:root{--red:#D42F34;--ink:#1A1A1A;--mut:#5f6368;--line:#e6e6e6;--bg:#fafafa;--card:#fff;--soft:#fdecec;--ok:#1f7a4d}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.5}
a{color:var(--red)}
header.hero{background:#fff;border-bottom:1px solid var(--line);padding:20px 16px 24px}
.wrap{max-width:1180px;margin:0 auto}
.brand{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.brand img{height:30px}
.tag{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--red)}
h1{font-size:clamp(22px,3.4vw,34px);line-height:1.2;margin:0 0 10px;font-weight:700;max-width:900px}
.lead{color:var(--mut);max-width:880px;margin:0 0 6px;font-size:16px}
.meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{font-size:13px;padding:4px 10px;border-radius:999px;background:var(--soft);color:var(--red);font-weight:600}
.chip.n{background:#f0f0f0;color:var(--ink)}
/* control bar */
.bar{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 8px rgba(0,0,0,.04)}
.bar .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;padding:10px 16px}
.clock{font-variant-numeric:tabular-nums;font-size:26px;font-weight:700;min-width:92px}
.clock.over{color:var(--red)}
.cur{font-size:14px;color:var(--mut);flex:1;min-width:160px}
.cur b{color:var(--ink)}
.prog{flex-basis:100%;height:6px;background:#eee;border-radius:4px;overflow:hidden;display:flex}
.prog i{display:block;height:100%;background:var(--red);width:0}
button,.btn{font:inherit;font-size:14px;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--ink);padding:7px 12px;border-radius:8px;cursor:pointer}
button:hover{border-color:var(--red);color:var(--red)}
button.pri{background:var(--red);border-color:var(--red);color:#fff}
button.pri:hover{background:#b92529;color:#fff}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.seg button{border:0;border-radius:0;font-weight:500}
.seg button.on{background:var(--ink);color:#fff}
/* layout */
.layout{display:grid;grid-template-columns:230px 1fr;gap:24px;padding:24px 16px 60px}
nav.side{position:sticky;top:96px;align-self:start}
nav.side a{display:block;text-decoration:none;color:var(--ink);padding:10px 12px;border-radius:10px;font-size:14px;border-left:3px solid transparent;margin-bottom:4px}
nav.side a small{display:block;color:var(--mut);font-size:12px}
nav.side a.active{background:var(--soft);border-left-color:var(--red);font-weight:600}
nav.side a.done{opacity:.6}
section.part{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;margin-bottom:22px;scroll-margin-top:100px}
section.part.active{border-color:var(--red);box-shadow:0 0 0 3px rgba(212,47,52,.10)}
.ph{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 14px;margin-bottom:6px}
.num{width:34px;height:34px;border-radius:50%;background:var(--red);color:#fff;display:inline-flex;align-items:center;justify-content:center;font-weight:700;flex:none}
h2{margin:0;font-size:21px}
.dur{margin-left:auto;font-size:13px;font-weight:600;color:var(--mut);background:#f3f3f3;border-radius:999px;padding:3px 10px}
h3{font-size:15px;margin:18px 0 8px;text-transform:uppercase;letter-spacing:.04em;color:var(--mut)}
.goal{margin:2px 0 12px;color:var(--mut)}
ul.c{list-style:none;padding:0;margin:0}
ul.c li{display:flex;gap:10px;align-items:flex-start;padding:7px 0;border-bottom:1px dashed var(--line)}
ul.c li:last-child{border-bottom:0}
ul.c input{margin-top:5px;accent-color:var(--red);width:17px;height:17px;flex:none}
ul.c li.chk span{text-decoration:line-through;color:var(--mut)}
.grid{display:grid;gap:12px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.card{border:1px solid var(--line);border-radius:12px;padding:14px;background:#fff}
