.application-shell {
    --application-sidebar-width: 240px;
    --application-accent-rail-width: 3px;
    --application-topbar-height: 50px;
    --application-control-size: 36px;
    --application-brand-title-weight: 750;
    --application-brand-byline-weight: 550;
    --application-navigation-weight: 600;
    display: grid;
    height: 100vh;
    height: 100dvh;
    min-height: 100vh;
    grid-template-columns: var(--application-sidebar-width) minmax(0, 1fr);
    grid-template-rows: var(--application-topbar-height) minmax(0, 1fr);
    padding-left: var(--application-accent-rail-width);
    overflow: hidden;
    background:
        var(--gradient-accent-rail) left top / var(--application-accent-rail-width) 100% no-repeat,
        var(--surface-alt);
    font-size: 14px;
    line-height: 1.6;
    transition: grid-template-columns var(--transition-base);
}

.application-shell.is-sidebar-collapsed {
    --application-sidebar-width: 0px;
}

.application-shell__skip-link {
    position: fixed;
    z-index: var(--z-tooltip);
    inset: var(--space-3) auto auto var(--space-3);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-control);
    background: var(--dark);
    color: var(--text-inverse);
    text-decoration: none;
    transform: translateY(-180%);
}

.application-shell__skip-link:focus {
    transform: translateY(0);
}

.application-shell__sidebar {
    position: sticky;
    z-index: var(--z-sticky);
    top: 0;
    display: flex;
    overflow: hidden;
    min-width: 0;
    height: 100vh;
    height: 100dvh;
    grid-column: 1;
    grid-row: 1 / -1;
    flex-direction: column;
    padding: 0.7rem 0.6rem;
    border-right: 1px solid var(--divider);
    background: var(--surface);
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transition: opacity var(--transition-fast), visibility 0s linear;
}

.application-shell.is-sidebar-collapsed .application-shell__sidebar {
    padding-right: 0;
    padding-left: 0;
    border-right-width: 0;
    border-right-color: transparent;
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
    transition: opacity var(--transition-fast), visibility 0s linear var(--transition-base);
}

.application-shell__brand-row {
    display: flex;
    min-width: 0;
    min-height: 46px;
    align-items: center;
    justify-content: space-between;
    gap: 0.35rem;
    margin-bottom: 0.65rem;
}

.application-shell__brand {
    display: inline-flex;
    min-width: 0;
    flex: 1 1 auto;
    align-items: center;
    gap: 0.65rem;
    padding: 0.35rem 0.4rem;
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.application-shell__brand:hover,
.application-shell__brand:focus-visible {
    background: var(--surface-sunken);
    outline: none;
}

.application-shell__brand:focus-visible {
    box-shadow: var(--shadow-focus);
}

.application-shell__brand-mark {
    display: grid;
    width: 28px;
    height: 28px;
    flex: 0 0 28px;
    place-items: center;
}

.application-shell__brand-mark img {
    display: block;
    width: 28px;
    height: 28px;
}

.application-shell__brand-copy {
    display: grid;
    min-width: 0;
    gap: 0.1rem;
}

.application-shell__brand-copy strong,
.application-shell__brand-copy small {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.application-shell__brand-copy strong {
    font-family: inherit;
    font-size: 0.94rem;
    font-weight: var(--application-brand-title-weight);
    line-height: 1;
}

.application-shell__brand-copy small {
    color: var(--text-secondary);
    font-size: 0.68rem;
    font-weight: var(--application-brand-byline-weight);
    line-height: 1;
}

.application-shell__mobile-close {
    display: none;
}

.application-shell__navigation {
    display: flex;
    min-height: 0;
    flex-direction: column;
    padding: 0;
}

.application-shell__navigation:first-of-type {
    flex: 1 1 auto;
    overflow-y: auto;
}

.application-shell__navigation-group + .application-shell__navigation-group {
    margin-top: 0.15rem;
}

.application-shell__navigation-label {
    margin: 0 0 0.15rem;
    padding: 0.75rem 0.55rem 0.25rem;
    color: var(--text-muted);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1;
    text-transform: uppercase;
}

.application-shell__navigation ul {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.application-shell__navigation .ui-tooltip,
.application-shell__navigation .ui-tooltip__trigger {
    display: block;
}

.application-shell__navigation a {
    display: flex;
    width: 100%;
    min-height: 42px;
    box-sizing: border-box;
    align-items: center;
    gap: 0.55rem;
    padding: 0.3rem 0.45rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.application-shell__navigation a:hover,
.application-shell__navigation a:focus-visible {
    background: var(--primary-50);
    color: var(--primary);
    outline: none;
}

