:root {
  --color-deep-space: #0D1B2A;
  --color-slate: #1B263B;
  --color-neon-green: #00FF88;
  --color-inferno-orange: #FF6B35;
  --color-cloud: #E0E1DD;
  --color-mist: #9BA4B5;
  --color-line: rgba(0, 255, 136, 0.25);
  --color-amber: #FFC300;
  --color-graphite: #2A3A4A;
  --color-translucent: rgba(255, 255, 255, 0.06);
  --font-headline: 'Poppins SemiBold Italic', 'Arial Black Italic', 'Noto Sans SC Black', sans-serif;
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'Consolas', monospace;
  --header-h: 4.5rem;
  --grid-gap: 1.5rem;
  --content-max: 1280px;
  --radius: 4px;
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-hover: 0 18px 40px rgba(0, 0, 0, 0.45);
  --transition-fast: 180ms ease;
  --transition-slow: 380ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-cloud);
  background-color: var(--color-deep-space);
  min-height: 100vh;
  overflow-x: hidden;
}

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

ul,
ol {
  list-style: none;
}

a {
  color: var(--color-neon-green);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-cloud);
  text-decoration: underline;
}

a:focus-visible {
  outline: 2px solid var(--color-inferno-orange);
  outline-offset: 4px;
  border-radius: 2px;
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

button:focus-visible {
  outline: 2px solid var(--color-inferno-orange);
  outline-offset: 4px;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-headline);
  line-height: 1.2;
  font-weight: 900;
  font-style: italic;
  color: var(--color-cloud);
}

h1 {
  font-size: 2.5rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: 1rem;
}

.container {
  width: 100%;
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--grid-gap);
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 1rem;
  z-index: 2000;
  background: var(--color-neon-green);
  color: var(--color-deep-space);
  font-weight: 900;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-neon-green), var(--color-inferno-orange));
  z-index: 2500;
  transition: width 120ms linear;
  pointer-events: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-deep-space);
  border-bottom: 1px solid var(--color-line);
  display: flex;
}

.brand-rail {
  width: 3.5rem;
  flex-shrink: 0;
  border-right: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 0;
  gap: 1rem;
}

.brand-rail__code {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-neon-green);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  transform: rotate(180deg);
}

.brand-rail__line {
  width: 1px;
  flex: 1;
  background: linear-gradient(to bottom, var(--color-neon-green), transparent);
  position: relative;
  overflow: hidden;
}

.brand-rail__line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 50%;
  background: linear-gradient(to bottom, transparent, var(--color-inferno-orange));
  animation: rail-flow 4s linear infinite;
}

@keyframes rail-flow {
  0% { top: -50%; }
  100% { top: 100%; }
}

.brand-rail__text {
  writing-mode: vertical-rl;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-mist);
  text-transform: uppercase;
  letter-spacing: 0.25em;
  transform: rotate(180deg);
  white-space: nowrap;
}

.header-inner {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1.5rem;
  border-bottom: 1px solid var(--color-line);
  gap: 1rem;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-cloud);
  text-decoration: none;
}

.brand-lockup:hover {
  color: var(--color-neon-green);
  text-decoration: none;
}

.brand-lockup__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  background: var(--color-neon-green);
  color: var(--color-deep-space);
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: 1rem;
  border-radius: 2px;
  font-style: italic;
  clip-path: polygon(0 0, 100% 0, 100% 80%, 80% 100%, 0 100%);
}

.brand-lockup__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-lockup__text strong {
  font-family: var(--font-headline);
  font-size: 1.35rem;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 0.02em;
  color: var(--color-cloud);
}

.brand-lockup__text small {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-mist);
  font-family: var(--font-mono);
}

.header-subnav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.header-subnav a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-mist);
  position: relative;
  padding: 0.25rem 0;
  text-decoration: none;
}

.header-subnav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-neon-green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast);
}

.header-subnav a:hover {
  color: var(--color-neon-green);
}

.header-subnav a:hover::after {
  transform: scaleX(1);
}

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  min-height: 3.75rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.site-nav a {
  display: inline-block;
  padding: 0.5rem 0.9rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-cloud);
  border-left: 2px solid transparent;
  text-decoration: none;
  position: relative;
}

.site-nav a:hover {
  color: var(--color-neon-green);
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  color: var(--color-neon-green);
  background: var(--color-translucent);
  border-left-color: var(--color-neon-green);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-inferno-orange);
  color: var(--color-deep-space);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.6rem 1.2rem;
  border-radius: 2px;
  text-decoration: none;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.header-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
  color: var(--color-deep-space);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.6rem;
  padding: 0.5rem 0.75rem;
  background: var(--color-slate);
  border: 1px solid var(--color-line);
  border-radius: 2px;
  color: var(--color-cloud);
  font-size: 0.85rem;
  font-weight: 700;
}

.nav-toggle__box {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 1rem;
}

.nav-toggle__box span {
  display: block;
  height: 2px;
  background: var(--color-neon-green);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__box span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__box span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__box span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__label {
  color: var(--color-neon-green);
}

