/* 草榴社区 · 站点样式表
   设计语言:暖纸底 + 墨色字 + 青竹绿强调色;长内容优先,窄屏优先。
   无外部字体、无外部资源。 */

:root {
  --paper: #f6f3ec;
  --paper-2: #efeae0;
  --card: #fffdf9;
  --ink: #1b2127;
  --ink-2: #44505c;
  --ink-3: #74828f;
  --line: #ded7c9;
  --line-2: #cbc2b0;
  --jade: #2f7355;
  --jade-2: #255c44;
  --jade-soft: #e3efe8;
  --ember: #a4480f;
  --ember-soft: #f6e8dc;
  --focus: #1f6fd0;
  --radius: 10px;
  --wrap: 1180px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", "Heiti SC", sans-serif;
}

html[data-theme="dark"] {
  --paper: #12171c;
  --paper-2: #171d24;
  --card: #1b222a;
  --ink: #e6ebef;
  --ink-2: #b2bec9;
  --ink-3: #8593a0;
  --line: #2c353f;
  --line-2: #3b4652;
  --jade: #6cc49a;
  --jade-2: #8ad5b0;
  --jade-soft: #1c2f27;
  --ember: #e2a071;
  --ember-soft: #2e2219;
  --focus: #7fb4f5;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  overflow-wrap: break-word;
}

a { color: var(--jade-2); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

img, svg { max-width: 100%; height: auto; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
.skip {
  position: absolute; left: -9999px; top: 0; background: var(--card);
  padding: 10px 14px; border: 1px solid var(--line); z-index: 5;
}
.skip:focus { left: 8px; top: 8px; }

/* ---------- 顶栏 ---------- */
.top {
  border-bottom: 1px solid var(--line);
  background: var(--paper-2);
}
.top-in {
  display: flex; align-items: center; gap: 14px;
  min-height: 60px; flex-wrap: wrap; padding: 8px 16px;
  width: 100%; max-width: var(--wrap); margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 9px; color: var(--ink); font-weight: 700; }
.brand:hover { text-decoration: none; }
.brand .mark { flex: 0 0 auto; }
.brand b { font-size: 18px; letter-spacing: .02em; }
.brand span { display: block; font-size: 11px; color: var(--ink-3); font-weight: 500; line-height: 1.3; }

.top-nav { display: flex; gap: 2px; flex-wrap: wrap; margin-left: auto; }
.top-nav a {
  color: var(--ink-2); padding: 6px 10px; border-radius: 7px; font-size: 14.5px;
}
.top-nav a:hover { background: var(--jade-soft); color: var(--jade-2); text-decoration: none; }
.top-nav a[aria-current="page"] { background: var(--jade-soft); color: var(--jade-2); font-weight: 600; }

.top-act { display: flex; gap: 8px; align-items: center; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  font: inherit; font-size: 14.5px; cursor: pointer;
  padding: 7px 13px; border-radius: 8px;
  border: 1px solid var(--line-2); background: var(--card); color: var(--ink);
}
.btn:hover { border-color: var(--jade); color: var(--jade-2); text-decoration: none; }
.btn-main { background: var(--jade); border-color: var(--jade); color: #fff; font-weight: 600; }
html[data-theme="dark"] .btn-main { color: #0f1519; }
.btn-main:hover { background: var(--jade-2); border-color: var(--jade-2); color: #fff; }
html[data-theme="dark"] .btn-main:hover { color: #0f1519; }
.btn-sm { padding: 4px 9px; font-size: 13px; }
.btn[aria-pressed="true"] { background: var(--jade-soft); border-color: var(--jade); color: var(--jade-2); }

/* ---------- 板块横条 ---------- */
.boardbar { border-bottom: 1px solid var(--line); background: var(--card); }
.boardbar-in {
  display: flex; gap: 4px; overflow-x: auto; padding: 7px 16px;
  width: 100%; max-width: var(--wrap); margin: 0 auto;
  scrollbar-width: thin;
}
.boardbar-in a {
  flex: 0 0 auto; padding: 5px 12px; border-radius: 999px;
  font-size: 14px; color: var(--ink-2); border: 1px solid transparent;
}
.boardbar-in a:hover { border-color: var(--line-2); text-decoration: none; }
.boardbar-in a[aria-current="page"] {
  background: var(--jade); color: #fff; font-weight: 600;
}
html[data-theme="dark"] .boardbar-in a[aria-current="page"] { color: #0f1519; }

