/* =========================================
   1. VARIABLES & RESET
   ========================================= */
:root {
    /* --- Color Palette (Zinc/Violet Theme) --- */
    --bg-app:       #09090b; /* Zeer donker, bijna zwart */
    --bg-card:      #18181b; /* Iets lichter, voor panelen */
    --bg-hover:     #27272a; /* Hover states */
    --bg-input:     #121214; /* Input velden */
    
    --border:       #27272a; /* Subtiele randen */
    --border-hover: #3f3f46;
    
    --text-main:    #f4f4f5; /* Wit-ish */
    --text-muted:   #a1a1aa; /* Grijs */
    --text-dim:     #52525b; /* Donkergrijs */

    /* --- Brand Colors --- */
    --primary:      #7c3aed; /* Magic Purple */
    --primary-hover:#6d28d9;
    --primary-glow: rgba(124, 58, 237, 0.3);

    /* --- Status Colors --- */
    --success:      #10b981; /* Groen */
    --warning:      #f59e0b; /* Oranje */
    --error:        #ef4444; /* Rood */
    --info:         #3b82f6; /* Blauw */

    /* --- Spacing & Radius --- */
    --radius-sm:    4px;
    --radius-md:    8px;
    --radius-lg:    12px;
    --radius-full:  9999px;
    
    --sidebar-w:    260px;
    --header-h:     64px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-app);
    color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow: hidden; /* App container regelt scroll */
}

a { text-decoration: none; color: inherit; transition: 0.2s; }
ul { list-style: none; }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-app); }
::-webkit-scrollbar-thumb { background: var(--border-hover); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-dim); }

/* =========================================
   2. LAYOUT STRUCTURE
   ========================================= */
.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

.app-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0; /* Voorkomt flex issues */
    background: var(--bg-app);
}

.main-scroll {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* =========================================
   3. SIDEBAR
   ========================================= */
.sidebar {
    width: var(--sidebar-w);
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    z-index: 10;
}

.sidebar .brand {
    height: var(--header-h);
    display: flex;
    align-items: center;
    padding: 0 20px; /* Ruimte links en rechts */
    border-bottom: 1px solid var(--border);
    background-color: var(--bg-card); /* Zorgt dat logo op juiste achtergrond staat */
}

.brand-link {
    display: flex;
    align-items: center;
    width: 100%;
    height: 100%;
}

.brand-logo {
    max-height: 40px; /* Zorgt dat hij in de 64px header past met ruimte */
    max-width: 100%;  /* Zorgt dat hij niet breder wordt dan de sidebar */
    width: auto;      /* Behoudt de breedte-verhouding */
    object-fit: contain; /* Zorgt dat het logo nooit uitrekt/vervormt */
    display: block;
}

.nav-menu {
    flex: 1;
    padding: 20px 15px;
    overflow-y: auto;
}

.nav-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--text-dim);
    margin: 25px 0 10px 10px;
    letter-spacing: 0.05em;
    font-weight: 700;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: var(--text-muted);
    border-radius: var(--radius-md);
    margin-bottom: 2px;
    font-size: 0.95rem;
    font-weight: 500;
}

.nav-item svg { width: 18px; height: 18px; stroke-width: 2px; }

.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-main);
}

.nav-item.active {
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary);
}

/* User Profile Mini (Bottom Sidebar) */
.user-profile-mini {
    padding: 15px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-card);
}

.avatar {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), #a78bfa);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #fff;
    font-size: 0.9rem;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

.user-profile-mini .info { display: flex; flex-direction: column; overflow: hidden; }
.user-profile-mini .name { font-weight: 600; font-size: 0.9rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-profile-mini .role { font-size: 0.75rem; color: var(--text-muted); }

/* =========================================
   4. HEADER & FOOTER
   ========================================= */
.top-header {
    height: var(--header-h);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    background: rgba(24, 24, 27, 0.8); /* Semi-transparent */
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 5;
}

.breadcrumbs { font-size: 0.9rem; color: var(--text-dim); }
.breadcrumbs .current { color: var(--text-main); font-weight: 500; }

.header-actions { display: flex; gap: 10px; }
.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 8px;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.btn-icon:hover { background: var(--bg-hover); color: var(--text-main); }

.app-footer {
    padding: 15px 30px;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-dim);
    display: flex;
    justify-content: space-between;
    background: var(--bg-app);
}

.status-indicator { display: flex; align-items: center; gap: 6px; }
.status-indicator::before { content: ''; display: block; width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 5px var(--success); }

