:root {
    --bg: #f4f7fb;
    --panel: #ffffff;
    --primary: #1f5eff;
    --primary-dark: #163eb7;
    --text: #1d2433;
    --muted: #5d6b82;
    --border: #dde6f3;
    --success: #0e9f6e;
    --warning: #f59e0b;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 30px 20px 60px;
}

header {
    margin-bottom: 24px;
}

h1, h2 {
    margin: 0 0 16px;
}

.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: 0 8px 18px rgba(26, 38, 70, 0.04);
}

form {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    align-items: center;
}

.inline-form {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

input, select, textarea, button, .export-btn {
    border-radius: 8px;
    border: 1px solid var(--border);
    padding: 10px 12px;
    font-size: 14px;
}

textarea {
    width: 100%;
    min-height: 120px;
}

button, .export-btn {
    background: var(--primary);
    color: white;
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

button:hover, .export-btn:hover {
    background: var(--primary-dark);
}

.secondary-btn {
    background: var(--success);
}

.secondary-btn:hover {
    background: #0a7d56;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 18px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-card span {
    color: var(--muted);
}

.stat-card strong {
    font-size: 28px;
}

.flash-box {
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
    color: #065f46;
    padding: 12px 14px;
    border-radius: 10px;
    margin-bottom: 20px;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

th, td {
    border-bottom: 1px solid var(--border);
    padding: 10px 12px;
    text-align: left;
    vertical-align: top;
}

th {
    background: #f8fafc;
}

.actions-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.actions-row,
.toolbar-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.toolbar-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.select-all-box {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.winner-checkbox {
    width: 16px;
    height: 16px;
}

@media (max-width: 700px) {
    .actions-row,
    .toolbar-row {
        align-items: flex-start;
        flex-direction: column;
    }
}