.site-footer {
  background: var(--color-slate);
  border-top: 2px solid var(--color-neon-green);
  position: relative;
  overflow: hidden;
}

.footer-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-neon-green) 30%, transparent 30%, transparent 70%, var(--color-inferno-orange) 70%);
  transform: skewX(-15deg);
  transform-origin: top left;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 0.8fr;
  gap: 3rem;
  padding-top: 3rem;
  padding-bottom: 2rem;
  position: relative;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-cloud);
  text-decoration: none;
}

.footer-brand:hover {
  text-decoration: none;
}

.footer-brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--color-neon-green);
  color: var(--color-deep-space);
  font-family: var(--font-mono);
  font-weight: 900;
  font-size: 1.25rem;
  font-style: italic;
  clip-path: polygon(0 0, 100% 0, 100% 80%, 80% 100%, 0 100%);
}

.footer-brand__name {
  font-family: var(--font-headline);
  font-size: 1.75rem;
  font-weight: 900;
  font-style: italic;
  color: var(--color-cloud);
}

.footer-tagline {
  font-size: 0.9rem;
  color: var(--color-mist);
  font-family: var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.trust-statement {
  font-size: 0.85rem;
  color: var(--color-mist);
  border-left: 2px solid var(--color-inferno-orange);
  padding-left: 1rem;
  margin-top: 0.5rem;
  line-height: 1.6;
}

.footer-heading {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-neon-green);
  font-family: var(--font-mono);
  font-style: normal;
  font-weight: 700;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 0.5rem;
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-contact li {
  display: flex;
  gap: 0.75rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--color-cloud);
}

.footer-contact__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-mist);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  min-width: 3.6rem;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.footer-contact a {
  color: var(--color-cloud);
  word-break: break-all;
}

.footer-contact a:hover {
  color: var(--color-neon-green);
}

.footer-note {
  font-size: 0.8rem;
  color: var(--color-mist);
  margin-top: 1rem;
  border-top: 1px dashed var(--color-graphite);
  padding-top: 0.75rem;
}

.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem 1rem;
  margin-bottom: 1.5rem;
}

.footer-links a,
.footer-meta-links a {
  font-size: 0.9rem;
  color: var(--color-cloud);
  display: inline-block;
  padding: 0.2rem 0;
}

.footer-links a:hover,
.footer-meta-links a:hover {
  color: var(--color-neon-green);
  margin-left: 0.25rem;
  transition: margin-left var(--transition-fast), color var(--transition-fast);
}

.footer-meta-links {
  display: flex;
  flex-direction: column;
  border-top: 1px dashed var(--color-graphite);
  padding-top: 1rem;
}

.footer-meta-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-mist);
  letter-spacing: 0.03em;
  padding: 0.15rem 0;
}

.footer-bottom {
  border-top: 1px solid var(--color-line);
  background: var(--color-deep-space);
  padding: 1rem 0;
}

.footer-bottom__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-mist);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-mist);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-line);
}

.breadcrumb a {
  color: var(--color-neon-green);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-cloud);
}

.breadcrumb span {
  color: var(--color-mist);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.7rem 1.4rem;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast), background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.btn:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-neon-green);
  color: var(--color-deep-space);
  box-shadow: 0 4px 0 rgba(0, 255, 136, 0.2);
}

.btn-primary:hover {
  background: var(--color-cloud);
  color: var(--color-deep-space);
  box-shadow: 0 8px 20px rgba(0, 255, 136, 0.25);
}

.btn-secondary {
  background: transparent;
  color: var(--color-neon-green);
  border-color: var(--color-neon-green);
}

.btn-secondary:hover {
  background: rgba(0, 255, 136, 0.15);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.15);
}

.btn-orange {
  background: var(--color-inferno-orange);
  color: var(--color-deep-space);
}

.btn-orange:hover {
  background: var(--color-amber);
  color: var(--color-deep-space);
}

.btn-block {
  display: flex;
  justify-content: center;
  width: 100%;
}

.section-head {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-bottom: 2rem;
}

.section-index {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-inferno-orange);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.section-index::before {
  content: '';
  width: 2rem;
  height: 2px;
  background: var(--color-inferno-orange);
  display: inline-block;
}

.section-title {
  font-size: 2rem;
}

.section-sub {
  color: var(--color-mist);
  font-size: 1rem;
  line-height: 1.6;
  max-width: 46rem;
}

.data-card {
  background: var(--color-slate);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  position: relative;
}

.data-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-neon-green);
}

.data-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-neon-green), var(--color-inferno-orange));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.data-card:hover::before {
  opacity: 1;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.6rem;
  border-radius: 2px;
  border: 1px solid transparent;
}

.tag-new {
  background: rgba(255, 107, 53, 0.15);
  color: var(--color-inferno-orange);
  border-color: rgba(255, 107, 53, 0.4);
}

.tag-hot {
  background: rgba(0, 255, 136, 0.15);
  color: var(--color-neon-green);
  border-color: rgba(0, 255, 136, 0.4);
}

.tag-version {
  background: var(--color-graphite);
  color: var(--color-cloud);
  border-color: var(--color-graphite);
}

