:root {
  --bg-canvas: #ffffff;
  --bg-surface: #f2efe9;
  --bg-surface-hover: #e5dfd5;
  --text-primary: #292524;
  --text-muted: #57534e;
  --accent-primary: #a63c18;
  --accent-secondary: #78350f;
  --border-subtle: #d6d3d1;
  --border-strong: #292524;
  --ease-kinetic: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-offset: 4px 4px 0px #292524;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  overflow-wrap: anywhere;
  hyphens: auto;
  font-size: 16px;
}

h1, h2, h3, h4, .brand-logo, .badge, .btn, th {
  font-family: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  line-height: 1.2;
}

a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

.prose {
  max-width: 70ch;
  margin: 0 auto;
}

.prose p, .prose ul, .prose ol {
  margin-bottom: 1.25rem;
}

.prose h2, .prose h3 {
  margin-top: 2.25rem;
  margin-bottom: 0.85rem;
}

.prose ul, .prose ol {
  padding-left: 1.5rem;
}

.prose li {
  margin-bottom: 0.5rem;
}

/* Header */
.site-header-wrap {
  padding: 20px 20px 0 20px;
  background-color: var(--bg-canvas);
  position: relative;
}

.site-header {
  max-width: 1100px;
  margin: 0 auto;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  border-radius: 9999px;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
}

.brand-logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.1em;
}

.brand-mark {
  display: inline-block;
  width: 14px;
  height: 14px;
  background-color: var(--accent-primary);
  border: 1px solid var(--border-strong);
}

.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 24px;
}

.main-nav a {
  text-decoration: none;
  color: var(--text-primary);
  font-family: "Arial Narrow", "Helvetica Neue", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover, .main-nav a[aria-current="page"] {
  color: var(--accent-primary);
  border-bottom-color: var(--accent-primary);
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: 9999px;
  width: 38px;
  height: 38px;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--text-primary);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background-color: var(--bg-surface);
    border: 1px solid var(--border-strong);
    padding: 16px 24px;
    z-index: 50;
  }
  .main-nav.is-open {
    display: block;
  }
  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

/* Bands & Diagonal Dividers */
.band-white {
  background-color: var(--bg-canvas);
  padding: 72px 0;
  position: relative;
}

.band-grey {
  background-color: var(--bg-surface);
  padding: 84px 0;
  clip-path: polygon(0 28px, 100% 0, 100% calc(100% - 28px), 0 100%);
  margin: -14px 0;
  position: relative;
  z-index: 1;
}

/* Hero */
.hero-plain {
  background-color: var(--bg-canvas);
  padding: 64px 0 56px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-kicker {
  display: inline-block;
  margin-bottom: 16px;
}

.hero-plain h1 {
  font-size: clamp(2.6rem, 6vw, 4.75rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  margin-bottom: 24px;
  max-width: 18ch;
}

.hero-emphasis {
  color: var(--accent-primary);
  text-decoration: underline;
  text-decoration-thickness: 4px;
  text-underline-offset: 6px;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 62ch;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

/* Badges & Buttons */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 700;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-canvas);
  color: var(--text-primary);
}

.badge-accent {
  background-color: var(--accent-primary);
  color: #ffffff;
  border-color: var(--border-strong);
}

.badge-phase {
  background-color: var(--bg-surface-hover);
  color: var(--text-primary);
}

.btn {
  display: inline-block;
  background-color: var(--accent-primary);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 26px;
  text-decoration: none;
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-offset);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
  cursor: pointer;
}

.btn:hover {
  color: #ffffff;
  background-color: var(--accent-secondary);
  transform: translate(4px, 4px);
  box-shadow: 0px 0px 0px var(--border-strong);
}

.btn-secondary {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--bg-surface-hover);
  color: var(--text-primary);
}

/* Section Headings */
.section-header {
  margin-bottom: 40px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-top: 8px;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  max-width: 65ch;
  font-size: 1.05rem;
}

/* Grids & Flat Panels */
.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}

.panel {
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-strong);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.band-white .panel {
  background-color: var(--bg-surface);
}

.panel h3 {
  font-size: 1.3rem;
  margin-top: 8px;
  margin-bottom: 8px;
}

.panel-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

/* Function-Grouping Rows */
.function-row {
  display: grid;
  grid-template-columns: 180px 1fr 200px;
  gap: 20px;
  align-items: center;
  padding: 20px;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-canvas);
  margin-bottom: 12px;
}

@media (max-width: 768px) {
  .function-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

/* Images */
.img-frame {
  border: 1px solid var(--border-strong);
  background-color: var(--bg-surface);
  line-height: 0;
}

.img-frame img {
  width: 100%;
  height: auto;
  object-fit: cover;
  display: block;
}

.ratio-4-3 img {
  aspect-ratio: 4 / 3;
}

.ratio-16-9 img {
  aspect-ratio: 16 / 9;
}

/* Interactive AM/PM Builder */
.builder-box {
  border: 1px solid var(--border-strong);
  background-color: var(--bg-canvas);
  padding: 28px;
}

.builder-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-subtle);
}

.phase-tabs {
  display: flex;
  gap: 8px;
}

.goal-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.goal-checks label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 6px 12px;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-surface);
  cursor: pointer;
}

.sequence-output {
  display: grid;
  gap: 12px;
}

.sequence-step {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-surface);
}

.step-num {
  font-family: "Arial Narrow", sans-serif;
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--accent-primary);
  min-width: 36px;
}

/* Layering Sequence Bands */
.layer-band-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.layer-band {
  display: flex;
   flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-canvas);
  gap: 12px;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-canvas);
  margin: 24px 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

th, td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  border-right: 1px solid var(--border-subtle);
}

th {
  background-color: var(--bg-surface);
  font-weight: 800;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-strong);
}

/* Forms */
.form-grid {
  display: grid;
  gap: 18px;
}

.form-field label {
  display: block;
  font-family: "Arial Narrow", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  margin-bottom: 6px;
}

.form-field input, .form-field select, .form-field textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-strong);
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
}

.draft-preview {
  padding: 16px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  font-family: monospace;
  white-space: pre-wrap;
  min-height: 160px;
  margin-bottom: 16px;
}

/* Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease-kinetic), transform 0.6s var(--ease-kinetic);
}

.reveal.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Footer */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 2px solid var(--border-strong);
  padding: 56px 0 40px 0;
  margin-top: 40px;
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-bottom: 40px;
}

.footer-col h3 {
  font-size: 1rem;
  margin-bottom: 12px;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  color: var(--text-muted);
}

@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}