:root {
  --bg-canvas: #f7f5f0;
  --bg-surface: #ece8df;
  --bg-surface-alt: #e3ded2;
  --text-primary: #111111;
  --text-muted: #55524c;
  --accent-primary: #d62828;
  --accent-hover: #b01f1f;
  --border-subtle: #d4cebe;
  --border-strong: #111111;
  --grid-line: rgba(17, 17, 17, 0.05);
  --ease-kinetic: cubic-bezier(0.16, 1, 0.3, 1);
  --max-w: 1200px;
}

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

html {
  font-size: 16px;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: Charter, Cambria, Georgia, serif;
  line-height: 1.6;
}

body {
  overflow-wrap: anywhere;
  hyphens: auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Construction Grid Texture */
.grid-bg {
  background-color: var(--bg-canvas);
  background-image: 
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Small caps utilities */
.meta-tag, .spec-label, .kicker, th {
  font-variant: small-caps;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.kicker {
  color: var(--accent-primary);
  display: inline-block;
  margin-bottom: 0.35rem;
}

/* Header & Nav */
.site-header {
  position: relative;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-canvas);
  padding: 1.25rem 2rem;
  z-index: 50;
}

.header-container {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-block {
  text-align: left;
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.brand-sub {
  font-size: 0.75rem;
  font-variant: small-caps;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after,
.text-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: var(--accent-primary);
  transition: width 0.3s var(--ease-kinetic);
}

.nav-links a:hover::after,
.nav-links a.active::after,
.text-link:hover::after {
  width: 100%;
}

.nav-links a.active {
  color: var(--accent-primary);
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  font-size: 1.4rem;
  line-height: 1;
  padding: 0.25rem 0.65rem;
  color: var(--text-primary);
  cursor: pointer;
}

/* Container & Typography */
.wrapper {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 3rem 2rem;
  width: 100%;
}

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

.prose p {
  margin-bottom: 1.35rem;
  font-size: 1.05rem;
  line-height: 1.7;
}

h1, h2, h3, h4 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.18;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.5rem, 2.7vw, 2.15rem);
  letter-spacing: -0.02em;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.35rem;
  margin-top: 1.75rem;
  margin-bottom: 0.6rem;
}

/* Buttons */
.btn-red {
  display: inline-block;
  background-color: var(--accent-primary);
  color: #ffffff;
  padding: 0.85rem 1.6rem;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  border: 1px solid var(--accent-primary);
  border-radius: 0;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.btn-red:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
}

.text-link {
  text-decoration: none;
  color: var(--text-primary);
  position: relative;
  display: inline-block;
  font-weight: 600;
  padding-bottom: 2px;
}

/* Hero Component with Floating Fact Panel */
.hero-editorial {
  border-bottom: 1px solid var(--border-subtle);
  padding: 3.5rem 0 4rem;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: start;
}

.hero-visual-frame {
  position: relative;
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
}

.hero-visual-frame img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  display: block;
}

.hero-floating-facts {
  border: 1px solid var(--border-strong);
  background: var(--bg-canvas);
  padding: 1.5rem;
  margin-top: -3.5rem;
  margin-left: 1.5rem;
  position: relative;
  z-index: 2;
  box-shadow: 4px 4px 0 var(--border-strong);
}

.fact-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1rem;
  margin-top: 0.75rem;
}

.fact-strip-item strong {
  display: block;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-primary);
}

.fact-strip-item span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Project List Rows (No Cards rule) */
.project-stream {
  border-top: 1px solid var(--border-strong);
  margin: 2.5rem 0;
}

.project-row {
  display: grid;
  grid-template-columns: 48px 1.2fr 1fr 140px;
  gap: 1.5rem;
  align-items: baseline;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
  text-decoration: none;
  color: inherit;
  transition: background-color 0.2s ease;
}

.project-row:hover {
  background-color: var(--bg-surface);
}

.project-icon {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  width: 38px;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}

