.etp{--etp-bg:#ffffff;--etp-surface:#f8fafc;--etp-ink:#0f172a;--etp-muted:#64748b;--etp-line:#e2e8f0;--etp-line-soft:#f1f5f9;--etp-invert-bg:#0b1220;--etp-invert-ink:#e8eefc;--etp-ok:#047857;--etp-warn:#b45309;--etp-bad:#b91c1c;--etp-radius:12px;color:var(--etp-ink);font-size:16px}@media (prefers-color-scheme:dark){.etp{--etp-bg:#0b1220;--etp-surface:#111a2e;--etp-ink:#e8eefc;--etp-muted:#93a2c0;--etp-line:#24304a;--etp-line-soft:#1a2438;--etp-invert-bg:#020617;--etp-invert-ink:#e8eefc;--etp-ok:#34d399;--etp-warn:#fbbf24;--etp-bad:#f87171}}.etp-shell{min-height:100vh;background:var(--etp-bg);color:var(--etp-ink)}.etp-topbar{border-bottom:1px solid var(--etp-line)}.etp-topbar__inner{max-width:1120px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;gap:16px}.etp-topbar__brand{font-weight:800;letter-spacing:-.01em;text-decoration:none;color:inherit}.etp-topbar__link{font-size:13px;font-weight:600;color:var(--etp-muted);text-decoration:none}.etp-topbar__link:hover{color:var(--etp-ink)}.etp-main{max-width:1120px;margin:0 auto;padding:28px 16px 64px}.etp-crumb{font-size:12px;color:var(--etp-muted);margin-bottom:14px}.etp-crumb a{color:inherit}.etp-crumb code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.etp-eyebrow{font-size:11px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:#1d4ed8}@media (prefers-color-scheme:dark){.etp-eyebrow{color:#93c5fd}}.etp-title{margin:4px 0 0;font-size:clamp(24px,4vw,32px);font-weight:900;letter-spacing:-.02em}.etp-lede{margin:8px 0 0;max-width:62ch;font-size:14px;line-height:1.6}.etp-lede,.etp-note{color:var(--etp-muted)}.etp-note{margin:12px 0 0;font-size:12px}.etp-grid{display:grid;gap:24px;margin-top:24px;align-items:start}@media (min-width:1024px){.etp-grid{grid-template-columns:minmax(0,1fr) 330px;align-items:stretch}.etp-col--preview{height:100%}.etp-preview{position:sticky;top:12px;z-index:1;background:var(--etp-bg);padding-bottom:8px}}@media (min-width:1024px) and (max-height:620px){.etp-preview{position:static}}.etp-col{min-width:0}.etp-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px}.etp-segmented{display:inline-flex;gap:2px;padding:2px;border:1px solid var(--etp-line);border-radius:10px}.etp-segmented__btn{padding:5px 12px;border:0;border-radius:8px;background:transparent;color:var(--etp-muted);font:inherit;font-size:12px;font-weight:700;cursor:pointer}.etp-segmented__btn[aria-pressed=true]{background:var(--etp-ink);color:var(--etp-bg)}.etp-status{margin-left:auto;display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--etp-muted)}.etp-status[data-ready=true]{color:var(--etp-ok)}.etp-status__dot{width:7px;height:7px;border-radius:50%;background:currentColor}.etp-stage{padding:12px;border:1px solid var(--etp-line);border-radius:var(--etp-radius);background:var(--etp-surface)}.etp-stage__frame{margin:0 auto;transition:max-width .16s ease}.etp-section{margin-top:26px}.etp-h2{margin:0;font-size:14px;font-weight:800}.etp-sub{margin:4px 0 0;font-size:12px;color:var(--etp-muted);max-width:66ch}.etp-code{margin:10px 0 0;padding:12px;border-radius:10px;background:var(--etp-invert-bg);color:var(--etp-invert-ink);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;line-height:1.7;overflow-x:auto;max-width:100%}.etp-code--quiet{background:transparent;color:var(--etp-ink);border:1px solid var(--etp-line)}.etp-snippet-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.etp-check{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--etp-muted)}.etp-btn{margin-left:auto;padding:7px 14px;border:0;border-radius:10px;background:var(--etp-ink);color:var(--etp-bg);font:inherit;font-size:12px;font-weight:800;cursor:pointer}.etp-textarea{display:block;width:100%;margin-top:10px;padding:12px;border:1px solid