/* ==============================================
   无殇星游 wushangxy.com main.css｜重构版【已清除隐形特殊字符】
   深蓝星空B端商务风格｜CSS令牌｜无障碍｜性能优化
   ============================================== */
:root {
    /* ----------色彩系统---------- */
    --bg-gradient: linear-gradient(135deg, #0a1440, #050b26);
    --color-primary: #00aaff;
    --color-gold: #ffd700;
    --color-link: #87ceeb;
    --text-white: #ffffff;
    --text-gray: #e0e0e0;
    --text-muted: #94a4cc;
    --card-bg: rgba(10, 20, 64, 0.8);
    --card-border: rgba(0, 170, 255, 0.35);

    /* ----------圆角系统---------- */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* ----------间距系统---------- */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-xxl: 64px;

    /* ----------字号系统---------- */
    --fs-h1: 32px;
    --fs-h2: 24px;
    --fs-h3: 20px;
    --fs-body: 16px;
    --fs-small: 14px;
    --fs-tiny: 12px;

    /* ----------动效系统---------- */
    --transition-fast: 0.18s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s ease;

    /* ----------容器基础---------- */
    --container-max: 1200px;

    /* ----------Z‑Index层级令牌【新增】---------- */
    --z-base: 1;
    --z-content: 10;
    --z-header: 999;
    --z-backtop: 900;
    --z-toast: 1200;
}

/* ==========全局重置 ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-gray);
    line-height: 1.75;
    min-height: 100vh;
    overflow-x: hidden;
}
a {
    color: var(--color-link);
    text-decoration: none;
    transition: var(--transition-normal);
}
a:hover {
    color: var(--color-gold);
}
button, .btn {
    font-family: inherit;
    cursor: pointer;
    border: none;
    border-radius: var(--radius-md);
    background-color: var(--color-primary);
    color: var(--text-white);
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--fs-body);
    transition: var(--transition-normal);
    display: inline-block;
}
button:hover, .btn:hover {
    background-color: var(--color-gold);
    color: #000;
    transform: scale(1.03);
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.45);
}
.btn-primary {
    background-color: #0088dd;
    box-shadow: 0 0 10px rgba(0,170,255,0.45);
}
.btn-primary:hover {
    background-color: var(--color-gold);
}
ul { list-style: none; }
ol { padding-left: 1.5rem; }
img {
    display: block;
    max-width: 100%;
}
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-sm);
}
section {
    padding: var(--space-xl) var(--space-sm);
}

/* ==========通用工具类【集中管理】 ========== */
.text-center { text-align: center !important; }
.mt12 { margin-top: 12px !important; }
.mt14 { margin-top: 14px !important; }
.mt30 { margin-top: var(--space-lg) !important; }
.gap-wrap {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}
.color-gray { color: var(--text-muted) !important; }
.text-sm { font-size: var(--fs-small) !important; }
.line-2 { line-height: 2 !important; }
.line-18 { line-height: 1.8 !important; }
.line-175 { line-height: 1.75 !important; }
.jc-center { justify-content: center !important; }
.flex-wrap { flex-wrap: wrap !important; }
.gap-xs { gap: var(--space-xs) !important; }

.hero-tags {
    margin-top: var(--space-md);
    display:flex;
    gap:var(--space-sm);
    justify-content:center;
    flex-wrap:wrap;
}
.tag {
    border:1px solid rgba(0,170,255,0.5);
    padding:4px 14px;
    border-radius:20px;
    font-size:var(--fs-small);
    color:#87ceeb;
}
.gift-block {
    margin-top:var(--space-sm);
    padding-top:var(--space-sm);
    border-top:1px dashed rgba(0,170,255,0.3);
}
.btn-group {
    display:flex;
    gap:var(--space-sm);
    flex-wrap:wrap;
}

