/* ==================== 基础变量与首页保持一致 ==================== */
/*:root {--primary-dark:#0a0a0a;--primary-charcoal:#1a1a1a;--secondary-dark:#2d2d2d;--gold-primary:#c9a962;--gold-light:#e8d5a3;--gold-dark:#a08440;--cream:#f5f3f0;--warm-white:#faf9f7;--text-gray:#666666;--text-light:#999999;--overlay-dark:rgba(10,10,10,0.85);--transition-smooth:all 0.4s cubic-bezier(0.4,0,0.2,1);--shadow-elegant:0 20px 60px rgba(0,0,0,0.3);}
* {margin:0;padding:0;box-sizing:border-box;}
html {scroll-behavior:smooth;}
body {font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;background:var(--warm-white);color:var(--primary-charcoal);line-height:1.6;overflow-x:hidden;}*/
/* ==================== 导航栏 ==================== */
/*.header {position:fixed;top:0;left:0;right:0;z-index:1000;transition:var(--transition-smooth);padding:20px 0;}
.header.scrolled {background:rgba(10,10,10,0.95);backdrop-filter:blur(20px);padding:15px 0;box-shadow:0 4px 30px rgba(0,0,0,0.3);}
.header-inner {max-width:1400px;margin:0 auto;padding:0 40px;display:flex;align-items:center;justify-content:space-between;}
.logo {display:flex;align-items:center;gap:12px;text-decoration:none;}
.logo-icon {width:45px;height:45px;background:linear-gradient(135deg,var(--gold-primary),var(--gold-dark));border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:700;color:white;font-size:20px;box-shadow:0 4px 15px rgba(201,169,98,0.3);}
.logo-name {font-size:1.4rem;font-weight:700;color:white;letter-spacing:2px;}
.logo-slogan {font-size:0.75rem;color:var(--gold-primary);letter-spacing:1px;text-transform:uppercase;}
.nav-menu {display:flex;align-items:center;gap:40px;list-style:none;}
.nav-link {color:rgba(255,255,255,0.9);text-decoration:none;font-size:0.95rem;font-weight:500;letter-spacing:1px;position:relative;padding:5px 0;transition:var(--transition-smooth);}
.nav-link::after {content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--gold-primary);transition:var(--transition-smooth);}
.nav-link:hover {color:var(--gold-primary);}
.nav-link:hover::after {width:100%;}
.header-cta {display:flex;align-items:center;gap:30px;}
.phone-info {text-align:right;}
.phone-label {display:block;font-size:0.7rem;color:var(--gold-primary);letter-spacing:1px;text-transform:uppercase;margin-bottom:2px;}
.phone-number {font-size:1.1rem;color:white;font-weight:600;letter-spacing:1px;}
.btn-primary {background:linear-gradient(135deg,var(--gold-primary),var(--gold-dark));color:var(--primary-dark);padding:14px 32px;border-radius:4px;text-decoration:none;font-weight:600;font-size:0.9rem;letter-spacing:1px;transition:var(--transition-smooth);border:none;cursor:pointer;box-shadow:0 4px 20px rgba(201,169,98,0.3);display:inline-block;}
.btn-primary:hover {transform:translateY(-2px);box-shadow:0 8px 30px rgba(201,169,98,0.4);}
.btn-outline {background:transparent;color:white;padding:12px 30px;border:1px solid rgba(255,255,255,0.3);border-radius:4px;text-decoration:none;font-weight:500;transition:var(--transition-smooth);display:inline-block;}
.btn-outline:hover {background:white;color:var(--primary-dark);}
.mobile-menu-btn {display:none;flex-direction:column;gap:6px;background:none;border:none;cursor:pointer;padding:10px;}
.mobile-menu-btn span {display:block;width:28px;height:2px;background:white;transition:var(--transition-smooth);}*/
/* ==================== Hero区域 - 案例展示 ==================== */
.case-hero {position:relative;height:100vh;min-height:800px;overflow:hidden;background:var(--primary-dark);}
.case-hero-bg {position:absolute;top:0;left:0;width:100%;height:100%;background-size:cover;background-position:center;opacity:0.6;}
.case-hero-overlay {position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,rgba(10,10,10,0.9) 0%,rgba(10,10,10,0.6) 50%,rgba(10,10,10,0.8) 100%);}
.case-hero-content {position:absolute;top:50%;left:0;right:0;transform:translateY(-50%);max-width:1400px;margin:0 auto;padding:0 40px;z-index:2;}
