/* 基本設定 */
:root {
    --primary-color: #007bff; /* 天藍色 */
    --text-color: #333;
    --bg-color: #ffffff;
    --card-bg: #fdfdfd;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Noto Sans TC', sans-serif;
    color: var(--text-color);
    background-color: var(--bg-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    height: 80px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #eee;
}

nav {
    display: flex;
    justify-content: space-between;
    width: 100%;
    align-items: center;
}

.logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.logo span {
    color: #999;
    font-size: 1rem;
    font-weight: 300;
    margin-left: 5px;
}

.nav-links li {
    list-style: none;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
}

/* Hero Section */
.hero {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(180deg, #f0f8ff 0%, #ffffff 100%);
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.hero p {
    color: #666;
    font-size: 1.1rem;
}

/* Portfolio Grid */
.portfolio {
    padding: 60px 0;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

/* Card Style */
.card {
    background: var(--card-bg);
    border: 1px solid #eee;
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 123, 255, 0.1);
}

.card-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid #eee;
}

.card-content {
    padding: 20px;
    text-align: center;
}

.card-content h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
}

.card-content p {
    color: #888;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

/* Button */
.btn {
    display: inline-block;
    padding: 10px 25px;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 25px;
    transition: var(--transition);
}

.btn:hover {
    background: var(--primary-color);
    color: #fff;
}

/* Coming Soon Card */
.coming-soon {
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px dashed #ddd;
    background: transparent;
}

.plus-icon {
    font-size: 3rem;
    color: #ddd;
    margin-bottom: 10px;
}

/* Footer */
footer {
    padding: 60px 0;
    text-align: center;
    border-top: 1px solid #eee;
    color: #999;
    font-size: 0.9rem;
}

footer a {
    color: #999;
    text-decoration: none;
}

/* RWD Adjustment */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
}