/* Time Tracker Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    margin-bottom: 30px;
    color: #2c3e50;
}

.section {
    margin-bottom: 30px;
    padding: 20px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    background-color: #fafafa;
}

h2 {
    margin-bottom: 15px;
    color: #34495e;
    border-bottom: 2px solid #3498db;
    padding-bottom: 5px;
}

/* Project Management */
.project-form {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.project-form input {
    flex: 1;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.project-form button {
    padding: 8px 15px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.project-form button:hover {
    background-color: #2980b9;
}

#projects-list {
    list-style-type: none;
}

#projects-list li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px;
    background-color: white;
    margin-bottom: 5px;
    border-radius: 4px;
    border: 1px solid #e0e0e0;
}

#projects-list button {
    background-color: #e74c3c;
    color: white;
    border: none;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
}

#projects-list button:hover {
    background-color: #c0392b;
}

/* Time Entry Form */
#time-entry-form {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 2fr auto;
    gap: 10px;
    align-items: end;
}

#time-entry-form input,
#time-entry-form select {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

#time-entry-form button {
    padding: 8px 15px;
    background-color: #2ecc71;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

#time-entry-form button:hover {
    background-color: #27ae60;
}

/* Filters */
.filters {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
    align-items: center;
}

.filters select,
.filters input {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

.filters button {
    padding: 8px 15px;
    background-color: #f39c12;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.filters button:hover {
    background-color: #e67e22;
}

/* Table */
#entries-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 15px;
}

#entries-table th,
#entries-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

#entries-table th {
    background-color: #34495e;
    color: white;
}

#entries-table tbody tr:hover {
    background-color: #f8f9fa;
}

#entries-table button {
    background-color: #e74c3c;
    color: white;
    border: none;
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
}

#entries-table button:hover {
    background-color: #c0392b;
}

/* Summary */
.summary {
    text-align: right;
    font-weight: bold;
    font-size: 18px;
    color: #2c3e50;
}

/* Data Management */
.section:last-child {
    display: flex;
    gap: 10px;
    align-items: center;
}

#export-csv,
#import-btn {
    padding: 10px 15px;
    background-color: #9b59b6;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

#export-csv:hover,
#import-btn:hover {
    background-color: #8e44ad;
}

#import-csv {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    #time-entry-form {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .filters {
        flex-direction: column;
        align-items: stretch;
    }

    #entries-table {
        font-size: 14px;
    }

    #entries-table th,
    #entries-table td {
        padding: 8px;
    }
}