* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Arial, sans-serif;
}

body {
    background-color: #f0f2f5;
    display: flex;
    justify-content: center;
    padding: 50px 20px;
}

.container {
    width: 100%;
    max-width: 600px;
}

/* Thông tin sinh viên */
.student-info {
    background: #ffffff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 20px;
    text-align: center;
    border-left: 8px solid #007bff;
}

.student-info h1 {
    font-size: 1.4rem;
    color: #444;
}

.student-info h2 {
    font-size: 1.2rem;
    color: #666;
    margin-top: 5px;
}

/* Danh sách link thẳng hàng */
.link-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.link-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #ffffff;
    text-decoration: none;
    color: #333;
    padding: 18px 25px;
    border-radius: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.03);
}

.link-item:hover {
    transform: translateX(10px);
    background: #007bff;
    color: white;
}

.link-item .label {
    font-size: 0.9rem;
    text-transform: uppercase;
    opacity: 0.7;
}

.link-item .title {
    font-weight: bold;
    font-size: 1.1rem;
}