/* ============================================================
 * AI 日记 · 版式
 * 纸质底 + 墨色字 + 朱红点缀；正文用宋体，界面用黑体。
 * ============================================================ */

:root {
  --paper: #f4f1e8;
  --paper-2: #fbf9f3;
  --paper-3: #efe9db;
  --ink: #1e1c19;
  --ink-2: #3f3a33;
  --muted: #8a8375;
  --line: #e2dbc9;
  --line-strong: #cfc6b0;
  --accent: #a03a2c;
  --accent-2: #c2664a;
  --accent-soft: #f2e3dc;
  --gold: #a98a4e;
  --ok: #5c7a52;
  --serif: "Songti SC", "Source Han Serif SC", "Noto Serif SC", "Georgia", "STSong", "SimSun", serif;
  --sans: "PingFang SC", "Microsoft YaHei", -apple-system, "Segoe UI", "Helvetica Neue", sans-serif;
  --mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body::before {
  /* 极淡的纸纹 */
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(rgba(160, 58, 44, 0.035) 1px, transparent 1px);
  background-size: 6px 6px;
  opacity: 0.6;
}

button, input, select { font-family: inherit; color: inherit; }

.app {
  display: grid;
  grid-template-columns: 232px minmax(0, 1fr);
  height: 100vh;
  overflow: hidden;
}

/* ---------- 侧栏 ---------- */

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 26px 20px 22px;
  background: linear-gradient(180deg, #f6f2e8 0%, #efe9db 100%);
  border-right: 1px solid var(--line);
}

.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark {
  width: 38px; height: 38px;
  display: grid; place-items: center;
  background: var(--accent);
  color: #fdf8f0;
  font-family: var(--serif);
  font-size: 21px;
  border-radius: 3px;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-family: var(--serif); font-size: 17px; letter-spacing: 0.06em; }
.brand-text span { font-size: 11px; color: var(--muted); letter-spacing: 0.18em; }

.nav { display: flex; flex-direction: column; gap: 2px; margin-top: 6px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px;
  border: 0; border-radius: 3px;
  background: transparent;
  font-size: 14px; letter-spacing: 0.04em;
  color: var(--ink-2);
  cursor: pointer;
  text-align: left;
  transition: background 0.15s, color 0.15s;
}
.nav-item:hover { background: rgba(160, 58, 44, 0.06); }
.nav-item.active { background: var(--paper-2); color: var(--accent); box-shadow: inset 2px 0 0 var(--accent); }
.nav-ico { font-size: 12px; opacity: 0.7; width: 14px; }

.side-status {
  margin-top: auto;
  display: flex; gap: 8px; align-items: flex-start;
  font-size: 11.5px; color: var(--muted);
  border-top: 1px solid var(--line);
  padding-top: 14px;
}
.dot-idle {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ok); margin-top: 4px; flex: none;
  box-shadow: 0 0 0 3px rgba(92, 122, 82, 0.15);
}
.dot-idle.busy { background: var(--accent); box-shadow: 0 0 0 3px rgba(160, 58, 44, 0.15); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: 0.35; } }
.status-line { color: var(--ink-2); line-height: 1.5; }
.status-sub { margin-top: 2px; line-height: 1.5; }

.btn-primary {
  padding: 11px 14px;
  background: var(--accent);
  color: #fdf7ef;
  border: 0; border-radius: 3px;
  font-size: 13.5px; letter-spacing: 0.1em;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}
.btn-primary:hover { background: #8d3025; }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled { opacity: 0.55; cursor: default; }

.side-hint { margin: 0; font-size: 11px; line-height: 1.7; color: var(--muted); }

/* ---------- 主区 ---------- */

.main { overflow-y: auto; overflow-x: hidden; }
.view { display: none; padding: 30px 42px 64px; animation: fade 0.25s ease; }
.view.active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(4px); } }