/* ---------- 布局 ---------- */
.shell {
  display: grid; grid-template-columns: minmax(0, 1fr) 300px;
  gap: 28px; align-items: start; padding: 26px 0 50px;
}
.shell > * { min-width: 0; }
.shell-1 { display: block; padding: 26px 0 50px; }

.side { display: grid; gap: 16px; }

@media (max-width: 900px) {
  .shell { grid-template-columns: minmax(0, 1fr); gap: 22px; }
}

/* ---------- 卡片与标题 ---------- */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px;
}
.card + .card { margin-top: 16px; }
.card > :first-child { margin-top: 0; }
.card > :last-child { margin-bottom: 0; }

h1 {
  font-size: 1.72rem; line-height: 1.35; margin: 0 0 10px;
  letter-spacing: -.01em; font-weight: 750;
}
h2 {
  font-size: 1.22rem; line-height: 1.45; margin: 1.9em 0 .6em; font-weight: 700;
  padding-left: 11px; border-left: 4px solid var(--jade); border-radius: 2px;
}
h3 { font-size: 1.04rem; margin: 1.5em 0 .4em; font-weight: 700; color: var(--ink); }
.ttl { font-size: 1.05rem; margin: 0 0 12px; font-weight: 700; }
.ttl-sm {
  font-size: .78rem; text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink-3); font-family: var(--mono); margin: 0 0 10px; font-weight: 600;
}
.lead { font-size: 1.04rem; color: var(--ink-2); margin: 0 0 14px; }
p { margin: 0 0 1.05em; }

.crumb { font-size: 13.5px; color: var(--ink-3); margin: 0 0 12px; }
.crumb a { color: var(--ink-2); }
.crumb span { padding: 0 6px; }

/* ---------- 徽标与标签 ---------- */
.tag {
  display: inline-block; font-size: 12.5px; line-height: 1.6;
  padding: 1px 9px; border-radius: 999px;
  background: var(--paper-2); color: var(--ink-2); border: 1px solid var(--line);
}
a.tag:hover { border-color: var(--jade); color: var(--jade-2); text-decoration: none; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }

.badge {
  display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .02em;
  padding: 1px 8px; border-radius: 5px;
  background: var(--jade-soft); color: var(--jade-2);
}
.badge-local { background: var(--ember-soft); color: var(--ember); }

.meta { font-size: 13px; color: var(--ink-3); font-family: var(--mono); }

/* ---------- 帖子列表 ---------- */
.list { list-style: none; margin: 0; padding: 0; }
.list > li { border-top: 1px solid var(--line); }
.list > li:first-child { border-top: 0; }
.row { display: block; padding: 14px 2px; color: inherit; }
.row:hover { text-decoration: none; }
.row:hover .row-t { color: var(--jade-2); text-decoration: underline; }
.row-top { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 4px; }
.row-t { font-size: 1.06rem; font-weight: 700; line-height: 1.5; margin: 0 0 5px; }
.row-s { color: var(--ink-2); font-size: 14.5px; margin: 0 0 7px; }
.row-b { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.empty {
  border: 1px dashed var(--line-2); border-radius: var(--radius);
  padding: 20px; color: var(--ink-3); font-size: 14.5px; text-align: center;
}

/* ---------- 板块网格 ---------- */
.bgrid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 248px), 1fr)); gap: 14px; }
.bcard {
  display: block; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px; color: inherit;
  border-top: 3px solid var(--jade);
}
.bcard:hover { border-color: var(--jade); text-decoration: none; }
.bcard h3 { margin: 0 0 6px; font-size: 1.1rem; }
.bcard p { margin: 0 0 10px; color: var(--ink-2); font-size: 14.5px; }

/* ---------- 正文排版 ---------- */
.prose { font-size: 16.5px; }
.prose ul, .prose ol { margin: 0 0 1.1em; padding-left: 1.5em; }
.prose li { margin: .32em 0; }
.prose blockquote {
  margin: 1.3em 0; padding: 2px 0 2px 16px;
  border-left: 4px solid var(--line-2); color: var(--ink-2); font-style: normal;
}
.note {
  margin: 1.3em 0; padding: 13px 15px; border-radius: 8px;
  background: var(--jade-soft); border: 1px solid var(--line);
  font-size: 15px; color: var(--ink-2);
}
.note strong { color: var(--ink); }
.tbox { overflow-x: auto; margin: 1.3em 0; border: 1px solid var(--line); border-radius: 8px; }
table { border-collapse: collapse; width: 100%; font-size: 14.5px; }
caption { text-align: left; font-size: 13px; color: var(--ink-3); padding: 8px 12px; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--paper-2); font-weight: 700; white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }

