/* =========================================================
   复古博客样式 - Windows 95/98 + 经典网页风格
   ========================================================= */

/* CSS 变量定义 */
:root {
    --win95-bg: #c0c0c0;
    --panel: #dcdcdc;
    --panel2: #d0d0d0;
    --dark: #707070;
    --mid: #9a9a9a;
    --light: #ffffff;
    --titlebar1: #1a4599;
    --titlebar2: #0b2f7a;
    --titletext: #008000;
    --ink: #222;
    --muted: #666;
    --link-blue: #0000ee;
    --link-purple: #551a8b;
    --link-red: #ff0000;
}

/* ========== 基础样式 ========== */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    background-image: url('/syslogo.png');
    background-color: transparent;
    font-family: "LXGW WenKai Screen";
    font-size: 14px;
    line-height: 1.6;
    color: var(--ink);
    padding: 20px;
}

body.win95-bg {
    background-color: transparent;
    background-image: url('syslogo.png');
    background-repeat: repeat;
    background-attachment: fixed;
    font-family: "Segoe UI", Tahoma, Verdana, Arial, sans-serif;
    font-size: 15px;
}

/* ========== 布局助手类 ========== */
.center {
    margin-left: auto;
    margin-right: auto;
}

.text_center {
    text-align: center;
}

/* ========== 表格样式 ========== */
table {
    background-color: transparent;
}

td {
    padding: 4px 8px;
    background-color: transparent;
}

/* 复古表格边框样式 */
table[border="1"] {
    border: 1px solid #c0c0c0;
    border-right-color: #808080;
    border-bottom-color: #808080;
}

table[border="1"] td {
    border: 1px solid #c0c0c0;
    border-left-color: #808080;
    border-top-color: #808080;
}

/* Windows 95 风格表格 */
table.outer {
}

.frame {
    background: var(--panel);
    border-width: 2px;
    border-style: solid;
    border-color: var(--light) var(--dark) var(--dark) var(--light);
    box-shadow: 0 0 0 1px var(--mid) inset;
}

/* ========== 导航栏样式 ========== */
nav table {
    margin-bottom: 20px;
}

nav td {
    background-color: transparent;
}

nav td.active {
    background-color: #e0e0e0;
    font-weight: bold;
}

/* Windows 95 导航栏 */
.nav {
    background: var(--panel2);
    padding: 8px 10px;
    border-top: 1px solid var(--mid);
    border-bottom: 1px solid var(--light);
}

.nav .sep {
    color: #666;
    padding: 0 6px;
}

/* ========== 标题栏样式 ========== */
.titlebar {
    padding: 6px 10px;
    background: linear-gradient(62deg, #0b0c10, #adadad);
    border-width: 2px;
    border-style: solid;
    border-color: var(--dark) var(--light) var(--light) var(--dark);
}

.title {
    margin: 4px 0;
    color: var(--titletext);
    font-weight: 700;
    letter-spacing: 0.3px;
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.4);
}

/* ========== 头像样式 ========== */
.avatar-cell {
    background: var(--panel2);
}

.avatar {
    height: 64px;
    width: 64px;
    border: 1px solid #c0c0c0;
}

/* Windows 95 风格头像 */
body.win95-bg .avatar {
    height: 110px;
    width: 110px;
    image-rendering: pixelated;
    border: 1px outset var(--panel);
    background: var(--light);
    border-radius: 55px;
}

/* ========== 信息栏样式 ========== */
.infobar {
    background: var(--panel2);
    border-width: 2px;
    border-style: inset;
    border-color: var(--dark);
    padding: 6px 10px;
    font-size: 13px;
    color: var(--muted);
}

.infotitle {
    font-weight: 700;
    margin-bottom: 4px;
    color: #333;
}

.infovalue {
    font-family: ui-monospace, "Courier New", Consolas, monospace;
}

/* ========== 内容区域样式 ========== */
.content {
    margin-bottom: 10px;
    background: transparent;
    padding: 8px 4px 18px;
}

.content td {
    background-color: transparent;
}

.content td:first-child {
    text-align: right;
    font-family: "LXGW WenKai Screen";
    color: #666666;
}

/* ========== 文章列表样式 ========== */
.postlist {
    width: 100%;
    background: var(--light);
    font-size: 14px;
}

.postlist td {
    background: #fbfbfb;
}

.postlist tr:nth-child(even) td {
    background: #f3f3f3;
}

.postlist tr:hover td {
    background: #e9f0ff;
}

.date {
    font-family: "LXGW WenKai Screen";
    color: #333;
}

/* ========== 分类标题样式 ========== */
.cat-header {
    margin: 16px 0 6px;
    background: linear-gradient(180deg, #efefef, #dbdbdb);
    border: 1px solid var(--mid);
    box-shadow: 0 0 0 1px var(--light) inset;
}

