/* 
 * 建盈捌捌建站 - 全局样式表
 * 挂毯文艺风 | 米杏 + 浅绿 + 奶白
 * 高端商务定制建站风格
 * 斜切非对称分区布局
 */

/* CSS Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background-color: #f9f7f2;
    color: #4a4a4a;
    line-height: 1.8;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* 颜色变量 */
:root {
    --color-beige: #f5f0e6;
    --color-cream: #faf8f5;
    --color-sage: #c8d5b9;
    --color-mint: #d4e0c9;
    --color-olive: #8a9a7a;
    --color-brown: #6b5b4a;
    --color-charcoal: #3d3d3d;
    --color-white: #ffffff;
    --shadow-soft: 0 4px 20px rgba(139, 154, 122, 0.15);
    --shadow-medium: 0 8px 30px rgba(139, 154, 122, 0.2);
    --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ========================================
   左侧悬浮固定导航 - 斜切非对称设计
   ======================================== */
.sidebar-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: linear-gradient(165deg, var(--color-beige) 0%, var(--color-cream) 100%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    padding: 2.5rem 0;
    box-shadow: 4px 0 30px rgba(139, 154, 122, 0.15);
    clip-path: polygon(0 0, 100% 0, 85% 100%, 0 100%);
}

.sidebar-nav::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='%236b5b4a' fill-opacity='0.03'%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");
    pointer-events: none;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0 2rem 2rem;
    border-bottom: 2px solid rgba(139, 154, 122, 0.2);
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.nav-logo img {
    height: 45px;
    width: auto;
}

.nav-logo-text {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--color-brown);
    letter-spacing: 0.1em;
}

.nav-menu-vertical {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 0 1.5rem;
    position: relative;
    z-index: 1;
}

.nav-item {
    position: relative;
    overflow: hidden;
}

.nav-link-vertical {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-charcoal);
    border-radius: 8px;
    transition: var(--transition-smooth);
    position: relative;
    letter-spacing: 0.05em;
    background: transparent;
    clip-path: polygon(0 0, 100% 0, 95% 100%, 0 100%);
}

.nav-link-vertical::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 4px;
    height: 0;
    background: var(--color-olive);
    transition: var(--transition-smooth);
}

.nav-link-vertical::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(139, 154, 122, 0.1), transparent);
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: -1;
}

.nav-link-vertical:hover,
.nav-link-vertical.active {
    color: var(--color-brown);
    background: linear-gradient(90deg, rgba(200, 213, 185, 0.3), transparent);
    transform: translateX(8px);
}

.nav-link-vertical:hover::before,
.nav-link-vertical.active::before {
    height: 100%;
}

.nav-link-vertical:hover::after {
    opacity: 1;
}

.nav-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--color-olive);
}

/* 导航装饰元素 */
.nav-decoration {
    position: absolute;
    bottom: 2rem;
    left: 2rem;
    right: 1rem;
    height: 2px;
    background: linear-gradient(90deg, var(--color-olive), transparent);
    opacity: 0.3;
}

/* 移动端导航切换按钮 */
.mobile-nav-toggle {
    display: none;
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 1001;
    width: 50px;
    height: 50px;
    background: var(--color-olive);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(139, 154, 122, 0.4);
    transition: var(--transition-smooth);
}

.mobile-nav-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--color-white);
    margin: 5px auto;
    transition: var(--transition-smooth);
    border-radius: 2px;
}

.mobile-nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(0, 8px);
}

.mobile-nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(0, -8px);
}

/* 主内容区域 - 右侧斜切区块 */
.main-content {
    margin-left: 280px;
    min-height: 100vh;
    position: relative;
}

/* 斜切区块背景 */
.slanted-section {
    position: relative;
    padding: 6rem 4rem;
    clip-path: polygon(5% 0, 100% 0, 100% 100%, 0 100%);
    margin-bottom: -2rem;
}

.slanted-section:first-of-type {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 5% 100%);
}

.slanted-section:nth-child(even) {
    background: linear-gradient(135deg, var(--color-beige), var(--color-cream));
}

.slanted-section:nth-child(odd) {
    background: var(--color-white);
}

/* 梯田式分层布局 */
.section {
    padding: 5rem 2rem;
    position: relative;
}

.section-alt {
    background: var(--color-beige);
}

.section-cream {
    background: var(--color-cream);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--color-brown);
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
    font-weight: 600;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--color-olive);
    max-width: 600px;
    margin: 0 auto;
}

/* 卡片样式 */
.card {
    background: var(--color-white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.card-image {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-title {
    font-size: 1.3rem;
    color: var(--color-brown);
    margin-bottom: 0.8rem;
    font-weight: 600;
}