.card h4{margin:0 0 4px;font-size:15px}
.card p{margin:0 0 6px;font-size:14px;color:var(--mut)}
.card .k{font-size:12px;font-weight:700;color:var(--red);text-transform:uppercase;letter-spacing:.05em}
.card ul{margin:4px 0 0;padding-left:18px;font-size:14px}
.card.hl{background:var(--soft);border-color:#f3c3c4}
.ladder .card{position:relative}
.lv{display:inline-block;font-size:11px;font-weight:700;color:#fff;background:var(--ink);border-radius:6px;padding:2px 7px;margin-bottom:6px}
table.raci{width:100%;border-collapse:collapse;font-size:14px}
table.raci th,table.raci td{border-bottom:1px solid var(--line);padding:8px 6px;text-align:center}
table.raci th:first-child,table.raci td:first-child{text-align:left}
table.raci th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--mut)}
.cell{display:inline-block;min-width:34px;padding:4px 0;border-radius:8px;font-weight:700;cursor:pointer;user-select:none;border:1px solid var(--line);background:#fff}
.cell[data-v=R]{background:var(--red);color:#fff;border-color:var(--red)}
.cell[data-v=A]{background:var(--ink);color:#fff;border-color:var(--ink)}
.cell[data-v=C]{background:#ffe9c7;border-color:#f0cf93}
.cell[data-v=I]{background:#e8eef7;border-color:#cbd6e8}
.legend{font-size:12px;color:var(--mut);margin-top:8px}
.flow{display:flex;gap:10px;align-items:stretch;flex-wrap:wrap}
.flow .card{flex:1;min-width:220px}
.arrow{align-self:center;font-size:22px;color:var(--red);font-weight:700}
textarea{width:100%;min-height:90px;font:inherit;font-size:14px;border:1px solid var(--line);border-radius:10px;padding:10px;resize:vertical;background:#fcfcfc}
textarea:focus,input[type=text]:focus{outline:2px solid rgba(212,47,52,.35);border-color:var(--red)}
input[type=text]{font:inherit;font-size:14px;border:1px solid var(--line);border-radius:8px;padding:8px 10px;width:100%;background:#fcfcfc}
.note-l{font-size:12px;color:var(--mut);margin:14px 0 4px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.dec-form{display:grid;grid-template-columns:2fr 1fr 1fr auto;gap:8px;margin-bottom:10px}
.dec-list{list-style:none;padding:0;margin:0}
.dec-list li{display:flex;gap:10px;align-items:center;padding:9px 12px;border:1px solid var(--line);border-radius:10px;margin-bottom:6px;background:#fff;font-size:14px}
.dec-list li .t{flex:1}
.dec-list li small{color:var(--mut)}
.dec-list li button{padding:2px 8px}
.tg{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:6px}
.tg.d{background:var(--ink);color:#fff}.tg.a{background:var(--red);color:#fff}.tg.r{background:#ffe9c7}
.chal{border-left:4px solid var(--red);background:var(--soft);padding:12px 14px;border-radius:0 10px 10px 0;font-size:14px;margin:0 0 14px}
footer{border-top:1px solid var(--line);background:#fff;padding:22px 16px;color:var(--mut);font-size:13px}
.hint{font-size:13px;color:var(--mut)}
@media (max-width:900px){
 .layout{grid-template-columns:1fr}
 nav.side{position:static;display:flex;gap:6px;overflow-x:auto;padding-bottom:4px}
 nav.side a{white-space:nowrap;flex:none;margin:0;border-left:0;border-bottom:3px solid transparent;border-radius:8px}
 nav.side a.active{border-bottom-color:var(--red)}
 nav.side a small{display:none}
 .g3,.g4{grid-template-columns:1fr 1fr}
 .dec-form{grid-template-columns:1fr 1fr}
 .dec-form input:first-child,.dec-form button{grid-column:1/-1}
}
@media (max-width:560px){.g2,.g3,.g4{grid-template-columns:1fr}.clock{font-size:22px}.arrow{transform:rotate(90deg);width:100%;text-align:center}}
@media print{.bar,nav.side,button{display:none!important}}