:root {
  --bg: #F8FAFC;
  --panel: #FFFFFF;
  --border: #E2E8F0;
  --text: #0F172A;
  --text-mute: #64748B;
  --navy: #0F172A;
  --accent: #2563EB;
  --good: #16A34A;
  --good-bg: #F0FDF4;
  --warn: #D97706;
  --warn-bg: #FFFBEB;
  --bad: #DC2626;
  --bad-bg: #FEF2F2;
  --neutral-bg: #F1F5F9;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a { color: var(--accent); }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(15, 23, 42, 0.96);
  backdrop-filter: blur(6px);
  color: #fff;
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.nav-brand { font-weight: 700; letter-spacing: 0.02em; }
.nav-links a { color: #CBD5E1; text-decoration: none; margin-left: 20px; font-size: 14px; }
.nav-links a:hover { color: #fff; }

/* hero */
.hero { background: var(--navy); color: #fff; padding: 56px 0 48px; }
.hero-grid { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.hero-copy { flex: 1 1 480px; min-width: 280px; }
.hero-logo { flex: 0 1 340px; max-width: 340px; margin: 0 auto; }
.hero-logo img { width: 100%; height: auto; display: block; border-radius: 16px; box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.5); }
.hero-eyebrow { color: #93C5FD; font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 12px; }
.hero h1 { font-size: 34px; margin: 0 0 12px; line-height: 1.2; }
.hero p.lead { color: #CBD5E1; font-size: 16px; max-width: 640px; margin: 0 0 20px; }
.hero-meta { display: flex; gap: 24px; flex-wrap: wrap; font-size: 13px; color: #94A3B8; margin-top: 20px; }
.hero-meta strong { color: #E2E8F0; display: block; font-size: 14px; margin-bottom: 2px; }
.hero-actions { margin-top: 24px; }
.btn {
  display: inline-block; padding: 10px 18px; border-radius: 8px; font-size: 14px; font-weight: 600;
  text-decoration: none; cursor: pointer; border: 1px solid transparent;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #1D4ED8; }
.btn-ghost { background: transparent; color: #E2E8F0; border-color: #334155; margin-left: 10px; }
.btn-ghost:hover { border-color: #64748B; }

.disclaimer {
  background: #FFFBEB; border: 1px solid #FDE68A; color: #92400E;
  font-size: 13px; padding: 10px 16px; border-radius: 8px; margin-top: 20px; max-width: 640px;
}

/* narrative */
.narrative { padding: 48px 0; }
.narrative h2 { font-size: 22px; margin-bottom: 24px; }
.narrative-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.narrative-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 20px;
}
.narrative-card h3 { font-size: 14px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--text-mute); margin: 0 0 10px; }
.narrative-card p { font-size: 14px; margin: 0; color: #334155; }
.result-stats { list-style: none; padding: 0; margin: 12px 0 0; display: flex; flex-direction: column; gap: 8px; }
.result-stats li { font-size: 14px; }
.result-stats b { color: var(--accent); }

/* section shell */
.section { padding: 40px 0; border-top: 1px solid var(--border); }
.section h2 { font-size: 20px; margin: 0 0 4px; }
.section .section-sub { color: var(--text-mute); font-size: 14px; margin: 0 0 24px; }

/* KPI cards */
.kpi-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-bottom: 28px; }
.kpi-card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 16px; border-left: 3px solid var(--border); }
.kpi-card.tone-good { border-left-color: var(--good); }
.kpi-card.tone-warn { border-left-color: var(--warn); }
.kpi-card.tone-bad { border-left-color: var(--bad); }
.kpi-label { font-size: 12px; color: var(--text-mute); margin-bottom: 6px; }
.kpi-value { font-size: 24px; font-weight: 700; }
.kpi-sub { font-size: 12px; color: var(--text-mute); margin-top: 4px; }

/* panels / charts */
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 20px; margin-bottom: 20px; }
.panel h3 { margin: 0; font-size: 15px; }
.chart-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }

