/**
 * =====================================================
 * Vivago - Base Design System
 * "Urban Glass Dark" Theme
 * =====================================================
 * 
 * Moderne glassmorphism-basierte Designsprache mit
 * dunklem Theme, transparenten Panels und neon Akzenten.
 */

/* =====================================================
   CSS RESET & BASE
   ===================================================== */

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', 'Roboto', 'Oxygen',
        'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-base);
}

/* =====================================================
   CSS VARIABLES - BRAND COLORS & TOKENS
   ===================================================== */

:root {
    /* Brand Colors */
    --primary: #3B82F6;
    --primary-hover: #2563EB;
    --primary-light: #60A5FA;
    --primary-dark: #1D4ED8;
    
    --secondary: #06B6D4;
    --secondary-hover: #0891B2;
    --secondary-light: #22D3EE;
    
    --accent: #F59E0B;
    --accent-hover: #D97706;
    --accent-light: #FBBF24;
    
    /* Semantic Colors */
    --success: #10B981;
    --success-light: #34D399;
    --warning: #F59E0B;
    --warning-light: #FBBF24;
    --danger: #EF4444;
    --danger-light: #F87171;
    --info: #3B82F6;
    
    /* Dark Backgrounds */
    --bg-base: #0F172A;          /* slate-900 */
    --bg-darker: #020617;        /* slate-950 */
    --bg-elevated: #1E293B;      /* slate-800 */
    
    /* Glass Panels */
    --glass-bg: rgba(15, 23, 42, 0.75);
    --glass-bg-light: rgba(30, 41, 59, 0.6);
    --glass-bg-strong: rgba(15, 23, 42, 0.9);
    --glass-border: rgba(148, 163, 184, 0.2);
    --glass-blur: blur(12px);
    
    /* Text Colors */
    --text-primary: #F8FAFC;     /* slate-50 */
    --text-secondary: #CBD5E1;   /* slate-300 */
    --text-muted: #94A3B8;       /* slate-400 */
    --text-disabled: #64748B;    /* slate-500 */
    
    /* Border & Divider */
    --border-color: rgba(148, 163, 184, 0.2);
    --border-focus: var(--primary);
    --divider: rgba(148, 163, 184, 0.1);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(59, 130, 246, 0.3);
    
    /* Spacing Scale */
    --space-xs: 0.25rem;   /* 4px */
    --space-sm: 0.5rem;    /* 8px */
    --space-md: 1rem;      /* 16px */
    --space-lg: 1.5rem;    /* 24px */
    --space-xl: 2rem;      /* 32px */
    --space-2xl: 3rem;     /* 48px */
    --space-3xl: 4rem;     /* 64px */
    
    /* Border Radius */
    --radius-sm: 0.375rem;  /* 6px */
    --radius-md: 0.5rem;    /* 8px */
    --radius-lg: 0.75rem;   /* 12px */
    --radius-xl: 1rem;      /* 16px */
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Z-Index Scale */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* =====================================================
   TYPOGRAPHY
   ===================================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

h1 {
    font-size: 2.5rem;      /* 40px */
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2rem;        /* 32px */
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.5rem;      /* 24px */
}

h4 {
    font-size: 1.25rem;     /* 20px */
}

h5 {
    font-size: 1.125rem;    /* 18px */
}

h6 {
    font-size: 1rem;        /* 16px */
}

p {
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary);
    text-decoration: underline;
}

strong, b {
    font-weight: 600;
    color: var(--text-primary);
}

small {
    font-size: 0.875rem;
    color: var(--text-muted);
}

code {
    font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
    font-size: 0.875em;
    padding: 0.125rem 0.375rem;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--secondary-light);
}

/* =====================================================
   GLASS PANELS & CONTAINERS
   ===================================================== */

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.glass-panel-light {
    background: var(--glass-bg-light);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
}

.glass-panel-strong {
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--space-lg);
}

.container-narrow {
    max-width: 768px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* Button Sizes */
.btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1.0625rem;
}

