@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  --color-bg: #ECE6D8;
  --color-surface: #F8F5EE;
  --color-ink: #1B2A41;
  --color-ink-soft: #5A6B83;
  --color-brass: #A8823C;
  --color-brass-dark: #846326;
  --color-sage: #4F7858;
  --color-rust: #A1432E;
  --color-line: rgba(27, 42, 65, 0.14);
  --radius: 3px;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SF Mono', monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--color-bg);
  background-image:
    linear-gradient(var(--color-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-line) 1px, transparent 1px);
  background-size: 100% 32px, 100% 100%;
  color: var(--color-ink);
  font-family: var(--font-body);
  min-height: 100vh;
}

a { color: inherit; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--color-line);
  background: rgba(248, 245, 238, 0.85);
  backdrop-filter: blur(4px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.02em;
}

.brand .accent { color: var(--color-brass); }

.nav {
  display: flex;
  gap: 18px;
  font-size: 14px;
  flex-wrap: wrap;
}

.nav a {
  text-decoration: none;
  color: var(--color-ink-soft);
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}

.nav a.active, .nav a:hover {
  color: var(--color-ink);
  border-bottom-color: var(--color-brass);
}

.year-switcher {
  font-family: var(--font-mono);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.year-switcher select {
  font-family: var(--font-mono);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  padding: 4px 8px;
  border-radius: var(--radius);
}

main {
  max-width: 980px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  margin: 0 0 6px;
}

h1.page-title {
  font-family: var(--font-display);
  font-size: 32px;
  margin: 0 0 28px;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-line);
  border: 1px solid var(--color-line);
  margin-bottom: 36px;
}

.kpi {
  background: var(--color-surface);
  padding: 18px 16px;
}

.kpi .label {
  font-size: 12px;
  color: var(--color-ink-soft);
  margin-bottom: 8px;
}

.kpi .value {
  font-family: var(--font-mono);
  font-size: 26px;
  font-weight: 600;
}

.kpi .target {
  font-size: 11px;
  color: var(--color-ink-soft);
  margin-top: 4px;
  font-family: var(--font-mono);
}

section.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 24px;
  margin-bottom: 24px;
}

section.card h2 {
  font-family: var(--font-display);
  font-size: 19px;
  margin: 0 0 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.gauge-row {
  margin-bottom: 18px;
}

.gauge-row:last-child { margin-bottom: 0; }

.gauge-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  margin-bottom: 6px;
  align-items: baseline;
}

.gauge-label .name { font-weight: 600; }
.gauge-label .num { font-family: var(--font-mono); color: var(--color-ink-soft); }

.gauge-track {
  height: 10px;
  background: var(--color-bg);
  border: 1px solid var(--color-line);
  position: relative;
  overflow: hidden;
}

.gauge-fill {
  height: 100%;
  background: var(--color-brass);
  transition: width 0.4s ease;
}

.gauge-fill.achieved { background: var(--color-sage); }

.stamp {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--color-sage);
  border: 2px solid var(--color-sage);
  border-radius: 50%;
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  transform: rotate(-12deg);
  line-height: 1.1;
  flex-shrink: 0;
}

.placeholder-link {
  display: block;
  padding: 16px 18px;
  background: var(--color-surface);
  border: 1px dashed var(--color-line);
  text-decoration: none;
  color: var(--color-ink-soft);
  font-size: 14px;
  margin-bottom: 10px;
}

.placeholder-link .tag {
  font-family: var(--font-mono);
  font-size: 11px;
  background: var(--color-bg);
  padding: 2px 6px;
  margin-left: 8px;
}

table.ledger {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

table.ledger th {
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-ink-soft);
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-line);
}

table.ledger td {
  padding: 10px 10px;
  border-bottom: 1px solid var(--color-line);
  font-family: var(--font-mono);
}

table.ledger td.label-cell { font-family: var(--font-body); }

table.ledger tr:hover td { background: rgba(168, 130, 60, 0.06); }

.btn {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 14px;
  background: var(--color-ink);
  color: var(--color-surface);
  border: none;
  padding: 10px 18px;
  border-radius: var(--radius);
  cursor: pointer;
}

.btn:hover { background: var(--color-brass-dark); }

.btn.ghost {
  background: transparent;
  color: var(--color-ink);
  border: 1px solid var(--color-line);
}

input, select {
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 8px 10px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-surface);
  width: 100%;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.field label {
  display: block;
  font-size: 12px;
  color: var(--color-ink-soft);
  margin-bottom: 4px;
}

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  padding: 40px;
  width: 320px;
  text-align: center;
}

.login-card .brand { margin-bottom: 24px; justify-content: center; display: flex; }

.error-msg { color: var(--color-rust); font-size: 13px; margin-top: 10px; min-height: 16px; }

@media (max-width: 640px) {
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .nav { gap: 12px; font-size: 13px; }
}