.card-text {
    color: var(--color-charcoal);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--color-olive);
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 0.9rem 2.2rem;
    background: var(--color-olive);
    color: var(--color-white);
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-smooth);
    letter-spacing: 0.05em;
}

.btn:hover {
    background: var(--color-brown);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(107, 91, 74, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-olive);
    color: var(--color-olive);
}

.btn-outline:hover {
    background: var(--color-olive);
    color: var(--color-white);
}

/* 页脚 */
.footer {
    background: linear-gradient(135deg, var(--color-charcoal), #2a2a2a);
    color: var(--color-beige);
    padding: 4rem 2rem 2rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
}

.footer-section h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--color-sage);
    font-weight: 600;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section a {
    color: var(--color-beige);
    opacity: 0.8;
}

.footer-section a:hover {
    opacity: 1;
    color: var(--color-sage);
}

.footer-bottom {
    max-width: 1400px;
    margin: 3rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid rgba(245, 240, 230, 0.2);
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.7;
}

/* 响应式设计 - 斜切非对称布局适配 */
@media (max-width: 1200px) {
    .sidebar-nav {
        width: 240px;
        clip-path: polygon(0 0, 100% 0, 88% 100%, 0 100%);
    }
    
    .main-content {
        margin-left: 240px;
    }
}

@media (max-width: 992px) {
    /* 移动端隐藏侧边导航，显示汉堡菜单 */
    .sidebar-nav {
        transform: translateX(-100%);
        transition: var(--transition-smooth);
        clip-path: none;
        width: 280px;
    }
    
    .sidebar-nav.active {
        transform: translateX(0);
    }
    
    .mobile-nav-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
    }
    
    .main-content {
        margin-left: 0;
        padding-top: 2rem;
    }
    
    .slanted-section {
        clip-path: none;
        margin-bottom: 0;
        padding: 4rem 2rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 3rem 1.5rem;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    .card-grid {
        grid-template-columns: 1fr;
    }

    .footer-container {
        grid-template-columns: 1fr;
    }
    
    .nav-logo-text {
        font-size: 1.4rem;
    }
    
    .nav-link-vertical {
        padding: 1rem 1.2rem;
        font-size: 0.95rem;
    }
}

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

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 网格布局 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
}

/* Banner 样式 */
.banner {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-beige), var(--color-cream));
    overflow: hidden;
}

.banner-content {
    text-align: center;
    z-index: 2;
    padding: 2rem;
}

.banner-title {
    font-size: 3.5rem;
    color: var(--color-brown);
    margin-bottom: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    animation: fadeInUp 1s ease;
}

.banner-subtitle {
    font-size: 1.4rem;
    color: var(--color-olive);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 1s ease 0.3s both;
}

.banner-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
    background-image: 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='%236b5b4a' fill-opacity='1'%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");
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 特色服务卡片 */
.service-card {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
    border: 1px solid rgba(139, 154, 122, 0.1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-olive);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--color-sage), var(--color-mint));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon img {
    width: 40px;
    height: 40px;
}

.service-title {
    font-size: 1.4rem;
    color: var(--color-brown);
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-desc {
    color: var(--color-charcoal);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* 优势板块 */
.advantage-item {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    background: var(--color-white);
    border-radius: 12px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.advantage-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-medium);
}

.advantage-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-olive);
    opacity: 0.3;
    line-height: 1;
}

.advantage-content h3 {
    font-size: 1.4rem;
    color: var(--color-brown);
    margin-bottom: 0.8rem;
}

.advantage-content p {
    color: var(--color-charcoal);
    line-height: 1.7;
}

/* 快速入口 */
.quick-access {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.access-item {
    background: var(--color-white);
    padding: 2rem 1.5rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
    border: 2px solid transparent;
}

.access-item:hover {
    border-color: var(--color-olive);
    transform: translateY(-5px);
}

.access-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: linear-gradient(135deg, var(--color-sage), var(--color-mint));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.access-icon img {
    width: 30px;
    height: 30px;
}

.access-title {
    font-size: 1.1rem;
    color: var(--color-brown);
    font-weight: 600;
}

@media (max-width: 992px) {
    .quick-access {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .quick-access {
        grid-template-columns: 1fr;
    }

    .banner-title {
        font-size: 2.2rem;
    }

    .banner-subtitle {
        font-size: 1.1rem;
    }
}

/* 内页头部 */
.page-header {
    background: linear-gradient(135deg, var(--color-beige), var(--color-cream));
    padding: 8rem 2rem 4rem;
    text-align: center;
}

.page-header h1 {
    font-size: 2.8rem;
    color: var(--color-brown);
    margin-bottom: 1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
}

