/* ========================================
   尧图网络 - 高端网站定制全局样式
   民宿潮流风：浅绿 + 原木色 + 米白
   ======================================== */

:root {
    --primary-green: #87B36B;
    --light-green: #A8C98E;
    --wood-brown: #C4A57B;
    --dark-wood: #8B6F47;
    --cream-white: #F5F1E8;
    --pure-white: #FFFFFF;
    --text-dark: #2C2C2C;
    --text-gray: #666666;
    --border-color: #E0D8C8;
}

* {
    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: var(--cream-white);
    color: var(--text-dark);
    line-height: 1.8;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 40px;
}

/* ========================================
   右侧悬浮导航
   ======================================== */
.side-nav {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    background: linear-gradient(135deg, var(--wood-brown), var(--dark-wood));
    border-radius: 20px 0 0 20px;
    padding: 30px 0;
    box-shadow: -5px 0 30px rgba(139, 111, 71, 0.3);
}

.side-nav ul {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.side-nav a {
    display: block;
    padding: 12px 25px 12px 15px;
    color: var(--pure-white);
    font-size: 14px;
    font-weight: 500;
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.side-nav a:hover,
.side-nav a.active {
    background: rgba(255, 255, 255, 0.15);
    border-left-color: var(--primary-green);
    padding-left: 20px;
}

.nav-toggle {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1001;
    background: var(--wood-brown);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--pure-white);
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* ========================================
   页脚样式
   ======================================== */
.site-footer {
    background: linear-gradient(135deg, var(--dark-wood), var(--wood-brown));
    color: var(--pure-white);
    padding: 80px 0 40px;
    margin-top: 100px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
    margin-bottom: 60px;
}

.footer-section h3 {
    font-size: 20px;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-green);
}

.footer-section p,
.footer-section li {
    font-size: 15px;
    line-height: 2.2;
    color: rgba(255, 255, 255, 0.85);
}

.footer-section ul li a:hover {
    color: var(--primary-green);
    padding-left: 8px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 30px;
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   通用动画
   ======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

/* ========================================
   响应式设计
   ======================================== */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .container {
        padding: 0 25px;
    }
}

@media (max-width: 768px) {
    .side-nav {
        transform: translateX(100%) translateY(-50%);
        transition: transform 0.3s ease;
        border-radius: 20px;
        right: 20px;
    }
    
    .side-nav.active {
        transform: translateX(0) translateY(-50%);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .container {
        padding: 0 20px;
    }
}