px 0 14px; font-size: 27px; letter-spacing: -.06em; }.brief div > p:last-child { max-width: 320px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }.brief ol { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }.brief li { display: grid; grid-template-columns: 45px 1fr; align-items: baseline; gap: 12px; padding: 11px 0; border-bottom: 1px solid #c9d3df; }.brief li:last-child { border: 0; }.brief li b { color: #526b86; font: 500 10px "DM Mono", monospace; }.brief li span { color: var(--muted); font-size: 13px; }.brief li strong { margin-right: 11px; color: var(--ink); font-weight: 600; }
.roles { margin-top: 14px; padding: 34px 32px 0; border: 1px solid var(--line); }.roles h3 { margin-bottom: 30px; }.role-table { border-top: 1px solid var(--line); }.role-row { display: grid; grid-template-columns: 18% 38% 44%; gap: 18px; padding: 16px 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: 13px; line-height: 1.65; }.role-row:last-child { border-bottom: 0; }.role-row b { color: var(--ink); }.role-head { color: #526b86; font: 500 10px "DM Mono", monospace; letter-spacing: .3px; }

.articles { padding-top: 102px; padding-bottom: 112px; border-bottom: 1px solid var(--line); background: #f4f6f8; }.article-note { color: var(--muted); font-size: 12px; }.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }.article-card { min-height: 520px; padding: 28px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); display: flex; flex-direction: column; text-decoration: none; transition: border-color .2s, transform .2s; }.article-card:hover { border-color: #91a4b8; transform: translateY(-3px); }.article-top { display: flex; align-items: center; justify-content: space-between; }.article-top span { color: #526b86; font: 500 22px "DM Mono", monospace; letter-spacing: -2px; }.article-top p { color: var(--muted); font: 500 10px "DM Mono", monospace; letter-spacing: .35px; }.article-card h3 { max-width: 310px; margin: 48px 0 15px; font-size: 27px; letter-spacing: -.06em; line-height: 1.22; }.article-lead { margin: 0; color: #415268; font-size: 14px; font-weight: 600; line-height: 1.75; }.article-body { margin-top: 23px; color: var(--muted); font-size: 13px; line-height: 1.8; }.article-body p { margin: 0 0 13px; }.article-takeaway { margin-top: auto; padding-top: 17px; border-top: 1px solid var(--line); display: grid; gap: 6px; }.article-takeaway b { color: #526b86; font: 500 10px "DM Mono", monospace; letter-spacing: .35px; }.article-takeaway span { font-size: 13px; line-height: 1.65; }.article-sources { max-width: 680px; margin: 22px 0 0; color: var(--muted); font-size: 11px; line-height: 1.7; }

.events { padding-top: 100px; padding-bottom: 115px; }
.event-list { border-top: 1px solid var(--line); }
.event { display: grid; grid-template-columns: 144px 1fr 120px 42px; align-items: center; gap: 20px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.event-date { display: flex; align-items: center; gap: 10px; }.event-date b { color: #526b86; font: 500 36px/1 "DM Mono", monospace; letter-spacing: -3px; }
.event-date span, .event > div p, .event-city { color: var(--muted); font: 500 10px/1.35 "DM Mono", monospace; letter-spacing: .3px; }
.event h3 { margin: 8px 0 0; font-size: 20px; font-weight: 600; letter-spacing: -.04em; }
.event button { width: 38px; height: 38px; border: 1px solid var(--line); border-radius: 50%; background: transparent; color: var(--ink); cursor: pointer; font-size: 16px; }.event button:hover { background: var(--ink); color: white; }

.project-banner { min-height: 510px; padding-top: 38px; position: relative; overflow: hidden; display: grid; grid-template-columns: 28% 1fr; background: #e9eef4; border-top: 1px solid var(--line); }
.project-banner > div:nth-child(2) { padding-top: 86px; position: relative; z-index: 1; }.project-tag { color: var(--muted); font: 500 10px "DM Mono", monospace; letter-spacing: .8px; margin: 0 0 26px; }
.project-banner h2 { max-width: 790px; font-size: clamp(42px, 5.5vw, 78px); }.project-banner button { margin-top: 36px; background: transparent; color: var(--ink); }
.project-banner button:hover { background: var(--ink); color: white; }.orbit { width: 380px; height: 380px; position: absolute; right: 4vw; bottom: -155px; border: 1px solid #bdc9d6; border-radius: 50%; display: grid; place-items: center; }
.orbit span { color: #607a97; font: 500 46px "DM Mono", monospace; letter-spacing: -6px; }.orbit i { position: absolute; width: 16px; height: 16px; border: 1px solid #99aabd; border-radius: 50%; background: #f6f8fa; }.orbit i:nth-child(2) { top: -8px; }.orbit i:nth-child(3) { right: 27px; bottom: 55px; }.orbit i:nth-child(4) { bottom: 55px; left: 27px; }

