styles.css - master - schoolproject/offlinewebschollproject

styles.css
1 148 строк24 KB
schoolproject
create: app.js, index.html, package.json, server.js, start_server.bat, start_server.py, start_server.sh, styles.css
14 мар 2026, 20:29
14 мар 2026, 20:29ea4e370
:root {
    --primary-blue: #4A90E2;
    --primary-blue-dark: #357ABD;
    --primary-blue-light: #6BA3E8;
    --primary-blue-lighter: #E8F2FC;
    --accent-green: #52C9A2;
    --accent-purple: #9B7EDE;
    --accent-orange: #F5A623;
    --accent-coral: #FF6B6B;
    --background: #F8F9FA;
    --background-light: #FFFFFF;
    --surface: #FFFFFF;
    --surface-hover: #F0F4F8;
    --text-primary: #2C3E50;
    --text-secondary: #5A6C7D;
    --border: #E1E8ED;
    --border-light: #D0D9E0;
    --shadow: rgba(74, 144, 226, 0.15);
    --error: #FF6B6B;
    --success: #52C9A2;
}

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

body {
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, var(--background) 0%, var(--background-light) 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(74, 144, 226, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(82, 201, 162, 0.06) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(155, 126, 222, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

/* Специальный шрифт для чисел */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap');

/* Применение моноширинного шрифта ко всем числам */
.stat-info h3,
.total-display,
.valid-total,
.input-cell,
.data-table td.numeric-cell,
.modern-table td:not(:first-child),
.modern-table th:not(:first-child),
#modalTotal,
.percentage-badge {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.5px;
    font-weight: 700 !important;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
    z-index: 1;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    color: #FFFFFF;
    padding: 32px;
    border-radius: 20px;
    margin-bottom: 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 8px 32px rgba(74, 144, 226, 0.3);
    position: relative;
    overflow: hidden;
    border: 2px solid var(--primary-blue-dark);
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.header h1 {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 22px;
    font-weight: 500;
}

.header-actions {
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.btn-small {
    padding: 8px 14px;
    font-size: 12px;
}

/* Выравнивание всех кнопок в шапке по центру */
.header-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    border-bottom: 2px solid var(--border);
    background: var(--surface);
    padding: 10px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.08);
    border: 1px solid var(--border);
}

.tab-btn {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 15px 30px;
    font-size: 16px;
    cursor: pointer;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
    border-radius: 8px;
    font-weight: 500;
}

.tab-btn:hover {
    color: var(--primary-blue);
    background: var(--surface-hover);
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.tab-btn.active {
    color: #FFFFFF;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    border-color: var(--primary-blue);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.4);
}

.tab-content {
    display: none;
}

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

/* Quarter Tabs */
.quarter-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    background: var(--surface);
    padding: 10px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.08);
    border: 1px solid var(--border);
    flex-wrap: wrap;
}

.quarter-tab-btn {
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 12px 24px;
    font-size: 14px;
    cursor: pointer;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
    border-radius: 8px;
    font-weight: 500;
    flex: 1;
    min-width: 150px;
    justify-content: center;
}

.quarter-tab-btn:hover {
    color: var(--primary-blue);
    background: var(--surface-hover);
    border-color: var(--border-light);
    transform: translateY(-2px);
}

.quarter-tab-btn.active {
    color: #FFFFFF;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    border-color: var(--primary-blue);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.4);
}

/* Cards */
.card {
    background: var(--surface);
    border-radius: 24px;
    padding: 32px;
    margin-bottom: 30px;
    box-shadow: 0 8px 32px rgba(74, 144, 226, 0.1);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-green), var(--accent-purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.card:hover::before {
    transform: scaleX(1);
}

.card:hover {
    box-shadow: 0 16px 48px rgba(74, 144, 226, 0.2);
    transform: translateY(-4px);
    background: var(--surface-hover);
    border-color: var(--primary-blue);
}

.card h2 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-size: 22px;
    font-weight: 500;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    transform: translateY(0);
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn:active {
    transform: translateY(2px) scale(0.98);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
    color: #FFFFFF;
    box-shadow: 0 4px 16px rgba(74, 144, 226, 0.4);
    border: 2px solid var(--primary-blue-light);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-blue-dark) 0%, var(--primary-blue) 100%);
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 24px rgba(74, 144, 226, 0.5);
    border-color: var(--primary-blue-lighter);
}

.btn-primary:active {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 4px 12px rgba(53, 122, 189, 0.4);
}

.btn-secondary {
    background: var(--surface);
    color: var(--text-primary);
    border: 2px solid var(--primary-blue);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.2);
}

.btn-secondary:hover {
    background: var(--primary-blue-lighter);
    color: var(--primary-blue);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
    border-color: var(--primary-blue-light);
}

