:root{
  --paper:#f6f2e9; --paper2:#efe9dc; --ink:#1c1d1a; --ink2:#55574f; --line:#d8d0bf;
  --turf:#1f5a3d; --turf2:#2e7d55; --turfbg:#e3efe6; --gold:#b8862b; --red:#b23a2e;
  --mono:'JetBrains Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'Zen Kaku Gothic New',system-ui,sans-serif;line-height:1.75;font-size:15.5px}
.wrap{max-width:1080px;margin:0 auto;padding:0 18px}
.demo-bar{background:var(--ink);color:#f6f2e9;font-size:12.5px;padding:6px 0;text-align:center;letter-spacing:.02em}
.demo-bar b{color:#f3c96b}
header.site{border-bottom:3px double var(--ink);background:var(--paper)}
header.site .wrap{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;padding-top:18px;padding-bottom:10px}
.logo{color:var(--ink);text-decoration:none;font-weight:900;font-size:26px;letter-spacing:.04em;line-height:1}
.logo small{display:block;font-size:11px;font-weight:500;color:var(--ink2);letter-spacing:.18em;margin-top:6px}
.logo span{color:var(--turf)}
nav.gnav{display:flex;gap:16px;font-size:13px;font-weight:700}
nav.gnav a{color:var(--ink);text-decoration:none;border-bottom:2px solid transparent}
nav.gnav a:hover{border-color:var(--turf)}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:34px;padding:24px 0 60px}
@media(max-width:900px){.layout{grid-template-columns:minmax(0,1fr)}h1{font-size:21px}nav.gnav{display:none}}
.crumb{font-size:12px;color:var(--ink2);margin-bottom:6px}
h1{font-size:27px;line-height:1.35;margin:4px 0 8px;font-weight:900}
.meta{font-size:12.5px;color:var(--ink2);display:flex;gap:14px;flex-wrap:wrap}
.meta b{color:var(--ink)}
h2{font-size:20px;margin:40px 0 12px;padding:6px 0 6px 12px;border-left:6px solid var(--turf);background:linear-gradient(90deg,var(--turfbg),transparent);font-weight:900}
h3{font-size:16px;margin:26px 0 8px;font-weight:900}
p{margin:8px 0}
.note{font-size:12.5px;color:var(--ink2)}
/* weekly tracker */
.tracker{margin:18px 0 6px;border:1.5px solid var(--ink);background:#fffdf7}
.tracker-head{display:flex;justify-content:space-between;align-items:center;padding:8px 14px;border-bottom:1.5px solid var(--ink);background:var(--ink);color:var(--paper);font-size:13px;font-weight:700;gap:10px;flex-wrap:wrap}
.tracker-head .next{font-family:var(--mono);font-size:12px;color:#f3c96b}
.steps{display:grid;grid-template-columns:repeat(4,1fr)}
@media(max-width:640px){.steps{grid-template-columns:1fr}}
.step{display:block;color:inherit;text-decoration:none;padding:10px 12px;border-right:1px solid var(--line);position:relative;cursor:pointer;transition:background .15s}
.step:last-child{border-right:none}
.step:hover{background:var(--paper2)}
.step .d{font-family:var(--mono);font-size:11px;color:var(--ink2)}
.step .t{font-weight:900;font-size:13.5px;line-height:1.4;margin:2px 0}
.step .s{font-size:11px;font-weight:700;display:inline-block;padding:1px 7px;border-radius:2px}
.step.done .s{background:var(--turf);color:#fff}
.step.next .s{background:#f3c96b;color:var(--ink)}
.step.todo .s{background:var(--line);color:var(--ink2)}
.step.next{background:#fff7df}
@media(max-width:640px){.step{border-right:none;border-bottom:1px solid var(--line)}}
/* tables */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);background:#fffdf7;margin:8px 0}
table{border-collapse:collapse;width:100%;font-size:13.5px;white-space:nowrap}
th,td{padding:6px 10px;border-bottom:1px solid var(--line);text-align:center}
th{background:var(--paper2);font-weight:700;font-size:12.5px;position:sticky;top:0}
td.l,th.l{text-align:left}
td.num{font-family:var(--mono);font-size:12.5px}
tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#f8f4ea}
.hi{background:#dcefe2!important;color:var(--turf);font-weight:700}
.lo{color:#a39f93}
.rk{display:inline-block;width:22px;height:22px;line-height:22px;border-radius:50%;font-weight:900;font-size:12px;font-family:var(--mono)}
.rk1{background:#d9a93a;color:#fff}.rk2{background:#9aa3a8;color:#fff}.rk3{background:#b07a4a;color:#fff}
.waku{display:inline-block;width:22px;height:22px;line-height:20px;border:1px solid #999;font-family:var(--mono);font-size:12px;font-weight:700}
.w1{background:#fff;color:#000}.w2{background:#222;color:#fff}.w3{background:#d33;color:#fff}.w4{background:#2a5fd0;color:#fff}
.w5{background:#f2d230;color:#000}.w6{background:#2a9a4a;color:#fff}.w7{background:#f08a24;color:#fff}.w8{background:#f2a3c0;color:#000}
.chk{color:var(--turf);font-weight:900}.x{color:#bbb}
.score{font-family:var(--mono);font-weight:700}
.bar{height:6px;background:var(--line);border-radius:3px;min-width:60px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--turf2)}
.points{border:1.5px solid var(--turf);background:var(--turfbg);padding:12px 16px;margin:14px 0}
.points h4{margin:0 0 6px;font-size:14px;color:var(--turf)}
.points ul{margin:0;padding-left:20px}
.points li{margin:2px 0}
/* gate */
.locked-area{position:relative}
