:root {
  --ink: #f5f1e9;
  --muted: #b8b1a7;
  --paper: #ebe2d1;
  --charcoal: #11110f;
  --black: #080806;
  --panel: #191813;
  --panel-2: #242219;
  --line: rgba(245, 241, 233, 0.16);
  --red: #ed2f28;
  --amber: #f0ae37;
  --olive: #7d8a4f;
  --cyan: #8dd7cb;
  --shadow: 0 18px 70px rgba(0, 0, 0, 0.42);
  color-scheme: dark;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px) 0 0 / 64px 64px,
    linear-gradient(180deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px) 0 0 / 64px 64px,
    radial-gradient(circle at 80% 0%, rgba(237, 47, 40, 0.16), transparent 34rem),
    radial-gradient(circle at 8% 18%, rgba(141, 215, 203, 0.08), transparent 30rem),
    var(--black);
  letter-spacing: 0;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 20;
  transform: translateY(-180%);
  border: 1px solid var(--ink);
  background: var(--black);
  padding: 0.75rem 1rem;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 1.2rem;
  min-height: 76px;
  padding: 1rem clamp(1rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--line);
  background: rgba(8, 8, 6, 0.78);
  backdrop-filter: blur(18px);
}

.site-header.is-scrolled {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.34);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  min-width: 0;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  line-height: 1;
}

.brand img {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
}

.brand span {
  overflow-wrap: anywhere;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.4rem);
  color: var(--muted);
  font-size: 0.92rem;
}

.site-nav a,
.header-link {
  text-decoration: none;
}

.site-nav a:hover,
.header-link:hover {
  color: var(--ink);
}

.header-link,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid rgba(245, 241, 233, 0.22);
  padding: 0.72rem 1rem;
  text-decoration: none;
  font-weight: 800;
  line-height: 1;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.header-link {
  color: var(--paper);
}

.button:hover,
.header-link:hover {
  transform: translateY(-1px);
  border-color: rgba(245, 241, 233, 0.6);
}

.hero {
  position: relative;
  display: grid;
  min-height: calc(100svh - 76px);
  padding: clamp(4.5rem, 10vw, 8rem) clamp(1rem, 4vw, 3.5rem) 0;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 34%;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, var(--black));
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 980px;
  min-width: 0;
  align-self: center;
  padding-bottom: clamp(4rem, 9vw, 7rem);
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 980px;
  margin-bottom: 1rem;
  color: var(--paper);
  font-size: clamp(4.6rem, 16vw, 12.5rem);
  line-height: 0.82;
  text-transform: uppercase;
  overflow-wrap: normal;
}

h2 {
  margin-bottom: 0;
  color: var(--paper);
  font-size: clamp(2rem, 5vw, 4.7rem);
  line-height: 0.98;
}

h3 {
  margin-bottom: 0.75rem;
  color: var(--paper);
  font-size: clamp(1.15rem, 2vw, 1.6rem);
  line-height: 1.08;
}

.hero-copy {
  max-width: 690px;
  margin-bottom: 2rem;
  color: var(--ink);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button-primary {
  background: var(--red);
  color: #fff7f0;
  border-color: var(--red);
}

.button-secondary {
  background: rgba(245, 241, 233, 0.06);
  color: var(--paper);
}

.hero-art {
  position: absolute;
  inset: 0;
  overflow: hidden;
  opacity: 0.9;
}

.radar-grid {
  position: absolute;
  right: -8rem;
  top: 7rem;
  width: min(72vw, 760px);
  aspect-ratio: 1;
  border: 1px solid rgba(240, 174, 55, 0.38);
  border-radius: 50%;
  background:
    linear-gradient(90deg, transparent 49.8%, rgba(240, 174, 55, 0.34) 50%, transparent 50.2%),
    linear-gradient(180deg, transparent 49.8%, rgba(240, 174, 55, 0.34) 50%, transparent 50.2%),
    repeating-radial-gradient(circle, transparent 0 92px, rgba(240, 174, 55, 0.22) 93px 94px);
  filter: drop-shadow(0 0 42px rgba(237, 47, 40, 0.12));
}

.radar-grid::before,
.radar-grid::after {
  content: "";
  position: absolute;
  inset: 18%;
  border: 1px solid rgba(141, 215, 203, 0.22);
  border-radius: 50%;
}

.radar-grid::after {
  inset: 35%;
  border-color: rgba(237, 47, 40, 0.42);
}

.strike {
  position: absolute;
  width: 42vw;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--red), transparent);
  transform-origin: left center;
}

.strike-a {
  left: 48%;
  top: 29%;
  transform: rotate(-17deg);
}

.strike-b {
  left: 12%;
  top: 66%;
  background: linear-gradient(90deg, transparent, var(--amber), transparent);
  transform: rotate(8deg);
}

.coordinate {
  position: absolute;
  color: rgba(245, 241, 233, 0.56);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.75rem;
}

.coordinate-a {
  right: clamp(1rem, 5vw, 5rem);
  top: 24%;
}

.coordinate-b {
  left: clamp(1rem, 4vw, 3.5rem);
  bottom: 23%;
}

.fact-strip {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-self: end;
  width: min(1180px, 100%);
  margin: 0 auto;
  border: 1px solid var(--line);
  border-bottom: 0;
  background: rgba(17, 17, 15, 0.82);
  box-shadow: var(--shadow);
}

