/* 院内商城合规查询助手 — 简约优雅 H5 */
:root {
  --primary: #0f6f6e;
  --primary-deep: #0b5654;
  --primary-soft: #e6f2f1;
  --accent: #c9a227;
  --ink: #1c2b2a;
  --ink-2: #5b6f6d;
  --ink-3: #8fa3a1;
  --bg: #f7f9fa;
  --card: #ffffff;
  --line: #e4ecea;
  --danger: #c0504d;
  --radius: 14px;
  --shadow: 0 2px 14px rgba(15, 60, 58, 0.07);
  --safe-b: env(safe-area-inset-bottom, 0px);
}
* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--ink);
  font-size: 15px; line-height: 1.65;
  overscroll-behavior-y: none;
}
.hidden { display: none !important; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: 16px; }

/* ---------- 登录页 ---------- */
.login-page {
  min-height: 100dvh; display: flex; align-items: center; justify-content: center;
  padding: 24px 18px calc(24px + var(--safe-b));
  background: linear-gradient(168deg, #eef5f4 0%, #f7f9fa 45%, #f2f6f5 100%);
}
.login-card {
  width: 100%; max-width: 380px; background: var(--card);
  border-radius: 20px; padding: 36px 28px 26px; box-shadow: var(--shadow);
  border: 1px solid rgba(15, 111, 110, 0.08); text-align: center;
}
.login-logo {
  width: 62px; height: 62px; margin: 0 auto 16px; border-radius: 16px;
  background: linear-gradient(145deg, var(--primary), var(--primary-deep));
  color: #fff; font-size: 30px; font-weight: 600; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 18px rgba(15, 111, 110, 0.3);
}
.login-card h1 { font-size: 20px; font-weight: 600; letter-spacing: 0.5px; }
.login-sub { color: var(--ink-2); font-size: 12.5px; margin: 8px 0 26px; }
.field-label { display: block; text-align: left; font-size: 13px; color: var(--ink-2); margin: 14px 0 7px; font-weight: 500; }
.opt { color: var(--ink-3); font-weight: 400; }
.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 11px;
  outline: none; transition: border-color 0.2s; background: #fbfdfd;
}
.login-form input[type="text"]:focus,
.login-form input[type="password"]:focus { border-color: var(--primary); }
.login-err { color: var(--danger); font-size: 12.5px; min-height: 18px; margin-top: 10px; text-align: left; }
.login-switch { font-size: 13px; color: var(--ink-2); margin-top: 12px; }
.login-switch a { color: var(--primary); font-weight: 500; }
.role-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.role-chip {
  padding: 6px 13px; border-radius: 999px; border: 1.5px solid var(--line);
  font-size: 13px; color: var(--ink-2); transition: all 0.15s; background: #fff;
}
.role-chip.on { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.btn-primary {
  width: 100%; margin-top: 22px; padding: 13px; border-radius: 11px;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep)); color: #fff;
  font-size: 15.5px; font-weight: 600; transition: opacity 0.2s, transform 0.1s;
}
.btn-primary:disabled { opacity: 0.4; }
.btn-primary:not(:disabled):active { transform: scale(0.98); }
.login-hint { font-size: 11.5px; color: var(--ink-3); margin-top: 14px; }
.login-src {
  margin-top: 24px; padding-top: 16px; border-top: 1px dashed var(--line);
  display: flex; flex-direction: column; gap: 4px;
}
.login-src span { font-size: 11px; color: var(--ink-3); letter-spacing: 1px; }
.login-src em { font-style: normal; font-size: 11.5px; color: var(--ink-2); }

/* ---------- 布局 ---------- */
.app { display: flex; height: 100dvh; overflow: hidden; }
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; height: 100dvh; }

/* 侧边栏 */
.sidebar {
  width: 264px; background: #fff; border-right: 1px solid var(--line);
  display: flex; flex-direction: column; flex-shrink: 0;
  transition: transform 0.25s ease; z-index: 60;
}
.sidebar-head { padding: 14px 14px 10px; display: flex; gap: 8px; }
.new-chat {
  flex: 1; padding: 10px; border-radius: 10px; background: var(--primary-soft);
  color: var(--primary-deep); font-size: 14px; font-weight: 600;
  display: flex; align-items: center; justify-content: center; gap: 6px;
}
.kb-nav {
  padding: 10px 12px; border-radius: 10px; border: 1.5px solid var(--line);
  color: var(--ink-2); font-size: 14px; font-weight: 500;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  transition: all 0.15s;
}
.kb-nav:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.kb-nav.on { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.new-chat:active { opacity: 0.8; }
.history-list { flex: 1; overflow-y: auto; padding: 4px 10px; }
.h-item {
  padding: 10px 12px; border-radius: 10px; margin-bottom: 2px; cursor: pointer;
  display: flex; align-items: flex-start; gap: 8px; position: relative;
}
.h-item:hover, .h-item.on { background: var(--bg); }
.h-item.on { background: var(--primary-soft); }
.h-item .h-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--line); margin-top: 8px; flex-shrink: 0; }
.h-item.on .h-dot { background: var(--primary); }
.h-item .h-title {
  flex: 1; font-size: 13.5px; color: var(--ink); overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap; line-height: 1.4; padding-top: 2px;
}
.h-item .h-time { font-size: 10.5px; color: var(--ink-3); margin-top: 3px; }
.h-del {
  color: var(--ink-3); font-size: 12px; padding: 4px; border-radius: 6px; opacity: 0; flex-shrink: 0;
}
.h-item:hover .h-del { opacity: 1; }
.h-del:active { color: var(--danger); }
.h-empty { text-align: center; color: var(--ink-3); font-size: 12.5px; padding: 30px 0; }
.sidebar-foot { padding: 12px; border-top: 1px solid var(--line); }
.user-row { display: flex; align-items: center; gap: 10px; }
.avatar {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  background: linear-gradient(145deg, var(--primary), var(--primary-deep));
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 600;
}
.user-meta { flex: 1; min-width: 0; }
.user-name { font-size: 14px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-role { font-size: 11px; color: var(--ink-3); }
.logout-btn { font-size: 12px; color: var(--ink-3); padding: 5px 8px; border-radius: 7px; }
.logout-btn:active { color: var(--danger); }

