/*
Theme Name: 闲鱼躺赚攻略
Theme URI: https://xianyuwuhuoyuan.cn/
Author: 闲鱼躺赚攻略
Author URI: https://xianyuwuhuoyuan.cn/
Description: 专为闲鱼副业教程设计的WordPress主题，包含模块化CSS，支持导航下拉菜单、文章卡片、广告位、热门标签等完整功能。
Version: 1.0
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: xianyu
*/

/**
 * ==================== 基础变量 ====================
 */
:root {
    /* 主色调 */
    --xy-primary: #FFDA44;
    --xy-primary-dark: #F5C800;
    --xy-accent: #FF6B35;
    --xy-success: #52C41A;

    /* 文字色 */
    --xy-text-dark: #333333;
    --xy-text-gray: #666666;
    --xy-text-light: #999999;

    /* 背景色 */
    --xy-bg-white: #FFFFFF;
    --xy-bg-gray: #F5F5F5;
    --xy-border: #EEEEEE;

    /* 阴影 */
    --xy-shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --xy-shadow: 0 2px 8px rgba(0,0,0,0.08);
    --xy-shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

    /* 圆角 */
    --xy-radius-sm: 6px;
    --xy-radius: 10px;
    --xy-radius-lg: 12px;

    /* 间距 */
    --xy-gap-xs: 8px;
    --xy-gap-sm: 12px;
    --xy-gap: 16px;
    --xy-gap-md: 20px;
    --xy-gap-lg: 24px;
    --xy-gap-xl: 40px;

    /* 容器宽度 */
    --xy-container: 1200px;
    --xy-sidebar-width: 280px;
}

/**
 * ==================== 基础重置 ====================
 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background-color: var(--xy-bg-gray);
    color: var(--xy-text-dark);
    line-height: 1.6;
}

/* ==================== 1. 导航栏模块 ==================== */
.xy-navbar {
    background: var(--xy-bg-white);
    box-shadow: var(--xy-shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.xy-navbar__container {
    max-width: var(--xy-container);
    margin: 0 auto;
    padding: 0 var(--xy-gap-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.xy-navbar__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.xy-navbar__logo-icon {
    width: 40px;
    height: 40px;
    background: var(--xy-primary);
    border-radius: var(--xy-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.xy-navbar__logo-text {
    font-size: 20px;
    font-weight: bold;
    color: var(--xy-text-dark);
}

.xy-navbar__menu {
    display: flex;
    gap: 0;
    list-style: none;
    margin: 0;
    padding: 0;
}

.xy-navbar__menu-item {
    position: relative;
}

.xy-navbar__menu-link {
    display: block;
    padding: 0 18px;
    text-decoration: none;
    color: var(--xy-text-gray);
    font-size: 15px;
    font-weight: 500;
    height: 60px;
    line-height: 60px;
    transition: color 0.3s;
}

.xy-navbar__menu-link:hover {
    color: var(--xy-accent);
}

/* WordPress原生菜单样式兼容 */
.xy-navbar__submenu,
.sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--xy-bg-white);
    box-shadow: var(--xy-shadow-lg);
    border-radius: var(--xy-radius);
    min-width: 160px;
    padding: var(--xy-gap-xs) 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s;
    list-style: none;
    margin: 0;
    z-index: 1001;
}

.xy-navbar__menu-item:hover .xy-navbar__submenu,
.xy-navbar__menu-item:hover .sub-menu,
.menu-item:hover .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.xy-navbar__submenu-link,
.sub-menu a {
    display: block;
    padding: 10px 20px;
    text-decoration: none;
    color: var(--xy-text-gray);
    font-size: 14px;
    transition: all 0.3s;
}

.xy-navbar__submenu-link:hover,
.sub-menu a:hover {
    background: var(--xy-bg-gray);
    color: var(--xy-accent);
}

/* ==================== 2. Hero横幅模块 ==================== */
.xy-hero {
    background: linear-gradient(135deg, var(--xy-primary) 0%, var(--xy-primary-dark) 100%);
    padding: 50px var(--xy-gap-md);
    text-align: center;
}

