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

:root {
  --crimson: #8C1A38;
  --crimson-hover: #A82044;
  --crimson-link: #C42A52;
  --bg: #F8F8FC;
  --bg-tint: #FDF4F7;
  --white: #FFFFFF;
  --text: #0C0C0F;
  --heading: #1E1E2A;
  --secondary: #52526E;
  --border: #E2E2ED;
  --success: #16A34A;
  --warning: #D97706;
  --error: #DC2626;
  --radius: 8px;
  --shadow: 0 1px 4px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.05);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

/* NAV */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--crimson);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding: 0 clamp(24px, 5vw, 80px);
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo-mark {
  width: 32px;
  height: 32px;
  background: rgba(255,255,255,0.15);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-brand-name {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.3px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s, color 0.15s, box-shadow 0.15s;
  white-space: nowrap;
  border: 1.5px solid transparent;
}

.btn-sm { padding: 6px 14px; }
.btn-md { padding: 10px 22px; }
.btn-lg { padding: 13px 28px; font-size: 15px; }

.btn-primary {
  background: var(--crimson);
  border-color: var(--crimson);
  color: #fff;
}
.btn-primary:hover {
  background: var(--crimson-hover);
  border-color: var(--crimson-hover);
}

.btn-primary-white {
  background: #fff;
  border-color: #fff;
  color: var(--crimson);
}
.btn-primary-white:hover {
  background: #f0e6ea;
  border-color: #f0e6ea;
}

.btn-outline-white {
  background: transparent;
  border-color: rgba(255,255,255,0.6);
  color: #fff;
}
.btn-outline-white:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.1);
}

.btn-outline-crimson {
  background: transparent;
  border-color: var(--crimson);
  color: var(--crimson);
}
.btn-outline-crimson:hover {
  background: var(--bg-tint);
}

/* SECTION SHARED */
section { padding: clamp(64px, 8vw, 96px) clamp(24px, 5vw, 80px); }

.section-label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--crimson-link);
  margin-bottom: 12px;
}

h1, h2, h3 {
  font-weight: 700;
  color: var(--heading);
  line-height: 1.2;
  letter-spacing: -0.4px;
  text-wrap: pretty;
}

h1 { font-size: clamp(36px, 5vw, 56px); }
h2 { font-size: clamp(26px, 3.5vw, 38px); }
h3 { font-size: 18px; }

p { color: var(--secondary); line-height: 1.7; text-wrap: pretty; }

/* FOOTER */
footer {
  background: var(--heading);
  padding: 40px clamp(24px, 5vw, 80px);
  color: rgba(255,255,255,0.6);
  font-size: 14px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: start;
}

.footer-brand-name {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.footer-brand-tagline {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  margin-bottom: 12px;
}

.footer-sub {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: rgba(255,255,255,0.55);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.15s;
}

.footer-links a:hover { color: #fff; }

@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .footer-links { flex-wrap: wrap; gap: 16px; }
}

@media (max-width: 480px) {
  nav { padding: 0 16px; }
  section { padding: 48px 20px; }
}