var(--etp-line);border-radius:10px;background:var(--etp-bg);color:var(--etp-ink);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;line-height:1.7;resize:vertical}.etp-panel-head{display:flex;align-items:center;justify-content:space-between}.etp-link-btn{border:0;background:none;padding:0;color:var(--etp-muted);font:inherit;font-size:12px;font-weight:700;text-decoration:underline;cursor:pointer}.etp-link-btn:hover{color:var(--etp-ink)}.etp-contrast{margin-top:12px;padding:12px;border:1px solid var(--etp-line);border-radius:10px;font-size:12px}.etp-contrast__row{display:flex;align-items:center;gap:8px}.etp-swatch{width:20px;height:20px;flex:none;border-radius:6px;border:1px solid var(--etp-line)}.etp-contrast__ratio{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--etp-muted)}.etp-contrast__verdict{margin-left:auto;font-weight:800}.etp-contrast__verdict[data-level=pass]{color:var(--etp-ok)}.etp-contrast__verdict[data-level=large]{color:var(--etp-warn)}.etp-contrast__verdict[data-level=fail]{color:var(--etp-bad)}.etp-contrast summary{cursor:pointer;list-style:none}.etp-contrast summary::-webkit-details-marker{display:none}.etp-pairs{list-style:none;margin:10px 0 0;padding:0;display:grid;gap:7px}.etp-pair{display:flex;align-items:center;gap:8px;font-size:11px}.etp-pair__chip{width:26px;flex:none;text-align:center;border-radius:5px;border:1px solid var(--etp-line);padding:2px 0;font-weight:800}.etp-pair__label{color:var(--etp-muted)}.etp-pair__ratio{margin-left:auto;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:700}.etp-pair__ratio[data-level=pass]{color:var(--etp-ok)}.etp-pair__ratio[data-level=fail]{color:var(--etp-bad)}.etp-contrast__hint{margin:6px 0 0;color:var(--etp-muted)}.etp-groups{margin-top:12px;display:grid;gap:8px}.etp-group{border:1px solid var(--etp-line);border-radius:10px}.etp-group__summary{padding:9px 12px;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--etp-muted);cursor:pointer}.etp-group__body{display:grid;gap:14px;padding:12px;border-top:1px solid var(--etp-line-soft)}.etp-ctl__label{display:block;font-size:12px;font-weight:700}.etp-ctl__help{margin:5px 0 0;font-size:11px;line-height:1.45;color:var(--etp-muted)}.etp-select,.etp-text{width:100%;margin-top:5px;padding:6px 8px;border:1px solid var(--etp-line);border-radius:8px;background:var(--etp-bg);color:var(--etp-ink);font:inherit;font-size:12px}.etp-text--mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.etp-row{display:flex;align-items:center;gap:8px;margin-top:5px}.etp-range{width:100%;accent-color:#1d4ed8}.etp-range__value{width:46px;flex:none;text-align:right;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:11px;color:var(--etp-muted)}.etp-color{width:40px;height:32px;flex:none;padding:0;border:1px solid var(--etp-line);border-radius:8px;background:none;cursor:pointer;-webkit-appearance:none;appearance:none}.etp-color::-webkit-color-swatch-wrapper{padding:2px}.etp-color::-webkit-color-swatch{border:0;border-radius:6px}.etp-color::-moz-color-swatch{border:0;border-radius:6px}.etp-presets{display:flex;flex-wrap:wrap;gap:4px;margin-top:5px}.etp-preset{padding:4px 9px;border:1px solid var(--etp-line);border-radius:8px;background:transparent;color:var(--etp-muted);font:inherit;font-size:11px;font-weight:700;cursor:pointer}.etp-preset[aria-pressed=true]{background:var(--etp-ink);border-color:var(--etp-ink);color:var(--etp-bg)}.etp-toggle{display:flex;align-items:center;gap:8px;margin-top:5px;font-size:11px;color:var(--etp-muted)}.etp input[type=checkbox]{width:14px;height:14px;flex:none;min-width:0;min-height:0;padding:0;margin:0;border-radius:3px;accent-color:#1d4ed8}.etp-install{margin-top:48px;padding-top:28px;border-top:1px solid var(--etp-line)}.etp-install__grid{display:grid;gap:22px;margin-top:16px}@media (min-width:760px){.etp-install__grid{grid-template-columns:repeat(3,1fr)}}.etp-install h3{margin:0;font-size:13px;font-weight:800}.etp-install p{margin:5px 0 0;font-size:13px;line-height:1.6;color:var(--etp-muted)}.etp-install code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px}@media (prefers-reduced-motion:reduce){.etp-stage__frame{transition:none}}