/* 春水工作室 Shunsui Studio - 核心樣式表 */

@import url('https://fonts.googleapis.com/css2?family=Zen+Old+Mincho:wght@400;500;700&family=Noto+Sans+TC:wght@300;400;500&display=swap');

:root {
    --primary-color: #2c3e50;
    --secondary-color: #7f8c8d;
    --bg-color: #ffffff;
    --accent-color: #e67e22;
    --text-main: #333333;
    --text-light: #777777;
    --font-serif: 'Zen Old Mincho', serif;
    --font-sans: 'Noto Sans TC', sans-serif;
    --section-padding: 100px 20px;
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* SEO & Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

body {
    font-family: var(--font-serif);
    line-height: 1.8;
    color: var(--text-main);
    background-color: var(--bg-color);
    overflow-x: hidden;
}

nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 30px 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.logo img {
    height: 40px;
    vertical-align: middle;
}

.nav-links { display: flex; gap: 40px; list-style: none; }
.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--primary-color);
    transition: var(--transition-smooth);
}

.nav-links a:hover::after { width: 100%; }

.hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 20px;
    background: linear-gradient(rgba(255,255,255,0.7), rgba(255,255,255,0.7)), url('Images/hero_bg.png');
    background-size: cover;
    background-position: center;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: 4rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s forwards;
}

.hero p {
    font-size: 1.2rem;
    letter-spacing: 4px;
    color: var(--secondary-color);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s 0.3s forwards;
}

section { padding: var(--section-padding); max-width: 1200px; margin: 0 auto; }
.section-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 60px;
}

.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 2px;
    background: var(--primary-color);
    margin: 20px auto;
}

/* 介紹區塊樣式 */
#intro {
    background-color: #fafafa;
    text-align: center;
}

.intro-content {
    max-width: 800px;
    margin: 0 auto;
}

.intro-content p {
    margin-bottom: 35px;
    font-size: 1.1rem;
    color: var(--text-main);
    line-height: 2.2;
}

.intro-services {
    margin: 40px 0;
    font-family: var(--font-serif);
    color: var(--primary-color);
}

.intro-services p {
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.intro-final {
    font-size: 1.1rem;
    margin-top: 50px;
    position: relative;
    display: inline-block;
}

.intro-content strong {
    font-weight: 500;
    color: var(--primary-color);
    border-bottom: 1px solid #ddd;
}

.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 60px; }
.member { text-align: center; }
.member img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 30px;
    filter: grayscale(100%);
    transition: var(--transition-smooth);
}

.member:hover img { filter: grayscale(0%); transform: scale(1.05); }
.member h3 { font-family: var(--font-serif); font-size: 1.5rem; margin-bottom: 10px; }
.member span { color: var(--secondary-color); display: block; margin-bottom: 20px; font-size: 0.9rem; }

footer { padding: 60px 20px; background: #fdfdfd; text-align: center; border-top: 1px solid #eee; }
.footer-logo img {
    height: 60px;
    margin-bottom: 20px;
}
.copyright { font-size: 0.8rem; color: var(--text-light); }

@keyframes fadeInUp { to { opacity: 1; transform: translateY(0); } }

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero h1 { font-size: 2.5rem; }
}