/* ==========文章页面公共组件 ========== */
.page-article {
    padding-top: var(--space-md) !important;
    padding-bottom: var(--space-xl) !important;
}
.breadcrumb {
    margin-bottom: var(--space-md);
    color: var(--text-muted);
}
.breadcrumb a { color: #73b8ff; }
.article-title {
    font-size:var(--fs-h1);
    font-weight: bold;
    color: var(--text-white);
    margin-bottom: var(--space-xs);
}
.article-meta {
    color: var(--text-muted);
    margin-bottom: var(--space-md);
}
.article-content {
    color: var(--text-gray);
    line-height: 2;
    font-size: var(--fs-body);
}
.article-content h2 {
    font-size:var(--fs-h2);
    margin: var(--space-lg) 0 var(--space-sm) 0;
    color: var(--text-white);
}
.article-content h3 {
    font-size:var(--fs-h3);
    margin: var(--space-md) 0 var(--space-xs) 0;
    color: var(--text-white);
}
.article-back a {
    color: #62c8ff;
    font-size: var(--fs-body);
}
.footer-beian-line {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    flex-wrap: wrap;
}

/* ==========FAQ手风琴组件 ========== */
.faq-item{
    border:1px solid rgba(0,170,255,0.25);
    border-radius:var(--radius-md);
    margin-bottom:var(--space-sm);
    overflow:hidden;
}
.faq-question{
    padding:var(--space-sm) var(--space-md);
    background:rgba(15, 40, 86, 0.85);
    color:var(--text-white);
    cursor:pointer;
    display:flex;
    justify-content:space-between;
    align-items:center;
    user-select:none;
}
.faq-answer{
    max-height:0;
    overflow:hidden;
    transition:max-height var(--transition-normal);
    background:rgba(8, 22, 54, 0.85);
}
.faq-answer.open{
    max-height:600px;
}
.faq-answer-inner{
    padding:var(--space-sm) var(--space-md);
    color:#e8edff;
    line-height:1.75;
}
.faq-icon{
    font-size:20px;
    user-select:none;
}

/* ==========资讯列表组件 ========== */
.news-page{
    padding:var(--space-xl) 0;
}
.news-item{
    padding:var(--space-md);
    border:1px solid rgba(115,184,255,0.2);
    border-radius:var(--radius-lg);
    margin-bottom:var(--space-sm);
    transition:var(--transition-normal);
}
.news-item:hover{
    border-color:#73b8ff;
    background:rgba(115,184,255,0.08);
}
.news-item h2 a{
    color:var(--text-white);
    text-decoration:none;
}
.news-item h2 a:hover{
    color:#73b8ff;
}
.news-meta{
    color:var(--text-muted);
    font-size:var(--fs-small);
    margin:8px 0;
}
.news-desc{
    color:#e6edff;
    line-height:1.7;
}
.back-home{
    margin-top:var(--space-lg);
}
.back-home a{
    color:#62c8ff;
    font-size:var(--fs-body);
}

/* ==========分页组件 ========== */
.pagination {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: var(--space-lg);
}
.pagination a {
    padding: 8px 16px;
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
}
.pagination a.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.pagination a:hover:not(.active) {
    border-color: var(--color-gold);
    color: var(--color-gold);
}

/* ==========滚动容器 ========== */
.news-scroll-wrap{
    max-height:320px;
    overflow-y:auto;
    overflow-x:hidden;
    padding-right:8px;
}
.news-scroll-wrap::-webkit-scrollbar{
    width:6px;
}
.news-scroll-wrap::-webkit-scrollbar-track{
    background:rgba(255,255,255,0.05);
}
.news-scroll-wrap::-webkit-scrollbar-thumb{
    background:#4288cc;
    border-radius:3px;
}

/* ==========卡片组件 ========== */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    transition: var(--transition-normal);
    will-change: transform;
}
.card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
    box-shadow: 0 8px 16px rgba(0,170,255,0.15);
}

