/* ========================================
   全局变量与重置 (延续官网风格)
======================================== */
:root {
    --primary-color: #D4AF37; /* 金色 */
    --secondary-color: #1a1a1a; /* 深黑 */
    --bg-light: #f8f9fa;
    --bg-dark: #121212;
    --text-main: #333;
    --text-light: #fff;
    --text-gray: #666;
    --border-color: #e0e0e0;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --transition: all 0.3s ease-in-out;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Noto Sans SC', sans-serif; color: var(--text-main); line-height: 1.6; background-color: #fff; }
.container { width: 90%; max-width: 1200px; margin: 0 auto; padding: 0 15px; }
section { padding: 80px 0; }
.section-header { text-align: center; margin-bottom: 50px; }
.section-header h2 { font-size: 2.5rem; font-weight: 700; color: var(--secondary-color); position: relative; padding-bottom: 10px; }
.section-header h2::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 60px; height: 3px; background-color: var(--primary-color); }
.section-header p { color: var(--primary-color); font-weight: 500; letter-spacing: 2px; margin-top: 5px; }
.section-header.light h2, .section-header.light p { color: var(--text-light); }
.section-header.light h2::after { background-color: var(--text-light); }
img { max-width: 100%; height: auto; display: block; object-fit: cover; }
ul { list-style: none; padding-left: 0; }
a { text-decoration: none; color: inherit; }
.btn { display: inline-block; padding: 12px 30px; border-radius: 4px; text-decoration: none; font-weight: 500; transition: var(--transition); cursor: pointer; border: none; }
.btn-primary { background-color: var(--primary-color); color: #fff; }
.btn-primary:hover { background-color: #b8941f; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-secondary { background-color: transparent; color: var(--text-light); border: 1px solid rgba(255,255,255,0.7); }
.btn-secondary:hover { background-color: rgba(255,255,255,0.1); border-color: #fff; }
.btn-outline { background-color: transparent; color: var(--primary-color); border: 2px solid var(--primary-color); }
.btn-outline:hover { background-color: var(--primary-color); color: #fff; }
.btn-large { padding: 15px 40px; font-size: 1.1rem; }
.btn-block { display: block; width: 100%; text-align: center; }

/* ========================================
   头部导航
======================================== */
.header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background-color: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); box-shadow: 0 2px 10px rgba(0,0,0,0.05); transition: var(--transition); }
.header .container { display: flex; justify-content: space-between; align-items: center; height: 70px; }
.logo { display: flex; align-items: center; font-size: 1.5rem; font-weight: 700; color: var(--secondary-color); }
.logo img { height: 40px; margin-right: 10px; }
.nav ul { list-style: none; display: flex; }
.nav ul li { margin-left: 35px; }
.nav ul li a { text-decoration: none; color: var(--text-main); font-weight: 500; transition: var(--transition); position: relative; }
.nav ul li a::after { content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 2px; background-color: var(--primary-color); transition: width 0.3s ease; }
.nav ul li a:hover::after { width: 100%; }
.mobile-menu-toggle { display: none; font-size: 1.5rem; cursor: pointer; color: var(--secondary-color); }

/* ========================================
   首屏Hero
======================================== */
.hero { position: relative; height: 85vh; min-height: 600px; display: flex; align-items: center; justify-content: center; text-align: center; color: var(--text-light); overflow: hidden; }
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-image: url('images/hero-pricing.jpg'); background-size: cover; background-position: center; filter: brightness(0.5); z-index: -2; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(to bottom, rgba(0,0,0,0.6), rgba(0,0,0,0.8)); z-index: -1; }
.hero-content { max-width: 800px; z-index: 1; }
.hero .tag { display: inline-block; background-color: var(--primary-color); color: #fff; padding: 5px 15px; border-radius: 20px; font-size: 0.9rem; margin-bottom: 20px; }
.hero h1 { font-size: 3.5rem; font-weight: 900; margin-bottom: 15px; text-shadow: 2px 2px 10px rgba(0,0,0,0.5); }
.hero .subtitle { font-size: 1.5rem; font-weight: 500; margin-bottom: 15px; color: var(--primary-color); }
.hero .desc { font-size: 1.1rem; margin-bottom: 40px; opacity: 0.9; }
.cta-btns { display: flex; justify-content: center; gap: 20px; }

