:root {
  --bg-canvas: #ffffff;
  --bg-surface: #f1f5f9;
  --bg-surface-hover: #e2e8f0;
  --text-primary: #1e293b;
  --text-muted: #475569;
  --accent-primary: #a02b45;
  --accent-secondary: #7f1d35;
  --border-subtle: rgba(30, 41, 59, 0.12);
  --ease-kinetic: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-elevation: 0 12px 28px -6px rgba(30, 41, 59, 0.1);
  --shadow-hover: 0 20px 36px -8px rgba(30, 41, 59, 0.16);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: Charter, Cambria, Georgia, serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-wrap: anywhere;
  hyphens: auto;
}
img { max-width: 100%; height: auto; display: block; object-fit: cover; border-radius: 0; }
a { color: var(--accent-primary); text-decoration: none; transition: color 0.2s ease; }
a:hover { color: var(--accent-secondary); }
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.prose { max-width: 70ch; margin: 0 auto; }
.band-white { background-color: var(--bg-canvas); padding: 4.5rem 0; }
.band-surface { background-color: var(--bg-surface); padding: 4.5rem 0; }

/* Header - strictly non-sticky, non-fixed, left-aligned brand */
.site-header {
  position: relative;
  width: 100%;
  background-color: transparent;
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color 0.3s ease;
  z-index: 20;
}
.site-header.scrolled { background-color: var(--bg-surface); }
.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  text-align: left;
}
.brand-mark {
  width: 28px;
  height: 28px;
  background-color: var(--accent-primary);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-variant: small-caps;
}
.main-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.main-nav a {
  color: var(--text-primary);
  font-size: 0.98rem;
  position: relative;
  padding-bottom: 0.2rem;
}
.main-nav a::after, .link-secondary::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-primary);
  transition: width 0.3s var(--ease-kinetic);
}
.main-nav a:hover::after, .main-nav a[aria-current="page"]::after, .link-secondary:hover::after {
  width: 100%;
}
.menu-dots-btn {
  display: none;
  background: none;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 1.35rem;
  line-height: 1;
  padding: 0.35rem 0.65rem;
  cursor: pointer;
}

/* Typography & Badges */
h1, h2, h3, h4 {
  color: var(--text-primary);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 1rem;
}
h1 { font-size: clamp(2.25rem, 4vw, 3.25rem); }
h2 { font-size: clamp(1.65rem, 3vw, 2.15rem); }
h3 { font-size: 1.35rem; }
p { margin-bottom: 1.2rem; }
.small-caps, .badge {
  font-variant: small-caps;
  letter-spacing: 0.06em;
  font-size: 0.88rem;
  font-weight: 700;
}
.badge-group { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.85rem; }
.badge {
  display: inline-block;
  padding: 0.2rem 0.75rem;
  border-radius: 999px;
  background-color: var(--bg-surface);
  color: var(--text-primary);
}
.band-surface .badge { background-color: var(--bg-canvas); }
.badge-berry { background-color: var(--accent-primary) !important; color: #ffffff !important; }
.avatar-round { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }

/* Buttons & Links */
.btn-primary {
  display: inline-block;
  background-color: var(--accent-primary);
  color: #ffffff;
  padding: 0.8rem 1.6rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: background-color 0.25s ease, transform 0.25s var(--ease-kinetic);
}
.btn-primary:hover {
  background-color: var(--accent-secondary);
  color: #ffffff;
  transform: translateY(-2px);
}
.link-secondary {
  display: inline-block;
  position: relative;
  color: var(--accent-primary);
  font-weight: 700;
  padding-bottom: 0.15rem;
}

/* Hero with 3 overlapping close-up photos */
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}
.hero-collage {
  position: relative;
  min-height: 400px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(12, 32px);
}
.hero-collage .photo-1 {
  grid-column: 1 / 9;
  grid-row: 1 / 8;
  z-index: 1;
  box-shadow: var(--shadow-elevation);
}
.hero-collage .photo-2 {
  grid-column: 5 / 13;
  grid-row: 4 / 10;
  z-index: 2;
  box-shadow: var(--shadow-elevation);
  border: 4px solid var(--bg-canvas);
}
.hero-collage .photo-3 {
  grid-column: 2 / 8;
  grid-row: 7 / 13;
  z-index: 3;
  box-shadow: var(--shadow-elevation);
  border: 4px solid var(--bg-canvas);
}
.hero-collage img { width: 100%; height: 100%; object-fit: cover; }

