/* ---- CSS 变量定义 ---- */
:root {
    --primary-color: #2C2C2C;
    --accent-color: #D4AF37;
    --background-color: #FFFFFF;
    --light-gray-bg: #F8F9FA;
    --text-color-light: #FFFFFF;
    --border-radius: 8px;
}

/* ---- 全局重置与基础样式 ---- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.7; background-color: var(--background-color); color: var(--primary-color);
    -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3, h4 { line-height: 1.4; }
h1 { font-size: 3rem; } h2 { font-size: 2.2rem; } h3 { font-size: 1.2rem; } h4 { font-size: 1.2rem; }
ul { list-style: none; } a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.section-padding { padding: 120px 0; }
.section-title { text-align: center; margin-bottom: 60px; font-weight: 600; }
.left-title { text-align: left; margin-bottom: 20px; font-weight: 600; font-size: 2rem; }

/* ---- 动画效果 ---- */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ---- 头部与导航 ---- */
.main-header {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    padding: 1rem 0; border-bottom: 1px solid rgba(0,0,0,0.05);
    position: sticky; top: 0; z-index: 100;
}
.main-header .container { display: flex; justify-content: space-between; align-items: center; }
.main-header .logo img { height: 50px; }
.main-nav .nav-links { display: flex; }
.main-nav .nav-links li { margin-left: 30px; }
.main-nav .nav-links a {
    font-size: 1rem; font-weight: 500; transition: color 0.3s ease; position: relative; padding-bottom: 5px;
}
.main-nav .nav-links a::after {
    content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 0; height: 2px; background-color: var(--accent-color); transition: width 0.3s ease-in-out;
}
.main-nav .nav-links a:hover::after, .main-nav .nav-links a.active::after { width: 100%; }
.main-nav .nav-links a:hover, .main-nav .nav-links a.active { color: var(--accent-color); }
.hamburger { display: none; cursor: pointer; }
.hamburger .line { width: 25px; height: 3px; background-color: var(--primary-color); margin: 5px 0; transition: all 0.3s ease; }

/* ---- 按钮 ---- */
.btn {
    display: inline-block; padding: 14px 32px; border-radius: var(--border-radius);
    font-weight: bold; text-align: center; transition: all 0.3s ease;
    border: 2px solid transparent;
}
.btn-primary { 
    background-color: var(--accent-color); color: var(--primary-color); border-color: var(--accent-color);
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}
.btn-primary:hover {
    background-color: #c8a030; border-color: #c8a030; transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(212, 175, 55, 0.4);
}
.btn-secondary { color: var(--primary-color); border-color: var(--primary-color); }
.btn-secondary:hover { background-color: var(--primary-color); color: var(--text-color-light); }

/* ---- 首页特定板块样式 ---- */
.hero {
    background-color: #1a1a1a;
    background-image:
      linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 30px 30px;
    background-position: 0 0, 15px 15px;
    color: var(--text-color-light); text-align: center; padding: 140px 0;
    position: relative; z-index: 1;
}
.hero h1 {
    color: var(--accent-color);
    margin-bottom: 25px; 
}
.hero p {
    font-size: 1.2rem;
    margin-bottom: 45px;
    opacity: 0.9;
    font-weight: 300;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
.services-section { 
    background-color: var(--light-gray-bg);
    margin-top: 0; 
    position: relative; z-index: 2;
}
.services-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 30px; }
.service-icon {
    width: 60px; height: 60px; margin-bottom: 25px;
    background-color: var(--accent-color); border-radius: 50%;
    display: flex; align-items: center; justify-content: center; color: var(--primary-color);
}
.service-card {
    background: var(--background-color); border: 1px solid #eee; padding: 40px; 
    border-radius: var(--border-radius); text-align: left;
    box-shadow: 0 8px 32px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.service-card:hover { 
    transform: translateY(-10px); 
    box-shadow: 0 12px 40px rgba(0,0,0,0.1);
}
.service-card:nth-child(1) { grid-column: 1 / 7; }
.service-card:nth-child(2) { grid-column: 8 / 13; }
.service-card h3 { 
    text-transform: uppercase; letter-spacing: 1px; font-size: 1.1rem;
    color: var(--primary-color); margin-bottom: 15px;
}
.service-card p { margin-bottom: 25px; color: #555; }
.cta-section { background-color: #fff; }
.cta-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.cta-item { 
    background-color: var(--light-gray-bg); padding: 30px; border-radius: var(--border-radius);
    text-align: center; position: relative;
    box-shadow: 0 8px 32px rgba(0,0,0,0.05);
}
.cta-item img { width: 180px; height: 180px; margin: 0 auto 20px auto; border-radius: var(--border-radius); }
.cta-item h4 { font-size: 1.2rem; margin-bottom: 10px; }