.btn-secondary:active {
    transform: translateY(-1px) scale(1.02);
}

.btn-danger {
    background: linear-gradient(135deg, var(--accent-coral) 0%, #FF5252 100%);
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.3);
    border: 2px solid var(--accent-coral);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #FF5252 0%, var(--accent-coral) 100%);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
    border-color: #FF8A80;
}

.btn-danger:active {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 4px 12px rgba(255, 82, 82, 0.4);
}

.btn-edit {
    background: linear-gradient(135deg, var(--accent-green) 0%, #45B88A 100%);
    color: #FFFFFF;
    padding: 8px 16px;
    font-size: 12px;
    box-shadow: 0 2px 8px rgba(82, 201, 162, 0.3);
    border: 1px solid var(--accent-green);
}

.btn-edit:hover {
    background: linear-gradient(135deg, #45B88A 0%, var(--accent-green) 100%);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 4px 12px rgba(82, 201, 162, 0.4);
    border-color: #6DD4B1;
}

.btn-edit:active {
    transform: translateY(0) scale(1.02);
}

/* Tables */
.table-controls {
    margin-bottom: 20px;
}

.table-wrapper {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
}

.class-row {
    background: var(--surface);
    cursor: pointer;
    transition: all 0.2s ease;
}

.class-row:hover {
    background: var(--surface-hover);
}

.class-row.expanded {
    background: var(--surface-hover);
}

.students-row {
    background: var(--background-light);
    animation: slideDown 0.3s ease;
}

.students-row td:first-child {
    padding-left: 40px;
}

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

.expand-icon {
    transition: transform 0.3s ease;
    color: var(--primary-blue);
}

.expand-icon:hover {
    color: var(--primary-blue-dark);
    transform: scale(1.2);
}

.data-table thead {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    color: #FFFFFF;
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.2);
}

.data-table th {
    padding: 15px;
    font-weight: 500;
    font-size: 14px;
    white-space: nowrap;
}

.data-table th:not(.numeric-col) {
    text-align: left;
}

.data-table th.numeric-col {
    text-align: right;
}

.data-table th.numeric-col + th.numeric-col,
.data-table td.numeric-cell + td.numeric-cell {
    border-left: 1px solid var(--border-light);
}

.data-table td {
    padding: 15px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.data-table .class-row td:first-child {
    width: 30px;
    text-align: center;
}

.data-table .class-row strong {
    color: var(--primary-blue);
    font-size: 16px;
}

/* Жирные числа в таблицах */
.data-table tbody tr {
    transition: all 0.2s ease;
}

.data-table tbody tr:hover {
    background: linear-gradient(90deg, rgba(74, 144, 226, 0.1) 0%, rgba(82, 201, 162, 0.1) 100%);
    transform: scale(1.005);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.input-cell {
    width: 100px;
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
    background: var(--surface);
    color: var(--text-primary);
}

.input-cell:focus {
    background: var(--surface-hover);
}

.input-cell:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.15);
}

.input-cell.error {
    border-color: var(--error);
    background: rgba(255, 107, 107, 0.1);
}

.class-info {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.students-count {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
}

.row-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.student-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}

.student-name {
    font-weight: 600;
    color: var(--text-primary);
}

.numeric-cell {
    text-align: right;
    font-weight: 700;
}

.numeric-cell--input {
    min-width: 140px;
}

.numeric-cell--input .input-cell {
    width: 100%;
    text-align: right;
}

.icon-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--surface-hover);
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
}

.icon-btn .material-icons {
    font-size: 18px;
}

.icon-btn:hover {
    background: var(--primary-blue-lighter);
    color: var(--primary-blue);
    border-color: var(--primary-blue);
    transform: translateY(-2px);
}

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

.icon-btn-danger {
    border-color: var(--accent-coral);
    color: var(--accent-coral);
}

.icon-btn-danger:hover {
    background: rgba(255, 107, 107, 0.15);
    color: var(--accent-coral);
}

/* Statistics */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.stat-card {
    background: var(--surface);
    border-radius: 20px;
    padding: 28px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 4px 16px rgba(74, 144, 226, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-green));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 12px 32px rgba(74, 144, 226, 0.2);
    border-color: var(--primary-blue);
}

.stat-card.modern-card {
    flex-direction: column;
    align-items: flex-start;
    padding: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 4px 16px rgba(74, 144, 226, 0.08);
}

.stat-icon-wrapper {
    margin-bottom: 12px;
}

.stat-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.stat-icon.purple {
    background: linear-gradient(135deg, var(--accent-purple) 0%, #8B6FD6 100%);
}

.stat-icon.green {
    background: linear-gradient(135deg, var(--accent-green) 0%, #45B88A 100%);
}

.stat-icon.orange {
    background: linear-gradient(135deg, var(--accent-orange) 0%, #E8961F 100%);
}

