/* ==========================================================================
   Ultron 研究平台 · P0 前端样式（深色金融风，无构建步骤，纯 CSS）
   ========================================================================== */

:root {
  --bg: #0e131c;
  --panel: #151b28;
  --panel-2: #1b2334;
  --border: #28344c;
  --text: #dce3f2;
  --muted: #8b96ad;
  --accent: #4f8dff;
  --accent-hover: #6b9fff;
  --green: #3fb950;
  --blue: #58a6ff;
  --yellow: #d6a227;
  --red: #f0524f;
  --gray: #7d8590;
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 15px;
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

h2 { font-size: 20px; margin: 0; }
h3 { font-size: 15px; margin: 0 0 12px; color: var(--text); font-weight: 600; }

.muted { color: var(--muted); }
.ok { color: var(--green); }
.bad { color: var(--red); }

/* ---------- 启动占位 ---------- */
.boot { padding: 80px 24px; text-align: center; color: var(--muted); }
.boot-err { color: var(--red); }

/* ---------- 整体框架 ---------- */
.shell { min-height: 100vh; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 16px;
  padding: 0 20px;
  height: 56px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand { font-weight: 700; font-size: 16px; display: flex; align-items: center; gap: 8px; }
.brand .logo { color: var(--accent); }

.tag {
  font-size: 11px;
  font-weight: 600;
  padding: 1px 7px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  vertical-align: middle;
}
.tag-mock { color: var(--yellow); border-color: var(--yellow); }

.nav { display: flex; gap: 4px; }
.nav a {
  color: var(--muted);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 14px;
}
.nav a:hover { color: var(--text); text-decoration: none; background: var(--panel-2); }
.nav a.on { color: var(--text); background: var(--panel-2); font-weight: 600; }

.spacer { flex: 1; }

.container { flex: 1; width: 100%; max-width: 1080px; margin: 0 auto; padding: 24px 20px 40px; }

.footer {
  padding: 16px 20px 24px;
  text-align: center;
  color: var(--muted);
  font-size: 12.5px;
  border-top: 1px solid var(--border);
}

/* ---------- 页面头部 ---------- */
.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.page-head p { margin: 4px 0 0; font-size: 13.5px; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }

.back { display: inline-block; margin-bottom: 12px; font-size: 13.5px; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 16px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}
.grid .card { margin-bottom: 0; }

.stat-title { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.stat-value { font-size: 20px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.imply { font-size: 13px; color: var(--muted); margin: 10px 0 0; }

.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; flex: none; }
.dot.green { background: var(--green); }
.dot.yellow { background: var(--yellow); }
.dot.red { background: var(--red); }
.dot.gray { background: var(--gray); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.chip {
  font-size: 12px;
  color: var(--muted);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 8px;
}

.facts { list-style: none; margin: 12px 0 0; padding: 0; font-size: 13.5px; }
.facts li { display: flex; justify-content: space-between; gap: 12px; padding: 4px 0; border-bottom: 1px dashed var(--border); }
.facts li:last-child { border-bottom: none; }
.facts span { color: var(--muted); flex: none; }
.facts b { font-weight: 600; text-align: right; word-break: break-all; }

.hl { margin: 0; padding-left: 0; list-style: none; }
.hl li { padding: 6px 0 6px 18px; position: relative; border-bottom: 1px dashed var(--border); }
.hl li:last-child { border-bottom: none; }
.hl li::before { content: ""; position: absolute; left: 2px; top: 14px; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 0; font-size: 13.5px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }

/* ---------- 表格 ---------- */
.tbl-wrap { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; }
.tbl th, .tbl td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--border); white-space: nowrap; }
.tbl th { color: var(--muted); font-weight: 600; font-size: 12.5px; }
.tbl tbody tr:last-child td { border-bottom: none; }
.tbl .ta-r { text-align: right; }
.rowlink { cursor: pointer; }
.rowlink:hover td { background: var(--panel-2); }
.ellip { max-width: 320px; overflow: hidden; text-overflow: ellipsis; }

.empty { text-align: center; color: var(--muted); padding: 40px 0; }

/* ---------- 分析任务：状态徽章与提交表单 ---------- */
.badge.st-gray { color: var(--gray); border-color: var(--gray); background: rgba(125, 133, 144, 0.12); }
.badge.st-blue { color: var(--blue); border-color: var(--blue); background: rgba(88, 166, 255, 0.12); }
.badge.st-green { color: var(--green); border-color: var(--green); background: rgba(63, 185, 80, 0.12); }
.badge.st-red { color: var(--red); border-color: var(--red); background: rgba(240, 82, 79, 0.12); }
.badge.st-yellow { color: var(--yellow); border-color: var(--yellow); background: rgba(214, 162, 39, 0.12); }

