:root {
  --bg: #f5efe6;
  --panel: #fffdf9;
  --panel-alt: #f3e7d5;
  --ink: #1d1b1a;
  --muted: #655d57;
  --primary: #8d5a2b;
  --primary-dark: #6e431b;
  --accent: #d7b98a;
  --success: #3d7a4f;
  --shadow: 0 18px 50px rgba(56, 35, 18, 0.14);
}

:root[data-theme="dark"] {
  --bg: #1c1a17;
  --panel: #262320;
  --panel-alt: #2c2925;
  --ink: #f2ede4;
  --muted: #b3ab9d;
  --primary: #e08c46;
  --primary-dark: #f0a868;
  --accent: #4a3c2c;
  --success: #6bbf82;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--ink);
  transition:
    background 0.2s ease,
    color 0.2s ease;
}

body {
  min-height: 100vh;
  padding: 24px;
}

.wrap {
  width: min(880px, 100%);
  margin: 0 auto;
}

.sitenav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(141, 90, 43, 0.16);
  margin-bottom: 18px;
  font-size: 0.92rem;
  flex-wrap: wrap;
  gap: 10px;
}

.sitenav .nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.sitenav a,
.sitenav button {
  font-family: inherit;
  font-size: inherit;
  color: var(--muted);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 0;
}

.sitenav a.active {
  color: var(--primary);
  border-bottom: 2px solid var(--primary);
  font-weight: 700;
}

.sitenav button#themeToggle {
  color: var(--primary);
  font-weight: 700;
}

.topbar {
  margin-bottom: 22px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
}

h1 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  line-height: 1.1;
}

.subtitle {
  margin: 8px 0 0;
  color: var(--muted);
  max-width: 62ch;
  line-height: 1.55;
}

h2.section-title {
  font-size: 1.2rem;
  margin: 34px 0 14px;
}

.steps {
  display: grid;
  gap: 14px;
}

.step-card {
  background: var(--panel);
  border: 1px solid rgba(141, 90, 43, 0.16);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 18px 20px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.step-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.step-body h3 {
  margin: 0 0 6px;
  font-size: 1.02rem;
}

.step-body p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.step-body .prompt {
  margin-top: 8px;
  font-style: italic;
  color: var(--primary-dark);
}

.topic-accordion {
  background: var(--panel);
  border: 1px solid rgba(141, 90, 43, 0.16);
  border-radius: 18px;
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 12px;
}

.topic-summary {
  width: 100%;
  text-align: left;
  border: none;
  background: none;
  cursor: pointer;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
}

.topic-summary .chevron {
  color: var(--primary);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.topic-accordion.open .chevron {
  transform: rotate(180deg);
}

.topic-body {
  display: none;
  padding: 0 18px 18px;
}

.topic-accordion.open .topic-body {
  display: block;
}

.topic-body ol {
  margin: 0;
  padding-left: 20px;
  color: var(--ink);
  line-height: 1.65;
}

.topic-body ol li {
  margin-bottom: 6px;
}