.application-shell__navigation a:focus-visible {
    box-shadow: var(--shadow-focus);
}

.application-shell__navigation a.is-active {
    background: var(--primary-50);
    color: var(--primary);
}

.application-shell__navigation-icon {
    display: grid;
    width: 32px;
    height: 32px;
    flex: 0 0 32px;
    place-items: center;
    border-radius: var(--radius-sm);
}

.application-shell__navigation-copy {
    overflow: hidden;
    font-size: 0.83rem;
    font-weight: var(--application-navigation-weight);
    line-height: 1.2;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.application-shell__navigation--footer {
    flex: 0 0 auto;
    border-top: 1px solid var(--divider);
    padding-top: 0.65rem;
}

.application-shell__version {
    margin: 0.65rem 0 0;
    padding: 0.5rem 0 0;
    border-top: 1px solid var(--divider);
    color: var(--text-muted);
    font-size: 0.66rem;
    text-align: center;
}

.application-shell__topbar {
    position: sticky;
    z-index: calc(var(--z-sticky) - 1);
    top: 0;
    display: grid;
    min-width: 0;
    height: var(--application-topbar-height);
    min-height: var(--application-topbar-height);
    grid-column: 2;
    grid-row: 1;
    grid-template-columns: var(--application-control-size) var(--application-control-size) minmax(0, 1fr);
    align-items: center;
    gap: 0.75rem;
    padding: 0 1.25rem;
    border-bottom: 1px solid var(--divider);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--shadow-sm);
}

.application-shell__navigation-toggle {
    width: var(--application-control-size);
    height: var(--application-control-size);
    border-color: var(--divider);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text-secondary);
    box-shadow: var(--shadow-xs);
}

.application-shell__search {
    width: var(--application-control-size);
    min-width: var(--application-control-size);
    height: var(--application-control-size);
    min-height: var(--application-control-size);
    justify-self: start;
    border-color: var(--divider);
    border-radius: var(--radius-sm);
    background: var(--surface);
    color: var(--text-secondary);
    box-shadow: var(--shadow-xs);
}

.application-shell__search[aria-expanded="true"] {
    border-color: var(--primary);
    background: var(--primary-50);
    color: var(--primary);
    box-shadow: inset 0 0 0 1px var(--primary-100);
}

.application-shell__topbar-actions {
    display: flex;
    min-width: 0;
    align-items: center;
    justify-self: end;
    gap: 0.75rem;
}

.application-shell__excel-login {
    display: inline-flex;
    min-height: var(--application-control-size);
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0 0.7rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 400;
    line-height: 1;
    cursor: pointer;
}

.application-shell__excel-login:hover,
.application-shell__excel-login:focus-visible {
    border-color: color-mix(in srgb, var(--success) 28%, transparent);
    background: color-mix(in srgb, var(--success) 9%, transparent);
    color: var(--success);
    outline: none;
}

.application-shell__excel-login:disabled {
    cursor: wait;
    opacity: 0.65;
}

.application-shell__account-trigger {
    display: inline-flex;
    min-height: var(--application-control-size);
    align-items: center;
    gap: 0.5rem;
    padding: 0 0.55rem 0 0.25rem;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-primary);
    font-family: inherit;
    cursor: pointer;
}

.application-shell__account-trigger:hover,
.application-shell__account-trigger:focus-visible {
    background: var(--primary-50);
    outline: none;
    box-shadow: var(--shadow-focus);
}

.application-shell__account-name {
    overflow: hidden;
    max-width: 130px;
    font-size: 0.9rem;
    font-weight: 400;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.application-shell__account-chevron {
    color: var(--text-muted);
}

.application-shell__account-menu {
    position: fixed;
    display: grid;
    width: min(340px, calc(100vw - 2rem));
    overflow: hidden;
    gap: 0;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-popover);
    background: var(--surface);
    box-shadow: var(--shadow-lg);
}

.application-shell__account-close {
    position: absolute;
    top: 0.65rem;
    right: 0.65rem;
    color: var(--text-muted);
}

.application-shell__account-identity {
    display: grid;
    min-width: 0;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 0.9rem;
    padding: 1.15rem 3rem 1rem 1rem;
    border-bottom: 1px solid var(--divider);
    background: linear-gradient(180deg, var(--surface) 0%, var(--surface-alt) 100%);
}

.application-shell__account-identity > div {
    display: grid;
    min-width: 0;
}

.application-shell__account-identity p,
.application-shell__account-identity h2 {
    margin: 0;
}