/* ========================================
   核心价值：演艺中心
======================================== */
.value-prop { background-color: var(--bg-light); }
.prop-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.prop-text h2 { font-size: 2.2rem; color: var(--secondary-color); margin-bottom: 15px; }
.prop-text .highlight { font-size: 1.2rem; color: var(--primary-color); font-weight: 500; margin-bottom: 20px; }
.prop-text p { color: var(--text-gray); margin-bottom: 15px; }
.checklist li { padding: 10px 0; display: flex; align-items: center; gap: 10px; color: var(--text-gray); }
.checklist i { color: var(--primary-color); font-size: 1.2rem; }
.prop-image img { border-radius: 10px; box-shadow: var(--shadow); }

/* ========================================
   试水套餐
======================================== */
.starter-pack { background-color: var(--bg-dark); }
.starter-card { background: linear-gradient(145deg, #1f1f1f, #2a2a2a); border-radius: 15px; overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.5); border: 1px solid #333; }
.starter-header { background-color: var(--secondary-color); padding: 40px; text-align: center; border-bottom: 5px solid var(--primary-color); }
.starter-header h3 { font-size: 1.6rem; color: #fff; margin-bottom: 20px; }
.starter-header .price { margin-bottom: 10px; }
.starter-header .old-price { font-size: 1.5rem; color: #888; text-decoration: line-through; margin-right: 15px; }
.starter-header .new-price { font-size: 3.5rem; font-weight: 900; color: var(--primary-color); }
.starter-header .unit { font-size: 1.2rem; color: #ccc; }
.starter-header .subtitle { color: #aaa; font-size: 1rem; }
.starter-body { padding: 40px; }
.starter-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; margin-bottom: 40px; }
.feature-item { text-align: center; }
.feature-item i { font-size: 2.5rem; color: var(--primary-color); margin-bottom: 15px; }
.feature-item h4 { font-size: 1.2rem; color: #fff; margin-bottom: 10px; }
.feature-item p { color: #aaa; font-size: 0.95rem; }
.starter-footer { text-align: center; border-top: 1px dashed #444; padding-top: 30px; }
.starter-footer .note { color: #888; margin-bottom: 20px; font-size: 0.9rem; }

/* ========================================
   全案服务套餐
======================================== */
.packages { background-color: var(--bg-dark); padding-top: 0; }
.package-tabs { display: flex; justify-content: center; gap: 20px; margin-bottom: 40px; flex-wrap: wrap; }
.package-tabs .tab-btn { padding: 15px 40px; border: 2px solid rgba(255,255,255,0.3); background: transparent; color: #fff; border-radius: 4px; cursor: pointer; font-size: 1.1rem; font-weight: 500; transition: var(--transition); }
.package-tabs .tab-btn.active, .package-tabs .tab-btn:hover { background-color: var(--primary-color); border-color: var(--primary-color); color: #fff; }
.package-detail { display: none; background-color: #1a1a1a; border-radius: 10px; overflow: hidden; border: 1px solid #333; }
.package-detail.active { display: block; }
.package-header { background-color: var(--secondary-color); padding: 30px 40px; border-bottom: 5px solid var(--primary-color); }
.package-header h3 { font-size: 1.8rem; color: #fff; margin-bottom: 10px; }
.package-header .target { color: #aaa; margin-bottom: 20px; font-size: 1rem; }
.package-header .price { display: flex; align-items: baseline; gap: 15px; }
.package-header .original { font-size: 1.5rem; color: #777; text-decoration: line-through; }
.package-header .discounted { font-size: 2.8rem; font-weight: 900; color: var(--primary-color); }
.package-header .duration { font-size: 1.2rem; color: #ccc; }
.package-body { padding: 40px; }
.details-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-bottom: 30px; }
.detail-item { background-color: #222; padding: 20px; border-radius: 8px; color: #ccc; border-left: 4px solid #444; }
.detail-item.highlight { border-left-color: var(--primary-color); color: #fff; background-color: #2a2a2a; }
.package-footer { text-align: center; border-top: 1px dashed #444; padding-top: 30px; }
.package-footer .gift { color: var(--primary-color); font-weight: 500; margin-bottom: 10px; }
.package-footer .note { color: #888; margin-bottom: 20px; font-size: 0.9rem; }

