:root{--gh-bg: #f6f7f5;--gh-surface: #ffffff;--gh-text: #16211a;--gh-text-2: #4b5650;--gh-text-3: #7a847e;--gh-border: #e3e7e2;--gh-primary: #2f6f33;--gh-primary-hover: #275e2b;--gh-primary-soft: #e9f3e8;--gh-danger: #b42318;--gh-danger-soft: #fdecea;--gh-warn-soft: #fff6e5;--gh-radius: 10px;--gh-shadow: 0 1px 2px rgba(16, 24, 20, .06), 0 4px 16px rgba(16, 24, 20, .05)}*{box-sizing:border-box}html,body{margin:0;height:100%}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;color:var(--gh-text);background:var(--gh-bg);-webkit-font-smoothing:antialiased}a{color:var(--gh-primary);text-decoration:none;font-weight:500}a:hover{text-decoration:underline}h1{font-size:22px;margin:0 0 6px;letter-spacing:-.01em}h2{font-size:16px;margin:0 0 4px}p{margin:0 0 12px;line-height:1.5}.muted{color:var(--gh-text-2)}.small{font-size:12.5px}.card{background:var(--gh-surface);border:1px solid var(--gh-border);border-radius:var(--gh-radius);box-shadow:var(--gh-shadow);padding:24px}.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.field label{font-weight:600;font-size:13px}.field input,.field select{height:40px;padding:0 12px;border:1px solid #cfd6cf;border-radius:8px;font:inherit;color:inherit;background:#fff;outline:none}.field input:focus,.field select:focus{border-color:var(--gh-primary);box-shadow:0 0 0 3px #2f6f3326}.field .hint{font-size:12px;color:var(--gh-text-3)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 16px;border-radius:8px;border:1px solid transparent;font:inherit;font-weight:600;cursor:pointer;background:var(--gh-primary);color:#fff}.btn:hover:not(:disabled){background:var(--gh-primary-hover)}.btn:disabled{opacity:.6;cursor:default}.btn.block{width:100%}.btn.ghost{background:transparent;color:var(--gh-text);border-color:var(--gh-border)}.btn.ghost:hover:not(:disabled){background:#f0f2ef}.btn.danger{background:transparent;color:var(--gh-danger);border-color:#f1c4bf}.btn.danger:hover:not(:disabled){background:var(--gh-danger-soft)}.alert{padding:10px 12px;border-radius:8px;font-size:13px;margin-bottom:14px;line-height:1.45}.alert.error{background:var(--gh-danger-soft);color:var(--gh-danger)}.alert.ok{background:var(--gh-primary-soft);color:var(--gh-primary)}.alert.info{background:var(--gh-warn-soft);color:#7a4b00}.auth-wrap{min-height:100%;display:flex;align-items:center;justify-content:center;padding:32px 16px}.auth-box{width:100%;max-width:420px}.brand{display:flex;align-items:center;gap:10px;margin-bottom:20px;font-weight:700;font-size:16px}.brand .mark{width:30px;height:30px;border-radius:8px;background:var(--gh-primary);color:#fff;display:grid;place-items:center;font-size:15px}.brand .tag{font-weight:500;color:var(--gh-text-3)}.auth-foot{margin-top:16px;text-align:center;color:var(--gh-text-2)}.seg{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:14px}.seg button{height:64px;border:1px solid var(--gh-border);background:#fff;border-radius:8px;cursor:pointer;text-align:left;padding:10px 12px;font:inherit}.seg button b{display:block;font-size:13.5px}.seg button span{font-size:12px;color:var(--gh-text-3)}.seg button.on{border-color:var(--gh-primary);background:var(--gh-primary-soft);box-shadow:0 0 0 1px var(--gh-primary) inset}.code-input{letter-spacing:.4em;font-size:20px!important;text-align:center;font-variant-numeric:tabular-nums}@media(max-width:480px){.card{padding:18px}}