.locked-area.is-locked .locked-body{max-height:340px;overflow:hidden;filter:blur(3.5px);user-select:none;pointer-events:none}
.locked-area.is-locked::after{content:"";position:absolute;left:0;right:0;bottom:0;height:340px;background:linear-gradient(transparent,var(--paper) 72%)}
.gate{display:none}
.locked-area.is-locked .gate{display:block;position:absolute;left:50%;bottom:22px;transform:translateX(-50%);z-index:3;width:min(520px,94%);background:#fffdf7;border:2px solid var(--ink);box-shadow:6px 6px 0 var(--ink);padding:18px 20px;text-align:center}
.gate .lbl{font-size:11px;font-weight:700;letter-spacing:.18em;color:var(--gold)}
.gate h4{margin:4px 0 6px;font-size:18px;font-weight:900}
.gate ul{text-align:left;font-size:13px;margin:6px 0 12px;padding-left:20px;color:var(--ink2)}
.btn{appearance:none;border:none;cursor:pointer;font-family:inherit;font-weight:900;font-size:15px;padding:12px 22px;background:var(--turf);color:#fff;border-radius:3px;display:inline-flex;align-items:center;gap:8px}
.btn:hover{background:var(--turf2)}
.btn:disabled{background:#999;cursor:wait}
.btn.ghost{background:transparent;color:var(--ink);border:1.5px solid var(--ink);font-size:13px;padding:8px 14px}
.gate .fine{font-size:11px;color:var(--ink2);margin-top:8px}
.unlocked-badge{display:none;font-size:12px;font-weight:700;color:var(--turf);border:1px solid var(--turf);padding:2px 10px;border-radius:20px;margin-bottom:6px}
.locked-area:not(.is-locked) .unlocked-badge{display:inline-block}
.pending{border:1.5px dashed var(--ink2);padding:22px;text-align:center;background:repeating-linear-gradient(45deg,#fffdf7,#fffdf7 10px,#f7f1e3 10px,#f7f1e3 20px)}
.pending b{font-size:16px}
/* modal (demo ad) */
.modal{position:fixed;inset:0;background:rgba(20,20,18,.78);display:none;align-items:center;justify-content:center;z-index:50;padding:16px}
.modal.open{display:flex}
.adbox{width:min(440px,100%);background:#111;color:#eee;border-radius:6px;overflow:hidden}
.adbox .top{display:flex;justify-content:space-between;padding:8px 12px;font-size:12px;background:#000}
.adbox .creative{height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;background:linear-gradient(135deg,#2b3a2f,#1b2620);font-size:13px;color:#cfd8cf}
.adbox .creative b{font-size:22px;color:#fff}
.adbox .bottom{padding:12px;text-align:center}
.adbox .prog{height:4px;background:#333}.adbox .prog i{display:block;height:100%;width:0;background:#f3c96b;transition:width 1s linear}
/* sidebar */
aside .box{border:1.5px solid var(--ink);background:#fffdf7;margin-bottom:20px}
aside .box h5{margin:0;padding:7px 12px;background:var(--ink);color:var(--paper);font-size:13px}
aside .box .in{padding:10px 12px;font-size:13px}
aside ol,aside ul{margin:0;padding-left:0;list-style:none}
aside li{padding:7px 0;border-bottom:1px dotted var(--line);display:flex;justify-content:space-between;gap:8px}
aside li:last-child{border-bottom:none}
aside .tag{font-size:10.5px;font-weight:700;padding:0 6px;border-radius:2px;background:var(--turf);color:#fff;white-space:nowrap;height:18px;line-height:18px}
aside .tag.g1{background:#2a5fd0}aside .tag.g3{background:#7a6a3a}
aside .upd{font-family:var(--mono);font-size:11px;color:var(--ink2)}
.toc a{display:block;padding:5px 0;border-bottom:1px dotted var(--line);font-size:13px;color:var(--ink);text-decoration:none}
.toc a:hover{color:var(--turf)}
.unlocked .lockico{display:none}
.toc .lockico{font-size:10px;color:var(--gold);margin-left:4px}
.admin{border:1.5px dashed var(--gold);background:#fff9ea}
.admin h5{background:var(--gold)!important}
.admin .in{display:flex;flex-direction:column;gap:8px}
footer{border-top:3px double var(--ink);padding:18px 0 40px;font-size:12px;color:var(--ink2)}
.ad-slot{border:1px dashed #b9b09b;color:#9b927c;font-size:11px;text-align:center;padding:26px 0;margin:18px 0;background:#faf6ec;letter-spacing:.1em}

a{color:var(--turf)}
aside a{color:var(--ink);text-decoration:none}
footer a{color:var(--ink2)}
section{scroll-margin-top:12px}
.ad-wrap{margin:18px 0}
.race-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px;margin:14px 0}
.race-card{display:block;border:1.5px solid var(--ink);background:#fffdf7;padding:14px;color:var(--ink);text-decoration:none;box-shadow:4px 4px 0 var(--ink);transition:transform .1s}
.race-card:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--ink)}
.race-card .tag{font-size:10.5px;font-weight:700;padding:1px 7px;border-radius:2px;background:var(--turf);color:#fff}
.tag.g1{background:#2a5fd0!important}.tag.g3{background:#7a6a3a!important}
.tag{font-size:10.5px;font-weight:700;padding:1px 7px;border-radius:2px;background:var(--turf);color:#fff}
.rc-name{font-size:19px;font-weight:900;margin:6px 0 2px}
.rc-meta{font-size:12px;color:var(--ink2)}
.rc-steps{display:flex;gap:4px;margin:10px 0 6px}
.rc-steps span{flex:1;height:6px;background:var(--line)}
.rc-steps .done{background:var(--turf)}.rc-steps .next{background:#f3c96b}
.rc-next{font-size:12px;font-weight:700}