:root {
  --bg-canvas: #0b0b0d;
  --bg-surface: #222225;
  --bg-surface-hover: #2c2c30;
  --text-primary: #f5f5f5;
  --text-muted: #c0c4cc;
  --accent-primary: #dc2626;
  --accent-secondary: #991b1b;
  --border-subtle: rgba(192, 196, 204, 0.22);
  --ease-kinetic: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-elevation: 0 12px 32px -4px rgba(0, 0, 0, 0.5);
  --glow-accent: 0 0 24px -4px var(--accent-primary);
  --glass-backdrop: blur(16px) saturate(180%);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif; background-color: #050506; color: var(--text-primary); line-height: 1.7; scroll-behavior: smooth; }
body { background-color: var(--bg-canvas); margin: 24px; border: 1px solid var(--border-subtle); min-height: calc(100vh - 48px); overflow-wrap: anywhere; hyphens: auto; position: relative; }
h1, h2, h3, h4 { font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; color: var(--text-primary); margin-bottom: 0.75rem; }
h1 { font-size: clamp(2.2rem, 4.5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
p { margin-bottom: 1.25rem; color: var(--text-muted); max-width: 70ch; }
a { color: var(--text-primary); text-decoration: underline; text-decoration-color: var(--accent-primary); text-underline-offset: 4px; transition: color 0.2s ease; }
a:hover { color: var(--accent-primary); }
img { max-width: 100%; height: auto; display: block; border-radius: 0; object-fit: cover; background: #161618; }
.tagline-bar { background: #141417; border-bottom: 1px solid var(--border-subtle); padding: 8px 24px; font-size: 0.82rem; color: var(--text-muted); letter-spacing: 0.04em; text-transform: uppercase; display: flex; justify-content: space-between; align-items: center; }
.site-header { position: relative; background: var(--bg-canvas); border-bottom: 1px solid var(--border-subtle); padding: 18px 24px; }
.header-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.brand-link { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; font-weight: 800; font-size: 1.25rem; letter-spacing: -0.02em; color: var(--text-primary); }
.brand-mark { width: 18px; height: 18px; background: var(--accent-primary); display: inline-block; border: 2px solid var(--text-muted); }
.main-nav ul { list-style: none; display: flex; gap: 22px; align-items: center; }
.main-nav a { text-decoration: none; font-size: 0.92rem; font-weight: 700; color: var(--text-muted); padding: 6px 0; border-bottom: 2px solid transparent; transition: all 0.2s; }
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--text-primary); border-bottom-color: var(--accent-primary); }
.mobile-menu-btn { display: none; background: var(--bg-surface); color: var(--text-primary); border: 1px solid var(--border-subtle); padding: 6px 12px; font-size: 1.3rem; cursor: pointer; font-weight: 800; }
.hero-full { 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); background: radial-gradient(circle at 50% 50%, rgba(220,38,38,0.22), #0b0b0d 75%); }
.hero-bg-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.38; z-index: 1; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(11,11,13,0.65) 0%, rgba(11,11,13,0.92) 100%); z-index: 2; }
.hero-content { position: relative; z-index: 3; max-width: 820px; padding: 48px 24px; margin: 0 auto; }
.hero-content p { margin: 16px auto 32px; font-size: 1.15rem; color: var(--text-primary); }
.page-hero { background: linear-gradient(135deg, #161012 0%, #0b0b0d 100%); border-bottom: 1px solid var(--border-subtle); padding: 64px 24px; }
.page-hero-inner { max-width: 1100px; margin: 0 auto; }
.btn { display: inline-block; background: var(--accent-primary); color: #ffffff; font-weight: 800; font-size: 0.95rem; padding: 14px 26px; text-decoration: none; border: 1px solid #ff6b6b; box-shadow: 4px 4px 0px var(--text-muted); transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease; cursor: pointer; border-radius: 0; }
.btn:hover { color: #ffffff; background: #b91c1c; transform: translate(4px, 4px); box-shadow: 0px 0px 0px var(--text-muted); }
.btn-secondary { background: var(--bg-surface); border-color: var(--border-subtle); }
.btn-secondary:hover { background: var(--bg-surface-hover); }
.band { padding: 72px 24px; border-bottom: 1px solid var(--border-subtle); }
.band-dark { background-color: var(--bg-canvas); }
.band-tonal { background: linear-gradient(180deg, #151113 0%, #18181b 100%); }
.band-crimson { background: radial-gradient(circle at 85% 20%, rgba(220, 38, 38, 0.18), #121215 70%); }
.container { max-width: 1100px; margin: 0 auto; }
.section-header { margin-bottom: 40px; }