/* ==========头部导航组件 ========== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-header);
    background-color: transparent;
    transition: background-color var(--transition-normal);
}
header.scrolled {
    background-color: rgba(5, 11, 38, 0.95);
}
.nav-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-sm);
}
.logo img {
    height: 48px;
    width: auto;
    max-width: 120px;
}
.logo-text {
    font-family: cursive,"Segoe Script","STKaiti",sans-serif;
    font-size: 46px;
    font-weight: 700;
    font-style: italic;
    color: var(--text-white);
    letter-spacing:10px;
    transform: skewX(-12deg) rotate(-3deg);
    line-height:1;
    display:flex;
    align-items:center;
    user-select: none;
    text-shadow:
        0 0 4px #00e5ff,
        0 0 8px #00ccff,
        0 0 14px #0088ff,
        2px 2px 0 #112266,
        -1px -1px 6px #44ddff;
    transition: var(--transition-normal);
}
.logo-text:hover{
    transform: skewX(-12deg) rotate(-3deg) scale(1.05);
}
.nav-desktop {
    display: flex;
    gap: 2rem;
    align-items: center;
}
.nav-desktop ul {
    display: flex;
    gap: 2rem;
    margin: 0;
    padding: 0;
    list-style: none;
}
.nav-desktop ul li {
    display: inline-block;
}
.nav-desktop a {
    font-size: 14px;
    color: var(--text-white);
}
.nav-desktop a:hover {
    color: var(--color-gold);
}
.nav-desktop a.current {
    color: var(--color-gold);
    text-shadow: 0 0 6px rgba(255,215,0,0.5);
}
.hamburger {
    display: none;
    width: 32px;
    height: 24px;
    position: relative;
    background: transparent;
    padding: 0;
}
.hamburger span {
    position: absolute;
    width: 100%;
    height: 2px;
    background: #fff;
    left: 0;
    transition: var(--transition-normal);
}
.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 11px; }
.hamburger span:nth-child(3) { bottom: 0; }
.mobile-menu {
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background-color: rgba(5, 11, 38, 0.98);
    overflow: hidden;
    max-height: 0;
    transition: max-height var(--transition-normal);
}
.mobile-menu.open {
    max-height: 420px;
}
.mobile-menu-inner {
    padding: var(--space-sm) var(--space-sm);
    display: flex;
    flex-direction: column;
    gap:var(--space-sm);
}
.mobile-menu-inner a {
    color: #fff;
    font-size:15px;
    padding:6px 0;
}
.mobile-menu-inner a.current{
    color: var(--color-gold);
}

/* ==========回到顶部 ========== */
.back-top {
    position: fixed;
    bottom: 30px;
    right: 24px;
    width:44px;
    height:44px;
    border-radius:50%;
    background-color: var(--color-primary);
    color:#fff;
    display:flex;
    align-items:center;
    justify-content:center;
    z-index: var(--z-backtop);
    opacity:0;
    pointer-events:none;
    transition: var(--transition-normal);
}
.back-top.show {
    opacity:1;
    pointer-events:auto;
}
.back-top:hover {
    background-color: var(--color-gold);
}

/* ==========首页Hero ========== */
.page-index .hero {
    min-height: 100vh;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    position:relative;
    overflow:hidden;
    padding-top:70px;
}
/* 旧粒子画布禁用 */
#star-canvas {
    display: none;
    position:absolute;
    inset:0;
    z-index: var(--z-base);
}
.hero-content {
    position:relative;
    z-index: var(--z-content);
    padding:0 var(--space-sm);
}
.page-index .hero h1 {
    font-size:var(--fs-h1);
    font-weight:bold;
    margin-bottom:var(--space-sm);
}
.page-index .hero p {
    font-size:var(--fs-body);
    color:var(--text-muted);
    margin-bottom:var(--space-lg);
    max-width:620px;
    margin-left:auto;
    margin-right:auto;
}
.hero-buttons {
    display:flex;
    gap:var(--space-md);
    justify-content:center;
    flex-wrap:wrap;
}

/* ==========滚动渐入动画 ========== */
.fade-item {
    opacity:0;
    transform:translateY(16px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-item.active {
    opacity:1;
    transform:translateY(0);
}

