:root {
  --bg: #f5f7fb;
  --card: #ffffff;
  --text: #10141f;
  --muted: #6b7280;
  --line: #dfe5ec;
  --blue: #1f5fd1;
  --cyan: #10bcd4;
  --red: #c52d3a;
  --green: #16a05d;
  --orange: #d99b1f;
  --shadow: 0 18px 46px rgba(15, 23, 42, .10);
  --soft-shadow: 0 8px 22px rgba(15, 23, 42, .07);
}

body.dark {
  --bg: #070b14;
  --card: #111827;
  --text: #f8fafc;
  --muted: #9ca3af;
  --line: #263244;
  --shadow: 0 16px 40px rgba(0, 0, 0, .28);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(31,95,209,.16), transparent 24rem),
    radial-gradient(circle at 90% 6%, rgba(16,188,212,.12), transparent 20rem),
    linear-gradient(180deg, #fbfdff 0, var(--bg) 22rem);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 18px;
}
button, input { font: inherit; }
button { cursor: pointer; }

.app-shell {
  width: min(100%, 900px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px 22px 112px;
}
.hero-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0 20px;
}
.eyebrow { display: block; color: var(--blue); font-size: 13px; font-weight: 950; letter-spacing: 2px; }
.hero-head h1 { margin: 8px 0 0; font-size: 42px; line-height: 1.08; font-weight: 950; letter-spacing: 0; }
.hero-head p { margin: 8px 0 0; color: var(--muted); font-size: 19px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.trust-row span {
  padding: 7px 10px;
  border-radius: 999px;
  color: #315272;
  background: rgba(255,255,255,.72);
  border: 1px solid var(--line);
  font-size: 14px;
  font-weight: 900;
}
.refresh-btn {
  border: 0;
  border-radius: 18px;
  min-width: 104px;
  min-height: 58px;
  color: white;
  background: var(--blue);
  font-size: 22px;
  font-weight: 900;
  box-shadow: 0 14px 24px rgba(37, 99, 217, .24);
}

.page { display: none; }
.page.active { display: block; }
.hero-card {
  margin-top: 8px;
  padding: 26px;
  border-radius: 28px;
  color: #f8fafc;
  background:
    linear-gradient(135deg, rgba(15,23,42,.96), rgba(30,64,175,.92)),
    #0f172a;
  box-shadow: 0 24px 60px rgba(15, 23, 42, .22);
}
.hero-card .panel-title h2,
.hero-card .panel-title p { color: #fff; }
.hero-card .pill { color: #dbeafe; background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.24); }
.hero-card .insight-copy {
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,.10);
  color: #fff;
  box-shadow: none;
}
.quick-actions { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 10px; margin-top: 18px; }
.primary-action,
.secondary-action {
  min-height: 58px;
  border: 0;
  border-radius: 18px;
  font-size: 19px;
  font-weight: 950;
}
.primary-action { color: #0f172a; background: #fff; }
.secondary-action { color: #e5efff; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.20); }
.demo-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.demo-actions button {
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.20);
  background: rgba(255,255,255,.08);
  color: #dbeafe;
  font-weight: 900;
}
.guide-panel { margin-top: 16px; }
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 18px; }
.guide-grid article {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fbfdff;
}
body.dark .guide-grid article { background: #0b1220; }
.guide-grid strong {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  color: #fff;
  background: var(--blue);
}
.guide-grid span { display: block; margin-top: 12px; font-size: 21px; font-weight: 950; }
.guide-grid p { margin: 8px 0 0; color: var(--muted); line-height: 1.6; }
.market-tabs { display: flex; gap: 18px; overflow-x: auto; padding: 20px 0; }
.market-tabs button {
  flex: 0 0 auto;
  min-height: 58px;
  padding: 0 28px;