.btn-icon {
    padding: 0.625rem;
    width: 2.5rem;
    height: 2.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Button Primary */
.btn-primary {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    box-shadow: var(--shadow-md), var(--shadow-glow);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* Button Secondary */
.btn-secondary {
    background: var(--secondary);
    color: var(--bg-base);
    border-color: var(--secondary);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--secondary-hover);
    border-color: var(--secondary-hover);
    box-shadow: var(--shadow-md), 0 0 20px rgba(6, 182, 212, 0.3);
    transform: translateY(-1px);
}

/* Button Accent */
.btn-accent {
    background: var(--accent);
    color: var(--bg-base);
    border-color: var(--accent);
    box-shadow: var(--shadow-sm);
}

.btn-accent:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    box-shadow: var(--shadow-md), 0 0 20px rgba(245, 158, 11, 0.3);
    transform: translateY(-1px);
}

/* Button Outline */
.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-outline:hover {
    background: var(--glass-bg-light);
    border-color: var(--primary);
    color: var(--primary-light);
}

/* Button Ghost */
.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border-color: transparent;
}

.btn-ghost:hover {
    background: var(--glass-bg-light);
    color: var(--text-primary);
}

/* Button Danger */
.btn-danger {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}

.btn-danger:hover {
    background: #DC2626;
    border-color: #DC2626;
    box-shadow: var(--shadow-md), 0 0 20px rgba(239, 68, 68, 0.3);
    transform: translateY(-1px);
}

/* Button Success */
.btn-success {
    background: var(--success);
    color: white;
    border-color: var(--success);
}

.btn-success:hover {
    background: #059669;
    border-color: #059669;
    box-shadow: var(--shadow-md), 0 0 20px rgba(16, 185, 129, 0.3);
    transform: translateY(-1px);
}

/* =====================================================
   FORM ELEMENTS
   ===================================================== */

.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-label-required::after {
    content: ' *';
    color: var(--danger);
}

.form-input,
.form-textarea,
.form-select {
    display: block;
    width: 100%;
    padding: 0.625rem 1rem;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--glass-bg-light);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    background: var(--glass-bg);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-input:disabled,
.form-textarea:disabled,
.form-select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-elevated);
}

.form-error {
    margin-top: var(--space-xs);
    font-size: 0.875rem;
    color: var(--danger-light);
}

.form-help {
    margin-top: var(--space-xs);
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Checkboxes & Radio */
.form-check {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--glass-bg-light);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.form-check-input:checked {
    background: var(--primary);
    border-color: var(--primary);
}

.form-check-input[type="radio"] {
    border-radius: var(--radius-full);
}

.form-check-label {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    cursor: pointer;
}

/* =====================================================
   CARDS
   ===================================================== */

.card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    border-color: rgba(148, 163, 184, 0.3);
}

.card-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--divider);
}

.card-body {
    padding: var(--space-lg);
}

.card-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--divider);
    background: var(--glass-bg-light);
}

.card-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* =====================================================
   BADGES & TAGS
   ===================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    line-height: 1;
    border-radius: var(--radius-full);
    white-space: nowrap;
}

.badge-primary {
    background: rgba(59, 130, 246, 0.2);
    color: var(--primary-light);
    border: 1px solid var(--primary);
}

.badge-secondary {
    background: rgba(6, 182, 212, 0.2);
    color: var(--secondary-light);
    border: 1px solid var(--secondary);
}

.badge-success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success-light);
    border: 1px solid var(--success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning-light);
    border: 1px solid var(--warning);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger-light);
    border: 1px solid var(--danger);
}

.badge-neutral {
    background: rgba(148, 163, 184, 0.2);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

/* =====================================================
   CTA NOTICE BAR
   ===================================================== */

.cta-notice-bar {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(99, 102, 241, 0.1));
    border-bottom: 1px solid rgba(59, 130, 246, 0.25);
    padding: var(--space-sm) var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    font-size: 0.8125rem;
    color: var(--primary-light);
    z-index: 90;
    position: relative;
}