/* =========================================
   5. UI COMPONENTS: CARDS & TYPOGRAPHY
   ========================================= */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.page-header h1 { font-size: 1.8rem; font-weight: 700; letter-spacing: -0.02em; line-height: 1; }
.page-header .subtitle { color: var(--text-muted); margin-top: 5px; font-size: 0.95rem; }

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border);
}
.card-header h2, .card-header h3 { margin: 0; font-size: 1.1rem; }

h1, h2, h3, h4 { color: var(--text-main); font-weight: 600; margin-bottom: 10px; }
p { margin-bottom: 1rem; color: var(--text-muted); }
.text-sm { font-size: 0.875rem; }
.text-muted { color: var(--text-muted); }

/* =========================================
   6. FORMS & INPUTS
   ========================================= */
.form-group { margin-bottom: 20px; }
label { display: block; margin-bottom: 8px; font-size: 0.9rem; font-weight: 500; color: var(--text-main); }

input[type="text"], input[type="email"], input[type="password"], input[type="url"], input[type="number"], select, textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text-main);
    font-size: 0.95rem;
    transition: all 0.2s;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

input:disabled { opacity: 0.6; cursor: not-allowed; }

/* Checkboxes */
input[type="checkbox"] {
    accent-color: var(--primary);
    width: 16px; height: 16px;
    margin-right: 8px;
    vertical-align: middle;
}

/* =========================================
   7. BUTTONS
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all 0.2s;
    gap: 8px;
    white-space: nowrap;
}

.btn:disabled { opacity: 0.6; cursor: not-allowed; }

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}
.btn-primary:hover { background-color: var(--primary-hover); transform: translateY(-1px); }

.btn-secondary { /* Outline button */
    background-color: transparent;
    border-color: var(--border);
    color: var(--text-main);
}
.btn-secondary:hover { background-color: var(--bg-hover); border-color: var(--text-muted); }

.btn-danger { background-color: rgba(239, 68, 68, 0.1); color: var(--error); border: 1px solid transparent; }
.btn-danger:hover { background-color: var(--error); color: white; }

.btn-full { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 0.85rem; }

/* =========================================
   8. TABLES & LISTS
   ========================================= */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: 12px 15px; border-bottom: 1px solid var(--border); color: var(--text-dim); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; }
td { padding: 15px; border-bottom: 1px solid var(--border); font-size: 0.95rem; color: var(--text-muted); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg-hover); color: var(--text-main); }

/* Badges */
.badge { display: inline-block; padding: 4px 8px; border-radius: var(--radius-sm); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; }
.badge-success { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.badge-warning { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.badge-error { background: rgba(239, 68, 68, 0.1); color: var(--error); }
.badge-neutral { background: var(--bg-hover); color: var(--text-muted); }

/* =========================================
   9. UTILITIES & GRIDS
   ========================================= */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

@media (max-width: 1024px) {
    .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .sidebar { display: none; /* Mobile menu logic zou hier moeten */ }
    .app-container { flex-direction: column; }
}

.mt-2 { margin-top: 10px; }
.mt-4 { margin-top: 20px; }
.mb-4 { margin-bottom: 20px; }
.flex-end { display: flex; justify-content: flex-end; }
.hidden { display: none !important; }

/* =========================================
   10. SPECIAL COMPONENTS
   ========================================= */

/* Console Output (Import Tool) */
.console-output {
    background: #000;
    padding: 15px;
    border-radius: var(--radius-md);
    font-family: 'Courier New', monospace;
    font-size: 0.85rem;
    height: 250px;
    overflow-y: auto;
    border: 1px solid var(--border);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.5);
}
.log-line { margin-bottom: 5px; border-bottom: 1px solid rgba(255,255,255,0.05); padding-bottom: 2px; }
.log-success { color: var(--success); }
.log-error { color: var(--error); }
.log-info { color: var(--info); }

/* Stat Card specific */
.stat { font-size: 2.5rem; font-weight: 700; color: var(--text-main); margin: 10px 0; }
.stat-trend { font-size: 0.9rem; color: var(--success); display: flex; align-items: center; gap: 5px; }

/* Login Page Wrapper */
.login-wrapper {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, #1e1e24 0%, var(--bg-app) 100%);
}
.login-card { width: 100%; max-width: 400px; padding: 40px; }
.login-card h2 { text-align: center; margin-bottom: 30px; font-size: 1.5rem; }

/* Tab Navigation (Podcast Detail) */
.tab-nav {
    display: flex;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 30px;
}
.tab-nav a {
    padding: 10px 0;
    color: var(--text-muted);
    font-weight: 500;
    border-bottom: 2px solid transparent;
}
.tab-nav a:hover { color: var(--text-main); }
.tab-nav a.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}