:root {
  --bg-dark: #111111;
  --bg-light: #f7f7f7;
  --accent: #ff7a00;
  --accent-dark: #e06600;
  --text-main: #111111;
  --text-muted: #666666;
  --white: #ffffff;
}

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text-main);
  background-color: var(--white);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */

.site-header {
  background: var(--bg-dark);
  color: var(--white);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

.logo a {
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
}

.main-nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.main-nav a {
  font-size: 0.9rem;
  color: var(--white);
  opacity: 0.9;
}

.main-nav a:hover {
  opacity: 1;
}

/* Buttons */

.btn {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--accent-dark);
  text-decoration: none;
}

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

.btn-secondary:hover {
  background: rgba(255, 122, 0, 0.08);
  text-decoration: none;
}

/* Hero */

.hero {
  background: radial-gradient(circle at top left, #222 0, #000 45%, #111 100%);
  color: var(--white);
  padding: 64px 0 56px;
}

.hero-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: center;
}

.hero-text {
  flex: 1 1 260px;
}

.hero-text h1 {
  font-size: 2.4rem;
  margin: 0 0 12px;
}

.hero-text p {
  margin: 0 0 20px;
  color: #dddddd;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-side {
  flex: 0 0 260px;
}

.hero-tag {
  font-size: 0.9rem;
  color: #bbbbbb;
  border-left: 3px solid var(--accent);
  padding-left: 12px;
}

/* Sections */

.section {
  padding: 48px 0;
}

.section-alt {
  background: var(--bg-light);
}

.section h2 {
  font-size: 1.6rem;
  margin-top: 0;
  margin-bottom: 16px;
}

/* Cards */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  border-radius: 8px;
  border: 1px solid #e2e2e2;
  padding: 16px 18px;
  background: #ffffff;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 8px;
}

/* Lists */

.bullet-list {
  padding-left: 20px;
}

.bullet-list li {
  margin-bottom: 6px;
}

/* Footer */

.site-footer {
  background: #111111;
  color: #cccccc;
  padding: 20px 0;
  font-size: 0.85rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}

.footer-left p {
  margin: 0 0 4px;
}

.footer-right {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.site-footer a {
  color: #f0f0f0;
  opacity: 0.9;
}

.site-footer a:hover {
  opacity: 1;
}

/* Responsive */

@media (max-width: 720px) {
  .header-inner {
    flex-wrap: wrap;
    justify-content: center;
  }

  .main-nav {
    justify-content: center;
  }

  .hero-inner {
    flex-direction: column;
  }

  .hero-text h1 {
    font-size: 2rem;
  }
}