/* ===== 条款/政策页专用样式（复用 main.css 变量与主题） ===== */

/* 页面主体内边距略收窄，文档更紧凑 */
body.legal-page {
    padding: 2rem 1.5rem 2.5rem;
}

/* ===== 顶部导航 ===== */
.legal-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
    position: relative;
    z-index: 2;
    padding: 0.2rem 0;
}

.legal-nav-back {
    text-decoration: none;
    color: var(--text-medium);
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.25s;
    padding: 0.4rem 0.9rem;
    border-radius: 40px;
    border: 1px solid var(--border-light);
    background: var(--bg-soft);
    backdrop-filter: blur(10px);
}
.legal-nav-back:hover {
    color: var(--primary-blue);
    border-color: var(--primary-blue);
    transform: translateX(-3px);
}

.legal-nav-tabs {
    display: flex;
    gap: 0.4rem;
    padding: 0.25rem;
    border-radius: 40px;
    background: var(--bg-soft);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-light);
}
.legal-nav-tabs a {
    text-decoration: none;
    color: var(--text-medium);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.35rem 1.1rem;
    border-radius: 40px;
    transition: all 0.25s;
}
.legal-nav-tabs a:hover {
    color: var(--text-dark);
}
.legal-nav-tabs a.active {
    background: var(--btn-gradient);
    color: #fff;
    box-shadow: 0 4px 14px -4px rgba(107, 159, 212, 0.4);
}

/* ===== 文档卡片 ===== */
.legal-doc {
    background: var(--footer-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 2.5rem 2.5rem 2rem;
    box-shadow: var(--shadow-light);
    position: relative;
    z-index: 2;
    margin-bottom: 2rem;
}

/* ===== 文档头 ===== */
.legal-hero {
    text-align: center;
    margin-bottom: 2.2rem;
}
.legal-hero-icon {
    font-size: 2.8rem;
    line-height: 1;
    margin-bottom: 0.6rem;
    animation: float 3s ease-in-out infinite;
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}
.legal-hero h1 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--hero-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.3rem;
}
.legal-hero .subhead {
    font-size: 1rem;
    color: var(--text-medium);
    font-weight: 400;
    margin-bottom: 0.6rem;
}
.legal-updated {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 500;
    padding: 0.25rem 0.9rem;
    border-radius: 20px;
    background: var(--bg-soft);
    border: 1px solid var(--border-light);
}

/* ===== 正文 ===== */
.legal-body {
    max-width: 760px;
    margin: 0 auto;
}
.legal-intro {
    font-size: 1rem;
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 1.8rem;
    padding: 1rem 1.2rem;
    border-radius: 14px;
    background: var(--bg-soft);
    border-left: 3px solid var(--primary-blue);
}

.legal-section {
    margin-bottom: 1.8rem;
}
.legal-section h2 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.6rem;
    letter-spacing: -0.01em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.legal-section h2::before {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-blue);
    opacity: 0.6;
    flex-shrink: 0;
}
.legal-section p {
    font-size: 0.95rem;
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 0.7rem;
}
.legal-section p:last-child {
    margin-bottom: 0;
}
.legal-section ul {
    list-style: none;
    margin: 0.5rem 0 0.9rem;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.legal-section ul li {
    font-size: 0.95rem;
    color: var(--text-medium);
    line-height: 1.7;
    padding-left: 1.4rem;
    position: relative;
}
.legal-section ul li::before {
    content: '';
    position: absolute;
    left: 0.2rem;
    top: 0.65em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-mint);
}
.legal-section strong {
    color: var(--text-dark);
    font-weight: 600;
}

.legal-note {
    font-size: 0.9rem;
    color: var(--primary-blue);
    background: var(--bg-soft);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 0.7rem 1rem;
    margin-top: 0.4rem;
}
[data-theme="dark"] .legal-note {
    color: var(--primary-mint);
}

/* ===== 联系区 ===== */
.legal-contact {
    margin-top: 2.4rem;
    padding: 1.5rem 1.2rem;
    border-radius: 16px;
    background: var(--bg-soft);
    border: 1px solid var(--border-light);
    text-align: center;
}
.legal-contact p {
    font-size: 0.95rem;
    color: var(--text-medium);
    margin-bottom: 0.6rem;
}
.legal-contact a[href^="mailto:"] {
    display: inline-block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-blue);
    text-decoration: none;
    margin-bottom: 0.9rem;
    transition: color 0.25s;
}
.legal-contact a[href^="mailto:"]:hover {
    color: var(--primary-mint);
}
.legal-contact .btn {
    margin-left: 0.6rem;
}

/* ===== 页脚 ===== */
.legal-footer {
    margin-top: 0;
    padding: 1.2rem 1.5rem;
    border-radius: 16px;
    background: var(--footer-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-light);
    position: relative;
    z-index: 2;
}
.legal-footer .footer-bottom {
    border-top: none;
    padding-top: 0;
}

/* ===== 响应式 ===== */
@media (max-width: 820px) {
    body.legal-page {
        padding: 1.5rem 1rem 2rem;
    }
    .legal-doc {
        padding: 1.8rem 1.4rem 1.5rem;
    }
    .legal-nav {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    .legal-nav-tabs {
        justify-content: center;
    }
    .legal-nav .theme-toggle {
        align-self: center;
    }
}

@media (max-width: 480px) {
    body.legal-page {
        padding: 1rem 0.6rem 1.5rem;
    }
    .legal-doc {
        padding: 1.4rem 1rem 1.2rem;
        border-radius: 16px;
    }
    .legal-hero h1 {
        font-size: 1.8rem;
    }
    .legal-section h2 {
        font-size: 1.1rem;
    }
    .legal-nav-tabs a {
        padding: 0.3rem 0.8rem;
        font-size: 0.82rem;
    }
}