.xy-hero__container {
    max-width: 800px;
    margin: 0 auto;
}

.xy-hero__title {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 12px;
    color: var(--xy-text-dark);
}

.xy-hero__subtitle {
    font-size: 16px;
    color: var(--xy-text-gray);
    margin-bottom: var(--xy-gap-xl);
}

.xy-hero__stats {
    display: flex;
    justify-content: center;
    gap: 50px;
}

.xy-hero__stat {
    text-align: center;
}

.xy-hero__stat-number {
    font-size: 28px;
    font-weight: bold;
    color: var(--xy-text-dark);
}

.xy-hero__stat-label {
    font-size: 13px;
    color: var(--xy-text-gray);
}

/* ==================== 3. 主布局模块 ==================== */
.xy-layout {
    max-width: var(--xy-container);
    margin: var(--xy-gap-lg) auto;
    padding: 0 var(--xy-gap-md);
    display: grid;
    grid-template-columns: var(--xy-sidebar-width) 1fr;
    gap: var(--xy-gap-lg);
}

/* ==================== 4. 侧边栏模块 ==================== */
.xy-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--xy-gap-md);
}

.xy-sidebar__card {
    background: var(--xy-bg-white);
    border-radius: var(--xy-radius-lg);
    padding: var(--xy-gap-md);
    box-shadow: var(--xy-shadow);
}

.xy-sidebar__title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--xy-gap);
    display: flex;
    align-items: center;
    gap: var(--xy-gap-xs);
}

.xy-sidebar__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.xy-sidebar__list-item {
    margin-bottom: var(--xy-gap-xs);
}

.xy-sidebar__list-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    text-decoration: none;
    color: var(--xy-text-gray);
    border-radius: var(--xy-radius-sm);
    transition: all 0.3s;
}

.xy-sidebar__list-link:hover,
.xy-sidebar__list-link--active {
    background: var(--xy-primary);
    color: var(--xy-text-dark);
}

.xy-sidebar__count {
    background: var(--xy-bg-gray);
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
}

/* 热门标签 */
.xy-sidebar__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--xy-gap-xs);
}

.xy-sidebar__tag {
    background: var(--xy-bg-gray);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    color: var(--xy-text-gray);
    text-decoration: none;
    transition: all 0.3s;
}

.xy-sidebar__tag:hover {
    background: var(--xy-primary);
    color: var(--xy-text-dark);
}

/* ==================== 5. 广告模块 ==================== */
.xy-ad--sidebar {
    background: linear-gradient(135deg, #FFF9E6 0%, #FFF3CD 100%);
    border: 2px dashed var(--xy-primary);
    border-radius: var(--xy-radius-lg);
    padding: var(--xy-gap-md);
    text-align: center;
}

.xy-ad__label {
    font-size: 11px;
    color: var(--xy-text-light);
    margin-bottom: var(--xy-gap-xs);
}

.xy-ad__title {
    font-size: 16px;
    font-weight: 600;
    color: var(--xy-text-dark);
    margin-bottom: var(--xy-gap-xs);
}

.xy-ad__desc {
    font-size: 13px;
    color: var(--xy-text-gray);
    margin-bottom: var(--xy-gap);
}

.xy-ad__btn {
    background: var(--xy-accent);
    color: white;
    border: none;
    padding: 10px 24px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s;
}

.xy-ad__btn:hover {
    background: #E55A2B;
    transform: translateY(-2px);
}

/* 信息流广告 */
.xy-ad--feed {
    background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 100%);
    border-radius: var(--xy-radius-lg);
    padding: var(--xy-gap-md);
    display: flex;
    align-items: center;
    gap: var(--xy-gap-md);
    cursor: pointer;
    transition: all 0.3s;
}

.xy-ad--feed:hover {
    transform: translateY(-2px);
    box-shadow: var(--xy-shadow-lg);
}

.xy-ad__icon {
    width: 60px;
    height: 60px;
    background: var(--xy-success);
    border-radius: var(--xy-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    flex-shrink: 0;
}

