:root{--navy:#0e3b36;--navy-2:#144b44;--paper:#f6f4ef;--card:#fff;--ink:#1c2521;--ink-soft:#5b6560;--line:#e3e0d6;--amber:#d97b3f;--warn:#b4472b;--warn-soft:#f6dcd3;--radius:10px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--paper);color:var(--ink);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.login-screen{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.login-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);width:100%;max-width:360px;padding:32px 28px}.login-eyebrow{text-transform:uppercase;letter-spacing:.08em;color:var(--ink-soft);margin:0 0 4px;font-size:12px}.login-title{color:var(--navy);margin:0 0 20px;font-size:22px}.field{margin-bottom:16px}.field label{color:var(--ink-soft);text-transform:uppercase;letter-spacing:.03em;margin-bottom:5px;font-size:11.5px;font-weight:700;display:block}.field input,.field select{border:1px solid var(--line);border-radius:7px;width:100%;padding:10px 12px;font-family:inherit;font-size:14px}button{cursor:pointer;font-family:inherit}.btn-primary{border:1px solid var(--navy);background:var(--navy);color:#fff;border-radius:7px;width:100%;padding:11px 15px;font-size:14px;font-weight:600}.btn-primary:hover{background:var(--navy-2)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.link-btn{color:var(--ink-soft);background:0 0;border:none;padding:0;font-size:13px;text-decoration:underline}.error-banner{background:var(--warn-soft);color:var(--warn);border-radius:7px;margin-bottom:16px;padding:10px 12px;font-size:13px}.app-shell{max-width:480px;margin:0 auto;padding:20px 16px 60px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:16px;padding:18px 20px}