.stat-icon.blue {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
}

.stat-icon.teal {
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--primary-blue) 100%);
}

.stat-icon.indigo {
    background: linear-gradient(135deg, var(--accent-purple) 0%, var(--primary-blue-dark) 100%);
}

.stat-info {
    width: 100%;
}

.stat-info h3 {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-variant-numeric: tabular-nums;
    letter-spacing: 1px;
}

.stat-info p {
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    margin-bottom: 8px;
}

.stat-details {
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.stat-number-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-number-label strong {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-weight: 700;
    color: var(--text-primary);
    font-size: 13px;
}

.stat-change {
    display: inline-block;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    margin-top: 4px;
}

.stat-change.positive {
    background: rgba(82, 201, 162, 0.15);
    color: var(--success);
}

.stat-change.negative {
    background: rgba(255, 107, 107, 0.15);
    color: var(--accent-coral);
}

.stat-change.neutral {
    background: rgba(107, 114, 128, 0.1);
    color: var(--text-secondary);
}

/* Charts */
.analytics-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.chart-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 30px;
}

.chart-row .full-width {
    grid-column: 1 / -1;
}

.modern-chart-card {
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 8px 32px rgba(74, 144, 226, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.modern-chart-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-green), var(--accent-purple));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.modern-chart-card:hover::before {
    transform: scaleX(1);
}

.modern-chart-card:hover {
    box-shadow: 0 12px 40px rgba(74, 144, 226, 0.15);
    transform: translateY(-4px);
    background: var(--surface-hover);
    border-color: var(--primary-blue);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border);
}

.chart-header h2 {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-blue);
}

.chart-legend {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    display: inline-block;
}

.chart-container {
    position: relative;
    height: 350px;
    padding: 10px;
}

.modern-table-card {
    background: var(--surface);
    border: 1px solid var(--border);
    box-shadow: 0 4px 16px rgba(74, 144, 226, 0.08);
}

.modern-table {
    border-collapse: separate;
    border-spacing: 0;
}

.modern-table thead {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    position: sticky;
    top: 0;
    z-index: 10;
    color: #FFFFFF;
}

.modern-table tbody tr {
    transition: all 0.2s ease;
}

.modern-table tbody tr:hover {
    background: linear-gradient(90deg, rgba(74, 144, 226, 0.08) 0%, rgba(82, 201, 162, 0.08) 100%);
    transform: scale(1.01);
    box-shadow: 0 2px 8px rgba(74, 144, 226, 0.15);
}

.percentage-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 13px;
    background: linear-gradient(135deg, rgba(74, 144, 226, 0.15) 0%, rgba(82, 201, 162, 0.15) 100%);
    color: var(--primary-blue);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(44, 62, 80, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--surface);
    border-radius: 12px;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(74, 144, 226, 0.25);
    border: 1px solid var(--border);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-light) 100%);
    color: #FFFFFF;
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 12px 12px 0 0;
}

.modal-header h2 {
    margin: 0;
    font-size: 22px;
    font-weight: 500;
}

.modal-close {
    background: none;
    border: none;
    color: #FFFFFF;
    cursor: pointer;
    padding: 8px;
    display: flex;
    align-items: center;
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg) scale(1.1);
}

.modal-close:active {
    transform: rotate(90deg) scale(0.95);
}

.modal-body {
    padding: 25px;
}

.modal-footer {
    padding: 20px 25px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 14px;
}

.form-group input[type="text"],
.form-group input[type="number"] {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s;
    background: var(--surface);
    color: var(--text-primary);
}

.form-group input[type="text"]:focus,
.form-group input[type="number"]:focus {
    background: var(--surface-hover);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.15);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
    margin-top: 10px;
}

.form-group-small {
    margin-bottom: 0;
}

.form-group-small label {
    font-size: 12px;
    margin-bottom: 5px;
}

.form-group-small input {
    padding: 8px;
    font-size: 13px;
}

.validation-message {
    padding: 12px;
    border-radius: 8px;
    margin-top: 10px;
    font-size: 14px;
    display: none;
}

.validation-message.error {
    background: rgba(255, 107, 107, 0.15);
    color: var(--accent-coral);
    border: 1px solid var(--error);
    display: block;
}

.validation-message.success {
    background: rgba(82, 201, 162, 0.15);
    color: var(--success);
    border: 1px solid var(--success);
    display: block;
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .header-actions {
        width: 100%;
        justify-content: center;
    }

    .tabs {
        overflow-x: auto;
    }

    .tab-btn {
        padding: 12px 20px;
        font-size: 14px;
    }

    .charts-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .reasons-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }

    .table-wrapper {
        overflow-x: scroll;
    }

    .data-table {
        min-width: 800px;
    }
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-blue-dark);
}