.case-breadcrumb {display:flex;align-items:center;gap:12px;margin-bottom:30px;font-size:0.85rem;color:rgba(255,255,255,0.6);}
.case-breadcrumb a {color:rgba(255,255,255,0.8);text-decoration:none;transition:var(--transition-smooth);}
.case-breadcrumb a:hover {color:var(--gold-primary);}
.breadcrumb-separator {color:var(--gold-primary);}
.case-tag {display:inline-block;background:rgba(201,169,98,0.2);color:var(--gold-primary);padding:8px 20px;border-radius:4px;font-size:0.8rem;letter-spacing:2px;text-transform:uppercase;margin-bottom:24px;border:1px solid rgba(201,169,98,0.3);}
.case-title {font-size:4rem;font-weight:700;color:white;line-height:1.2;margin-bottom:24px;max-width:900px;}
.case-title span {color:var(--gold-primary);font-weight:300;}
.case-subtitle {font-size:1.3rem;color:rgba(255,255,255,0.8);max-width:600px;margin-bottom:40px;line-height:1.8;}
.case-meta {display:flex;gap:40px;flex-wrap:wrap;}
.case-meta-item {display:flex;flex-direction:column;gap:8px;}
.case-meta-label {font-size:0.8rem;color:var(--gold-primary);letter-spacing:1px;text-transform:uppercase;}
.case-meta-value {font-size:1.2rem;color:white;font-weight:600;}
.scroll-hint {position:absolute;bottom:60px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:10px;color:rgba(255,255,255,0.6);font-size:0.8rem;letter-spacing:2px;animation:bounce 2s infinite;z-index:10;}
@keyframes bounce {0%,20%,50%,80%,100% {transform:translateX(-50%) translateY(0);}
40% {transform:translateX(-50%) translateY(-10px);}
60% {transform:translateX(-50%) translateY(-5px);}
}
.mouse {width:26px;height:40px;border:2px solid rgba(255,255,255,0.4);border-radius:13px;position:relative;}
.mouse::before {content:'';position:absolute;top:6px;left:50%;transform:translateX(-50%);width:4px;height:8px;background:var(--gold-primary);border-radius:2px;animation:scroll 2s infinite;}
@keyframes scroll {0% {opacity:1;top:6px;}
100% {opacity:0;top:18px;}
}
/* ==================== 项目概览 ==================== */
.project-overview {padding:120px 0;background:white;}
.container {max-width:1400px;margin:0 auto;padding:0 40px;}
.section-header {text-align:center;margin-bottom:80px;}
.section-tag {color:var(--gold-primary);font-size:0.85rem;letter-spacing:3px;text-transform:uppercase;margin-bottom:16px;display:block;}
.section-title {font-size:2.8rem;font-weight:700;color:var(--primary-dark);margin-bottom:20px;line-height:1.3;}
.section-desc {font-size:1.1rem;color:var(--text-gray);max-width:700px;margin:0 auto;line-height:1.8;}
.overview-grid {display:grid;grid-template-columns:1.2fr 1fr;gap:80px;align-items:start;}
.overview-text h3 {font-size:1.8rem;color:var(--primary-dark);margin-bottom:24px;font-weight:600;}
.overview-text p {color:var(--text-gray);font-size:1.1rem;line-height:2;margin-bottom:20px;}
.overview-highlights {display:grid;grid-template-columns:repeat(2,1fr);gap:30px;margin-top:40px;}
.highlight-item {display:flex;gap:16px;align-items:flex-start;}
.highlight-icon {width:50px;height:50px;background:linear-gradient(135deg,var(--primary-charcoal),var(--secondary-dark));border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--gold-primary);font-size:1.3rem;flex-shrink:0;}
.highlight-content h4 {font-size:1.1rem;color:var(--primary-dark);margin-bottom:8px;}
.highlight-content p {font-size:0.95rem;color:var(--text-gray);line-height:1.6;}
.overview-stats {background:var(--primary-dark);padding:50px;border-radius:4px;position:sticky;top:100px;}
.stat-row {display:flex;justify-content:space-between;align-items:center;padding:24px 0;border-bottom:1px solid rgba(255,255,255,0.1);}
.stat-row:last-child {border-bottom:none;}
.stat-label {color:rgba(255,255,255,0.7);font-size:0.95rem;}
.stat-value {color:var(--gold-primary);font-size:1.3rem;font-weight:600;}
/* ==================== 空间展示 - 全宽图片 ==================== */
.space-showcase {background:var(--cream);padding:100px 0;}
.showcase-grid {display:grid;grid-template-columns:repeat(2,1fr);gap:30px;margin-top:60px;}
