:root {
  --cos-bg: #100407;
  --cos-bg-2: #170508;
  --cos-yellow: #fdc700;
  --cos-red: #e7000b;
  --cos-red-hover: #c40009;
  --cos-pink: #fbb9bc;
  --cos-hero-from: #881212;
  --cos-hero-to: #ab2f2c;
  --cos-text: #ffffff;
  --cos-text-muted: rgba(255, 255, 255, 0.7);
  --cos-text-dim: rgba(255, 255, 255, 0.5);
  --cos-divider: rgba(255, 255, 255, 0.12);
  --cos-card: rgba(255, 255, 255, 0.04);
  --cos-card-border: rgba(255, 255, 255, 0.08);
  --cos-radius-lg: 32px;
  --cos-radius-md: 16px;
  --cos-radius-sm: 8px;
  --cos-radius-btn: 12px;
  --cos-container: 1612px;
  --cos-container-padding: clamp(16px, 4vw, 64px);
  --cos-section-gap: clamp(80px, 12vw, 180px);
  --cos-font: 'Exo 2', system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}

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

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

body {
  margin: 0;
  background: var(--cos-bg);
  color: var(--cos-text);
  font-family: var(--cos-font);
  font-size: 16px;
  line-height: 1.5;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.cos-no-scroll {
  overflow: hidden;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-family: var(--cos-font);
  font-weight: 700;
  line-height: 1.1;
  color: var(--cos-text);
}

p {
  margin: 0;
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.cos-container {
  width: 100%;
  max-width: var(--cos-container);
  margin: 0 auto;
  padding-left: var(--cos-container-padding);
  padding-right: var(--cos-container-padding);
}

.cos-main {
  display: flex;
  flex-direction: column;
  gap: var(--cos-section-gap);
  padding-bottom: clamp(48px, 7vw, 80px);
}

.cos-accent {
  color: var(--cos-yellow);
}

.cos-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  padding: 16px 32px;
  border-radius: var(--cos-radius-btn);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--cos-text);
  transition: background-color .2s ease, transform .2s ease;
  white-space: nowrap;
  text-decoration: none;
}

.cos-btn--primary {
  background: var(--cos-red);
}

.cos-btn--primary:hover,
.cos-btn--primary:focus-visible {
  background: var(--cos-red-hover);
}

.cos-btn--ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.cos-btn--ghost:hover,
.cos-btn--ghost:focus-visible {
  background: rgba(255, 255, 255, 0.06);
}

.cos-btn svg {
  flex-shrink: 0;
}

.cos-section-heading {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 22px;
  font-weight: 700;
  color: var(--cos-text);
  text-transform: capitalize;
  margin-bottom: 32px;
}

.cos-section-heading::before {
  content: '★';
  color: var(--cos-yellow);
  font-size: 16px;
  line-height: 1;
  flex-shrink: 0;
}

.cos-section-heading::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--cos-divider);
}

.cos-page-content {
  color: var(--cos-text);
}

.cos-page-content p {
  margin-bottom: 24px;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .cos-section-heading {
    font-size: 18px;
  }
}