.view-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 26px; }
.view-head h1 { margin: 0; font-family: var(--serif); font-size: 27px; font-weight: 600; letter-spacing: 0.05em; }
.view-head .sub { margin: 5px 0 0; font-size: 12.5px; color: var(--muted); }
.head-note { font-size: 11.5px; color: var(--muted); }

.btn-ghost {
  padding: 7px 13px;
  border: 1px solid var(--line-strong);
  background: transparent;
  border-radius: 3px;
  font-size: 12.5px;
  color: var(--ink-2);
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: rgba(160, 58, 44, 0.04); }

/* ---------- 日记布局 ---------- */

.diary-layout { display: grid; grid-template-columns: 306px minmax(0, 1fr); gap: 44px; align-items: start; }

.diary-list {
  position: sticky; top: 30px;
  display: flex; flex-direction: column; gap: 3px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding-right: 4px;
}

.d-item {
  padding: 13px 14px 14px;
  border: 1px solid transparent;
  border-bottom-color: var(--line);
  border-radius: 3px;
  cursor: pointer;
  background: transparent;
  text-align: left;
  width: 100%;
  transition: background 0.15s, border-color 0.15s;
}
.d-item:hover { background: var(--paper-2); }
.d-item.active { background: var(--paper-2); border-color: var(--line); box-shadow: 0 1px 0 var(--line); }
.d-item .d-date { font-size: 10.5px; letter-spacing: 0.12em; color: var(--muted); display: flex; gap: 8px; align-items: center; }
.d-item .d-theme {
  font-family: var(--serif);
  font-size: 15px; line-height: 1.55; margin: 6px 0 7px;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.d-item.active .d-theme { color: var(--accent); }
.d-item .d-meta { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }

.tag {
  font-size: 10px; letter-spacing: 0.04em;
  padding: 2px 6px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  color: var(--muted);
  white-space: nowrap;
}
.tag.tone { border-color: rgba(160, 58, 44, 0.3); color: var(--accent); }
.tag.mode-offline { border-style: dashed; }

.score-mini { font-size: 10px; color: var(--muted); margin-left: auto; }

/* ---------- 阅读区 ---------- */

.reader { max-width: 68ch; }
.reader-empty, .empty {
  padding: 70px 0;
  text-align: center;
  color: var(--muted);
}
.empty-mark {
  font-family: var(--serif); font-size: 42px; color: var(--line-strong);
  width: 74px; height: 74px; margin: 0 auto 16px;
  display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 50%;
}
.empty h2 { font-family: var(--serif); font-size: 19px; color: var(--ink-2); font-weight: 500; margin: 0 0 8px; }
.empty p { font-size: 13px; margin: 0; }

.reader-masthead { border-bottom: 1px solid var(--line); padding-bottom: 20px; margin-bottom: 8px; }
.reader-date {
  display: flex; align-items: baseline; gap: 12px;
  font-size: 11px; letter-spacing: 0.16em; color: var(--accent);
}
.reader-date .weekday { color: var(--muted); letter-spacing: 0.08em; }
.reader-theme {
  font-family: var(--serif);
  font-size: 32px; line-height: 1.42; font-weight: 600;
  margin: 12px 0 14px;
  letter-spacing: 0.01em;
}
.reader-meta { display: flex; flex-wrap: wrap; gap: 7px; align-items: center; font-size: 11px; color: var(--muted); }
.reader-meta .sep { opacity: 0.4; }
.reader-meta a { color: var(--accent); text-decoration: none; border-bottom: 1px dotted rgba(160, 58, 44, 0.4); }

.section { margin: 30px 0 0; }
.section-h {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--sans);
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 4px;
}
.section-h::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--line-strong), transparent); }
.section p {
  font-family: var(--serif);
  font-size: 17px;
  line-height: 2.05;
  margin: 12px 0;
  color: #26231f;
  text-align: justify;
  text-justify: inter-ideograph;
}
.section-questions p { display: flex; gap: 9px; }
.section-questions p::before { content: "？"; color: var(--accent-2); flex: none; font-size: 14px; line-height: 2.5; }

