:root{--bg:#f4f7f2;--surface:#fff;--ink:#19392f;--muted:#687b72;--line:#dce5db;--brand:#176b50;--pale:#e9f2e9;--warning:#735323;--warning-bg:#fbf4e8;--radius:16px}*{box-sizing:border-box}body{color:var(--ink);background:var(--bg);margin:0;font-family:Noto Sans SC,Segoe UI,Arial,sans-serif;font-size:14px;line-height:1.65}button,input,select{font:inherit}button,a,select,input{outline-offset:4px}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #409971}a{color:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-1px;margin-bottom:12px;font-size:32px;font-weight:600;line-height:1.25}h2{letter-spacing:-.4px;margin-bottom:16px;font-size:19px;font-weight:600;line-height:1.4}h3{margin-bottom:10px;font-size:16px;font-weight:600}p{margin-bottom:16px}.muted,.fine{color:var(--muted)}.fine{font-size:12px;line-height:1.6}.eyebrow{letter-spacing:1.7px;color:var(--muted);margin-bottom:12px;font-size:10px;font-weight:700}.brand{letter-spacing:-1px;align-items:center;gap:11px;font-size:29px;font-weight:700;text-decoration:none;display:flex}.brand span{letter-spacing:1.6px;max-width:95px;font-size:9px;font-weight:700;line-height:1.6}.landing{max-width:840px;margin:0 auto;padding:74px 32px}.landing .brand{margin-bottom:72px}.landing h1{letter-spacing:-2px;font-size:clamp(35px,5vw,58px);line-height:1.12}.landing-copy{max-width:570px;color:var(--muted);margin:25px 0;font-size:18px}.notice{border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);margin:32px 0;padding:20px 24px}.notice p{margin:8px 0 0}.landing>.fine{max-width:600px;margin-top:20px}.button{color:var(--ink);background:#fff;border:1px solid #becdc0;border-radius:8px;justify-content:space-between;align-items:center;gap:15px;min-height:43px;padding:11px 15px;font-size:13px;font-weight:600;text-decoration:none;display:inline-flex}.button:hover{background:#f1f6ef}.button.primary{background:var(--brand);border-color:var(--brand);color:#fff}.button.primary:hover{background:#10583f}.button.secondary{background:0 0}.button.danger{color:#8a3f34;border-color:#d8afa2}.button-row{flex-wrap:wrap;gap:10px;display:flex}.stack{flex-direction:column;gap:10px;display:flex}.text-button{color:var(--brand);background:0 0;border:0;margin-top:8px;padding:12px 0;text-decoration:underline}.demo-app{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--line);background:#f9fbf7;flex-direction:column;width:242px;padding:27px 18px 20px;display:flex;position:fixed;top:0;bottom:0}.sidebar>.brand{padding-left:10px}.workspace-label{border-top:1px solid var(--line);border-bottom:1px solid var(--line);align-items:center;gap:10px;margin:27px 0 14px;padding:22px 9px;display:flex}.workspace-label strong{font-size:12px;font-weight:600;display:block}.workspace-label small{color:var(--muted);font-size:10px}.avatar{color:#556840;background:#e8eddd;border-radius:8px;place-items:center;width:34px;height:34px;font-family:Georgia,serif;font-size:14px;display:grid}.nav-label{letter-spacing:1.7px;color:var(--muted);padding-left:13px;font-size:9px;font-weight:700}.nav-item{text-align:left;width:100%;color:var(--muted);background:0 0;border:0;border-radius:7px;align-items:center;gap:10px;margin-bottom:5px;padding:13px 11px;font-size:12px;line-height:1.4;display:flex}.nav-item:hover{background:#edf2e8}.nav-item.selected{color:var(--brand);background:#e7efdf;font-weight:600}.nav-number{opacity:.7;font-size:10px;font-weight:500}.sidebar-note{color:var(--muted);margin-top:auto;padding:22px 10px 0;font-size:11px}.sidebar-note p{margin:10px 