.hero-center{max-width:900px;margin:0 auto;min-height:calc(100vh - 240px);display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;gap:26px}.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1.5px solid var(--border);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);background:#fff}.stat{padding:32px 26px;border-left:1.5px solid var(--border)}.stat:first-child{border-left:none}.stat .n{font-size:46px;font-weight:900;color:#000;letter-spacing:-.03em;line-height:1;font-feature-settings:"tnum" 1}.stat .n .u{color:var(--accent-ink)}.stat .l{margin-top:12px;font-size:14px;font-weight:500;color:var(--t-secondary);line-height:1.4;max-width:22ch}.stat.accent{background:var(--accent)}.stat.accent .l{color:#000;font-weight:700}.stats-cap{margin-top:18px;text-align:center;font-size:13px;font-weight:500;color:var(--t-meta)}.feat-tabs{display:grid;grid-template-columns:.9fr 1.1fr;gap:20px;align-items:stretch}.ft-rail{display:flex;flex-direction:column;gap:8px}.ft-tab{text-align:left;background:#fff;border:1.5px solid var(--border);border-radius:var(--r);padding:18px 20px;cursor:pointer;display:grid;grid-template-columns:auto 1fr;gap:4px 12px;align-items:baseline;box-shadow:var(--shadow-sm);transition:transform .12s,box-shadow .12s,background .15s}.ft-tab:hover{transform:translate(1px,1px);box-shadow:0 0 0 0 var(--ink-sh)}.ft-tab.active{background:var(--card-mint);box-shadow:var(--shadow);transform:none}.ft-n{font-size:13px;font-weight:700;color:var(--t-meta);grid-row:span 2}.ft-tab.active .ft-n{color:var(--accent-ink)}.ft-t{font-family:var(--sans);font-size:18px;font-weight:900;color:var(--t-primary)}.ft-d{font-size:14px;font-weight:500;color:var(--t-secondary);line-height:1.45}.ft-stage{position:relative}.ft-panel{display:none;height:100%}.ft-panel.active{display:flex;align-items:stretch;animation:fade .2s ease}.ft-panel .term{width:100%}.feat-tabs .term-body .rank{color:#000;font-weight:900}.feat-tabs .term-body .good{color:var(--pos)}.feat-tabs .term-body .v{color:var(--t-body);width:auto;flex:initial}.feat-tabs .term-body .cmt{color:var(--t-meta)}.feat-tabs .term-body .line{display:flex;gap:10px;white-space:normal}.feat-tabs .term-body .k{color:var(--t-secondary);display:inline-block;width:auto;flex:none}.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.step{background:#fff;border:1.5px solid var(--border);border-radius:var(--r);padding:28px 26px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px}.step-h{display:flex;align-items:center;gap:12px}.step-n{font-size:13px;font-weight:900;color:#000;background:var(--accent);border:1.5px solid var(--border);border-radius:100px;padding:3px 12px;font-feature-settings:"tnum" 1}.step-k{font-size:21px;font-weight:900;color:var(--t-primary);letter-spacing:-.01em}.step p{font-size:15px;font-weight:500;color:var(--t-secondary);line-height:1.55}.step p em{font-style:normal;font-weight:700;color:var(--warn)}.step .proof{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:13.5px;font-weight:700;color:#000;border-top:1px solid var(--divider);padding-top:16px}.step .proof .dot{width:8px;height:8px;border-radius:50%;background:var(--accent);border:1.5px solid var(--border);flex:none}.calc-field{display:flex;align-items:center;justify-content:space-between;gap:14px}.calc-field .k{font-family:var(--sans);font-size:15px;font-weight:500;color:var(--t-secondary)}.calc-in{width:96px;height:38px;background:#fff;border:1.5px solid var(--border);border-radius:4px;color:var(--t-body);font-weight:700;font-size:15px;padding:0 12px;outline:none;text-align:center;font-feature-settings:"tnum" 1}.calc-in:focus{box-shadow:var(--shadow-sm)}.seg{display:flex;gap:4px;background:#fff;border:1.5px solid var(--border);border-radius:4px;padding:3px}.seg button{font-family:var(--sans);font-size:13px;font-weight:700;color:var(--t-secondary);background:transparent;border:none;cursor:pointer;padding:6px 14px;border-radius:3px}.seg button.active{background:var(--accent);color:#000}#calc-out .crow{display:flex;align-items:baseline;gap:12px;padding:6px 0}#calc-out .crank{color:#000;font-weight:900;width:16px}#calc-out .cname{color:var(--t-primary);font-weight:700;width:104px}#calc-out .ccost{color:var(--t-body);font-weight:700}#calc-out .cnote{color:var(--t-meta);font-size:12px;margin-left:auto}#calc-out .crow.best .ccost{color:var(--pos)}.toolwall{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:14px}.tool-tile{aspect-ratio:1/1;display:grid;place-items:center;background:#fff;border:1.5px solid var(--border);border-radius:var(--r);box-shadow:var(--shadow-sm);transition:transform .12s,box-shadow .12s}.tool-tile:hover{transform:translate(1px,1px);box-shadow:0 0 0 0 var(--ink-sh)}.tool-tile img{width:34px;height:34px;object-fit:contain}.wall-note{margin-top:20px;font-size:13px;font-weight:500;color:var(--t-meta)}@media(max-width:860px){.stats{grid-template-columns:repeat(2,1fr)}.stat{border-left:none}.stat:nth-child(2n){border-left:1.5px solid var(--border)}.stat:nth-child(n+3){border-top:1.5px solid var(--border)}.feat-tabs,.process-grid{grid-template-columns:1fr}.toolwall{grid-template-columns:repeat(auto-fill,minmax(68px,1fr))}.tool-tile img{width:28px;height:28px}}