/* 依据抽屉 */
.evidence { margin-top: 34px; border-top: 1px solid var(--line); padding-top: 14px; }
.evidence summary {
  cursor: pointer; font-size: 12px; letter-spacing: 0.08em; color: var(--muted);
  list-style: none;
}
.evidence summary::-webkit-details-marker { display: none; }
.evidence summary::before { content: "▸ "; color: var(--accent); }
.evidence[open] summary::before { content: "▾ "; }
.evidence-body { margin-top: 14px; display: grid; gap: 18px; }
.ev-block h4 { margin: 0 0 8px; font-size: 11px; letter-spacing: 0.12em; color: var(--ink-2); font-weight: 600; }
.ev-item { font-size: 12.5px; line-height: 1.85; color: var(--ink-2); padding-left: 12px; border-left: 2px solid var(--line); margin-bottom: 8px; }
.ev-item em { font-style: normal; color: var(--muted); font-size: 11.5px; }
.ev-item a { color: var(--accent); }

/* 自评 + 反馈 */
.reader-foot { margin-top: 30px; padding-top: 16px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 18px; align-items: center; justify-content: space-between; }
.review { display: flex; gap: 14px; align-items: center; font-size: 11.5px; color: var(--muted); flex-wrap: wrap; }
.review .r-total { font-family: var(--serif); font-size: 20px; color: var(--ink); }
.review .r-total small { font-size: 10px; color: var(--muted); margin-left: 3px; }
.review .verdict { padding: 2px 7px; border: 1px solid var(--line-strong); border-radius: 2px; }
.feedback { display: flex; gap: 8px; }
.fb-btn {
  padding: 5px 11px; font-size: 11.5px;
  border: 1px solid var(--line-strong); background: transparent;
  border-radius: 2px; cursor: pointer; color: var(--ink-2);
}
.fb-btn:hover { border-color: var(--accent); color: var(--accent); }
.fb-btn.on { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }

/* ---------- 心智 ---------- */

.mind-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.span2 { grid-column: span 2; }

.card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 20px 22px;
}
.card-title { margin: 0 0 4px; font-family: var(--serif); font-size: 16px; font-weight: 600; letter-spacing: 0.04em; }
.card-desc { margin: 0 0 16px; font-size: 11.5px; color: var(--muted); line-height: 1.7; }

.bars { display: grid; gap: 9px; }
.bar-row { display: grid; grid-template-columns: 104px minmax(0, 1fr) 118px; gap: 12px; align-items: center; font-size: 12px; }
.bar-name { color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar-track { height: 9px; background: var(--paper-3); border-radius: 99px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width 0.5s ease; }
.bar-fill.cold { background: linear-gradient(90deg, #9a9484, #c3bba7); }
.bar-val { font-size: 11px; color: var(--muted); text-align: right; font-variant-numeric: tabular-nums; }
.bar-val b { color: var(--ink-2); font-weight: 600; }

.triggers { display: grid; gap: 10px; }
.trigger { display: grid; grid-template-columns: 24px 1fr; gap: 10px; padding: 10px 0; border-bottom: 1px dashed var(--line); }
.trigger:last-child { border-bottom: 0; }
.trigger-num { font-family: var(--serif); font-size: 15px; color: var(--accent); }
.trigger b { font-size: 12.5px; font-weight: 600; }
.trigger p { margin: 3px 0 0; font-size: 11.5px; color: var(--muted); line-height: 1.65; }
.trigger .last { margin-top: 5px; font-size: 10.5px; color: var(--gold); }

.qlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; max-height: 260px; overflow-y: auto; }
.qlist li { font-size: 12px; line-height: 1.7; padding-left: 13px; position: relative; color: var(--ink-2); }
.qlist li::before { content: "·"; position: absolute; left: 2px; color: var(--accent); }
.qlist li.done { color: var(--muted); text-decoration: line-through; }
.qlist .q-meta { display: block; font-size: 10px; color: var(--muted); margin-top: 2px; }