  border-radius: 28px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--muted);
  font-size: 22px;
  font-weight: 800;
}
.market-tabs button.active { color: #27527e; background: #eaf3ff; border-color: #a9bfd8; }
.search-card { display: grid; grid-template-columns: 1fr 104px; gap: 10px; }
.search-card input, .holding-inputs input, .settings-card input {
  min-height: 64px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0 22px;
  background: var(--card);
  color: var(--text);
  font-size: 24px;
}
.search-card button, .wide-btn, .holding-inputs button {
  border: 0;
  border-radius: 16px;
  background: var(--blue);
  color: white;
  font-weight: 900;
  min-height: 64px;
}
.hot-searches { display: flex; gap: 10px; overflow-x: auto; padding: 12px 0 2px; }
.hot-searches button {
  flex: 0 0 auto;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.78);
  color: #315272;
  font-weight: 900;
}
.panel {
  margin-top: 20px;
  padding: 24px;
  border-radius: 24px;
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.compact-panel { padding: 22px; }
.priority-panel { border-color: #c9d7e8; }
.fold-section { margin-top: 20px; }
.fold-section > summary {
  min-height: 54px;
  display: flex;
  align-items: center;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.72);
  color: #315272;
  font-weight: 950;
  cursor: pointer;
}
.fold-section .panel { margin-top: 12px; }
.quick-start-panel { margin-top: 18px; }
.quick-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 18px;
}
.quick-steps button {
  min-height: 112px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fbfdff;
  color: var(--text);
  text-align: left;
  padding: 16px;
}
body.dark .quick-steps button { background: #0b1220; }
.quick-steps strong {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  color: #fff;
  background: var(--blue);
  font-size: 18px;
}
.quick-steps span { display: block; margin-top: 12px; font-size: 22px; font-weight: 950; }
.quick-steps em { display: block; margin-top: 6px; color: var(--muted); font-style: normal; }
.insight-copy {
  margin-top: 18px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid #bfdbfe;
  background: linear-gradient(180deg, #eff6ff, #ffffff);
  color: #17345d;
  font-size: 22px;
  font-weight: 900;
  line-height: 1.65;
}
body.dark .insight-copy { background: #0b1220; color: #dbeafe; border-color: #1e3a8a; }
.panel-title { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.panel-title h2 { margin: 0; font-size: 30px; font-weight: 950; }
.panel-title p { margin: 8px 0 0; color: var(--muted); font-size: 20px; }
.pill {
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid #cbd5e1;
  color: #315272;
  background: #f8fbff;
  font-size: 18px;
  font-weight: 800;
}
.pill.ok { color: #166534; background: #ecfdf3; border-color: #bbf7d0; }
.account-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 24px; }
.account-grid article {
  min-height: 138px;
  padding: 22px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #f8fbfc;
}
body.dark .account-grid article { background: #0b1220; }
.account-grid span { color: var(--muted); font-size: 21px; }
.account-grid strong { display: block; margin-top: 16px; font-size: 34px; font-weight: 950; }
.account-grid em { display: block; margin-top: 8px; color: var(--muted); font-style: normal; font-size: 18px; }
.num-red { color: var(--red); }
.num-green { color: var(--green); }
.action-copy { margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--line); }
.action-copy strong { display: block; font-size: 25px; line-height: 1.55; }
.action-copy li { margin-top: 10px; color: var(--muted); line-height: 1.7; font-size: 22px; }

