:root {
  --paper: #f4f5f0;
  --surface: #ffffff;
  --ink: #20342c;
  --muted: #65736c;
  --line: #d8ded9;
  --deep: #174237;
  --soft: #edf4ef;
  --accent: #1f5eff;
  --warn: #8f531f;
  --danger: #9b1c31;
  --radius: 8px;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  font-size: 14px;
  line-height: 1.6;
}

button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* ---------- Login ---------- */
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: linear-gradient(160deg, #eaf0ec 0%, #f4f5f0 60%);
}
.login-card {
  width: min(400px, 92vw);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 36px 32px;
  box-shadow: 0 12px 40px rgba(23, 66, 55, 0.08);
}
.login-card h1 { margin: 0 0 6px; font-size: 24px; color: var(--deep); }
.login-sub { margin: 0 0 24px; color: var(--muted); font-size: 13px; }
.login-card label { display: grid; gap: 6px; margin-bottom: 14px; font-size: 13px; color: var(--muted); }
.login-card input { padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; font-size: 14px; }
.login-card input:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: var(--accent); }
.login-error { color: var(--danger); font-size: 13px; margin: 0 0 12px; }
.primary { background: var(--deep); color: #fff; border: 0; border-radius: 6px; padding: 11px 16px; font-size: 14px; width: 100%; }
.primary:hover { background: #1d4a3a; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 8px;
  height: 56px; padding: 0 20px;
  background: var(--surface); border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; color: var(--deep); text-decoration: none; font-size: 16px; margin-right: 12px; white-space: nowrap; }
.nav { display: flex; gap: 2px; flex-wrap: wrap; }
.nav-item { border: 0; background: transparent; color: var(--ink); padding: 8px 12px; border-radius: 6px; font-size: 13.5px; }
.nav-item:hover { background: var(--soft); }
.nav-item.is-active { background: var(--deep); color: #fff; }
.user-area { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.user-name { color: var(--muted); font-size: 13px; }
.quiet { border: 1px solid var(--line); background: #fff; color: var(--ink); padding: 7px 12px; border-radius: 6px; font-size: 13px; }
.quiet:hover { border-color: var(--deep); }

/* ---------- Main ---------- */
.main { max-width: 1580px; margin: 0 auto; padding: 20px; }
.page { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }

/* ---------- Workspace ---------- */
.overview-panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 16px; overflow: hidden; }
.overview-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-bottom: 1px solid var(--line); }
.overview-metric { padding: 14px 18px; border-right: 1px solid var(--line); }
.overview-metric:last-child { border-right: 0; }
.overview-metric strong { display: block; color: var(--deep); font-size: 24px; line-height: 1.1; }
.overview-metric span { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; }
.overview-breakdowns { display: grid; grid-template-columns: 1fr; }
.overview-breakdown { padding: 12px 18px; }
.overview-breakdown h2 { margin: 0 0 8px; font-size: 12px; color: var(--muted); font-weight: 700; }
.overview-items { display: flex; flex-wrap: wrap; gap: 6px 14px; }
.overview-filter { border: 0; background: transparent; padding: 0; color: var(--muted); cursor: pointer; font-size: 12.5px; }
.overview-filter:hover { color: var(--deep); text-decoration: underline; }

.workspace-grid { display: grid; grid-template-columns: 240px minmax(360px, 1fr) 400px; gap: 16px; align-items: start; }
.filters, .results, .detail { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.filters { padding: 16px; position: sticky; top: 72px; max-height: calc(100vh - 88px); overflow: auto; }
.search-label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.search-label input { padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; font-size: 14px; }
.filter-group { border-top: 1px solid var(--line); margin-top: 14px; padding-top: 12px; }
.filter-group h2 { font-size: 13px; margin: 0 0 8px; }
.filter-chip { display: flex; width: 100%; justify-content: space-between; gap: 8px; margin: 4px 0; padding: 6px 8px; border: 1px solid var(--line); background: #fafbf9; border-radius: 6px; text-align: left; font-size: 12.5px; color: var(--ink); }
.filter-chip small { color: var(--muted); }
.filter-chip.is-active { background: var(--deep); color: #fff; border-color: var(--deep); }
.filter-chip.is-active small { color: #cfdcd6; }
.filters > .quiet { width: 100%; margin-top: 14px; }

.results { padding: 16px; min-height: 60vh; }
.section-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.eyebrow { margin: 0; color: var(--accent); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.section-head h1 { margin: 0; font-size: 20px; }
.count { color: var(--muted); font-size: 12.5px; }
.section-head select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: 13px; background: #fff; }