/* ==========网格布局 ========== */
.grid-2pc {
    display:grid;
    grid-template-columns: repeat(2,1fr);
    gap:var(--space-md);
}
.grid-3pc {
    display:grid;
    grid-template-columns: repeat(3,1fr);
    gap:var(--space-md);
}

/* ==========Toast复制弹窗 ========== */
.toast-copy {
    position:fixed;
    left:50%;
    top:50%;
    transform:translate(-50%,-50%);
    background:rgba(0,0,0,0.75);
    color:#fff;
    padding:12px 24px;
    border-radius:6px;
    z-index: var(--z-toast);
    opacity:0;
    pointer-events:none;
    transition:0.3s;
}
.toast-copy.show {
    opacity:1;
}

/* ==========表格通用 ========== */
.table-wrap {
    overflow-x:auto;
}
table {
    width:100%;
    border-collapse: collapse;
    color: var(--text-gray);
}
thead tr {
    background-color:var(--color-primary);
}
th,td {
    padding:var(--space-sm) var(--space-md);
    text-align:left;
    border:1px solid rgba(255,255,255,0.12);
}
tbody tr {
    background-color:rgba(0,12,40,0.20);
}
tbody tr:hover {
    background-color:rgba(0,170,255,0.20);
}
details {
    background:var(--card-bg);
    border:1px solid var(--card-border);
    border-radius:var(--radius-md);
    margin-bottom:var(--space-sm);
    padding:var(--space-sm) var(--space-md);
}
summary {
    cursor:pointer;
    font-weight:500;
}
details[open] summary {
    margin-bottom:10px;
}

/* ==========页面Banner ========== */
.page-banner {
    padding-top:130px;
    padding-bottom:var(--space-lg);
    text-align:center;
}
.page-banner h2 {
    font-size:var(--fs-h2);
    font-weight:bold;
}
.page-banner .sub-desc {
    font-size:var(--fs-small);
    color:var(--text-muted);
    margin-top:8px;
}

/* ==========时间线组件 ========== */
.timeline-pc {
    display:flex;
    justify-content:space-between;
    gap:var(--space-sm);
}
.timeline-item {
    flex:1;
    text-align:center;
    position:relative;
}
.timeline-item::before {
    content:"";
    position:absolute;
    top:14px;
    left:calc(50% + 16px);
    width:calc(100% - 32px);
    height:2px;
    background-color:var(--color-primary);
}
.timeline-item:last-child::before {
    display:none;
}
.timeline-dot {
    width:32px;
    height:32px;
    border-radius:50%;
    background-color:var(--color-primary);
    display:flex;
    align-items:center;
    justify-content:center;
    margin:0 auto 10px;
    font-weight:bold;
}

/* ==========页脚 ========== */
footer {
    border-top:1px solid rgba(0,170,255,0.25);
    padding:var(--space-xl) var(--space-sm) var(--space-lg);
    margin-top:var(--space-xl);
    font-size:var(--fs-tiny);
    color:var(--text-muted);
    text-align:center;
}
.footer-inner {
    max-width:var(--container-max);
    margin:0 auto;
    text-align:center;
}
.footer-links {
    display:flex;
    flex-wrap:wrap;
    gap:var(--space-sm);
    margin-bottom:var(--space-sm);
    justify-content:center;
}
.footer-text-block {
    margin-bottom:var(--space-xs);
    line-height:1.75;
    text-align:inherit;
}

/* ==========服务器表格主题 ========== */
.table-server thead tr { background-color: #0f2858 !important; }
.table-server th {
    background-color: #0f2858 !important;
    color: #ffffff !important;
    border:1px solid #244886 !important;
}
.table-server tbody tr:nth-child(odd) { background-color: #102b60 !important; color:#e0edff !important; }
.table-server tbody tr:nth-child(even) { background-color: #14326e !important; color:#e0edff !important; }
.table-server tbody tr:hover{ background-color:#1a3b7c !important; }
.table-server td{ border:1px solid #244886 !important; }

