/*
Theme Name: MikPress Official
Version: 1.0
Description: MikPress 建站系统官方主题 — 现代极简黑白
Author: MikPress Team
Author URI: https://www.mickeyhome.top
Tags: official, responsive, minimal, black-white, modern
*/

/* ===== 强制恢复文字选择（覆盖程序核心可能的禁用） ===== */
html, body, div, span, p, h1, h2, h3, h4, h5, h6, a, img, section, article, header, footer, nav, main, ul, ol, li, form, input, textarea, button, table, tr, td, th, blockquote, code, pre {
    -webkit-user-select: text !important;
    -moz-user-select: text !important;
    -ms-user-select: text !important;
    user-select: text !important;
    -webkit-touch-callout: default !important;
}
*::before, *::after {
    -webkit-user-select: text !important;
    -moz-user-select: text !important;
    -ms-user-select: text !important;
    user-select: text !important;
}

/* ===== 基础变量 ===== */
:root {
    --black: #000000;
    --white: #ffffff;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --font-mono: "SF Mono", "Fira Code", Consolas, monospace;
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--white);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: all 0.2s var(--ease); }

/* ===== 容器 ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    border: none;
    outline: none;
}

/* 修复：强制白色文字 + 增强可读性 */
.btn-primary,
.btn-primary:link,
.btn-primary:visited {
    background: #000000 !important;
    color: #ffffff !important;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0,0,0,0.4);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.btn-primary:hover,
.btn-primary:active,
.btn-primary:focus {
    background: #262626 !important;
    color: #ffffff !important;
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}

.btn-white {
    background: var(--white);
    color: var(--black);
}
.btn-white:hover {
    background: var(--gray-100);
}

.btn-outline {
    background: transparent;
    color: var(--gray-700);
    border: 1.5px solid var(--gray-300);
}
.btn-outline:hover {
    border-color: var(--black);
    color: var(--black);
}

.btn-lg { padding: 14px 32px; font-size: 1rem; }

/* ===== 头部 ===== */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--black);
    letter-spacing: -0.02em;
}

.logo-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    height: 40px;
    line-height: 1;
    gap: 5px;
}

.logo-title {
    font-size: 1.15rem;
    font-weight: 700;
}

.logo-subtitle {
    font-size: 0.83rem;
    font-weight: 400;
    color: var(--gray-500);
    letter-spacing: 0.02em;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--black);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 900;
    font-size: 1.35rem;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.main-nav a {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gray-500);
    border-radius: 6px;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--black);
    background: var(--gray-100);
}

.nav-cta { margin-left: 12px; }
.nav-cta .btn { padding: 8px 20px; font-size: 0.85rem; }

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    cursor: pointer;
    background: none;
    border: none;
}
.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--black);
    border-radius: 1px;
}

/* ===== Hero ===== */
.hero {
    padding: 120px 0 80px;
    text-align: center;
    background: var(--white);
    position: relative;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    text-align: left;
}

.hero-content {
    max-width: 540px;
}

.hero-visual {
    position: relative;
    overflow: hidden;
    max-width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--gray-100);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-600);
    margin-bottom: 24px;
    border: 1px solid var(--gray-200);
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    background: var(--black);
    border-radius: 50%;
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    color: var(--black);
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--gray-500);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* 代码窗口 */
.code-window {
    background: var(--gray-900);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
    transform: none;
    transition: transform 0.3s var(--ease);
    height: 380px;
    display: flex;
    flex-direction: column;
}

.code-window:hover {
    transform: perspective(1000px) rotateY(-2deg) rotateX(1deg);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 14px 18px;
    background: var(--gray-800);
    border-bottom: 1px solid var(--gray-700);
}

.code-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.code-dot.r { background: #ff5f56; }
.code-dot.y { background: #ffbd2e; }
.code-dot.g { background: #27c93f; }

.code-body {
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.8;
    color: var(--gray-400);
    flex: 1;
    overflow-y: auto;
    overflow-x: auto;
    max-width: 100%;
}

/* 自定义代码区滚动条 */
.code-body::-webkit-scrollbar {
    width: 4px;
}
.code-body::-webkit-scrollbar-track {
    background: transparent;
}
.code-body::-webkit-scrollbar-thumb {
    background: var(--gray-700);
    border-radius: 2px;
}

.code-body .c { color: var(--gray-600); }
.code-body .k { color: var(--white); font-weight: 600; }
.code-body .s { color: var(--gray-300); }
.code-body .f { color: #60a5fa; }

/* Stats */
.stats-bar {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: var(--black);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--gray-500);
}

/* ===== Section通用 ===== */
.section {
    padding: 100px 0;
}

.section-alt {
    background: var(--gray-50);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-label {
    display: inline-block;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--gray-400);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 800;
    color: var(--black);
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--gray-500);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ===== 特性卡片 ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--gray-200);
    background: var(--white);
    transition: all 0.3s var(--ease);
}

.feature-card:hover {
    border-color: var(--gray-300);
    box-shadow: 0 12px 40px rgba(0,0,0,0.06);
    transform: translateY(-4px);
}

.feature-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--black);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 10px;
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin: 0;
}