/* 顶栏 */
.topbar {
  height: 56px; display: flex; align-items: center; gap: 10px; padding: 0 12px;
  background: #fff; border-bottom: 1px solid var(--line); flex-shrink: 0;
  padding-top: env(safe-area-inset-top, 0px); height: calc(56px + env(safe-area-inset-top, 0px));
}
.menu-btn, .set-btn { color: var(--ink-2); padding: 8px; border-radius: 9px; display: flex; }
.menu-btn:active, .set-btn:active { background: var(--bg); }
.topbar-title { flex: 1; display: flex; align-items: center; gap: 10px; min-width: 0; }
.logo-mini {
  width: 30px; height: 30px; border-radius: 8px; background: linear-gradient(145deg, var(--primary), var(--primary-deep));
  color: #fff; font-size: 15px; font-weight: 600; display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.tt-wrap { min-width: 0; }
.tt { font-size: 15.5px; font-weight: 600; letter-spacing: 0.3px; }
.mode-badge { display: flex; align-items: center; gap: 5px; font-size: 10.5px; color: var(--ink-3); }
.mode-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: #bbb; }
.mode-badge.ok .dot { background: #3ab578; }
.mode-badge.kb .dot { background: var(--accent); }
.mode-badge.err .dot { background: var(--danger); }

/* 消息区 */
.chat-scroll { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.chat-inner { max-width: 820px; margin: 0 auto; padding: 20px 16px 12px; }

.msg { display: flex; gap: 10px; margin-bottom: 20px; animation: fadeUp 0.25s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.msg.user { flex-direction: row-reverse; }
.msg-av {
  width: 34px; height: 34px; border-radius: 9px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 600; color: #fff;
}
.msg.ai .msg-av { background: linear-gradient(145deg, var(--primary), var(--primary-deep)); }
.msg.user .msg-av { background: linear-gradient(145deg, #8a97a5, #6d7a89); }
.bubble-wrap { max-width: calc(100% - 88px); min-width: 0; display: flex; flex-direction: column; }
.msg.user .bubble-wrap { align-items: flex-end; }
.bubble {
  padding: 11px 14px; border-radius: 4px 16px 16px 16px; background: var(--card);
  box-shadow: 0 1px 6px rgba(15, 60, 58, 0.05); border: 1px solid rgba(228, 236, 234, 0.7);
  font-size: 15px; word-break: break-word; overflow-wrap: anywhere;
}
.msg.user .bubble { border-radius: 16px 4px 16px 16px; background: var(--primary-soft); border-color: rgba(15, 111, 110, 0.12); }
.bubble.ai.streaming::after {
  content: '▋'; color: var(--primary); animation: blink 0.9s infinite; font-size: 13px;
}
@keyframes blink { 50% { opacity: 0; } }

/* markdown */
.bubble h2, .bubble h3, .bubble h4 { margin: 14px 0 8px; font-size: 15.5px; font-weight: 600; color: var(--primary-deep); }
.bubble h2:first-child, .bubble h3:first-child, .bubble h4:first-child { margin-top: 2px; }
.bubble p { margin: 7px 0; }
.bubble ul, .bubble ol { margin: 7px 0; padding-left: 20px; }
.bubble li { margin: 3.5px 0; }
.bubble strong { font-weight: 600; color: var(--ink); }
.bubble blockquote {
  margin: 9px 0; padding: 8px 12px; background: #fbf7ea; border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0; font-size: 13.5px; color: #7a6a2e;
}
.bubble hr { border: none; border-top: 1px dashed var(--line); margin: 12px 0; }
.bubble code { background: var(--bg); padding: 1px 5px; border-radius: 4px; font-size: 13px; }
.bubble table { border-collapse: collapse; margin: 9px 0; font-size: 13px; width: 100%; }
.bubble th, .bubble td { border: 1px solid var(--line); padding: 6px 9px; text-align: left; }
.bubble th { background: var(--bg); font-weight: 600; }

/* 来源卡片 */
.src-card { margin-top: 8px; }
.src-toggle {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--ink-2);
  background: var(--bg); border: 1px solid var(--line); padding: 5px 11px; border-radius: 999px;
}
.src-toggle:active { background: var(--primary-soft); }
.src-toggle .n { background: var(--primary); color: #fff; border-radius: 999px; min-width: 17px; height: 17px; display: inline-flex; align-items: center; justify-content: center; font-size: 10.5px; padding: 0 4px; }
.src-list { margin-top: 8px; display: flex; flex-direction: column; gap: 7px; }
.src-item {
  background: #fbfcfc; border: 1px solid var(--line); border-radius: 10px; padding: 9px 12px;
  font-size: 12.5px; display: flex; gap: 9px; align-items: flex-start;
}
.src-item .tag {
  flex-shrink: 0; font-size: 10px; padding: 2px 7px; border-radius: 5px; font-weight: 600; letter-spacing: 0.5px;
  margin-top: 1.5px;
}
.tag.t-excel { background: #e8f0e7; color: #3e7a3c; }
.tag.t-docx { background: #e3ecf7; color: #33639c; }
.tag.t-pdf { background: #f7e5e4; color: #a5433f; }
.tag.t-web { background: #e6f2f1; color: var(--primary-deep); }
.src-item .s-body { min-width: 0; flex: 1; }
.src-doc { font-weight: 600; color: var(--ink); }
.src-loc { color: var(--ink-2); margin-top: 1px; }
.src-quote { color: var(--ink-3); margin-top: 3px; font-size: 11.5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.src-url { color: var(--primary); text-decoration: none; font-size: 11.5px; word-break: break-all; display: inline-block; margin-top: 2px; }

/* 匹配到的类目 chips */
.match-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.match-chip { font-size: 11px; color: var(--ink-2); background: #f2f6f5; border: 1px solid var(--line); padding: 3px 9px; border-radius: 6px; }

