/* Sidebar navigation styles */

.gtuit-app__sidebar {
    --gtuit-sidebar-padding-y: 18px;
    --gtuit-sidebar-padding-x: 14px;
    --gtuit-sidebar-gap: 16px;
    --gtuit-sidebar-nav-gap: 12px;
    --gtuit-sidebar-list-gap: 6px;
    --gtuit-sidebar-item-padding-y: 8px;
    --gtuit-sidebar-item-padding-x: 10px;
    --gtuit-sidebar-item-gap: 9px;
    --gtuit-sidebar-icon-size: 18px;
    --gtuit-sidebar-icon-font-size: 16px;
    --gtuit-sidebar-title-size: 14px;
    --gtuit-sidebar-group-title-size: 11px;

    flex: 0 0 var(--sidebar-width);
    width: var(--sidebar-width);
    min-width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--gtuit-sidebar-bg-start, #eef4ff), var(--gtuit-sidebar-bg-end, #f3f7ff));
    border: 1px solid #e6eaf1;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.06);
    padding: var(--gtuit-sidebar-padding-y) var(--gtuit-sidebar-padding-x);
    position: sticky;
    top: calc(var(--gtuit-header-offset, 0px) + var(--gtuit-shell-padding-top, 24px));
    height: calc(100vh - var(--gtuit-header-offset, 0px) - var(--gtuit-shell-padding-top, 24px) - var(--gtuit-shell-padding-bottom, 40px));
    display: flex;
    flex-direction: column;
    gap: var(--gtuit-sidebar-gap);
    transition: width 0.3s ease, min-width 0.3s ease, padding 0.3s ease, align-items 0.3s ease, flex-basis 0.3s ease;
    overflow: hidden;
}

html[data-gtuit-theme="rainbow"] .gtuit-app__sidebar {
    background: linear-gradient(
            180deg,
            rgb(var(--gtuit-rainbow-1-rgb, 239 68 68) / 0.22),
            rgb(var(--gtuit-rainbow-2-rgb, 34 197 94) / 0.18),
            rgb(var(--gtuit-rainbow-3-rgb, 59 130 246) / 0.22)
        ),
        linear-gradient(180deg, var(--gtuit-sidebar-bg-start, #eef4ff), var(--gtuit-sidebar-bg-end, #f3f7ff));
    border-color: rgba(148, 163, 184, 0.26);
}

.gtuit-app__sidebar-header {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.gtuit-app__sidebar-title {
    margin: 0;
    font-size: var(--gtuit-sidebar-title-size);
    font-weight: 700;
    color: var(--color-slate-900);
}

.gtuit-app__sidebar-search {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #ffffff;
    border: 1px solid #dfe4f4;
    border-radius: 999px;
    padding: 8px 12px;
}

.gtuit-app__sidebar-search input {
    border: none;
    background: transparent;
    font-size: 13px;
    color: rgba(51, 65, 85, 0.85);
    flex: 1;
    transition: color 0.18s ease;
}

.gtuit-app__sidebar-search input:focus {
    outline: none;
    color: var(--color-slate-900);
}

.gtuit-app__sidebar-search:focus-within {
    border-color: rgb(var(--gtuit-accent-200-rgb) / 0.62);
    box-shadow: 0 0 0 2px rgb(var(--gtuit-accent-200-rgb) / 0.45);
}

.gtuit-app__sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: var(--gtuit-sidebar-nav-gap);
}

.gtuit-app__nav-group-title {
    margin: 0;
    padding: 0 4px;
    font-size: var(--gtuit-sidebar-group-title-size);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(15, 23, 42, 0.55);
    transition: opacity 0.2s ease, margin 0.25s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    line-height: 1.1;
}

.gtuit-app__nav-group-title::after {
    content: '';
    flex: 1 1 auto;
    height: 1px;
    background: rgba(148, 163, 184, 0.35);
}

.gtuit-app__nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--gtuit-sidebar-list-gap);
}

.gtuit-app__nav-item a {
    display: flex;
    align-items: center;
    gap: var(--gtuit-sidebar-item-gap);
    padding: var(--gtuit-sidebar-item-padding-y) var(--gtuit-sidebar-item-padding-x);
    border-radius: 12px;
    color: var(--color-slate-700);
    text-decoration: none;
    border: 1px solid transparent;
    position: relative;
    transform: translateZ(0) scale(1);
    transform-origin: center;
    backface-visibility: hidden;
    transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, transform 0.34s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.gtuit-app__nav-label {
    flex: 1 1 auto;
    min-width: 0;
}

.gtuit-app__nav-pill {
    margin-left: auto;
}

.gtuit-app__nav-icon {
    width: var(--gtuit-sidebar-icon-size);
    height: var(--gtuit-sidebar-icon-size);
    display: grid;
    place-items: center;
    font-size: var(--gtuit-sidebar-icon-font-size);
    color: inherit;
}

