:root{--bg: #f6f3ec;--card: #ffffff;--text: #2b2722;--sec: #8a8377;--sep: #e7e1d6;--field: #f1ede4;--field-border: #ddd6c8;--accent: #2f9e6f;--accent-soft: rgba(47, 158, 111, .12);--good: #16a34a;--warn: #d97706;--bad: #dc2626;--radius: 16px;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0;background:var(--bg)}a{color:inherit;text-decoration:none}.app-header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--sep)}.app-header .inner{max-width:760px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:20px}.brand{font-weight:800;font-size:18px;margin-right:auto}.nav{display:flex;gap:6px}.nav a{padding:6px 12px;border-radius:999px;font-size:14px;font-weight:600;color:var(--sec)}.nav a.active{color:var(--accent);background:var(--accent-soft)}.container{max-width:760px;margin:0 auto;padding:24px 20px 64px}.card{background:var(--card);border:1px solid var(--sep);border-radius:var(--radius);padding:18px}.card.flush{padding:0}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--sec);text-transform:uppercase}.muted{color:var(--sec)}.row{display:flex;align-items:center;gap:12px}.spread{justify-content:space-between}.stack{display:flex;flex-direction:column;gap:16px}h1{font-size:26px;margin:0 0 4px}h2{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--sec);margin:28px 4px 10px}.chip{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;background:var(--accent-soft);color:var(--accent)}.tag{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:700;background:var(--field);color:var(--sec)}button{font:inherit;cursor:pointer}.btn{border:none;border-radius:14px;padding:14px 18px;font-weight:700;font-size:15px;background:var(--accent);color:#fff;width:100%}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.secondary{background:var(--field);color:var(--text)}.btn.ghost{background:transparent;color:var(--accent);width:auto;padding:8px 12px}.btn.small{padding:8px 14px;font-size:13px;width:auto}select,textarea,input{font:inherit;color:var(--text);background:var(--field);border:1px solid var(--field-border);border-radius:12px;padding:12px;width:100%}textarea{min-height:120px;resize:vertical}select:focus,textarea:focus,input:focus{outline:none;border-color:var(--accent)}label.field{display:block}label.field>span{display:block;font-size:12px;font-weight:600;color:var(--sec);margin-bottom:6px}.progress{height:10px;border-radius:999px;background:var(--field);overflow:hidden}.progress>div{height:100%;background:var(--accent);border-radius:999px}.stats{display:grid;grid-template-columns:repeat(3,1fr)}.stat{text-align:center;padding:16px 8px}.stat+.stat{border-left:1px solid var(--sep)}.stat .num{font-size:26px;font-weight:800}.stat .lbl{font-size:12px;color:var(--sec)}.list-row{display:flex;align-items:center;gap:12px;padding:14px 16px}.list-row+.list-row{border-top:1px solid var(--sep)}.list-row .grow{flex:1;min-width:0}.ellipsis{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.score-badge{font-weight:800;padding:4px 10px;border-radius:999px;font-size:14px}.seg-err{color:var(--bad);text-decoration:underline wavy var(--bad)}.error-item{border-left:3px solid var(--warn);padding:8px 12px;background:var(--field);border-radius:8px}.banner{padding:12px 14px;border-radius:12px;font-size:14px}.banner.err{background:#dc262614;color:var(--bad)}.landing{--max: 980px}.landing .lp-header{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 88%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--sep)}.landing .lp-header .inner{max-width:var(--max);margin:0 auto;padding:16px 24px;display:flex;align-items:center;gap:16px}.lp-section{max-width:var(--max);margin:0 auto;padding:0 24px}.lp-hero{text-align:center;padding:72px 24px 56px}.lp-hero .chip{margin-bottom:22px}.lp-title{font-size:clamp(34px,6vw,56px);line-height:1.05;font-weight:800;letter-spacing:-.02em;margin:0 auto 18px;max-width:16ch}.lp-title .hl{color:var(--accent)}.lp-sub{font-size:clamp(16px,2.4vw,20px);color:var(--sec);max-width:52ch;margin:0 auto 30px;line-height:1.5}.lp-cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.lp-cta-row .btn{width:auto;padding:14px 26px}.lp-note{margin-top:16px;font-size:13px;color:var(--sec)}.lp-demo{max-width:560px;margin:48px auto 0;text-align:left;box-shadow:0 24px 60px -30px #2b272259}.lp-demo .src{font-size:18px;font-weight:700}.lp-demo .ans{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:14px}.lp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.lp-feature .ico{font-size:24px}.lp-feature h3{font-size:16px;margin:10px 0 6px}.lp-feature p{margin:0;font-size:14px;color:var(--sec);line-height:1.5}.lp-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:step}.lp-step{position:relative;padding-top:8px}.lp-step .n{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:800;margin-bottom:12px}.lp-step h3{font-size:16px;margin:0 0 6px}.lp-step p{margin:0;font-size:14px;color:var(--sec);line-height:1.5}.lp-head{text-align:center;margin-bottom:28px}.lp-head h2{text-transform:none;letter-spacing:-.01em;color:var(--text);font-size:clamp(24px,4vw,32px);margin:8px 0 0}.lp-closing{text-align:center;background:var(--text);color:#fff;border-radius:24px;padding:56px 32px}.lp-closing h2{color:#fff;text-transform:none;letter-spacing:-.01em;font-size:clamp(24px,4vw,34px);margin:0 0 12px}.lp-closing p{color:#ffffffb3;margin:0 auto 26px;max-width:44ch}.lp-closing .btn{width:auto;padding:14px 30px}.lp-footer{text-align:center;padding:40px 24px;color:var(--sec);font-size:13px}@media (max-width: 720px){.lp-grid,.lp-steps{grid-template-columns:1fr}.lp-hero{padding:48px 20px 40px}}