.lab-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 20px; }
.lab-grid article {
  position: relative;
  overflow: hidden;
  min-height: 136px;
  padding: 20px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #fbfdff, #f1f7fb);
}
body.dark .lab-grid article { background: linear-gradient(180deg, #101827, #0b1220); }
.lab-grid span { color: var(--muted); font-weight: 800; }
.lab-grid strong { display: block; margin-top: 12px; font-size: 36px; font-weight: 950; }
.lab-grid em { display: block; margin-top: 6px; color: var(--muted); font-style: normal; }
.lab-grid i {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 16px;
  height: 8px;
  border-radius: 999px;
  background: #dbeafe;
}
.lab-grid i::after {
  content: "";
  display: block;
  width: var(--w);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #16c6d9, #2563d9);
}

.toolbar-row { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin-top: 18px; }
.toolbar-row select {
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0 14px;
  background: var(--card);
  color: var(--text);
  font: inherit;
  font-weight: 800;
}
.holding-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.holding-inputs button { grid-column: 1 / -1; }
.watch-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
.plain-btn, .danger-btn {
  min-height: 54px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: var(--card);
  color: #315272;
  font-weight: 900;
}
.danger-btn { color: #991b1b; background: #fee2e2; }
.holding-list { display: grid; gap: 14px; margin-top: 18px; }
.holding-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  padding: 18px;
  border-radius: 18px;
  background: #f8fbfc;
  border: 1px solid var(--line);
}
body.dark .holding-row { background: #0b1220; }
.holding-row strong { display: block; font-size: 23px; }
.holding-row span, .holding-row em { display: block; margin-top: 6px; color: var(--muted); font-style: normal; font-size: 17px; }
.holding-row .profit { margin-top: 8px; font-size: 20px; font-weight: 950; }
.holding-row button { border: 0; border-radius: 999px; padding: 0 12px; color: #991b1b; background: #fee2e2; }
.import-box { margin-top: 16px; border: 1px solid var(--line); border-radius: 18px; padding: 16px; background: #fbfdff; }
body.dark .import-box { background: #0b1220; }
.import-box summary { cursor: pointer; font-size: 20px; font-weight: 950; }
.import-box p { color: var(--muted); line-height: 1.7; }
.import-box textarea {
  width: 100%;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px;
  background: var(--card);
  color: var(--text);
  font: inherit;
  line-height: 1.5;
}
.import-box .wide-btn { width: 100%; margin-top: 10px; }
.screenshot-import {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f8fbff;
}
body.dark .screenshot-import { background: #0b1220; }
.screenshot-import h3 { margin: 0 0 10px; font-size: 22px; }
.screenshot-preview {
  display: block;
  width: 100%;
  max-height: 360px;
  object-fit: contain;
  margin-top: 12px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff;
}
.file-input {
  width: 100%;
  min-height: 60px;
  margin-top: 10px;
  padding: 14px;
  border: 1px dashed #9ab2ce;
  border-radius: 16px;
  background: #f8fbff;
  color: var(--muted);
}
body.dark .file-input { background: #0b1220; }
.risk-list { display: grid; gap: 12px; margin-top: 18px; }
.risk-row {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fff7ed;
}
body.dark .risk-row { background: #1a1320; }
.risk-row strong { display: block; font-size: 21px; }
.risk-row span { display: block; margin-top: 8px; color: var(--muted); line-height: 1.6; }
.risk-row.hot { border-left: 6px solid var(--red); }
.risk-row.warn { border-left: 6px solid var(--orange); }
.warning-list { display: grid; gap: 14px; margin-top: 18px; }
.warning-card {
  position: relative;
  overflow: hidden;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fbfdff;
}
.warning-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: #cbd5e1;
}
.warning-card.risk-low::before { background: var(--green); }
.warning-card.risk-mid::before { background: var(--orange); }
.warning-card.risk-high::before { background: var(--red); }
body.dark .warning-card { background: #0b1220; }
.warning-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.warning-head strong { display: block; font-size: 23px; }
.warning-head span { display: block; margin-top: 6px; color: var(--muted); font-size: 16px; }
.risk-badge { flex: 0 0 auto; padding: 8px 12px; border-radius: 999px; font-weight: 950; color: #fff; background: #64748b; }
.risk-badge.low { background: #16a05d; }
.risk-badge.mid { background: #d99b1f; }
.risk-badge.high { background: #c52d3a; }
.warning-metrics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 16px; }
.warning-metrics div {
  min-height: 78px;
  padding: 12px;
  border-radius: 14px;
  background: #f1f7fb;
  border: 1px solid var(--line);
}
body.dark .warning-metrics div { background: #111827; }
.warning-metrics span { display: block; color: var(--muted); font-size: 15px; }
.warning-metrics strong { display: block; margin-top: 6px; font-size: 21px; }
.warning-note {
  margin: 14px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  line-height: 1.7;
}
.plan-box {
  margin-top: 14px;
  padding: 16px;
  border-radius: 16px;
  background: #0f172a;
  color: #fff;
}
body.dark .plan-box { background: #172033; }
.plan-box span {
  display: block;
  color: #93c5fd;
  font-size: 15px;
  font-weight: 900;
}
.plan-box strong {
  display: block;
  margin-top: 6px;
  font-size: 24px;
  font-weight: 950;
}
.plan-box p {
  margin: 8px 0 0;
  color: #dbeafe;
  line-height: 1.65;
}

