/* 识趣网 —— 暖纸印刷风
   设计目标：区别于 V2EX（不是灰底橙字），也避开「AI 味」那套冷蓝紫 + 圆角阴影 +
   玻璃拟态模板。做法：暖白纸底、墨色正文、单一赭石土金 accent、发丝级分割线、
   近乎直角、完全不用阴影——层次靠线与字重表达，像一份排过版的铅印读物。
   模板结构（.box/.cell/.item 等）保持兼容，本文件是唯一视觉来源 */

:root {
  --code-font: 'Consolas', 'Panic Sans', 'Bitstream Vera Sans Mono', 'Menlo', 'Microsoft Yahei', monospace;
  --serif-font: 'Georgia', 'Songti SC', 'SimSun', 'Noto Serif SC', 'Source Han Serif SC', serif;

  --box-background-color: #fffdf9;      /* 纸 */
  --box-background-alt-color: #f6f2e9;  /* 浅一档的纸 */
  --box-background-hover-color: #f2ece0;
  --box-foreground-color: #22201b;      /* 墨 */
  --box-border-color: #e0d8c9;          /* 发丝线 */
  --box-border-radius: 2px;             /* 近乎直角 */
  --box-padding: 10px;
  --box-font-size: 14px;
  --box-line-height: 165%;

  --link-color: #3a382f;
  --link-visited-color: #9a9384;
  --link-hover-color: #22201b;
  --color-gray: #6d6555;
  --color-fade: #a49a86;
  --color-graphite: #22201b;
  --color-snow: #d9d0be;

  --accent: #a8721f;        /* 赭石土金 */
  --accent-deep: #855917;
  --accent-soft: #f6eeda;
  --teal: #3f6b5c;
  --teal-soft: #e6efe9;
  --green: #4f7a3a;
  --red: #b3261a;
  --amber: #9a6a1f;
  --amber-soft: #f7efe0;

  --ring: 0 0 0 3px rgba(168, 114, 31, .16);
  --shadows: none;                       /* 印刷风不留阴影 */
  --bg-page: #f4f0e6;                    /* 案头纸色 */
}

/* ===== 暗色主题：暖墨而非蓝黑 ===== */
[data-theme="dark"] {
  --box-background-color: #211e19;
  --box-background-alt-color: #2a261f;
  --box-background-hover-color: #302b23;
  --box-foreground-color: #e8e2d5;
  --box-border-color: #3a342a;
  --link-color: #c3bcab;
  --link-visited-color: #7d7565;
  --link-hover-color: #f2ece0;
  --color-gray: #a49a86;
  --color-fade: #7d7565;
  --color-graphite: #e8e2d5;
  --color-snow: #443d31;
  --accent: #e0b054;
  --accent-deep: #bd8f3d;
  --accent-soft: #342a17;
  --teal: #7fae9d;
  --teal-soft: #1f2e28;
  --green: #8ab56d;
  --red: #e07060;
  --amber: #d9a94e;
  --amber-soft: #332a17;
  --ring: 0 0 0 3px rgba(224, 176, 84, .2);
  --shadows: none;
  --bg-page: #17150f;                    /* 暖墨底 */
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --box-background-color: #211e19;
    --box-background-alt-color: #2a261f;
    --box-background-hover-color: #302b23;
    --box-foreground-color: #e8e2d5;
    --box-border-color: #3a342a;
    --link-color: #c3bcab;
    --link-visited-color: #7d7565;
    --link-hover-color: #f2ece0;
    --color-gray: #a49a86;
    --color-fade: #7d7565;
    --color-graphite: #e8e2d5;
    --color-snow: #443d31;
    --accent: #e0b054;
    --accent-deep: #bd8f3d;
    --accent-soft: #342a17;
    --teal: #7fae9d;
    --teal-soft: #1f2e28;
    --green: #8ab56d;
    --red: #e07060;
    --amber: #d9a94e;
    --amber-soft: #332a17;
    --ring: 0 0 0 3px rgba(224, 176, 84, .2);
    --shadows: none;
    --bg-page: #17150f;
  }
}

html, body { padding: 0; margin: 0; }
:root { color-scheme: light; }
[data-theme="dark"], :root:not([data-theme="light"]) { color-scheme: dark; }
@media (prefers-color-scheme: light) { [data-theme="dark"] { color-scheme: dark; } }
body {
  font-family: "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei UI", "Microsoft Yahei", "Helvetica Neue", sans-serif;
  font-size: 14px;
  color: var(--box-foreground-color);
  background-color: var(--bg-page);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--link-color); text-decoration: none; word-break: break-word; }
a:hover { color: var(--accent-deep); text-decoration: underline; }
img { border: 0; max-width: 100%; height: auto; }
::selection { background: #f1e4c6; color: #4a3208; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 2px; }