.entry-list { display: flex; flex-direction: column; gap: 8px; }
.entry-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; cursor: pointer; background: #fff; }
.entry-card:hover { border-color: var(--deep); }
.entry-card.is-selected { border-color: var(--deep); background: var(--soft); }
.entry-meta { color: var(--muted); font-size: 12px; }
.entry-card h2 { margin: 6px 0 4px; font-size: 15px; line-height: 1.4; }
.entry-card p { margin: 0; color: var(--muted); font-size: 13px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.entry-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 8px; }
.tag { font-size: 11px; color: var(--deep); background: var(--soft); border: 1px solid var(--line); padding: 1px 7px; border-radius: 10px; }
.tag-fav { color: var(--warn); border-color: #e6cfae; background: #faf3e6; }

.detail { padding: 18px; position: sticky; top: 72px; max-height: calc(100vh - 88px); overflow: auto; }
.detail-meta { display: flex; flex-wrap: wrap; gap: 10px; color: var(--muted); font-size: 12px; margin-bottom: 8px; }
.detail h1 { margin: 0 0 12px; font-size: 18px; line-height: 1.4; }
.detail-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.detail-actions .primary { width: auto; padding: 8px 14px; }
.detail-block { border-top: 1px solid var(--line); padding: 12px 0; }
.detail-block h2 { font-size: 12px; color: var(--accent); margin: 0 0 8px; letter-spacing: 0.03em; }
.detail-block p { margin: 0; font-size: 13.5px; }
.detail-block .topic-list { color: var(--muted); margin-bottom: 6px; }
.detail-block textarea { width: 100%; min-height: 72px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; font-size: 13px; resize: vertical; }

.tier { padding: 1px 7px; border-radius: 10px; font-size: 11px; border: 1px solid var(--line); }
.tier-官方 { color: #0b5d3b; background: #e7f5ee; border-color: #bfe5d2; }
.tier-研究 { color: #1f4f8a; background: #e8f0fa; border-color: #c2d8f0; }
.tier-企业 { color: #6b4a0f; background: #f7f1e2; border-color: #e8d9b8; }
.tier-媒体 { color: #5a5470; background: #efeef6; border-color: #d9d6e8; }
.tier-社交线索\/待复核 { color: #8f531f; background: #f9efe4; border-color: #ecd2b6; }
.strat { padding: 1px 7px; border-radius: 10px; font-size: 11px; border: 1px solid var(--line); }
.strat-国家竞争 { color: #9b1c31; background: #fbeff0; border-color: #ecc9cf; }
.strat-产业影响 { color: #0b5d3b; background: #e7f5ee; border-color: #bfe5d2; }
.strat-一般动态 { color: #65736c; background: #f2f4f1; border-color: #d8ded9; }
.archive-missing { color: var(--warn); font-size: 13px; padding: 7px 0; }
.quality-hint { color: var(--warn); font-size: 12px; padding: 7px 0; }

.empty { color: var(--muted); text-align: center; padding: 40px 20px; }
.error-text { color: var(--danger); }

/* ---------- Modal / reader ---------- */
.modal { position: fixed; inset: 0; z-index: 50; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(20, 30, 26, 0.5); }
.modal-panel { position: relative; margin: 4vh auto; width: min(880px, 94vw); height: 90vh; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.25); }
.reader { display: flex; flex-direction: column; height: 100%; }
.reader-top { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--line); }
.reader-top span { color: var(--muted); font-size: 13px; }
.reader-body { flex: 1; overflow: auto; padding: 24px 28px; line-height: 1.75; }
.reader-body img, .reader-body video { max-width: 100%; }

/* ---------- Toast ---------- */
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); z-index: 60; padding: 10px 18px; border-radius: 8px; font-size: 13.5px; color: #fff; background: var(--deep); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.toast-warn { background: var(--warn); }
.toast-error { background: var(--danger); }

/* ---------- Editor form ---------- */
.editor-page { max-width: 900px; }
.entry-form { display: flex; flex-direction: column; gap: 16px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 18px; }
.form-grid label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.form-grid input, .form-grid textarea, .form-grid select { padding: 9px 11px; border: 1px solid var(--line); border-radius: 6px; font-size: 14px; }
.form-grid textarea { min-height: 88px; resize: vertical; }
.form-grid input:focus, .form-grid textarea:focus, .form-grid select:focus { outline: 2px solid var(--accent); outline-offset: 0; }
.field-group { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; background: #fafbf9; }
.field-label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.pick-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.pick-chip { border: 1px solid var(--line); background: #fff; border-radius: 6px; padding: 5px 10px; font-size: 12.5px; color: var(--ink); }
.pick-chip.is-active { background: var(--deep); color: #fff; border-color: var(--deep); }
.form-actions { display: flex; gap: 10px; }
.form-actions .primary { width: auto; }

