:root{color-scheme:light;--blue:#07579b;--blue-dark:#073f72;--ink:#172033;--muted:#667085;--line:#dfe5ec;--bg:#f3f7fb;--danger:#b42318;--success:#067647}
*{box-sizing:border-box}
body{margin:0;background:linear-gradient(145deg,#eef5fb,#fff);color:var(--ink);font-family:Arial,Helvetica,sans-serif;line-height:1.5}
a{color:var(--blue)}
.auth-shell{min-height:100vh;display:grid;place-items:center;padding:32px 18px}
.auth-card{width:min(100%,480px);padding:38px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:0 18px 55px rgba(7,63,114,.12)}
.auth-card-wide{width:min(100%,720px)}
.brand{display:inline-block;color:var(--blue-dark);font-size:1.1rem;font-weight:800;text-decoration:none}
.eyebrow{margin:28px 0 6px;color:var(--blue);font-size:.8rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
h1{margin:0;font-size:clamp(2rem,7vw,3.3rem);line-height:1.05}
.subtitle{color:var(--muted);margin:14px 0 28px}
label{display:block;margin:17px 0 7px;font-weight:700}
label span{color:var(--muted);font-weight:400}
input{width:100%;min-height:50px;padding:12px 14px;border:1px solid #b9c3cf;border-radius:10px;background:#fff;color:var(--ink);font:inherit}
input:focus{outline:3px solid rgba(7,87,155,.18);border-color:var(--blue)}
button{width:100%;min-height:52px;margin-top:24px;border:0;border-radius:10px;background:var(--blue);color:#fff;font:inherit;font-weight:800;cursor:pointer}
button:hover{background:var(--blue-dark)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.full{grid-column:1/-1}
.field-error{display:block;color:var(--danger);margin-top:5px}
.alert{padding:13px 15px;margin:18px 0;border-radius:10px;font-weight:700}
.alert-error{background:#fef3f2;color:var(--danger);border:1px solid #fecdca}
.alert-success{background:#ecfdf3;color:var(--success);border:1px solid #abefc6}
.alternate{text-align:center;color:var(--muted);margin:24px 0 0}
.dashboard-header{display:flex;align-items:center;justify-content:space-between;padding:18px clamp(20px,5vw,70px);background:linear-gradient(120deg,var(--blue-dark),var(--blue))}
.brand-light{color:#fff}.dashboard-header form{margin:0}.button-secondary{width:auto;min-height:40px;margin:0;padding:8px 20px;background:#fff;color:var(--blue-dark)}
.dashboard{width:min(1120px,calc(100% - 36px));margin:48px auto}.welcome{padding:32px;background:#fff;border:1px solid var(--line);border-radius:20px}
.welcome .eyebrow{margin-top:0}.dashboard-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:18px}
.dashboard-grid article{display:flex;flex-direction:column;gap:8px;padding:25px;background:#fff;border:1px solid var(--line);border-radius:16px}
.dashboard-grid span{color:var(--muted)}.dashboard-grid strong{font-size:1.15rem}
@media(max-width:620px){.auth-card{padding:28px 22px}.grid,.dashboard-grid{grid-template-columns:1fr}.full{grid-column:auto}.dashboard{margin-top:24px}}