/* ===== 博客文章卡片 ===== */
.posts-section {
    padding: 100px 0;
    background: var(--gray-50);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.post-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all 0.3s var(--ease);
}

.post-card:hover {
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
    transform: translateY(-4px);
}

.post-thumb {
    width: 100%;
    height: 220px;
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 3rem;
    overflow: hidden;
}

.post-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s var(--ease);
}

.post-card:hover .post-thumb img {
    transform: scale(1.05);
}

.post-body {
    padding: 28px;
}

.post-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.post-meta i {
    margin-right: 4px;
}

.post-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 10px;
    line-height: 1.3;
}

.post-title a:hover {
    color: var(--gray-600);
}

.post-excerpt {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--black);
}

.read-more:hover {
    gap: 10px;
}

/* ===== CTA ===== */
.cta-section {
    padding: 120px 0;
    text-align: center;
    background: var(--black);
    color: var(--white);
}

.cta-section .section-title {
    color: var(--white);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    margin-bottom: 16px;
}

.cta-section .section-desc {
    color: var(--gray-500);
    margin-bottom: 36px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== 页脚 ===== */
.site-footer {
    background: var(--black);
    color: var(--gray-400);
    padding: 60px 0 30px;
    border-top: 1px solid var(--gray-800);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 50px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 14px;
}

.footer-brand .logo-icon {
    background: var(--white);
    color: var(--black);
}

.footer-brand .logo-subtitle {
    color: var(--gray-500);
}

.footer-brand p {
    color: var(--gray-400);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--gray-800);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 0.9rem;
}

.footer-social a:hover {
    background: var(--gray-700);
    color: var(--white);
}

.footer-col h4 {
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 10px;
}

.footer-col a {
    color: var(--gray-400);
    font-size: 0.9rem;
}

.footer-col a:hover {
    color: var(--white);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid var(--gray-800);
    font-size: 0.8rem;
    color: var(--gray-500);
}

/* ===== 文章详情页 ===== */
.single-hero {
    padding: 130px 0 50px;
    background: var(--gray-50);
    text-align: center;
}

.single-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 16px;
    font-size: 0.85rem;
    color: var(--gray-500);
}

.single-meta i { margin-right: 4px; }

/* 文章详情页 meta 居中，与标题对齐 */
.single-hero .post-meta {
    justify-content: center;
    margin-bottom: 16px;
}

.single-title {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 800;
    color: var(--black);
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.single-content {
    padding: 60px 0 80px;
}

.content-body {
    max-width: 720px;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 1.9;
    color: var(--gray-700);
}

.content-body h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--black);
    margin: 48px 0 20px;
    letter-spacing: -0.01em;
}

.content-body h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--black);
    margin: 32px 0 14px;
}

.content-body p {
    margin-bottom: 1.5em;
}

.content-body img {
    border-radius: 12px;
    margin: 32px 0;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
}

.content-body blockquote {
    border-left: 3px solid var(--black);
    padding-left: 24px;
    margin: 32px 0;
    color: var(--gray-600);
    font-style: italic;
}

.content-body code {
    background: var(--gray-100);
    padding: 3px 8px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.88em;
    color: var(--gray-800);
}

.content-body pre {
    background: var(--gray-900);
    color: var(--gray-300);
    padding: 24px;
    border-radius: 12px;
    overflow-x: auto;
    margin: 32px 0;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    line-height: 1.7;
}

.content-body pre code {
    background: none;
    padding: 0;
    color: inherit;
}

.content-body ul, .content-body ol {
    margin: 20px 0;
    padding-left: 24px;
}

.content-body li {
    margin-bottom: 8px;
}

/* ===== 评论 ===== */
.comments-section {
    max-width: 720px;
    margin: 0 auto;
    padding: 60px 0;
    border-top: 1px solid var(--gray-200);
}

.comments-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 28px;
}

.comment-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
}

.comment-item {
    padding: 20px;
    background: var(--gray-50);
    border-radius: 10px;
    border: 1px solid var(--gray-200);
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.comment-author {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--black);
}

.comment-date {
    font-size: 0.8rem;
    color: var(--gray-400);
}

.comment-body {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.7;
}

.comment-form {
    background: var(--gray-50);
    padding: 28px;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
}

.comment-form h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid var(--gray-300);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--white);
    transition: all 0.2s var(--ease);
    color: var(--gray-800);
}

.form-control:focus {
    outline: none;
    border-color: var(--black);
    box-shadow: 0 0 0 3px rgba(0,0,0,0.05);
}

textarea.form-control {
    resize: vertical;
    min-height: 100px;
}

/* ===== 404 ===== */
.error-page {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px;
}

.error-code {
    font-size: 8rem;
    font-weight: 900;
    color: var(--gray-200);
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.05em;
}

.error-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--black);
    margin-bottom: 12px;
}

.error-desc {
    color: var(--gray-500);
    margin-bottom: 28px;
    font-size: 1rem;
}

/* ===== 返回顶部按钮 ===== */
.back-to-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: #000;
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
    z-index: 9999;
}

