:root{--paper:#efe6d6;--surface:#fbf7ef;--ink:#2b2420;--ink-soft:#6e6252;--line:#ddd0b8;--accent:#2f6e5e;--accent-ink:#f3fbf8;--seal:#a4713a;--status-danger-bg:#f6e4e1;--status-danger-fg:#b4483a;--status-success-bg:#e5efe3;--status-success-fg:#3f7d4a;--shadow:0 1px 2px rgba(43,36,32,0.06),0 8px 28px rgba(43,36,32,0.08);color-scheme:light}@media (prefers-color-scheme:dark){:root{--paper:#221b1e;--surface:#2c2327;--ink:#ede6dc;--ink-soft:#b7ac9c;--line:#4a3d3f;--accent:#4e9c86;--accent-ink:#10201c;--seal:#cf9a5c;--status-danger-bg:#3c2523;--status-danger-fg:#e0897c;--status-success-bg:#253828;--status-success-fg:#8dbd8f;color-scheme:dark}}*{box-sizing:border-box}body{background:var(--paper);color:var(--ink);font-family:-apple-system,Segoe UI,system-ui,sans-serif;-webkit-font-smoothing:antialiased;min-height:100vh}body,h1{margin:0}h1{font-family:Iowan Old Style,Palatino Linotype,Palatino,Georgia,ui-serif,serif;font-weight:600;text-wrap:balance}.auth-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px}.card{width:100%;max-width:380px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:32px 30px;gap:18px}.brand-mark,.card{display:flex;flex-direction:column}.brand-mark{align-items:center;gap:8px;text-align:center}.stamp{width:44px;height:44px;border-radius:50%;border:1.5px solid var(--line);display:flex;align-items:center;justify-content:center}.stamp svg{width:60%;height:60%}.card h1{font-size:1.35rem;text-align:center}.card-sub{color:var(--ink-soft);font-size:.88rem;text-align:center;margin:-8px 0 0}.field{display:flex;flex-direction:column;gap:5px}.field label{font-size:.78rem;font-weight:600;color:var(--ink-soft)}.field input{font:inherit;font-size:.92rem;padding:10px 12px;border-radius:8px;border:1px solid var(--line);background:var(--paper);color:var(--ink)}.field input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.field-hint{font-size:.74rem;color:var(--ink-soft)}.field-error{font-size:.78rem;color:var(--status-danger-fg);background:var(--status-danger-bg);border-radius:6px;padding:6px 9px}.field.has-error input{border-color:var(--status-danger-fg)}.btn{cursor:pointer;text-align:center;font-size:.92rem;font-weight:600;padding:11px 16px;border-radius:8px;border:none}.btn:disabled{opacity:.6;cursor:default}.btn-primary{background:var(--accent);color:var(--accent-ink)}.btn-primary:hover:not(:disabled){filter:brightness(1.06)}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.card-links{text-align:center;font-size:.85rem;color:var(--ink-soft)}.card-links a{color:var(--accent);text-decoration:none}.card-links a:hover{text-decoration:underline}.confirmation-icon{width:52px;height:52px;border-radius:50%;background:var(--status-success-bg);color:var(--status-success-fg);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin:0 auto}