/* 法律页面：与首页一致的配色与导航/页脚 */
:root {
    --bg: #FAFAF9;
    --bg-card: #FFFFFF;
    --text: #1C1917;
    --text-secondary: #57534E;
    --text-muted: #78716C;
    --accent: #E17055;
    --accent-hover: #C95D45;
    --border: #E7E5E4;
    --radius: 10px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
.nav {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    width: 100%;
    box-sizing: border-box;
}
.nav-inner {
    max-width: 1000px;
    width: 100%;
    margin: 0 auto;
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
    min-width: 0;
}
.nav-logo { font-size: 17px; font-weight: 600; color: var(--text); text-decoration: none; white-space: nowrap; }
.nav-logo:hover { color: var(--accent); }
/* 导航右侧：链接 + 多语言；防止下拉被裁剪；禁止文字竖排 */
.nav-inner { overflow: visible; }
.nav-drawer { display: flex; align-items: center; gap: 20px; margin-left: auto; overflow: visible; flex-wrap: nowrap; min-width: 0; flex-shrink: 1; }
.nav-links { display: flex; align-items: center; gap: 20px; overflow: visible; flex-wrap: nowrap; min-width: 0; }
.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.15s;
    white-space: nowrap;
}
.nav-links a:hover { color: var(--accent); }
.nav-links a.nav-item { display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0; }
.nav-links .nav-item .icon-sm { width: 16px; height: 16px; flex-shrink: 0; }
.nav-links .btn-primary { white-space: nowrap; flex: 0 0 auto; flex-shrink: 0; min-width: 0; }

/* ========== 多语言下拉（与 test_lang_dropdown 一致，全站 #main-nav 内生效） ========== */
#main-nav .language-switcher {
    position: relative;
    display: inline-block;
    margin: 0 10px;
    flex-shrink: 0;
    overflow: visible;
}

#main-nav .language-dropdown {
    position: relative;
    overflow: visible;
}

#main-nav .language-toggle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    min-width: 120px;
    justify-content: space-between;
    font-family: inherit;
}

#main-nav .language-toggle:hover {
    border-color: #d1d5db;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-1px);
}

#main-nav .language-toggle .language-flag { font-size: 16px; line-height: 1; }
#main-nav .language-toggle .language-text { flex: 1; text-align: left; white-space: nowrap; }
#main-nav .language-toggle .language-arrow {
    font-size: 12px;
    color: var(--text-muted);
    transition: transform 0.2s;
}

#main-nav .language-dropdown.open .language-toggle .language-arrow { transform: rotate(180deg); }

#main-nav .language-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    left: auto;
    min-width: 160px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    padding: 8px;
    display: none;
    visibility: hidden;
    z-index: 9999;
}

#main-nav .language-menu.show {
    display: block !important;
    visibility: visible !important;
    animation: langMenuFadeIn 0.2s ease;
}

@keyframes langMenuFadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

#main-nav .language-menu .language-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
}

#main-nav .language-menu .language-option:hover {
    background: #f9fafb;
}

#main-nav .language-menu .language-option .language-flag { font-size: 16px; line-height: 1; }
#main-nav .language-menu .language-option .language-text { flex: 1; text-align: left; }

#main-nav[data-debug="1"] .language-switcher { outline: 2px solid rgba(255,0,0,0.5); outline-offset: 2px; }
#main-nav[data-debug="1"] .language-menu { outline: 2px solid rgba(0,128,255,0.5); outline-offset: 2px; }

/* 移动端：汉堡按钮 + 抽屉 */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text);
}
.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: currentColor;
    border-radius: 1px;
    transition: transform 0.2s, opacity 0.2s;
}
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 101;
}
.nav-open .nav-overlay { display: block; }
@media (max-width: 768px) {
    .nav-toggle { display: flex; }
    .nav-drawer {
        position: fixed;
        top: 0;
        right: -280px;
        width: 280px;
        max-width: 85vw;
        height: 100%;
        background: var(--bg-card);
        box-shadow: -4px 0 24px rgba(0,0,0,0.12);
        z-index: 102;
        transition: right 0.3s ease;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        padding-top: 60px;
    }
    .nav-open .nav-drawer { right: 0; }
    .nav-drawer .nav-links {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0 20px 24px;
        flex-wrap: nowrap;
    }
    .nav-drawer .nav-links a {
        padding: 14px 0;
        border-bottom: 1px solid var(--border);
        font-size: 15px;
        white-space: nowrap;
    }
    .nav-drawer .nav-links a:last-child { border-bottom: none; }
    .nav-drawer .nav-links .btn-primary { justify-content: center; margin-top: 8px; white-space: nowrap; }
    