.fact-strip div {
  min-width: 0;
  padding: 1.2rem;
  border-right: 1px solid var(--line);
}

.fact-strip div:last-child {
  border-right: 0;
}

.fact-strip dt {
  margin-bottom: 0.45rem;
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
}

.fact-strip dd {
  margin: 0;
  color: var(--paper);
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 900;
  overflow-wrap: anywhere;
}

.section {
  padding: clamp(4.5rem, 9vw, 8rem) clamp(1rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.4fr);
  gap: clamp(1.2rem, 4vw, 3rem);
  align-items: end;
  max-width: 1180px;
  margin: 0 auto clamp(2rem, 5vw, 4rem);
}

.section-heading .eyebrow {
  margin-bottom: 0.15rem;
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.4rem, 4vw, 3rem);
  max-width: 1180px;
  margin: 0 auto;
}

.intro-grid p,
.mode-panel p,
.rating-item p,
.faq p,
.site-footer p,
.fine-print {
  color: var(--muted);
  line-height: 1.72;
}

.feature-band {
  background:
    linear-gradient(135deg, rgba(125, 138, 79, 0.08), transparent 45%),
    rgba(25, 24, 19, 0.5);
}

.feature-grid,
.rating-grid,
.source-links {
  display: grid;
  max-width: 1180px;
  margin: 0 auto;
  gap: 1rem;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card,
.spec-card,
.rating-item,
.mode-panel,
.faq details {
  border: 1px solid var(--line);
  background: rgba(25, 24, 19, 0.74);
}

.card {
  min-height: 270px;
  padding: 1.2rem;
}

.card-number {
  display: block;
  margin-bottom: 2.5rem;
  color: var(--red);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-weight: 900;
}

.card p {
  color: var(--muted);
  line-height: 1.62;
}

.tactical {
  background:
    linear-gradient(180deg, transparent, rgba(237, 47, 40, 0.07)),
    var(--black);
}

.tactical-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  max-width: 1180px;
  margin: 0 auto;
  gap: 1rem;
}

.mode-panel {
  padding: clamp(1.2rem, 3vw, 2rem);
}

.mode-panel-accent {
  background:
    linear-gradient(135deg, rgba(237, 47, 40, 0.2), transparent 52%),
    rgba(36, 34, 25, 0.9);
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  min-height: 42px;
  padding: 0.72rem 0.8rem;
  border: 1px solid rgba(245, 241, 233, 0.12);
  color: var(--paper);
  background: rgba(8, 8, 6, 0.32);
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 1180px;
  margin: 0 auto;
  gap: 1rem;
}

.spec-card {
  padding: clamp(1.2rem, 3vw, 2rem);
}

.spec-card dl {
  display: grid;
  gap: 0;
  margin: 0;
}

.spec-card dl div {
  display: grid;
  grid-template-columns: minmax(90px, 0.35fr) minmax(0, 1fr);
  gap: 1rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
}

.spec-card dt {
  color: var(--cyan);
  font-weight: 800;
}

.spec-card dd {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.fine-print {
  max-width: 1180px;
  margin: 1rem auto 0;
  font-size: 0.94rem;
}

.rating-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.rating-item {
  padding: 1.2rem;
}

.rating-item span {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--amber);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.rating-item strong {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--paper);
  font-size: 1.2rem;
}

.faq-list {
  display: grid;
  max-width: 900px;
  margin: 0 auto;
  gap: 0.8rem;
}

.faq details {
  padding: 1rem 1.2rem;
}

.faq summary {
  cursor: pointer;
  color: var(--paper);
  font-weight: 900;
}

.faq summary:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.faq p {
  margin: 1rem 0 0;
}

.source-links {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.source-links a {
  min-height: 70px;
  border: 1px solid var(--line);
  padding: 1rem;
  color: var(--paper);
  background: rgba(25, 24, 19, 0.74);
  text-decoration: none;
  font-weight: 900;
}

.source-links a:hover {
  border-color: rgba(237, 47, 40, 0.8);
}

.site-footer {
  padding: 2rem clamp(1rem, 4vw, 3.5rem);
}

.site-footer p {
  max-width: 1180px;
  margin: 0 auto;
  font-size: 0.9rem;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .site-nav {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .fact-strip,
  .feature-grid,
  .rating-grid,
  .source-links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-heading,
  .intro-grid,
  .tactical-layout,
  .spec-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 68px;
    gap: 0.75rem;
  }

  .brand span {
    max-width: 10rem;
    line-height: 1.1;
  }

  .header-link {
    min-width: 74px;
    padding-inline: 0.8rem;
  }

  h1 {
    font-size: clamp(3rem, 13vw, 3.35rem);
    line-height: 0.92;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .radar-grid {
    right: -14rem;
    top: 5rem;
    width: 34rem;
  }

  .coordinate {
    display: none;
  }

  .fact-strip,
  .feature-grid,
  .rating-grid,
  .source-links,
  .check-list {
    grid-template-columns: 1fr;
  }

  .fact-strip div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .fact-strip div:last-child {
    border-bottom: 0;
  }

  .card {
    min-height: auto;
  }

  .card-number {
    margin-bottom: 1.2rem;
  }

  .spec-card dl div {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}