/* ===== 顶栏：纸面横条，下压一条实线 ===== */
#Top {
  text-align: center; background-color: var(--box-background-color);
  height: 52px; font-size: 14px;
  border-bottom: 1px solid var(--box-border-color);
  padding: 0 20px; position: sticky; top: 0; z-index: 10;
}
.site-nav { width: 100%; height: 100%; display: flex; align-items: center; }
.site-nav #Logo { width: 110px; }
#Logo {
  width: 94px; height: 30px;
  background-image: url("../img/logo.png"); background-repeat: no-repeat;
  background-size: 94px 30px; background-position: left center;
  filter: hue-rotate(17deg) saturate(1.05) brightness(.92);
}
#search-container {
  width: 246px; height: 32px; padding-left: 32px;
  background-color: var(--box-background-alt-color);
  transition: background-color .15s, border-color .15s; border: 1px solid var(--box-border-color); border-radius: 2px;
  position: relative; margin-left: 14px;
}
#search-container::before {
  content: ""; position: absolute; left: 2px; top: 2px; width: 28px; height: 26px;
  background-image: url("../img/search.png"); background-repeat: no-repeat;
  background-position: center; background-size: 15px 15px; opacity: .45;
}
#search-container.active { border-color: var(--accent); background-color: var(--box-background-color); }
#search-container.active::before { opacity: .85; }
#search-container #search {
  box-sizing: border-box; width: 100%; height: 100%; font-size: 14px; line-height: 14px;
  padding: 1px; border: 0; font-family: inherit; background-color: transparent;
  outline: 0; color: var(--box-foreground-color);
}
.site-nav .tools { flex: 1 1 200px; text-align: right; }
.site-nav .tools * { margin-left: 2px; }
.top {
  display: inline-block; padding: 5px 10px; border-radius: 2px;
  color: var(--color-gray); text-decoration: none; font-size: 13.5px;
  transition: background-color .12s, color .12s;
}
.top:visited { color: var(--color-gray); text-decoration: none; }
.top:hover { color: #fff; background-color: var(--accent); text-decoration: none; }
.top:active { color: var(--accent-deep); }
.tools .theme-toggle { background: none; border: 0; cursor: pointer; font-size: 15px; padding: 4px 6px; vertical-align: middle; border-radius: 2px; }
.tools .theme-toggle:hover { background-color: var(--box-background-hover-color); }

/* ===== 主体容器 ===== */
#Wrapper { text-align: center; background-color: var(--bg-page); }
.content { min-width: 600px; max-width: 1060px; margin: 0 auto; }
#Leftbar { width: 0; float: left; }
#Rightbar { width: 270px; float: right; margin-right: 20px; text-align: left; }
#Main { margin: 0 310px 0 20px; text-align: left; }
.c { clear: both; }

/* ===== 盒子与格子：扁平面板 + 行式列表（非卡片风） ===== */
.box {
  background-color: var(--box-background-color);
  border-radius: var(--box-border-radius);
  border: 1px solid var(--box-border-color);
  text-align: left; overflow: hidden;
}
.cell { padding: 13px 16px; font-size: 14px; line-height: var(--box-line-height); text-align: left; border-bottom: 1px solid var(--box-border-color); }
.cell:last-child { border-bottom: 0; }
.inner { padding: 13px 16px; font-size: 14px; line-height: var(--box-line-height); text-align: left; }
.header { padding: 16px; font-size: 15px; line-height: 140%; text-align: left; border-bottom: 1px solid var(--box-border-color); overflow: auto; }
.sep3 { height: 3px; } .sep5 { height: 5px; } .sep10 { height: 10px; } .sep20 { height: 20px; }
.spacer { flex: 1; }
.fr { float: right; text-align: right; }
.fade { display: block; margin-bottom: 8px; color: var(--color-fade); }
.gray { color: var(--color-gray); }
.snow { color: var(--color-snow); }
.small { font-size: 12px; }
.f11 { font-size: 11px; } .f12 { font-size: 12px; } .f16 { font-size: 16px; }
.dark:visited { color: var(--color-gray); text-decoration: none; }
.dark:hover { color: var(--accent-deep); text-decoration: none; }
.chevron { font-weight: 500; display: inline-block; margin: 0 8px; color: var(--color-fade); }
.flex-one-row { display: flex; justify-content: space-between; align-items: center; }
.gap10 { gap: 10px; } .gap20 { gap: 20px; }