/* 单条消息底部操作行（分享 + 删除） */
.msg-meta {
  display: flex; gap: 6px; align-items: center; margin-top: 5px;
  align-self: flex-start;
}
.msg.user .msg-meta { align-self: flex-end; }
.msg-share {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px; color: var(--ink-3); padding: 2px 7px; border-radius: 5px;
  opacity: 0.55; transition: opacity 0.15s, color 0.15s; line-height: 1.4;
}
.msg-share svg { flex-shrink: 0; }
.msg:hover .msg-share { opacity: 1; }
.msg-share:hover { color: var(--primary); }
.msg-del {
  font-size: 11px; color: var(--ink-3);
  padding: 2px 7px; border-radius: 5px; opacity: 0.55;
  transition: opacity 0.15s, color 0.15s; line-height: 1.4;
}
.msg:hover .msg-del { opacity: 1; }
.msg-del:hover { color: var(--danger); }
@media (hover: none) { .msg-share, .msg-del { opacity: 0.6; } }

/* 分享多选：复选框 + 选中态 */
.msg-check {
  width: 20px; height: 20px; border-radius: 50%; flex-shrink: 0;
  border: 2px solid #c7d4d2; background: #fff; margin-top: 6px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; transition: all 0.12s;
}
.msg-check::after {
  content: ''; width: 10px; height: 5px; border-left: 2px solid #fff; border-bottom: 2px solid #fff;
  transform: rotate(-45deg) translateY(-1px); opacity: 0; transition: opacity 0.12s;
}
.msg-check.on { background: var(--primary); border-color: var(--primary); }
.msg-check.on::after { opacity: 1; }
#app.share-open .msg { cursor: pointer; }
#app.share-open .msg.sel .bubble { box-shadow: 0 0 0 2px rgba(15, 111, 110, 0.28); }
#app.share-open .chat-scroll { padding-bottom: 110px; }
#app.share-open .input-bar { display: none; }

/* 分享操作条 */
.share-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 130;
  background: #fff; border-top: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 16px calc(12px + var(--safe-b));
  box-shadow: 0 -4px 18px rgba(15, 60, 58, 0.06); animation: slideUp 0.22s ease;
}
.share-count { font-size: 14px; color: var(--ink-2); white-space: nowrap; }
.share-count b { color: var(--primary); font-size: 17px; }
.share-actions { display: flex; gap: 9px; }
.share-btn {
  padding: 9px 16px; border-radius: 9px; font-size: 13.5px; font-weight: 500;
  border: 1.5px solid var(--line); color: var(--ink-2); background: #fff; white-space: nowrap;
}
.share-btn:active { background: var(--bg); }
.share-btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.share-btn.primary:active { background: var(--primary-deep); }
.share-btn.ghost { border-color: transparent; color: var(--ink-3); background: transparent; }
.share-btn:disabled { opacity: 0.4; }
.share-btn:not(:disabled):active { transform: scale(0.97); }

/* 长图截图离屏宿主（html2canvas 目标） */
.share-shot-host {
  position: fixed; left: -10000px; top: 0; width: 620px;
  background: #f7f9fa;
}


/* 欢迎屏 */
.welcome { text-align: center; padding: 7vh 10px 30px; }
.welcome .w-logo {
  width: 66px; height: 66px; margin: 0 auto 18px; border-radius: 18px;
  background: linear-gradient(145deg, var(--primary), var(--primary-deep)); color: #fff;
  display: flex; align-items: center; justify-content: center; font-size: 30px; font-weight: 600;
  box-shadow: 0 8px 22px rgba(15, 111, 110, 0.28);
}
.welcome h2 { font-size: 19px; font-weight: 600; }
.welcome p { color: var(--ink-2); font-size: 13.5px; margin-top: 9px; line-height: 1.7; }
.w-caps { display: flex; flex-direction: column; gap: 10px; margin-top: 26px; text-align: left; }
.w-cap {
  background: var(--card); border: 1px solid var(--line); border-radius: 13px; padding: 13px 15px;
  display: flex; gap: 11px; align-items: flex-start; cursor: pointer; transition: transform 0.12s;
  box-shadow: 0 1px 4px rgba(15, 60, 58, 0.04);
}
.w-cap:active { transform: scale(0.98); }
.w-cap .ic {
  width: 34px; height: 34px; border-radius: 9px; flex-shrink: 0; display: flex; align-items: center; justify-content: center;
  background: var(--primary-soft); color: var(--primary-deep); font-size: 16px;
}
.w-cap b { font-size: 14px; display: block; }
.w-cap span { font-size: 12px; color: var(--ink-2); }

/* 输入区 */
.input-bar {
  border-top: 1px solid var(--line); background: #fff;
  padding: 8px 14px calc(10px + var(--safe-b));
}
.quick-row { display: flex; gap: 7px; overflow-x: auto; padding-bottom: 8px; scrollbar-width: none; }
.quick-row::-webkit-scrollbar { display: none; }
.q-chip {
  flex-shrink: 0; font-size: 12.5px; color: var(--ink-2); background: var(--bg);
  border: 1px solid var(--line); padding: 6px 13px; border-radius: 999px; white-space: nowrap;
}
.q-chip:active { background: var(--primary-soft); color: var(--primary-deep); border-color: var(--primary); }
.input-row { display: flex; gap: 9px; align-items: flex-end; }
#msgInput {
  flex: 1; resize: none; border: 1.5px solid var(--line); border-radius: 13px;
  padding: 10px 14px; max-height: 108px; outline: none; background: #fbfdfd;
  font-size: 16px; line-height: 1.5; transition: border-color 0.2s;
}
#msgInput:focus { border-color: var(--primary); }
.send-btn {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep)); color: #fff;
  display: flex; align-items: center; justify-content: center; transition: opacity 0.2s, transform 0.1s;
}
.send-btn:disabled { opacity: 0.35; }
.send-btn:not(:disabled):active { transform: scale(0.94); }
.input-foot { text-align: center; font-size: 10px; color: var(--ink-3); margin-top: 6px; }

