:root {
    --color-background: #ffffff;
    --color-surface: #ffffff;
    --color-surface-elevated: #ffffff;
    --color-text: #000000;
    --color-border: #e5e5e5;
    --color-muted-text: #6b7280;
    --color-hover-text: #000000;
    --color-accent-primary: #0f4efc;
    --color-accent-secondary: #FCB90F;
    --color-accent-primary-rent-button: #092C8E;

    --sidebar-width: 240px;
    --header-height: 60px;
    --footer-height: 56px;
}

:root[data-theme="dark"] {
    --color-background: #000000;
    --color-surface: #151922;
    --color-surface-elevated: #1b2230;
    --color-text: #f3f4f6;
    --color-border: #2a3242;
    --color-muted-text: #9aa4b2;
    --color-hover-text: #ffffff;
}

:root[data-theme="dark"] .top-navigation-bar,
:root[data-theme="dark"] .dashboard-sidebar,
:root[data-theme="dark"] .application-footer {
    background: #000000;
}

:root[data-theme="dark"] .application-layout {
    background: #000000;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html,
body {
    min-height: 100%;
}

body {
    font-family: Arial, sans-serif;
    background: var(--color-background);
    color: var(--color-text);
    transition:
        background-color 180ms ease,
        color 180ms ease;
}

.application-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    grid-template-rows:
        var(--header-height)
        1fr
        var(--footer-height);
    grid-template-areas:
        "header header"
        "sidebar main"
        "footer footer";
    height: 100vh;

    background: linear-gradient(
        180deg,
        #E7F8F8 0%,
        #EFF9DF 100%
    );
}

/* HEADER */

.top-navigation-bar {
    grid-area: header;

    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 0 20px;

    border-bottom: 1px solid var(--color-border);

    background: transparent;

    transition:
        background-color 180ms ease,
        border-color 180ms ease;
}

.top-navigation-left {
    display: flex;
    align-items: center;
    padding-left: 8px;
}

.application-logo {
    display: flex;
    align-items: center;
}

.top-navigation-right {
    display: flex;
    align-items: center;
    gap: 32px;
    margin-right: 10px;
}

.header-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    background: none;
    border: none;
    padding: 4px 0;

    cursor: pointer;

    color: var(--color-text);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;

    transition: color 180ms ease;
}

.header-action-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.top-navigation-right .header-button:last-child {
    min-height: 34px;
    padding: 0 14px;
    border-radius: 14px;
    background: var(--color-accent-primary);
    color: #ffffff;
}

.top-navigation-right .header-button:last-child:hover {
    color: #ffffff;
    opacity: 0.94;
}

.header-action-label {
    display: inline-flex;
    align-items: center;
}

.header-action-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    width: 18px;
    height: 18px;
}

.header-action-icon svg {
    width: 32px;
    height: 32px;
}

.top-navigation-right > a.header-button.header-action-button {
    color: var(--color-text);
}

:root:not([data-theme="dark"]) .top-navigation-right .header-button:last-child {
    color: #ffffff;
}

.top-navigation-right > a.header-button.header-action-button .header-action-icon {
    position: relative;
    color: currentColor;
}

.top-navigation-right > a.header-button.header-action-button .header-action-icon svg {
    opacity: 1;
    transition: opacity 180ms ease;
}

.top-navigation-right > a.header-button.header-action-button .header-action-icon::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #426AF4 0%, #9FF542 100%);
    mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='black'%3E%3Cpath d='M9 13h6q.425 0 .713-.288T16 12t-.288-.712T15 11H9q-.425 0-.712.288T8 12t.288.713T9 13m0 3h6q.425 0 .713-.288T16 15t-.288-.712T15 14H9q-.425 0-.712.288T8 15t.288.713T9 16m0 3h3q.425 0 .713-.288T13 18t-.288-.712T12 17H9q-.425 0-.712.288T8 18t.288.713T9 19m-3 3q-.825 0-1.412-.587T4 20V4q0-.825.588-1.412T6 2h7.175q.4 0 .763.15t.637.425l4.85 4.85q.275.275.425.638t.15.762V20q0 .825-.587 1.413T18 22zM18 9h-3.5q-.625 0-1.062-.437T13 7.5V4H6v16h12z'/%3E%3C/svg%3E");
    mask-repeat: no-repeat;
    mask-position: center;
    mask-size: contain;
    opacity: 0;
    transition: opacity 180ms ease;
}