.showcase-item {position:relative;overflow:hidden;border-radius:4px;cursor:pointer;background:white;box-shadow:0 4px 20px rgba(0,0,0,0.08);}
.showcase-item.large {grid-column:span 2;}
.showcase-image {position:relative;overflow:hidden;aspect-ratio:16/9;}
.showcase-item.large .showcase-image {aspect-ratio:21/9;}
.showcase-image img {width:100%;height:100%;object-fit:cover;transition:transform 0.8s ease;}
.showcase-item:hover .showcase-image img {transform:scale(1.05);}
.showcase-caption {padding:30px;background:white;}
.showcase-caption h3 {font-size:1.3rem;color:var(--primary-dark);margin-bottom:8px;}
.showcase-caption p {color:var(--text-gray);font-size:0.95rem;}
.image-overlay {position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(10,10,10,0);display:flex;align-items:center;justify-content:center;transition:var(--transition-smooth);}
.showcase-item:hover .image-overlay {background:rgba(10,10,10,0.3);}
.zoom-icon {width:60px;height:60px;background:var(--gold-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--primary-dark);opacity:0;transform:scale(0.8);transition:var(--transition-smooth);font-size:1.5rem;}
.showcase-item:hover .zoom-icon {opacity:1;transform:scale(1);}
/* ==================== 设计亮点 ==================== */
.design-features {padding:120px 0;background:var(--primary-dark);color:white;position:relative;overflow:hidden;}
.design-features::before {content:'';position:absolute;top:-50%;right:-20%;width:800px;height:800px;background:radial-gradient(circle,rgba(201,169,98,0.1) 0%,transparent 70%);pointer-events:none;}
.design-features .section-title {color:white;}
.design-features .section-desc {color:rgba(255,255,255,0.7);}
.features-grid {display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:80px;position:relative;z-index:1;}
.feature-card {background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.1);padding:50px 40px;border-radius:4px;transition:var(--transition-smooth);}
.feature-card:hover {background:rgba(255,255,255,0.08);border-color:var(--gold-primary);transform:translateY(-10px);}
.feature-number {font-size:3.5rem;font-weight:700;color:var(--gold-primary);opacity:0.3;line-height:1;margin-bottom:20px;}
.feature-title {font-size:1.4rem;font-weight:600;margin-bottom:16px;color:white;}
.feature-desc {color:rgba(255,255,255,0.7);line-height:1.9;font-size:1rem;}
/* ==================== 平面图展示 ==================== */
.floor-plan {padding:100px 0;background:white;}
.plan-container {margin-top:60px;background:var(--cream);padding:60px;border-radius:4px;text-align:center;}
.plan-image {max-width:100%;height:auto;border-radius:4px;box-shadow:var(--shadow-elegant);}
.plan-caption {margin-top:30px;color:var(--text-gray);font-size:1rem;}
/* ==================== 客户证言 ==================== */
.testimonial-section {padding:120px 0;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--secondary-dark) 100%);position:relative;}
.testimonial-content {max-width:900px;margin:0 auto;text-align:center;position:relative;z-index:1;}
.quote-icon {font-size:6rem;color:var(--gold-primary);opacity:0.3;line-height:1;margin-bottom:0px;}
.testimonial-text {font-size:1.6rem;color:white;line-height:2;font-style:italic;margin-bottom:50px;}
.testimonial-author {display:flex;flex-direction:column;align-items:center;gap:16px;}
.author-avatar {width:80px;height:80px;border-radius:50%;border:3px solid var(--gold-primary);object-fit:cover;}
.author-name {font-size:1.3rem;color:white;font-weight:600;}
.author-title {color:var(--gold-primary);font-size:1rem;}
/* ==================== 相关案例 ==================== */
.related-cases {padding:120px 0;background:var(--cream);}
.cases-grid {display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:60px;}
.case-card {background:white;border-radius:4px;overflow:hidden;text-decoration:none;transition:var(--transition-smooth);box-shadow:0 4px 20px rgba(0,0,0,0.08);}
.case-card:hover {transform:translateY(-10px);box-shadow:var(--shadow-elegant);}
