:root {
    --auth-bg-a: #0d1b2a;
    --auth-bg-b: #1b263b;
    --auth-accent: #00b4d8;
    --auth-accent-2: #ffb703;
    --auth-panel: rgba(255, 255, 255, 0.94);
    --auth-border: rgba(255, 255, 255, 0.22);
}

body.auth-page {
    background:
        radial-gradient(circle at 10% 15%, rgba(0, 180, 216, 0.35), transparent 35%),
        radial-gradient(circle at 85% 80%, rgba(255, 183, 3, 0.25), transparent 33%),
        linear-gradient(145deg, var(--auth-bg-a), var(--auth-bg-b));
    color: #0f172a;
    min-height: 100vh;
    margin: 0;
}

.auth-shell {
    align-items: center;
    display: grid;
    min-height: 100vh;
    padding: 1.5rem;
}

.auth-stage {
    margin: 0 auto;
    max-width: 1080px;
    width: 100%;
}

.auth-card {
    border: 1px solid var(--auth-border);
    border-radius: 1.25rem;
    box-shadow: 0 24px 56px rgba(0, 0, 0, 0.35);
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    min-height: 580px;
    overflow: hidden;
}

.auth-hero {
    background:
        linear-gradient(180deg, rgba(13, 27, 42, 0.18), rgba(13, 27, 42, 0.68)),
        linear-gradient(135deg, #0e2a47, #16375f 45%, #1d4f7a);
    color: #f8fbff;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2rem 2rem 2.2rem;
}

.auth-badge {
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 999px;
    display: inline-flex;
    font-size: 0.85rem;
    gap: 0.4rem;
    padding: 0.35rem 0.85rem;
}

.auth-title {
    font-size: clamp(1.8rem, 2.2vw, 2.7rem);
    line-height: 1.15;
    margin: 0;
}

.auth-copy {
    color: rgba(248, 251, 255, 0.87);
    margin: 0;
    max-width: 34ch;
}

.auth-chip-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.auth-chip {
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 0.9rem;
    display: inline-flex;
    font-size: 0.8rem;
    gap: 0.4rem;
    padding: 0.4rem 0.65rem;
}

.auth-form-pane {
    background: var(--auth-panel);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    padding: 0;
}

/* ── 2FA step slider ── */
.auth-steps-slider {
    display: flex;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    width: 200%;
}

.auth-steps-slider.show-totp {
    transform: translateX(-50%);
}

.auth-step {
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 340px;
    padding: clamp(1.2rem, 2.2vw, 2.3rem);
    width: 50%;
}

.auth-form-pane .form-label {
    color: #334155;
    font-size: 0.87rem;
    margin-bottom: 0.3rem;
}

.auth-form-pane .form-control {
    border-radius: 0.78rem;
    min-height: 46px;
}

.auth-form-pane .btn-primary {
    background: linear-gradient(90deg, #0077b6, #0096c7);
    border: 0;
    border-radius: 0.85rem;
    font-weight: 600;
    min-height: 46px;
}

.auth-footer-note {
    color: #64748b;
    font-size: 0.8rem;
    margin-top: 1rem;
}

.material-symbols-rounded {
    font-variation-settings: "FILL" 1, "wght" 500, "GRAD" 0, "opsz" 24;
}

@media (max-width: 980px) {
    .auth-card {
        grid-template-columns: 1fr;
        min-height: 0;
    }

    .auth-hero {
        padding: 1.4rem 1.4rem 1.6rem;
    }

    .auth-title {
        font-size: 1.6rem;
    }
}