.badge { display: inline-block; background: rgba(220, 38, 38, 0.2); color: #fca5a5; border: 1px solid var(--accent-primary); padding: 4px 14px; font-size: 0.78rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.06em; border-radius: 999px; margin-bottom: 12px; }
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 32px; align-items: start; }
.glass-panel { background: rgba(34, 34, 37, 0.72); backdrop-filter: var(--glass-backdrop); -webkit-backdrop-filter: var(--glass-backdrop); border: 1px solid var(--border-subtle); padding: 28px; border-radius: 0; transition: transform 0.35s var(--ease-kinetic), box-shadow 0.35s var(--ease-kinetic); }
.glass-panel:hover { transform: translateY(-4px); box-shadow: var(--shadow-elevation), var(--glow-accent); border-color: rgba(220, 38, 38, 0.5); }
.panel-img { width: 100%; aspect-ratio: 16 / 9; margin-bottom: 20px; border: 1px solid var(--border-subtle); }
.panel-img-square { width: 100%; aspect-ratio: 4 / 3; margin-bottom: 18px; border: 1px solid var(--border-subtle); }
.cutaway-box { display: grid; grid-template-columns: 1fr 1.2fr; gap: 28px; background: rgba(20, 20, 23, 0.85); border: 1px solid var(--border-subtle); padding: 28px; margin-top: 24px; }
.spec-list { list-style: none; margin: 16px 0; }
.spec-list li { padding: 10px 0; border-bottom: 1px solid var(--border-subtle); display: flex; justify-content: space-between; gap: 16px; color: var(--text-muted); font-size: 0.95rem; }
.spec-list li strong { color: var(--text-primary); }
.table-wrap { overflow-x: auto; margin: 24px 0; border: 1px solid var(--border-subtle); background: rgba(24, 24, 27, 0.8); }
table { width: 100%; border-collapse: collapse; text-align: left; font-size: 0.92rem; }
th, td { padding: 14px 18px; border-bottom: 1px solid var(--border-subtle); }
th { background: rgba(220, 38, 38, 0.16); color: var(--text-primary); font-weight: 800; text-transform: uppercase; font-size: 0.8rem; letter-spacing: 0.04em; }
td { color: var(--text-muted); }
.seq-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; counter-reset: step; }
.seq-card { background: rgba(34, 34, 37, 0.78); border: 1px solid var(--border-subtle); padding: 24px; position: relative; }
.seq-num { width: 36px; height: 36px; border-radius: 999px; background: var(--accent-primary); color: #fff; font-weight: 800; display: flex; align-items: center; justify-content: center; margin-bottom: 14px; font-size: 0.9rem; }
.faq-item { background: rgba(34, 34, 37, 0.65); border: 1px solid var(--border-subtle); padding: 24px; margin-bottom: 16px; }
.faq-item h3 { font-size: 1.15rem; margin-bottom: 8px; color: var(--text-primary); }
.prose { max-width: 70ch; margin: 0 auto; }
.prose h2 { margin-top: 2.2rem; }
.prose h3 { margin-top: 1.6rem; }
.prose ul, .prose ol { margin: 0 0 1.5rem 1.5rem; color: var(--text-muted); }
.prose li { margin-bottom: 0.5rem; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 700; margin-bottom: 8px; font-size: 0.9rem; color: var(--text-primary); }
.form-control { width: 100%; padding: 12px 14px; background: #121215; border: 1px solid var(--border-subtle); color: var(--text-primary); font-family: inherit; font-size: 1rem; border-radius: 0; }
.form-control:focus { outline: 2px solid var(--accent-primary); border-color: transparent; }
.output-box { background: #101013; border: 1px solid var(--accent-primary); padding: 20px; font-family: monospace; white-space: pre-wrap; color: var(--text-primary); margin-top: 20px; min-height: 140px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 16px; }
.site-footer { background: #08080a; padding: 56px 24px 36px; font-size: 0.9rem; color: var(--text-muted); }
.footer-grid { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 36px; padding-bottom: 36px; border-bottom: 1px solid var(--border-subtle); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 10px; }
.footer-bottom { max-width: 1100px; margin: 28px auto 0; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; font-size: 0.84rem; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ease-kinetic), transform 0.6s var(--ease-kinetic); }
.reveal-visible { opacity: 1; transform: translateY(0); }
@media (max-width: 768px) {
  body { margin: 8px; min-height: calc(100vh - 16px); }
  .tagline-bar { flex-direction: column; align-items: flex-start; gap: 4px; padding: 8px 16px; }
  .mobile-menu-btn { display: inline-block; }
  .main-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #141417; border-bottom: 1px solid var(--border-subtle); padding: 16px 24px; z-index: 50; }
  .main-nav.nav-open { display: block; }
  .main-nav ul { flex-direction: column; align-items: flex-start; gap: 14px; }
  .cutaway-box { grid-template-columns: 1fr; }
  .band { padding: 48px 16px; }
}

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