/* Cards & Grids */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.project-card {
  background-color: var(--bg-canvas);
  padding: 1.75rem;
  border: none;
  box-shadow: var(--shadow-elevation);
  transition: transform 0.35s var(--ease-kinetic), box-shadow 0.35s var(--ease-kinetic);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.band-white .project-card { background-color: var(--bg-surface); }
.project-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.card-img-wrap { margin: -1.75rem -1.75rem 1.25rem -1.75rem; aspect-ratio: 4 / 3; overflow: hidden; }
.card-img-wrap img { width: 100%; height: 100%; }

/* Room Index Rows */
.room-index { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; }
.room-row {
  display: grid;
  grid-template-columns: 160px 1fr auto;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem 1.5rem;
  background-color: var(--bg-surface);
  box-shadow: var(--shadow-elevation);
  transition: transform 0.3s var(--ease-kinetic);
}
.band-surface .room-row { background-color: var(--bg-canvas); }
.room-row:hover { transform: translateY(-3px); }

/* Numbered Checklists & Before/After Diagrams */
.mission-checklist {
  list-style: none;
  counter-reset: mission-step;
  margin: 1.5rem 0;
}
.mission-checklist li {
  counter-increment: mission-step;
  position: relative;
  padding: 1rem 1rem 1rem 3.5rem;
  margin-bottom: 0.85rem;
  background-color: var(--bg-surface);
}
.band-surface .mission-checklist li { background-color: var(--bg-canvas); }
.mission-checklist li::before {
  content: counter(mission-step);
  position: absolute;
  left: 1rem;
  top: 1.05rem;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background-color: var(--accent-primary);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.88rem;
}
.diagram-split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}
.diagram-box {
  padding: 1.5rem;
  background-color: var(--bg-canvas);
  box-shadow: var(--shadow-elevation);
}
.band-white .diagram-box { background-color: var(--bg-surface); }

/* Tables */
.table-wrap { overflow-x: auto; margin: 2rem 0; }
table { width: 100%; border-collapse: collapse; background-color: var(--bg-canvas); }
th, td { padding: 0.9rem 1rem; text-align: left; border-bottom: 1px solid var(--border-subtle); }
th { font-variant: small-caps; background-color: var(--bg-surface); }

/* FAQ Disclosures */
.faq-list { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
.faq-item { background-color: var(--bg-canvas); box-shadow: var(--shadow-elevation); padding: 1.25rem 1.5rem; }
.band-white .faq-item { background-color: var(--bg-surface); }
.faq-item summary {
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::after { content: "+"; color: var(--accent-primary); font-size: 1.35rem; }
.faq-item[open] summary::after { content: "−"; }
.faq-item div { margin-top: 0.85rem; color: var(--text-muted); }

/* Forms */
.form-grid { display: grid; gap: 1.25rem; max-width: 640px; }
.form-group label { display: block; font-weight: 700; margin-bottom: 0.4rem; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 0.75rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-canvas);
  color: var(--text-primary);
}
.composer-preview {
  margin-top: 1.5rem;
  padding: 1.25rem;
  background-color: var(--bg-surface);
  white-space: pre-wrap;
  font-size: 0.95rem;
}

/* Scroll Reveal */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.6s var(--ease-kinetic), transform 0.6s var(--ease-kinetic); }
.reveal-visible { opacity: 1; transform: translateY(0); }

/* Footer */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding: 3.5rem 0 2.5rem;
  font-size: 0.95rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  color: var(--text-muted);
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
  .hero-grid { grid-template-columns: 1fr; }
  .room-row { grid-template-columns: 1fr; gap: 0.75rem; }
  .menu-dots-btn { display: inline-block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-surface);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-elevation);
  }
  .main-nav.nav-open { display: block; }
  .main-nav ul { flex-direction: column; align-items: flex-start; gap: 1rem; }
}
@media (max-width: 480px) {
  .band-white, .band-surface { padding: 3rem 0; }
  .hero-collage { min-height: 320px; grid-template-rows: repeat(12, 24px); }
}

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