/* 弹层 */
.modal-mask {
  position: fixed; inset: 0; background: rgba(20, 34, 33, 0.45); z-index: 100;
  display: flex; align-items: flex-end; justify-content: center; animation: fadeIn 0.2s;
}
@keyframes fadeIn { from { opacity: 0; } }
.modal {
  background: #fff; width: 100%; max-width: 520px; max-height: 86dvh; overflow-y: auto;
  border-radius: 18px 18px 0 0; padding-bottom: var(--safe-b); animation: slideUp 0.25s ease;
}
@keyframes slideUp { from { transform: translateY(40px); opacity: 0.5; } }
.modal-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px 10px; position: sticky; top: 0; background: #fff; }
.modal-head h3 { font-size: 16.5px; }
.modal-close { color: var(--ink-3); font-size: 16px; padding: 6px 10px; }
.modal-body { padding: 4px 20px 26px; }
.set-block { margin-bottom: 22px; }
.set-title { font-size: 13px; font-weight: 600; color: var(--ink-2); margin-bottom: 10px; letter-spacing: 0.5px; }
.set-status { font-size: 12.5px; padding: 9px 12px; border-radius: 9px; margin-bottom: 12px; }
.set-status.ok { background: #edf7f0; color: #2a7d4f; }
.set-status.kb { background: #fbf6e5; color: #8a6d1f; }
.set-status.err { background: #f9ecec; color: #a5433f; }
.set-field { margin-bottom: 10px; }
.set-field label { display: block; font-size: 12px; color: var(--ink-3); margin-bottom: 4px; }
.set-field input, .set-field select {
  width: 100%; padding: 9px 12px; border: 1.5px solid var(--line); border-radius: 9px; outline: none; background: #fbfdfd;
}
.set-field input:focus, .set-field select:focus { border-color: var(--primary); }
.btn-sm { padding: 9px 16px; font-size: 13.5px; border-radius: 9px; width: auto; margin-top: 4px; }
.btn-sm.btn-primary { margin-top: 10px; }
.set-tip { font-size: 11.5px; color: var(--ink-3); margin-top: 10px; line-height: 1.6; }
.kb-stats { display: flex; flex-wrap: wrap; gap: 8px; }
.kb-stat { background: var(--bg); border-radius: 9px; padding: 8px 13px; text-align: center; min-width: 88px; }
.kb-stat b { font-size: 17px; color: var(--primary-deep); display: block; }
.kb-stat span { font-size: 10.5px; color: var(--ink-3); }
.set-actions { display: flex; gap: 10px; }
.btn-ghost { border: 1.5px solid var(--line); color: var(--ink-2); border-radius: 9px; }
.btn-ghost:active { background: var(--bg); }
.btn-danger { border: 1.5px solid #f0d9d8; color: var(--danger); border-radius: 9px; }
.btn-danger:active { background: #f9ecec; }

/* toast */
#toast {
  position: fixed; left: 50%; bottom: 110px; transform: translateX(-50%); z-index: 200;
  background: rgba(28, 43, 42, 0.92); color: #fff; font-size: 13px;
  padding: 9px 18px; border-radius: 999px; opacity: 0; pointer-events: none; transition: opacity 0.25s;
  max-width: 80vw; text-align: center;
}
#toast.show { opacity: 1; }

/* ---------- 响应式：手机侧栏抽屉 ---------- */
.sidebar-mask { display: none; }
@media (max-width: 860px) {
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0; z-index: 110;
    transform: translateX(-100%); box-shadow: none;
  }
  .app.side-open .sidebar { transform: none; box-shadow: 8px 0 30px rgba(15, 60, 58, 0.12); }
  .sidebar-mask {
    display: block; position: fixed; inset: 0; background: rgba(20, 34, 33, 0.4);
    z-index: 105; opacity: 0; pointer-events: none; transition: opacity 0.25s;
  }
  .app.side-open .sidebar-mask { opacity: 1; pointer-events: auto; }
  .chat-inner { padding: 16px 13px 10px; }
  .bubble-wrap { max-width: calc(100% - 60px); }
  .modal { border-radius: 18px 18px 0 0; }
}
@media (min-width: 861px) {
  .menu-btn { display: none; }
}

