.sticky_controls {
    position: -webkit-sticky;
    position: sticky;
    top: 0.5rem;
    z-index: 20;
    margin-bottom: 1rem;
    padding: 0.75rem;
    border-radius: 0.75rem;
    background: rgba(15, 36, 60, 0.96);
    box-shadow: 0 2px 14px rgba(0, 0, 0, 0.2);
}

.auth-header {
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 0.35rem 0;
    background: rgba(10, 25, 43, 0.96);
    backdrop-filter: blur(8px);
}

.auth-nav-right {
    --auth-nav-spacing: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    box-sizing: border-box;
    gap: 0;
    padding-right: var(--auth-nav-spacing);
    white-space: nowrap;
}

.auth-username {
    overflow: hidden;
    align-self: center;
    color: #dbe8ff;
    font-weight: 600;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.auth-version,
.auth-login-version {
    color: rgba(219, 232, 255, 0.72);
    font-size: 0.8rem;
    white-space: nowrap;
}

.auth-version {
    margin-left: var(--auth-nav-spacing);
}

.auth-logout-button {
    margin-left: var(--auth-nav-spacing);
}

.auth-logout-button,
.auth-logout-button .MuiButton-root,
.auth-logout-button button {
    min-height: 40px !important;
    padding-block: 0.35rem !important;
    text-transform: none !important;
}

.auth-logos {
    display: flex;
    align-items: center;
    gap: var(--auth-nav-spacing);
    margin-left: var(--auth-nav-spacing);
}

.auth-logo {
    display: block;
    width: auto;
    height: 34px;
    object-fit: contain;
}

.auth-login-shell {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    width: 100vw;
    height: 100vh;
    box-sizing: border-box;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    overflow: hidden;
    background: rgba(10, 25, 43, 1);
}

.auth-login-logos {
    position: absolute;
    top: clamp(1.5rem, 6vh, 4rem);
    left: 50%;
    display: flex;
    align-items: center;
    gap: 1.75rem;
    transform: translateX(-50%);
}

.auth-login-logo {
    display: block;
    width: auto;
    height: 54px;
    object-fit: contain;
}

.auth-login-form {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: center;
}

.auth-login-card {
    display: flex;
    flex-direction: column;
    width: min(100%, 460px);
    gap: 0.8rem;
    padding: 1.25rem 1.5rem;
    border: 1px solid rgba(152, 183, 255, 0.22);
    border-radius: 0.7rem;
    background: rgba(35, 55, 82, 0.96);
    box-shadow: 0 1.25rem 3.25rem rgba(0, 0, 0, 0.28);
}

.auth-login-card h2 {
    margin: 0 0 0.35rem;
    color: #f4f7ff;
    font-size: 1.1rem;
}

.auth-login-input {
    width: 100%;
}

.auth-login-submit,
.auth-login-submit .MuiButton-root,
.auth-login-submit button {
    margin-top: 0.35rem;
    text-transform: none !important;
}

.auth-login-message {
    min-height: 1.4rem;
    color: rgba(219, 232, 255, 0.92);
}

.auth-login-version {
    position: absolute;
    right: 1.5rem;
    bottom: 1.25rem;
}

.pv-location-mode .MuiRadioGroup-root,
.pv-location-mode .MuiFormGroup-root {
    flex-direction: row !important;
    column-gap: 1.25rem;
}

.pv-address-row {
    display: flex;
    align-items: flex-end;
    gap: 0.75rem;
    flex-wrap: wrap;
    max-width: 900px;
}

.pv-address-input-wrap {
    flex: 1 1 480px;
    min-width: 280px;
}

.pv-address-button {
    white-space: nowrap;
}

.pv-main-row {
    display: flex;
    align-items: flex-start;
    gap: 2.75rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
    max-width: 1360px;
}

.pv-main-left {
    flex: 0 0 780px;
    max-width: 780px;
}

.pv-main-right {
    flex: 0 0 420px;
    max-width: 420px;
    margin-left: auto;
}

.pv-advanced-toggle,
.ems-advanced-toggle {
    margin-top: 0.75rem;
    margin-bottom: 0.5rem;
}

.pv-slider-help-text {
    color: rgba(203, 221, 255, 0.95);
    cursor: help;
}

.pv-advanced-toggle,
.pv-advanced-toggle .MuiButton-root,
.pv-advanced-toggle button,
.ems-advanced-toggle,
.ems-advanced-toggle .MuiButton-root,
.ems-advanced-toggle button {
    min-width: 280px !important;
    border-radius: 999px !important;
    background: rgba(71, 113, 230, 0.22) !important;
    border: 1px solid rgba(152, 183, 255, 0.9) !important;
    color: #dbe8ff !important;
    text-transform: none !important;
    font-weight: 600 !important;
    letter-spacing: 0.01em;
}

.pv-advanced-toggle:hover,
.pv-advanced-toggle .MuiButton-root:hover,
.pv-advanced-toggle button:hover,
.ems-advanced-toggle:hover,
.ems-advanced-toggle .MuiButton-root:hover,
.ems-advanced-toggle button:hover {
    background: rgba(71, 113, 230, 0.32) !important;
    border-color: rgba(191, 212, 255, 1) !important;
}

.pv-advanced-panel,
.ems-advanced-panel {
    margin-top: 0.25rem;
    margin-bottom: 0.75rem;
    padding: 0.85rem 1rem 0.5rem 1rem;
    border: 1px solid rgba(152, 183, 255, 0.45);
    border-radius: 0.9rem;
    background: rgba(31, 58, 96, 0.22);
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.14);
    overflow: hidden;
    transform-origin: top center;
    animation: pv-advanced-open 180ms ease-out;
}

.pv-sim-chart-wrapper,
.ems-backtest-results-wrapper {
    position: relative;
}

.pv-sim-chart-overlay,
.ems-backtest-results-overlay {
    position: absolute;
    inset: 0;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border-radius: 0.7rem;
    background: rgba(17, 33, 54, 0.46);
    backdrop-filter: blur(1.5px);
}

.pv-sim-spinner,
.ems-backtest-spinner {
    width: 42px;
    height: 42px;
    border-radius: 999px;
    border: 4px solid rgba(219, 232, 255, 0.35);
    border-top-color: rgba(219, 232, 255, 0.95);
    animation: pv-sim-spin 850ms linear infinite;
}

.pv-sim-spinner-text,
.ems-backtest-spinner-text {
    color: #dbe8ff;
    font-weight: 600;
    letter-spacing: 0.01em;
}

@keyframes pv-advanced-open {
    0% {
        opacity: 0;
        transform: translateY(-6px) scaleY(0.985);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scaleY(1);
    }
}

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

@media (max-width: 1280px) {
    .pv-main-left,
    .pv-main-right {
        flex: 1 1 100%;
        max-width: 100%;
        margin-left: 0;
    }
}

@media (max-width: 900px) {
    .auth-nav-right {
        --auth-nav-spacing: 0.55rem;
    }

    .auth-username {
        display: none;
    }

    .auth-logout-button {
        margin-left: 0;
    }

    .auth-logo {
        height: 28px;
    }

    .auth-login-logos {
        top: 1.5rem;
        gap: 0.75rem;
    }

    .auth-login-logo {
        height: 34px;
    }

    .auth-login-version {
        right: 1rem;
        bottom: 0.85rem;
    }
}