/* ==========================================================================
   KEYWORK v4 - Left Sidebar Navigation
   Modes: expanded (200px, icon + text), slim (64px, icon only)
   ========================================================================== */

/* ========== Site Layout Wrapper ========== */

.site-layout {
    display: flex;
    width: 100%;
    max-width: 1680px;
    margin: 0 auto;
    padding: 0 24px;
    align-items: flex-start;
    gap: 24px;
    box-sizing: border-box;
}

.site-content {
    flex: 1;
    min-width: 0;
}

/* ========== Left Navigation ========== */

.left-nav {
    width: 200px;
    flex-shrink: 0;
    position: sticky;
    top: 64px;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    padding: 24px 0;
    z-index: 10;
    scrollbar-width: thin;
    scrollbar-color: transparent transparent;
}

.left-nav:hover {
    scrollbar-color: rgba(0,0,0,0.15) transparent;
}

.left-nav::-webkit-scrollbar {
    width: 4px;
}

.left-nav::-webkit-scrollbar-track {
    background: transparent;
}

.left-nav::-webkit-scrollbar-thumb {
    background: transparent;
    border-radius: 4px;
}

.left-nav:hover::-webkit-scrollbar-thumb {
    background: rgba(0,0,0,0.15);
}

.left-nav__inner {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-3) 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.left-nav__title {
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--spacing-1) var(--spacing-4);
    margin-bottom: 0;
}

.left-nav__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: 7px var(--spacing-4);
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    transition: all 0.15s ease;
    border-left: 3px solid transparent;
}

.left-nav__item:hover {
    background: #eff6ff;
    color: #2563eb;
    border-left-color: #3b82f6;
}

.left-nav__item.active {
    background: #eff6ff;
    color: #2563eb;
    border-left-color: #3b82f6;
    font-weight: 600;
}

.left-nav__item-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: #eff6ff;
    flex-shrink: 0;
}

.left-nav__item-icon i {
    font-size: 14px;
    color: #3b82f6;
}

.left-nav__item:hover .left-nav__item-icon {
    background: #dbeafe;
}

.left-nav__item.active .left-nav__item-icon {
    background: #dbeafe;
}

.left-nav__item-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ========== Apps Section ========== */

.left-nav__apps {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.left-nav__apps-title {
    font-size: 10px;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 4px var(--spacing-4) 8px;
}

.left-nav__apps-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px var(--spacing-4);
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    transition: all 0.15s ease;
    border-left: 3px solid transparent;
}

.left-nav__apps-item:hover {
    background: #f0fdf4;
    color: #16a34a;
    border-left-color: #22c55e;
}

.left-nav__apps-item.active {
    background: #f0fdf4;
    color: #16a34a;
    border-left-color: #22c55e;
    font-weight: 600;
}

.left-nav__apps-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: #f0fdf4;
    flex-shrink: 0;
}

.left-nav__apps-icon i {
    font-size: 12px;
    color: #22c55e;
}

.left-nav__apps-item:hover .left-nav__apps-icon {
    background: #dcfce7;
}

.left-nav__apps-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1;
    min-width: 0;
}

.left-nav__apps-badge {
    font-size: 9px;
    font-weight: 700;
    color: #16a34a;
    background: #dcfce7;
    padding: 2px 6px;
    border-radius: 4px;
    flex-shrink: 0;
}

[data-theme="dark"] .left-nav__apps-item:hover {
    background: rgba(34, 197, 94, 0.1);
    color: #4ade80;
    border-left-color: #4ade80;
}

[data-theme="dark"] .left-nav__apps-item.active {
    background: rgba(34, 197, 94, 0.1);
    color: #4ade80;
    border-left-color: #4ade80;
}

[data-theme="dark"] .left-nav__apps-icon {
    background: rgba(34, 197, 94, 0.15);
}

[data-theme="dark"] .left-nav__apps-icon i {
    color: #4ade80;
}

[data-theme="dark"] .left-nav__apps-badge {
    background: rgba(34, 197, 94, 0.15);
    color: #4ade80;
}

/* ========== Slim Mode ========== */

.left-nav--slim {
    width: 64px;
}

.left-nav--slim .left-nav__inner {
    padding: var(--spacing-2) 0;
}

.left-nav--slim .left-nav__item {
    justify-content: center;
    padding: 10px 0;
    border-left: none;
    border-radius: 0;
}

.left-nav--slim .left-nav__item:hover {
    border-left: none;
}

.left-nav--slim .left-nav__item.active {
    border-left: none;
}

.left-nav--slim .left-nav__item-icon {
    width: 36px;
    height: 36px;
}

/* ========== Header Nav Hidden (sidebar replaces it) ========== */

body.has-sidebar .header__nav {
    display: none !important;
}

/* ========== Container Overrides Inside Site Layout ========== */

/* Homepage container: remove fixed width, let site-content control */
.site-layout .container--home {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    padding: 0 !important;
}

/* Homepage grid: flexible columns instead of fixed */
.site-layout .home-layout {
    width: auto !important;
    max-width: none !important;
    min-width: 0 !important;
    grid-template-columns: 1fr 320px !important;
}

.site-layout .home-main {
    width: auto !important;
    max-width: none !important;
    min-width: 0 !important;
}

/* Other page containers inside site-layout */
.site-content > .container {
    padding-left: 0;
    padding-right: 0;
}

/* ========== Dark Mode ========== */

[data-theme="dark"] .left-nav__item:hover {
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    border-left-color: #60a5fa;
}

[data-theme="dark"] .left-nav__item.active {
    background: rgba(59, 130, 246, 0.1);
    color: #60a5fa;
    border-left-color: #60a5fa;
}

[data-theme="dark"] .left-nav__item-icon {
    background: rgba(59, 130, 246, 0.15);
}

[data-theme="dark"] .left-nav__item:hover .left-nav__item-icon,
[data-theme="dark"] .left-nav__item.active .left-nav__item-icon {
    background: rgba(59, 130, 246, 0.25);
}

[data-theme="dark"] .left-nav__item-icon i {
    color: #60a5fa;
}

/* ========== Mobile: Hide Sidebar ========== */

@media (max-width: 768px) {
    .site-layout {
        display: block;
        padding: 0;
        max-width: 100%;
    }

    .left-nav {
        display: none !important;
    }

    .site-content {
        width: 100%;
    }

    /* Restore container padding on mobile */
    .site-content > .container {
        padding-left: var(--container-padding);
        padding-right: var(--container-padding);
    }

    .site-layout .container--home {
        padding: 0 16px !important;
    }
}