/* ===== 标签页：直角分段，当前项盖上朱砂印 ===== */
#Tabs { display: flex; align-items: center; gap: 2px; padding: 10px 14px 4px; background-color: transparent; }
#SecondaryTabs { background-color: transparent; padding: 8px 14px 12px; display: flex; align-items: center; flex-wrap: wrap; gap: 2px; }
.tab:link, .tab:visited {
  display: inline-block; font-size: 13.5px; line-height: 14px; padding: 6px 14px;
  margin-right: 0; border-radius: 2px; color: var(--color-gray);
  -webkit-tap-highlight-color: transparent; transition: background-color .12s, color .12s;
}
[data-theme="dark"] .tab:visited, :root:not([data-theme="light"]) .tab:visited { color: var(--color-gray); }
.tab:hover { background-color: var(--box-background-hover-color); color: var(--box-foreground-color); text-decoration: none; }
[data-theme="dark"] .tab:hover, :root:not([data-theme="light"]) .tab:hover { background-color: var(--box-background-hover-color); color: var(--box-foreground-color); }
.tab_current:link, .tab_current:visited { background-color: var(--accent); color: #fff; font-weight: 600; }
.tab_current:hover { background-color: var(--accent-deep); color: #fff; text-decoration: none; }
#SecondaryTabs a {
  display: inline-block; padding: 4px 11px; border-radius: 2px;
  font-size: 13px; color: var(--color-gray); transition: background-color .12s, color .12s;
}
#SecondaryTabs a:hover { background-color: var(--box-background-hover-color); color: var(--box-foreground-color); text-decoration: none; }
#SecondaryTabs a.gray { background-color: var(--accent-soft); color: var(--accent-deep); font-weight: 600; }

/* ===== 主题列表：行式，靠线与字重分层 ===== */
.item_title { font-size: 15px; font-weight: 600; line-height: 145%; word-break: break-word; line-break: strict; }
.topic_info { font-size: 12.5px; color: var(--color-fade); line-height: 180%; }
.topic_info a { color: var(--color-gray); }
[data-theme="dark"] .topic_info a, :root:not([data-theme="light"]) .topic_info a { color: var(--color-gray); }
.cell.item { transition: background-color .12s; border-bottom: 1px solid var(--box-border-color); }
.cell.item:hover { background-color: var(--box-background-hover-color); }
.topic-link:link { color: var(--box-foreground-color); text-decoration: none; word-break: break-word; }
[data-theme="dark"] .topic-link:link, :root:not([data-theme="light"]) .topic-link:link { color: var(--box-foreground-color); }
.topic-link:visited { color: var(--link-visited-color); text-decoration: none; }
.topic-link:hover { color: var(--accent-deep); text-decoration: underline; }
.count_livid:link, .count_livid:visited {
  line-height: 1; font-weight: 700; font-size: 12px; color: var(--accent-deep);
  background-color: transparent; border: 1px solid var(--box-border-color); display: inline-block; padding: 4px 9px;
  border-radius: 2px; text-decoration: none; margin-right: 5px; min-width: 14px; text-align: center;
  transition: background-color .12s, color .12s, border-color .12s;
}
.count_livid:hover { background-color: var(--accent); color: #fff; border-color: var(--accent); text-decoration: none; }
.count_livid.is-zero { background-color: transparent; border-style: dashed; color: var(--color-fade); }
.count_livid.is-zero:hover { color: var(--accent-deep); border-color: var(--accent); background-color: transparent; }
.avatar { border-radius: 50%; vertical-align: bottom; }
.node {
  background-color: transparent; font-size: 12px; line-height: 1; display: inline-block;
  padding: 4px 9px; border-radius: 2px; text-decoration: none; border: 1px solid var(--box-border-color);
  color: var(--color-gray); font-weight: 400; transition: background-color .12s, color .12s, border-color .12s;
}
[data-theme="dark"] .node:visited, :root:not([data-theme="light"]) .node:visited { background-color: transparent; color: var(--color-gray); }
.node:hover { background-color: var(--accent); border-color: var(--accent); color: #fff !important; text-decoration: none; }
.item_hot_topic_title { font-size: 13px; line-height: 130%; }
[data-theme="dark"] .item_hot_topic_title, :root:not([data-theme="light"]) .item_hot_topic_title { text-shadow: none; }
.item_hot_topic_title a { color: var(--link-color); }
.item_hot_topic_title a:hover { color: var(--accent-deep); text-decoration: underline; }
.item_node {
  font-size: 13px; line-height: 1; padding: 6px 11px; margin: 0 5px 5px 0;
  border-radius: 2px; display: inline-block; border: 1px solid var(--box-border-color);
  color: var(--color-gray); background-color: transparent;
  transition: border-color .12s, color .12s, background-color .12s;
}
[data-theme="dark"] .item_node, :root:not([data-theme="light"]) .item_node { border-color: var(--box-border-color); }
.item_node:hover { color: #fff; text-decoration: none; border-color: var(--accent); background-color: var(--accent); }

/* 徽章：直角小标 */
.badges { display: inline-flex; cursor: default; vertical-align: middle; }
.badge {
  display: inline-block; padding: 2px 7px; border-radius: 2px; font-size: 11px; line-height: 140%;
  background-color: var(--box-background-alt-color); color: var(--color-gray); vertical-align: 1px;
}
.badge.pro { background-color: var(--color-graphite); color: var(--box-background-color); }

