:root {
  --bg: #faf7f2;
  --surface: #ffffff;
  --ink: #23262b;
  --ink-soft: #5b6169;
  --border: #e7e1d8;
  --primary: #0f766e;
  --primary-dark: #0b5c56;
  --accent: #c2703d;
  --danger: #c0392b;
  --warn: #d98c1f;
  --good: #1f9d55;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(20, 20, 20, 0.06), 0 8px 24px rgba(20, 20, 20, 0.04);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 20px;
}

.site-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  padding: 28px 0 22px;
}

.site-header .brand {
  font-size: 1.4rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.site-header .tagline {
  margin: 4px 0 0;
  opacity: 0.9;
  font-size: 0.95rem;
}

main.wrap { padding-top: 32px; padding-bottom: 60px; }

.intro h1 {
  font-size: 1.7rem;
  margin: 0 0 12px;
}

.intro p { color: var(--ink-soft); }

.disclaimer {
  background: #fff6e9;
  border: 1px solid #f0d9ad;
  padding: 12px 14px;
  border-radius: var(--radius);
  color: #7a5a17;
  font-size: 0.9rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px 24px;
  margin-bottom: 20px;
}

.card h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  margin: 0 0 16px;
}

.card h2 .num {
  background: var(--primary);
  color: #fff;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 620px) {
  .grid-2 { grid-template-columns: 1fr; }
}

label {
  display: block;
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin-bottom: 14px;
  font-weight: 600;
}

label:last-child { margin-bottom: 0; }

input[type="number"],
select {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--ink);
  background: #fff;
}

input[type="number"]:focus,
select:focus {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
}

.checkbox-row input {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.btn-primary {
  display: block;
  width: 100%;
  padding: 15px;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s ease;
}

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

.results { margin-top: 8px; }
.results.hidden { display: none; }

.results h2 { font-size: 1.4rem; margin-bottom: 18px; }

.score-panel {
  display: flex;
  align-items: center;
  gap: 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.gauge {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: conic-gradient(var(--primary) 0deg, var(--border) 0deg);
  transition: background 0.4s ease;
}

.gauge-inner {
  width: 108px;
  height: 108px;
  background: var(--surface);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.gauge-inner #scoreNumber {
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1;
}

.gauge-inner small {
  color: var(--ink-soft);
  font-size: 0.75rem;
}

.score-summary { flex: 1; min-width: 220px; }
.score-summary h3 { margin: 0 0 6px; font-size: 1.25rem; }
.score-summary p { margin: 0; color: var(--ink-soft); }

.breakdown {
  display: grid;
  gap: 14px;
  margin-bottom: 24px;
}

.pillar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow);
}

.pillar-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
  gap: 10px;
}

.pillar-head strong { font-size: 0.98rem; }
.pillar-head span.score { font-weight: 700; font-variant-numeric: tabular-nums; }

.bar-track {
  height: 10px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 8px;
}

.bar-fill {
  height: 100%;
  border-radius: 999px;
  transition: width 0.6s ease;
}

.pillar-detail {
  font-size: 0.86rem;
  color: var(--ink-soft);
  margin: 0;
}

.recommendations {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 22px;
}

.recommendations h3 { margin-top: 0; }

#recoList {
  margin: 0;
  padding-left: 20px;
}

#recoList li {
  margin-bottom: 10px;
  color: var(--ink-soft);
}

.methodology { margin-top: 32px; }
.methodology p { color: var(--ink-soft); }
.method-list { padding-left: 20px; }
.method-list li { margin-bottom: 8px; color: var(--ink-soft); font-size: 0.92rem; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 22px 0 40px;
  color: var(--ink-soft);
  font-size: 0.85rem;
  text-align: center;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16181c;
    --surface: #1e2126;
    --ink: #eef0f2;
    --ink-soft: #a5adb8;
    --border: #2c3038;
    --shadow: 0 1px 3px rgba(0,0,0,0.4), 0 8px 24px rgba(0,0,0,0.3);
  }
  .disclaimer {
    background: #2a230f;
    border-color: #4a3a14;
    color: #e7c576;
  }
  input[type="number"], select { background: #14171b; color: var(--ink); border-color: var(--border); }
}