/* ---------- Review ---------- */
.review-list { display: flex; flex-direction: column; gap: 10px; }
.review-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.review-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.review-head h2 { margin: 0; font-size: 16px; }
.review-meta { color: var(--muted); font-size: 12.5px; margin: 8px 0; }
.review-summary { margin: 0 0 12px; font-size: 13.5px; }
.review-actions { display: flex; gap: 8px; }
.review-actions .primary { width: auto; padding: 8px 14px; }
.review-section-title { font-size: 14px; color: var(--deep); margin: 22px 0 10px; }
.tier-select { padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; font-size: 13px; }

/* ---------- Pack ---------- */
.pack-form { display: flex; gap: 14px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 20px; }
.pack-form label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.pack-form select { padding: 9px 11px; border: 1px solid var(--line); border-radius: 6px; font-size: 14px; }
.pack-form .primary { width: auto; }
.pack-result { border-top: 1px solid var(--line); padding-top: 16px; }
.pack-toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.pack-toolbar .count { color: var(--muted); font-size: 13px; margin-right: auto; }
.pack-body { line-height: 1.75; }
.pack-body h1 { font-size: 20px; color: var(--deep); }
.pack-body h2 { font-size: 16px; color: var(--deep); margin-top: 20px; border-bottom: 1px solid var(--line); padding-bottom: 6px; }
.pack-body h3 { font-size: 14px; }
.pack-body ul { padding-left: 20px; }
.pack-body li { margin: 3px 0; }
.pack-body a { color: var(--accent); }
.pack-note { color: var(--muted); font-size: 12.5px; font-style: italic; }

/* ---------- Dashboard ---------- */
.dash-content { display: flex; flex-direction: column; gap: 16px; }
.dash-metrics { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.dash-metric { background: var(--soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.dash-metric.bad { background: #fbeff0; border-color: #ecc9cf; }
.dash-metric strong { display: block; font-size: 24px; color: var(--deep); }
.dash-metric.bad strong { color: var(--danger); }
.dash-metric span { color: var(--muted); font-size: 12.5px; }
.dash-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.dash-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; background: #fff; }
.dash-card h2 { margin: 0 0 10px; font-size: 13px; color: var(--deep); }
.dash-rows { display: flex; flex-direction: column; gap: 4px; }
.dash-row { display: flex; justify-content: space-between; gap: 10px; padding: 5px 0; border-bottom: 1px dashed var(--line); font-size: 13px; }
.dash-list { margin: 0; padding-left: 18px; font-size: 13px; color: var(--ink); }
.dash-list li { margin: 3px 0; }
.dash-actions { display: flex; gap: 10px; }

/* ---------- Sources ---------- */
.source-cats { display: flex; flex-direction: column; gap: 14px; }
.source-cat { border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; background: #fff; }
.source-cat-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.cat-name { flex: 1; font-weight: 700; font-size: 15px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; }
.source-rows { display: flex; flex-direction: column; gap: 6px; }
.source-row { display: grid; grid-template-columns: 1.2fr 2fr 1.5fr auto; gap: 8px; }
.source-row input { padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; font-size: 13px; }
.danger { color: var(--danger); }

