:root {
    --primary-color: #4a6fa5;
    --secondary-color: #6b8cae;
    --accent-color: #ff7e5f;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #f5f7fa;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 2rem 0;
    text-align: center;
    margin-bottom: 2rem;
    box-shadow: var(--box-shadow);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.card {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    margin-bottom: 2rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.card h2 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark-color);
}

textarea, select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

textarea:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 111, 165, 0.2);
}

textarea {
    min-height: 120px;
    resize: vertical;
}

.btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.btn:hover {
    background-color: #3a5a8f;
    transform: translateY(-2px);
}

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

.analysis-result {
    margin-top: 1.5rem;
    padding: 1rem;
    background-color: #f8f9fa;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    font-style: italic;
    position: relative;
}

.analysis-result:before {
    content: '"';
    font-size: 4rem;
    color: rgba(74, 111, 165, 0.1);
    position: absolute;
    left: 10px;
    top: -10px;
    line-height: 1;
}

.hidden {
    display: none;
}

#entries-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 1rem;
}

.entry-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    border-left: 3px solid var(--accent-color);
}

.entry-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.entry-card .date {
    font-size: 0.8rem;
    color: #6c757d;
    margin-bottom: 0.5rem;
}

.entry-card .content {
    margin-bottom: 0.5rem;
}

.entry-card .insights {
    font-style: italic;
    color: var(--secondary-color);
    font-size: 0.9rem;
    background: #f8f9fa;
    padding: 0.8rem;
    border-radius: var(--border-radius);
    margin-top: 0.8rem;
    position: relative;
}

.entry-card .insights:before {
    content: '"';
    font-size: 3rem;
    color: rgba(107, 140, 174, 0.1);
    position: absolute;
    left: 5px;
    top: -15px;
    line-height: 1;
}

.entry-card .timeframe-badge {
    display: inline-block;
    padding: 0.2rem 0.5rem;
    background-color: var(--accent-color);
    color: white;
    border-radius: 12px;
    font-size: 0.7rem;
    margin-left: 0.5rem;
}

/* .modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 400px;
    width: 90%;
}

.loader {
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

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

footer {
    background-color: var(--dark-color);
    color: white;
    text-align: center;
    padding: 1.5rem 0;
    margin-top: 2rem;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }
    
    header p {
        font-size: 1rem;
    }
    
    .card {
        padding: 1rem;
    }
    
    #entries-container {
        grid-template-columns: 1fr;
    }
}