.auth-shell{align-items:center;background:linear-gradient(155deg,color-mix(in srgb,var(--color-primary) 72%,var(--color-primary-shade) 28%) 0,var(--color-primary) 48%,color-mix(in srgb,var(--color-primary) 18%,var(--color-white) 82%) 100%);display:flex;justify-content:center;min-height:100dvh;overflow:hidden;padding:clamp(var(--space-4),4vw,var(--space-8));position:relative}.auth-shell__backdrop{background:radial-gradient(circle at 15% 20%,color-mix(in srgb,var(--color-white) 12%,transparent),transparent 30%),radial-gradient(circle at 80% 15%,color-mix(in srgb,var(--color-white) 18%,transparent),transparent 26%),radial-gradient(circle at 60% 75%,color-mix(in srgb,var(--color-white) 45%,transparent),transparent 30%);inset:0;position:absolute}.auth-shell__content{align-items:center;display:grid;gap:clamp(var(--space-5),5vw,var(--space-8));grid-template-columns:minmax(0,1fr) minmax(320px,440px);position:relative;width:min(100%,1080px);z-index:1}.auth-shell__brand{color:var(--color-text-on-accent);display:grid;gap:var(--space-3)}.auth-shell__eyebrow{font-size:var(--text-sm);letter-spacing:.12em;margin:0;opacity:.82;text-transform:uppercase}.auth-shell__title{font-family:var(--font-title);font-size:clamp(2.25rem,5vw,4.5rem);font-weight:var(--weight-title);letter-spacing:-.01em;line-height:.95;margin:0}.auth-shell__subtitle{color:var(--color-text-on-accent-muted);font-size:var(--text-lg);line-height:var(--line-lg);margin:0;max-width:42ch}.auth-shell__panel{--auth-panel-text:var(--color-header-bg);--auth-panel-error:var(--color-danger-hover);--color-text:var(--auth-panel-text);--color-text-muted:var(--auth-panel-text);--color-surface:var(--color-white);--color-surface-muted:var(--color-white);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:color-mix(in srgb,var(--color-white) 94%,transparent);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);color:var(--auth-panel-text);display:grid;gap:var(--space-4);padding:clamp(var(--space-5),4vw,var(--space-7))}.auth-shell__alternate{color:var(--color-text-muted);font-size:var(--text-sm);margin:0}.auth-shell__alternate a{color:var(--color-primary);font-weight:var(--weight-semibold);margin-left:var(--space-1);text-decoration:none}.auth-shell__alternate a:hover{text-decoration:underline}@media not all and (min-width:1024px){.auth-shell__content{grid-template-columns:1fr}.auth-shell__brand{gap:var(--space-2)}.auth-shell__title{font-size:clamp(2rem,10vw,3.2rem)}}