.cta-notice-content {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex: 1;
    min-width: 0;
}

.cta-notice-content span {
    flex: 1;
    line-height: 1.4;
}

.cta-notice-btn {
    flex-shrink: 0;
    white-space: nowrap;
    font-size: 0.75rem;
}

.cta-notice-close {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-xs);
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    transition: color 0.15s, background 0.15s;
}

.cta-notice-close:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}

@media (max-width: 640px) {
    .cta-notice-bar {
        padding: var(--space-xs) var(--space-md);
    }
    .cta-notice-content {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
    }
    .cta-notice-content svg:first-child {
        display: none;
    }
}

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

.alert {
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    border: 1px solid;
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border-color: var(--success);
    color: var(--success-light);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: var(--warning);
    color: var(--warning-light);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--danger);
    color: var(--danger-light);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--info);
    color: var(--primary-light);
}

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

.navbar {
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.navbar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    max-width: 1280px;
    margin: 0 auto;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.navbar-brand:hover {
    color: var(--primary-light);
    text-decoration: none;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--glass-bg-light);
    text-decoration: none;
}

.nav-link.active {
    color: var(--primary-light);
    background: rgba(59, 130, 246, 0.1);
}

/* Navbar Actions (Desktop) */
.navbar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Fix: Remove underline from icon buttons */
.btn-icon {
    text-decoration: none !important;
}

.btn-icon:hover {
    text-decoration: none !important;
}

/* =====================================================
   MODALS
   ===================================================== */

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 23, 0.8);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: var(--z-modal-backdrop);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
}

.modal {
    background: var(--glass-bg-strong);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 32rem;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    z-index: var(--z-modal);
}

.modal-header {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--divider);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.modal-body {
    padding: var(--space-xl);
}

.modal-footer {
    padding: var(--space-xl);
    border-top: 1px solid var(--divider);
    display: flex;
    gap: var(--space-md);
    justify-content: flex-end;
}

/* =====================================================
   UTILITIES
   ===================================================== */

/* Spacing */
.mt-1 { margin-top: var(--space-xs); }
.mt-2 { margin-top: var(--space-sm); }
.mt-3 { margin-top: var(--space-md); }
.mt-4 { margin-top: var(--space-lg); }
.mt-5 { margin-top: var(--space-xl); }

.mb-1 { margin-bottom: var(--space-xs); }
.mb-2 { margin-bottom: var(--space-sm); }
.mb-3 { margin-bottom: var(--space-md); }
.mb-4 { margin-bottom: var(--space-lg); }
.mb-5 { margin-bottom: var(--space-xl); }

.pt-1 { padding-top: var(--space-xs); }
.pt-2 { padding-top: var(--space-sm); }
.pt-3 { padding-top: var(--space-md); }
.pt-4 { padding-top: var(--space-lg); }
.pt-5 { padding-top: var(--space-xl); }

.pb-1 { padding-bottom: var(--space-xs); }
.pb-2 { padding-bottom: var(--space-sm); }
.pb-3 { padding-bottom: var(--space-md); }
.pb-4 { padding-bottom: var(--space-lg); }
.pb-5 { padding-bottom: var(--space-xl); }

/* Text Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Text Colors */
.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success-light); }
.text-warning { color: var(--warning-light); }
.text-danger { color: var(--danger-light); }

/* Display */
.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-inline-flex { display: inline-flex; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.gap-1 { gap: var(--space-xs); }
.gap-2 { gap: var(--space-sm); }
.gap-3 { gap: var(--space-md); }
.gap-4 { gap: var(--space-lg); }

/* Width */
.w-full { width: 100%; }
.w-auto { width: auto; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.animate-fadeIn {
    animation: fadeIn var(--transition-base);
}

.animate-slideUp {
    animation: slideUp var(--transition-base);
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

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

@media (max-width: 768px) {
    :root {
        font-size: 14px;
    }
    
    .container,
    .container-narrow {
        padding: 0 var(--space-md);
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .modal {
        max-width: 100%;
        margin: var(--space-md);
    }
}

