@import url('https://fonts.googleapis.com/css2?family=Press+Start+2P&family=Orbitron:wght@400;700;900&family=Rajdhani:wght@300;400;500;600;700&display=swap');

:root {
    /* Vaporwave/Retro 80s Color Palette - Dark Mode (Default) */
    --bg-primary: #0a0a12;
    --bg-secondary: #12121f;
    --bg-card: #1a1a2e;
    --bg-card-hover: #252540;
    --text-primary: #e0e0e8;
    --text-secondary: #9090a8;
    --text-muted: #606080;
    
    --neon-pink: #ff2a6d;
    --neon-cyan: #05d9e8;
    --neon-purple: #d300c5;
    --neon-orange: #ff6b35;
    --neon-yellow: #ffe600;
    --neon-green: #00ff88;
    
    --primary: var(--neon-cyan);
    --secondary: var(--neon-purple);
    --success: var(--neon-green);
    --danger: var(--neon-pink);
    --warning: var(--neon-orange);
    --info: var(--neon-cyan);
    
    --border-color: #2a2a4a;
    --shadow-color: rgba(5, 217, 232, 0.15);
    
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Rajdhani', sans-serif;
    --font-retro: 'Press Start 2P', cursive;
    
    --gradient-1: linear-gradient(135deg, #05d9e8 0%, #d300c5 100%);
    --gradient-2: linear-gradient(45deg, #ff2a6d, #ff6b35);
    --gradient-dark: linear-gradient(180deg, #0a0a12 0%, #12121f 100%);
}

/* Light Mode */
[data-theme="light"] {
    --bg-primary: #f0f0f8;
    --bg-secondary: #e8e8f0;
    --bg-card: #ffffff;
    --bg-card-hover: #f8f8ff;
    --text-primary: #1a1a2e;
    --text-secondary: #505070;
    --text-muted: #8080a0;
    
    --neon-pink: #d4005a;
    --neon-cyan: #0088aa;
    --neon-purple: #a00090;
    --neon-orange: #dd5510;
    --neon-yellow: #ccaa00;
    --neon-green: #00aa55;
    
    --primary: var(--neon-cyan);
    --secondary: var(--neon-purple);
    --border-color: #d0d0e0;
    --shadow-color: rgba(0, 136, 170, 0.1);
}

[data-theme="light"] {
    --bg-primary: #f5f5fa;
    --bg-secondary: #ebebf0;
    --bg-card: #ffffff;
    --text-primary: #1a1a2e;
    --text-secondary: #505070;
}

* {
    box-sizing: border-box;
}

html {
    scrollbar-width: thin;
    scrollbar-color: var(--neon-cyan) var(--bg-secondary);
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-weight: 500;
    transition: background-color 0.3s ease, color 0.3s ease;
    background-image: 
        radial-gradient(ellipse at top, rgba(5, 217, 232, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(211, 0, 197, 0.03) 0%, transparent 50%);
}

main {
    flex: 1;
}

/* Neon Glow Effects */
.neon-text {
    text-shadow: 
        0 0 5px var(--neon-cyan),
        0 0 10px var(--neon-cyan),
        0 0 20px var(--neon-cyan);
}

.neon-text-pink {
    text-shadow: 
        0 0 5px var(--neon-pink),
        0 0 10px var(--neon-pink),
        0 0 20px var(--neon-pink);
}

.neon-border {
    border: 1px solid var(--neon-cyan);
    box-shadow: 
        0 0 5px var(--neon-cyan),
        inset 0 0 5px rgba(5, 217, 232, 0.1);
}

.neon-border-pink {
    border: 1px solid var(--neon-pink);
    box-shadow: 
        0 0 5px var(--neon-pink),
        inset 0 0 5px rgba(255, 42, 109, 0.1);
}

/* Navbar */
.navbar {
    background: rgba(18, 18, 31, 0.95) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-body);
    font-weight: 600;
}

[data-theme="light"] .navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 1.4rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
}

.nav-link {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.2s ease;
    color: var(--text-secondary) !important;
}

.nav-link:hover, .nav-link.active {
    color: var(--neon-cyan) !important;
    text-shadow: 0 0 8px var(--neon-cyan);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
    /* Bootstrap setzt color: var(--bs-body-color) welches standardmäßig #212529 ist.
       Hier überschreiben wir das mit unserem Theme-Wert. */
    color: var(--text-primary);
}

.card:hover {
    transform: translateY(-3px);
    border-color: var(--neon-cyan);
    box-shadow: 0 0 20px var(--shadow-color);
}

.card-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--neon-cyan);
}

/* Bootstrap list-group-item überschreibt ebenfalls die Farbe */
.list-group-item {
    color: var(--text-primary);
    background-color: var(--bg-card);
    border-color: var(--border-color);
}

.list-group-item-action:hover {
    background-color: var(--bg-card-hover);
    color: var(--text-primary);
}

/* Buttons */
.btn {
    font-family: var(--font-body);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.btn-primary {
    background: transparent;
    border: 2px solid var(--neon-cyan);
    color: var(--neon-cyan);
}

.btn-primary:hover {
    background: var(--neon-cyan);
    color: var(--bg-primary);
    box-shadow: 0 0 15px var(--neon-cyan);
}

.btn-outline-primary {
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
}

.btn-outline-primary:hover {
    background: var(--neon-cyan);
    color: var(--bg-primary);
    box-shadow: 0 0 15px var(--neon-cyan);
}

.btn-outline-danger {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
}

.btn-outline-danger:hover {
    background: var(--neon-pink);
    color: white;
    box-shadow: 0 0 15px var(--neon-pink);
}

/* Forms */
.form-control, .form-select {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    border-radius: 4px;
}

