:root {
    --primary-color: #54a39f;
    --primary-hover: #438783;
    --bg-color: #f4f6f8;
    --card-bg: #ffffff;
    --text-color: #2c3e50;
    --border-color: #e0e6ed;
    --transition: 0.3s ease;
}
body.dark-mode {
    --bg-color: #1a1a2e;
    --card-bg: #16213e;
    --text-color: #e0e0e0;
    --border-color: #0f3460;
}
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(--bg-color); color: var(--text-color); margin: 0; padding: 20px; transition: var(--transition); }
.container { max-width: 1200px; margin: auto; }
.modal { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; background-color: rgba(0,0,0,0.6); align-items: center; justify-content: center; }
.modal-content { background-color: var(--card-bg); padding: 30px; border-radius: 10px; width: 90%; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
input, select, textarea { width: 100%; box-sizing: border-box; padding: 10px; border-radius: 6px; border: 1px solid var(--border-color); background: var(--bg-color); color: var(--text-color); outline: none; transition: 0.3s; }
input:focus, select:focus, textarea:focus { border-color: var(--primary-color); box-shadow: 0 0 5px rgba(84, 163, 159, 0.3); }
.table-container { overflow-x: auto; background: var(--card-bg); border-radius: 10px; box-shadow: 0 4px 6px rgba(0,0,0,0.05); }
table { width: 100%; border-collapse: collapse; min-width: 600px; }
th, td { padding: 15px; text-align: left; border-bottom: 1px solid var(--border-color); }
th { background-color: var(--primary-color); color: white; font-weight: bold; }
tr:hover { background-color: rgba(84, 163, 159, 0.05); }
.balances-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 15px; margin-bottom: 30px; }
.balance-card { background: var(--card-bg); padding: 20px; border-radius: 10px; text-align: center; border-bottom: 4px solid var(--primary-color); box-shadow: 0 4px 6px rgba(0,0,0,0.05); transition: 0.3s; }
.balance-card:hover { transform: translateY(-5px); box-shadow: 0 8px 15px rgba(0,0,0,0.1); }
.balance-card h4 { margin: 0 0 10px 0; color: var(--text-color); font-size: 14px; }
.balance-card p { margin: 0; font-size: 28px; font-weight: bold; color: var(--primary-color); }
.badge-status { padding: 5px 10px; border-radius: 4px; font-size: 12px; font-weight: bold; color: white; }
.b-pending { background: #f1c40f; color: #333; }
.b-approved { background: #2ecc71; }
.b-rejected { background: #e74c3c; }
.profile-header { background: var(--card-bg); padding: 20px; border-radius: 10px; display: flex; align-items: center; gap: 20px; margin-bottom: 30px; box-shadow: 0 4px 6px rgba(0,0,0,0.05); }
.profile-header img { width: 100px; height: 100px; border-radius: 50%; object-fit: cover; border: 3px solid var(--primary-color); }