/* Mensieren UI Framework - Apple Liquid Glass Design Language */

/* CSS Variables für konsistente Farben und Abstände */
:root {
    /* Primary Colors */
    --primary-50: #f0f4ff;
    --primary-100: #e5edff;
    --primary-500: #667eea;
    --primary-600: #5a67d8;
    --primary-700: #4c51bf;
    
    /* Secondary Colors */
    --secondary-500: #764ba2;
    
    /* Accent Colors */
    --accent-500: #5856D6;
    
    /* Background Colors */
    --background: #1B1B1B;
    --background-tile: #202124;
    --background-glass: rgba(255, 255, 255, 0.08);
    --background-glass-strong: rgba(255, 255, 255, 0.12);
    --background-glass-card: rgba(255, 255, 255, 0.05);
    --background-glass-button: rgba(255, 255, 255, 0.1);
    
    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --text-tertiary: rgba(255, 255, 255, 0.70);
    --text-muted: rgba(255, 255, 255, 0.60);
    
    /* Border Colors */
    --border-glass: rgba(255, 255, 255, 0.15);
    --border-glass-strong: rgba(255, 255, 255, 0.25);
    --border-glass-subtle: rgba(255, 255, 255, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.5rem;
    --radius-3xl: 2rem;
    
    /* Blur Values */
    --blur-sm: 20px;
    --blur-md: 30px;
    --blur-lg: 40px;
    --blur-xl: 50px;
    --blur-2xl: 60px;
}

/* Font Family Configuration */
.font-display {
    font-family: 'Nunito', 'system-ui', 'sans-serif';
}

.font-sans {
    font-family: 'Inter', 'system-ui', 'sans-serif';
}

/* Gradient Text Effects */
.hero-gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #667eea 100%);
    background-size: 300% 300%;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    animation: gradient 8s ease-in-out infinite;
}

.form-gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 75%);
    background-size: 300% 300%;
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
    animation: gradient 8s ease-in-out infinite;
}

/* Glass Effects */
.glass-effect {
    background: var(--background-glass);
    backdrop-filter: blur(var(--blur-lg)) saturate(150%);
    -webkit-backdrop-filter: blur(var(--blur-lg)) saturate(150%);
    border: 1px solid var(--border-glass);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.glass-effect-strong {
    background: var(--background-glass-strong);
    backdrop-filter: blur(var(--blur-2xl)) saturate(180%);
    -webkit-backdrop-filter: blur(var(--blur-2xl)) saturate(180%);
    border: 1px solid var(--border-glass-strong);
    box-shadow: 
        0 20px 80px rgba(0, 0, 0, 0.4),
        0 8px 32px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.glass-card {
    background: var(--background-glass-card);
    backdrop-filter: blur(var(--blur-md)) saturate(140%);
    -webkit-backdrop-filter: blur(var(--blur-md)) saturate(140%);
    border: 1px solid var(--border-glass-subtle);
    box-shadow: 
        0 16px 48px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.glass-button {
    background: var(--background-glass-button);
    backdrop-filter: blur(25px) saturate(140%);
    -webkit-backdrop-filter: blur(25px) saturate(140%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.glass-input {
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(30px) saturate(140%);
    -webkit-backdrop-filter: blur(30px) saturate(140%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.4);
    box-shadow: 
        0 0 60px rgba(102, 126, 234, 0.3),
        0 16px 40px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    outline: none;
}

/* Form Container */
.form-container {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(60px) saturate(160%);
    -webkit-backdrop-filter: blur(60px) saturate(160%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 
        0 32px 120px rgba(0, 0, 0, 0.4),
        0 16px 60px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* Gradient Backgrounds */
.gradient-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
}

.gradient-cosmic {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 30%, #f093fb 60%, #4facfe 100%);
}