.top-navigation-right > a.header-button.header-action-button:hover {
    color: var(--color-accent-primary);
}

.top-navigation-right > a.header-button.header-action-button:hover .header-action-icon svg {
    opacity: 0;
}

.top-navigation-right > a.header-button.header-action-button:hover .header-action-icon::before {
    opacity: 1;
}


/* SIDEBAR */

.dashboard-sidebar {
    grid-area: sidebar;

    border-right: 1px solid var(--color-border);

     background: linear-gradient(
        180deg,
        #DFF6F7 0%,
        #E7F8F8 38%,
        #F0F8DE 100%
    );

    padding: 24px;
    min-height: 0;
    overflow: hidden;

    transition:
        background-color 180ms ease,
        border-color 180ms ease;
}

.sidebar-navigation {
    height: 100%;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.sidebar-upper-container {
    display: flex;
    flex-direction: column;
    padding-top: 16px;
}

.sidebar-middle-container {
    flex: 1;
}

.sidebar-bottom-container {
    display: flex;
    flex-direction: column;
    margin-top: auto;

    border-top: 1px solid var(--color-border);
    padding-top: 16px;

    transition: border-color 180ms ease;
}

.sidebar-navigation-list {
    list-style: none;
}

.navigation-item {
    margin-bottom: 10px;
    cursor: pointer;
}

.navigation-item:last-child {
    margin-bottom: 0;
}

.sidebar-navigation-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    width: auto;
    padding: 4px 0;

    text-decoration: none;
    color: var(--color-muted-text);

    transition:
        color 180ms ease,
        transform 180ms ease;
}

.sidebar-navigation-link::before {
    content: "";
    position: absolute;
    left: 28px;
    right: 0;
    bottom: -6px;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--color-accent-primary), #9FF542, var(--color-accent-secondary));
    transform: scaleX(0.35);
    transform-origin: left center;
    opacity: 0;
    transition:
        opacity 180ms ease,
        transform 180ms ease;
}

.sidebar-navigation-link:hover {
    color: var(--color-text);
}

.sidebar-navigation-link.is-disabled {
    cursor: default;
    pointer-events: none;
    opacity: 0.46;
}

.sidebar-navigation-link.is-disabled:hover {
    color: var(--color-muted-text);
}

.sidebar-navigation-link.is-disabled::before {
    display: none;
}

.sidebar-navigation-link.is-active {
    color: var(--color-text);
}

.sidebar-navigation-link.is-active::before {
    opacity: 1;
    transform: scaleX(1);
}

.sidebar-navigation-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    transition:
        color 180ms ease,
        transform 180ms ease,
        filter 180ms ease;
}

.sidebar-navigation-icon svg {
    display: block;
    width: 18px;
    height: 18px;
}

.sidebar-navigation-link.is-active .sidebar-navigation-icon {
    color: var(--color-accent-primary);
    transform: translateX(1px);
    filter: drop-shadow(0 0 10px rgba(66, 106, 244, 0.12));
}

.sidebar-navigation-label {
    display: inline-flex;
    align-items: center;
    font-size: 16px;
    transition:
        font-weight 180ms ease,
        letter-spacing 180ms ease;
}

.sidebar-navigation-link.is-active .sidebar-navigation-label {
    font-weight: 600;
    letter-spacing: 0.01em;
}

/* MAIN CONTENT */

.main-content-area {
    grid-area: main;
    padding: 30px;
    background: var(--color-background);
    min-height: 0;
    overflow: auto;

    transition: background-color 180ms ease;
}

:root:not([data-theme="dark"]) .main-content-area {
    background: #FFFDF5;
}

.page-container {
    max-width: 1200px;
}

/* FOOTER */

.application-footer {
    grid-area: footer;

    display: flex;
    align-items: center;
    justify-content: flex-end;

    padding: 0 20px;

    border-top: 1px solid var(--color-border);

    background: transparent;

    transition:
        background-color 180ms ease,
        border-color 180ms ease;
}

.footer-right-icons {
    display: flex;
    align-items: center;
    gap: 18px;

    transform: translateY(-2px);
}

.footer-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    color: var(--color-text);
    opacity: 0.35;

    text-decoration: none;

    transition:
        color 180ms ease,
        opacity 180ms ease;
}

.footer-icon svg {
    width: 18px;
    height: 18px;
}

.footer-icon:hover {
    opacity: 1;
}