.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.panel-head-end { justify-content: flex-end; margin-bottom: 10px; }

.info-btn {
  flex: 0 0 auto; width: 20px; height: 20px; border-radius: 50%; border: 1px solid var(--border);
  background: var(--neutral-bg); color: var(--text-mute); font: italic 700 12px Georgia, serif;
  cursor: pointer; display: inline-flex; align-items: center; justify-content: center; padding: 0;
}
.info-btn:hover, .info-btn.open { background: var(--accent); border-color: var(--accent); color: #fff; }

.info-box {
  background: #EFF6FF; border: 1px solid #BFDBFE; color: #1E3A5F;
  font-size: 13px; padding: 12px 14px; border-radius: 8px; margin-bottom: 14px; line-height: 1.5;
}
.info-box strong { color: var(--navy); }

.kpi-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 6px; }
.kpi-card-head .kpi-label { margin-bottom: 0; }
.kpi-card .info-box { margin: 10px 0 0; font-size: 12px; padding: 10px 12px; }

/* settings */
.settings-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: end; }
.field label { display: block; font-size: 12px; color: var(--text-mute); margin-bottom: 6px; }
.field input {
  width: 100%; padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px;
}
.settings-reset { margin-top: 14px; }
.btn-small {
  padding: 6px 12px; font-size: 13px; border-radius: 6px; border: 1px solid var(--border);
  background: #fff; cursor: pointer;
}
.btn-small:hover { background: var(--neutral-bg); }

/* roadmap */
.milestone { margin-bottom: 20px; }
.milestone-head { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; flex-wrap: wrap; }
.milestone-name { font-weight: 600; font-size: 14px; }
.milestone-weeks { font-size: 12px; color: var(--text-mute); margin-left: auto; }
.status-pill { font-size: 11px; padding: 2px 8px; border-radius: 999px; text-transform: capitalize; font-weight: 600; }
.status-complete { background: var(--good-bg); color: var(--good); }
.status-in-progress { background: #EFF6FF; color: var(--accent); }
.status-at-risk { background: var(--bad-bg); color: var(--bad); }
.status-not-started { background: var(--neutral-bg); color: var(--text-mute); }
.milestone-track { position: relative; height: 10px; background: var(--neutral-bg); border-radius: 6px; }
.milestone-bar { position: absolute; top: 0; height: 100%; border-radius: 6px; opacity: 0.85; }
.milestone-bar.status-complete { background: var(--good); }
.milestone-bar.status-in-progress { background: var(--accent); }
.milestone-bar.status-at-risk { background: var(--bad); }
.milestone-bar.status-not-started { background: #CBD5E1; }
.milestone-now { position: absolute; top: -3px; width: 2px; height: 16px; background: var(--navy); }
.milestone-note { font-size: 12px; color: var(--bad); margin-top: 6px; }

/* alerts */
.alerts { display: flex; flex-direction: column; gap: 10px; }
.alert { border-radius: 8px; padding: 12px 14px; border: 1px solid; }
.alert-red { background: var(--bad-bg); border-color: #FCA5A5; }
.alert-amber { background: var(--warn-bg); border-color: #FCD34D; }
.alert-title { font-weight: 600; font-size: 13px; margin-bottom: 3px; }
.alert-detail { font-size: 13px; color: #334155; }
.alert-empty { font-size: 14px; color: var(--good); }

/* digest */
.digest-actions { margin-bottom: 12px; }
#digest-output {
  width: 100%; min-height: 220px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px;
  padding: 14px; border: 1px solid var(--border); border-radius: 8px; background: #F8FAFC; resize: vertical;
}

footer { padding: 32px 0 48px; color: var(--text-mute); font-size: 13px; }
footer a { color: var(--text-mute); }

@media (max-width: 900px) {
  .narrative-grid { grid-template-columns: 1fr; }
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
  .settings-grid { grid-template-columns: repeat(2, 1fr); }
}