.back-to-top:hover {
    background: #333;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-content { text-align: center; max-width: 100%; }
    .hero-actions { justify-content: center; }
    .hero-visual { order: -1; width: 100%; max-width: 100%; margin: 0 auto; }
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .posts-grid { grid-template-columns: repeat(2, 1fr); }
    .post-thumb { height: 180px; }
    .posts-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
    /* 平板端轮播箭头内移 */
    .code-carousel-btn.prev { left: 8px; }
    .code-carousel-btn.next { right: 8px; }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0; right: 0;
        background: var(--white);
        border-bottom: 1px solid var(--gray-200);
        padding: 12px 24px;
        flex-direction: column;
        gap: 4px;
        box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    }
    .main-nav.active { display: flex; }
    .main-nav a { width: 100%; padding: 12px 16px; }
    .nav-cta { margin: 8px 0 0 0; width: 100%; }
    .nav-cta .btn { width: 100%; }
    .menu-toggle { display: flex; }
    .hero { padding: 100px 0 50px; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .features-grid { grid-template-columns: 1fr; }
    .section { padding: 60px 0; }
    .cta-section { padding: 80px 0; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
    .form-row { grid-template-columns: 1fr; }
    .error-code { font-size: 5rem; }
    .back-to-top { bottom: 20px; right: 20px; width: 44px; height: 44px; }

    /* 移动端轮播适配 */
    .code-carousel-item,
    .code-window {
        height: 300px;
        padding: 0;
    }
    .code-body {
        font-size: 0.75rem;
        line-height: 1.7;
        padding: 16px;
    }
    .code-header {
        padding: 12px 14px;
    }
    .code-carousel-dots {
        margin-top: 16px;
        gap: 6px;
    }
    .code-carousel-dot {
        width: 6px;
        height: 6px;
    }
    .code-carousel-dot.active {
        width: 18px;
    }
    /* 移动端隐藏轮播箭头 */
    .code-carousel-btn { display: none !important; }

    /* 移动端标题字号调整 */
    .hero-title { font-size: clamp(1.8rem, 7vw, 2.8rem); }
    .hero-subtitle { font-size: 1rem; }
    .section-title { font-size: clamp(1.4rem, 5vw, 1.8rem); }

    /* 移动端统计栏 */
    .stats-bar { gap: 30px; }
    .stat-num { font-size: 1.6rem; }

    /* 移动端文章卡片 */
    .post-thumb { height: 180px; }
    .posts-grid { grid-template-columns: 1fr; }
    .post-body { padding: 20px; }

    /* 移动端评论表单 */
    .comment-form { padding: 20px; }
    .comments-section { padding: 40px 0; }

    /* 移动端单页 */
    .single-hero { padding: 100px 0 40px; }
    .single-content { padding: 40px 0 60px; }
    .content-body { font-size: 1rem; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero { padding: 90px 0 40px; }
    .hero-badge { font-size: 0.8rem; padding: 5px 12px; }
    .hero-title { font-size: 1.6rem; }
    .btn-lg { padding: 12px 24px; font-size: 0.9rem; }
    .section { padding: 50px 0; }
    .section-header { margin-bottom: 40px; }
    .features-grid { gap: 16px; }
    .feature-card { padding: 24px; }
    .posts-grid { gap: 20px; }
    .cta-section { padding: 60px 0; }
    .cta-section .section-title { font-size: 1.5rem; }
    .footer-grid { gap: 24px; }
    .footer-brand p { font-size: 0.85rem; }
    .footer-col a { font-size: 0.85rem; }

    /* 超小屏轮播进一步缩小 */
    .code-carousel-item,
    .code-window {
        height: 260px;
        padding: 0;
    }
    .code-body {
        font-size: 0.7rem;
        padding: 12px;
    }
    .code-header {
        padding: 10px 12px;
    }
    .code-dot {
        width: 8px;
        height: 8px;
    }
}

/* ===== 动画 ===== */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.5s ease-out forwards; }

/* ===== 代码轮播 ===== */
.code-carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 12px;
    filter: none;
}

.code-carousel-track {
    display: flex;
    transition: transform 0.5s var(--ease);
    will-change: transform;
}

.code-carousel-item {
    min-width: 100%;
    flex-shrink: 0;
    padding: 0 4px;
    box-sizing: border-box;
}

.code-carousel-item .code-window {
    transform: none;
}

.code-carousel-item .code-window:hover {
    transform: none;
}

/* 轮播指示器 */
.code-carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
}

.code-carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray-300);
    border: none;
    cursor: pointer;
    transition: all 0.3s var(--ease);
    padding: 0;
}

.code-carousel-dot.active {
    background: var(--black);
    width: 24px;
    border-radius: 4px;
}

.code-carousel-dot:hover {
    background: var(--gray-500);
}

/* 左右切换按钮 — 放在轮播区域外侧，不遮挡内容 */
.code-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--white);
    border: 1.5px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 13px;
    color: var(--gray-600);
    transition: all 0.2s var(--ease);
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.code-carousel-btn:hover {
    background: var(--black);
    color: var(--white);
    border-color: var(--black);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.code-carousel-btn {
    display: none !important;
}

@media (max-width: 1024px) {
    .code-carousel-btn { display: none; }
}