.form-control:focus, .form-select:focus {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 10px rgba(5, 217, 232, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

[data-theme="light"] .form-control, 
[data-theme="light"] .form-select {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

/* Modals */
.modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-display);
    color: var(--neon-cyan);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
}

.btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

[data-theme="light"] .btn-close {
    filter: none;
}

/* Tables */
.table {
    color: var(--text-primary);
}

.table :is(th, td) {
    border-color: var(--border-color) !important;
}

.table :is(th) {
    background: var(--bg-secondary);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--neon-cyan) !important;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 1px;
}

[data-theme="dark"] h1, 
[data-theme="dark"] h2, 
[data-theme="dark"] h3, 
[data-theme="dark"] h4 {
    color: var(--neon-cyan);
    text-shadow: 0 0 10px rgba(5, 217, 232, 0.3);
}

[data-theme="light"] h1, 
[data-theme="light"] h2, 
[data-theme="light"] h3, 
[data-theme="light"] h4 {
    color: #005577;
}

h1 {
    font-size: 1.8rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

dt {
    color: var(--neon-cyan) !important;
    font-weight: 600;
}

dd {
    color: var(--text-primary);
}

.form-label {
    color: var(--text-primary) !important;
    font-weight: 500;
}

small, .text-muted {
    color: var(--neon-cyan) !important;
    opacity: 0.9;
}

[data-theme="dark"] .card-body p,
[data-theme="dark"] .card-text,
[data-theme="dark"] .small {
    color: var(--text-primary) !important;
}

[data-theme="dark"] h3 {
    color: var(--neon-cyan) !important;
    text-shadow: 0 0 10px var(--neon-cyan);
}

.card-title {
    color: var(--neon-cyan);
    font-family: var(--font-display);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.card-text, p {
    color: var(--text-primary);
}

/* Links */
a {
    color: var(--neon-cyan);
    transition: all 0.2s ease;
}

a:hover {
    color: var(--neon-pink);
    text-shadow: 0 0 8px var(--neon-pink);
}

/* Badges */
.badge {
    font-family: var(--font-body);
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Alerts */
.alert {
    border-radius: 4px;
    border: 1px solid transparent;
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--neon-green);
    color: var(--neon-green);
}

.alert-danger {
    background: rgba(255, 42, 109, 0.1);
    border-color: var(--neon-pink);
    color: var(--neon-pink);
}

.alert-info {
    background: rgba(5, 217, 232, 0.1);
    border-color: var(--neon-cyan);
    color: var(--neon-cyan);
}

/* Dropdowns */
.dropdown-menu {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
}

.dropdown-item {
    color: var(--text-secondary);
}

.dropdown-item:hover {
    background: var(--bg-secondary);
    color: var(--neon-cyan);
}

/* Hero Section */
.hero-section {
    background: var(--gradient-dark);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 2px,
            rgba(5, 217, 232, 0.03) 2px,
            rgba(5, 217, 232, 0.03) 4px
        );
    pointer-events: none;
}

.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* Feature Icons */
.feature-icon {
    font-size: 3rem;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Footer */
footer {
    margin-top: auto;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    font-family: var(--font-body);
}

/* Chat Specific */
.chat-bubble {
    border-radius: 1.25rem;
    font-family: var(--font-body);
    color: #1a1a2e !important;
}

.chat-bubble small {
    color: rgba(26, 26, 46, 0.7) !important;
}

.chat-bubble a {
    color: rgba(26, 26, 46, 0.8) !important;
}

.room-card {
    border: 1px solid var(--border-color);
}

.room-card:hover {
    border-color: var(--neon-purple);
    box-shadow: 0 0 20px rgba(211, 0, 197, 0.2);
}

/* Gallery */
.gallery-thumb {
    border: 2px solid var(--border-color);
    transition: all 0.3s ease;
}

.gallery-thumb:hover {
    border-color: var(--neon-cyan);
    box-shadow: 0 0 15px var(--neon-cyan);
}

/* Calendar */
.fc {
    --fc-border-color: var(--border-color);
    --fc-button-text-color: var(--text-primary);
    --fc-button-bg-color: var(--bg-card);
    --fc-button-border-color: var(--border-color);
    --fc-button-hover-bg-color: var(--bg-secondary);
    --fc-button-hover-border-color: var(--neon-cyan);
    --fc-button-active-bg-color: var(--neon-cyan);
    --fc-button-active-border-color: var(--neon-cyan);
    --fc-event-bg-color: var(--neon-pink);
    --fc-event-border-color: var(--neon-pink);
    --fc-today-bg-color: rgba(5, 217, 232, 0.1);
    --fc-page-bg-color: var(--bg-card);
    --fc-neutral-bg-color: var(--bg-secondary);
    font-family: var(--font-body);
}

.fc :is(.fc-button) {
    font-family: var(--font-body);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.fc :is(.fc-toolbar-title) {
    color: var(--neon-cyan) !important;
    text-shadow: 0 0 10px var(--neon-cyan);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--neon-cyan);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding: 50px 0;
    }
    
    .hero-section h1 {
        font-size: 1.8rem;
    }
    
    h1 {
        font-size: 1.4rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
}

/* Datatables */
.dataTables_wrapper {
    padding: 1rem 0;
}

/* Retrowave Grid Effect */
.retro-grid {
    background-image: 
        linear-gradient(rgba(5, 217, 232, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(5, 217, 232, 0.05) 1px, transparent 1px);
    background-size: 50px 50px;
}

/* Loading Animation */
@keyframes neon-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.loading {
    animation: neon-pulse 1.5s ease-in-out infinite;
}

/* CRT Scanline Effect (optional) */
.scanlines::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.15),
        rgba(0, 0, 0, 0.15) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    z-index: 9999;
    opacity: 0.3;
}