/* UK ILR Tracker - Core Styles */
/* Glass morphism design with responsive 3-panel layout */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    line-height: 1.6;
}

/* Main container */
.ilr-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    min-height: 100vh;
}

/* Header */
.ilr-header {
    text-align: center;
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.ilr-header h1 {
    color: white;
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 10px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.ilr-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    font-weight: 300;
}

/* Main panels grid */
.ilr-panels {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

/* Individual panel styling */
.ilr-panel {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.ilr-panel:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.ilr-panel h3 {
    color: white;
    font-size: 1.4rem;
    font-weight: 500;
    margin-bottom: 20px;
    text-align: center;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* Section within panels */
.ilr-section {
    margin-bottom: 20px;
}

.ilr-section:last-child {
    margin-bottom: 0;
}

.ilr-section h4 {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.1rem;
    margin-bottom: 15px;
    font-weight: 500;
}

/* Input groups */
.ilr-input-group {
    margin-bottom: 15px;
}

.ilr-input-label {
    display: block;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    margin-bottom: 5px;
    font-weight: 500;
}

/* Form inputs */
.ilr-input,
.ilr-select,
.ilr-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    min-height: 44px; /* Ensure touch target size */
    box-sizing: border-box;
}

.ilr-input::placeholder,
.ilr-textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.ilr-input:focus,
.ilr-select:focus,
.ilr-textarea:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.ilr-select option {
    background: #333;
    color: white;
}

.ilr-textarea {
    resize: vertical;
    min-height: 80px;
}

/* Button styles */
.ilr-btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    min-width: 120px;
    min-height: 44px; /* Ensure touch target size */
    display: flex;
    align-items: center;
    justify-content: center;
}

.ilr-btn-primary {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    box-shadow: 0 4px 15px rgba(40, 167, 69, 0.3);
}

.ilr-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.4);
}

.ilr-btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.ilr-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.ilr-btn-danger {
    background: linear-gradient(135deg, #dc3545, #e74c3c);
    color: white;
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
}

.ilr-btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.4);
}

/* Button groups */
.ilr-btn-group {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 15px;
}

/* Alert and status boxes */
.ilr-alert {
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 15px;
    font-weight: 500;
    border-left: 4px solid;
}

.ilr-alert-success {
    background: rgba(40, 167, 69, 0.2);
    border-left-color: #28a745;
    color: rgba(255, 255, 255, 0.95);
}

.ilr-alert-warning {
    background: rgba(255, 193, 7, 0.2);
    border-left-color: #ffc107;
    color: rgba(255, 255, 255, 0.95);
}

.ilr-alert-danger {
    background: rgba(220, 53, 69, 0.2);
    border-left-color: #dc3545;
    color: rgba(255, 255, 255, 0.95);
}

.ilr-alert-info {
    background: rgba(23, 162, 184, 0.2);
    border-left-color: #17a2b8;
    color: rgba(255, 255, 255, 0.95);
}

/* Status indicators */
.ilr-status {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ilr-status-safe {
    background: rgba(40, 167, 69, 0.3);
    color: #28a745;
    border: 1px solid rgba(40, 167, 69, 0.5);
}

.ilr-status-warning {
    background: rgba(255, 193, 7, 0.3);
    color: #ffc107;
    border: 1px solid rgba(255, 193, 7, 0.5);
}

.ilr-status-danger {
    background: rgba(220, 53, 69, 0.3);
    color: #dc3545;
    border: 1px solid rgba(220, 53, 69, 0.5);
}

/* Responsive design */
@media (max-width: 1024px) {
    .ilr-panels {
        grid-template-columns: 1fr 1fr;
    }
    
    .ilr-panel:nth-child(3) {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .ilr-container {
        padding: 15px;
    }
    
    .ilr-panels {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .ilr-panel {
        padding: 20px;
    }
    
    .ilr-header {
        padding: 20px;
        margin-bottom: 20px;
    }
    
    .ilr-header h1 {
        font-size: 2rem;
    }
    
    .ilr-btn-group {
        flex-direction: column;
        gap: 12px;
    }
    
    .ilr-btn {
        width: 100%;
        min-height: 48px; /* Larger touch target on mobile */
        padding: 14px 20px;
        font-size: 1rem;
    }
    
    /* Enhanced form inputs for mobile */
    .ilr-input,
    .ilr-select,
    .ilr-textarea {
        padding: 14px 16px;
        font-size: 1rem; /* Prevent zoom on iOS */
        min-height: 48px; /* Larger touch target */
        border-radius: 10px;
    }
    
    .ilr-textarea {
        min-height: 120px; /* Larger touch area for text areas */
    }
    
    /* Input labels - better readability */
    .ilr-input-label {
        font-size: 1rem;
        margin-bottom: 8px;
        font-weight: 600;
    }
    
    /* Help text - better readability */
    .ilr-help-text {
        font-size: 0.9rem;
        margin-top: 8px;
    }
    
    /* Alert styles - better mobile spacing */
    .ilr-alert {
        padding: 16px;
        margin-bottom: 16px;
        border-radius: 10px;
        font-size: 0.95rem;
    }
    
    /* Status indicators - larger on mobile */
    .ilr-status {
        padding: 6px 14px;
        font-size: 0.9rem;
        border-radius: 25px;
    }
}

@media (max-width: 480px) {
    .ilr-container {
        padding: 12px;
    }
    
    .ilr-header {
        padding: 15px;
        margin-bottom: 15px;
    }
    
    .ilr-header h1 {
        font-size: 1.8rem;
    }
    
    .ilr-panel {
        padding: 15px;
    }
    
    .ilr-panel h3 {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }
    
    /* Extra large touch targets on small screens */
    .ilr-btn {
        min-height: 52px;
        padding: 16px 20px;
        font-size: 1.1rem;
        border-radius: 12px;
    }
    
    .ilr-input,
    .ilr-select,
    .ilr-textarea {
        padding: 16px 18px;
        font-size: 1.1rem; /* Prevent zoom on iOS */
        min-height: 52px;
        border-radius: 12px;
    }
    
    .ilr-textarea {
        min-height: 140px;
    }
    
    /* Better text readability on small screens */
    .ilr-input-label {
        font-size: 1.1rem;
        margin-bottom: 10px;
    }
    
    .ilr-help-text {
        font-size: 1rem;
        margin-top: 10px;
    }
    
    /* Section spacing improvements */
    .ilr-section {
        margin-bottom: 25px;
    }
    
    .ilr-input-group {
        margin-bottom: 20px;
    }
    
    /* Alert improvements */
    .ilr-alert {
        padding: 18px;
        font-size: 1rem;
        line-height: 1.5;
    }
}

/* Utility classes */
.ilr-text-center {
    text-align: center;
}

.ilr-text-white {
    color: white;
}

.ilr-mb-0 {
    margin-bottom: 0;
}

.ilr-mb-10 {
    margin-bottom: 10px;
}

.ilr-mb-15 {
    margin-bottom: 15px;
}

.ilr-mb-20 {
    margin-bottom: 20px;
}

.ilr-hidden {
    display: none;
}

.ilr-visible {
    display: block;
}

/* Loading states */
.ilr-loading {
    opacity: 0.6;
    pointer-events: none;
}

.ilr-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: ilr-spin 1s linear infinite;
}

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