/* 
 * 🍎 AGROTECH LIQUID GLASS DESIGN SYSTEM
 * Apple-inspired glassmorphism for agricultural platform
 * Based on: https://dribbble.com/shots/26174948
 */

:root {
    /* 🎨 Color Palette - AgroTech Green + Apple Neutrals */
    --agrotech-primary: #2FB344;
    --agrotech-primary-dark: #1E7A2E;
    --agrotech-primary-light: #4ADE5E;
    --agrotech-accent: #FF9F0A;
    
    /* Apple Grays */
    --glass-white: rgba(255, 255, 255, 0.7);
    --glass-light: rgba(255, 255, 255, 0.5);
    --glass-medium: rgba(255, 255, 255, 0.3);
    --glass-dark: rgba(0, 0, 0, 0.05);
    
    --text-primary: #1D1D1F;
    --text-secondary: #6E6E73;
    --text-tertiary: #86868B;
    
    --bg-primary: #F5F5F7;
    --bg-secondary: #FAFAFA;
    --bg-gradient: linear-gradient(135deg, #F5F5F7 0%, #E8E8ED 100%);
    
    /* 🌊 Glass Effects */
    --glass-blur: blur(40px);
    --glass-blur-light: blur(20px);
    --glass-border: rgba(255, 255, 255, 0.5);
    
    /* 🎭 Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --shadow-glass: 0 8px 32px rgba(31, 38, 135, 0.15);
    
    /* 📏 Spacing */
    --space-xs: 8px;
    --space-sm: 12px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    
    /* 🔘 Border Radius */
    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;
    
    /* 📝 Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Inter", system-ui, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
}

/* 🌍 Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 🪟 Glass Card Component */
.glass-card {
    background: var(--glass-white);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow-glass);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.glass-card-compact {
    padding: var(--space-md);
    border-radius: var(--radius-md);
}

.glass-card-elevated {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 12px 48px rgba(0, 0, 0, 0.15);
}

/* 🎯 Primary Button */
.btn-glass {
    background: var(--glass-white);
    backdrop-filter: var(--glass-blur-light);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: var(--space-sm) var(--space-lg);
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.btn-glass-primary {
    background: linear-gradient(135deg, var(--agrotech-primary) 0%, var(--agrotech-primary-dark) 100%);
    color: white;
    border: none;
}

.btn-glass-primary:hover {
    background: linear-gradient(135deg, var(--agrotech-primary-light) 0%, var(--agrotech-primary) 100%);
    box-shadow: 0 8px 24px rgba(47, 179, 68, 0.3);
}

/* 📊 Stat Card */
.stat-card {
    background: var(--glass-white);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, var(--agrotech-primary) 0%, var(--agrotech-primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* 🔔 Alert Badge */
.alert-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--glass-white);
    backdrop-filter: var(--glass-blur-light);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: var(--space-xs) var(--space-md);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
}

.alert-badge.warning {
    background: rgba(255, 159, 10, 0.15);
    border-color: rgba(255, 159, 10, 0.3);
    color: #D97706;
}

.alert-badge.success {
    background: rgba(47, 179, 68, 0.15);
    border-color: rgba(47, 179, 68, 0.3);
    color: var(--agrotech-primary-dark);
}

.alert-badge.danger {
    background: rgba(255, 59, 48, 0.15);
    border-color: rgba(255, 59, 48, 0.3);
    color: #DC2626;
}

/* 📝 Input Fields */
.input-glass {
    background: var(--glass-white);
    backdrop-filter: var(--glass-blur-light);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--text-primary);
    transition: all 0.2s ease;
    width: 100%;
}

.input-glass:focus {
    outline: none;
    border-color: var(--agrotech-primary);
    box-shadow: 0 0 0 3px rgba(47, 179, 68, 0.1);
    background: rgba(255, 255, 255, 0.95);
}

/* 🎨 Progress Bar */
.progress-glass {
    background: var(--glass-medium);
    border-radius: var(--radius-full);
    height: 8px;
    overflow: hidden;
    position: relative;
}

.progress-glass-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--agrotech-primary) 0%, var(--agrotech-primary-light) 100%);
    border-radius: var(--radius-full);
    transition: width 0.3s ease;
}

.progress-glass-bar.warning {
    background: linear-gradient(90deg, #FF9F0A 0%, #FFB340 100%);
}

.progress-glass-bar.danger {
    background: linear-gradient(90deg, #FF3B30 0%, #FF6259 100%);
}

/* 🧭 Sidebar Navigation */
.sidebar-glass {
    background: var(--glass-white);
    backdrop-filter: var(--glass-blur);
    border-right: 1px solid var(--glass-border);
    padding: var(--space-lg);
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    width: 280px;
    overflow-y: auto;
}

.nav-item-glass {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: all 0.2s ease;
    margin-bottom: var(--space-xs);
}

.nav-item-glass:hover {
    background: var(--glass-light);
    transform: translateX(4px);
}

.nav-item-glass.active {
    background: linear-gradient(135deg, rgba(47, 179, 68, 0.15) 0%, rgba(47, 179, 68, 0.05) 100%);
    color: var(--agrotech-primary-dark);
    font-weight: var(--font-weight-semibold);
}

/* 📱 Responsive */
@media (max-width: 768px) {
    .glass-card {
        padding: var(--space-md);
        border-radius: var(--radius-md);
    }
    
    .sidebar-glass {
        width: 100%;
        height: auto;
        position: relative;
    }
    
    .stat-value {
        font-size: 2rem;
    }
}

/* 🌊 Animations */
@keyframes glass-shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.glass-shimmer {
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: glass-shimmer 2s infinite;
}

/* 🎯 Utility Classes */
.text-gradient-primary {
    background: linear-gradient(135deg, var(--agrotech-primary) 0%, var(--agrotech-primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-glass-white { background: var(--glass-white); }
.bg-glass-light { background: var(--glass-light); }
.bg-glass-medium { background: var(--glass-medium); }

.blur-light { backdrop-filter: var(--glass-blur-light); }
.blur-strong { backdrop-filter: var(--glass-blur); }