:root {
  --bg-canvas: #1c1f24;
  --bg-surface: #292d32;
  --bg-surface-hover: #32373d;
  --text-primary: #e5e7eb;
  --text-muted: #9ca3af;
  --accent-primary: #15946a;
  --accent-secondary: #10b981;
  --border-subtle: rgba(229, 231, 235, 0.14);
  --ease-kinetic: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-elevation: 0 12px 32px -4px rgba(0, 0, 0, 0.35);
  --glow-accent: 0 0 24px -4px var(--accent-primary);
  --glass-backdrop: blur(16px) saturate(180%);
  --font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, Consolas, "Courier New", monospace;
}

*, *::before, *::after {
  box-sizing: border-box;
  border-radius: 0 !important;
}

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-wrap: anywhere;
  hyphens: auto;
}

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

a:hover, a:focus-visible {
  color: #34d399;
}

h1, h2, h3, h4 {
  margin-top: 0;
  line-height: 1.25;
  font-weight: 600;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 4vw, 3.25rem); margin-bottom: 1rem; }
h2 { font-size: clamp(1.5rem, 2.8vw, 2.15rem); margin-bottom: 1.25rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }

p {
  margin-top: 0;
  margin-bottom: 1.25rem;
  max-width: 70ch;
}

.mono-label, .stage-num, th, .tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-secondary);
  display: inline-block;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.band-base {
  background-color: var(--bg-canvas);
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.band-surface {
  background-color: var(--bg-surface);
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.band-radial {
  background: radial-gradient(circle at 50% 30%, rgba(21, 148, 106, 0.16), transparent 70%), var(--bg-canvas);
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.band-radial-surface {
  background: radial-gradient(circle at 80% 50%, rgba(21, 148, 106, 0.15), transparent 65%), var(--bg-surface);
  padding: 4.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

/* Header */
.site-header {
  position: relative;
  background-color: var(--bg-canvas);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.15rem 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 28px;
  height: 28px;
  background-color: var(--accent-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #09130e;
  font-weight: 700;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-menu a {
  text-decoration: none;
  color: var(--text-primary);
  font-size: 0.92rem;
  font-weight: 500;
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
}

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

.menu-toggle {
  display: none;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 1.35rem;
  line-height: 1;
  padding: 0.4rem 0.75rem;
  cursor: pointer;
}

/* Hero */
.hero-viewport {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  filter: brightness(0.42) contrast(1.08);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(28,31,36,0.75) 0%, rgba(28,31,36,0.88) 65%, #1c1f24 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 820px;
  padding: 3rem 1.5rem;
}

.hero-content p {
  margin-left: auto;
  margin-right: auto;
  font-size: 1.15rem;
  color: #d1d5db;
}

/* Buttons (Borderless green pills with dark high-contrast labels) */
.btn-pill {
  display: inline-block;
  background-color: var(--accent-primary);
  color: #08140f !important;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0.85rem 1.75rem;
  border: none;
  border-radius: 9999px !important;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.25s var(--ease-kinetic), box-shadow 0.25s var(--ease-kinetic), background-color 0.2s ease;
}

.btn-pill:hover, .btn-pill:focus-visible {
  background-color: var(--accent-secondary);
  transform: translateY(-3px);
  box-shadow: var(--glow-accent);
}

.btn-secondary {
  background-color: #d1fae5;
  color: #062218 !important;
}

/* Icon-led Rows (No Cards) */
.row-list {
  border-top: 1px solid var(--border-subtle);
  margin-top: 2rem;
}

.icon-row {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 1.5rem;
  align-items: start;
  padding: 1.65rem 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color 0.25s ease, transform 0.25s var(--ease-kinetic);
}

.icon-row:hover {
  background-color: rgba(255, 255, 255, 0.02);
}

.row-icon {
  width: 44px;
  height: 44px;
  background-color: rgba(21, 148, 106, 0.14);
  border: 1px solid var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-secondary);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.row-meta {
  text-align: right;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  min-width: 150px;
}

/* Split & Render Blocks */
.split-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: start;
}

.render-frame {
  background-color: #14171a;
  border: 1px solid var(--border-subtle);
  padding: 1rem;
  margin-bottom: 1.5rem;
}

.render-frame img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  aspect-ratio: 4 / 3;
  background-color: #20242a;
}

.render-caption {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
  margin-top: 0.75rem;
}

/* Specialist Callout */
.specialist-callout {
  border-left: 4px solid var(--accent-primary);
  background-color: rgba(21, 148, 106, 0.08);
  padding: 1.35rem 1.5rem;
  margin: 2rem 0;
}

.specialist-callout p:last-child {
  margin-bottom: 0;
}

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

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

th, td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

th {
  background-color: var(--bg-surface);
  color: var(--accent-secondary);
}

/* FAQ Disclosures */
.faq-list {
  border-top: 1px solid var(--border-subtle);
}

details.faq-item {
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.1rem 0;
}

details.faq-item summary {
  font-weight: 600;
  font-size: 1.08rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

details.faq-item summary::-webkit-details-marker {
  display: none;
}

details.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  color: var(--accent-secondary);
  font-size: 1.25rem;
}

details.faq-item[open] summary::after {
  content: "−";
}

.faq-body {
  padding-top: 1rem;
  color: #d1d5db;
}

/* Forms & Interactive Tools */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

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

label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-primary);
  text-transform: uppercase;
}

input, select, textarea {
  background-color: var(--bg-canvas);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 0.75rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
}

input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent-primary);
  border-color: transparent;
}

.record-output {
  background-color: #121417;
  border: 1px solid var(--border-subtle);
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  white-space: pre-wrap;
  color: #a7f3d0;
  margin-top: 1.5rem;
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.25rem;
}

/* Footer */
.site-footer {
  background-color: #14161a;
  border-top: 1px solid var(--border-subtle);
  padding: 3.5rem 0 2.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-bottom {
  padding-top: 1.75rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.82rem;
}

/* 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);
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .split-layout, .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: inline-block;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
    flex-direction: column;
    align-items: flex-start;
    padding: 1.25rem 1.5rem;
    gap: 1rem;
    z-index: 50;
  }
  .nav-menu.is-open {
    display: flex;
  }
  .icon-row {
    grid-template-columns: 40px 1fr;
  }
  .row-meta {
    grid-column: 2;
    text-align: left;
    margin-top: 0.25rem;
  }
  .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}}