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

:root {
    --primary: #0066ff;
    --primary-dark: #0052cc;
    --primary-light: #e6f0ff;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    color: var(--gray-800);
    line-height: 1.6;
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
}

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

.tabs {
    display: flex;
    background: var(--gray-100);
    border-bottom: 2px solid var(--gray-200);
    padding: 0;
}

.tab-btn {
    flex: 1;
    padding: 18px 20px;
    border: none;
    background: transparent;
    color: var(--gray-600);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.tab-btn:hover {
    color: var(--primary);
    background: rgba(0, 102, 255, 0.05);
}

.tab-btn.active {
    color: var(--primary);
    background: white;
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary);
}

.tab-content {
    display: none;
    padding: 30px;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.section-header h2 {
    font-size: 1.8rem;
    color: var(--gray-900);
}

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            border: none;
            padding: 12px 24px;
            border-radius: 0px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 500;
            transition: var(--transition);
            box-shadow: 0 4px 12px rgba(0, 102, 255, 0.3);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(0, 102, 255, 0.4);
        }

        .btn-secondary {
            background: var(--gray-200);
            color: var(--gray-800);
            border: none;
            padding: 10px 20px;
            border-radius: 0px;
            cursor: pointer;
            font-size: 0.95rem;
            transition: var(--transition);
        }

        .btn-secondary:hover {
            background: var(--gray-300);
        }

        .btn-small {
            padding: 6px 12px;
            font-size: 0.85rem;
            border: none;
            border-radius: 0px;
            cursor: pointer;
            transition: var(--transition);
            margin: 0 4px;
        }

        .btn-edit {
            background: var(--primary-light);
            color: var(--primary);
        }

        .btn-edit:hover {
            background: var(--primary);
            color: white;
        }

        .btn-delete {
            background: #ffe6e6;
            color: var(--danger);
        }

        .btn-delete:hover {
            background: var(--danger);
            color: white;
        }

        .btn-success {
            background: #e6ffe6;
            color: var(--success);
        }

        .btn-success:hover {
            background: var(--success);
            color: white;
        }

.table-wrapper {
    overflow-x: auto;
    border-radius: var(--border-radius);
    border: 1px solid var(--gray-200);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: var(--gray-100);
    border-bottom: 2px solid var(--gray-200);
}

.data-table th {
    padding: 16px;
    text-align: left;
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.95rem;
}

.data-table td {
    padding: 16px;
    border-bottom: 1px solid var(--gray-200);
}

.data-table tbody tr:hover {
    background: var(--gray-50);
}

.data-table .loading {
    text-align: center;
    color: var(--gray-500);
    padding: 40px;
}

        .status-badge {
            display: inline-block;
            padding: 6px 12px;
            border-radius: 0px;
            font-size: 0.85rem;
            font-weight: 500;
        }

.status-executed {
    background: #e6ffe6;
    color: var(--success);
}

.status-pending {
    background: #fff3cd;
    color: #856404;
}

.budget-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.budget-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 25px;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--gray-400);
    transition: var(--transition);
}

.budget-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.budget-card.highlight {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border-left-color: white;
}

.budget-card h3 {
    font-size: 0.95rem;
    margin-bottom: 12px;
    opacity: 0.9;
}

.budget-amount {
    font-size: 2rem;
    font-weight: 700;
    color: inherit;
}

.progress-form {
    background: var(--gray-100);
    padding: 25px;
    border-radius: var(--border-radius);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--gray-700);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.radio-group {
    display: flex;
    gap: 20px;
}

.radio-group label {
    display: flex;
    align-items: center;
    margin-bottom: 0;
}

.radio-group input {
    width: auto;
    margin-right: 8px;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 500px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.3);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
    font-size: 1.5rem;
}

.close {
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray-500);
    transition: var(--transition);
}

.close:hover {
    color: var(--gray-900);
}

.modal-body {
    padding: 25px;
}

.modal-footer {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    padding: 15px 25px;
    border-top: 1px solid var(--gray-200);
}

.action-buttons {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    body {
        padding: 0;
    }

    .container {
        border-radius: 0;
        box-shadow: none;
    }

    header {
        padding: 20px 15px;
    }

    header h1 {
        font-size: 1.5rem;
    }

    header .subtitle {
        font-size: 0.9rem;
    }

    .tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .tab-btn {
        padding: 14px 16px;
        font-size: 0.85rem;
        white-space: nowrap;
        min-width: 100px;
    }

    .tab-content {
        padding: 15px;
    }

    .section-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .section-header h2 {
        font-size: 1.3rem;
    }

    .section-header button {
        width: 100%;
    }

    .budget-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        margin-bottom: 20px;
    }

    .budget-card {
        padding: 20px;
    }

    .budget-amount {
        font-size: 1.8rem;
    }

    /* 移动端表格优化 - 卡片式布局 */
    .table-wrapper {
        border: none;
        overflow: visible;
    }

    .data-table {
        border: none;
    }

    .data-table thead {
        display: none;
    }

    .data-table tbody {
        display: block;
    }

    .data-table tr {
        display: block;
        background: white;
        border: 1px solid var(--gray-200);
        border-radius: 8px;
        margin-bottom: 12px;
        padding: 15px;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .data-table tr:hover {
        background: var(--gray-100);
    }

    .data-table td {
        display: block;
        padding: 8px 0;
        border: none;
        text-align: left;
        position: relative;
        padding-left: 50%;
    }

    .data-table td:before {
        content: attr(data-label);
        position: absolute;
        left: 0;
        top: 8px;
        font-weight: 600;
        color: var(--gray-700);
        font-size: 0.85rem;
    }

    .data-table td:last-child {
        padding-left: 0;
        padding-top: 12px;
        margin-top: 8px;
        border-top: 1px solid var(--gray-200);
    }

    .data-table td:last-child:before {
        display: none;
    }

    .action-buttons {
        display: flex;
        gap: 8px;
        justify-content: flex-end;
    }

    .btn-small {
        flex: 1;
        padding: 10px 12px;
        font-size: 0.85rem;
    }

    .progress-form {
        padding: 15px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
    }

    .modal-body {
        padding: 15px;
    }

    .btn-primary {
        padding: 14px 20px;
    }
}

/* 小屏幕优化 */
@media (max-width: 480px) {
    header h1 {
        font-size: 1.3rem;
    }

    .tab-btn {
        font-size: 0.8rem;
        padding: 12px 12px;
        min-width: 80px;
    }

    .section-header h2 {
        font-size: 1.1rem;
    }

    .budget-amount {
        font-size: 1.5rem;
    }

    .data-table tr {
        padding: 12px;
    }

    .data-table td {
        font-size: 0.9rem;
        padding-left: 45%;
    }

    .action-buttons {
        flex-direction: column;
    }

    .btn-small {
        width: 100%;
    }
}