.page-header p {
    font-size: 1.2rem;
    color: var(--color-olive);
    max-width: 600px;
    margin: 0 auto;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 1.5rem 2rem;
    background: var(--color-white);
    border-bottom: 1px solid rgba(139, 154, 122, 0.1);
}

.breadcrumb-list {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.breadcrumb-list a {
    color: var(--color-olive);
}

.breadcrumb-list span {
    color: var(--color-charcoal);
}

/* 资讯列表特殊样式 */
.news-date {
    background: var(--color-sage);
    color: var(--color-white);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* 时间线样式 */
.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-olive);
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    justify-content: flex-end;
    padding: 1.5rem 0;
    position: relative;
    width: 50%;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    margin-left: 50%;
}

.timeline-dot {
    position: absolute;
    right: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    background: var(--color-olive);
    border-radius: 50%;
    border: 3px solid var(--color-white);
}

.timeline-item:nth-child(even) .timeline-dot {
    right: auto;
    left: -8px;
}

.timeline-content {
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-soft);
    max-width: 400px;
    margin-right: 2rem;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-right: 0;
    margin-left: 2rem;
}

@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }

    .timeline-item,
    .timeline-item:nth-child(even) {
        width: 100%;
        margin-left: 0;
        justify-content: flex-start;
        padding-left: 50px;
    }

    .timeline-dot,
    .timeline-item:nth-child(even) .timeline-dot {
        left: 12px;
        right: auto;
    }

    .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 0;
        margin-right: 0;
    }
}

/* 联系表单 */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-brown);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.9rem;
    border: 1px solid rgba(139, 154, 122, 0.3);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition-smooth);
    background: var(--color-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-olive);
    box-shadow: 0 0 0 3px rgba(139, 154, 122, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* ========================================
   价格方案页面 - 斜切非对称独特布局
   ======================================== */

.pricing-section-unique {
    padding: 80px 60px;
    background: linear-gradient(135deg, #f9f7f2 0%, #f0ede4 100%);
    position: relative;
    overflow: hidden;
}

.pricing-container-asymmetric {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 60px;
    max-width: 1400px;
    margin: 0 auto;
    align-items: start;
}

/* 左侧价值主张区域 */
.pricing-value-prop {
    position: sticky;
    top: 100px;
    padding: 50px 40px;
    background: linear-gradient(145deg, rgba(255,255,255,0.9), rgba(245,240,230,0.8));
    border-left: 4px solid var(--color-olive);
    clip-path: polygon(0 0, 100% 0, 92% 100%, 0% 100%);
    backdrop-filter: blur(10px);
    box-shadow: 8px 8px 30px rgba(0,0,0,0.08);
}

.value-title {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--color-brown);
    line-height: 1.3;
    margin-bottom: 25px;
    letter-spacing: -0.5px;
}

.value-title .highlight-text {
    color: var(--color-olive);
    position: relative;
    display: inline-block;
}

.value-title .highlight-text::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 12px;
    background: rgba(139, 154, 122, 0.2);
    z-index: -1;
    transform: skewX(-15deg);
}

.value-desc {
    font-size: 1.1rem;
    color: var(--color-gray);
    line-height: 1.9;
    margin-bottom: 40px;
    padding-right: 20px;
}

.value-metrics {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.metric-item {
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: rgba(255,255,255,0.6);
    border-radius: 12px;
    border: 1px solid rgba(139, 154, 122, 0.15);
    transition: all 0.4s ease;
}

.metric-item:hover {
    transform: translateX(10px);
    background: rgba(255,255,255,0.85);
    border-color: var(--color-olive);
    box-shadow: 5px 5px 20px rgba(0,0,0,0.06);
}

.metric-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--color-olive);
    margin-bottom: 5px;
    font-family: 'Arial Black', sans-serif;
}

.metric-label {
    font-size: 0.95rem;
    color: var(--color-gray);
    font-weight: 500;
}

/* 右侧价格卡片堆叠区域 */
.pricing-cards-stack {
    display: flex;
    flex-direction: column;
    gap: 35px;
    padding: 20px 0;
}

.pricing-card-slash {
    position: relative;
    background: #fff;
    border-radius: 16px;
    overflow: visible;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    border: 1px solid rgba(139, 154, 122, 0.1);
}

.pricing-card-slash::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    background: linear-gradient(135deg, transparent 0%, rgba(139, 154, 122, 0.03) 100%);
    pointer-events: none;
}

.pricing-card-slash:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0,0,0,0.12);
}

/* 斜切背景装饰 */
.card-slash-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 120px;
    height: 100%;
    background: linear-gradient(135deg, rgba(139, 154, 122, 0.05) 0%, transparent 100%);
    clip-path: polygon(70% 0, 100% 0, 100% 100%, 0% 100%);
    pointer-events: none;
}

