body{font:17px/1.65 -apple-system,Segoe UI,Roboto,sans-serif;max-width:820px;margin:0 auto;padding:24px;color:#1a1a1a}
header{text-align:center;padding:24px 0}
h1{font-size:34px;line-height:1.2;margin:.2em 0}
h2{margin-top:2em;border-bottom:2px solid #eee;padding-bottom:.2em}
.tag{color:#1d6fa5;font-weight:600;font-size:19px}
a{color:#1d6fa5}
.promise{background:#eef6fb;border:1px solid #cfe2ef;border-radius:10px;padding:18px 22px;margin:24px 0}
.promise b{color:#1d6fa5}
.model{border:1px solid #e6e6e6;border-radius:12px;padding:20px 22px;margin:18px 0}
.model h3{margin:.1em 0;font-size:21px}
.status{display:inline-block;font-size:.78em;font-weight:700;padding:3px 10px;border-radius:20px;vertical-align:middle}
.s-build{background:#fff4e0;color:#b9770e;border:1px solid #e8c98a}
.s-proven{background:#e8f7ec;color:#1f8a44;border:1px solid #a8e0ba}
.s-planned{background:#f0f0f3;color:#666;border:1px solid #ddd}
.pipe{display:flex;flex-wrap:wrap;gap:6px;margin:14px 0;font-size:.82em}
.step{padding:4px 10px;border-radius:6px;background:#f3f3f5;color:#666}
.step.done{background:#e8f7ec;color:#1f8a44}
.step.now{background:#fff4e0;color:#b9770e;font-weight:700}
.src{font-size:.82em;color:#666}
.btn{display:inline-block;padding:8px 16px;border-radius:8px;background:#1d6fa5;color:#fff;text-decoration:none;font-weight:600;font-size:.9em}
.btn.disabled{background:#cfd6da;color:#fff;cursor:not-allowed}
footer{margin-top:3em;border-top:1px solid #eee;padding-top:1em;font-size:.85em;color:#555}