.news-card-list { display: grid; gap: var(--space-md); }
.news-card-list .card h3 { margin-top:0; margin-bottom:8px; }
.news-card-list .card a { color:#ffffff; text-decoration:none; }
.news-card-list .card a:hover { color:#60b8ff; }
.news-time { color:#82b8e8; font-size:0.9rem; margin:4px 0 10px; }

/* ==========选中文本样式 ========== */
::selection { background:rgba(0,170,255,0.35); color:#ffffff; }
::-moz-selection { background:rgba(0,170,255,0.35); color:#ffffff; }

/* ==========键盘焦点无障碍 ========== */
a:focus-visible,button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ==========legal.html 文档目录 ========== */
.doc-toc{
    display:flex;
    flex-wrap:wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    border:1px solid var(--card-border);
    border-radius: var(--radius-md);
    background: var(--card-bg);
}
.doc-toc a{
    padding: var(--space-xs) var(--space-sm);
    border:1px solid rgba(0,170,255,0.25);
    border-radius: var(--radius-sm);
}
.doc-toc a:hover{
    border-color: var(--color-gold);
    color: var(--color-gold);
}
#sec-privacy,
#sec-user-agreement,
#sec-minor,
#sec-report{
    scroll-margin-top: 90px;
}

/* ==========举报页面两栏布局 ========== */
.range-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap:24px;
}

/* ==========响应式：平板 ========== */
@media(max-width:1024px) {
    .grid-3pc {
        grid-template-columns: repeat(2, 1fr);
    }
    .timeline-pc {
        flex-direction:column;
        gap:var(--space-lg);
    }
    .timeline-item::before {
        display:none;
    }
}

/* ==========响应式：手机 ========== */
@media(max-width:768px) {
    .nav-desktop { display:none; }
    .hamburger { display:block; }
    .grid-2pc,.grid-3pc { grid-template-columns:1fr; }
    .page-index .hero h1 { font-size:28px; }
    .hero-buttons { flex-direction:column; align-items:center; }
    section { padding:var(--space-lg) var(--space-sm); }
    .logo-text {
        font-size:34px;
        letter-spacing:6px;
    }
    .pagination { flex-wrap: wrap; }
    .btn-group { flex-direction:column; align-items:center; }
    .card:hover { transform: translateY(-4px); }
    .range-row {
        grid-template-columns:1fr;
    }
}

/* ==========系统减弱动画适配 ========== */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto !important; }
    *,*::before,*::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .card:hover { transform: none; }
    .fade-item { transition: none; opacity:1; transform: translateY(0); }
    button:hover,.btn:hover { transform:none; }
    .logo-text:hover { transform:none; }
}

/* Hero星空首屏样式【静态星云背景，关闭粒子雨】 */
.page-index .hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    /* 蓝紫星云背景图，路径匹配服务器 /images/hero/bg‑hero.webp */
    background: #050a23 url("/images/hero/bg-hero.webp") no-repeat center center;
    background-size: cover;
    display:flex;
    align-items:center;
    justify-content:center;
    overflow:hidden;
    padding-top:70px; /*给fixed导航留出高度*/
}
/* 深色遮罩，保证标题文字可读性，0.58可按需调 */
.page-index .hero::before {
    content: "";
    position: absolute;
    inset: 0;
    width:100%;
    height:100%;
    background-color: rgba(5, 10, 35, 0.58);
    z-index: var(--z-base);
}
#star-canvas {
    display: none;
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    z-index: var(--z-base);
}
.hero-content {
    position:relative;
    z-index: var(--z-content);
    max-width:1260px;
    width:100%;
    margin:0 auto;
    padding:0 24px;
    color:#ffffff;
}
.hero-content h1 {
    font-size:48px;
    margin-bottom:16px;
}
.hero-content p {
    font-size:22px;
    margin-bottom:32px;
    opacity:0.92;
}
.hero-buttons {
    display:flex;
    gap:20px;
    flex-wrap:wrap;
    justify-content:center;
}

/* 全局容器 */
.container {
    box-sizing: border-box !important;
    max-width: 1260px !important;
    width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
    padding: 0 20px !important;
}