/*
	Theme Name: 玄灵主题
	Description: 玄灵科技官方网站主题，基于静态版转换为WordPress主题，支持响应式设计、暗色模式、自定义设置等功能。
	Theme URI: https://xuanling.cn
	Author: 玄灵科技
	Author URI: https://xuanling.cn
	Requires at least: 5.0
	Requires PHP: 7.0-8.5
	Version: 1.0.0
	Text Domain: xuanling
	Domain Path: /languages
	Tags: 企业官网、响应式、暗色模式、自定义设置、SEO优化
*/

/* 主题基础变量 */
:root {
    --primary-color: #007BFF;
    --primary-color-hover: #4da6ff;
}

[data-theme="light"] {
    /* 亮色主题变量 */
    --bg-color: #fff;
    --body-bg: #fafafa;
    --text-color: #333333;
    --text-color-secondary: #666;
    --card-bg: #fff;
    --border-color: #ddd;
    --footer-bg: #0a0a23;
    --footer-border-color: #1a1a3a;
}

[data-theme="dark"] {
    /* 暗色主题变量 */
    --bg-color: #121212;
    --body-bg: #121212;
    --text-color: #f8f8f8;
    --text-color-secondary: #bbbbbb;
    --card-bg: #1e1e1e;
    --border-color: #333;
    --footer-bg: #121212;
    --footer-border-color: #333;
}

/* 主题基础样式 */
body {
    color: var(--text-color);
    background: var(--body-bg);
    font-family: 'Segoe UI', sans-serif;
    overflow-x: hidden;
    margin: 0;
    padding: 0;
}

/* 导航栏样式 */
header {
    position: sticky;
    width: 100%;
    height: 64px;
    line-height: 64px;
    background: var(--bg-color);
    z-index: 10000;
    top: 0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

.header-container-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto;
    padding: 0 48px;
    height: 100%;
    background: var(--bg-color);
}

@media (max-width: 768px) {
    .header-container-inner {
        padding: 0 16px;
    }
}

.header-left, .header-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-container-inner .logo {
    color: #007BFF;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    width: 120px;
    height: 40px;
    margin-right: 100px;
}

.header-container-inner .logo a {
    display: flex;
}

.header-container-inner .logo img {
    height: 40px;
}

/* 主题切换按钮样式 */
.theme-toggle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    user-select: none;
    background: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .theme-toggle {
    background: rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .theme-toggle {
    background: rgba(255, 255, 255, 0.1)
}

.theme-toggle-icon {
    width: 60%;
    height: 60%;
}

.theme-toggle-icon.light {
    display: none;
}

.theme-toggle-icon.dark {
    display: inline-block;
}

[data-theme="light"] .theme-toggle-icon.light {
    display: none !important;
}

[data-theme="light"] .theme-toggle-icon.dark {
    display: inline-block !important;
}

[data-theme="dark"] .theme-toggle-icon.light {
    display: inline-block !important;
}

[data-theme="dark"] .theme-toggle-icon.dark {
    display: none !important;
}

/* Logo 显示控制 */
[data-theme="light"] .logo-light {
    display: inline-block !important;
}

[data-theme="light"] .logo-dark {
    display: none !important;
}

[data-theme="dark"] .logo-dark {
    display: inline-block !important;
}

[data-theme="dark"] .logo-light {
    display: none !important;
}

/* 移动端导航菜单 */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 24px;
    position: relative;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-color);
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

.hamburger span:nth-child(1) {
    top: 0;
}

.hamburger span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger span:nth-child(3) {
    bottom: 0;
}

.hamburger.active span:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .header-nav {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        background: var(--bg-color);
        padding: 20px;
        flex-direction: column;
        gap: 20px;
        transform: translateY(-100%);
        opacity: 0;
        transition: all 0.3s ease;
        z-index: 9999;
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

    .header-nav.active {
        transform: translateY(0);
        opacity: 1;
    }

    .header-nav a {
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid var(--border-color);
    }
}