/* ---------- 知识库管理台 ---------- */
.kb-page { flex: 1; display: flex; flex-direction: column; min-height: 0; }
.kb-topbar {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 16px; border-bottom: 1px solid var(--line); background: var(--card);
}
/* 知识库视图下隐藏左侧会话栏（沉浸式管理，返回对话时恢复） */
.app.kb-open .sidebar { display: none; }
.kb-topbar-title {
  display: flex; align-items: center; gap: 7px; font-size: 14px; font-weight: 600; color: var(--ink);
}
.kb-topbar-title svg { color: var(--primary); flex: none; }
.kb-topbar-title em { font-style: normal; font-size: 12px; font-weight: 400; color: var(--ink-3); }
.kb-back {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 14px; border: 1.5px solid var(--line); border-radius: 10px;
  background: #fbfdfd; color: var(--ink-2); font-size: 13px; cursor: pointer;
  transition: all 0.18s;
}
.kb-back:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.kb-scroll { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; padding: 18px 16px 24px; }
.kb-upload-card {
  max-width: 820px; margin: 0 auto; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow);
}
.kb-drop {
  border: 1.6px dashed #b9cdcb; border-radius: 12px; padding: 30px 16px; text-align: center;
  color: var(--ink-3); cursor: pointer; transition: all 0.18s; background: #fbfdfd;
}
.kb-drop:hover, .kb-drop.over { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); }
.kb-drop svg { margin-bottom: 10px; }
.kb-drop p { font-size: 14px; color: var(--ink-2); }
.kb-drop p b { color: var(--primary); font-weight: 600; }
.kb-drop-sub { font-size: 12px; color: var(--ink-3); margin-top: 6px; }
.kb-url-row { display: flex; gap: 8px; margin-top: 12px; }
.kb-url-row input {
  flex: 1; padding: 10px 13px; border: 1.5px solid var(--line); border-radius: 10px;
  outline: none; font-size: 13.5px; background: #fbfdfd; min-width: 0;
}
.kb-url-row input:focus { border-color: var(--primary); }
.kb-up-progress { margin-top: 12px; font-size: 13px; color: var(--primary); }
.kb-list-head {
  max-width: 820px; margin: 20px auto 10px; display: flex; align-items: baseline; gap: 8px;
  font-size: 14px; font-weight: 600; color: var(--ink);
}
.kb-list-head em { font-style: normal; font-size: 12px; color: var(--ink-3); font-weight: 400; }
.kb-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 8px; }
.kb-item {
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 14px; display: flex; align-items: center; gap: 12px; transition: box-shadow 0.15s;
}
.kb-item:hover { box-shadow: var(--shadow); }
.kb-ico {
  width: 36px; height: 36px; border-radius: 9px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 15px;
  background: var(--primary-soft); color: var(--primary-deep);
}
.kb-ico.url { background: #fdf3dd; color: #a17c16; }
.kb-ico.err { background: #fbeae9; color: var(--danger); }
.kb-info { flex: 1; min-width: 0; }
.kb-name { font-size: 14px; font-weight: 600; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kb-meta { font-size: 12px; color: var(--ink-3); margin-top: 2px; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.kb-st { font-size: 11px; padding: 1px 8px; border-radius: 999px; }
.kb-st.ready { background: var(--primary-soft); color: var(--primary-deep); }
.kb-st.err { background: #fbeae9; color: var(--danger); }
.kb-ops { display: flex; gap: 4px; flex-shrink: 0; }
.kb-op {
  font-size: 12px; color: var(--ink-2); padding: 5px 10px; border-radius: 8px;
  border: 1px solid var(--line); transition: all 0.15s; background: #fff;
}
.kb-op:hover { border-color: var(--primary); color: var(--primary); }
.kb-op.del:hover { border-color: var(--danger); color: var(--danger); }
.kb-empty {
  max-width: 820px; margin: 0 auto; text-align: center; color: var(--ink-3);
  font-size: 13px; padding: 40px 0; border: 1.5px dashed var(--line); border-radius: 12px;
}
@media (max-width: 860px) {
  .kb-nav { display: none; }
}

/* ================= 三期：模型选择器 / 下载卡片 / 模型管理 ================= */
.model-row {
  max-width: 820px; margin: 0 auto 8px; display: flex; align-items: center; gap: 10px;
}
.model-select {
  font-size: 12.5px; color: var(--ink-2); padding: 6px 30px 6px 12px;
  border: 1px solid var(--line); border-radius: 999px; background: #fff;
  max-width: 260px; cursor: pointer; appearance: auto;
}
.model-select:focus { outline: none; border-color: var(--primary); }
.model-hint { font-size: 11.5px; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 下载卡片 */
.dl-card {
  margin-top: 10px; display: flex; gap: 10px; align-items: flex-start;
  flex-direction: column;
  background: linear-gradient(135deg, #f0f7f6, #e9f2f1); border: 1px solid #cfe4e2;
  border-radius: 12px; padding: 12px 14px;
}
.dl-card .flow-svg { width: 100%; overflow-x: auto; background: #fff; border-radius: 8px; padding: 10px; border: 1px solid #e3eded; }
.dl-card .flow-svg svg { max-width: 100%; height: auto; display: block; margin: 0 auto; }
.dl-row { display: flex; gap: 10px; align-items: flex-start; }
.dl-ico { font-size: 22px; line-height: 1.3; flex-shrink: 0; }
.dl-body { flex: 1; min-width: 0; }
.dl-title { font-size: 14px; font-weight: 600; color: var(--primary-deep); }
.dl-desc { font-size: 12px; color: var(--ink-2); margin-top: 3px; line-height: 1.5; }
.dl-actions { margin-top: 8px; display: flex; gap: 8px; flex-wrap: wrap; }
.dl-btn {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12.5px; color: var(--primary-deep); background: #fff;
  border: 1px solid #bfd9d6; padding: 6px 12px; border-radius: 9px;
  text-decoration: none; transition: all 0.15s;
}
.dl-btn:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.dl-btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.dl-btn.primary:hover { opacity: 0.88; }

/* 设置弹窗加宽 */
.modal-lg { width: min(680px, calc(100vw - 32px)); }

/* 设置行布局 */
.set-row { display: flex; gap: 12px; flex-wrap: wrap; }
.set-row .set-field { margin-top: 10px; }
.set-field.grow { flex: 1; min-width: 200px; }

/* 模型管理卡片 */
.model-mgmt { margin-top: 12px; display: flex; flex-direction: column; gap: 10px; }
.m-card { border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; background: #fff; }
.m-head { display: flex; align-items: center; gap: 10px; }
.m-label { font-size: 14px; font-weight: 600; color: var(--ink); }
.m-key { font-size: 11px; color: var(--ink-3); background: #f2f5f5; padding: 2px 8px; border-radius: 999px; }
.m-fields { margin-top: 10px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
.m-field { display: flex; flex-direction: column; gap: 3px; }
.m-field label { font-size: 11px; color: var(--ink-3); }
.m-field input {
  font-size: 12.5px; padding: 7px 10px; border: 1px solid var(--line); border-radius: 8px; width: 100%;
  box-sizing: border-box; background: #fff;
}
.m-field input:focus { outline: none; border-color: var(--primary); }
.m-prio-field { max-width: 140px; }

/* 开关 */
.switch { position: relative; display: inline-flex; cursor: pointer; }
.switch input { position: absolute; opacity: 0; width: 0; height: 0; }
.sw-track {
  width: 38px; height: 22px; border-radius: 999px; background: #d8dede;
  transition: background 0.2s; position: relative; flex-shrink: 0;
}
.sw-track::after {
  content: ''; position: absolute; top: 2px; left: 2px; width: 18px; height: 18px;
  border-radius: 50%; background: #fff; transition: transform 0.2s; box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.switch input:checked + .sw-track { background: var(--primary); }
.switch input:checked + .sw-track::after { transform: translateX(16px); }