/* ---------- Topics ---------- */
.mode-switch { display: inline-flex; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; margin: 6px 0 12px; }
.mode-btn { border: 0; background: #fff; padding: 8px 16px; font-size: 13px; color: var(--ink); cursor: pointer; }
.mode-btn + .mode-btn { border-left: 1px solid var(--line); }
.mode-btn.is-active { background: var(--deep); color: #fff; }
.entry-picker { margin-bottom: 4px; }
.entry-picker .search-label { max-width: 480px; margin-bottom: 8px; }
.entry-select { width: 100%; max-width: 720px; padding: 6px; border: 1px solid var(--line); border-radius: 6px; font-size: 13px; }
.topics-toolbar { display: flex; gap: 10px; margin-bottom: 14px; }
.topic-cards { display: flex; flex-direction: column; gap: 14px; }
.topic-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; background: #fff; }
.topic-card-head { display: flex; align-items: baseline; gap: 10px; }
.topic-card-index { display: inline-flex; min-width: 26px; height: 26px; align-items: center; justify-content: center; background: var(--deep); color: #fff; border-radius: 50%; font-size: 13px; font-weight: 700; }
.topic-card h2 { margin: 0; font-size: 16px; flex: 1; }
.topic-card-status { color: var(--warn); font-size: 12px; }
.topic-card-angle { color: var(--muted); font-size: 13px; margin: 6px 0; }
.topic-block { border-top: 1px dashed var(--line); padding-top: 8px; margin-top: 8px; }
.topic-block h3 { margin: 0 0 6px; font-size: 12px; color: var(--accent); }
.topic-block p { margin: 0; font-size: 13.5px; }
.topic-block ul { margin: 0; padding-left: 18px; font-size: 13.5px; }
.lead-actor { color: var(--muted); font-size: 12.5px; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .workspace-grid { grid-template-columns: 220px minmax(320px, 1fr); }
  .detail { grid-column: 1 / -1; position: static; max-height: none; }
}
@media (max-width: 820px) {
  .workspace-grid { grid-template-columns: 1fr; }
  .filters { position: static; max-height: none; }
  .topbar { flex-wrap: wrap; height: auto; padding: 10px 14px; }
  .user-area { margin-left: 0; width: 100%; justify-content: flex-end; }
  .overview-metrics { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
}

/* ---------- AI 选题：报告提纲 / 短稿 / 生成记录 ---------- */
.topic-card-foot { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.topic-card-foot .primary { width: auto; padding: 8px 14px; }
.outline-btn-hint { color: var(--muted); font-size: 12px; }

.outline-workspace { margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 16px 18px; }
.outline-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.outline-head h3 { margin: 0; font-size: 16px; color: var(--deep); }
.outline-status { color: var(--muted); font-size: 13px; }

.outline-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 12px; }
.outline-option { display: flex; flex-direction: column; gap: 6px; text-align: left; border: 1px solid var(--line); border-radius: var(--radius); background: #fafbfa; padding: 10px 12px; cursor: pointer; }
.outline-option:hover { border-color: var(--deep); }
.outline-option.is-active { border-color: var(--deep); background: #f0f5f2; box-shadow: inset 0 0 0 1px var(--deep); }
.outline-option-label { font-size: 12px; color: var(--deep); font-weight: 700; }
.outline-option-title { font-size: 13px; color: var(--ink); line-height: 1.45; }

.outline-editor { display: grid; gap: 10px; }
.outline-editor textarea { width: 100%; min-height: 220px; resize: vertical; font-family: inherit; font-size: 13.5px; line-height: 1.6; padding: 10px 12px; border: 1px solid var(--line); border-radius: 6px; }
.outline-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.outline-actions .primary { width: auto; padding: 8px 14px; }
.outline-actions .quiet { margin-left: auto; }
.outline-saved { color: var(--deep); font-size: 12.5px; font-weight: 600; }

.report-preview { margin-top: 14px; border: 1px solid var(--line); border-radius: var(--radius); background: #fafbfa; padding: 14px 16px; }
.report-preview-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 10px; }
.report-preview-head h3 { margin: 0; font-size: 15px; color: var(--deep); }
.report-text { white-space: pre-wrap; word-break: break-word; font-family: inherit; font-size: 13.5px; line-height: 1.7; margin: 0; color: var(--ink); }

.records-panel { margin-top: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 16px 18px; }
.records-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 10px; }
.records-head h3 { margin: 0; font-size: 16px; color: var(--deep); }
.records-head .eyebrow { margin-bottom: 2px; }
.record-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 10px 4px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.record-row:last-child { border-bottom: 0; }
.record-main { display: flex; flex-direction: column; gap: 3px; min-width: 0; }
.record-title { font-size: 14px; font-weight: 600; color: var(--ink); }
.record-meta { font-size: 12px; color: var(--muted); }
.record-actions .quiet { width: auto; padding: 5px 12px; }

.record-modal h2 { margin: 0 0 4px; color: var(--deep); font-size: 17px; }
.record-modal h3 { margin: 16px 0 6px; font-size: 14px; color: var(--deep); }
.record-title-line { font-weight: 600; margin: 0 0 6px; }
.record-pre { white-space: pre-wrap; word-break: break-word; font-family: inherit; font-size: 13px; line-height: 1.6; background: #fafbfa; border: 1px solid var(--line); border-radius: 6px; padding: 10px 12px; max-height: 46vh; overflow: auto; }
.modal-actions { margin-top: 16px; text-align: right; }
.modal-actions .primary { width: auto; padding: 8px 16px; }