@charset "UTF-8";:root,[data-theme=light]{--bg: #f1f5f4;--surface: #ffffff;--surface-2: #f5f9f8;--ink: #0d2b2c;--ink-2: #34504f;--muted: #5f7877;--border: #dce6e4;--border-strong: #c4d3d1;--brand: #146165;--brand-hover: #0d4f53;--brand-ink: #ffffff;--brand-soft: #e2f0ee;--brand-line: #b7d6d2;--accent: #5db456;--accent-on: #0d3c3d;--water: #1f6e8c;--water-soft: #e3f2f8;--signature: linear-gradient(90deg, #6dba4b, #319f76 55%, #146165);--rail: #0d3c3d;--rail-ink: #a9c9c6;--rail-hover: rgba(255,255,255,.07);--p1: #c8402b;--p1-soft: #fbeae6;--p1-ink: #b23624;--p2: #d08a0c;--p2-soft: #fdf3e0;--p2-ink: #8f5d06;--p3: #2e8fb8;--p3-soft: #e3f2f8;--p3-ink: #1f6e8c;--c0: #a9b9b7;--ok: #2f7d35;--ok-soft: #e6f4e3;--danger: #b23624;--danger-soft: #fbeae6;--kind-pipe: #1f6e8c;--kind-pipe-soft: #e3f2f8;--kind-lateral: #2b8a63;--kind-lateral-soft: #e2f3ec;--kind-manhole: #4c6f73;--kind-manhole-soft: #e7eff0;--overlay: rgba(8, 28, 29, .45);--video-tag: rgba(8,28,29,.72);--shadow: 0 1px 2px rgba(13,43,44,.06), 0 1px 3px rgba(13,43,44,.04);--shadow-pop: 0 10px 30px rgba(13,43,44,.16), 0 2px 6px rgba(13,43,44,.08);--radius: 10px;--radius-sm: 8px;--sans: "IBM Plex Sans", system-ui, "Segoe UI", sans-serif;--mono: "IBM Plex Mono", ui-monospace, monospace;--chart-1: #319f76;--chart-grid: var(--border)}[data-theme=dark]{--bg: #081a1b;--surface: #0f2526;--surface-2: #132e2f;--ink: #e2efed;--ink-2: #b8cecb;--muted: #85a19e;--border: #1e3a3a;--border-strong: #2b4b4a;--brand: #3aa59a;--brand-hover: #4fb8ad;--brand-ink: #04201f;--brand-soft: #123b3a;--brand-line: #22534f;--accent: #6dba4b;--accent-on: #0b2a12;--water: #5bbde0;--water-soft: #10303b;--signature: linear-gradient(90deg, #6dba4b, #319f76 55%, #27807b);--rail: #061516;--rail-ink: #8fb3af;--rail-hover: rgba(255,255,255,.06);--p1: #ef7560;--p1-soft: #3b1d18;--p1-ink: #f59483;--p2: #e9a93b;--p2-soft: #3a2c12;--p2-ink: #f0bb5e;--p3: #5bbde0;--p3-soft: #10303b;--p3-ink: #7ccbe8;--c0: #5d7774;--ok: #8ccf6c;--ok-soft: #173520;--danger: #f59483;--danger-soft: #3b1d18;--kind-pipe: #7ccbe8;--kind-pipe-soft: #10303b;--kind-lateral: #7fd1aa;--kind-lateral-soft: #12352a;--kind-manhole: #a7c4c6;--kind-manhole-soft: #1b3436;--overlay: rgba(0, 0, 0, .55);--video-tag: rgba(0,0,0,.6);--shadow: 0 1px 2px rgba(0,0,0,.35);--shadow-pop: 0 12px 34px rgba(0,0,0,.5)}:root{--primary: var(--brand);--primary-ink: var(--brand-ink)}*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}h1{font-size:1.4rem;margin:0 0 .25rem}h2{font-size:.95rem;margin:0 0 .75rem;color:var(--muted);font-weight:600}a{color:var(--primary)}code{background:var(--surface-2);padding:.1em .35em;border-radius:5px;font-size:.85em}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}button{font:inherit;border:1px solid var(--border);background:var(--surface);color:var(--ink);padding:.55rem .9rem;border-radius:9px;cursor:pointer;transition:background .12s,border-color .12s,transform .02s}button:hover{background:var(--surface-2);border-color:var(--border-strong)}button:active{transform:translateY(1px)}button:disabled{opacity:.5;cursor:not-allowed}button.primary{background:var(--primary);color:var(--primary-ink);border-color:var(--primary)}button.primary:hover{background:var(--brand-hover)}.btn-provider{display:flex;align-items:center;gap:.6rem;justify-content:center;width:100%;padding:.7rem;font-weight:600}.btn-provider svg{width:18px;height:18px}input,select,textarea{font:inherit;width:100%;padding:.55rem .65rem;border:1px solid var(--border);border-radius:9px;background:var(--surface);color:var(--ink)}input:focus,select:focus,textarea:focus{outline:2px solid var(--brand-line);border-color:var(--primary)}label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:.3rem}.field{margin-bottom:.85rem}.muted{color:var(--muted)}.error{color:var(--danger)}.pill{font-size:.75rem;padding:.1rem .5rem;border-radius:999px;background:var(--surface-2);color:var(--muted)}.pill.ok{background:var(--ok-soft);color:var(--ok)}.pill.err{background:var(--danger-soft);color:var(--danger)}.row{display:flex;gap:.5rem;align-items:center}