.project-summary h3 {
  margin: 0 0 0.35rem 0;
  font-size: 1.15rem;
}

.project-summary p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

.project-meta {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.project-status {
  text-align: right;
  font-size: 0.8rem;
  font-variant: small-caps;
}

.status-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border-subtle);
  font-size: 0.75rem;
}

.status-built {
  background: #e8ede3;
  color: #27401d;
  border-color: #bccbb1;
}

.status-concept {
  background: #f1ebd8;
  color: #664f16;
  border-color: #d8cba1;
}

/* Section Drawing Panels & Visual Units */
.draw-panel {
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
  padding: 1.5rem;
  margin: 2.5rem 0;
}

.draw-panel img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border: 1px solid var(--border-subtle);
  margin-bottom: 1rem;
}

.draw-caption {
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Accordion Component */
.accordion {
  border-top: 1px solid var(--border-strong);
  margin: 2rem 0;
}

.accordion-item {
  border-bottom: 1px solid var(--border-subtle);
}

.accordion-trigger {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.2rem 0;
  font-family: inherit;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.accordion-icon {
  font-weight: 400;
  font-size: 1.25rem;
  color: var(--accent-primary);
  transition: transform 0.2s ease;
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-content {
  display: none;
  padding-bottom: 1.4rem;
  color: var(--text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.accordion-item.active .accordion-content {
  display: block;
}

/* Material Tab Switcher */
.tab-container {
  margin: 2.5rem 0;
  border: 1px solid var(--border-strong);
  background: var(--bg-surface);
}

.tab-nav {
  display: flex;
  border-bottom: 1px solid var(--border-strong);
  background: var(--bg-canvas);
  overflow-x: auto;
}

.tab-btn {
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-subtle);
  padding: 0.9rem 1.4rem;
  font-family: inherit;
  font-size: 0.88rem;
  font-variant: small-caps;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  cursor: pointer;
}

.tab-btn.active {
  background: var(--bg-surface);
  color: var(--accent-primary);
  border-bottom: 2px solid var(--accent-primary);
}

.tab-panel {
  display: none;
  padding: 1.75rem;
}

.tab-panel.active {
  display: block;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  margin: 2rem 0;
  border: 1px solid var(--border-strong);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
  background: var(--bg-canvas);
}

th, td {
  padding: 0.9rem 1.2rem;
  border-bottom: 1px solid var(--border-subtle);
}

th {
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-strong);
}

/* Form Styles */
.contact-form {
  border: 1px solid var(--border-strong);
  padding: 2rem;
  background: var(--bg-surface);
  margin-top: 1.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.4rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border-strong);
  background: var(--bg-canvas);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text-primary);
  border-radius: 0;
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: 2px solid var(--accent-primary);
}

.form-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
}

/* Footer */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-strong);
  background: var(--bg-surface);
  padding: 3rem 2rem 2.5rem;
  font-size: 0.88rem;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
}

.footer-nav {
  list-style: none;
}

.footer-nav li {
  margin-bottom: 0.5rem;
}

.footer-nav a {
  color: var(--text-primary);
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--accent-primary);
  text-decoration: underline;
}

.footer-bottom {
  max-width: var(--max-w);
  margin: 2.5rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Reveal transition */
.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);
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-floating-facts {
    margin-left: 0;
    margin-top: -1.5rem;
  }
  .project-row {
    grid-template-columns: 36px 1fr;
    row-gap: 0.75rem;
  }
  .project-meta, .project-status {
    grid-column: 2 / -1;
    text-align: left;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .site-header {
    padding: 1rem 1.25rem;
  }
  .mobile-toggle {
    display: block;
  }
  .primary-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-strong);
    padding: 1.5rem 1.25rem;
    box-shadow: 0 8px 16px rgba(0,0,0,0.08);
  }
  .primary-nav.nav-open {
    display: block;
  }
  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .fact-strip {
    grid-template-columns: 1fr;
  }
}

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