:root {
  --bg: #0e1117;
  --bg-soft: #161b25;
  --card: #1b212e;
  --card-2: #212938;
  --line: #2b3445;
  --ink: #e8edf6;
  --ink-soft: #9aa6bd;
  --ink-mute: #6b7689;
  --accent: #5b8cff;
  --accent-2: #7c5cff;
  --good: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
  --content: #5b8cff;
  --consulting: #34d399;
  --product: #fbbf24;
  --investment: #f472b6;
  --radius: 14px;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, rgba(124, 92, 255, 0.16), transparent 60%),
    radial-gradient(1000px 500px at 0% 0%, rgba(91, 140, 255, 0.12), transparent 55%), var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* ---------- topbar ---------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(14, 17, 23, 0.7);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
  flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo { font-size: 30px; }
.topbar h1 { font-size: 18px; margin: 0; letter-spacing: 0.2px; }
.tagline { margin: 2px 0 0; color: var(--ink-soft); font-size: 12.5px; }
.topbar-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.week {
  display: flex; align-items: center; gap: 6px;
  font-size: 12.5px; color: var(--ink-soft);
}
.week input {
  width: 92px; background: var(--card); border: 1px solid var(--line);
  color: var(--ink); border-radius: 8px; padding: 6px 8px; font-size: 13px;
}

/* ---------- buttons ---------- */
.btn {
  border: 1px solid var(--line); background: var(--card-2); color: var(--ink);
  padding: 8px 14px; border-radius: 9px; font-size: 13px; cursor: pointer;
  transition: transform 0.06s ease, border-color 0.15s ease, background 0.15s ease;
}
.btn:hover { border-color: var(--accent); }
.btn:active { transform: translateY(1px); }
.btn.ghost { background: transparent; }
.btn.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); border-color: transparent; font-weight: 600; }
.btn.primary:hover { filter: brightness(1.08); }

/* ---------- layout ---------- */
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 24px;
  padding: 24px 28px 8px;
  max-width: 1340px;
  margin: 0 auto;
  align-items: start;
}
.intro { color: var(--ink-soft); font-size: 13.5px; margin: 0 0 16px; }
.intro strong { color: var(--ink); }

/* ---------- loop cards ---------- */
#loopCards { display: flex; flex-direction: column; gap: 16px; }
.loop-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-left: 4px solid var(--lc, var(--accent));
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}
.loop-card[data-loop="content"] { --lc: var(--content); }
.loop-card[data-loop="consulting"] { --lc: var(--consulting); }
.loop-card[data-loop="product"] { --lc: var(--product); }
.loop-card[data-loop="investment"] { --lc: var(--investment); }

.loop-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 4px; }
.loop-title { font-size: 16px; font-weight: 700; }
.loop-title .dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--lc); margin-right: 7px; vertical-align: middle; }
.loop-role { color: var(--ink-mute); font-size: 12px; }
.loop-health { font-size: 12px; color: var(--ink-soft); white-space: nowrap; }
.loop-health b { color: var(--ink); font-size: 14px; }
.field { margin-top: 11px; }
.field label { display: block; font-size: 12.5px; color: var(--ink-soft); margin-bottom: 5px; }
.field .hint { color: var(--ink-mute); font-weight: 400; }
textarea {
  width: 100%; resize: vertical; min-height: 56px;
  background: var(--bg-soft); border: 1px solid var(--line); color: var(--ink);
  border-radius: 9px; padding: 9px 11px; font-size: 13px; font-family: inherit; line-height: 1.5;
}
textarea:focus, .week input:focus { outline: none; border-color: var(--accent); }

.effort-row { display: flex; align-items: center; gap: 12px; }
.effort-row input[type="range"] { flex: 1; accent-color: var(--lc); }
.effort-val { font-size: 13px; color: var(--ink); width: 30px; text-align: right; }

/* handoff segmented */
.handoff-block { margin-top: 12px; padding-top: 12px; border-top: 1px dashed var(--line); }
.handoff-q { font-size: 12.5px; color: var(--ink-soft); margin-bottom: 7px; }
.handoff-q .edge { color: var(--lc); font-weight: 600; }
.segmented { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; }
.seg {
  border: 1px solid var(--line); background: var(--bg-soft); color: var(--ink-soft);
  border-radius: 8px; padding: 7px 4px; font-size: 12px; cursor: pointer; text-align: center;
  transition: all 0.12s ease;
}
.seg b { display: block; font-size: 13px; color: var(--ink); }
.seg:hover { border-color: var(--lc); }
.seg.active { background: color-mix(in srgb, var(--lc) 22%, transparent); border-color: var(--lc); color: var(--ink); }
.seg.active b { color: var(--lc); }

