:root {
  --bg: #f5f5f7;
  --bg-card: #ffffff;
  --primary: #c53030; /* main red */
  --primary-soft: #fff5f5; /* light red background */
  --primary-border: #feb2b2;
  --text-main: #1f2933;
  --text-muted: #6b7280;
  --border-subtle: #e5e7eb;

  --radius-lg: 14px;
  --radius-pill: 999px;

  --shadow-soft: 0 10px 25px rgba(15, 23, 42, 0.08);
}

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

html,
body {
  height: 100%;
}

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

/* Layout */

.site-header {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px 16px 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

main {
  max-width: 960px;
  margin: 0 auto;
  padding: 8px 16px 40px;
}

.site-footer {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Logo */

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  width: 26px;
  height: 26px;
  border-radius: 8px;
}

.logo-text {
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 1rem;
  text-transform: uppercase;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-pill);
  padding: 8px 16px;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease,
    transform 0.05s ease, box-shadow 0.05s ease;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  background: #9b2c2c;
  transform: translateY(-1px);
}

.btn-secondary {
  background: #ffffff;
  color: var(--primary);
  border-color: var(--primary-border);
}

.btn-secondary:hover {
  background: var(--primary-soft);
}

/* Nav */

.nav-actions {
  display: flex;
  align-items: center;
}

/* Hero */

.hero {
  margin-top: 28px;
  margin-bottom: 24px;
}

.hero-content {
  padding: 24px 20px 22px;
  border-radius: 18px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.hero h1 {
  font-size: clamp(1.8rem, 3vw, 2.3rem);
  line-height: 1.2;
  margin-bottom: 10px;
}

.hero-tagline {
  font-size: 0.96rem;
  color: var(--text-muted);
  max-width: 580px;
}

.hero-actions {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
}

.hero-note {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* Sections */

.content-section {
  margin-top: 20px;
  padding: 18px 18px 20px;
  border-radius: var(--radius-lg);
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
}

.content-section h2 {
  font-size: 1.2rem;
  margin-bottom: 6px;
}

.content-section p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.accent-line {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background-color: var(--primary-soft);
  border: 1px solid var(--primary-border);
  color: #742a2a;
  font-size: 0.9rem;
}

/* Grid */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 10px;
}

.card {
  padding: 12px 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border-subtle);
  background-color: #ffffff;
}

.card h3 {
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Footer */

.footer-left,
.footer-right {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-footer a {
  color: var(--primary);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

/* Responsive */

@media (max-width: 768px) {
  .site-header {
    padding-top: 12px;
  }

  .hero-content {
    padding: 20px 16px 18px;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .nav-actions .btn {
    padding-inline: 14px;
    font-size: 0.88rem;
  }
}