.gtuit-app__nav-item.is-active a {
    background: #ffffff;
    border: 1px solid rgb(var(--gtuit-accent-600-rgb) / 0.18);
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
    color: var(--color-slate-900);
}

.gtuit-app__nav-item.is-active .gtuit-app__nav-icon {
    color: rgb(var(--gtuit-accent-700-rgb) / 0.68);
}

.gtuit-app__nav-item a:hover,
.gtuit-app__nav-item a:focus-visible {
    background: rgba(226, 232, 240, 0.5);
    color: var(--color-slate-900);
    transform: translateZ(0) scale(1.03);
}

.gtuit-app__nav-item a:active {
    transform: translateZ(0) scale(0.985);
}

.gtuit-app__nav-label--quick-link {
    flex: 1 1 auto;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gtuit-app__nav-item--manage a,
.gtuit-app__nav-item--add a {
    font-size: 12px;
    color: rgba(15, 23, 42, 0.65);
    background: transparent;
    border: 1px dashed rgba(148, 163, 184, 0.4);
}

.gtuit-app__nav-item--manage a:hover,
.gtuit-app__nav-item--add a:hover {
    background: rgba(226, 232, 240, 0.45);
    border-color: rgba(148, 163, 184, 0.6);
    color: var(--color-slate-900);
}

.gtuit-app__nav-item--manage .gtuit-app__nav-icon {
    font-size: 14px;
}

.gtuit-app.is-collapsed .gtuit-app__sidebar,
html.gtuit-sidebar-prefers-collapsed .gtuit-app__sidebar {
    padding: 18px 12px;
    align-items: center;
}

.gtuit-app.is-collapsed .gtuit-app__sidebar-header,
.gtuit-app.is-collapsed .gtuit-app__sidebar-title,
.gtuit-app.is-collapsed .gtuit-app__nav-group-title,
html.gtuit-sidebar-prefers-collapsed .gtuit-app__sidebar-header,
html.gtuit-sidebar-prefers-collapsed .gtuit-app__sidebar-title,
html.gtuit-sidebar-prefers-collapsed .gtuit-app__nav-group-title {
    display: none;
}

.gtuit-app.is-collapsed .gtuit-app__nav-item a,
html.gtuit-sidebar-prefers-collapsed .gtuit-app__nav-item a {
    justify-content: center;
    border-radius: 16px;
    padding: 10px;
}

.gtuit-app.is-collapsed .gtuit-app__nav-label,
html.gtuit-sidebar-prefers-collapsed .gtuit-app__nav-label {
    display: none;
}

.gtuit-app.is-collapsed .gtuit-app__nav-pill,
html.gtuit-sidebar-prefers-collapsed .gtuit-app__nav-pill {
    position: absolute;
    top: 4px;
    right: 6px;
    min-width: 16px;
    height: 16px;
    padding: 0 4px;
    font-size: 9px;
    margin-left: 0;
}

@media (max-width: 900px) {
    .gtuit-app__sidebar {
        position: relative;
        top: 0;
        flex: 0 0 auto;
        width: 100%;
        min-width: 0;
        height: auto;
    }
}

@media (max-height: 820px) {
    .gtuit-app__sidebar {
        --gtuit-sidebar-padding-y: 16px;
        --gtuit-sidebar-padding-x: 12px;
        --gtuit-sidebar-gap: 14px;
        --gtuit-sidebar-nav-gap: 10px;
        --gtuit-sidebar-list-gap: 6px;
        --gtuit-sidebar-item-padding-y: 7px;
        --gtuit-sidebar-item-padding-x: 10px;
        --gtuit-sidebar-item-gap: 8px;
        --gtuit-sidebar-icon-size: 18px;
        --gtuit-sidebar-icon-font-size: 16px;
        --gtuit-sidebar-title-size: 13px;
        --gtuit-sidebar-group-title-size: 10px;
    }
}

@media (max-height: 740px) {
    .gtuit-app__sidebar {
        --gtuit-sidebar-padding-y: 14px;
        --gtuit-sidebar-padding-x: 11px;
        --gtuit-sidebar-gap: 12px;
        --gtuit-sidebar-nav-gap: 9px;
        --gtuit-sidebar-list-gap: 5px;
        --gtuit-sidebar-item-padding-y: 6px;
        --gtuit-sidebar-item-padding-x: 9px;
        --gtuit-sidebar-item-gap: 8px;
        --gtuit-sidebar-icon-size: 17px;
        --gtuit-sidebar-icon-font-size: 15px;
        --gtuit-sidebar-title-size: 12px;
        --gtuit-sidebar-group-title-size: 10px;
    }

    .gtuit-app__sidebar-header {
        display: none;
    }
}