0 0;font-size:10px}.dot{background:var(--brand);border-radius:50%;width:7px;height:7px;margin-right:8px;display:inline-block}.content-shell{width:calc(100% - 242px);margin-left:242px}.topbar{border-bottom:1px solid var(--line);background:#fff9;justify-content:space-between;align-items:center;gap:12px;min-height:74px;padding:18px 40px;font-size:12px;display:flex}.language-switch{background:#eef2eb;border-radius:7px;flex-shrink:0;gap:2px;padding:3px;display:flex}.language-switch button{color:var(--muted);background:0 0;border:0;border-radius:5px;padding:5px 11px;font-size:11px}.language-switch button[aria-pressed=true]{color:var(--ink);background:#fff;box-shadow:0 1px 4px #19392f10}.main-content{max-width:1300px;margin:auto;padding:28px 40px 22px}.demo-banner{color:#685b3c;background:#faf7ed;border:1px solid #e4d9bc;border-radius:8px;align-items:flex-start;gap:17px;margin-bottom:35px;padding:13px 17px;font-size:11px;display:flex}.demo-banner strong{letter-spacing:.6px;white-space:nowrap;padding-top:1px;font-size:9px}.page-intro{justify-content:space-between;align-items:center;gap:10px;margin-bottom:36px;display:flex}.page-intro p:last-child{margin-bottom:0}.badge{color:#586440;white-space:nowrap;background:#eaeede;border-radius:5px;padding:5px 10px;font-size:11px;display:inline-block}.badge.green{color:#246744;background:#e5f1e8}.section-heading{justify-content:space-between;align-items:center;gap:20px;margin-bottom:17px;display:flex}.section-heading h2{margin:0}.section-heading span{font-size:10px}.grid{gap:22px;margin-bottom:22px;display:grid}.grid.two{grid-template-columns:1fr 1fr}.participant-grid{grid-template-columns:1.2fr 1fr}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);min-width:0;padding:27px}.card>p:not(.eyebrow):not(.code):not(.success-note):not(.warning-note){color:var(--muted);font-size:13px}.card>:last-child{margin-bottom:0}.project-card{background:linear-gradient(145deg,#fff,#f8faf5)}select{width:100%;color:var(--ink);background:#fafcf9;border:1px solid #c7d3c6;border-radius:7px;min-height:43px;margin-bottom:16px;padding:11px 10px;font-size:12px;display:block}.field-label{margin:0 0 7px;font-size:11px;font-weight:600;display:block}.details{margin:20px 0}.details>div{border-bottom:1px solid #e9eee6;justify-content:space-between;align-items:flex-start;gap:20px;padding:11px 0;font-size:12px;display:flex}.details dt{color:var(--muted)}.details dd{text-align:right;overflow-wrap:anywhere;max-width:65%;margin:0}.details.compact>div{font-size:11px}.code,code{overflow-wrap:anywhere;font-family:SFMono-Regular,Consolas,monospace;font-size:11px}.success-note,.warning-note{border-radius:7px;margin-top:17px;padding:12px 14px;font-size:12px;line-height:1.6}.success-note{color:#326546;background:#edf5eb}.warning-note{color:var(--warning);background:var(--warning-bg)}.interview-panel{border:1px solid var(--line);background:#f7f9f4;border-radius:10px;margin-top:25px;padding:22px}.interview-panel>p{color:var(--muted);font-size:13px}.interview-panel h3{margin-top:12px}.checkbox-label{align-items:flex-start;gap:9px;margin:20px 0;font-size:12px;display:flex}.checkbox-label input{accent-color:var(--brand);flex-shrink:0;width:17px;height:17px;margin-top:2px}.fixture-answer{border:1px solid var(--line);background:#fff;border-radius:8px;padding:15px 18px}.state-preview{background:#f1f5ee;border-radius:10px;margin-top:25px;padding:24px}.state-preview h3{margin-top:14px}.state-preview p{color:var(--muted);font-size:13px}.state-preview