:root {
  --bg: #f7f1ef;
  --panel: #ffffff;
  --panel-soft: #fffaf8;
  --text: #241b1b;
  --muted: #706262;
  --line: #ead8d4;
  --brand: #ff2442;
  --brand-dark: #b8132b;
  --soft: #ffe8e5;
  --green: #137a4b;
  --green-bg: #e8f7ef;
  --amber: #8a5a00;
  --amber-bg: #fff3d6;
  --shadow: 0 12px 30px rgba(80, 37, 34, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #151011;
    --panel: #21191a;
    --panel-soft: #261d1d;
    --text: #f7eeee;
    --muted: #c8b8b8;
    --line: #463435;
    --soft: #472226;
    --green-bg: #153626;
    --amber-bg: #3a2a0f;
    --shadow: 0 14px 34px rgba(0, 0, 0, 0.28);
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--text);
  background: linear-gradient(180deg, #fff9f7 0%, var(--bg) 46%, #f8f4f2 100%);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.55;
}
@media (prefers-color-scheme: dark) { body { background: var(--bg); } }
body.locked .app-shell { display: none; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
h1 { font-size: clamp(28px, 4vw, 42px); line-height: 1.15; }
h2 { font-size: 22px; }
h3 { font-size: 16px; }
button, input, textarea, select { font: inherit; }

.auth-screen { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.auth-screen[hidden] { display: none; }
.auth-card, .panel, .card, .metric-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  box-shadow: var(--shadow);
}
.auth-card { width: min(420px, 100%); padding: 26px; }
.auth-form { display: grid; gap: 12px; margin-top: 18px; }
.auth-form input, textarea, select {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  background: var(--panel);
}
.auth-error { min-height: 22px; color: var(--brand); font-size: 14px; font-weight: 800; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 22px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--panel) 92%, transparent);
  backdrop-filter: blur(12px);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 900; }
.mark { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 8px; color: #fff; background: var(--brand); }
.meta { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; color: var(--muted); font-size: 13px; font-weight: 800; }
.pill {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--panel-soft);
  font-size: 12px;
  font-weight: 850;
}
.pill.danger-pill, .danger-pill { color: var(--brand-dark); background: var(--soft); }
.pill.ok-pill, .ok-pill { color: var(--green); background: var(--green-bg); }

main { width: min(1240px, calc(100% - 32px)); margin: 22px auto 52px; }
.nav-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: var(--shadow);
}
.nav-tabs a {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 900;
}
.nav-tabs a.active { color: var(--brand-dark); background: var(--soft); }