    /* 移动端：语言区域在抽屉内静态展开，用 #main-nav 提高优先级覆盖桌面规则 */
    #main-nav .nav-drawer .language-switcher {
        margin: 16px 20px 0;
        border-top: 1px solid var(--border);
        padding-top: 16px;
    }
    #main-nav .nav-drawer .language-toggle {
        width: 100%;
        min-width: 0;
        padding: 12px 0;
        border: none;
        border-radius: 0;
        background: transparent;
        box-shadow: none;
    }
    #main-nav .nav-drawer .language-toggle:hover { transform: none; }
    #main-nav .nav-drawer .language-menu {
        position: static !important;
        display: block !important;
        visibility: visible !important;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background: transparent;
        margin-top: 8px;
        padding: 0;
    }
    #main-nav .nav-drawer .language-menu .language-option {
        padding: 8px 0;
        border-radius: 0;
        font-size: 14px;
    }
    #main-nav .nav-drawer .language-menu .language-option:hover {
        background: transparent;
        transform: none;
    }
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.15s, color 0.15s;
    border: none;
    cursor: pointer;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); color: #fff; }
.btn-primary, .btn-primary .icon-btn { color: #fff !important; }
.btn-primary svg { stroke: #fff; fill: transparent; }
.btn-primary svg[fill] { fill: #fff; }
.btn .icon-btn { width: 18px; height: 18px; flex-shrink: 0; }

.legal-main {
    max-width: 720px;
    margin: 0 auto;
    padding: 48px 24px 64px;
}
.legal-main h1 {
    font-size: 26px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 24px;
}
.legal-main h2 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
    margin-top: 24px;
    margin-bottom: 10px;
}
.legal-main p, .legal-main li {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 12px;
}
.legal-main ul {
    margin: 12px 0 12px 20px;
}
.legal-main a { color: var(--accent); text-decoration: none; }
.legal-main a:hover { text-decoration: underline; }
.legal-main .updated { font-size: 13px; color: var(--text-muted); margin-bottom: 28px; }

/* Footer */
.footer {
    background: var(--text);
    color: #a8a29e;
    font-size: 14px;
    padding: 0;
}
.footer-inner {
    max-width: 1000px;
    margin: 0 auto;
    padding: 48px 24px 32px;
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1fr;
    gap: 32px;
}
@media (max-width: 768px) {
    .footer-inner { grid-template-columns: 1fr 1fr; padding: 32px 20px 24px; gap: 28px; }
}
@media (max-width: 480px) {
    .footer-inner { grid-template-columns: 1fr; text-align: center; }
}
.footer-brand h4 { font-size: 16px; font-weight: 600; color: var(--accent); margin-bottom: 10px; }
.footer-brand p { color: #a8a29e; line-height: 1.6; font-size: 13px; }
.footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.footer-col h4 .ft-icon { width: 16px; height: 16px; flex-shrink: 0; stroke: var(--accent); }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
    color: #a8a29e;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color 0.15s;
}
.footer-col a:hover { color: #fff; }
.footer-col a .ft-icon { width: 14px; height: 14px; flex-shrink: 0; stroke: currentColor; }
.footer-contact p { color: #a8a29e; display: flex; align-items: center; gap: 8px; }
.footer-contact .ft-icon { width: 14px; height: 14px; flex-shrink: 0; stroke: currentColor; }
.footer-copy {
    border-top: 1px solid #44403c;
    padding: 16px 24px;
    text-align: center;
    color: #78716c;
    font-size: 13px;
}