/* ==========================================================================
   Agrar-Dashboard - Moderne CSS Styles
   Fehlerfreie Version mit allen benötigten Klassen
   ========================================================================== */

/* CSS Custom Properties - Modern Dual Theme */
:root {
    /* Modern Agricultural Green Palette */
    --primary-green: #16a34a;
    --primary-green-dark: #15803d;
    --accent-green: #22c55e;
    --accent-green-light: #4ade80;
    --sage-green: #84cc16;
    
    /* High Contrast Status Colors */
    --success-green: #10b981;
    --success-green-dark: #059669;
    --warning-amber: #f59e0b;
    --warning-amber-dark: #d97706;
    --danger-red: #ef4444;
    --danger-red-dark: #dc2626;
    
    /* Modern Neutral System - Light Mode */
    --surface-primary: #ffffff;
    --surface-secondary: #f8fafc;
    --surface-tertiary: #f1f5f9;
    --surface-elevated: #ffffff;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-muted: #94a3b8;
    
    --border-subtle: #e2e8f0;
    --border-default: #cbd5e1;
    --border-strong: #94a3b8;
    
    /* Enhanced Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    
    /* Spacing System */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Modern Border Radius */
    --radius-sm: 6px;
    --radius: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-full: 50%;
    
    /* Smooth Transitions */
    --transition-fast: all 0.15s ease;
    --transition: all 0.2s ease;
    --transition-slow: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, var(--surface-secondary) 0%, var(--surface-primary) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 16px;
    transition: var(--transition);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

/* Header */
.header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.header h1 {
    color: var(--primary-green);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.header p {
    color: var(--text-gray);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Grid System */
.grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.col-3 { grid-column: span 3; }
.col-4 { grid-column: span 4; }
.col-6 { grid-column: span 6; }
.col-8 { grid-column: span 8; }
.col-12 { grid-column: span 12; }

/* Utility Classes */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Card Styles */
.card {
    background: var(--surface-elevated);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-subtle);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-green), var(--light-green));
    opacity: 0;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.card:hover::before {
    opacity: 1;
}

.card h2 {
    color: var(--primary-green);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Weather Cards */
.weather-card {
    text-align: center;
}

.weather-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-green), var(--light-green));
    border-radius: var(--radius-full);
    position: relative;
    overflow: hidden;
}

.weather-icon::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.2), transparent);
    transform: rotate(45deg);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

.weather-icon img {
    width: 50px;
    height: 50px;
    z-index: 1;
    position: relative;
}

/* Temperature */
.temperature {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.weather-desc {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

/* Weather Details */
.weather-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    text-align: left;
}

.weather-detail {
    background: var(--surface-tertiary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--accent-green);
    transition: var(--transition);
}

.weather-detail:hover {
    background: var(--accent-green);
    color: white;
    transform: scale(1.02);
}

.weather-detail-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    font-weight: 500;
}

.weather-detail:hover .weather-detail-label {
    color: rgba(255, 255, 255, 0.8);
}

.weather-detail-value {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.weather-detail:hover .weather-detail-value {
    color: white;
}

/* Forecast */
.forecast-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
}

.forecast-day {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--surface-tertiary);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    cursor: pointer;
}

.forecast-day:hover {
    background: var(--accent-green);
    color: white;
    transform: scale(1.05);
    box-shadow: var(--shadow);
}

.forecast-date {
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-green);
    font-size: 0.9rem;
}

.forecast-day:hover .forecast-date {
    color: white;
}

.forecast-temps {
    font-size: 0.875rem;
    margin: var(--spacing-sm) 0;
    font-weight: 500;
}

.forecast-rain {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.forecast-day:hover .forecast-rain {
    color: rgba(255, 255, 255, 0.8);
}

/* Search Section */
.search-section {
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    color: white;
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.search-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    pointer-events: none;
}

.search-title {
    color: white;
    margin-bottom: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.search-form {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: var(--spacing-md);
    align-items: end;
    position: relative;
    z-index: 1;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.form-group input,
.form-group select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    background: white;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.search-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--success-green);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    font-size: 0.875rem;
    box-shadow: var(--shadow);
}

.search-btn:hover {
    background: #16a34a;
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.search-btn:active {
    transform: translateY(0);
}

/* Product Cards */
.product-card {
    border-left: 4px solid var(--accent-green);
    position: relative;
}

/* Status Indicators - Ampelfarben */
.status-indicator {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
    margin-right: var(--spacing-sm);
    position: relative;
    box-shadow: 0 0 0 2px rgba(255,255,255,0.8), 0 0 8px rgba(0,0,0,0.1);
}

.status-indicator::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 8px;
    height: 8px;
    border-radius: var(--radius-full);
    background: rgba(255,255,255,0.3);
}

.status-ready { 
    background-color: var(--success-green);
    animation: pulse-green 2s infinite;
}

.status-acceptable { 
    background-color: var(--warning-amber);
    animation: pulse-orange 2s infinite;
}

.status-problematic { 
    background-color: var(--danger-red);
    animation: pulse-red 2s infinite;
}

