.auth-page {
    position: relative;
    min-height: 100vh;
    padding: 28px;
    display: grid;
    place-items: center;
    overflow: hidden;
}

.auth-page::before,
.auth-page::after {
    content: "";
    position: fixed;
    width: 380px;
    height: 380px;
    border-radius: var(--radius-round);
    filter: blur(105px);
    pointer-events: none;
}

.auth-page::before {
    inset-block-start: -140px;
    inset-inline-end: -120px;
    background: #4353ff;
    opacity: .12;
}

.auth-page::after {
    inset-block-end: -150px;
    inset-inline-start: -100px;
    background: var(--primary);
    opacity: .1;
}

.auth-shell {
    position: relative;
    z-index: 1;
    width: min(980px, 100%);
    min-height: 640px;
    display: grid;
    grid-template-columns: .9fr 1.1fr;
    overflow: hidden;
    background: rgba(38, 45, 74, .72);
    border: 1px solid var(--border);
    border-radius: 28px;
    box-shadow: 0 30px 90px rgba(0, 0, 0, .32);
    backdrop-filter: blur(16px);
}

.auth-form-side {
    padding: clamp(var(--space-scale-32), 5vw, var(--space-scale-64));
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.auth-brand {
    margin-block-end: 38px;
    display: inline-flex;
    align-items: center;
    gap: var(--space-scale-12);
}

.auth-brand__mark {
    width: 48px;
    height: 48px;
    display: grid;
    place-items: center;
    color: #251900;
    background: linear-gradient(135deg, #ffe56b, var(--primary));
    border-radius: var(--space-13);
    font-size: 22px;
    font-weight: 900;
}

.auth-brand strong,
.auth-brand small {
    display: block;
}

.auth-brand small {
    color: var(--muted);
}

.auth-header h1 {
    margin: 0 0 var(--space-8);
    font-size: clamp(26px, 4vw, 34px);
}

.auth-header p {
    margin: 0 0 30px;
    color: var(--muted);
    line-height: 1.9;
}

.auth-form {
    display: grid;
    gap: var(--space-15);
}

.auth-step {
    display: grid;
    gap: var(--space-15);
}

.auth-step[hidden] {
    display: none;
}

.auth-step--loading {
    min-height: 180px;
    place-items: center;
}

.auth-loading {
    display: grid;
    justify-items: center;
    gap: var(--space-scale-12);
    text-align: center;
}

.auth-loading__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-block-start-color: var(--primary);
    border-radius: var(--radius-round);
    animation: auth-spin .8s linear infinite;
}

.auth-loading strong {
    color: var(--text);
    font-size: var(--font-lg);
}

.auth-loading small {
    color: var(--muted);
    font-size: var(--font-base);
}

.auth-secondary-actions {
    display: grid;
    gap: var(--space-scale-8);
}

.auth-action {
    width: 100%;
    min-height: var(--control-height-sm);
    padding: var(--space-scale-8) 0;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-scale-8);
    color: var(--muted);
    background: transparent;
    border: 0;
    border-radius: var(--radius-compact);
    font: inherit;
    font-size: var(--font-base);
    font-weight: 700;
    text-align: start;
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.auth-action:hover {
    color: var(--primary);
}

.auth-action:focus-visible {
    outline: 0;
    box-shadow: var(--shadow-focus-primary);
}

.auth-action--muted {
    margin-block-start: var(--space-scale-4);
    color: var(--muted);
    font-weight: 600;
}

.auth-action__icon {
    color: currentColor;
    font-size: var(--font-lg);
    line-height: 1;
}

.auth-input-wrap {
    position: relative;
}

@keyframes auth-spin {
    to {
        transform: rotate(360deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    .auth-loading__spinner {
        animation: none;
        border-block-start-color: var(--primary);
        opacity: .85;
    }
}

.auth-input-wrap .control {
    padding-inline-end: var(--space-scale-48);
}

.password-toggle {
    position: absolute;
    inset-block-start: 50%;
    inset-inline-end: var(--space-8);
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    transform: translateY(-50%);
    color: var(--muted);
    background: transparent;
    border: 0;
    border-radius: var(--radius-compact);
}

.password-toggle:focus-visible {
    outline: 0;
    box-shadow: var(--shadow-focus-primary);
}

.auth-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-12);
}

.auth-switch {
    margin: var(--space-scale-24) 0 0;
    color: var(--muted);
    text-align: center;
    font-size: var(--font-xl);
}

.auth-switch a {
    color: var(--primary);
    font-weight: 800;
}

.auth-note {
    margin-block-start: var(--space-16);
    color: var(--muted);
    font-size: var(--font-base);
    text-align: center;
}

.auth-divider {
    margin: var(--space-15) 0;
    display: flex;
    align-items: center;
    gap: var(--space-scale-12);
    color: var(--muted);
    font-size: var(--font-base);
}

.auth-divider::before,
.auth-divider::after {
    content: "";
    height: 1px;
    flex: 1;
    background: var(--border);
}

.auth-otp-input {
    text-align: center;
    letter-spacing: 8px;
    font-size: 22px;
    font-weight: 800;
}

.auth-visual {
    position: relative;
    padding: var(--space-scale-48);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
    background: radial-gradient(circle at 50% 42%, rgba(255, 196, 20, .13), transparent 34%), linear-gradient(145deg, rgba(255, 255, 255, .045), rgba(20, 24, 44, .3));
    border-inline-start: 1px solid var(--border);
}

.auth-visual::before {
    content: "";
    position: absolute;
    inset: 9%;
    border: 1px solid rgba(255, 196, 20, .13);
    border-radius: var(--radius-round);
}

.auth-visual__content,
.security-card {
    position: relative;
    z-index: 1;
}

.auth-visual__tag {
    padding: var(--space-7) var(--space-scale-12);
    display: inline-flex;
    color: var(--primary);
    background: var(--primary-soft);
    border-radius: var(--radius-pill);
    font-size: var(--font-base);
    font-weight: 800;
}

.auth-visual h2 {
    max-width: 380px;
    margin: var(--space-17) 0 var(--space-12);
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.55;
}

.auth-visual h2 span {
    color: var(--primary);
}

.auth-visual p {
    max-width: 380px;
    color: var(--muted);
    line-height: 2;
}

.security-card {
    padding: var(--space-15);
    display: flex;
    align-items: center;
    gap: var(--space-12);
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: var(--space-scale-16);
}

.security-card__icon {
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    color: var(--primary);
    background: var(--primary-soft);
    border-radius: var(--space-11);
}

.security-card strong,
.security-card small {
    display: block;
}

.security-card small {
    margin-block-start: var(--space-1);
    color: var(--muted);
}

@media (max-width: 800px) {
    .auth-page {
        padding: var(--space-scale-16);
    }

    .auth-shell {
        width: min(540px, 100%);
        min-height: auto;
        grid-template-columns: 1fr;
    }

    .auth-visual {
        display: none;
    }
}

@media (max-width: 480px) {
    .auth-page {
        padding: 0;
        display: block;
    }

    .auth-shell {
        min-height: 100vh;
        border: 0;
        border-radius: 0;
    }

    .auth-form-side {
        padding: 28px var(--space-16);
    }

    .auth-options {
        align-items: flex-start;
        flex-direction: column;
    }
}