.analyze-form { display: flex; gap: 10px; flex-wrap: wrap; }
.analyze-form input {
  flex: 1;
  min-width: 240px;
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 14px;
  outline: none;
}
.analyze-form input:focus { border-color: var(--accent); }

/* ---------- Rubric 徽章 ---------- */
.badge-wrap { display: inline-flex; align-items: center; gap: 8px; }
.badge {
  display: inline-block;
  min-width: 24px;
  text-align: center;
  font-weight: 700;
  font-size: 13px;
  padding: 1px 8px;
  border-radius: 6px;
  border: 1px solid;
}
.badge.big { font-size: 17px; padding: 3px 12px; }
.badge.gA { color: var(--green); border-color: var(--green); background: rgba(63, 185, 80, 0.12); }
.badge.gB { color: var(--blue); border-color: var(--blue); background: rgba(88, 166, 255, 0.12); }
.badge.gC { color: var(--yellow); border-color: var(--yellow); background: rgba(214, 162, 39, 0.12); }
.badge.gD { color: var(--red); border-color: var(--red); background: rgba(240, 82, 79, 0.12); }
.badge.gnone { color: var(--gray); border-color: var(--gray); }
.score { font-size: 12.5px; }

.rubric-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }

.score-pill { display: inline-block; min-width: 34px; text-align: center; font-size: 12.5px; font-weight: 600; padding: 1px 8px; border-radius: 999px; border: 1px solid; }
.score-pill.s1 { color: var(--green); border-color: var(--green); }
.score-pill.s05 { color: var(--yellow); border-color: var(--yellow); }
.score-pill.s0 { color: var(--red); border-color: var(--red); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-block;
  font: inherit;
  font-size: 14px;
  color: #fff;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 7px 16px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.btn:hover:not(:disabled) { background: var(--accent-hover); border-color: var(--accent-hover); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn.ghost:hover:not(:disabled) { background: var(--panel-2); border-color: var(--muted); }
.btn.sm { font-size: 13px; padding: 4px 12px; border-radius: 7px; }
.btn.block { width: 100%; }

/* ---------- 骨架屏 ---------- */
.skel-line {
  height: 12px;
  border-radius: 6px;
  margin: 10px 0;
  background: linear-gradient(90deg, var(--panel-2) 25%, #242f49 50%, var(--panel-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite linear;
}
.skel-line.w40 { width: 40%; }
.skel-line.w60 { width: 60%; }
.skel-line.w80 { width: 80%; }
.skel-row {
  height: 44px;
  border-radius: 8px;
  margin-bottom: 10px;
  background: linear-gradient(90deg, var(--panel) 25%, var(--panel-2) 50%, var(--panel) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite linear;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ---------- 错误与提示 ---------- */
.err-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(240, 82, 79, 0.08);
  border: 1px solid rgba(240, 82, 79, 0.45);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 16px;
}
.err-ico {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  font-weight: 700;
  text-align: center;
  line-height: 22px;
  font-size: 13px;
}
.err-msg { flex: 1; font-size: 14px; }
.err-inline { color: var(--red); font-size: 13.5px; margin: 8px 0; }
.notice {
  background: rgba(214, 162, 39, 0.1);
  border: 1px solid rgba(214, 162, 39, 0.5);
  color: var(--yellow);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13.5px;
}

/* ---------- 登录页 ---------- */
.login-wrap { display: flex; justify-content: center; padding-top: 8vh; }
.login-card { width: 100%; max-width: 420px; }
.login-card h2 { margin-bottom: 8px; }
.login-card input {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 14px;
  margin: 14px 0 12px;
  outline: none;
}
.login-card input:focus { border-color: var(--accent); }

/* ---------- Markdown 正文 ---------- */
.md { line-height: 1.75; }
.md h1, .md h2, .md h3, .md h4, .md h5, .md h6 { margin: 1.2em 0 0.5em; line-height: 1.4; }
.md h1 { font-size: 22px; } .md h2 { font-size: 19px; } .md h3 { font-size: 16.5px; } .md h4 { font-size: 15px; }
.md h1:first-child, .md h2:first-child { margin-top: 0; }
.md p { margin: 0.6em 0; }
.md ul, .md ol { padding-left: 1.6em; margin: 0.5em 0; }
.md li { margin: 0.2em 0; }
.md hr { border: none; border-top: 1px solid var(--border); margin: 1.4em 0; }
.md blockquote {
  margin: 0.8em 0;
  padding: 6px 14px;
  border-left: 3px solid var(--accent);
  background: var(--panel-2);
  border-radius: 0 8px 8px 0;
  color: var(--muted);
}
.md code { background: var(--panel-2); border: 1px solid var(--border); border-radius: 5px; padding: 1px 6px; font-size: 13px; }
.md pre { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; overflow-x: auto; }
.md pre code { background: none; border: none; padding: 0; }
.md table { width: 100%; border-collapse: collapse; margin: 0.8em 0; font-size: 14px; }
.md th, .md td { border: 1px solid var(--border); padding: 7px 10px; text-align: left; }
.md th { background: var(--panel-2); }
.md img { max-width: 100%; }
.md a { word-break: break-all; }

