/* Layout: layouts/main — centered auth card shell.
 * Loaded after base.css (shared tokens + chrome). Only the auth-card
 * specific rules live here. */
main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 32px 16px;
}
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    width: 100%;
    max-width: 480px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}
.card h1 {
    font-size: 22px;
    margin: 0 0 4px 0;
}
.card .subtitle {
    color: var(--muted);
    margin: 0 0 24px 0;
    font-size: 14px;
}
label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 14px;
}
input[type="email"], input[type="password"], input[type="text"] {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: border 0.15s;
}
input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}
.field { margin-bottom: 16px; }
.field .err {
    color: var(--error);
    font-size: 12px;
    margin-top: 4px;
    display: block;
}
button[type="submit"] {
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    width: 100%;
    transition: background 0.15s;
}
button[type="submit"]:hover { background: var(--primary-dark); }
.links {
    margin-top: 20px;
    text-align: center;
    font-size: 13px;
    color: var(--muted);
}
.links a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}
.links a:hover { text-decoration: underline; }
.links .sep { margin: 0 8px; opacity: 0.5; }

/* --- Mobile: tighter card so the auth form isn't cramped on phones. */
@media (max-width: 600px) {
    main { padding: 20px 14px; align-items: flex-start; }
    .card { padding: 22px 18px; border-radius: 10px; }
    .card h1 { font-size: 20px; }
}