/* 字母头像：圆形（与 V2EX 的方头像区分） */
.avatar-letter {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%; color: #fff; font-weight: 600; user-select: none;
  flex: 0 0 auto; box-shadow: inset 0 -1px 2px rgba(0, 0, 0, .08);
}

/* ===== 帖子页 ===== */
h1 { font-family: var(--serif-font); font-size: 23px; font-weight: 700; line-height: 148%; margin: 0 0 10px 0; padding: 0; line-break: anywhere; letter-spacing: .01em; }
.votes { display: inline-block; }
.vote:visited { text-decoration: none; font-size: 11px; line-height: 1; padding: 4px 9px; border: 1px solid var(--box-border-color); border-radius: 2px; color: var(--color-gray); display: inline-block; vertical-align: baseline; text-align: center; }
.vote:hover { color: #fff; background-color: var(--accent); border: 1px solid var(--accent); text-decoration: none; }
.topic_content { font-size: 14.5px; line-height: 1.8; color: var(--box-foreground-color); word-break: break-word; }
.reply_content { font-size: 14px; line-height: 1.75; color: var(--box-foreground-color); word-break: break-word; }
.reply_content a { color: var(--accent-deep); }
.reply_content a:hover { text-decoration: underline; }
.detail-image { margin: 12px 0; }
.detail-image img { max-width: 100%; height: auto; border: 1px solid var(--box-border-color); border-radius: 2px; cursor: zoom-in; }
.ago { font-size: 11px; color: var(--color-fade); cursor: pointer; }
.no { font-size: 11px; line-height: 1; font-weight: 600; border-radius: 2px; display: inline-block; background-color: transparent; border: 1px solid var(--box-border-color); color: var(--color-gray); padding: 3px 6px; cursor: pointer; transition: color .12s, border-color .12s; }
.no:hover { color: var(--accent-deep); border-color: var(--accent); }
.tag { padding: 5px 11px; line-height: 1; background-color: transparent; border: 1px solid var(--box-border-color); border-radius: 2px; margin: 0 5px; display: inline-block; color: var(--color-gray); font-size: 12px; transition: background-color .12s, color .12s, border-color .12s; }
.tag:hover { background-color: var(--accent); border-color: var(--accent); color: #fff; text-decoration: none; }
.tag.is-active { background-color: var(--accent); border-color: var(--accent); color: #fff; }
.markdown_body pre { font-family: var(--code-font); font-size: 13px; letter-spacing: .015em; line-height: 150%; white-space: pre; overflow: auto; background-color: var(--box-background-alt-color); word-break: normal; overflow-wrap: normal; padding: .7em 1em; border-radius: 2px; border: 1px solid var(--box-border-color); }
.markdown_body p { margin: 0 0 1em 0; }
.markdown_body a { color: var(--accent-deep); }
.markdown_body a:hover { text-decoration: underline; }
.markdown_body img { max-width: 100%; height: auto; border-radius: 2px; }
.markdown_body blockquote { border-left: 3px solid var(--accent); margin: 0 0 1em 0; padding: 2px 1em; color: var(--color-gray); background-color: var(--box-background-alt-color); border-radius: 0; }
.markdown_body ul, .markdown_body ol { margin: 0 0 1em 1.5em; padding: 0; }
.markdown_body code { font-family: var(--code-font); font-size: 13px; background-color: var(--box-background-alt-color); padding: 2px 6px; border-radius: 2px; border: 1px solid var(--box-border-color); }

/* ===== 按钮：直角、无阴影，主按钮像盖印 ===== */
.super.button {
  background-color: var(--box-background-color); padding: 7px 18px 6px;
  border: 1px solid var(--box-border-color); border-radius: 2px; font-size: 14px;
  font-family: inherit; display: inline-block; line-height: 1.4; outline: 0;
  color: var(--box-foreground-color); cursor: pointer; text-decoration: none;
  transition: background-color .12s, color .12s, border-color .12s;
}
.normal.button { text-decoration: none; }
.super.normal.button { background-color: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.super.button:hover { background-color: var(--box-background-hover-color); color: var(--accent-deep); text-decoration: none; border-color: var(--accent); }
.super.normal.button:hover { background-color: var(--accent-deep); color: #fff; border-color: var(--accent-deep); }
.super.button:disabled { opacity: .6; cursor: progress; }