.card-content {
    padding: 45px 50px;
    position: relative;
    z-index: 1;
}

.card-tier {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--color-olive);
    text-transform: uppercase;
    margin-bottom: 15px;
    display: inline-block;
    padding: 6px 14px;
    background: rgba(139, 154, 122, 0.1);
    border-radius: 20px;
}

.card-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-brown);
    margin-bottom: 20px;
}

.card-price {
    display: flex;
    align-items: baseline;
    margin-bottom: 15px;
}

.card-price .currency {
    font-size: 1.5rem;
    color: var(--color-olive);
    font-weight: 600;
    margin-right: 5px;
}

.card-price .amount {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--color-brown);
    line-height: 1;
    font-family: 'Arial Black', sans-serif;
}

.card-price .period {
    font-size: 1rem;
    color: var(--color-gray);
    margin-left: 8px;
    font-weight: 500;
}

.card-tagline {
    font-size: 1rem;
    color: var(--color-gray);
    font-style: italic;
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 2px dashed rgba(139, 154, 122, 0.3);
}

.card-features {
    margin-bottom: 35px;
}

.card-features li {
    display: flex;
    align-items: center;
    padding: 12px 0;
    font-size: 0.95rem;
    color: var(--color-gray-dark);
    border-bottom: 1px solid rgba(0,0,0,0.04);
    transition: all 0.3s ease;
}

.card-features li:last-child {
    border-bottom: none;
}

.card-features li:hover {
    transform: translateX(8px);
    color: var(--color-brown);
}

.card-features .check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, var(--color-olive), var(--color-sage));
    color: #fff;
    border-radius: 50%;
    margin-right: 12px;
    font-size: 0.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

/* 按钮样式 */
.card-btn {
    display: block;
    width: 100%;
    padding: 18px 30px;
    text-align: center;
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.4s ease;
    cursor: pointer;
    letter-spacing: 0.5px;
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--color-olive);
    color: var(--color-olive);
}

.btn-outline:hover {
    background: var(--color-olive);
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(139, 154, 122, 0.3);
}

.btn-filled {
    background: linear-gradient(135deg, var(--color-olive), var(--color-sage));
    border: 2px solid transparent;
    color: #fff;
    box-shadow: 0 8px 25px rgba(139, 154, 122, 0.3);
}

.btn-filled:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(139, 154, 122, 0.45);
    filter: brightness(1.05);
}

/* 推荐标识 */
.featured-ribbon {
    position: absolute;
    top: 25px;
    right: -10px;
    background: linear-gradient(135deg, #e8a87c, #c77d63);
    color: #fff;
    padding: 8px 35px 8px 25px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1px;
    clip-path: polygon(0 0, 100% 0, 100% 100%, 15% 100%);
    z-index: 10;
    box-shadow: -3px 3px 10px rgba(0,0,0,0.15);
}

.pricing-card-slash.featured {
    border: 2px solid var(--color-olive);
    background: linear-gradient(145deg, #fff, rgba(245,240,230,0.5));
}

.pricing-card-slash.featured .card-content {
    padding-top: 55px;
}

/* 底部定制服务横幅 */
.custom-service-banner {
    margin-top: 80px;
    padding: 60px 50px;
    background: linear-gradient(135deg, var(--color-brown), #5a4d3d);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    color: #fff;
    clip-path: polygon(0 0, 100% 0, 100% 85%, 95% 100%, 0 100%);
}

.banner-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.banner-content h3 {
    font-size: 2rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.banner-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 30px;
    max-width: 600px;
}

.btn-custom {
    display: inline-block;
    padding: 16px 35px;
    background: #fff;
    color: var(--color-brown);
    font-size: 1.05rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.4s ease;
}

.btn-custom:hover {
    transform: translateX(8px);
    box-shadow: 0 10px 30px rgba(255,255,255,0.3);
}

.banner-decoration {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .pricing-container-asymmetric {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .pricing-value-prop {
        position: relative;
        top: 0;
        clip-path: none;
        border-left: none;
        border-top: 4px solid var(--color-olive);
    }
}

@media (max-width: 768px) {
    .pricing-section-unique {
        padding: 60px 25px;
    }
    
    .value-title {
        font-size: 2rem;
    }
    
    .card-content {
        padding: 35px 30px;
    }
    
    .card-price .amount {
        font-size: 2.8rem;
    }
    
    .featured-ribbon {
        padding: 6px 25px 6px 18px;
        font-size: 0.75rem;
    }
    
    .custom-service-banner {
        padding: 45px 30px;
        clip-path: none;
    }
}