/* ========================================
   单项服务表格
======================================== */
.a-la-carte { background-color: var(--bg-light); }
.pricing-table table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 10px; overflow: hidden; box-shadow: var(--shadow); }
.pricing-table th, .pricing-table td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--border-color); }
.pricing-table th { background-color: var(--secondary-color); color: #fff; font-weight: 700; }
.pricing-table tr:last-child td { border-bottom: none; }
.pricing-table tr:hover { background-color: #fdfbf0; }
.pricing-table td[rowspan] { background-color: #f9f9f9; font-weight: 500; vertical-align: middle; }
.pricing-table strong { color: var(--secondary-color); }

/* ========================================
   必读说明
======================================== */
.notes { background-color: #fff; }
.notes-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.note-item { background-color: var(--bg-light); padding: 25px; border-radius: 8px; border-left: 4px solid var(--primary-color); }
.note-item h4 { display: flex; align-items: center; gap: 10px; font-size: 1.1rem; color: var(--secondary-color); margin-bottom: 10px; }
.note-item h4 i { color: var(--primary-color); }
.note-item p { color: var(--text-gray); font-size: 0.95rem; line-height: 1.7; }

/* ========================================
   咨询CTA
======================================== */
.contact-cta { background-color: var(--secondary-color); }
.cta-box { text-align: center; padding: 60px 40px; background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('images/theater-shooting.jpg'); background-size: cover; background-position: center; border-radius: 15px; }
.cta-box h2 { font-size: 2.5rem; color: #fff; margin-bottom: 15px; }
.cta-box p { font-size: 1.1rem; color: #eee; margin-bottom: 30px; max-width: 700px; margin-left: auto; margin-right: auto; }
.cta-buttons { display: flex; justify-content: center; gap: 20px; margin-bottom: 30px; }
.cta-box .address { color: #aaa; font-size: 0.9rem; }

/* ========================================
   底部
======================================== */
.footer { background-color: var(--secondary-color); color: #aaa; padding: 60px 0 20px; }
.footer-content { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; flex-wrap: wrap; gap: 30px; }
.footer-logo img { height: 40px; margin-bottom: 15px; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: #aaa; text-decoration: none; transition: var(--transition); }
.footer-links a:hover { color: var(--primary-color); }
.footer-bottom { border-top: 1px solid #333; padding-top: 20px; text-align: center; font-size: 0.9rem; }

/* ========================================
   响应式设计
======================================== */
@media (max-width: 992px) {
    .prop-grid, .starter-features, .details-grid { grid-template-columns: 1fr; }
    .footer-content { flex-direction: column; text-align: center; }
    .hero h1 { font-size: 2.8rem; }
}
@media (max-width: 768px) {
    .nav { position: fixed; top: 70px; left: -100%; width: 100%; background-color: #fff; box-shadow: var(--shadow); transition: var(--transition); padding: 20px 0; }
    .nav.active { left: 0; }
    .nav ul { flex-direction: column; align-items: center; }
    .nav ul li { margin: 15px 0; }
    .mobile-menu-toggle { display: block; }
    .hero h1 { font-size: 2.2rem; }
    .hero .subtitle { font-size: 1.2rem; }
    .cta-btns, .cta-buttons { flex-direction: column; gap: 15px; }
    .section-header h2 { font-size: 2rem; }
    .starter-header .new-price { font-size: 2.8rem; }
    .package-header .discounted { font-size: 2.2rem; }
    .pricing-table { overflow-x: auto; }
}

/* ===== 套餐配图样式（新增，解决挤压/变形问题）===== */
/* ===== 套餐配图样式 ===== */
.package-img {
   width: 100%;
   aspect-ratio: 16 / 9; /* 固定 16:9 比例 */
   border-radius: 8px;
   overflow: hidden;
   margin: 15px 0 20px;
   box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.package-img img {
   width: 100%;
   height: 100%;
   object-fit: cover;
   transition: var(--transition);
}

/* 鼠标 hover 时图片微微放大，提升交互感 */
.package-detail.active .package-img img:hover {
   transform: scale(1.03);
}

/* 移动端适配 */
@media (max-width: 768px) {
   .package-img {
       aspect-ratio: 16 / 10; /* 移动端可以稍作调整 */
       margin: 10px 0 15px;
   }
}