.application-shell__account-identity p {
    color: var(--primary);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.application-shell__account-identity h2 {
    overflow: hidden;
    margin: 0.1rem 0;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1.08rem;
    line-height: 1.2;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.application-shell__account-identity > div > span {
    overflow: hidden;
    color: var(--text-secondary);
    font-size: 0.78rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.application-shell__account-workspace {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--divider);
    background: var(--surface);
}

.application-shell__account-workspace span {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.application-shell__account-workspace strong {
    color: var(--text-primary);
    font-size: 0.82rem;
}

.application-shell__account-actions {
    display: grid;
    gap: 0;
    padding: 0.45rem;
}

.application-shell__account-actions > a,
.application-shell__account-actions > button {
    display: grid;
    min-width: 0;
    width: 100%;
    min-height: 58px;
    grid-template-columns: 34px minmax(0, 1fr);
    align-items: center;
    gap: 0.7rem;
    padding: 0.55rem;
    border: 0;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-primary);
    font-family: inherit;
    text-decoration: none;
    cursor: pointer;
}

.application-shell__account-actions > a:hover,
.application-shell__account-actions > a:focus-visible,
.application-shell__account-actions > button:hover,
.application-shell__account-actions > button:focus-visible {
    background: var(--primary-50);
    color: var(--primary);
    outline: none;
}

.application-shell__account-actions > button:disabled {
    cursor: wait;
    opacity: 0.65;
}

.application-shell__account-action-icon {
    display: inline-flex;
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(31, 162, 243, 0.24);
    border-radius: 50%;
    background: var(--accent-50);
    color: var(--accent-600);
}

.application-shell__account-actions > :is(a, button) > span:last-child {
    display: grid;
    min-width: 0;
    text-align: left;
}

.application-shell__account-actions small {
    overflow: hidden;
    color: var(--text-muted);
    font-size: 0.72rem;
    margin-top: 0.12rem;
    font-weight: 400;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.application-shell__account-actions strong {
    color: var(--text-primary);
    font-size: 0.84rem;
}

.application-shell__account-footer {
    margin-top: 0;
    padding: 0.55rem;
    border-top: 1px solid var(--divider);
    background: var(--surface-alt);
}

.application-shell__account-footer .application-shell__logout {
    display: flex;
    width: 100%;
    min-height: 36px;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    border: 0;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-primary);
    font: inherit;
    font-size: 0.84rem;
    font-weight: 600;
    cursor: pointer;
}

.application-shell__account-footer .application-shell__logout:hover,
.application-shell__account-footer .application-shell__logout:focus-visible {
    background: var(--surface);
    color: var(--primary);
    outline: none;
}

.application-shell__account-footer .application-shell__logout:disabled {
    cursor: wait;
    opacity: 0.65;
}

.application-shell__content {
    position: relative;
    min-width: 0;
    min-height: 0;
    grid-column: 2;
    grid-row: 2;
    overflow-x: hidden;
    overflow-y: auto;
    padding: 0;
    outline: none;
    view-transition-name: kview_investor-application-content;
}

.application-shell__content > * {
    width: 100%;
}

.application-shell__page-slot {
    height: 100%;
    min-height: 100%;
}

.application-shell__page {
    display: flex;
    width: 100%;
    min-height: 100%;
    padding: var(--space-4);
}

.application-shell__navigation-skeleton {
    position: absolute;
    /* Must clear any sticky-positioned content the outgoing page leaves
     * mounted underneath (e.g. the ERP table's sticky selection column,
     * z-index 4-5) while a navigation is in flight, or that content bleeds
     * through this full-page overlay. --z-overlay is the shared token tier
     * for exactly this "above any page content, below real modal/popover/
     * toast/tooltip surfaces" role. */
    z-index: var(--z-overlay);
    inset: 0;
    min-height: 100%;
    padding: var(--space-4);
    background: var(--surface-alt);
    pointer-events: none;
}

.application-shell__navigation-skeleton-shape {
    display: grid;
    min-height: 100%;
    grid-template-columns: 48px minmax(0, 1fr);
    grid-template-rows: 18px 14px minmax(18rem, 1fr);
    grid-template-areas:
        "icon title"
        "icon subtitle"
        "block block";
    gap: var(--space-2) var(--space-3);
    padding: var(--space-5);
    border: 1px solid var(--divider);
    border-radius: var(--radius-card);
    background: var(--surface);
    box-shadow: var(--shadow-md);
}

.application-shell__navigation-skeleton-icon {
    grid-area: icon;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
}

.application-shell__navigation-skeleton-title {
    grid-area: title;
    width: min(22rem, 72%);
    height: 18px;
}

.application-shell__navigation-skeleton-subtitle {
    grid-area: subtitle;
    width: min(34rem, 88%);
    height: 12px;
}

