/** File: assets/css/style.css **/

:root { 
    /* --- CUSTOM PALETTE VARIABLES --- */
    --bg-main: #0f172a;           /* Deep Slate (Body) */
    --bg-card: #1e293b;           /* Slate 800 (Cards/Modals) */
    --bg-sidebar: #020617;        /* Almost Black (Sidebar) */
    --primary-cafe: #6366f1;      /* Indigo 500 (Primary Brand) */
    --text-main: #f1f5f9;         /* Slate 100 (Primary Text) */
    --text-muted: #94a3b8;        /* Slate 400 (Secondary Text) */
    --border-color: #334155;      /* Slate 700 (Borders/Dividers) */
    
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 85px;
    --card-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --transition-speed: 0.3s;

    /* --- BOOTSTRAP OVERRIDES (Dark Mode Mapping) --- */
    --bs-body-bg: var(--bg-main);
    --bs-body-color: var(--text-main);
    --bs-card-bg: var(--bg-card);
    --bs-border-color: var(--border-color);
    --bs-primary: var(--primary-cafe);
    --bs-secondary-color: var(--text-muted);
}

/* --- GLOBAL UI FIXES --- */
body { 
    font-family: 'Inter', sans-serif; 
    overflow-x: hidden;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) var(--bg-main);
}

#db-wrapper { display: flex; min-height: 100vh; }

/* Custom Scrollbars */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-main); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* --- SIDEBAR CORE --- */
.sidebar { 
    width: var(--sidebar-width); 
    background-color: var(--bg-sidebar) !important; 
    border-right: 1px solid var(--border-color); 
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; height: 100vh; z-index: 1040;
    transition: width var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar .logo-text { color: var(--text-main) !important; }
.sidebar .border-bottom, .sidebar .border-top { border-color: var(--border-color) !important; }

.nav-link { 
    color: var(--text-muted); 
    padding: 0.75rem 1.25rem; 
    border-radius: 0.75rem; 
    margin: 0.1rem 0.75rem;
    font-size: 0.9rem;
    display: flex; align-items: center; text-decoration: none;
    transition: all 0.2s ease;
}
.nav-link:hover { background: rgba(255,255,255,0.05); color: var(--primary-cafe); }
.nav-link.active { background-color: var(--primary-cafe) !important; color: #fff !important; }
.nav-link i { font-size: 1.25rem; margin-right: 0.75rem; }

/* Sidebar Accordions */
.nav-label {
    cursor: pointer;
    user-select: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem 0.5rem;
    color: var(--text-muted);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.nav-label i.chevron { font-size: 0.8rem; transition: transform 0.3s ease; }
.nav-label.collapsed i.chevron { transform: rotate(-90deg); }

.collapse-container { 
    overflow: hidden; 
    max-height: 500px;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1); 
}
.collapse-container.hidden { max-height: 0; }

/* Sidebar Collapse Logic */
.sidebar.collapsed { width: var(--sidebar-collapsed-width); }
.sidebar.collapsed .nav-label, 
.sidebar.collapsed .nav-text, 
.sidebar.collapsed .logo-text,
.sidebar.collapsed .chevron { display: none !important; }
.sidebar.collapsed .nav-link { justify-content: center; padding: 0.75rem 0; margin: 0.2rem 0.5rem; }
.sidebar.collapsed .nav-link i { margin-right: 0; font-size: 1.4rem; }

#sidebarToggle {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 1.2rem;
}

/* --- MAIN CONTENT & TRANSITIONS --- */
.content { 
    flex: 1; margin-left: var(--sidebar-width); padding: 2.5rem; min-width: 0;
    transition: margin-left var(--transition-speed) ease;
}
.sidebar.collapsed + .content { margin-left: var(--sidebar-collapsed-width); }

.htmx-swapping { opacity: 0; transition: opacity 0.2s ease-out; }
.htmx-added { animation: fadeIn 0.3s ease-in forwards; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- CARD & UI ELEMENT FIXES --- */
.card { 
    border: 1px solid var(--border-color); 
    box-shadow: var(--card-shadow); 
    border-radius: 1rem;
}

/* Override bg-light containers to use transparent cards */
.bg-light.rounded.p-3 {
    background-color: rgba(255, 255, 255, 0.03) !important;
    border: 1px solid var(--border-color) !important;
}

/* List Groups (Fixes Dashboard Alerts) */
.list-group-item {
    background-color: transparent !important;
    border-color: var(--border-color) !important;
    color: var(--text-main) !important;
}

/* --- TABLE DARK THEME REFINEMENT --- */
.table { 
    --bs-table-bg: transparent; 
    --bs-table-border-color: var(--border-color);
    --bs-table-hover-bg: rgba(255, 255, 255, 0.02);
    color: var(--text-main);
}
.table thead th {
    background-color: rgba(255, 255, 255, 0.03) !important;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    border-bottom: 1px solid var(--border-color);
}

/* --- FORM CONTROLS --- */
.form-control, .form-select {
    background-color: rgba(0, 0, 0, 0.2) !important;
    border-color: var(--border-color) !important;
    color: var(--text-main) !important;
}
.form-control:focus, .form-select:focus {
    border-color: var(--primary-cafe) !important;
    box-shadow: 0 0 0 0.25rem rgba(99, 102, 241, 0.2);
}

/* --- MODALS --- */
.modal-content {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
}
.btn-close { filter: invert(1) grayscale(100%) brightness(200%); }

/* --- DASHBOARD CHART --- */
#performanceChart {
    background-color: rgba(255, 255, 255, 0.01);
    border-radius: 0.5rem;
    padding: 10px;
}

/* Mobile View */
@media (max-width: 992px) {
    .sidebar { transform: translateX(-100%); width: var(--sidebar-width) !important; }
    .content { margin-left: 0 !important; padding: 1.5rem; }
}