/* ---------- 响应式 ---------- */
@media (max-width: 720px) {
  body { font-size: 14px; }
  .container { padding: 16px 12px 32px; }
  .topbar { height: auto; padding: 10px 12px; }
  .page-head { flex-direction: column; }
  .tbl th, .tbl td { padding: 8px 8px; font-size: 13px; }
  .ellip { max-width: 180px; }
  .card { padding: 14px 14px; }
  .stat-value { font-size: 18px; }
}

/* ---------- P2：预测复盘 / 事件日历 ---------- */
.big-num { font-size: 36px; font-weight: 800; line-height: 1.15; letter-spacing: 0.5px; margin: 2px 0 4px; }

.dir-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; }
.dir-cell { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; }
.dir-cell .dir-label { font-size: 13px; color: var(--muted); }
.dir-cell .dir-rate { font-size: 22px; font-weight: 700; margin: 4px 0 2px; }
.dir-cell .dir-n { font-size: 12.5px; color: var(--muted); }

.pbar {
  height: 8px;
  border-radius: 999px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-top: 6px;
}
.pbar > i { display: block; height: 100%; background: var(--accent); border-radius: 999px; transition: width 0.3s; }

.seg { display: inline-flex; gap: 4px; background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 3px; }
.seg button {
  font: inherit;
  font-size: 13px;
  color: var(--muted);
  background: transparent;
  border: none;
  border-radius: 6px;
  padding: 4px 12px;
  cursor: pointer;
}
.seg button:hover:not(.on) { color: var(--text); }
.seg button.on { color: #fff; background: var(--accent); font-weight: 600; }

@media (max-width: 720px) {
  .big-num { font-size: 30px; }
  .dir-cell .dir-rate { font-size: 19px; }
}

/* ---------- P3：反馈通道 ---------- */
.fb-form select, .fb-form textarea, .fb-form input {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  outline: none;
}
.fb-form select:focus, .fb-form textarea:focus, .fb-form input:focus { border-color: var(--accent); }
.fb-form textarea { min-height: 110px; resize: vertical; }
.fb-row { margin-bottom: 12px; }
.fb-label { display: block; font-size: 13px; color: var(--text); margin-bottom: 6px; }
.fb-count { font-size: 12px; color: var(--muted); text-align: right; margin-top: 4px; }
.fb-count.over { color: var(--red); }
.fb-ok { color: var(--green); font-size: 13.5px; margin: 8px 0 0; }

.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(4, 8, 14, 0.66);
  z-index: 50;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 8vh 16px 24px;
  overflow-y: auto;
}
.modal { width: 100%; max-width: 560px; margin-bottom: 0; }
.modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.modal-head h3 { margin: 0; }

.fb-item .fb-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 13px; }
.fb-item .fb-head .spacer { flex: 1; }
.fb-content { white-space: pre-wrap; word-break: break-word; margin: 10px 0 0; }
.fb-contact { font-size: 12.5px; margin: 8px 0 0; }
.fb-from { font-size: 12.5px; }

/* ---------- P4：行情图表（ECharts） ---------- */
.chart-card { padding: 14px 16px 10px; }
.chart-tabs { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.chart-tabs-label { font-size: 13px; flex: none; }
.chart-box { width: 100%; height: 620px; }
.chart-hint { margin: 8px 0 0; font-size: 12.5px; }
.chart-jump { align-items: center; }
.chart-jump input { min-width: 200px; padding: 5px 12px; font-size: 13px; }

.skel-chart {
  height: 420px;
  border-radius: 8px;
  margin: 12px 0;
  background: linear-gradient(90deg, var(--panel-2) 25%, #242f49 50%, var(--panel-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s infinite linear;
}

@media (max-width: 720px) {
  .chart-box { height: 460px; }
  .chart-jump { width: 100%; }
  .chart-jump input { flex: 1; min-width: 0; }
}