/**
 * 绿翊合规 - faq 目录公共基础样式
 * 适用于 faq/index.php 和 faq/article.php
 * 包含：Reset、顶部导航、移动端菜单、面包屑、通用容器
 */

/* ===== Reset & Base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: #f0f2f5;
    color: #333;
    line-height: 1.8;
}
a { transition: color 0.3s ease; }
:focus-visible {
    outline: 2px solid #1c499e;
    outline-offset: 2px;
    border-radius: 4px;
}
button:focus-visible,
a:focus-visible {
    outline: 2px solid #1c499e;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ===== 顶部导航 ===== */
.top-bar {
    background: #fff;
    border-bottom: 1px solid #e8e8e8;
    padding: 0 20px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}
.top-bar-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}
.logo {
    font-size: 22px;
    font-weight: 700;
    color: #1c499e;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    object-fit: cover;
}
.nav-menu { display: flex; gap: 0; list-style: none; margin: 0; padding: 0; }
.nav-menu > li { position: relative; }
.nav-menu > li > a {
    display: block;
    padding: 0 16px;
    text-decoration: none;
    color: #555;
    font-size: 14px;
    line-height: 64px;
    transition: color 0.3s;
    white-space: nowrap;
}
.nav-menu > li > a:hover { color: #1c499e; }
.nav-menu .has-submenu > a::after {
    content: ' \25BC';
    font-size: 10px;
    color: #999;
}
.submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.12);
    min-width: 180px;
    z-index: 100;
    padding: 8px 0;
}
.submenu a {
    display: block;
    padding: 10px 20px;
    text-decoration: none;
    color: #555;
    font-size: 13px;
    transition: all 0.2s;
}
.submenu a:hover {
    background: #f0f4ff;
    color: #1c499e;
    padding-left: 24px;
}
.has-submenu:hover .submenu { display: block; }

/* ===== 移动端菜单按钮 ===== */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
}
.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s;
}
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== 面包屑 ===== */
.breadcrumb {
    max-width: 1200px;
    margin: 84px auto 0;
    padding: 16px 20px;
    font-size: 13px;
    color: #555;
}
.breadcrumb a { color: #1c499e; text-decoration: none; transition: color 0.3s; }
.breadcrumb a:hover { color: #2a5fc7; }
.breadcrumb span { margin: 0 8px; color: #999; }

/* ===== 移动端导航适配 ===== */
@media (max-width: 960px) {
    .menu-toggle { display: flex; }
    .nav-menu {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    }
    .nav-menu.open { max-height: 80vh; overflow-y: auto; }
    .nav-menu > li { width: 100%; border-bottom: 1px solid #f0f0f0; }
    .nav-menu > li > a { line-height: 48px; padding: 0 20px; }
    .has-submenu > a::after { float: right; }
    .submenu {
        position: static;
        box-shadow: none;
        border: none;
        border-radius: 0;
        padding: 0;
        background: #f8f9fb;
    }
    .submenu a { padding-left: 40px; font-size: 13px; line-height: 40px; }
    .has-submenu.sub-open > .submenu { display: block; }
}

/* ===== 页脚（footer.php 基础布局样式） ===== */
.footer {
    background: #1a1a2e;
    color: #aaa;
    padding: 60px 20px 0;
    margin-top: 0;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 40px;
}
.footer-brand {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.footer-brand-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    object-fit: cover;
}
.footer-info {
    font-size: 13px;
    line-height: 2;
    color: #8899aa;
}
.footer-info strong { color: #fff; }
.footer-highlight {
    display: inline-block;
    background: rgba(28,73,158,0.3);
    padding: 2px 10px;
    border-radius: 4px;
    color: #fff;
    font-weight: 700;
}
.footer-title {
    font-size: 15px;
    color: #fff;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    font-weight: 600;
    letter-spacing: 1px;
}
.footer-links-col { display: flex; flex-direction: column; gap: 10px; }
.footer-links-col a {
    color: #8899aa;
    text-decoration: none;
    font-size: 13px;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 6px;
}
.footer-links-col a::before {
    content: '\203A';
    color: #1c499e;
    font-size: 14px;
    opacity: 0;
    transition: opacity 0.3s;
}
.footer-links-col a:hover { color: #fff; padding-left: 4px; }
.footer-links-col a:hover::before { opacity: 1; }
.footer-contact { font-size: 13px; line-height: 2.2; color: #8899aa; }
.footer-contact strong { color: #fff; }
.footer-qrcode {
    margin-bottom: 14px;
    width: 100px;
    height: 100px;
    border-radius: 6px;
    border: 4px solid #fff;
    background: #fff;
    display: block;
}
.footer-contact-item { margin-bottom: 4px; }
.footer-bottom {
    max-width: 1200px;
    margin: 20px auto 0;
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.footer-copy { font-size: 12px; color: #667788; }
.footer-copy a { color: #8899aa; text-decoration: none; transition: color 0.3s; }
.footer-copy a:hover { color: #fff; }
.footer-bottom-links { display: flex; gap: 20px; font-size: 12px; }
.footer-bottom-links a { color: #667788; text-decoration: none; transition: color 0.3s; }
.footer-bottom-links a:hover { color: #fff; }

/* 页脚响应式 */
@media (max-width: 768px) {
    .footer { padding: 40px 16px 0; }
    .footer-inner { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom { flex-direction: column; text-align: center; }
}

/* ===== 侧栏服务列表（化妆品注册备案服务） ===== */
.faq-service-list { list-style: none; padding: 0; margin: 0; }
.faq-service-list li {
    padding: 9px 0;
    border-bottom: 1px dashed #f0f0f0;
    font-size: 13px;
}
.faq-service-list li:last-child { border-bottom: none; }
.faq-service-list li::before {
    content: '\203A';
    color: #1c499e;
    font-weight: bold;
    margin-right: 8px;
    font-size: 16px;
}
.faq-service-list a {
    color: #555;
    text-decoration: none;
    transition: color 0.2s;
}
.faq-service-list a:hover { color: #1c499e; }