:root {
  --color-bg: #0a0a0b;
  --color-bg-elev: #111216;
  --color-bg-soft: #16181d;
  --color-bg-card: rgba(20, 22, 28, 0.9);
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-strong: rgba(255, 255, 255, 0.16);
  --color-text: #f5f5f7;
  --color-text-muted: #a7adb8;
  --color-text-dim: #787f8c;
  --color-primary: #c0c5ce;
  --color-primary-2: #dde0e6;
  --color-secondary: #66cff2;
  --color-secondary-soft: rgba(102, 207, 242, 0.16);
  --color-overlay: rgba(7, 8, 10, 0.74);
  --color-success: #79d39a;
  --shadow-sm: 0 10px 24px rgba(0, 0, 0, 0.24);
  --shadow-md: 0 18px 42px rgba(0, 0, 0, 0.32);
  --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.42);
  --shadow-glow: 0 0 0 1px rgba(192, 197, 206, 0.24), 0 18px 48px rgba(192, 197, 206, 0.08);
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;
  --container: min(1180px, calc(100vw - 32px));
  --font-display: 'Bebas Neue', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top left, rgba(102, 207, 242, 0.08), transparent 24%),
    radial-gradient(circle at top right, rgba(192, 197, 206, 0.08), transparent 26%),
    linear-gradient(180deg, #0a0a0b 0%, #0d0f13 40%, #09090a 100%);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

::selection {
  background: var(--color-primary);
  color: #0a0a0b;
}

h1,
h2,
h3,
.brand-copy strong {
  margin-top: 0;
  margin-bottom: 0;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 0.98;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(3.35rem, 8vw, 6.25rem);
}

h2 {
  font-size: clamp(2.35rem, 5vw, 4.1rem);
}

h3 {
  font-size: clamp(1.45rem, 2.3vw, 2rem);
}

p,
li,
label span,
input,
select,
textarea {
  color: var(--color-text-muted);
  font-size: 1rem;
}

ul,
ol {
  margin: 0;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.section {
  position: relative;
  padding: clamp(4.5rem, 8vw, 7rem) 0;
}

.section-dark {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.01));
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.panel,
.glass-card {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.015)),
    var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.section-tag,
.eyebrow,
.product-badge,
.stat-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-tag,
.eyebrow,
.product-badge {
  padding: 0.45rem 0.95rem;
  color: var(--color-primary);
  border: 1px solid rgba(192, 197, 206, 0.25);
  border-radius: var(--radius-pill);
  background: rgba(192, 197, 206, 0.06);
}

.stat-label {
  color: var(--color-text-dim);
}

.lead {
  max-width: 62ch;
  font-size: 1.07rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0.95rem 1.4rem;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
}

.btn-primary {
  color: #0a0a0b;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-2));
  box-shadow: 0 18px 42px rgba(192, 197, 206, 0.18);
}

.btn-secondary,
.btn-nav {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--color-border);
}

.btn-block {
  width: 100%;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 720px) {
  .container {
    width: min(100vw - 24px, 1180px);
  }

  .section {
    padding: 4.5rem 0;
  }

  .btn {
    width: 100%;
  }
}