/* ============================================================
   JerryTeahouse · 茶室主题
   暖木色 / 茶绿 / 留白。明暗两套。
   ============================================================ */

:root {
  --bg: #e9f1e2;            /* 茶绿纸底（背景走绿，不走黄） */
  --bg-soft: #dde8d4;
  --panel: #f8fbf4;
  --card: #f8fbf4;
  --border: #cbdac1;
  --border-strong: #b3c7a5;
  --text: #3a2f26;          /* 暖褐（字色保留） */
  --text-soft: #5c4d3f;
  --muted: #7f7461;
  --wood: #8d6748;          /* 暖木色 */
  --wood-soft: #b08c66;
  --wood-tint: #f0e6d4;
  --tea: #4f7346;           /* 茶绿（略加深，配绿底更稳） */
  --tea-soft: #7fa07f;
  --tea-tint: #e2eedb;
  --accent: #4f7346;
  --accent-ink: #ffffff;
  --danger: #b4503f;
  --shadow: 0 1px 2px rgba(38, 56, 40, .05), 0 8px 24px rgba(38, 56, 40, .07);
  --shadow-hover: 0 2px 6px rgba(38, 56, 40, .09), 0 14px 34px rgba(38, 56, 40, .12);
  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 900px;
  --font-serif: Georgia, "Songti SC", "Noto Serif SC", "Source Han Serif SC", "STSong", serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
}

html[data-theme="dark"] {
  --bg: #131a15;
  --bg-soft: #18211a;
  --panel: #1d2620;
  --card: #1d2620;
  --border: #2b372d;
  --border-strong: #3b4a3d;
  --text: #ece3d6;
  --text-soft: #d3c7b6;
  --muted: #a1927d;
  --wood: #c9a97e;
  --wood-soft: #a98a63;
  --wood-tint: #2e2721;
  --tea: #8fb08a;
  --tea-soft: #6f8c6b;
  --tea-tint: #232e26;
  --accent: #8fb08a;
  --accent-ink: #17201a;
  --danger: #d98a7a;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 28px rgba(0, 0, 0, .35);
  --shadow-hover: 0 2px 8px rgba(0, 0, 0, .38), 0 16px 40px rgba(0, 0, 0, .45);
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  background-image:
    radial-gradient(1200px 600px at 50% -200px, color-mix(in srgb, var(--tea-tint) 90%, transparent), transparent),
    radial-gradient(900px 500px at 100% 10%, color-mix(in srgb, var(--tea-soft) 16%, transparent), transparent);
  background-attachment: fixed;
}

a { color: var(--tea); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 600; letter-spacing: .2px; color: var(--text); }

/* ---------- 顶栏 ---------- */
.tea-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(1.2) blur(12px);
  border-bottom: 1px solid var(--border);
}
.tea-header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.tea-brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  text-decoration: none;
  font-family: var(--font-serif);
  font-size: 1.18rem;
  letter-spacing: .3px;
}
.tea-brand:hover { text-decoration: none; }
.tea-mark {
  width: 38px; height: 38px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(160deg, var(--wood), var(--wood-soft));
  color: #fff;
  font-size: 1.2rem;
  box-shadow: 0 3px 10px color-mix(in srgb, var(--wood) 35%, transparent);
  flex: none;
}
.tea-brand-sub { display: block; font-family: var(--font-sans); font-size: .72rem; color: var(--muted); letter-spacing: 1.5px; text-transform: uppercase; margin-top: 1px; }
.tea-nav { margin-left: auto; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.tea-nav a {
  color: var(--text-soft);
  padding: 7px 13px;
  border-radius: 999px;
  font-size: .94rem;
  transition: background .18s ease, color .18s ease;
  white-space: nowrap;
}
.tea-nav a:hover { background: var(--wood-tint); color: var(--text); text-decoration: none; }
.tea-nav a.is-active { background: var(--tea-tint); color: var(--tea); font-weight: 600; }

/* ---------- 容器 ---------- */
.tea-wrap { max-width: var(--maxw); margin: 0 auto; padding: 34px 22px 80px; }