/* 导航链接样式 */
.header-nav a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.header-nav a:hover {
    color: var(--primary-color);
}

/* 容器样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 页脚样式 */
.footer {
    background: var(--footer-bg);
    border-top: 1px solid var(--footer-border-color);
    padding: 40px 0;
    margin-top: 60px;
}

.footer-content {
    color: var(--text-color-secondary);
    text-align: center;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-color-hover);
}

.btn-block {
    display: block;
    width: 100%;
}

/* 卡片样式 */
.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* 表单样式 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 16px;
    background: var(--card-bg);
    color: var(--text-color);
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* 特性区域样式 */
.features {
    padding: 80px 0;
    background: var(--body-bg);
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 60px;
    color: var(--text-color);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.feature {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-color);
}

.feature p {
    color: var(--text-color-secondary);
    line-height: 1.6;
}

/* 产品页面样式 */
.page-banner {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0;
    text-align: center;
    color: white;
}

.page-banner h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.page-banner p {
    font-size: 20px;
    opacity: 0.9;
}

.product-main {
    padding: 60px 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-image {
    height: 200px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-info {
    padding: 20px;
}

.product-info h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--text-color);
}

.product-info p {
    color: var(--text-color-secondary);
    line-height: 1.6;
    margin-bottom: 20px;
}

/* 授权查询页面样式 */
.card-container {
    max-width: 600px;
    margin: 60px auto;
    background: var(--card-bg);
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.page-title {
    text-align: center;
    font-size: 32px;
    margin-bottom: 30px;
    color: var(--text-color);
}

/* 认证页面样式 */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(45deg, rgb(243, 232, 255) 0%, rgb(245, 240, 255) 50%, rgb(249, 243, 255) 100%);
    padding: 0 16px;
}

.auth-wrapper {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
}

.auth-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 36px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-container .logo {
    color: #007BFF;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    margin-bottom: 24px;
}

.auth-container .logo a {
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-container .logo img {
    height: 60px;
}

.auth-title {
    color: var(--text-color);
    font-size: 24px;
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    color: var(--text-color-secondary);
}

.auth-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.tab {
    flex: 1;
    padding: 1rem;
    text-align: center;
    background: transparent;
    border: none;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    color: var(--text-color-secondary);
    transition: all 0.3s ease;
}

.tab.active {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
}

.auth-form .form-group {
    margin-bottom: 1.5rem;
}

.auth-form .form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-color);
    font-weight: 500;
}

.auth-form .form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 16px;
    background: var(--card-bg);
    color: var(--text-color);
    transition: border-color 0.3s ease;
}

.auth-form .form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group.horizontal {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.form-helper {
    color: var(--primary-color);
    text-decoration: none;
}

.form-helper:hover {
    text-decoration: underline;
}

.hidden {
    display: none;
}

/* 归档页文章列表样式（single.php 使用 .article-* 系列，见 main.css） */
.post-header {
    margin-bottom: 40px;
}

.post-title {
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--text-color);
    line-height: 1.4;
}

.post-meta {
    color: var(--text-color-secondary);
    font-size: 16px;
}

.post-content {
    line-height: 1.8;
    color: var(--text-color);
}

.post-content p {
    margin-bottom: 20px;
}

.post-content h2, .post-content h3, .post-content h4 {
    margin-top: 40px;
    margin-bottom: 20px;
    color: var(--text-color);
}

.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 20px 0;
}

/* 响应式调整 */
@media (max-width: 768px) {
    /* hero 响应式由 main.css 统一管理 */

    .section-title {
        font-size: 28px;
        margin-bottom: 40px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .page-banner h1 {
        font-size: 32px;
    }

    .page-banner p {
        font-size: 16px;
    }

    .post-title {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .header-container-inner .logo {
        margin-right: 0;
    }

    /* hero 响应式由 main.css 统一管理 */
}