.media-frame {
  position: relative;
  background: linear-gradient(135deg, var(--color-graphite), var(--color-deep-space));
  border: 1px solid var(--color-line);
  padding: 1.5rem;
  min-height: 200px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  overflow: hidden;
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 24px 100%, 0 100%);
}

.media-frame::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, transparent 60%, var(--color-inferno-orange) 60%, var(--color-inferno-orange) 62%, transparent 62%),
              repeating-linear-gradient(0deg, transparent 0, transparent 14px, rgba(0,255,136,0.25) 14px, rgba(0,255,136,0.25) 16px);
  opacity: 0.6;
  pointer-events: none;
}

.media-frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(110%) saturate(120%);
}

.meta-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.meta-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px dashed var(--color-graphite);
}

.meta-list li strong {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-neon-green);
  font-size: 0.85rem;
}

.meta-list li span {
  color: var(--color-cloud);
  text-align: right;
}

.section-rule {
  height: 4px;
  background: linear-gradient(90deg, var(--color-neon-green) 30%, transparent 30%, transparent 70%, var(--color-inferno-orange) 70%);
  transform: skewX(-15deg);
  border: none;
  margin: 3rem 0;
  opacity: 0.8;
}

.faq-item {
  background: var(--color-slate);
  border: 1px solid var(--color-line);
  margin-bottom: 0.75rem;
  border-radius: 2px;
  overflow: hidden;
}

.faq-item[data-faq-item] .faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-cloud);
  background: transparent;
}

.faq-item[data-faq-item] .faq-question:hover {
  background: var(--color-translucent);
}

.faq-item[data-faq-item] .faq-icon {
  font-family: var(--font-mono);
  color: var(--color-neon-green);
  font-size: 1.2rem;
  transition: transform var(--transition-fast);
}

.faq-item[data-faq-item][data-open] .faq-icon {
  transform: rotate(45deg);
}

.faq-body {
  padding: 0 1.25rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item[data-faq-item][data-open] .faq-body {
  max-height: 600px;
  padding: 0 1.25rem 1.25rem;
}

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

@media (max-width: 1024px) {
  .brand-rail {
    width: 2.5rem;
  }
  .brand-rail__text {
    display: none;
  }
  .header-top {
    padding: 0.5rem 1rem;
  }
  .header-main {
    padding: 0 1rem;
  }
  .header-subnav {
    gap: 1rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .footer-brand-col {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .brand-rail {
    display: none;
  }

  .header-top {
    padding: 0.75rem 1rem;
  }

  .brand-lockup__mark {
    width: 2rem;
    height: 2rem;
    font-size: 0.85rem;
  }

  .brand-lockup__text strong {
    font-size: 1.1rem;
  }

  .brand-lockup__text small {
    font-size: 0.6rem;
  }

  .header-subnav {
    display: none;
  }

  .header-main {
    padding: 0.5rem 1rem;
    min-height: unset;
    justify-content: space-between;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(80vw, 20rem);
    background: var(--color-slate);
    border-left: 2px solid var(--color-neon-green);
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: calc(var(--header-h) + 1rem) 1rem 2rem;
    transform: translateX(100%);
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
    box-shadow: none;
    z-index: 1100;
    overflow-y: auto;
    visibility: hidden;
  }

  .site-nav[data-open] {
    transform: translateX(0);
    box-shadow: -20px 0 50px rgba(0, 0, 0, 0.5);
    visibility: visible;
  }

  .site-nav a {
    font-size: 1.05rem;
    padding: 0.8rem 1rem;
    border-left: 3px solid transparent;
    border-bottom: 1px dashed rgba(0, 255, 136, 0.15);
  }

  .site-nav a[aria-current="page"] {
    border-left-color: var(--color-neon-green);
    background: var(--color-translucent);
  }

  .header-cta {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand-col {
    grid-column: auto;
  }

  .footer-bottom__inner {
    flex-direction: column;
    text-align: center;
    gap: 0.35rem;
  }

  h1 {
    font-size: 2rem;
  }
  h2 {
    font-size: 1.6rem;
  }
  h3 {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding-inline: 1rem;
  }
  .header-top {
    padding: 0.5rem 0.75rem;
  }
  .header-main {
    padding: 0.5rem 0.75rem;
  }
  .footer-links {
    grid-template-columns: 1fr;
  }
  .fqa-question {
    font-size: 0.9rem;
  }
}

::selection {
  background: var(--color-neon-green);
  color: var(--color-deep-space);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-deep-space);
}

::-webkit-scrollbar-thumb {
  background: var(--color-graphite);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-neon-green);
}

@media (max-width: 768px) {
  .site-nav {
    background: var(--color-slate);
  }
  .site-nav::before {
    content: '8B // SPORT DATA TERMINAL';
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-mist);
    letter-spacing: 0.2em;
    padding: 1rem 1rem 0;
  }
}

@media (max-width: 768px) {
  .footer-note {
    font-size: 0.75rem;
  }
  .trust-statement {
    font-size: 0.8rem;
  }
  .section-title {
    font-size: 1.4rem;
  }
}