.case-image-wrap {position:relative;height:280px;overflow:hidden;}
.case-image-wrap img {width:100%;height:100%;object-fit:cover;transition:transform 0.6s ease;}
.case-card:hover .case-image-wrap img {transform:scale(1.1);}
.case-category-tag {position:absolute;top:20px;left:20px;background:var(--gold-primary);color:var(--primary-dark);padding:6px 16px;font-size:0.75rem;font-weight:700;letter-spacing:1px;border-radius:4px;}
.case-info {padding:30px;}
.case-info h3 {font-size:1.3rem;color:var(--primary-dark);margin-bottom:12px;transition:var(--transition-smooth);}
.case-card:hover .case-info h3 {color:var(--gold-dark);}
.case-info p {color:var(--text-gray);font-size:0.95rem;margin-bottom:20px;}
.case-meta-info {display:flex;gap:20px;font-size:0.85rem;color:var(--text-light);}
/* 元信息图标统一样式 */
.case-meta-info svg {vertical-align:middle;margin-right:6px;color:var(--gold-primary);flex-shrink:0;}
/* ==================== CTA区域 ==================== */
.cta-section {padding:120px 0;background:var(--primary-dark);position:relative;overflow:hidden;}
.cta-section::before {content:'';position:absolute;top:0;left:0;right:0;bottom:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23c9a962' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");opacity:0.5;}
.cta-content {text-align:center;position:relative;z-index:1;max-width:800px;margin:0 auto;}
.cta-title {font-size:3rem;color:white;margin-bottom:24px;font-weight:700;}
.cta-title span {color:var(--gold-primary);}
.cta-desc {color:rgba(255,255,255,0.8);font-size:1.2rem;margin-bottom:50px;line-height:1.8;}
.cta-buttons {display:flex;gap:20px;justify-content:center;flex-wrap:wrap;}
.cta-phone {font-size:2.5rem;color:var(--gold-primary);text-decoration:none;font-weight:700;letter-spacing:2px;display:block;margin-top:40px;}
/* ==================== 页脚 ==================== */
/*.footer {background:var(--primary-dark);color:white;padding:80px 0 0;}
.footer-grid {display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:60px;margin-bottom:60px;}
.footer-brand {max-width:350px;}
.footer-logo {font-size:1.8rem;font-weight:700;color:white;margin-bottom:20px;display:flex;align-items:center;gap:12px;}
.footer-desc {color:rgba(255,255,255,0.6);line-height:1.9;margin-bottom:30px;}
.footer-title {font-size:1.1rem;font-weight:600;margin-bottom:24px;color:white;letter-spacing:1px;}
.footer-links {list-style:none;}
.footer-links li {margin-bottom:14px;}
.footer-links a {color:rgba(255,255,255,0.6);text-decoration:none;transition:var(--transition-smooth);display:flex;align-items:center;gap:10px;}
.footer-links a::before {content:'→';color:var(--gold-primary);opacity:0;transform:translateX(-10px);transition:var(--transition-smooth);}
.footer-links a:hover {color:var(--gold-primary);padding-left:5px;}
.footer-links a:hover::before {opacity:1;transform:translateX(0);}
.footer-contact li {display:flex;gap:16px;margin-bottom:20px;color:rgba(255,255,255,0.7);}
.contact-icon {width:24px;height:24px;color:var(--gold-primary);flex-shrink:0;}
.footer-bottom {border-top:1px solid rgba(255,255,255,0.1);padding:30px 0;display:flex;justify-content:space-between;align-items:center;color:rgba(255,255,255,0.5);font-size:0.9rem;}
.footer-bottom a {color:rgba(255,255,255,0.5);text-decoration:none;transition:var(--transition-smooth);}
.footer-bottom a:hover {color:var(--gold-primary);}*/
/* ==================== 浮动按钮 ==================== */
/*.float-cta {position:fixed;right:30px;bottom:100px;z-index:999;display:flex;flex-direction:column;gap:16px;}
.float-btn {width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;text-decoration:none;box-shadow:0 8px 30px rgba(0,0,0,0.3);transition:var(--transition-smooth);position:relative;font-size:1.5rem;}
.float-btn-phone {background:var(--gold-primary);color:var(--primary-dark);}
.float-btn-wechat {background:#07c160;}
.float-btn-top {background:var(--secondary-dark);opacity:0;visibility:hidden;transform:translateY(20px);}
