:root {
    --primary: #0f766e;
    --primary-dark: #115e59;
    --primary-light: #ccfbf1;
    --accent: #f59e0b;
    --bg: #f0fdfa;
    --card: #ffffff;
    --text: #134e4a;
    --text-muted: #5b7a76;
    --border: #e2ece9;
    --danger: #dc2626;
}

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

body {
    font-family: 'Cairo', 'Segoe UI', Tahoma, Arial, sans-serif;
    background: linear-gradient(160deg, #f0fdfa 0%, #e6f7f3 60%, #d6f3ec 100%);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 16px;
}

header.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
    padding: 34px 16px;
    text-align: center;
    border-radius: 0 0 28px 28px;
    box-shadow: 0 8px 24px rgba(15, 118, 110, 0.25);
}

header.hero h1 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}

header.hero p {
    opacity: 0.9;
    font-size: 1rem;
}

.tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin: 24px 0 18px;
    flex-wrap: wrap;
}

.tab-btn {
    background: var(--card);
    border: 2px solid var(--border);
    color: var(--text-muted);
    padding: 10px 22px;
    border-radius: 999px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.tab-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(15, 118, 110, 0.3);
}

.search-box {
    display: flex;
    gap: 10px;
    background: var(--card);
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 8px;
    box-shadow: 0 4px 14px rgba(15, 118, 110, 0.08);
}

.search-box input {
    flex: 1;
    border: none;
    outline: none;
    padding: 12px 16px;
    font-size: 1.05rem;
    font-family: inherit;
    background: transparent;
    color: var(--text);
}

.search-box input::placeholder {
    color: #9db7b3;
}

.search-box button {
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 12px;
    padding: 12px 26px;
    font-size: 1rem;
    font-weight: 700;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.2s ease;
}

.search-box button:hover {
    background: var(--primary-dark);
}

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin: 18px 0;
}

.toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 14px 0 10px;
    flex-wrap: wrap;
}

.toolbar label {
    font-weight: 700;
    color: var(--text);
}

.toolbar select {
    background: var(--card);
    border: 2px solid var(--border);
    border-radius: 10px;
    padding: 8px 14px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text);
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s ease;
}

.toolbar select:hover,
.toolbar select:focus {
    border-color: var(--primary);
}

.toolbar .range-info {
    margin-right: auto;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--primary-light);
    padding: 6px 14px;
    border-radius: 999px;
}

.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 14px 18px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(15, 118, 110, 0.06);
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 600;
}

.stat-card .stat-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
}

.table-card {
    background: var(--card);
    border-radius: 18px;
    box-shadow: 0 6px 20px rgba(15, 118, 110, 0.1);
    overflow: hidden;
    border: 1px solid var(--border);
}

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

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 480px;
}

thead th {
    background: var(--primary);
    color: #fff;
    padding: 13px 14px;
    font-size: 0.95rem;
    font-weight: 700;
    text-align: right;
    white-space: nowrap;
}

tbody td {
    padding: 11px 14px;
    border-bottom: 1px solid var(--border);
    font-size: 0.98rem;
}

tbody tr:nth-child(even) {
    background: #f4fbf9;
}

tbody tr:hover {
    background: var(--primary-light);
}

td.name-cell {
    font-weight: 700;
}

td.amount-cell {
    font-weight: 800;
    color: var(--primary-dark);
    white-space: nowrap;
}

td.cur-cell {
    color: var(--accent);
    font-weight: 700;
}

tbody tr.row-empty td {
    text-align: center;
    color: var(--text-muted);
    padding: 28px;
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 16px;
    flex-wrap: wrap;
}

.page-link, .page-info {
    padding: 8px 16px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    font-weight: 700;
    text-decoration: none;
    font-size: 0.92rem;
    transition: all 0.2s ease;
    font-family: inherit;
}

.page-link:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.page-link.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

.page-link.disabled {
    opacity: 0.45;
    pointer-events: none;
}

.page-info {
    background: var(--primary-light);
    border-color: var(--primary-light);
    color: var(--primary-dark);
}

footer {
    text-align: center;
    padding: 24px 16px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 600px) {
    header.hero h1 {
        font-size: 1.5rem;
    }

    .search-box {
        flex-direction: column;
    }

    .search-box button {
        width: 100%;
    }

    .tab-btn {
        flex: 1;
        padding: 10px 12px;
        font-size: 0.9rem;
    }

    thead th, tbody td {
        padding: 9px 10px;
        font-size: 0.88rem;
    }
}