/* ===== 点赞 ===== */
.like-form { display: inline; }
.like-btn {
  text-decoration: none; font-size: 12px; line-height: 1; padding: 5px 11px;
  border: 1px solid var(--box-border-color); border-radius: 2px; color: var(--color-gray);
  display: inline-flex; align-items: center; gap: 4px; text-align: center;
  background: transparent; font-family: inherit; cursor: pointer;
  transition: background-color .12s, color .12s, border-color .12s;
}
.like-btn:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }
.like-btn.is-liked { color: #fff; border-color: var(--accent); background: var(--accent); }
.like-btn[disabled] { opacity: .6; cursor: progress; }
.like-heart { display: inline-block; }
@keyframes like-pop {
  0% { transform: scale(1); } 40% { transform: scale(1.4); } 70% { transform: scale(.9); } 100% { transform: scale(1); }
}
.like-btn.is-liked .like-heart { animation: like-pop .4s ease; }

/* ===== 页脚 ===== */
#Bottom {
  border-top: 1px solid var(--box-border-color); background-color: var(--box-background-color);
  text-align: center; color: var(--color-gray); padding: 8px 10px 20px;
}
#Bottom .content { min-width: 600px; max-width: 1060px; margin: 0 auto; }
#Bottom a { color: var(--link-color); }
#Bottom .inner { padding: 14px 10px; font-size: 13px; line-height: 170%; }
#Bottom .dark:hover { color: var(--accent-deep); }

/* ===== 回到顶部 ===== */
.scroll-top {
  z-index: 99; width: 44px; height: 40px; position: fixed; bottom: 24px; right: 24px;
  border-radius: 2px; background-color: var(--box-background-color);
  border: 1px solid var(--box-border-color);
  cursor: pointer; font-size: 15px; color: var(--color-gray);
  opacity: 0; visibility: hidden; transition: opacity .2s, visibility .2s, color .15s, border-color .15s;
}
.scroll-top:hover { color: #fff; background-color: var(--accent); border-color: var(--accent); }
.scroll-top.is-visible { opacity: 1; visibility: visible; }

/* ===== Toast（Django messages） ===== */
.messages { list-style: none; margin: 0; padding: 0; position: fixed; top: 64px; right: 14px; z-index: 100; display: flex; flex-direction: column; gap: 8px; max-width: min(320px, calc(100vw - 32px)); }
.message { padding: 10px 14px; border-radius: 2px; background: var(--accent); color: #fff; animation: toast-in .25s ease; transition: opacity .3s, transform .3s; font-size: 13px; }
.message.is-leaving { opacity: 0; transform: translateX(12px); }
@keyframes toast-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
.message-success { background: var(--green); }
.message-error { background: var(--red); }

/* ===== 灯箱 ===== */
.lightbox { position: fixed; inset: 0; z-index: 200; background: rgba(24, 20, 14, .92); display: flex; align-items: center; justify-content: center; padding: 24px; cursor: zoom-out; animation: toast-in .2s ease; }
.lightbox img { max-width: 100%; max-height: 100%; border-radius: 2px; }
.lightbox-close { position: absolute; top: 16px; right: 20px; font-size: 28px; color: #fff; background: none; border: 0; cursor: pointer; line-height: 1; padding: 8px; }

/* ===== 表单 ===== */
.form-page { max-width: 720px; }
.form-narrow { max-width: 420px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12px; color: var(--color-gray); margin-bottom: 4px; font-weight: 400; }
.field input[type="text"],
.field input[type="email"],
.field input[type="password"],
.field input[type="url"],
.field input[type="file"],
.field textarea,
.field select,
input[type="text"], input[type="search"], input[type="url"] {
  box-sizing: border-box; width: 100%; padding: 7px 10px;
  border: 1px solid var(--box-border-color); border-radius: 2px;
  font: inherit; font-size: 14px; background: var(--box-background-color);
  color: var(--box-foreground-color); outline: 0; transition: border-color .15s;
}
.field input:focus, .field textarea:focus, .field select:focus, input:focus { border-color: var(--accent); box-shadow: var(--ring); }
.field textarea { resize: vertical; }
.field input[type="checkbox"] { width: auto; }
.field.has-error input, .field.has-error textarea, .field.has-error select { border-color: var(--red); }
.help { margin: 2px 0 0; font-size: 11px; color: var(--color-fade); }
.error { margin: 2px 0 0; font-size: 12px; color: var(--red); }
.form-actions { display: flex; align-items: center; gap: 12px; margin-top: 10px; }

/* 搜索表单（页面内） */
.search-form { display: flex; gap: 8px; max-width: 480px; margin-bottom: 4px; }
.search-form input[type="text"] { flex: 1 1 auto; width: auto; min-width: 0; }
.search-form .super.button { flex: 0 0 auto; white-space: nowrap; }
.search-section { margin-top: 0; }
.search-heading { font-size: 14px; margin: 0; font-weight: 500; }

