/* Main CSS file for Between The Lines */

:root {
    /* Color variables */
    --primary-color: #1a73e8;
    --primary-dark: #0d47a1;
    --accent-color: #ff6d00;
    --text-primary: #2c3e50;
    --text-secondary: #6c757d;
    --bg-light: #f8f9fa;
    --bg-muted: #e9ecef;
    --border-color: #dee2e6;
    --card-bg: #ffffff;
    --heading-color: #2c3e50;
    
    /* Font variables */
    --font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.5;
    
    /* Spacing variables */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Container sizes */
    --container-max-width: 1600px;
    
    /* Border radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.15);
}

/* Global styles */
body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--text-primary);
    background: linear-gradient(135deg, #ffffff 0%, #e3e8f0 50%, #d1d9e6 100%);
    background-attachment: fixed;
    margin: 0;
    padding: 0;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    color: var(--heading-color);
    margin-top: 0;
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
}

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

/* General utility classes */
.text-center {
    text-align: center;
}

.text-secondary {
    color: var(--text-secondary);
}

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.m-0 { margin: 0; }
.p-0 { padding: 0; }

/* Card styles */
.card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.card-header {
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-light);
}

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

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-light);
}

/* Responsive behavior */
@media (max-width: 768px) {
    :root {
        --font-size-base: 14px;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .card-body {
        padding: var(--spacing-md);
    }
}

/* Main styling for Between The Lines */
body { 
    font-family: Arial, sans-serif; 
    margin: 20px; 
}

button { 
    padding: 10px; 
    margin: 5px; 
    cursor: pointer; 
}

select, input[type="date"] { 
    padding: 10px; 
    margin: 5px; 
    border: 1px solid #dee2e6;
    border-radius: 4px;
    font-size: 14px;
}

.controls {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.date-range {
    display: flex;
    align-items: center;
    gap: 8px;
}

.date-range label {
    color: #555;
    font-size: 14px;
}

#events, #analysis { 
    margin-top: 20px; 
}

pre { 
    background: #f4f4f4; 
    padding: 10px; 
    white-space: pre-wrap; 
}

#status { 
    color: #555; 
}

#processing { 
    display: none; 
    margin: 10px 0; 
}

ul { 
    list-style-type: none; 
    padding: 0; 
}

li { 
    margin: 10px 0; 
    display: flex; 
    align-items: center; 
}

/* Error messages */
.error-message {
    padding: 15px;
    background-color: #f8d7da;
    color: #721c24;
    border-radius: 8px;
    margin: 20px 0;
}

.error-api-key {
    background-color: #fee8e9 !important;
    border-left: 5px solid #e74c3c !important;
    padding: 15px !important;
    margin: 20px 0 !important;
    border-radius: 4px;
    color: #c0392b;
    font-size: 15px;
    line-height: 1.5;
}

.error-api-key strong {
    color: #e74c3c;
    font-size: 16px;
}

.error-api-key a {
    color: #3498db;
    text-decoration: underline;
    font-weight: bold;
}

.error-general {
    background-color: #f8f4f4;
    border-left: 5px solid #7f8c8d;
    padding: 15px;
    margin: 20px 0;
    border-radius: 4px;
}

/* Back buttons - see buttons.css for .back-button styles */

/* Loading indicators */
.loading-indicator {
    text-align: center;
    padding: 40px;
}

.spinner {
    display: inline-block;
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0,0,0,0.1);
    border-radius: 50%;
    border-top: 4px solid #007bff;
    animation: spin 1s linear infinite;
}

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