* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f5f7fa;
    color: #212529;
}

.main-content {
    min-height: 70vh;
    padding: 40px 0;
}

.navbar-brand {
    letter-spacing: 0.3px;
}

.footer {
    margin-top: 50px;
}

.card {
    border: 0;
    border-radius: 12px;
}

.btn {
    border-radius: 8px;
}

.form-control,
.form-select {
    border-radius: 8px;
    padding: 10px 12px;
}

.hero {
    padding: 80px 0;
    background: #ffffff;
}

.hero h1 {
    font-size: 42px;
    font-weight: 700;
}

.stat-card {
    padding: 25px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}