/* ---------- 发帖人栏 ---------- */
.byline {
  display: flex; align-items: center; gap: 11px; flex-wrap: wrap;
  padding-bottom: 14px; margin-bottom: 18px; border-bottom: 1px solid var(--line);
}
.ava {
  flex: 0 0 auto; width: 38px; height: 38px; border-radius: 9px;
  background: var(--jade-soft); color: var(--jade-2);
  display: grid; place-items: center; font-weight: 800; font-size: 14px;
  border: 1px solid var(--line);
}
.byline-n { font-weight: 700; font-size: 15px; }
.byline-m { font-size: 12.5px; color: var(--ink-3); font-family: var(--mono); }

/* ---------- 工具条 ---------- */
.bar {
  display: flex; gap: 8px; flex-wrap: wrap; align-items: center;
  padding: 12px 0; border-top: 1px solid var(--line); margin-top: 20px;
}
.bar-s { margin-left: auto; font-size: 13px; color: var(--ink-3); }

/* ---------- 表单 ---------- */
.field { margin: 0 0 15px; }
.field > label { display: block; font-weight: 650; font-size: 14.5px; margin-bottom: 5px; }
.hint { font-size: 13px; color: var(--ink-3); margin: 4px 0 0; }
input[type="text"], input[type="search"], input[type="password"], textarea, select {
  width: 100%; font: inherit; font-size: 15.5px; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line-2);
  border-radius: 8px; padding: 9px 11px;
}
textarea { min-height: 150px; resize: vertical; line-height: 1.7; }
input:focus, textarea:focus, select:focus { border-color: var(--jade); outline: 2px solid var(--focus); outline-offset: 1px; }
fieldset { border: 1px solid var(--line); border-radius: 8px; padding: 12px 14px; margin: 0 0 15px; }
legend { font-weight: 650; font-size: 14.5px; padding: 0 5px; }
.radios { display: flex; gap: 14px; flex-wrap: wrap; }
.radios label { display: inline-flex; align-items: center; gap: 6px; font-size: 15px; }
.radios input { width: auto; }

.msg { margin: 12px 0 0; padding: 10px 13px; border-radius: 8px; font-size: 14.5px; }
.msg-ok { background: var(--jade-soft); color: var(--jade-2); border: 1px solid var(--jade); }
.msg-no { background: var(--ember-soft); color: var(--ember); border: 1px solid var(--ember); }
.msg[hidden] { display: none; }

/* ---------- 搜索 ---------- */
.sform { display: flex; gap: 8px; flex-wrap: wrap; }
.sform input[type="search"] { flex: 1 1 220px; min-width: 0; }
mark { background: #ffe9a8; color: inherit; padding: 0 2px; border-radius: 3px; }
html[data-theme="dark"] mark { background: #5a4a1d; }

/* ---------- 回帖 ---------- */
.reply { border-top: 1px solid var(--line); padding: 14px 0; }
.reply-h { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; margin-bottom: 6px; }
.reply-b { margin: 0; white-space: pre-wrap; color: var(--ink-2); }

/* ---------- 统计条 ---------- */
.stats { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.stats li { display: flex; justify-content: space-between; gap: 10px; font-size: 14.5px; border-bottom: 1px dashed var(--line); padding-bottom: 8px; }
.stats li:last-child { border-bottom: 0; padding-bottom: 0; }
.stats b { font-family: var(--mono); font-weight: 700; }

/* ---------- 页脚 ---------- */
.foot { border-top: 1px solid var(--line); background: var(--paper-2); padding: 26px 0 36px; margin-top: 10px; }
.foot-g { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 190px), 1fr)); gap: 20px; }
.foot h2 { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-3); font-family: var(--mono); border: 0; padding: 0; margin: 0 0 9px; }
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin: 0 0 5px; font-size: 14.5px; }
.foot-note { margin: 22px 0 0; padding-top: 16px; border-top: 1px solid var(--line); font-size: 13.5px; color: var(--ink-3); }

.vh {
  position: absolute; width: 1px; height: 1px; margin: -1px;
  padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

@media (max-width: 620px) {
  body { font-size: 15.5px; }
  h1 { font-size: 1.45rem; }
  h2 { font-size: 1.13rem; }
  .prose { font-size: 16px; }
  .card { padding: 15px; }
  .top-nav { order: 3; width: 100%; margin-left: 0; }
  .top-act { margin-left: auto; }
}