/* ---------- Hero ---------- */
.tea-hero { padding: 34px 0 30px; }
.tea-hero h1 {
  font-size: clamp(1.9rem, 4.4vw, 2.7rem);
  line-height: 1.25;
  margin: 0 0 12px;
}
.tea-hero p { color: var(--muted); margin: 0; font-size: 1.05rem; max-width: 60ch; }
.tea-hero .tea-em { color: var(--wood); }
.tea-rule {
  height: 1px; border: 0; margin: 26px 0 0;
  background: linear-gradient(90deg, transparent, var(--border-strong) 18%, var(--border-strong) 82%, transparent);
}

/* ---------- 工具条 ---------- */
.tea-toolbar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin: 22px 0 18px;
}
.tea-tabs { display: flex; gap: 4px; background: var(--bg-soft); border: 1px solid var(--border); padding: 4px; border-radius: 999px; }
.tea-tab {
  border: 0; background: transparent; color: var(--text-soft); cursor: pointer;
  padding: 7px 15px; border-radius: 999px; font-size: .92rem; font-family: inherit;
  transition: background .18s ease, color .18s ease;
}
.tea-tab:hover { color: var(--text); }
.tea-tab.is-active { background: var(--panel); color: var(--tea); font-weight: 600; box-shadow: var(--shadow); }
.tea-toolbar .tea-spacer { margin-left: auto; }

/* ---------- 按钮 ---------- */
.btn {
  font-family: inherit; font-size: .94rem; cursor: pointer;
  border: 1px solid var(--border-strong);
  background: var(--panel); color: var(--text);
  padding: 9px 18px; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 7px;
  transition: transform .12s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.btn:hover { background: var(--wood-tint); border-color: var(--wood-soft); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-tea { background: var(--tea); color: var(--accent-ink); border-color: var(--tea); }
.btn-tea:hover { background: color-mix(in srgb, var(--tea) 88%, #000); border-color: color-mix(in srgb, var(--tea) 88%, #000); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn-ghost:hover { background: var(--wood-tint); color: var(--text); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; }
.btn-sm { padding: 6px 13px; font-size: .86rem; }

/* ---------- 帖子卡片 ---------- */
.tea-list { display: flex; flex-direction: column; gap: 16px; }
.post-card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  color: inherit;
  text-decoration: none;
  box-shadow: var(--shadow);
  transition: transform .16s ease, box-shadow .2s ease, border-color .2s ease;
  position: relative;
  overflow: hidden;
}
.post-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--wood), var(--tea));
  opacity: 0; transition: opacity .2s ease;
}
.post-card:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-hover); border-color: var(--border-strong); }
.post-card:hover::before { opacity: 1; }
.post-card h3 { margin: 0 0 8px; font-size: 1.24rem; line-height: 1.4; }
.post-excerpt { color: var(--muted); margin: 0 0 14px; font-size: .96rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.post-meta { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; font-size: .84rem; color: var(--muted); }
.post-meta .who { display: inline-flex; align-items: center; gap: 7px; color: var(--text-soft); }
.post-avatar { width: 22px; height: 22px; border-radius: 50%; object-fit: cover; background: var(--wood-tint); }
.post-tags { display: inline-flex; gap: 6px; flex-wrap: wrap; margin-left: auto; }
.tag {
  font-size: .78rem; color: var(--tea); background: var(--tea-tint);
  border-radius: 999px; padding: 2px 10px; white-space: nowrap;
}
.post-stats { display: inline-flex; gap: 12px; color: var(--muted); font-size: .84rem; }
.post-stats span { display: inline-flex; align-items: center; gap: 4px; }

/* ---------- 空态 ---------- */
.tea-empty {
  text-align: center; padding: 64px 24px;
  border: 1px dashed var(--border-strong); border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 55%, transparent);
  color: var(--muted);
}
.tea-empty .tea-empty-mark { font-size: 2.6rem; opacity: .5; margin-bottom: 10px; font-family: var(--font-serif); color: var(--wood); }
.tea-empty h3 { margin: 0 0 6px; color: var(--text-soft); }
.tea-empty p { margin: 0 0 16px; }

