/* ═══════════════════════════════════════════════════════
   ECOMANAGER AI — Sidebar Styles
   ═══════════════════════════════════════════════════════ */

.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    background: rgba(8, 8, 20, 0.95);
    border-right: 1px solid var(--border-color);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: width var(--transition-base), background 0.4s ease, border-color 0.4s ease;
    overflow: hidden;
}

.sidebar::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, rgba(99,102,241,0.3), transparent 30%, transparent 70%, rgba(6,182,212,0.3));
}

/* ══════ SIDEBAR HEADER ══════ */
.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    height: var(--topbar-height);
    flex-shrink: 0;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-size: 1.1rem;
    color: white;
    position: relative;
    flex-shrink: 0;
}

.logo-pulse {
    position: absolute;
    inset: -3px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    opacity: 0;
    animation: logoPulse 3s ease-in-out infinite;
}

.logo-text {
    display: flex;
    align-items: baseline;
    gap: 6px;
    overflow: hidden;
    white-space: nowrap;
}

.logo-name {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #f0f0ff 0%, #8888aa 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 7px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--radius-sm);
    letter-spacing: 0.5px;
}

.sidebar-toggle {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-tertiary);
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}

.sidebar-toggle:hover {
    background: var(--bg-glass);
    color: var(--text-primary);
}

/* ══════ SIDEBAR SEARCH ══════ */
.sidebar-search {
    padding: 0 16px 12px;
    flex-shrink: 0;
}

.search-box {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.search-box:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.08);
}

.search-box i {
    color: var(--text-muted);
    font-size: 0.85rem;
    flex-shrink: 0;
}

.search-box input {
    flex: 1;
    font-size: 0.85rem;
    min-width: 0;
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.search-box kbd {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 2px 6px;
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-muted);
    flex-shrink: 0;
}

/* ══════ SIDEBAR NAV ══════ */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 4px 12px;
}

.nav-section {
    margin-bottom: 8px;
}

.nav-section-title {
    display: block;
    padding: 12px 12px 6px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-muted);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    margin-bottom: 2px;
}

.nav-item:hover {
    background: var(--bg-glass);
}

.nav-item.active {
    background: rgba(var(--accent-primary-rgb), 0.1);
}

.nav-item.active .nav-icon {
    color: var(--accent-primary);
}

.nav-item.active .nav-label {
    color: var(--text-primary);
    font-weight: 600;
}

.nav-indicator {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 24px;
    background: var(--gradient-primary);
    border-radius: 0 var(--radius-full) var(--radius-full) 0;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.nav-item.active .nav-indicator {
    opacity: 1;
}

.nav-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: var(--text-tertiary);
    flex-shrink: 0;
    transition: color var(--transition-fast);
}

.nav-label {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color var(--transition-fast);
}

.nav-badge {
    margin-left: auto;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    background: rgba(var(--accent-primary-rgb), 0.15);
    color: var(--accent-primary);
    border: 1px solid rgba(var(--accent-primary-rgb), 0.2);
    letter-spacing: 0.5px;
    flex-shrink: 0;
}

.nav-badge.pulse {
    animation: badgePulse 2s ease-in-out infinite;
}

.nav-count {
    margin-left: auto;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    flex-shrink: 0;
}

.nav-count.notify {
    background: var(--accent-rose);
    color: white;
    padding: 1px 7px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
}

/* ══════ SIDEBAR FOOTER ══════ */
.sidebar-footer {
    padding: 12px 16px 16px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.ai-status {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    margin-bottom: 12px;
    background: rgba(var(--accent-emerald-rgb), 0.08);
    border: 1px solid rgba(var(--accent-emerald-rgb), 0.15);
    border-radius: var(--radius-md);
    font-size: 0.78rem;
    color: var(--accent-emerald);
    font-weight: 500;
}

.ai-status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-emerald);
    border-radius: 50%;
    flex-shrink: 0;
    animation: statusPulse 2s ease-in-out infinite;
}

.user-card {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.user-card:hover {
    background: var(--bg-glass);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
    background: var(--bg-glass);
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.user-status-dot {
    position: absolute;
    bottom: -1px;
    right: -1px;
    width: 10px;
    height: 10px;
    background: var(--accent-emerald);
    border: 2px solid var(--bg-secondary);
    border-radius: 50%;
}

.user-info {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    flex: 1;
    min-width: 0;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 0.72rem;
    color: var(--text-tertiary);
}

.user-menu-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.85rem;
    flex-shrink: 0;
}

.user-menu-btn:hover {
    background: var(--bg-glass);
    color: var(--text-secondary);
}

/* ══════ COLLAPSED STATE ══════ */
.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar.collapsed .logo-text,
.sidebar.collapsed .search-box input,
.sidebar.collapsed .search-box kbd,
.sidebar.collapsed .nav-section-title,
.sidebar.collapsed .nav-label,
.sidebar.collapsed .nav-badge,
.sidebar.collapsed .nav-count,
.sidebar.collapsed .ai-status span,
.sidebar.collapsed .user-info,
.sidebar.collapsed .user-menu-btn {
    display: none;
}

.sidebar.collapsed .sidebar-search {
    padding: 0 12px 12px;
}

.sidebar.collapsed .search-box {
    justify-content: center;
    padding: 8px;
}

.sidebar.collapsed .nav-item {
    justify-content: center;
    padding: 10px;
}

.sidebar.collapsed .nav-icon {
    margin: 0;
}

.sidebar.collapsed .ai-status {
    justify-content: center;
    padding: 8px;
}

.sidebar.collapsed .user-card {
    justify-content: center;
}

.sidebar.collapsed .sidebar-toggle i {
    transform: rotate(180deg);
}

/* ══════ MOBILE OVERLAY ══════ */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
        z-index: 200;
    }

    .sidebar.mobile-open {
        transform: translateX(0);
    }

    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.6);
        backdrop-filter: blur(4px);
        z-index: 199;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .sidebar-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

/* ══════ KEYFRAMES ══════ */
@keyframes logoPulse {
    0%, 100% { opacity: 0; transform: scale(1); }
    50% { opacity: 0.3; transform: scale(1.1); }
}

@keyframes badgePulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 4px rgba(16, 185, 129, 0); }
}