/* ---- 子页面通用样式 ---- */
.page-header {
    background-color: #1a1a1a;
    background-image:
      linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 30px 30px;
    background-position: 0 0, 15px 15px;
    color: var(--text-color-light);
    text-align: center;
    padding: 120px 0;
}
.page-header h1 { 
    font-size: 2.8rem; 
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--accent-color);
}
.page-header h1::after {
    content: none;
}
.page-header p { 
    font-size: 1.2rem; 
    color: #aaa; 
    max-width: 600px; 
    margin: 25px auto 0 auto;
}

.cta-banner {
    background-color: var(--primary-color);
    color: var(--text-color-light);
    text-align: center;
    border-radius: var(--border-radius);
    padding: 80px 40px;
    margin-bottom: 120px;
}
.cta-banner h2 {
    font-size: 2.2rem;
    margin-bottom: 40px;
}
.cta-banner p { opacity: 0.8; margin-top: 15px; margin-bottom: 30px; }

/* ---- 关于我们页面样式 ---- */
.story-section {
    max-width: 800px;
    margin: 0 auto;
}
.philosophy-card {
    background-color: var(--light-gray-bg);
    border-left: 5px solid var(--accent-color);
    padding: 40px;
    border-radius: var(--border-radius);
    margin-bottom: 40px;
}
.philosophy-card:last-child {
    margin-bottom: 0;
}
.philosophy-card h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 15px;
}
.philosophy-card p {
    color: #555;
    font-size: 1.1rem;
    line-height: 1.8;
}


/* ---- 业务中心页面样式 ---- */
.service-tabs-container {
    background-color: var(--background-color);
    border-bottom: 1px solid #eee;
    position: sticky; top: 75px; z-index: 99;
}
.service-tabs { display: flex; justify-content: center; gap: 40px; }
.service-tabs .tab-link {
    padding: 15px 10px; font-size: 1.1rem; font-weight: 500;
    color: #666; border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}
.service-tabs .tab-link:hover { color: var(--primary-color); }
.service-tabs .tab-link.active { color: var(--accent-color); border-bottom-color: var(--accent-color); }

.service-section-block { border-bottom: 1px solid #eee; }
.service-section-block:last-of-type { border-bottom: none; }
.service-content-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.service-description h3 { font-size: 1.6rem; margin-bottom: 20px; }
.service-description p { color: #555; margin-bottom: 15px; }

.salon-gallery { position: relative; height: 400px; }
.salon-gallery img {
    position: absolute; width: 55%; border-radius: var(--border-radius);
    border: 3px solid #fff; box-shadow: 0 10px 30px rgba(0,0,0,0.15);
    transition: all 0.3s ease-in-out;
}
.salon-gallery img:hover { transform: scale(1.05) !important; z-index: 10 !important; box-shadow: 0 15px 40px rgba(0,0,0,0.25); }
.salon-gallery img:nth-child(1) { top: 0; left: 0; transform: rotate(-8deg); z-index: 1; }
.salon-gallery img:nth-child(2) { top: 20px; right: 0; transform: rotate(5deg); z-index: 2; }
.salon-gallery img:nth-child(3) { bottom: 0; left: 10%; transform: rotate(6deg); z-index: 3; }
.salon-gallery img:nth-child(4) { bottom: 25px; right: 5%; transform: rotate(-5deg); z-index: 4; }

.feature-text-full { margin-bottom: 40px; }
.interactive-course-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.course-card {
    position: relative; overflow: hidden;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
    cursor: pointer;
}
.course-card img { width: 100%; transition: transform 0.4s ease; }
.course-card:hover img { transform: scale(1.1); }
.course-overlay {
    position: absolute; bottom: 0; left: 0; width: 100%;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: #fff; padding: 20px 15px 15px;
    opacity: 0; transform: translateY(20px);
    transition: all 0.4s ease;
}
.course-card:hover .course-overlay { opacity: 1; transform: translateY(0); }
.course-overlay h3 { font-size: 1rem; line-height: 1.3; }

.service-cta {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 60px;
    padding: 30px;
    background-color: #fff;
    border-radius: var(--border-radius);
    border: 1px solid #eee;
    width: 100%;
}
.service-cta img { width: 100px; height: 100px; border-radius: 4px; }
.service-cta span { font-weight: bold; font-size: 1.1rem;}