.decisions { display: grid; gap: 0; }
.dec-row {
  display: grid; grid-template-columns: 86px 74px 52px minmax(0, 1fr);
  gap: 12px; align-items: baseline;
  padding: 9px 0; border-bottom: 1px dashed var(--line);
  font-size: 12px;
}
.dec-row:last-child { border-bottom: 0; }
.dec-date { color: var(--muted); font-size: 11px; }
.dec-trigger { font-size: 11px; color: var(--accent); }
.dec-score { font-variant-numeric: tabular-nums; color: var(--ink-2); }
.dec-why { color: var(--ink-2); }
.dec-why span { color: var(--muted); }

/* ---------- 素材 ---------- */

.filters { display: flex; gap: 6px; }
.chip {
  padding: 5px 11px; font-size: 11.5px;
  border: 1px solid var(--line-strong); background: transparent;
  border-radius: 99px; cursor: pointer; color: var(--ink-2);
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--accent); border-color: var(--accent); color: #fdf7ef; }

.src-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 14px; }
.src-card {
  background: var(--paper-2); border: 1px solid var(--line); border-radius: 4px;
  padding: 15px 16px 13px; display: flex; flex-direction: column; gap: 9px;
}
.src-card.used { opacity: 0.62; }
.src-top { display: flex; align-items: center; gap: 7px; font-size: 10.5px; color: var(--muted); }
.src-kind { padding: 1px 6px; border-radius: 2px; letter-spacing: 0.06em; }
.k-论文 { background: #eae4f2; color: #5b4a7a; }
.k-产品 { background: #e2ecdf; color: #4a6b45; }
.k-观点 { background: #f3e8d8; color: #8a6127; }
.k-奇闻 { background: #f2e0dc; color: #91463a; }
.src-title { font-family: var(--serif); font-size: 14.5px; line-height: 1.55; margin: 0; }
.src-title a { color: inherit; text-decoration: none; }
.src-title a:hover { color: var(--accent); }
.src-sum { font-size: 11.5px; line-height: 1.75; color: var(--muted); margin: 0;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.src-bottom { display: flex; align-items: center; gap: 8px; margin-top: auto; padding-top: 6px; border-top: 1px dashed var(--line); }
.src-score { font-size: 10.5px; color: var(--muted); font-variant-numeric: tabular-nums; }
.score-bar { flex: 1; height: 4px; background: var(--paper-3); border-radius: 99px; overflow: hidden; }
.score-bar i { display: block; height: 100%; background: var(--gold); }
.used-badge { font-size: 10px; color: var(--accent); border: 1px solid rgba(160,58,44,.35); padding: 1px 6px; border-radius: 2px; }
.src-foot { margin-top: 22px; font-size: 11.5px; color: var(--muted); line-height: 1.9; }
.src-foot b { color: var(--ink-2); font-weight: 500; }

/* ---------- 设置 ---------- */

.settings-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; }
.radio-row { display: grid; gap: 10px; }
.radio { display: grid; grid-template-columns: 16px 1fr; gap: 10px; align-items: start; cursor: pointer; }
.radio input { margin: 3px 0 0; accent-color: var(--accent); }
.radio span { font-size: 13px; }
.radio em { grid-column: 2; font-style: normal; font-size: 11px; color: var(--muted); line-height: 1.6; }