/* 个人中心 / 简单列表 */
.profile-head h1 { font-family: var(--serif-font); font-size: 22px; letter-spacing: .01em; }
.stats { color: var(--color-gray); font-size: 12px; }
.simple-list { list-style: none; margin: 0; padding: 0; }
.simple-item { padding: 10px 16px; border-bottom: 1px solid var(--box-border-color); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.simple-item:last-child { border-bottom: 0; }
.simple-item.is-muted { opacity: .6; }
.muted { color: var(--color-gray); font-size: 13px; }
.empty { color: var(--color-fade); padding: 24px 16px; font-size: 13px; text-align: center; }
.pagination { display: flex; align-items: center; gap: 12px; justify-content: center; padding: 12px; font-size: 13px; }

/* 旧结构兼容：box-header / box-inner / filter-row（辅助页面仍在用） */
.box-header { padding: 13px 16px; font-size: 15px; line-height: 140%; border-bottom: 1px solid var(--box-border-color); overflow: auto; }
.box-header h1, .box-header h2 { font-size: 15px; font-weight: 600; margin: 0; }
.box-inner { padding: 13px 16px; font-size: 14px; line-height: var(--box-line-height); }
.filter-row { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 10px 16px; border-bottom: 1px solid var(--box-border-color); background: var(--box-background-alt-color); }
.chips { display: flex; flex-wrap: wrap; gap: 5px; align-items: center; }

/* 旧按钮类兼容 */
.btn {
  display: inline-block; background-color: var(--box-background-color);
  padding: 7px 18px 6px; border: 1px solid var(--box-border-color); border-radius: 2px;
  font-size: 14px; font-family: inherit; line-height: 1.4;
  color: var(--box-foreground-color); cursor: pointer; text-decoration: none; transition: background-color .12s, color .12s, border-color .12s;
}
.btn:hover { background-color: var(--box-background-hover-color); color: var(--accent-deep); text-decoration: none; border-color: var(--accent); }
.btn-primary { background-color: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background-color: var(--accent-deep); color: #fff; border-color: var(--accent-deep); }
.btn-ghost { background-color: transparent; }
.link-btn {
  border: 0; background: none; color: var(--color-gray); cursor: pointer;
  padding: 0; font-size: 12px; font-family: inherit;
}
.link-btn:hover { text-decoration: underline; color: var(--accent-deep); }

/* 详情页头部右侧工具链接（举报 / 返回） */
.detail-tools { line-height: 1; }
.detail-tools a { color: var(--color-gray); font-size: 12px; margin-left: 10px; text-decoration: none; }
.detail-tools a:hover { text-decoration: underline; color: var(--accent-deep); }
.detail-tools .link-btn { font-size: 12px; margin-left: 0; }

/* 举报表单 */
.report-target-box { margin: 6px 0 16px; padding: 10px 12px; background: var(--box-background-alt-color); border: 1px solid var(--box-border-color); border-left: 3px solid var(--accent); border-radius: 0; }
.report-target-snippet { margin-top: 4px; font-size: 13px; word-break: break-all; }
.report-reasons { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.radio-pill { display: inline-flex; align-items: center; gap: 6px; padding: 5px 13px; border-radius: 2px; background: transparent; border: 1px solid var(--box-border-color); cursor: pointer; font-size: 13px; transition: background-color .12s, color .12s, border-color .12s; }
.radio-pill input { accent-color: var(--accent); }
.radio-pill:hover { border-color: var(--accent); }
.radio-pill:has(input:checked) { background: var(--accent); border-color: var(--accent); color: #fff; }
.report-form .form-actions { display: flex; gap: 8px; margin-top: 12px; }
.report-form textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--box-border-color); border-radius: 2px; background: var(--box-background-color); color: var(--box-foreground-color); font: inherit; resize: vertical; min-height: 72px; }
.report-form .form-row { margin-bottom: 14px; }
.report-form .form-label { display: block; font-size: 13px; color: var(--color-gray); margin-bottom: 6px; }

/* 评论区结构（详情页） */
.comments h2 { font-size: 14px; margin: 0; font-weight: 500; }
.comment-form { display: flex; flex-direction: column; gap: 8px; }
.comment-form textarea { width: 100%; min-height: 84px; }
.comment-empty { padding: 18px 16px; color: var(--color-fade); font-size: 13px; text-align: center; }
.comment-guest { margin: 0; padding: 12px 14px; text-align: center; font-size: 13px;
  color: var(--color-gray); background-color: var(--box-background-alt-color); border-radius: 2px; }
.comment-guest a { color: var(--accent-deep); font-weight: 600; }

/* 产品详情外链按钮 */
.ext-link { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; line-height: 1;
  padding: 5px 11px; border: 1px solid var(--box-border-color); border-radius: 2px;
  color: var(--color-gray); text-decoration: none; max-width: 100%;
  transition: color .12s, border-color .12s, background-color .12s; }
.ext-link:hover { color: var(--accent-deep); border-color: var(--accent); background-color: var(--accent-soft); text-decoration: none; }
.ext-link .ext-url { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 细滚动条：印刷感的细线滚轴 */
* { scrollbar-width: thin; scrollbar-color: var(--box-border-color) transparent; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background-color: var(--box-border-color); border-radius: 5px; border: 2px solid var(--bg-page); }
::-webkit-scrollbar-thumb:hover { background-color: var(--color-fade); }