/* =====================================================
   PRINT STYLES
   ===================================================== */

@media print {
    body {
        background: white;
        color: black;
    }
    
    .glass-panel,
    .card {
        border: 1px solid #ccc;
        box-shadow: none;
        background: white;
    }
    
    .navbar,
    .btn,
    .modal-backdrop {
        display: none;
    }
}

/* =====================================================
   SITE FOOTER (Slim, Fixed)
   ===================================================== */

.site-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid var(--divider);
    padding: var(--space-xs) 0;
}

.footer-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.footer-copyright {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.footer-divider {
    width: 1px;
    height: 12px;
    background: var(--divider);
}

.footer-links {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.footer-links a {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-cookie-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    font-size: 0.7rem;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid var(--divider);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.footer-cookie-btn svg {
    width: 12px;
    height: 12px;
}

.footer-cookie-btn:hover {
    color: var(--text-primary);
    border-color: var(--primary);
}

/* =====================================================
   HAMBURGER MENU & MOBILE NAV
   ===================================================== */

/* Hamburger Button - Hidden on Desktop */
.hamburger-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    padding: 8px;
    background: transparent;
    border: none;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
}

.hamburger-line {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 1px;
    transition: all 0.3s ease;
}

/* Hamburger Animation */
.hamburger-active .hamburger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.hamburger-active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-active .hamburger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu Right Section */
.navbar-mobile-right {
    display: none;
    align-items: center;
    gap: var(--space-sm);
}

.mobile-lang-btn {
    font-weight: 600;
    font-size: 0.75rem;
    padding: 0.375rem 0.625rem;
    min-width: 2.5rem;
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.mobile-menu-overlay.overlay-visible {
    opacity: 1;
    pointer-events: auto;
}

/* Mobile Slide-Out Menu */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    right: -280px;
    width: 280px;
    height: 100vh;
    background: var(--glass-bg-strong);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-left: 1px solid var(--glass-border);
    z-index: 999;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.mobile-menu-open {
    right: 0;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding-top: 70px; /* Below navbar */
}

.mobile-nav {
    list-style: none;
    padding: var(--space-md);
    flex: 1;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all 0.2s;
}

.mobile-nav-link:hover,
.mobile-nav-link:focus {
    color: var(--text-primary);
    background: var(--glass-bg-light);
}

.mobile-nav-divider {
    height: 1px;
    background: var(--divider);
    margin: var(--space-sm) 0;
}

/* Mobile Menu Profile Section */
.mobile-menu-profile {
    padding: var(--space-md);
    border-bottom: 1px solid var(--divider);
    background: rgba(59, 130, 246, 0.05);
}

.mobile-profile-link {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    text-decoration: none;
    color: inherit;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    transition: background 0.2s;
}

.mobile-profile-link:hover {
    background: var(--glass-bg-light);
}

.mobile-profile-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    border-radius: 50%;
    color: white;
}

.mobile-profile-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.mobile-profile-name {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
}

.mobile-profile-email {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.mobile-menu-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--divider);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-top: auto;
}

/* Mobile Footer Links im Menü */
.mobile-footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs) var(--space-md);
    padding-bottom: var(--space-sm);
}

.mobile-footer-link {
    font-size: 0.8125rem;
    color: var(--text-muted);
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    transition: color 0.2s;
}

.mobile-footer-link:hover {
    color: var(--primary-light);
}

.mobile-footer-divider {
    height: 1px;
    background: var(--divider);
}

.mobile-footer-copyright {
    font-size: 0.75rem;
    color: var(--text-disabled);
    text-align: center;
    padding-top: var(--space-sm);
}

.btn-block {
    width: 100%;
    text-align: center;
}

/* Body scroll lock when menu open */
body.menu-open {
    overflow: hidden;
}

/* =====================================================
   MOBILE FOOTER (Collapsible)
   ===================================================== */