/* ---------- report ---------- */
.report { position: sticky; top: 86px; display: flex; flex-direction: column; gap: 16px; }
@media (max-width: 900px) { .report { position: static; } }

.score-card {
  display: flex; gap: 18px; align-items: center;
  background: linear-gradient(135deg, var(--card), var(--card-2));
  border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow);
}
.ring { position: relative; width: 120px; height: 120px; flex-shrink: 0; }
.ring svg { transform: rotate(-90deg); width: 120px; height: 120px; }
.ring-bg { fill: none; stroke: var(--line); stroke-width: 10; }
.ring-fg {
  fill: none; stroke: url(#g); stroke: var(--accent); stroke-width: 10; stroke-linecap: round;
  stroke-dasharray: 326.7; stroke-dashoffset: 326.7; transition: stroke-dashoffset 0.5s ease, stroke 0.4s ease;
}
.ring-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.ring-score { font-size: 34px; font-weight: 800; line-height: 1; }
.ring-max { font-size: 12px; color: var(--ink-mute); }
.score-meta { min-width: 0; }
.grade {
  display: inline-block; font-weight: 800; font-size: 13px; padding: 1px 9px; border-radius: 6px;
  background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--accent); margin-right: 8px;
}
.score-meta strong { font-size: 15px; }
.score-meta p { margin: 6px 0 10px; color: var(--ink-soft); font-size: 12.5px; }
.mini-metrics { display: flex; gap: 14px; font-size: 12px; color: var(--ink-soft); }
.mini-metrics b { color: var(--ink); }

.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; box-shadow: var(--shadow); }
.panel h2 { font-size: 14px; margin: 0 0 12px; }
.muted { color: var(--ink-mute); font-weight: 400; font-size: 12px; }

/* flywheel bars */
.flywheel { display: flex; flex-direction: column; gap: 10px; }
.fw-edge { font-size: 12.5px; }
.fw-edge .fw-top { display: flex; justify-content: space-between; margin-bottom: 4px; }
.fw-name { color: var(--ink-soft); }
.fw-lvl { color: var(--ink-mute); }
.fw-bar { height: 8px; background: var(--bg-soft); border-radius: 6px; overflow: hidden; }
.fw-fill { height: 100%; border-radius: 6px; transition: width 0.5s ease; }
.fw-fill.s0 { background: var(--bad); }
.fw-fill.s1 { background: var(--warn); }
.fw-fill.s2 { background: var(--accent); }
.fw-fill.s3 { background: var(--good); }

/* breakpoints */
.bp { border: 1px solid var(--line); border-left: 3px solid var(--bad); border-radius: 9px; padding: 10px 12px; margin-bottom: 9px; background: var(--bg-soft); }
.bp:last-child { margin-bottom: 0; }
.bp-head { font-size: 13px; font-weight: 600; }
.bp-tag { font-size: 11px; color: var(--bad); border: 1px solid color-mix(in srgb, var(--bad) 50%, var(--line)); border-radius: 5px; padding: 0 6px; margin-left: 6px; }
.bp-diag { font-size: 12px; color: var(--ink-soft); margin: 5px 0; }
.bp-fix { font-size: 12px; color: var(--ink); }
.bp-fix::before { content: "→ "; color: var(--good); }
.all-good { color: var(--good); font-size: 13px; }

/* focus */
.focus-list { margin: 0; padding-left: 18px; }
.focus-list li { margin-bottom: 10px; font-size: 13px; }
.focus-list b { display: block; margin-bottom: 2px; }
.focus-list .fa { color: var(--ink-soft); font-size: 12.5px; }

/* assets */
.asset-list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 7px; }
.asset-list li { font-size: 12.5px; display: flex; gap: 8px; align-items: baseline; }
.asset-loop { font-size: 11px; padding: 1px 7px; border-radius: 5px; background: var(--card-2); border: 1px solid var(--line); white-space: nowrap; }
.asset-empty { color: var(--ink-mute); font-size: 12.5px; }

.export-row { display: flex; gap: 10px; }
.export-row .btn { flex: 1; }
.saved-hint { text-align: center; color: var(--ink-mute); font-size: 11.5px; margin: 2px 0 0; }

.footer { color: var(--ink-mute); font-size: 12px; text-align: center; padding: 22px 28px 30px; max-width: 900px; margin: 0 auto; }

/* toast */
.toast {
  position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%) translateY(20px);
  background: var(--card-2); border: 1px solid var(--accent); color: var(--ink);
  padding: 10px 18px; border-radius: 10px; font-size: 13px; opacity: 0; pointer-events: none;
  transition: all 0.25s ease; z-index: 50; box-shadow: var(--shadow);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; padding: 18px 16px; }
  .topbar { padding: 14px 16px; }
  .topbar h1 { font-size: 16px; }
}