/* ===== 底部导航（移动端） ===== */
.tabbar { display: none; }

/* ===== 响应式 ===== */
@media (max-width: 1000px) {
  .content { max-width: 100%; min-width: 0; }
  #Rightbar { width: 100%; float: none; margin: 0; padding: 0 10px; box-sizing: border-box; }
  #Main { margin: 0; padding: 0 10px; box-sizing: border-box; }
}
@media (max-width: 560px) {
  #Top { padding: 0 10px; }
  #search-container { width: 150px; }
  .site-nav .tools { font-size: 12px !important; }
  h1 { font-size: 20px; }

  .messages { left: 14px; right: 14px; max-width: none; }
  .scroll-top { bottom: calc(74px + env(safe-area-inset-bottom)); }

  .tabbar {
    display: flex; position: fixed; bottom: 0; left: 0; right: 0; z-index: 20;
    background: var(--box-background-color);
    border-top: 1px solid var(--box-border-color);
    padding-bottom: env(safe-area-inset-bottom);
  }
  .tabbar-item { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; min-height: 50px; padding: 6px 0 4px; font-size: 12px; color: var(--color-gray); }
  .tabbar-item:hover { text-decoration: none; }
  .tabbar-item.is-active { color: var(--accent-deep); font-weight: 600; }
  .tabbar-icon { font-size: 19px; line-height: 1.2; }
  body { padding-bottom: calc(66px + env(safe-area-inset-bottom)); }
  .super.button { padding: 7px 15px; }
}


/* ===== 标签 chips 输入部件 ===== */
.tag-input { max-width: 480px; }
.tag-input .help { margin: 5px 0 0; font-size: 12px; color: var(--color-gray); }
.tag-chips { display: flex; flex-wrap: wrap; align-items: center; gap: 5px; padding: 6px 10px;
  background-color: var(--box-background-color); border: 1px solid var(--box-border-color);
  border-radius: 2px; cursor: text; transition: border-color .15s; }
.tag-chips:focus-within { border-color: var(--accent); box-shadow: var(--ring); }
.tag-chips [data-tag-field] { flex: 1 1 120px; border: 0; outline: 0; background: transparent;
  color: var(--box-foreground-color); font: inherit; padding: 4px 2px; min-width: 120px; }
.tag-chip { display: inline-flex; align-items: center; gap: 4px; padding: 3px 6px 3px 9px;
  background-color: var(--accent-soft); border: 1px solid var(--box-border-color); border-radius: 2px;
  color: var(--accent-deep); font-size: 12px; line-height: 100%; font-weight: 500; }
.tag-chip-x { border: 0; background: none; cursor: pointer; font: inherit; line-height: 100%;
  color: inherit; opacity: .6; padding: 0 2px; }
.tag-chip-x:hover { opacity: 1; color: var(--red); }
.tag-suggest { margin-top: 5px; font-size: 12px; color: var(--color-gray); }
.tag-suggest-label { margin-right: 4px; }
.tag-suggest-list { display: inline-flex; flex-wrap: wrap; gap: 5px; }
.tag-suggest-item { border: 1px dashed var(--box-border-color); background: none; cursor: pointer;
  border-radius: 2px; padding: 3px 10px; font-size: 12px; color: var(--color-gray); font: inherit; transition: border-color .12s, color .12s; }
.tag-suggest-item:hover { border-color: var(--accent); color: var(--accent-deep); background: var(--accent-soft); }
.tag-input-error { margin: 5px 0 0; font-size: 12px; color: var(--red); }


