/* 定義顏色與變數 */
:root {
    --primary-color: #4a90e2;
    --bg-color: #f4f7f6;
    --text-color: #333;
    --card-bg: #ffffff;
    --shadow: 0 4px 15px rgba(0,0,0,0.1);
}

body {
    font-family: 'Segoe UI', Microsoft JhengHei, sans-serif;
    background-color: var(--bg-color);
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    width: 90%;
    max-width: 400px;
}

.profile-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 30px;
    box-shadow: var(--shadow);
    text-align: center;
}

.avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid var(--primary-color);
    margin-bottom: 15px;
}

h1 {
    margin: 10px 0 5px;
    color: var(--text-color);
}

.tagline {
    color: #888;
    font-size: 0.9em;
    margin-bottom: 20px;
}

.info-section {
    background: #f9f9f9;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 20px;
    text-align: left;
}

.info-item {
    margin-bottom: 10px;
}

.info-item:last-child {
    margin-bottom: 0;
}

.label {
    display: block;
    font-size: 0.8em;
    color: #999;
    text-transform: uppercase;
}

.value {
    font-weight: 600;
    color: var(--text-color);
}

.bio {
    font-size: 0.95em;
    line-height: 1.6;
    color: #666;
    margin-bottom: 25px;
}

.btn {
    display: inline-block;
    padding: 10px 25px;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    transition: 0.3s;
}

.btn:hover {
    background-color: #357abd;
    transform: translateY(-2px);
}