/* Animations - Korrekt abgeschlossen */
@keyframes pulse-green {
    0%, 100% { 
        box-shadow: 0 0 0 2px rgba(255,255,255,0.8), 0 0 8px var(--success-green); 
    }
    50% { 
        box-shadow: 0 0 0 4px rgba(34, 197, 94, 0.3), 0 0 12px var(--success-green); 
    }
}

@keyframes pulse-orange {
    0%, 100% { 
        box-shadow: 0 0 0 2px rgba(255,255,255,0.8), 0 0 8px var(--warning-amber); 
    }
    50% { 
        box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.3), 0 0 12px var(--warning-amber); 
    }
}

@keyframes pulse-red {
    0%, 100% { 
        box-shadow: 0 0 0 2px rgba(255,255,255,0.8), 0 0 8px var(--danger-red); 
    }
    50% { 
        box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.3), 0 0 12px var(--danger-red); 
    }
}

.product-status {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
    font-size: 1.1rem;
}

/* Harvest Recommendations */
.harvest-recommendation {
    background: var(--surface-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-md);
    position: relative;
}

.harvest-recommendation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-green), var(--light-green));
}

.harvest-recommendation h4 {
    color: var(--primary-green);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 600;
}

.recommendation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-sm);
}

.recommendation-item {
    text-align: center;
    padding: var(--spacing-sm);
    background: var(--surface-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    transition: var(--transition);
}

.recommendation-item:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-sm);
}

.recommendation-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.recommendation-value {
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--spacing-xs);
    font-size: 0.9rem;
}

/* Loading States */
.loading {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-tertiary);
    position: relative;
}

.loading::after {
    content: '⏳';
    font-size: 1.5rem;
    animation: spin 1s linear infinite;
    display: block;
    margin-top: var(--spacing-sm);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error Messages */
.error {
    background: linear-gradient(135deg, #fef2f2, #fee2e2);
    color: var(--danger-red);
    padding: var(--spacing-md);
    border-radius: var(--radius);
    border: 1px solid #fecaca;
    margin: var(--spacing-md) 0;
    border-left: 4px solid var(--danger-red);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .col-4 { grid-column: span 6; }
    .col-3 { grid-column: span 4; }
}

@media (max-width: 768px) {
    .container {
        padding: var(--spacing-md);
    }
    
    .col-6, .col-4, .col-3 { 
        grid-column: span 12; 
    }
    
    .search-form {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .header h1 { 
        font-size: 2rem; 
    }
    
    .weather-details {
        grid-template-columns: 1fr;
    }
    
    .forecast-container {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .recommendation-grid {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 1.75rem;
    }
    
    .temperature {
        font-size: 2rem;
    }
    
    .weather-icon {
        width: 60px;
        height: 60px;
    }
    
    .weather-icon img {
        width: 40px;
        height: 40px;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print Styles */
@media print {
    .search-section,
    .search-btn {
        display: none;
    }
    
    .card {
        break-inside: avoid;
        page-break-inside: avoid;
    }
    
    body {
        background: white;
    }
}

/* Dark Mode Support - Modern & Elegant */
@media (prefers-color-scheme: dark) {
    :root {
        /* Dark Mode Surfaces */
        --surface-primary: #0f172a;
        --surface-secondary: #1e293b;
        --surface-tertiary: #334155;
        --surface-elevated: #475569;
        
        /* Dark Mode Text */
        --text-primary: #f8fafc;
        --text-secondary: #e2e8f0;
        --text-tertiary: #cbd5e1;
        --text-muted: #94a3b8;
        
        /* Dark Mode Borders */
        --border-subtle: #334155;
        --border-default: #475569;
        --border-strong: #64748b;
        
        /* Enhanced Green Palette for Dark Mode */
        --primary-green: #22c55e;
        --primary-green-dark: #16a34a;
        --accent-green: #4ade80;
        --accent-green-light: #86efac;
        
        /* High Contrast Status Colors for Dark Mode */
        --success-green: #22c55e;
        --success-green-dark: #16a34a;
        --warning-amber: #fbbf24;
        --warning-amber-dark: #f59e0b;
        --danger-red: #f87171;
        --danger-red-dark: #ef4444;
        
        /* Dark Mode Shadows */
        --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.2);
        --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.3), 0 1px 2px -1px rgb(0 0 0 / 0.3);
        --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.3);
        --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4), 0 4px 6px -4px rgb(0 0 0 / 0.4);
        --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.5), 0 8px 10px -6px rgb(0 0 0 / 0.5);
    }
    
    /* Enhanced Dark Mode Card Gradients */
    .card::before {
        background: linear-gradient(90deg, var(--accent-green), var(--sage-green));
    }
    
    /* Dark Mode Weather Icons Background */
    .weather-icon {
        background: linear-gradient(135deg, var(--accent-green), var(--sage-green));
    }
    
    /* Dark Mode Search Section */
    .search-section {
        background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    }
    
    /* Dark Mode Form Elements */
    .form-group input,
    .form-group select {
        background: var(--surface-elevated);
        color: var(--text-primary);
        border: 1px solid var(--border-default);
    }
    
    .form-group input:focus,
    .form-group select:focus {
        background: var(--surface-primary);
        border-color: var(--accent-green);
        box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2);
    }
}