.hero { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 16px; align-items: start; margin-bottom: 16px; }
.ops-hero { align-items: stretch; }
.hero-side {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  max-width: 360px;
}
.hero p, .muted, .note { color: var(--muted); }
.panel { padding: 20px; margin-top: 16px; }
.section-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
}
.grid { display: grid; gap: 14px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.five { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.card, .metric-card { padding: 15px; }
.metric-value { display: block; margin-top: 6px; font-size: 28px; line-height: 1; font-weight: 900; }
.tag { display: inline-flex; margin-bottom: 8px; padding: 3px 8px; border-radius: 999px; color: var(--brand-dark); background: var(--soft); font-size: 12px; font-weight: 900; }
.ops-board {
  display: grid;
  grid-template-columns: repeat(6, minmax(150px, 1fr));
  gap: 10px;
  margin: 16px 0;
  overflow-x: auto;
  padding-bottom: 4px;
}
.ops-column {
  min-width: 150px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  box-shadow: var(--shadow);
}
.ops-column h2 { font-size: 15px; margin-bottom: 8px; }
.funnel-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}
.funnel-card {
  display: grid;
  gap: 7px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-soft);
}
.funnel-card span { color: var(--muted); font-size: 12px; font-weight: 900; }
.funnel-card b { font-size: 22px; line-height: 1; }
.funnel-card p { color: var(--muted); font-size: 12px; }
.funnel-card.ok { border-color: color-mix(in srgb, var(--green) 30%, var(--line)); }
.funnel-card.warn, .funnel-card.neutral { border-color: color-mix(in srgb, var(--amber) 25%, var(--line)); }
.funnel-card.danger { border-color: color-mix(in srgb, var(--brand) 34%, var(--line)); }
.mini-list { display: grid; gap: 8px; margin-top: 10px; }
.mini-item {
  display: grid;
  gap: 4px;
  padding: 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
}
.mini-item b { font-size: 13px; }
.mini-item span { color: var(--muted); font-size: 12px; }
.rank-list { display: grid; gap: 10px; }
.rank-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-soft);
}
.rank-card.action-card { grid-template-columns: minmax(0, 1fr); }
.action-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}
.score { color: var(--brand-dark); font-weight: 900; white-space: nowrap; }
.stats { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.stat { padding: 4px 7px; border: 1px solid var(--line); border-radius: 999px; background: var(--panel); color: var(--muted); font-size: 12px; font-weight: 800; }
.stat.good { color: var(--green); background: var(--green-bg); }
.decision-box {
  display: grid;
  gap: 5px;
  margin-top: 10px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
}
.decision-box b { font-size: 13px; }
.decision-box p { color: var(--muted); font-size: 13px; }
.task-card { display: grid; gap: 10px; }
.topic-card {
  display: grid;
  gap: 10px;
  border-left: 4px solid var(--line);
}
.topic-card.ok { border-left-color: var(--green); }
.topic-card.warn { border-left-color: var(--amber); }
.topic-card.danger { border-left-color: var(--brand); }
.topic-card.muted {
  opacity: 0.58;
  filter: grayscale(0.2);
}
.topic-hidden { display: none; }
.empty-state {
  margin-top: 14px;
  padding: 16px;
  border: 1px dashed var(--line);
  border-radius: 10px;
  background: var(--panel-soft);
}
.data-warning {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
}
.task-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 10px;
}
.task-grid ol, .task-grid ul { margin: 6px 0 0; padding-left: 19px; color: var(--muted); font-size: 13px; }
.field-label {
  display: grid;
  gap: 7px;
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}
.check-stack {
  display: grid;
  gap: 8px;
  margin: 10px 0;
  color: var(--muted);
  font-size: 13px;
}
.checklist-card {
  display: grid;
  gap: 6px;
  align-content: start;
}
.checklist-card input { width: auto; margin-right: 6px; }
.step-track {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.step-chip {
  padding: 6px 9px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--panel-soft);
  font-size: 12px;
  font-weight: 900;
}
.step-chip.done { color: var(--green); background: var(--green-bg); }
.step-chip.current { color: var(--brand-dark); background: var(--soft); }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 10px 13px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: #fff;
  background: var(--brand);
  text-decoration: none;
  font-weight: 900;
  cursor: pointer;
}
.btn.secondary { color: var(--brand-dark); background: var(--soft); border-color: var(--line); }
.btn.ghost { color: var(--muted); background: var(--panel); border-color: var(--line); }
.warning { padding: 12px; border-radius: 9px; color: var(--amber); background: var(--amber-bg); font-weight: 800; }
.danger { color: var(--brand-dark); }
.ok { color: var(--green); }
textarea { min-height: 90px; resize: vertical; }

@media (max-width: 900px) {
  .topbar, .hero { grid-template-columns: 1fr; flex-direction: column; }
  .hero-side, .section-row { justify-content: flex-start; }
  .meta { justify-content: flex-start; }
  .grid.two, .grid.three, .grid.four, .grid.five, .task-grid, .funnel-grid { grid-template-columns: 1fr; }
  .rank-card { grid-template-columns: 1fr; }
  .ops-board { grid-template-columns: repeat(6, minmax(148px, 1fr)); }
}

@media (max-width: 560px) {
  main { width: min(100% - 24px, 1240px); }
  .topbar { padding: 12px; }
  .nav-tabs a { flex: 1 1 auto; text-align: center; }
}