/* ============================================
   MM-VISUALIZER LIQUID GLASS THEME
   ============================================
   Anthrazit, Gold & Holztöne Design
   ============================================ */

:root {
    /* Color Palette */
    --anthrazit-dark: #2C3E50;
    --anthrazit-light: #34495E;
    --gold: #D4AF37;
    --gold-light: #F1C40F;
    --wood-dark: #8B4513;
    --wood-medium: #A0826D;
    --wood-light: #C19A6B;
    
    /* Glass Effects */
    --glass-bg: rgba(44, 62, 80, 0.15);
    --glass-border: rgba(212, 175, 55, 0.2);
    --glass-blur: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.3);
    --shadow-gold: 0 0 20px rgba(212, 175, 55, 0.3);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ============================================
   GLOBAL STYLES
   ============================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Segoe UI', sans-serif;
    background-color: var(--anthrazit-dark);
    background-image: url('../images/backgrounds/default.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    color: #fff;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Overlay for better text readability */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: -1;
}

/* ============================================
   GLASS CARD COMPONENT
   ============================================ */

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(212, 175, 55, 0.1),
        transparent
    );
    transition: left 0.5s;
}

.glass-card:hover::before {
    left: 100%;
}

.glass-card:hover {
    border-color: var(--gold);
    box-shadow: var(--shadow-lg), var(--shadow-gold);
    transform: translateY(-2px);
}

/* ============================================
   NAVIGATION BAR
   ============================================ */

.navbar {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 2rem;
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gold) !important;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all var(--transition-fast);
}

.navbar-brand:hover {
    color: var(--gold-light) !important;
    text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.5rem 1rem !important;
    border-radius: 12px;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--gold) !important;
    background: rgba(212, 175, 55, 0.1);
}

.nav-link.active {
    color: var(--gold) !important;
    background: rgba(212, 175, 55, 0.2);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn-primary {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    border: none;
    color: var(--anthrazit-dark);
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg), var(--shadow-gold);
    background: linear-gradient(135deg, var(--gold-light) 0%, var(--gold) 100%);
}

.btn-secondary {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: #fff;
    font-weight: 500;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    transition: all var(--transition-medium);
}

.btn-secondary:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(212, 175, 55, 0.1);
}

.btn-sm {
    padding: 0.4rem 1rem;
    font-size: 0.875rem;
    border-radius: 20px;
}

.btn-outline-success {
    border-color: #27ae60;
    color: #27ae60;
}

.btn-outline-success:hover {
    background: #27ae60;
    border-color: #27ae60;
}

.btn-outline-danger {
    border-color: #e74c3c;
    color: #e74c3c;
}

.btn-outline-danger:hover {
    background: #e74c3c;
    border-color: #e74c3c;
}

/* ============================================
   FORMS
   ============================================ */

.form-label {
    color: var(--gold);
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 1px;
}

.form-control {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #fff;
    padding: 0.75rem 1rem;
    transition: all var(--transition-fast);
}

.form-control:focus {
    background: rgba(0, 0, 0, 0.5);
    border-color: var(--gold);
    box-shadow: 0 0 0 0.2rem rgba(212, 175, 55, 0.25);
    color: #fff;
}

.form-control::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

/* File Input Styling */
input[type="file"] {
    cursor: pointer;
}

input[type="file"]::file-selector-button {
    background: linear-gradient(135deg, var(--wood-dark) 0%, var(--wood-medium) 100%);
    border: none;
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    margin-right: 1rem;
    transition: all var(--transition-fast);
}

input[type="file"]::file-selector-button:hover {
    background: linear-gradient(135deg, var(--wood-medium) 0%, var(--wood-light) 100%);
}

/* ============================================
   ALERTS & FLASH MESSAGES
   ============================================ */

.alert {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid;
    border-radius: 16px;
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
}

.alert-success {
    border-color: rgba(39, 174, 96, 0.5);
    color: #2ecc71;
}

.alert-danger {
    border-color: rgba(231, 76, 60, 0.5);
    color: #e74c3c;
}

.alert-warning {
    border-color: rgba(243, 156, 18, 0.5);
    color: #f39c12;
}

.alert-info {
    border-color: rgba(52, 152, 219, 0.5);
    color: #3498db;
}

/* ============================================
   LOADING SPINNER
   ============================================ */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(212, 175, 55, 0.2);
    border-top-color: var(--gold);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-text {
    margin-top: 1.5rem;
    color: var(--gold);
    font-size: 1.2rem;
    font-weight: 600;
}