.float-btn-top.visible {opacity:1;visibility:visible;transform:translateY(0);}
.float-btn:hover {transform:scale(1.1) translateY(-5px);}
.float-tooltip {position:absolute;right:75px;background:var(--primary-dark);color:white;padding:10px 20px;border-radius:4px;font-size:0.85rem;white-space:nowrap;opacity:0;visibility:hidden;transition:var(--transition-smooth);box-shadow:0 4px 20px rgba(0,0,0,0.2);}
.float-btn:hover .float-tooltip {opacity:1;visibility:visible;}*/
/* ==================== 图片灯箱 ==================== */
.lightbox {display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(10,10,10,0.95);z-index:2000;align-items:center;justify-content:center;padding:40px;}
.lightbox.active {display:flex;}
.lightbox-img {max-width:90%;max-height:90%;object-fit:contain;border-radius:4px;}
.lightbox-close {position:absolute;top:40px;right:40px;width:50px;height:50px;background:rgba(255,255,255,0.1);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-size:1.5rem;cursor:pointer;transition:var(--transition-smooth);}
.lightbox-close:hover {background:var(--gold-primary);color:var(--primary-dark);}
/* ==================== 响应式设计 ==================== */
@media (max-width:1200px) {.overview-grid {gap:60px;}
.features-grid {grid-template-columns:repeat(2,1fr);}
.cases-grid {grid-template-columns:repeat(2,1fr);}
.footer-grid {grid-template-columns:repeat(2,1fr);}
}
@media (max-width:1024px) {.header-inner {padding:0 20px;}
/*.nav-menu {position:fixed;top:0;right:-100%;width:80%;max-width:400px;height:100vh;background:var(--primary-dark);flex-direction:column;padding:100px 40px;gap:30px;transition:right 0.4s ease;box-shadow:-10px 0 50px rgba(0,0,0,0.5);}*/
.nav-menu.active {right:0;}
.mobile-menu-btn {display:flex;}
.mobile-menu-btn.active span:nth-child(1) {transform:rotate(45deg) translate(5px,5px);}
.mobile-menu-btn.active span:nth-child(2) {opacity:0;}
.mobile-menu-btn.active span:nth-child(3) {transform:rotate(-45deg) translate(7px,-6px);}
.case-title {font-size:2.8rem;}
.overview-grid {grid-template-columns:1fr;gap:60px;}
.overview-stats {position:static;}
.showcase-grid {grid-template-columns:1fr;}
.showcase-item.large {grid-column:span 1;}
}
@media (max-width:768px) {.case-hero {min-height:700px;}
.case-title {font-size:2rem;}
.case-subtitle {font-size:1.1rem;}
.case-meta {gap:20px;}
.section-title {font-size:2rem;}
.features-grid {grid-template-columns:1fr;}
.cases-grid {grid-template-columns:1fr;}
.plan-container {padding:30px;}
.testimonial-text {font-size:1.2rem;}
.cta-title {font-size:2rem;}
.cta-phone {font-size:1.8rem;}
.footer-grid {grid-template-columns:1fr;gap:40px;padding:0 20px 40px;}
.footer-bottom {flex-direction:column;gap:15px;text-align:center;}
.float-cta {right:15px;bottom:80px;}
.float-btn {width:50px;height:50px;font-size:1.2rem;}
.overview-highlights {grid-template-columns:1fr;}
.case-hero-content {padding:0 20px;}
.container {padding:0 20px;}
.overview-stats {display: flex;gap: 30px;padding: 0 20px;flex-wrap: wrap;align-items: flex-start;justify-content: space-between;}
/* 手机端版块间距缩小点 */
.project-overview {padding:30px 0;background:white;}
.space-showcase {background:var(--cream);padding:30px 0;}
.design-features {padding:30px 0;background:var(--primary-dark);color:white;position:relative;overflow:hidden;}
.floor-plan {padding:30px 0;background:white;}
.testimonial-section {padding:30px 0;background:linear-gradient(135deg,var(--primary-dark) 0%,var(--secondary-dark) 100%);position:relative;}
.related-cases {padding:30px 0;background:var(--cream);}
.cta-section {padding:30px 0;background:var(--primary-dark);position:relative;overflow:hidden;}
}
@media (max-width:480px) {.case-title {font-size:1.6rem;}
.case-tag {font-size:0.7rem;padding:6px 14px;}
.section-title {font-size:1.6rem;}
.feature-number {font-size:2.5rem;}
.feature-card {padding:30px;}
.stat-row {flex-direction:column;gap:8px;align-items:flex-start;}
.case-meta-item {width:100%;}
}