.footer-expand-handle {
    display: none;
    width: 100%;
    padding: 12px 0;
    background: transparent;
    border: none;
    cursor: pointer;
    justify-content: center;
    align-items: center;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.footer-handle-bar {
    width: 48px;
    height: 5px;
    background: var(--text-muted);
    border-radius: 3px;
    transition: background 0.2s;
}

.footer-expand-handle:hover .footer-handle-bar,
.footer-expand-handle:focus .footer-handle-bar,
.footer-expand-handle:active .footer-handle-bar {
    background: var(--primary);
}

/* =====================================================
   MOBILE RESPONSIVE STYLES
   ===================================================== */

@media (max-width: 768px) {
    /* Navbar - Compact */
    .navbar {
        padding: 0;
    }
    
    .navbar-container {
        padding: var(--space-sm) var(--space-md);
        padding-left: var(--space-lg);
        min-height: 52px;
    }
    
    /* Hide brand text on small screens */
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    .navbar-brand svg {
        width: 24px;
        height: 24px;
    }
    
    /* Hide Desktop Nav */
    .navbar-nav-desktop,
    .navbar-actions-desktop {
        display: none !important;
    }
    
    /* Show Mobile Elements */
    .navbar-mobile-right {
        display: flex;
    }
    
    .hamburger-btn {
        display: flex;
    }
    
    .mobile-menu {
        display: block;
    }
    
    .mobile-menu-overlay {
        display: block;
    }
    
    /* Footer - Versteckt auf Mobile (Content jetzt im Hamburger-Menü) */
    .site-footer {
        display: none;
    }
}

/* Extra small screens */
@media (max-width: 480px) {
    /* Keep brand text visible but smaller */
    .navbar-brand-text {
        font-size: 1rem;
    }
    
    .navbar-brand {
        font-size: 1rem;
        gap: var(--space-xs);
    }
    
    .navbar-brand svg {
        width: 20px;
        height: 20px;
    }
    
    .navbar-container {
        padding: var(--space-xs) var(--space-sm);
    }
}

@media (max-width: 768px) {
    .footer-container {
        gap: var(--space-sm);
    }
    
    .footer-divider {
        display: none;
    }
    
    .footer-links {
        justify-content: center;
    }
}

/* Cookie Banner styles moved to klaro.css */

/* =====================================================
   AD CONTAINERS (Google AdSense & Internal Ads)
   ===================================================== */

.ad-container {
    margin: var(--space-lg) 0;
    text-align: center;
    position: relative;
}

.ad-container .ad-label {
    display: block;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
    opacity: 0.6;
}

.ad-container ins.adsbygoogle {
    display: block;
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    min-height: 100px;
}

/* Article Banner Ads */
.ad-article.ad-top {
    margin-top: var(--space-md);
    margin-bottom: var(--space-xl);
}

.ad-article.ad-middle {
    margin: var(--space-xl) 0;
    padding: var(--space-md);
    background: var(--glass-bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--glass-border);
}

.ad-article.ad-bottom {
    margin-top: var(--space-xl);
}

/* Sidebar Ads */
.ad-sidebar {
    margin-bottom: var(--space-lg);
    padding: var(--space-sm);
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--glass-border);
}

.ad-sidebar .ad-label {
    margin-bottom: var(--space-sm);
}

/* In-Article Native Ads */
.ad-in-article {
    margin: var(--space-xl) calc(-1 * var(--space-md));
    padding: var(--space-lg) var(--space-md);
    background: linear-gradient(
        135deg,
        rgba(59, 130, 246, 0.05),
        rgba(6, 182, 212, 0.05)
    );
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

/* Ad placeholder (for testing/fallback) */
.ad-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 90px;
    background: var(--glass-bg);
    border: 1px dashed var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Hide ads on mobile if needed */
@media (max-width: 480px) {
    .ad-sidebar {
        display: none;
    }
    
    .ad-in-article {
        margin-left: calc(-1 * var(--space-sm));
        margin-right: calc(-1 * var(--space-sm));
    }
}