/* 设置提示状态 */
.set-tip.ok { color: var(--primary-deep); }
.set-tip.kb { color: #a17c16; }
.set-tip.err { color: var(--danger); }

@media (max-width: 860px) {
  .m-fields { grid-template-columns: 1fr; }
  .model-row { padding: 0 4px; }
  .model-select { max-width: 200px; }
}

/* ========== 知识库文档详情弹层 ========== */
.modal-kb-detail { width: min(720px, calc(100vw - 32px)); max-height: 88vh; }
.modal-kb-detail .modal-body { max-height: calc(88vh - 56px); overflow-y: auto; }
.kb-doc-meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin-bottom: 14px; }
.kb-doc-meta .m-cell { background: var(--bg); border-radius: 9px; padding: 8px 12px; }
.kb-doc-meta .m-cell label { font-size: 11px; color: var(--ink-3); display: block; margin-bottom: 2px; }
.kb-doc-meta .m-cell b { font-size: 13.5px; color: var(--ink); font-weight: 600; word-break: break-all; }
.kb-doc-meta .m-cell.warn b { color: var(--danger); }
.kb-doc-source { background: var(--bg); border-radius: 9px; padding: 9px 12px; margin-bottom: 14px; font-size: 12.5px; color: var(--ink-2); word-break: break-all; }
.kb-doc-source a { color: var(--primary-deep); text-decoration: none; }
.kb-doc-source a:hover { text-decoration: underline; }
.kb-doc-raw { display: flex; gap: 8px; align-items: center; background: #fdf6e6; border: 1px solid #f1e2a8; color: #6b5310; border-radius: 9px; padding: 8px 12px; margin-bottom: 14px; font-size: 12.5px; }
.kb-doc-raw .ic { font-size: 14px; }
.kb-doc-raw a { color: #6b5310; font-weight: 600; margin-left: auto; text-decoration: underline; }
.kb-doc-chunks-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 8px; }
.kb-doc-chunks-head b { font-size: 13.5px; color: var(--ink); }
.kb-doc-chunks-head em { font-size: 11.5px; color: var(--ink-3); font-style: normal; }
.kb-chunk { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; margin-bottom: 8px; background: #fff; }
.kb-chunk-head { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--ink-2); }
.kb-chunk-idx { background: var(--primary-soft); color: var(--primary-deep); padding: 1px 8px; border-radius: 999px; font-weight: 600; }
.kb-chunk-len { color: var(--ink-3); font-size: 11.5px; }
.kb-chunk-toggle { margin-left: auto; color: var(--primary-deep); background: none; border: none; cursor: pointer; font-size: 12px; padding: 0; }
.kb-chunk-toggle:hover { text-decoration: underline; }
.kb-chunk-preview { font-size: 13px; color: var(--ink); margin-top: 6px; line-height: 1.6; word-break: break-word; white-space: pre-wrap; }
.kb-chunk-full { display: none; font-size: 12.5px; color: var(--ink-2); margin-top: 8px; padding: 9px 11px; background: var(--bg); border-radius: 7px; line-height: 1.65; word-break: break-word; white-space: pre-wrap; max-height: 240px; overflow-y: auto; }
.kb-chunk.open .kb-chunk-full { display: block; }
.kb-chunk.open .kb-chunk-preview { display: none; }
.kb-chunk-src { font-size: 11px; color: var(--ink-3); margin-top: 4px; }
.kb-doc-pager { display: flex; justify-content: center; align-items: center; gap: 12px; margin-top: 12px; font-size: 12.5px; color: var(--ink-2); }
.kb-doc-pager button { padding: 4px 12px; border: 1px solid var(--line); border-radius: 7px; background: #fff; color: var(--ink-2); cursor: pointer; }
.kb-doc-pager button:hover:not(:disabled) { border-color: var(--primary); color: var(--primary); }
.kb-doc-pager button:disabled { opacity: 0.4; cursor: not-allowed; }
.kb-doc-error { background: #fbeae9; color: var(--danger); border-radius: 9px; padding: 9px 12px; margin-bottom: 14px; font-size: 12.5px; }
.kb-doc-actions { display: flex; gap: 8px; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line); flex-wrap: wrap; }

/* 列表项加查看按钮 */
.kb-op.view { background: var(--primary-soft); color: var(--primary-deep); border-color: transparent; }
.kb-op.view:hover { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ================= 源文档分屏（引用溯源） ================= */
.main-body { flex: 1; display: flex; min-height: 0; }
.main-chat { flex: 1; display: flex; flex-direction: column; min-width: 0; }

/* 分屏分割线：拖拽调宽（桌面端） */
.src-split {
  flex: none; width: 7px;
  cursor: col-resize; touch-action: none;
  position: relative; z-index: 6;
}
.src-split::after {
  content: ''; position: absolute; left: 3px; top: 0; bottom: 0; width: 1px;
  background: transparent; transition: background 0.15s, width 0.15s, left 0.15s;
}
.src-split:hover::after {
  background: var(--primary); width: 3px; left: 2px; border-radius: 2px;
}
body.col-resizing { cursor: col-resize; user-select: none; }
body.col-resizing .src-split::after { background: var(--primary); width: 3px; left: 2px; border-radius: 2px; }
body.col-resizing iframe { pointer-events: none; }   /* 拖拽经过 iframe 不丢事件 */

/* 生成文件 tab：svg 自适应 / mmd 源码等宽块 */
.src-gen-svg { padding: 10px 4px; }
.src-gen-svg svg { max-width: 100%; height: auto; display: block; margin: 0 auto; }
.src-gen-code {
  font-family: var(--mono, ui-monospace, monospace); font-size: 12px; line-height: 1.7;
  white-space: pre-wrap; word-break: break-word;
  background: #f6f8f8; border: 1px solid var(--line); border-radius: 10px;
  padding: 12px 14px; color: var(--ink-2);
}

/* 生成卡片「查看」按钮（与下载按钮同行，主色描边） */
.dl-btn.view { color: var(--primary-deep); border-color: var(--primary); }
.dl-btn.view:hover { background: var(--primary); color: #fff; }

