:root{color-scheme:light;--ink:#1a2e40;--ink-deep:#12212e;--teal:#2a9d9d;--teal-deep:#1f7f7f;--teal-pale:#e6f5f5;--ground:#f6f8f9;--card:#ffffff;--edge:#dfe5ea;--edge-soft:#eef2f5;--text:var(--ink);--dim:#6b7a87;--faint:#9aa7b2;--error:#c62828;--error-bg:#fdecec;--error-edge:#f5b5b5;--warn:#b7791f;--warn-bg:#fff6e5;--warn-edge:#f2d59b;--ok:#2e7d32;--ok-bg:#eaf5ea;--font-sans:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--font-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;--radius:10px;--shadow:0 1px 3px rgba(26,46,64,0.08)}*,:after,:before{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--ground);color:var(--text);font-family:var(--font-sans);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--teal-deep);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit;color:inherit}code,kbd,pre{font-family:var(--font-mono);font-size:.9em}h1,h2,h3{margin:0 0 .5rem;line-height:1.25;color:var(--ink)}h1{font-size:22px;font-weight:650}h2{font-size:17px;font-weight:600}p{margin:0 0 .75rem}.page{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem 1rem}.mark{font-weight:700;letter-spacing:.02em;color:var(--ink)}.mark .accent{color:var(--teal)}.stack{display:flex;flex-direction:column;gap:.75rem}.stack-tight{gap:.4rem}.row{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.card{width:100%;max-width:440px;background:var(--card);border:1px solid var(--edge);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem}.card-wide{max-width:960px}.card-footer{margin-top:1rem;padding-top:.75rem;border-top:1px solid var(--edge-soft);font-size:12px;color:var(--faint)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:11px 14px;border:1px solid var(--edge);border-radius:8px;background:var(--card);color:var(--ink);font-size:14px;font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,color .15s}.btn:hover{border-color:var(--teal-deep);background:#fafcfc;text-decoration:none}.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(42,157,157,.3)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--ink);border-color:var(--ink);color:#fff}.btn-primary:hover{background:var(--ink-deep);border-color:var(--ink-deep)}.btn-accent{background:var(--teal);border-color:var(--teal);color:#fff}.btn-accent:hover{background:var(--teal-deep);border-color:var(--teal-deep)}.btn-ghost{background:transparent;border-color:transparent;color:var(--dim);font-weight:500}.btn-ghost:hover{background:var(--edge-soft);border-color:transparent;color:var(--ink)}.btn-sm{width:auto;padding:6px 12px;font-size:13px}.field{display:block;margin-bottom:.9rem}.field-label,.field>span:first-child{display:block;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--faint);margin-bottom:4px}.field input,.field select,.field textarea{width:100%;padding:9px 10px;border:1px solid var(--edge);border-radius:6px;background:var(--card);font-size:14px}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal-deep);box-shadow:0 0 0 3px rgba(42,157,157,.18)}.field input:disabled,.field select:disabled{background:var(--edge-soft);color:var(--dim);cursor:not-allowed}.muted{color:var(--dim);font-size:13px}.hint{color:var(--faint);font-size:12px}.mono{font-family:var(--font-mono);word-break:break-all}.error{color:var(--error);background:var(--error-bg);border:1px solid var(--error-edge);border-radius:6px}.error,.warn{padding:8px 10px;font-size:13px}.warn{color:var(--warn);background:var(--warn-bg);border:1px solid var(--warn-edge)}.ok,.warn{border-radius:6px}.ok{color:var(--ok);background:var(--ok-bg);padding:8px 10px;font-size:13px}.divider{display:flex;align-items:center;gap:10px;color:var(--faint);font-size:11px;text-transform:uppercase;letter-spacing:.08em;margin:.5rem 0}.divider:after,.divider:before{content:"";flex:1 1;height:1px;background:var(--edge-soft)}.chip{display:inline-flex;align-items:center;padding:2px 8px;border-radius:999px;border:1px solid var(--edge);font-size:11px;font-weight:600;letter-spacing:.03em;color:var(--dim)}.chip-teal{border-color:var(--teal);background:var(--teal-pale);color:var(--teal-deep)}.chip-warn{border-color:var(--warn-edge);background:var(--warn-bg);color:var(--warn)}.chip-error{border-color:var(--error-edge);background:var(--error-bg);color:var(--error)}.tbl{width:100%;border-collapse:collapse;font-size:13px}.tbl th{text-align:left;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--faint);border-bottom:1px solid var(--edge)}.tbl td,.tbl th{padding:8px 10px}.tbl td{border-bottom:1px solid var(--edge-soft);vertical-align:top}