/* ===== 互动模块（通知 / 收藏 / 屏蔽 / 评论增强 / 看板） ===== */
.notif-badge { display: inline-block; margin-left: 3px; padding: 0 5px; border-radius: 2px;
  background-color: var(--accent); color: #fff; font-size: 11px; line-height: 16px; vertical-align: 1px; font-weight: 600; }
.badge-pin { background-color: var(--accent-soft); color: var(--accent-deep); font-weight: 600; }
.badge-featured { background-color: var(--teal-soft); color: var(--teal); font-weight: 600; }
.badge-warn { background-color: var(--amber-soft); color: var(--amber); }
.avatar-anon { background-color: #8d8471; color: #fff; }
.avatar-img { border-radius: 50%; object-fit: cover; }
.tag-x { border: 0; background: none; cursor: pointer; font: inherit; font-size: 11px;
  color: var(--color-gray); padding: 0 1px; opacity: .4; transition: opacity .12s, color .12s; }
.cell.item:hover .tag-x, .tag-x:hover { opacity: 1; }
.tag-x:hover { color: var(--red); }
.mini-like { border: 0; background: none; cursor: pointer; font: inherit; font-size: 12px;
  color: var(--color-gray); padding: 0 2px; }
.mini-like.is-liked { color: var(--accent); }
.bookmark-btn { border: 1px solid var(--box-border-color); background: transparent;
  cursor: pointer; font: inherit; font-size: 12px; padding: 4px 10px; border-radius: 2px;
  color: var(--color-gray); margin-left: 6px; transition: background-color .12s, color .12s, border-color .12s; }
.bookmark-btn:hover { border-color: var(--accent); color: var(--accent-deep); }
.bookmark-btn.is-bookmarked { color: var(--accent-deep); border-color: var(--accent); background-color: var(--accent-soft); }
a.mention { font-weight: 600; }
.comment-reply { background-color: var(--box-background-alt-color); border-top: 0 !important;
  border-left: 2px solid var(--box-border-color); }
.resource-meta { margin: 8px 0; }
.resource-meta .badge { font-size: 12px; }
.resource-pros { color: var(--green); }
.resource-cons { color: var(--red); }
.submit-choices { display: flex; gap: 12px; flex-wrap: wrap; padding: 16px; }
.submit-choice { flex: 1 1 240px; display: flex; flex-direction: column; gap: 6px; padding: 18px;
  border: 1px solid var(--box-border-color); border-radius: 2px;
  background-color: var(--box-background-color); color: var(--box-foreground-color); text-decoration: none;
  transition: border-color .12s; }
.submit-choice:hover { border-color: var(--accent); text-decoration: none; }
.submit-choice-icon { font-size: 24px; color: var(--accent-deep); }
.notif-unread { font-weight: 600; }
.dashboard-grid { display: flex; flex-wrap: wrap; gap: 10px; }
.dash-card { flex: 1 1 140px; display: flex; flex-direction: column; gap: 4px; padding: 14px;
  border: 1px solid var(--box-border-color); border-top: 2px solid var(--accent); border-radius: 2px; }
.dash-num { font-family: var(--serif-font); font-size: 22px; font-weight: 700; color: var(--accent-deep); }
[data-theme='dark'] .badge-pin { background-color: var(--accent-soft); color: var(--accent); }
[data-theme='dark'] .badge-featured { background-color: var(--teal-soft); color: #7fae9d; }
[data-theme='dark'] .badge-warn { background-color: var(--amber-soft); color: #d9a94e; }

/* ===== 前端体验增强（ux.js 配套） ===== */
/* 通知徽章：0 时隐藏（JS 轮询刷新，元素常驻） */
.notif-badge.is-empty { display: none; }

/* 顶栏搜索联想下拉：纸面 + 发丝线，无阴影 */
.search-suggest {
  position: absolute; top: calc(100% + 5px); left: 0; right: 0; z-index: 60;
  margin: 0; padding: 0; list-style: none;
  background-color: var(--box-background-color);
  border: 1px solid var(--box-border-color); border-radius: 2px;
  box-shadow: 0 2px 0 0 rgba(74, 68, 58, .06);
}
.search-suggest-item {
  display: flex; justify-content: space-between; align-items: baseline; gap: 8px;
  padding: 7px 11px; font-size: 13px; cursor: pointer;
  border-top: 1px solid var(--box-border-color);
}
.search-suggest-item:first-child { border-top: 0; }
.search-suggest-item .suggest-name { color: var(--box-foreground-color); }
.search-suggest-item .suggest-count { font-size: 11px; color: var(--color-fade); white-space: nowrap; }
.search-suggest-item.is-active,
.search-suggest-item:hover { background-color: var(--accent-soft); }
.search-suggest-item.is-active .suggest-name,
.search-suggest-item:hover .suggest-name { color: var(--accent-deep); }

/* 提交中状态：按钮降透明度并禁用（防重复提交） */
.is-submitting { opacity: .55; cursor: wait !important; }

/* 点赞 / 收藏弹跳动效 */
@keyframes pop { 0% { transform: scale(1); } 40% { transform: scale(1.28); } 100% { transform: scale(1); } }
.pop { animation: pop .28s ease; }

/* 草稿恢复提示条 */
.draft-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  margin: 0 0 14px; padding: 8px 12px;
  background-color: var(--accent-soft);
  border: 1px solid var(--box-border-color); border-left: 3px solid var(--accent);
  border-radius: 2px; font-size: 13px; color: var(--accent-deep);
}
.draft-clear {
  font: inherit; font-size: 12px; cursor: pointer;
  background: var(--box-background-color); color: var(--color-gray);
  border: 1px solid var(--box-border-color); border-radius: 2px; padding: 3px 10px;
}
.draft-clear:hover { color: var(--red); border-color: var(--red); }
[data-theme='dark'] .draft-banner { color: var(--accent); border-color: #53342c; }
[data-theme='dark'] .draft-clear { background: transparent; }