.src-pane {
  width: min(46%, 540px);
  display: flex; flex-direction: column; min-width: 0;
  border-left: 1px solid var(--line);
  background: var(--card);
  position: relative;
}
.src-pane-head {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 8px 7px 10px;
  border-bottom: 1px solid var(--line);
  background: #fbfdfd;
}
.src-pane-tabs { flex: 1; display: flex; gap: 6px; overflow-x: auto; min-width: 0; scrollbar-width: thin; }
.src-pane-tabs::-webkit-scrollbar { height: 3px; }
.src-tab-btn {
  display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0;
  max-width: 190px; padding: 5px 9px;
  border: 1px solid var(--line); border-radius: 8px;
  background: #fff; color: var(--ink-2); font-size: 12px;
  transition: all 0.15s;
}
.src-tab-btn span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.src-tab-btn .x {
  font-style: normal; color: var(--ink-3); font-size: 11px; padding: 0 1px;
  border-radius: 4px; flex-shrink: 0;
}
.src-tab-btn .x:hover { color: var(--danger); background: #fdf0ef; }
.src-tab-btn.on { border-color: var(--primary); color: var(--primary-deep); background: var(--primary-soft); }
.src-pane-close {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-2); background: none;
}
.src-pane-close:hover { background: var(--primary-soft); color: var(--primary-deep); }

.src-pane-body { flex: 1; overflow-y: auto; padding: 12px 12px 88px; -webkit-overflow-scrolling: touch; }
.src-tab-doc { display: none; }
.src-tab-doc.on { display: block; }
.src-chunk {
  padding: 6px 8px; margin-bottom: 2px;
  border-radius: 8px; border-left: 3px solid transparent;
  transition: background 0.3s;
}
.src-chunk .src-line {
  font-size: 12.8px; color: var(--ink-2); line-height: 1.7;
  padding: 1px 4px; border-radius: 4px;
  white-space: pre-wrap; word-break: break-word;
}
.src-chunk.hl { background: #fdf3d9; border-left-color: #d9a441; }
.src-chunk.hl .src-line { color: #6b4d12; }
.src-line.hl { background: #fdf3d9; color: #6b4d12; }

.src-pane-nav {
  position: absolute; bottom: 18px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 2px;
  padding: 4px; border-radius: 999px;
  background: var(--primary);
  box-shadow: 0 4px 16px rgba(15, 111, 110, 0.35);
  transition: background 0.15s, transform 0.1s;
  z-index: 5;
}
.src-pane-nav button {
  display: flex; align-items: center; gap: 7px;
  padding: 5px 13px; border-radius: 999px;
  color: #fff; font-size: 12.5px; font-weight: 500;
  transition: background 0.15s;
}
.src-pane-nav button:hover { background: var(--primary-deep); }
.src-pane-nav button:active { transform: scale(0.96); }
.src-pane-nav em {
  font-style: normal; font-size: 11px; color: #fff; opacity: 0.9;
  padding: 0 7px; min-width: 34px; text-align: center;
  user-select: none;
}

/* 气泡内联引用徽标 */
.cite {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 16px; height: 16px; padding: 0 4px; margin: 0 1px;
  border-radius: 5px; vertical-align: super; line-height: 1;
  background: var(--primary-soft); color: var(--primary-deep);
  font-size: 10.5px; font-weight: 600; cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.12s;
}
.cite:hover { background: var(--primary); color: #fff; }

/* 参考来源列表：序号 + 可点击 */
.src-item { position: relative; }
.src-item.go { cursor: pointer; }
.src-item.go:hover { border-color: var(--primary); background: #fbfdfd; }
.src-item .s-no {
  flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 4px; margin-top: 1px;
  border-radius: 5px; font-size: 10.5px; font-weight: 600;
  background: #eef1f1; color: var(--ink-2);
}
.src-item.go .s-no { background: var(--primary-soft); color: var(--primary-deep); }

/* ---- v2.4：分屏地址栏（浏览器-like） ---- */
.src-bar {
  display: flex; align-items: center; gap: 4px;
  padding: 5px 8px;
  border-bottom: 1px solid var(--line);
  background: #f8fafa;
}
.src-bar button {
  flex-shrink: 0; width: 24px; height: 24px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  color: var(--ink-2); background: none; border: none;
  transition: background 0.12s;
}
.src-bar button:not(:disabled):hover { background: #e8eeee; color: var(--primary-deep); }
.src-bar button:disabled { opacity: 0.35; cursor: default; }
#srcBarInput {
  flex: 1; min-width: 0;
  height: 26px; padding: 0 10px;
  border: 1px solid var(--line); border-radius: 999px;
  background: #fff; color: var(--ink-1);
  font-size: 12px; font-family: var(--mono, ui-monospace, monospace);
  outline: none; transition: border-color 0.15s;
}
#srcBarInput:focus { border-color: var(--primary); }
#srcBarInput.rodoc { color: var(--ink-2); }