.score-wrap { display: grid; grid-template-columns: 170px 1fr; gap: 22px; align-items: center; }
.gauge {
  width: 160px; height: 160px; border-radius: 50%; display: grid; place-items: center;
  background: conic-gradient(var(--cyan) calc(var(--score) * 1%), #d9e1ea 0);
  position: relative;
}
.gauge::after { content: ""; position: absolute; inset: 18px; border-radius: 50%; background: var(--card); }
.gauge strong, .gauge span { position: relative; z-index: 1; text-align: center; }
.gauge strong { font-size: 48px; font-weight: 950; align-self: end; }
.gauge span { color: var(--cyan); font-weight: 900; align-self: start; }
.score-copy h2 { margin: 0; font-size: 28px; }
.score-copy p { color: var(--muted); line-height: 1.8; font-size: 20px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0; }
.chips span { padding: 7px 10px; border-radius: 999px; color: #0f766e; background: #ccfbf1; font-weight: 800; font-size: 15px; }
.chips span.hot { color: #991b1b; background: #fee2e2; }
.chips span.warn { color: #92400e; background: #fef3c7; }
.strategy-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 18px; }
.strategy-card {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #fbfdff;
  border-left: 6px solid var(--green);
}
body.dark .strategy-card { background: #0b1220; }
.strategy-card.secondary { border-left-color: var(--cyan); }
.strategy-card.risk { border-left-color: #ef4770; }
.strategy-card.target { border-left-color: var(--orange); }
.strategy-card span { color: var(--muted); font-weight: 800; }
.strategy-card strong { display: block; margin: 8px 0; font-size: 23px; }
.strategy-card p { margin: 0; color: var(--muted); line-height: 1.6; }
.chart-panel canvas { width: 100%; height: auto; margin-top: 18px; border-radius: 16px; background: #0b1020; }
.report-toolbar { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.label-chip { padding: 8px 12px; border-radius: 999px; color: #fff; background: var(--blue); font-weight: 900; }
.source-line { color: var(--muted); font-size: 15px; }
.report-body { display: grid; gap: 14px; margin-top: 16px; }
.report-section, .conclusion-block { padding: 18px; border-radius: 16px; border: 1px solid var(--line); background: #fbfdff; line-height: 1.8; font-size: 17px; }
body.dark .report-section, body.dark .conclusion-block { background: #0b1220; }
.conclusion-block { background: #fff7ed; color: #7c2d12; }
.settings-card { display: grid; gap: 12px; }
.settings-card p, .page .panel p { color: var(--muted); line-height: 1.7; }
.profit-board { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 16px; }
.profit-board article {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fbfdff;
}
body.dark .profit-board article { background: #0b1220; }
.profit-board span { color: var(--muted); }
.profit-board strong { display: block; margin-top: 8px; font-size: 26px; font-weight: 950; }
.note-area {
  width: 100%;
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  background: var(--card);
  color: var(--text);
  font: inherit;
  line-height: 1.7;
  resize: vertical;
}
.review-box {
  margin-top: 16px;
  padding: 18px;
  border-radius: 18px;
  border: 1px solid #bfdbfe;
  background: linear-gradient(180deg, #eff6ff, #ffffff);
  color: #17345d;
  line-height: 1.8;
  font-size: 18px;
}
body.dark .review-box { background: #0b1220; color: #dbeafe; border-color: #1e3a8a; }
.review-box strong { display: block; margin-top: 10px; color: var(--text); font-size: 20px; }
.review-box ul { margin: 8px 0 0; padding-left: 20px; }
.review-box li { margin-top: 6px; }
.advanced-box { border: 1px solid var(--line); border-radius: 18px; padding: 16px; }
.advanced-box summary { cursor: pointer; font-size: 20px; font-weight: 950; }
.advanced-box label { display: block; margin-top: 12px; }
.broker-grid { display: grid; gap: 12px; margin-top: 14px; }
.broker-grid article {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: #fbfdff;
}
body.dark .broker-grid article { background: #0b1220; }
.broker-grid strong { display: block; font-size: 22px; }
.broker-grid span { display: block; margin-top: 8px; color: var(--muted); line-height: 1.7; }
.toggle-row { display: flex; gap: 10px; align-items: center; }
.toggle-row input { width: 22px; min-height: 22px; }
.disclaimer { position: fixed; left: 0; right: 0; bottom: 68px; padding: 8px 16px; text-align: center; background: rgba(255,255,255,.92); color: #7c2d12; font-size: 13px; border-top: 1px solid var(--line); }
body.dark .disclaimer { background: rgba(17,24,39,.94); }
.bottom-tabs { position: fixed; left: 0; right: 0; bottom: 0; height: 68px; display: grid; grid-template-columns: repeat(5, 1fr); background: rgba(255,255,255,.96); border-top: 1px solid var(--line); }
body.dark .bottom-tabs { background: rgba(17,24,39,.96); }
.bottom-tabs button { border: 0; background: transparent; color: var(--muted); font-size: 18px; font-weight: 900; }
.bottom-tabs button.active { margin: 8px; border-radius: 14px; color: white; background: #0f172a; }
.hidden { display: none !important; }

@media (max-width: 560px) {
  .app-shell { padding: 28px 24px 116px; }
  .hero-head h1 { font-size: 40px; }
  .search-card { grid-template-columns: 1fr; }
  .account-grid, .strategy-grid, .holding-inputs, .watch-actions, .profit-board { grid-template-columns: 1fr 1fr; }
  .toolbar-row { grid-template-columns: 1fr; }
  .quick-steps { grid-template-columns: 1fr; }
  .quick-actions { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; }
  .lab-grid { grid-template-columns: 1fr; }
  .score-wrap { grid-template-columns: 1fr; }
  .gauge { margin: 0 auto; }
  .bottom-tabs button { font-size: 17px; }
}

@media (max-width: 390px) {
  .account-grid, .strategy-grid, .holding-inputs, .watch-actions, .profit-board { grid-template-columns: 1fr; }
  .panel { padding: 20px; }
}