.xy-ad__content {
    flex: 1;
}

.xy-ad__content-label {
    font-size: 11px;
    color: var(--xy-success);
    font-weight: 600;
    margin-bottom: 4px;
}

.xy-ad__content-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--xy-text-dark);
    margin-bottom: 4px;
}

.xy-ad__content-desc {
    font-size: 13px;
    color: var(--xy-text-gray);
}

/* 底部广告 */
.xy-ad--bottom {
    background: var(--xy-bg-white);
    border-radius: var(--xy-radius-lg);
    padding: var(--xy-gap-md);
    box-shadow: var(--xy-shadow);
}

.xy-ad__banner {
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    border-radius: var(--xy-radius);
    padding: 40px;
    text-align: center;
    color: white;
}

.xy-ad__banner-title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: var(--xy-gap-xs);
}

.xy-ad__banner-desc {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: var(--xy-gap-md);
}

.xy-ad__banner-btn {
    background: white;
    color: #667eea;
    border: none;
    padding: 12px 32px;
    border-radius: 24px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.xy-ad__banner-btn:hover {
    transform: scale(1.05);
}

/* ==================== 6. 文章列表模块 ==================== */
.xy-content__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--xy-gap);
}

.xy-content__title {
    font-size: 20px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--xy-gap-xs);
}

.xy-content__more {
    font-size: 14px;
    color: var(--xy-text-gray);
    text-decoration: none;
    transition: color 0.3s;
}

.xy-content__more:hover {
    color: var(--xy-accent);
}

.xy-articles {
    display: grid;
    gap: var(--xy-gap);
}

.xy-article {
    background: var(--xy-bg-white);
    border-radius: var(--xy-radius-lg);
    padding: var(--xy-gap-md);
    box-shadow: var(--xy-shadow);
    transition: all 0.3s;
    cursor: pointer;
    display: flex;
    gap: var(--xy-gap-md);
}

.xy-article:hover {
    transform: translateY(-4px);
    box-shadow: var(--xy-shadow-lg);
}

.xy-article__image {
    width: 180px;
    height: 120px;
    background: linear-gradient(135deg, var(--xy-primary) 0%, #FFE066 100%);
    border-radius: var(--xy-radius);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.xy-article__content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.xy-article__tag {
    display: inline-block;
    background: var(--xy-primary);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    color: var(--xy-text-dark);
    margin-bottom: 10px;
    width: fit-content;
}

.xy-article__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--xy-text-dark);
    margin-bottom: var(--xy-gap-xs);
    line-height: 1.4;
}

.xy-article__desc {
    font-size: 14px;
    color: var(--xy-text-gray);
    margin-bottom: var(--xy-gap);
    flex: 1;
}

.xy-article__meta {
    display: flex;
    align-items: center;
    gap: var(--xy-gap);
    font-size: 13px;
    color: var(--xy-text-light);
}

.xy-article__stats {
    display: flex;
    gap: var(--xy-gap);
}

/* ==================== 7. 页脚模块 ==================== */
.xy-footer {
    background: var(--xy-bg-white);
    margin-top: var(--xy-gap-xl);
    border-top: 1px solid var(--xy-border);
}

.xy-footer__main {
    max-width: var(--xy-container);
    margin: 0 auto;
    padding: 50px var(--xy-gap-md);
}

.xy-footer__columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.xy-footer__about {
    text-align: left;
}

.xy-footer__brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: var(--xy-gap-md);
}

.xy-footer__brand-icon {
    width: 48px;
    height: 48px;
    background: var(--xy-primary);
    border-radius: var(--xy-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.xy-footer__brand-text {
    font-size: 24px;
    font-weight: bold;
    color: var(--xy-text-dark);
}

.xy-footer__desc {
    font-size: 17px;
    color: var(--xy-text-gray);
    line-height: 2;
}

.xy-footer__services {
    text-align: left;
}

.xy-footer__services-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--xy-text-dark);
    margin-bottom: var(--xy-gap-lg);
    display: flex;
    align-items: center;
    gap: 10px;
}