/* ---- v2.4：类型分发渲染器 ---- */
/* xlsx 表格 */
.src-xlsx table {
  width: 100%; border-collapse: collapse; margin: 10px 0 18px;
  font-size: 12px; table-layout: fixed;
}
.src-xlsx th, .src-xlsx td {
  border: 1px solid #e5e9e9; padding: 5px 7px;
  word-break: break-all; vertical-align: top; line-height: 1.55;
}
.src-xlsx th { background: #f4f6f6; color: var(--ink-2); font-weight: 500; }
.src-xlsx tr.hl td { background: #fdf3d9; color: #6b4d12; }
.src-sheet-name {
  font-size: 12px; font-weight: 500; color: var(--primary-deep);
  margin: 14px 0 2px; padding: 3px 8px; border-radius: 6px;
  background: var(--primary-soft); display: inline-block;
}
/* docx / md 保形渲染 */
.src-rich { font-size: 13px; line-height: 1.75; color: var(--ink-2); }
.src-rich p { margin: 0 0 8px; }
.src-rich h1, .src-rich h2, .src-rich h3 { color: var(--ink-1); margin: 14px 0 6px; line-height: 1.4; }
.src-rich h1 { font-size: 16px; } .src-rich h2 { font-size: 15px; } .src-rich h3 { font-size: 14px; }
.src-rich ul, .src-rich ol { margin: 0 0 8px; padding-left: 20px; }
.src-rich li { margin: 2px 0; }
.src-rich table { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: 12px; table-layout: fixed; }
.src-rich th, .src-rich td { border: 1px solid #e5e9e9; padding: 4px 7px; word-break: break-all; }
.src-rich th { background: #f4f6f6; }
.src-rich img { max-width: 100%; }
.src-rich p.hl, .src-rich li.hl, .src-rich tr.hl td, .src-rich h1.hl, .src-rich h2.hl, .src-rich h3.hl {
  background: #fdf3d9; border-radius: 4px; color: #6b4d12;
}
/* 通用后代高亮（网页抓取正文：span.hl 文本节点级 + td.hl 单元格级，样式与上面一致） */
.src-rich .hl { background: #fdf3d9; border-radius: 3px; color: #6b4d12; }
/* url iframe */
.src-pane-body.url-open { padding: 0; overflow: hidden; position: relative; }
.src-tab-doc.urlmode { position: absolute; inset: 0; display: none; overflow: hidden; }
.src-tab-doc.urlmode.on { display: block; }
.src-frame-wrap { position: absolute; inset: 0; }
.src-frame-wrap iframe { width: 100%; height: 100%; border: none; background: #fff; }
.src-url-ext {
  position: absolute; right: 14px; bottom: 14px;
  display: inline-flex; align-items: center; gap: 4px;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(255, 255, 255, 0.96); color: var(--ink-2);
  border: 1px solid var(--line); font-size: 11.5px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  transition: all 0.12s;
}
.src-url-ext:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.src-url-hint {
  position: absolute; left: 50%; transform: translateX(-50%); bottom: 16px;
  font-size: 11px; color: var(--ink-3);
  background: rgba(255, 255, 255, 0.92); border: 1px solid var(--line);
  border-radius: 999px; padding: 4px 12px;
  pointer-events: none; z-index: 4; white-space: nowrap;
}

/* url 被拒占位卡片（黑名单域名主动降级，避免 Chrome 错误页抢视觉焦点） */
.src-blocked {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; padding: 32px 24px;
  background: #fbfdfd; text-align: center;
}
.src-blocked-icon { color: var(--ink-3); }
.src-blocked-title { font-size: 15px; font-weight: 500; color: var(--ink-1); }
.src-blocked-sub { font-size: 12px; color: var(--ink-3); line-height: 1.65; max-width: 360px; }
.src-blocked-sub code {
  background: #f0f3f3; padding: 2px 6px; border-radius: 4px;
  font-size: 11.5px; color: var(--ink-2); font-family: var(--mono, ui-monospace, monospace);
}
.src-blocked-url {
  font-family: var(--mono, ui-monospace, monospace); font-size: 11.5px;
  color: var(--ink-3); background: #f4f6f6; padding: 6px 12px;
  border-radius: 6px; max-width: 100%; overflow: hidden;
  text-overflow: ellipsis; white-space: nowrap;
}
.src-blocked-btns { display: flex; gap: 8px; margin-top: 4px; }
.src-blocked-btns button {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 7px 14px; border-radius: 8px; font-size: 12px; font-weight: 500;
  border: 1px solid var(--line); background: #fff; color: var(--ink-2);
  transition: all 0.12s;
}
.src-blocked-open { background: var(--primary) !important; color: #fff !important; border-color: var(--primary) !important; }
.src-blocked-open:hover { background: var(--primary-deep) !important; }
.src-blocked-copy:hover { border-color: var(--primary); color: var(--primary-deep); }
/* 黑名单 URL：抓取加载态 */
.src-blocked-loading {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--ink-3);
}
.spinner {
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid var(--line); border-top-color: var(--primary);
  animation: spin 0.8s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 黑名单 URL：服务端抓取正文渲染（标题 + 描述 + 正文 + 原文按钮） */
.src-fetch { position: absolute; inset: 0; overflow-y: auto; background: #fff; padding: 16px 18px 60px; }
.src-fetch-head { border-bottom: 1px solid var(--line); padding-bottom: 10px; margin-bottom: 12px; }
.src-fetch-title { font-size: 16px; font-weight: 600; color: var(--ink-1); line-height: 1.45; margin: 0 0 6px; }
.src-fetch-desc { font-size: 12px; color: var(--ink-3); line-height: 1.6; }
.src-fetch-body { overflow: visible; }
.src-fetch-foot {
  position: absolute; left: 0; right: 0; bottom: 0;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 10px 18px; background: rgba(255, 255, 255, 0.96);
  border-top: 1px solid var(--line);
}
.src-fetch-note { font-size: 11px; color: var(--ink-3); }
/* 网页正文定位失败降级：整页弱标记（顶部琥珀色条），提示「来源是这一页但未精确定位」 */
.src-fetch.hl-page { box-shadow: inset 0 3px 0 #d9a441, inset 0 0 0 1px rgba(217, 164, 65, 0.22); }
/* 文档/文本类 tab 定位失败降级：容器顶部琥珀色条 + 弱描边，提示「已尽力定位但未精确匹配」 */
.src-tab-doc.hl-page {
  box-shadow: inset 0 3px 0 #d9a441;
  position: relative;
}
.src-tab-doc.hl-page::before {
  content: '该出处未能在正文中精确定位（已尽力匹配）';
  position: sticky; top: 0;
  display: block;
  background: linear-gradient(180deg, rgba(253, 243, 217, 0.95), rgba(253, 243, 217, 0.7));
  color: #6b4d12; font-size: 11px;
  padding: 6px 14px;
  border-bottom: 1px solid rgba(217, 164, 65, 0.35);
  z-index: 2;
}

/* 移动端：分屏全屏覆盖聊天区 */
@media (max-width: 860px) {
  .main-body { position: relative; }
  .src-pane { position: absolute; inset: 0; width: 100% !important; z-index: 35; border-left: none; }
  .src-split { display: none !important; }
}