/* privacy.css - 隐私政策页面样式 */

.privacy-main {
    padding-top: 80px;
    min-height: calc(100vh - 80px);
}

.privacy-hero {
    padding: 60px 0;
    background: var(--darker-bg);
    text-align: center;
}

.privacy-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.privacy-hero p {
    font-size: 1.1rem;
    color: var(--text-gray);
}

.privacy-content {
    padding: 60px 0;
}

.content-wrapper {
    display: flex;
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
}

.privacy-nav {
    flex: 0 0 250px;
    position: sticky;
    top: 100px;
    height: fit-content;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 1.5rem;
}

.privacy-nav .nav-link.active {
  color: var(--accent-color);
  background: rgba(0, 198, 255, 0.15);
  border-left: 3px solid var(--accent-color);   /* ← 蓝条 */
}

.privacy-nav ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.privacy-nav .nav-link {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-gray);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s ease;
    font-size: 0.95rem;
}

.privacy-nav .nav-link:hover {
    color: var(--accent-color);
    background: rgba(0, 198, 255, 0.1);
}

.privacy-nav .nav-link.active {
    color: var(--accent-color);
    background: rgba(0, 198, 255, 0.15);
    border-left: 3px solid var(--accent-color);
}

.privacy-text {
    flex: 1;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 3rem;
}

.policy-section {
    margin-bottom: 3rem;
}

.policy-section:last-child {
    margin-bottom: 0;
}

.policy-section h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-color);
}

.policy-section h3 {
    font-size: 1.3rem;
    margin: 1.5rem 0 1rem;
    color: var(--accent-color);
}

.policy-section p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.policy-section ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.policy-section li {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 0.5rem;
}

.policy-section strong {
    color: var(--text-light);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin: 2rem 0;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.2rem;
    color: var(--accent-color);
    width: 20px;
    text-align: center;
}

.contact-item div {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.contact-item strong {
    color: var(--text-light);
    font-size: 0.95rem;
}

.contact-item span,
.contact-item a {
    color: var(--text-gray);
    font-size: 0.9rem;
    text-decoration: none;
}

.contact-item a:hover {
    color: var(--accent-color);
}

/* 滚动动画 */
.policy-section {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s ease forwards;
}

.policy-section:nth-child(1) { animation-delay: 0.1s; }
.policy-section:nth-child(2) { animation-delay: 0.2s; }
.policy-section:nth-child(3) { animation-delay: 0.3s; }
.policy-section:nth-child(4) { animation-delay: 0.4s; }
.policy-section:nth-child(5) { animation-delay: 0.5s; }
.policy-section:nth-child(6) { animation-delay: 0.6s; }
.policy-section:nth-child(7) { animation-delay: 0.7s; }
.policy-section:nth-child(8) { animation-delay: 0.8s; }
.policy-section:nth-child(9) { animation-delay: 0.9s; }
.policy-section:nth-child(10) { animation-delay: 1.0s; }
.policy-section:nth-child(11) { animation-delay: 1.1s; }
.policy-section:nth-child(12) { animation-delay: 1.2s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .content-wrapper {
        flex-direction: column;
        gap: 2rem;
    }

    .privacy-nav {
        position: static;
        flex: none;
        width: 100%;
    }

    .privacy-nav ul {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .privacy-nav .nav-link {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .privacy-hero h1 {
        font-size: 2rem;
    }

    .privacy-text {
        padding: 2rem;
    }

    .policy-section h2 {
        font-size: 1.5rem;
    }

    .policy-section h3 {
        font-size: 1.2rem;
    }

    .contact-details {
        padding: 1.5rem;
    }

    .contact-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    .privacy-text {
        padding: 1.5rem;
    }

    .privacy-nav {
        padding: 1rem;
    }

    .policy-section {
        margin-bottom: 2rem;
    }
}

/* 打印样式 */
@media print {
    .privacy-nav,
    .privacy-hero,
    footer {
        display: none;
    }

    .privacy-main {
        padding-top: 0;
    }

    .privacy-text {
        border: none;
        background: none;
        padding: 0;
    }

    .policy-section h2 {
        page-break-after: avoid;
    }

    .contact-details {
        page-break-inside: avoid;
    }
}

/* 恢复页面滚动 */
body { overflow-y: auto; }
.privacy-main { overflow-y: auto; height: 100vh; }