.application-shell__navigation-skeleton-block {
    grid-area: block;
    min-height: 18rem;
    margin-top: var(--space-4);
}

.application-shell-navigation-enter-active,
.application-shell-navigation-leave-active {
    transition: opacity var(--transition-fast);
}

.application-shell-navigation-enter-from,
.application-shell-navigation-leave-to {
    opacity: 0;
}

::view-transition-old(kview_investor-application-content) {
    animation: application-shell-content-out var(--dur-fast) var(--ease-out) both;
}

::view-transition-new(kview_investor-application-content) {
    animation: application-shell-content-in var(--dur-base) var(--ease-out) both;
}

@keyframes application-shell-content-out {
    to {
        opacity: 0;
    }
}

@keyframes application-shell-content-in {
    from {
        opacity: 0;
    }
}

.application-shell__specimen-page {
    width: 100%;
    padding: 1rem;
}

.application-shell__demo-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.8fr);
    gap: var(--space-5);
    margin-top: var(--space-5);
}

.application-shell__demo-notice {
    margin-top: var(--space-4);
}

.application-shell__demo-card {
    min-width: 0;
    padding: var(--space-5);
    border: 1px solid var(--divider);
    border-radius: var(--radius-xl);
    background: var(--surface);
    box-shadow: var(--shadow-xs);
}

.application-shell__demo-card > .search-result-group {
    padding: 0;
}

.application-shell__persistence-state {
    min-height: 20rem;
    margin-top: var(--space-5);
}

.application-shell__demo-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-5);
}

.application-shell__demo-fields .ui-form-field:last-child {
    grid-column: 1 / -1;
}

.application-shell__demo-actions {
    grid-column: 1 / -1;
}

.application-shell__overlay {
    display: none;
}

@media (max-width: 1120px) {
    .application-shell__demo-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 1280px) {
    .application-shell__topbar {
        padding: 0 0.9rem;
    }

    .application-shell__topbar-actions {
        gap: 0.5rem;
    }

    .application-shell__account-name {
        max-width: 112px;
    }
}

@media (max-width: 767px) {
    .application-shell,
    .application-shell.is-sidebar-collapsed {
        display: grid;
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: var(--application-topbar-height) minmax(0, 1fr);
    }

    .application-shell__sidebar {
        position: fixed;
        z-index: var(--z-overlay);
        inset: 0;
        width: 100vw;
        max-width: none;
        height: 100vh;
        height: 100dvh;
        padding: 1rem 1rem calc(6.25rem + env(safe-area-inset-bottom));
        border: 0;
        transform: translateX(-100%);
        transition: transform var(--transition-base);
    }

    .application-shell.is-mobile-navigation-open .application-shell__sidebar {
        transform: translateX(0);
    }

    .application-shell.is-mobile-navigation-open {
        height: 100vh;
        overflow: hidden;
    }

    .application-shell__mobile-close {
        display: inline-grid;
    }

    .application-shell__brand-row {
        margin-bottom: 1rem;
    }

    .application-shell__topbar,
    .application-shell__content {
        grid-column: 1;
    }

    .application-shell__topbar {
        height: var(--application-topbar-height);
        min-height: var(--application-topbar-height);
        grid-template-columns: var(--application-control-size) var(--application-control-size) minmax(0, 1fr);
        padding: 0 0.9rem;
    }

    .application-shell__overlay {
        position: fixed;
        z-index: calc(var(--z-overlay) - 1);
        inset: 0;
        display: block;
        width: 100%;
        height: 100%;
        border: 0;
        background: color-mix(in srgb, var(--dark-900) 50%, transparent);
    }

    .application-shell__content {
        padding: 0;
    }
}

@media (max-width: 640px) {
    .application-shell__topbar {
        gap: 0.45rem;
        padding: 0 0.65rem;
    }

    .application-shell__topbar-actions {
        gap: 0.35rem;
    }

    .application-shell__excel-login,
    .application-shell__account-name,
    .application-shell__account-chevron {
        display: none;
    }

    .application-shell__account-trigger {
        padding: 0 0.25rem;
    }

}

@media (max-width: 520px) {
    .application-shell__demo-fields {
        grid-template-columns: 1fr;
    }
}

@media (prefers-reduced-motion: reduce) {
    .application-shell,
    .application-shell__sidebar,
    .application-shell__navigation a,
    .application-shell-navigation-enter-active,
    .application-shell-navigation-leave-active {
        transition: none;
    }

    ::view-transition-old(kview_investor-application-content),
    ::view-transition-new(kview_investor-application-content) {
        animation-duration: 1ms;
    }
}