.cat-title {
    margin: 0;
    padding: 6px 8px;
    font-size: 16px;
    font-weight: 700;
    color: #1f1f1f;
}

/* ========== 文章内容样式 ========== */
.post-content {
    padding: 20px;
}

.post-body {
    max-width: 650px;
    background: #fff;
    padding: 10px 12px;
    border: 2px inset var(--panel);
}

.post-meta {
    color: #666666;
    font-size: 13px;
    margin: 10px 0;
}

.post-category {
    color: #666;
    font-size: 0.9em;
}

/* ========== 标题样式 ========== */
h1 {
    font-size: 25px;
}

h2 {
    font-size: 22px;
    margin: 20px 0 10px 0;
    color: #333333;
}

h3 {
    font-size: 19px;
}

h4 {
    font-size: 17px;
    margin: 20px 0 10px 0;
    color: #333333;
}

h5 {
    font-size: 15px;
}

h6 {
    font-size: 13px;
}

/* ========== 链接样式 ========== */
a {
    color: var(--link-blue);
    text-decoration: underline;
}

a:visited {
    color: var(--link-purple);
}

a:hover {
    color: var(--link-red);
}

/* 导航链接特殊样式 */
.nav a, .postlist a {
    text-decoration: none;
}

/* ========== 媒体内容样式 ========== */
img, video {
    max-width: 650px;
    max-height: 650px;
}

audio {
    max-width: 650px;
    max-height: 66px;
}

.post-body img {
    max-width: 100%;
    height: auto;
    border: 2px inset var(--panel);
    background: #fff;
}

article img {
    max-width: 100%;
    height: auto;
    border: 1px solid #ddd;
}

/* ========== 代码样式 ========== */
pre {
    background-color: #f4f4f4;
    border: 1px solid #ddd;
    padding: 10px;
    overflow-x: auto;
    font-family: "Courier New", Courier, monospace;
    font-size: 13px;
    max-width: 100%;
    white-space: pre;
}

code {
    background-color: #f4f4f4;
    padding: 2px 4px;
    font-family: "Courier New", Courier, monospace;
    font-size: 13px;
    word-break: break-all;
}

.post-body pre {
    background: #f4f4f4;
    border: 1px solid #ccc;
    padding: 8px;
}

.post-body code {
    background: #f4f4f4;
    padding: 0 3px;
    border: 1px solid #ddd;
}

/* ========== 代码高亮样式 ========== */
pre code.hljs {
    border: 2px inset #c0c0c0;
    background: #ffffff;
    font-family: "Courier New", monospace;
    font-size: 13px;
    padding: 8px;
    padding-left: 10px !important;
    position: relative;
}

/* 行号样式 */
.hljs-ln-numbers {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    text-align: right;
    color: #999;
    border-right: 1px solid #ddd;
    vertical-align: top;
    padding-right: 5px !important;
    padding-left: 2px !important;
    width: 20px;
    white-space: nowrap;
}

.hljs-ln-code {
    padding-left: 5px !important;
    white-space: pre;
}

table.hljs-ln {
    margin: 0;
    padding: 0;
    border: none;
}

table.hljs-ln td {
    border: none;
    padding: 0;
}

/* ========== 其他元素样式 ========== */
blockquote {
    border-left: 4px solid #ddd;
    margin: 10px 0;
    padding-left: 15px;
    color: #666;
}

.post-body blockquote {
    margin: 8px 0;
    padding: 6px 10px;
    background: #f9f9f9;
    border-left: 4px solid #bbb;
}

hr {
    border: none;
    border-top: 1px solid #cccccc;
    margin: 20px 0;
}

.hr-etched {
    border: 0;
    border-top: 1px solid #ccc;
    height: 0;
}

/* ========== 页脚样式 ========== */
.footer {
    margin-top: 40px;
    padding: 20px;
}

.footer hr {
    width: 300px;
    margin: 10px auto;
}

/* Windows 95 风格页脚 */
body.win95-bg .footer {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    height: 60px;
    line-height: 18px;
    text-align: center;
    background: transparent;
    font-size: 12px;
    color: #222;
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* ========== 响应式设计 ========== */
@media (max-width: 760px) {
    .frame {
        width: 96% !important;
    }

    .infobar {
        display: none;
    }

    .date {
        display: none;
    }

    .title {
        font-size: 18px;
    }
}

/* ========== 文章表格样式 ========== */
article table,
article th,
article td {
    border: 1px solid black;
}


div.page {
    display: block;
    width: 612px;
}

.center {
    margin-left: auto;
    margin-right: auto;
}

.text_center {
    text-align: center;
}