.auth-shell { display: grid; min-height: 100%; place-items: center; padding: 24px; background: var(--app-bg); }
.auth-panel { width: min(390px, 100%); padding: 28px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; box-shadow: 0 14px 36px var(--shadow-colour); }
.auth-brand { display: flex; align-items: center; gap: 10px; }
.auth-brand .brand-mark { display: grid; width: 36px; height: 36px; place-items: center; color: var(--on-accent); font-size: 11px; font-weight: 700; background: var(--text-strong); border-radius: 6px; }
.auth-brand > div { display: flex; flex-direction: column; }
.auth-brand strong { color: var(--text-strong); font-size: 15px; }
.auth-brand span { color: var(--text-muted); font-size: 11px; }
.auth-heading { margin: 28px 0 18px; }
.auth-heading h1 { margin: 0; color: var(--text-strong); font-size: 22px; }
.auth-heading p { margin: 5px 0 0; color: var(--text-muted); }
.auth-form { display: grid; gap: 14px; }
.auth-form label { display: grid; gap: 6px; }
.auth-form label span { color: var(--text-strong); font-weight: 600; }
.auth-form input { min-height: 40px; padding: 0 11px; border: 1px solid var(--border-strong); border-radius: var(--radius); }
.auth-form button { min-height: 40px; margin-top: 4px; color: var(--on-accent); font-weight: 600; background: var(--accent); border: 1px solid var(--accent); border-radius: var(--radius); cursor: pointer; }
.form-error { margin: 0 0 14px; padding: 9px 10px; color: var(--danger); background: var(--danger-soft); border: 1px solid var(--badge-offline-border); border-radius: var(--radius); }