.footer { padding-top: 50px; padding-bottom: 27px; background: var(--ink); color: #f7f8fa; }.footer .section-index { color: #aab7c7; }.footer h2 { max-width: 990px; margin: 56px 0 34px; font-size: clamp(54px, 8.8vw, 124px); }.footer button { border-color: #b9c7d5; background: #dce6ef; color: var(--ink); }.footer-bottom { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 92px; padding-top: 17px; border-top: 1px solid #405065; color: #aab7c7; font: 10px "DM Mono", monospace; }.footer a { color: #dce6ef; }

.join-modal { width: min(570px, calc(100% - 32px)); border: 1px solid var(--line); background: var(--surface); color: var(--ink); padding: 48px; position: relative; box-shadow: 0 18px 50px #17203322; }.join-modal::backdrop { background: #17203388; }.join-modal h2 { margin: 26px 0 35px; font-size: 42px; }.modal-close { position: absolute; top: 14px; right: 17px; border: 0; background: transparent; color: var(--ink); cursor: pointer; font-size: 29px; }.join-modal form { display: grid; gap: 18px; }.join-modal label { font-size: 13px; font-weight: 600; }.join-modal input, .join-modal textarea { display: block; width: 100%; margin-top: 7px; padding: 10px 0; border: 0; border-bottom: 1px solid var(--line); outline: none; background: transparent; color: var(--ink); font: 15px "Noto Sans SC"; }.join-modal textarea { min-height: 65px; resize: vertical; }.join-modal form button { justify-self: start; margin-top: 8px; }.form-message { min-height: 22px; margin: 0; color: #526b86; font-size: 13px; font-weight: 600; }

@media (max-width: 700px) {
  .site-header { height: 66px; padding: 0 5vw; }.site-header nav { display: none; }.join-button { padding: 9px 12px; }.section-pad { padding-left: 6vw; padding-right: 6vw; }
  .hero { min-height: 590px; padding-top: 75px; }.hero h1 { margin: 28px 0 50px; }.hero-bottom p { max-width: 220px; font-size: 14px; }.hero-grid { width: 94vw; height: 43%; right: -20vw; bottom: 16px; }
  .intro, .project-banner { grid-template-columns: 1fr; gap: 36px; padding-top: 75px; padding-bottom: 80px; }.intro div > p { margin-top: 24px; font-size: 15px; }.playbook, .topics, .events { padding-top: 75px; padding-bottom: 80px; }.section-head { display: block; margin-bottom: 34px; }.section-head h2 { margin-top: 16px; }.section-head > a { display: block; margin-top: 17px; }
  .playbook-grid, .guide-grid, .article-grid { grid-template-columns: 1fr; }.playbook-card { min-height: 265px; }.playbook-card h3 { margin-top: 34px; }.field-check { grid-template-columns: 1fr; gap: 20px; padding: 24px; }.field-check ol { grid-template-columns: 1fr; gap: 18px; }.field-check li { flex-direction: row; gap: 14px; }.field-check li b { min-width: 38px; padding-top: 2px; }.library, .articles { padding-top: 75px; padding-bottom: 80px; }.guide-intro { display: block; margin: -10px 0 30px; }.guide-intro span { display: block; margin-top: 15px; }.guide-card { min-height: 275px; }.guide-card h3 { margin-top: 28px; }.brief { grid-template-columns: 1fr; gap: 30px; padding: 26px 23px; }.brief h3, .roles h3 { font-size: 24px; }.roles { padding: 26px 23px 0; overflow: hidden; }.role-table { overflow-x: auto; }.role-row { min-width: 590px; grid-template-columns: 110px 220px 240px; }.article-note { display: block; margin-top: 15px; }.article-card { min-height: 0; }.article-card h3 { margin-top: 32px; }
  .topic-grid { grid-template-columns: 1fr; }.topic { min-height: 220px; }.event { grid-template-columns: 80px 1fr 38px; gap: 9px; }.event-date b { font-size: 28px; }.event h3 { font-size: 16px; line-height: 1.4; }.event-city { display: none; }.project-banner > div:nth-child(2) { padding-top: 0; }.orbit { width: 230px; height: 230px; right: -55px; bottom: -98px; }.orbit span { font-size: 33px; }.footer h2 { margin-top: 45px; }.footer-bottom { margin-top: 65px; }.footer-bottom a { margin-left: auto; }.join-modal { padding: 35px 25px; }
}