/* ============================================
   IMAGE COMPARISON SLIDER
   ============================================ */

.slider-container {
    position: relative;
    width: 100%;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

img-comparison-slider {
    border-radius: 20px;
    --divider-width: 3px;
    --divider-color: var(--gold);
}

.slider-fullscreen-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 10;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: #fff;
    padding: 0.5rem 1rem;
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.slider-fullscreen-btn:hover {
    background: rgba(212, 175, 55, 0.2);
    border-color: var(--gold);
    color: var(--gold);
}

/* ============================================
   THUMBNAIL GRID (Dashboard)
   ============================================ */

.thumbnail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.thumbnail-card {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-medium);
    position: relative;
}

.thumbnail-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-gold);
    border-color: var(--gold);
}

.thumbnail-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.thumbnail-card:hover .thumbnail-image {
    transform: scale(1.05);
}

.thumbnail-footer {
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
}

.thumbnail-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-permanent {
    background: rgba(39, 174, 96, 0.2);
    color: #2ecc71;
    border: 1px solid rgba(39, 174, 96, 0.5);
}

.status-temporary {
    background: rgba(243, 156, 18, 0.2);
    color: #f39c12;
    border: 1px solid rgba(243, 156, 18, 0.5);
}

/* ============================================
   MODAL (Dashboard Image View)
   ============================================ */

.modal-content {
    background: var(--anthrazit-dark);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
}

.modal-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: var(--glass-bg);
}

.modal-title {
    color: var(--gold);
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: var(--glass-bg);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-gold {
    color: var(--gold) !important;
}

.text-wood {
    color: var(--wood-medium) !important;
}

.hidden {
    display: none !important;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    .glass-card {
        padding: 1.5rem;
        border-radius: 16px;
    }
    
    .navbar {
        padding: 0.75rem 1rem;
    }
    
    .thumbnail-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        margin-bottom: 0.5rem;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.shimmer {
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(212, 175, 55, 0.1) 50%,
        transparent 100%
    );
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}

/* ============================================
   FIXES: SLIDER & FOOTER
   ============================================ */

/* 1. Body für Sticky Footer vorbereiten */
body {
    /* Deine bestehenden Styles bleiben... */
    display: flex;              /* Neu: Flexbox aktivieren */
    flex-direction: column;     /* Neu: Elemente untereinander */
    min-height: 100vh;          /* Neu: Mindestens Bildschirmhöhe */
}

/* 2. Main Content Wrapper */
/* Dieser Bereich muss deinen {% block content %} umschließen */
.content-wrapper {
    flex: 1;                    /* WICHTIG: Drückt den Footer nach unten */
    width: 100%;
    padding-bottom: 3rem;       /* Abstand zum Footer */
}

/* 3. Footer Styling */
.footer {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-top: 1px solid var(--glass-border);
    padding: 1.5rem 0;
    margin-top: auto;           /* Sicherheit: Drückt sich selbst nach unten */
    width: 100%;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer a {
    color: var(--gold);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer a:hover {
    color: var(--gold-light);
    text-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
}

/* 4. Slider Fixes (Responsive & Aspect Ratio) */
.slider-container {
    /* Bestehende Styles */
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    
    /* NEU: Größenkontrolle */
    width: 100%;
    max-width: 1200px;      /* Nicht breiter als 1200px auf großen Screens */
    margin: 0 auto;         /* Zentrieren */
    aspect-ratio: 16 / 9;   /* Erzwingt Breitbild-Format (kein Springen mehr!) */
}

/* Web-Component zwingen, den Platz zu füllen */
img-comparison-slider {
    width: 100%;
    height: 100%;
    outline: none;
    transition: var(--transition-medium);
}

/* Die Bilder im Slider zwingen, sich nicht zu verzerren */
img-comparison-slider img {
    width: 100%;
    height: 100%;
    object-fit: cover;      /* WICHTIG: Bild beschneiden statt verzerren */
    display: block;
}

/* Anpassung für Handys: Dort eher quadratisch oder 4:3 */
@media (max-width: 768px) {
    .slider-container {
        aspect-ratio: 4 / 5; /* Hochformat-freundlicher auf Handys */
    }
}