code{color:var(--brand);padding-top:10px;font-size:10px;display:block}.state-preview+.fine{margin-top:20px}.stats{grid-template-columns:1.3fr .7fr 1fr;gap:20px;margin:5px 0 25px;display:grid}.stats>div{border:1px solid var(--line);background:#fff;border-radius:12px;padding:22px}.stats span{color:var(--muted);margin-bottom:8px;font-size:11px;display:block}.stats strong{font-size:21px;font-weight:500;line-height:1.2;display:block}.clean-list{color:var(--muted);padding-left:18px;font-size:13px}.clean-list li{margin:10px 0}.locked-state{text-align:center;padding:12px 5px}.lock-symbol{border:1px solid var(--line);width:48px;height:48px;color:var(--muted);border-radius:50%;place-items:center;margin-bottom:20px;font-size:26px;display:inline-grid}.locked-state p{color:var(--muted);font-size:13px}.capability-grid{grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px;display:grid}.capability-grid>div{border:1px solid var(--line);background:#fafcf8;border-radius:9px;padding:18px 14px}.capability-grid h3{margin-bottom:8px;font-size:13px}.capability-grid span{font-size:10px}.card+.grid{margin-top:22px}.app-footer{border-top:1px solid var(--line);color:var(--muted);justify-content:space-between;gap:20px;margin-top:33px;padding-top:26px;font-size:10px;display:flex}.skip-link{background:var(--brand);color:#fff;z-index:30;border-radius:6px;padding:10px 20px;position:fixed;top:-60px;left:20px}.skip-link:focus{top:10px}@media (min-width:1500px){.main-content{padding-top:36px}.card{padding:30px}.topbar{padding-left:50px;padding-right:50px}}@media (max-width:1120px){.sidebar{width:210px;padding:24px 12px}.content-shell{width:calc(100% - 210px);margin-left:210px}.main-content{padding:24px}.topbar{padding:18px 24px}.card{padding:22px}.demo-banner{display:block}.demo-banner strong{margin-bottom:5px;display:block}.capability-grid{grid-template-columns:repeat(2,1fr)}.participant-grid{grid-template-columns:1fr}.details>div{gap:12px}}@media (max-width:800px){.sidebar{border-right:0;border-bottom:1px solid var(--line);width:100%;padding:16px;display:block;position:static}.sidebar>.brand{padding-left:0}.workspace-label,.nav-label,.sidebar-note{display:none}.sidebar nav{gap:5px;margin-top:16px;display:flex;overflow:auto}.nav-item{width:auto;min-width:fit-content;padding:10px;font-size:11px}.nav-number{display:none}.demo-app{display:block}.content-shell{width:100%;margin-left:0}.topbar{min-height:58px;padding:13px 20px;font-size:10px}.main-content{padding:20px}.grid.two{grid-template-columns:1fr}.page-intro{margin-bottom:26px}.page-intro h1{font-size:26px}.page-intro .muted{font-size:12px}.page-intro .badge{display:none}.demo-banner{margin-bottom:25px}.stats{grid-template-columns:1fr}.section-heading{align-items:flex-start}.section-heading h2{font-size:17px}.section-heading span{white-space:nowrap}.app-footer{display:block}.app-footer span{margin-bottom:5px;display:block}.landing{padding:40px 24px}.landing .brand{margin-bottom:50px}}@media (prefers-reduced-motion:no-preference){button,a{transition:background-color .15s}}.participant-live .brand{margin-bottom:0}.participant-live h1{font-size:36px}.participant-live input:not([type=checkbox]),.participant-live textarea{width:100%;font:inherit;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:8px;padding:12px;display:block}.participant-live textarea:focus-visible{outline-offset:3px;outline:3px solid #409971}.participant-live button{min-height:44px}.participant-live summary{cursor:pointer;min-height:44px;padding:10px 0}