/* Shadow Effects */
.shadow-glow {
    box-shadow: 
        0 10px 40px rgba(102, 126, 234, 0.4),
        0 4px 12px rgba(102, 126, 234, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.shadow-glow-strong {
    box-shadow: 
        0 20px 80px rgba(102, 126, 234, 0.6),
        0 8px 32px rgba(102, 126, 234, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

.shadow-glow-soft {
    box-shadow: 
        0 8px 32px rgba(102, 126, 234, 0.2),
        0 4px 16px rgba(102, 126, 234, 0.1);
}

/* Animations */
@keyframes gradient {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes pulse-soft {
    0%, 100% { opacity: 0.9; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.02); }
}

@keyframes float-gentle {
    0%, 100% { 
        transform: rotate(-15deg) translateY(0px) translateX(0px); 
    }
    25% { 
        transform: rotate(-15deg) translateY(-3px) translateX(2px); 
    }
    50% { 
        transform: rotate(-15deg) translateY(-6px) translateX(0px); 
    }
    75% { 
        transform: rotate(-15deg) translateY(-3px) translateX(-2px); 
    }
}

@keyframes float-badge {
    0%, 100% { 
        transform: rotate(-345deg) translateY(0px) translateX(0px); 
    }
    30% { 
        transform: rotate(-345deg) translateY(-4px) translateX(-1px); 
    }
    60% { 
        transform: rotate(-345deg) translateY(-7px) translateX(1px); 
    }
    90% { 
        transform: rotate(-345deg) translateY(-2px) translateX(-1px); 
    }
}

/* Floating Elements */
.floating-icon {
    transform: rotate(-15deg);
    animation: float-gentle 4s ease-in-out infinite;
}

.floating-badge {
    transform: rotate(-345deg);
    animation: float-badge 5s ease-in-out infinite;
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-500), var(--secondary-500));
    color: var(--text-primary);
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: var(--radius-xl);
    border: none;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: var(--shadow-glow);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-glow-strong);
}

.btn-secondary {
    background: var(--background-glass-button);
    backdrop-filter: blur(25px) saturate(140%);
    -webkit-backdrop-filter: blur(25px) saturate(140%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
    font-weight: 600;
    padding: 1rem 2rem;
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-1px);
}

/* Form Input Styles */
.form-input {
    width: 100%;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-xl);
    background: var(--background-glass-card);
    backdrop-filter: blur(30px) saturate(140%);
    -webkit-backdrop-filter: blur(30px) saturate(140%);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 400;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

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

.form-input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(102, 126, 234, 0.4);
    box-shadow: 
        0 0 60px rgba(102, 126, 234, 0.3),
        0 16px 40px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    outline: none;
}

/* Error States */
.form-input.error {
    border-color: rgba(255, 59, 48, 0.4);
    box-shadow: 
        0 0 40px rgba(255, 59, 48, 0.2),
        0 8px 32px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.error-message {
    color: #FF3B30;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    padding-left: 0.5rem;
}

/* Success States */
.form-input.success {
    border-color: rgba(48, 209, 88, 0.4);
    box-shadow: 
        0 0 40px rgba(48, 209, 88, 0.2),
        0 8px 32px rgba(0, 0, 0, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .glass-effect {
        backdrop-filter: blur(25px) saturate(140%);
        -webkit-backdrop-filter: blur(25px) saturate(140%);
    }
    
    .glass-card {
        backdrop-filter: blur(20px) saturate(130%);
        -webkit-backdrop-filter: blur(20px) saturate(130%);
    }
    
    .form-container {
        backdrop-filter: blur(40px) saturate(150%);
        -webkit-backdrop-filter: blur(40px) saturate(150%);
    }
}

/* Hover Effect Disable for Touch Devices */
@media (hover: none) {
    .btn-primary:hover,
    .btn-secondary:hover {
        transform: none;
        box-shadow: inherit;
    }
}

/* Custom Utilities */
.text-balance {
    text-wrap: balance;
}

.transition-smooth {
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.transition-quick {
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}