/* ─── Auth branding panel ─── */
.auth-brand-panel {
    background: linear-gradient(135deg, var(--color-primary-800) 0%, var(--color-primary-950) 100%);
}

/* ─── Decorative circles ─── */
.auth-deco {
    position: absolute;
    border-radius: 9999px;
    background: rgba(255, 255, 255, 0.03);
}

.auth-deco-1 {
    width: 320px;
    height: 320px;
    top: -80px;
    right: -80px;
    animation: auth-float 8s ease-in-out infinite;
}

.auth-deco-2 {
    width: 400px;
    height: 400px;
    bottom: -120px;
    left: -100px;
    animation: auth-float 10s ease-in-out infinite 2s;
}

.auth-deco-3 {
    width: 200px;
    height: 200px;
    top: 40%;
    right: 10%;
    background: rgba(255, 255, 255, 0.02);
    animation: auth-float 7s ease-in-out infinite 1s;
}

/* ─── Decorative lines ─── */
.auth-deco-line {
    position: absolute;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 2px;
}

.auth-deco-line-1 {
    width: 1px;
    height: 180px;
    top: 12%;
    right: 25%;
    transform: rotate(15deg);
}

.auth-deco-line-2 {
    width: 1px;
    height: 120px;
    bottom: 20%;
    left: 20%;
    transform: rotate(-10deg);
}

/* ─── Feature cards ─── */
.auth-feature-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    border-radius: 0.75rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(4px);
    transition: background 0.2s ease;
}

.auth-feature-card:hover {
    background: rgba(255, 255, 255, 0.09);
}

.auth-feature-icon {
    display: flex;
    width: 2.5rem;
    height: 2.5rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
}

/* ─── Float animation ─── */
@keyframes auth-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}