.xy-footer__services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--xy-gap);
}

.xy-footer__service {
    background: var(--xy-bg-white);
    border: 1px solid var(--xy-border);
    padding: var(--xy-gap) 8px;
    border-radius: var(--xy-radius);
    font-size: 13px;
    color: var(--xy-text-gray);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--xy-gap-xs);
    transition: all 0.3s;
    text-align: center;
}

.xy-footer__service:hover {
    background: var(--xy-primary);
    border-color: var(--xy-primary);
    color: var(--xy-text-dark);
    transform: translateY(-3px);
    box-shadow: var(--xy-shadow);
}

.xy-footer__service-icon {
    font-size: 24px;
}

.xy-footer__copyright {
    background: var(--xy-bg-gray);
    padding: var(--xy-gap-md);
    text-align: center;
}

.xy-footer__copyright-text {
    font-size: 13px;
    color: var(--xy-text-light);
}

.xy-backtop {
    position: fixed;
    bottom: 80px;
    right: 20px;
    width: 44px;
    height: 44px;
    background: var(--xy-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--xy-shadow);
    transition: all 0.3s;
    font-size: 20px;
    z-index: 999;
    text-decoration: none;
    color: var(--xy-text-dark);
}

.xy-backtop:hover {
    transform: translateY(-4px);
    box-shadow: var(--xy-shadow-lg);
}

/* ==================== 8. 移动端导航模块 ==================== */
.xy-mobile-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--xy-bg-white);
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    padding: var(--xy-gap-xs) 0;
}

.xy-mobile-nav__list {
    display: flex;
    justify-content: space-around;
    list-style: none;
    margin: 0;
    padding: 0;
}

.xy-mobile-nav__item {
    text-align: center;
    text-decoration: none;
    color: var(--xy-text-gray);
    font-size: 11px;
}

.xy-mobile-nav__item--active {
    color: var(--xy-accent);
}

.xy-mobile-nav__icon {
    font-size: 24px;
    display: block;
    margin-bottom: 2px;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    :root {
        --xy-sidebar-width: 240px;
    }

    .xy-navbar__menu-link {
        padding: 0 12px;
        font-size: 14px;
    }

    .xy-footer__columns {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .xy-navbar__menu {
        display: none;
    }

    .xy-layout {
        grid-template-columns: 1fr;
    }

    .xy-sidebar {
        display: none;
    }

    .xy-article {
        flex-direction: column;
    }

    .xy-article__image {
        width: 100%;
        height: 160px;
    }

    .xy-ad--feed {
        flex-direction: column;
        text-align: center;
    }

    .xy-footer__columns {
        grid-template-columns: 1fr;
        gap: var(--xy-gap-xl);
        text-align: center;
    }

    .xy-footer__about,
    .xy-footer__services {
        text-align: center;
    }

    .xy-footer__brand {
        justify-content: center;
    }

    .xy-footer__services-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 500px;
        margin: 0 auto;
    }

    .xy-mobile-nav {
        display: block;
    }

    body {
        padding-bottom: 70px;
    }

    .xy-backtop {
        bottom: 90px;
    }
}

@media (max-width: 480px) {
    .xy-hero__title {
        font-size: 24px;
    }

    .xy-hero__stats {
        gap: 30px;
    }

    .xy-footer__services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .xy-footer__service {
        padding: var(--xy-gap-sm) 4px;
        font-size: 12px;
    }

    .xy-footer__service-icon {
        font-size: 20px;
    }
}

/* ==================== 动画效果 ==================== */
@keyframes xy-slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.xy-article {
    animation: xy-slideIn 0.5s ease forwards;
}

.xy-article:nth-child(1) { animation-delay: 0.1s; }
.xy-article:nth-child(2) { animation-delay: 0.2s; }
.xy-article:nth-child(3) { animation-delay: 0.3s; }
.xy-article:nth-child(4) { animation-delay: 0.4s; }
.xy-article:nth-child(5) { animation-delay: 0.5s; }