:root {
  --ink: #18211f;
  --muted: #5f6f6a;
  --paper: #fbfaf5;
  --surface: #ffffff;
  --line: #dfe7df;
  --sage: #7f9b86;
  --pine: #234c43;
  --clay: #b87552;
  --gold: #c39a4a;
  --earth: #aa7d42;
  --metal: #6f7f83;
  --water: #466f8c;
  --fire: #b8493e;
  --shadow: 0 18px 50px rgba(24, 33, 31, 0.08);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(127, 155, 134, 0.16), transparent 34rem),
    linear-gradient(180deg, #fbfaf5 0%, #f3f6ef 100%);
}

a {
  color: inherit;
}

.site-shell {
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid rgba(35, 76, 67, 0.12);
  background: rgba(251, 250, 245, 0.9);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font-weight: 750;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid rgba(35, 76, 67, 0.18);
  border-radius: 999px;
  color: var(--pine);
  background: linear-gradient(135deg, #ffffff, #edf4e9);
  font-family: Georgia, serif;
  font-size: 1.1rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  padding: 0.55rem 0.75rem;
  border-radius: 999px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--pine);
  background: rgba(127, 155, 134, 0.16);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 28rem);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) 0 2rem;
}

.eyebrow {
  color: var(--clay);
  font-size: 0.8rem;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 12ch;
  font-size: clamp(2.35rem, 5vw, 4.8rem);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.65rem);
}

h3 {
  font-size: 1.1rem;
}

p {
  line-height: 1.7;
}

.lead {
  max-width: 42rem;
  color: var(--muted);
  font-size: clamp(1rem, 1.8vw, 1.2rem);
}

.actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.75rem 1rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--pine);
  color: #fff;
  text-decoration: none;
  font-weight: 720;
  cursor: pointer;
}

.button.secondary {
  background: transparent;
  color: var(--pine);
  border-color: rgba(35, 76, 67, 0.22);
}

.button:hover {
  transform: translateY(-1px);
}

.visual-card,
.panel {
  border: 1px solid rgba(35, 76, 67, 0.13);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
}

.visual-card {
  padding: 1.25rem;
}

.hero-image {
  display: block;
  width: 100%;
  height: auto;
  margin-bottom: 1rem;
  border: 1px solid rgba(35, 76, 67, 0.12);
  border-radius: 8px;
}

.element-wheel {
  position: relative;
  display: grid;
  gap: 0.65rem;
  padding: 1rem;
}

.element-row {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 0.8rem;
  align-items: center;
}

.element-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  border-radius: 999px;
  color: #fff;
  font-size: 0.82rem;
  font-weight: 760;
}

.wood { background: #5e8f67; }
.fire { background: var(--fire); }
.earth { background: #aa7d42; }
.metal { background: #6f7f83; }
.water { background: var(--water); }

.bar {
  height: 0.7rem;
  overflow: hidden;
  border-radius: 999px;
  background: #edf1eb;
}

.bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: currentColor;
}

.container {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.section {
  padding: clamp(2.5rem, 6vw, 5rem) 0;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.section-header p {
  max-width: 42rem;
  margin: 0;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel {
  padding: clamp(1rem, 3vw, 1.5rem);
}

.panel p {
  color: var(--muted);
}

.tool-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 28rem);
  gap: 1rem;
  align-items: start;
}

.form-row {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0;
}

label {
  font-weight: 700;
}

input[type="date"],
input[type="email"] {
  width: 100%;
  min-height: 3rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid rgba(35, 76, 67, 0.2);
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
  font: inherit;
}

.result-card {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid rgba(35, 76, 67, 0.14);
  border-radius: 8px;
  background: #fff;
}

.result-title {
  font-size: 1.5rem;
  font-weight: 790;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.metric {
  padding: 0.85rem;
  border-radius: 8px;
  background: #f4f7f1;
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.quiz-question {
  margin: 1rem 0;
  padding: 1rem;
  border: 1px solid rgba(35, 76, 67, 0.14);
  border-radius: 8px;
  background: #fff;
}

.quiz-question legend {
  margin-bottom: 0.75rem;
  font-weight: 780;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.5rem;
}

.choice-grid label {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.6rem;
  padding: 0.55rem;
  border: 1px solid rgba(35, 76, 67, 0.15);
  border-radius: 8px;
  background: #fbfcf8;
  font-size: 0.88rem;
  cursor: pointer;
}

.choice-grid label:has(input:checked) {
  border-color: var(--pine);
  background: rgba(127, 155, 134, 0.18);
}

.note {
  color: var(--muted);
  font-size: 0.9rem;
}

.warning {
  padding: 0.8rem;
  border-left: 3px solid var(--gold);
  background: rgba(195, 154, 74, 0.12);
  color: #644d18;
}

.seo-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.seo-list a {
  padding: 0.85rem;
  border: 1px solid rgba(35, 76, 67, 0.12);
  border-radius: 8px;
  background: #fff;
  text-decoration: none;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 24rem);
  gap: 1rem;
  align-items: start;
}

.article-body {
  display: grid;
  gap: 1.2rem;
}

.article-body h2 {
  margin-top: 1rem;
  font-size: clamp(1.35rem, 2vw, 2rem);
}

.article-body ul,
.article-body ol {
  display: grid;
  gap: 0.55rem;
  padding-left: 1.25rem;
  line-height: 1.65;
  color: var(--muted);
}

.article-card-list {
  display: grid;
  gap: 1rem;
}

.article-card {
  display: grid;
  gap: 0.45rem;
  padding: 1rem;
  border: 1px solid rgba(35, 76, 67, 0.12);
  border-radius: 8px;
  background: #fff;
  text-decoration: none;
}

.article-card p {
  margin: 0;
  color: var(--muted);
}

.cta-band {
  display: grid;
  gap: 0.75rem;
  padding: clamp(1rem, 3vw, 1.5rem);
  border: 1px solid rgba(35, 76, 67, 0.14);
  border-radius: 8px;
  background: #eef4ea;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.price {
  color: var(--pine);
  font-size: 2rem;
  font-weight: 800;
}

.mini-link-list {
  display: grid;
  gap: 0.5rem;
}

.mini-link-list a {
  color: var(--pine);
  font-weight: 700;
}

.footer {
  margin-top: 3rem;
  padding: 2rem clamp(1rem, 4vw, 3rem);
  border-top: 1px solid rgba(35, 76, 67, 0.12);
  color: var(--muted);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr minmax(16rem, 28rem);
  gap: 1rem;
  width: min(1180px, 100%);
  margin: 0 auto;
}

.footer form {
  display: flex;
  gap: 0.5rem;
}

.footer .button {
  white-space: nowrap;
}

.status-message {
  min-height: 1.4rem;
  color: var(--pine);
  font-weight: 700;
}

@media (max-width: 860px) {
  .hero,
  .tool-layout,
  .article-layout,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .grid,
  .grid.two,
  .seo-list {
    grid-template-columns: 1fr;
  }

  .choice-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    display: block;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    justify-content: flex-start;
  }
}