body.admin-step-up-active main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 72px);
    padding: 1.25rem 1rem 2rem;
}

body.admin-step-up-active #app {
    display: none !important;
}

#adminStepUpGate:not([hidden]) {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 420px;
}

.admin-step-up-panel {
    width: 100%;
    margin: 0;
    padding: 0;
    background: #0b1c2e;
    border: 1px solid rgba(95, 184, 255, 0.18);
    box-shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
}

.admin-step-up-head {
    display: flex;
    align-items: center;
    padding: 1rem 1.15rem;
    border-bottom: 1px solid rgba(95, 184, 255, 0.14);
}

.admin-step-up-panel .admin-step-up-title {
    margin: 0;
    padding: 0;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1.3;
    color: #e8f4ff;
    text-align: left;
    text-shadow: none;
    background: none;
    -webkit-text-fill-color: #e8f4ff;
    filter: none;
}

.admin-step-up-body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding: 1.15rem 1.15rem 1.05rem;
}

.admin-step-up-lead {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.6;
    color: rgba(200, 220, 235, 0.72);
}

.admin-step-up-field {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.admin-step-up-field-label,
.admin-step-up-duration-label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    color: rgba(200, 220, 235, 0.72);
}

.admin-step-up-code-row {
    display: flex;
    align-items: stretch;
    gap: 0.5rem;
}

#adminStepUpCode {
    flex: 1;
    min-width: 0;
    width: auto;
    min-height: 2.75rem;
    padding: 0.5rem 0.75rem;
    border-radius: 4px;
    border: 1px solid rgba(95, 184, 255, 0.22);
    background: rgba(8, 18, 28, 0.88);
    color: #e8f4ff;
    letter-spacing: 0.22em;
    text-align: center;
    box-shadow: none;
}

#adminStepUpCode::placeholder {
    letter-spacing: 0.04em;
    color: rgba(148, 186, 212, 0.55);
}

#adminStepUpCode:focus {
    outline: none;
    border-color: #5fb8ff;
    box-shadow: 0 0 0 2px rgba(95, 184, 255, 0.22);
}

.admin-step-up-btn {
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    min-height: 2.75rem;
    min-width: 6.5rem;
    padding: 0.45rem 0.9rem;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    background: transparent;
    color: #e8f4ff;
    font: inherit;
    font-weight: 600;
    letter-spacing: 0;
    cursor: pointer;
    transform: none;
    box-shadow: none;
}

.admin-step-up-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.35);
    transform: none;
    box-shadow: none;
}

.admin-step-up-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.admin-step-up-btn:focus-visible,
.admin-step-up-duration-option:focus-within {
    outline: 2px solid #5fb8ff;
    outline-offset: 2px;
}

.admin-step-up-btn--primary {
    border-color: #5fb8ff;
    background: #5fb8ff;
    color: #0a0a0a;
}

.admin-step-up-btn--primary:hover {
    background: #8ee0ff;
    border-color: #8ee0ff;
    color: #0a0a0a;
}

.admin-step-up-status {
    margin: 0;
    min-height: 0;
    font-size: 0.8125rem;
    line-height: 1.5;
    color: rgba(148, 186, 212, 0.88);
}

.admin-step-up-status:empty {
    display: none;
}

.admin-step-up-err {
    margin: 0;
    font-size: 0.8125rem;
    line-height: 1.5;
    color: #ff7a8a;
}

.admin-step-up-err[hidden] {
    display: none;
}

.admin-step-up-duration {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
    border: none;
}

.admin-step-up-duration-options {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.4rem;
}

.admin-step-up-duration-option {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 2.5rem;
    padding: 0.35rem 0.25rem;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: transparent;
    color: #e8f4ff;
    cursor: pointer;
    font-size: 0.8125rem;
    transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.admin-step-up-duration-option:hover {
    border-color: rgba(255, 255, 255, 0.32);
}

.admin-step-up-duration-option:has(input:checked) {
    border-color: #5fb8ff;
    background: #5fb8ff;
    color: #0a0a0a;
    font-weight: 700;
}

.admin-step-up-duration-option input {
    position: absolute;
    opacity: 0;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
}

.admin-step-up-foot {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 0.85rem 1.15rem 1rem;
    border-top: 1px solid rgba(95, 184, 255, 0.14);
}

.admin-step-up-foot .admin-step-up-btn {
    min-width: 7.5rem;
}

@media (max-width: 520px) {
    .admin-step-up-code-row {
        flex-direction: column;
    }

    .admin-step-up-btn,
    .admin-step-up-foot .admin-step-up-btn {
        width: 100%;
    }

    .admin-step-up-duration-options {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}