.topic-toggles { display: flex; flex-wrap: wrap; gap: 7px; }
.tt {
  padding: 5px 10px; font-size: 11.5px;
  border: 1px solid var(--line-strong); border-radius: 2px;
  background: transparent; cursor: pointer; color: var(--ink-2);
}
.tt[data-state="pin"] { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.tt[data-state="ban"] { background: #efe9e7; border-color: #b9a9a3; color: #8e7b74; text-decoration: line-through; }
.legend { margin-top: 12px; display: flex; gap: 14px; align-items: center; font-size: 10.5px; color: var(--muted); }
.lg { width: 8px; height: 8px; border-radius: 2px; display: inline-block; margin-right: 4px; }
.lg-pin { background: var(--accent); }
.lg-ban { background: #8e7b74; }
.lg-none { background: var(--paper-3); border: 1px solid var(--line-strong); }

.field { margin-bottom: 12px; }
.field label { display: block; font-size: 11px; color: var(--muted); margin-bottom: 5px; letter-spacing: 0.04em; }
.field input, .field select {
  width: 100%; padding: 8px 10px;
  border: 1px solid var(--line-strong); border-radius: 2px;
  background: #fffdf8; font-size: 12.5px;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); }
.field-row { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; }
.key-state { font-size: 11px; color: var(--muted); }
.key-state.ok { color: var(--ok); }
.hint { font-size: 10.5px; color: var(--muted); line-height: 1.7; margin: 10px 0 0; }
.hint code, code { font-family: var(--mono); font-size: 10.5px; background: var(--paper-3); padding: 1px 4px; border-radius: 2px; }

.run-row { display: flex; gap: 8px; flex-wrap: wrap; }
.stat-row { margin-top: 16px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.stat { border-top: 2px solid var(--accent); padding-top: 7px; }
.stat b { display: block; font-family: var(--serif); font-size: 19px; font-weight: 600; }
.stat span { font-size: 10.5px; color: var(--muted); }

/* ---------- 遮罩 ---------- */

.overlay {
  position: fixed; inset: 0; z-index: 40;
  display: none; place-items: center;
  background: rgba(30, 28, 25, 0.5);
  backdrop-filter: blur(2px);
}
.overlay.show { display: grid; }
.overlay-card {
  width: min(460px, 90vw);
  background: var(--paper-2);
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  padding: 26px 26px 20px;
  text-align: center;
}
.overlay-card h3 { font-family: var(--serif); font-size: 17px; margin: 12px 0 10px; font-weight: 600; }
.overlay-log {
  text-align: left; font-family: var(--mono); font-size: 11px;
  color: var(--ink-2); background: var(--paper); border: 1px solid var(--line);
  padding: 12px; border-radius: 2px; max-height: 220px; overflow: auto;
  white-space: pre-wrap; line-height: 1.7; margin: 0;
}
.spinner {
  width: 26px; height: 26px; margin: 0 auto;
  border: 2px solid var(--line-strong);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- 窄屏 ---------- */

@media (max-width: 1060px) {
  .diary-layout { grid-template-columns: 250px minmax(0, 1fr); gap: 26px; }
  .mind-grid, .settings-grid { grid-template-columns: 1fr; }
  .span2 { grid-column: auto; }
}

@media (max-width: 820px) {
  .app { grid-template-columns: 1fr; grid-template-rows: auto minmax(0, 1fr); }
  .sidebar {
    flex-direction: row; flex-wrap: wrap; align-items: center; gap: 12px;
    padding: 12px 16px; border-right: 0; border-bottom: 1px solid var(--line);
  }
  .brand-text span, .side-hint, .side-status { display: none; }
  .nav { flex-direction: row; margin: 0; margin-left: auto; }
  .nav-ico { display: none; }
  .btn-primary { padding: 8px 12px; font-size: 12px; }
  .view { padding: 20px 18px 50px; }
  .diary-layout { grid-template-columns: 1fr; gap: 18px; }
  .diary-list { position: static; max-height: none; flex-direction: row; overflow-x: auto; gap: 8px; padding-bottom: 6px; }
  .d-item { min-width: 230px; border: 1px solid var(--line); }
  .reader-theme { font-size: 25px; }
  .section p { font-size: 16px; }
  .view-head { flex-wrap: wrap; }
}