.modal-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.8); display: flex; justify-content: center;
    align-items: center; z-index: 1000; opacity: 0; visibility: hidden;
    transition: all 0.4s ease;
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-content {
    background-color: #fff; padding: 20px; border-radius: var(--border-radius);
    max-width: 90%; max-height: 90vh; width: 600px; text-align: center;
    position: relative; transform: scale(0.9); transition: all 0.4s ease;
}
.modal-overlay.active .modal-content { transform: scale(1); }
.modal-close {
    position: absolute; top: -15px; right: -15px; background-color: #fff;
    border: none; border-radius: 50%; width: 35px; height: 35px;
    font-size: 24px; font-weight: bold; color: var(--primary-color);
    cursor: pointer; box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}
.modal-content img { width: 100%; border-radius: var(--border-radius); margin-bottom: 15px; }
.modal-content h3 { font-size: 1.5rem; }

/* ---- 联系我们页面样式 ---- */
.contact-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: flex-start; }
.contact-details-card {
    background-color: var(--light-gray-bg);
    padding: 40px;
    border-radius: var(--border-radius);
}
.contact-details-card p { color: #555; margin-top: 10px; }
.contact-info-list { list-style-type: none; margin-top: 30px; }
.contact-info-list li {
    padding: 20px 0;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    align-items: center; 
    gap: 20px;
}
.contact-info-list li:first-child { padding-top: 0; }
.contact-info-list li:last-child { border-bottom: none; }
.contact-icon { font-size: 1.8rem; color: var(--accent-color); flex-shrink: 0; }
.contact-text strong { font-weight: 600; display: block; margin-bottom: 3px; color: var(--primary-color); font-size: 1.1rem; }
.contact-text span { color: #555; font-size: 1rem; }

.contact-qr-code {
    margin-top: 40px;
    background: #fff;
    padding: 20px;
    border-radius: var(--border-radius);
    display: inline-block;
    text-align: center;
}
.contact-qr-code h4 { font-size: 1.1rem; }
.contact-qr-code p { font-size: 0.9rem; color: #666; margin-top: 5px; }
.contact-qr-code img { width: 160px; height: 160px; margin-top: 15px; display: inline-block; }
.contact-map, .map-placeholder {
    width: 100%; height: 100%; min-height: 600px;
    border-radius: var(--border-radius); overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* ---- 页脚 ---- */
.footer-info {
    padding: 100px 0;
    background-color: var(--light-gray-bg);
    border-top: 1px solid #eee;
}
.footer-info-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 40px; }
.footer-col h4 { margin-bottom: 15px; color: var(--primary-color); }
.footer-col p, .footer-col li { color: #555; font-size: 0.95rem; }
.contact-list { margin-top: 0; }
.contact-list li { margin-bottom: 8px; border: none; padding: 5px 0; gap: 10px; align-items: center; }

.main-footer {
    background-color: var(--primary-color);
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    padding: 50px 0;
    margin-top: 0;
}
.main-footer a { transition: color 0.3s ease; }
.main-footer a:hover { color: var(--accent-color); }

/* ---- 响应式设计 ---- */
@media (max-width: 768px) {
    .section-padding { padding: 80px 0; }
    .hamburger { display: block; }
    .main-nav {
        position: absolute; top: 75px; left: 0; width: 100%;
        background-color: var(--background-color); overflow: hidden; max-height: 0;
        transition: max-height 0.5s ease-in-out; border-bottom: 1px solid #eee;
    }
    .main-nav.active { max-height: 300px; }
    .main-nav .nav-links { flex-direction: column; align-items: center; padding: 20px 0; }
    .main-nav .nav-links li { margin: 10px 0; margin-left: 0; }
    
    .services-section { margin-top: 0; }
    .services-grid, .cta-grid, .footer-info-grid { grid-template-columns: 1fr; }
    .service-card:nth-child(1), .service-card:nth-child(2) { grid-column: auto; }

    .service-content-grid { grid-template-columns: 1fr; }
    .salon-gallery { margin-top: 40px; height: auto; }
    .salon-gallery img { position: static; width: 100%; transform: rotate(0); }
    .salon-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
    
    .story-section { max-width: 100%; }
    .philosophy-card {
        padding: 30px;
    }
    .philosophy-card h3 {
        font-size: 1.5rem;
    }


    .contact-grid { grid-template-columns: 1fr; }
    .contact-map, .map-placeholder { min-height: 300px; }
    .interactive-course-grid { grid-template-columns: repeat(2, 1fr); }
    .service-tabs { gap: 20px; }
    .service-tabs .tab-link { font-size: 1rem; }
    .footer-info { padding: 60px 0; }
    .cta-banner { margin-bottom: 80px; }
}

@media (max-width: 480px) {
    .interactive-course-grid { grid-template-columns: 1fr; }
}