/* ---------- 页脚 ---------- */
.tea-footer {
  border-top: 1px solid var(--border);
  margin-top: 60px; padding: 28px 22px 40px;
  text-align: center; color: var(--muted); font-size: .86rem;
}
.tea-footer a { color: var(--wood); }

/* ---------- 示例徽标 ---------- */
.tea-demo-flag {
  display: none;
  background: var(--wood-tint); color: var(--wood);
  border: 1px dashed var(--wood-soft);
  border-radius: var(--radius-sm);
  padding: 9px 14px; font-size: .88rem; margin-bottom: 16px;
}
body.is-demo .tea-demo-flag { display: block; }

/* ---------- 主页：区块标题 / 入口卡片 ---------- */
.tea-section-head { display: flex; align-items: baseline; gap: 12px; margin: 40px 0 18px; }
.tea-section-head h2 { margin: 0; font-size: 1.32rem; }
.tea-section-head .more { margin-left: auto; font-size: .9rem; color: var(--wood); white-space: nowrap; }

.entry-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; }
.entry-card {
  display: block; color: inherit; text-decoration: none;
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
  box-shadow: var(--shadow);
  transition: transform .16s ease, box-shadow .2s ease, border-color .2s ease;
}
.entry-card:hover { text-decoration: none; transform: translateY(-2px); box-shadow: var(--shadow-hover); border-color: var(--border-strong); }
.entry-card .ic {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center;
  font-size: 1.35rem; margin-bottom: 13px;
  background: var(--tea-tint); color: var(--tea);
}
.entry-card:nth-child(2n) .ic { background: var(--wood-tint); color: var(--wood); }
.entry-card h3 { margin: 0 0 6px; font-size: 1.1rem; }
.entry-card p { margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.6; }

.tea-about {
  margin-top: 44px; padding: 26px 28px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: color-mix(in srgb, var(--panel) 60%, transparent);
}
.tea-about h2 { margin: 0 0 10px; font-size: 1.2rem; }
.tea-about p { margin: 0 0 8px; color: var(--muted); }

/* ---------- 表单 / 评论框（共享，子页可直接用） ---------- */
.tea-form-foot { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.tea-form-foot .tea-hint a, .tea-hint a { color: var(--tea); }
.tea-composer textarea {
  width: 100%; min-height: 96px; resize: vertical;
  font-family: inherit; font-size: .98rem; line-height: 1.7;
  padding: 12px 14px; border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm); background: var(--panel); color: var(--text);
}
.tea-composer textarea:focus { outline: 2px solid color-mix(in srgb, var(--tea) 40%, transparent); border-color: var(--tea-soft); }

/* ---------- 登录态（小蓝页 SSO） ---------- */
.tea-auth-link { color: var(--tea); font-weight: 600; }
.tea-user {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 3px 4px 3px 10px; max-width: 230px;
  border: 1px solid var(--border-strong); border-radius: 999px;
  background: color-mix(in srgb, var(--panel) 80%, transparent);
}
.tea-user-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--tea); flex: none; }
.tea-user-name { color: var(--text); font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tea-auth-out { color: var(--muted); font-size: .84rem; padding: 2px 7px; border-radius: 999px; }
.tea-auth-out:hover { background: var(--wood-tint); color: var(--text); text-decoration: none; }
.tea-notice {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin: 0 0 18px; padding: 12px 16px;
  border: 1px solid var(--border-strong); border-left: 3px solid var(--tea);
  border-radius: var(--radius-sm);
  background: var(--panel); color: var(--text-soft); font-size: .94rem;
}
.tea-notice button { background: none; border: 0; color: var(--muted); font-size: 1.2rem; cursor: pointer; line-height: 1; }
/* 门控元素用 [hidden] 切换，避免被 inline-flex 等 display 覆盖 */
[hidden] { display: none !important; }

/* ---------- 响应式 ---------- */
@media (max-width: 640px) {
  .tea-header-inner { padding: 12px 16px; gap: 10px; }
  .tea-wrap { padding: 24px 16px 64px; }
  .tea-brand { font-size: 1.06rem; }
  .tea-nav a { padding: 6px 10px; font-size: .88rem; }
  .post-card { padding: 17px 17px; }
  .post-tags { margin-left: 0; }
}