:root {
  --bg-charcoal: #1c1f24;
  --bg-surface: #242930;
  --bg-elevated: #2d333d;
  --accent-teal: #14b8a6;
  --accent-teal-hover: #0d9488;
  --text-main: #e5e7eb;
  --text-muted: #9ca3af;
  --border-hairline: rgba(229, 231, 235, 0.12);
  --border-focus: #14b8a6;
  --radius-panel: 20px;
  --font-main: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, Consolas, "Liberation Mono", Menlo, Courier, monospace;
}

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

body {
  background-color: var(--bg-charcoal);
  color: var(--text-main);
  font-family: var(--font-main);
  line-height: 1.6;
  font-size: 16px;
  padding: 24px;
}

.outer-canvas {
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-panel);
  max-width: 1320px;
  margin: 0 auto;
  padding: 40px;
  background-color: var(--bg-charcoal);
  position: relative;
}

a {
  color: inherit;
  text-decoration: none;
}

header {
  text-align: center;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border-hairline);
  margin-bottom: 48px;
}

.insignia-monogram {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent-teal);
  margin-bottom: 12px;
  display: inline-block;
}

.site-brand-sub {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 24px;
}

nav.main-nav {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

nav.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-main);
  padding: 6px 0;
  position: relative;
  transition: color 0.2s ease;
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--accent-teal);
}

nav.main-nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 1px;
  background-color: var(--accent-teal);
  transition: width 0.25s ease;
}

nav.main-nav a:hover::after,
nav.main-nav a.active::after {
  width: 100%;
}

.hero-block {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 80px;
}

.hero-title-lockup h1 {
  font-size: 2.75rem;
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: #ffffff;
}

.hero-meta-lead {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-teal);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
}

.hero-copy {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 32px;
}

.btn-teal {
  display: inline-block;
  background-color: var(--accent-teal);
  color: #0d1217;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--radius-panel);
  letter-spacing: 0.03em;
  transition: background-color 0.2s ease;
  border: none;
  cursor: pointer;
}

.btn-teal:hover {
  background-color: var(--accent-teal-hover);
}

.hero-triptych {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  position: relative;
}

.hero-triptych img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius-panel);
  border: 1px solid var(--border-hairline);
}

.hero-triptych img:nth-child(2) {
  transform: translateY(24px);
}

.editorial-section {
  margin-bottom: 80px;
  padding-top: 20px;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--border-hairline);
  padding-bottom: 16px;
  margin-bottom: 36px;
}

.section-head h2 {
  font-size: 1.85rem;
  font-weight: 500;
  color: #ffffff;
}

.section-index-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-teal);
}

.two-col-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.editorial-img-wrap img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  border-radius: var(--radius-panel);
  border: 1px solid var(--border-hairline);
}

.editorial-content p {
  color: var(--text-muted);
  margin-bottom: 20px;
  font-size: 1.05rem;
}

.hairline-list {
  display: flex;
  flex-direction: column;
}

.hairline-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-hairline);
}

.hairline-item:first-child {
  border-top: 1px solid var(--border-hairline);
}

.hairline-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.hairline-icon {
  font-family: var(--font-mono);
  color: var(--accent-teal);
  font-size: 0.95rem;
  border: 1px solid var(--border-hairline);
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hairline-title {
  font-weight: 500;
  font-size: 1.1rem;
}

.hairline-sub {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hairline-metric {
  font-family: var(--font-mono);
  color: var(--accent-teal);
  font-size: 0.95rem;
}

.calculator-panel {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-panel);
  padding: 40px;
  margin-bottom: 80px;
}

.calc-title {
  font-size: 1.5rem;
  margin-bottom: 8px;
  color: #fff;
}

.calc-desc {
  color: var(--text-muted);
  margin-bottom: 28px;
  font-size: 0.95rem;
}

.calc-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.control-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  text-transform: uppercase;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent-teal);
}

select, input[type="text"], input[type="email"], input[type="date"], textarea {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--border-hairline);
  padding: 12px 16px;
  border-radius: 10px;
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 0.95rem;
}

select:focus, input:focus, textarea:focus {
  outline: none;
  border-color: var(--border-focus);
}

.calc-results {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  background: var(--bg-elevated);
  padding: 24px;
  border-radius: 12px;
  border: 1px solid var(--border-hairline);
}

.res-box .res-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
}

.res-box .res-val {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--accent-teal);
  margin-top: 6px;
}

footer.site-footer {
  border-top: 1px solid var(--border-hairline);
  padding-top: 48px;
  margin-top: 80px;
  text-align: center;
}

.footer-atelier-title {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  letter-spacing: 0.25em;
  color: #fff;
  margin-bottom: 8px;
}

.footer-details {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 16px;
  line-height: 1.8;
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 24px;
  font-size: 0.85rem;
  font-family: var(--font-mono);
}

.footer-nav a {
  color: var(--text-muted);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.footer-nav a:hover {
  color: var(--accent-teal);
}

.footer-legal-copy {
  font-size: 0.8rem;
  color: #6b7280;
  font-family: var(--font-mono);
}

.inline-link {
  color: var(--accent-teal);
  display: inline-flex;
  align-items: center;
  font-weight: 500;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.inline-link:hover {
  border-color: var(--accent-teal);
}

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.form-full {
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  body {
    padding: 12px;
  }
  .outer-canvas {
    padding: 20px;
  }
  .hero-block {
    grid-template-columns: 1fr;
  }
  .two-col-grid {
    grid-template-columns: 1fr;
  }
  .hero-triptych img {
    height: 240px;
  }
  .calc-inputs {
    grid-template-columns: 1fr;
  }
  .calc-results {
    grid-template-columns: 1fr;
  }
  .form-grid {
    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}}