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

html { scroll-behavior: smooth; }

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

h1 { font-size: clamp(36px, 5vw, 56px); font-weight: 700; line-height: 1.15; }
h2 { font-size: clamp(26px, 3.5vw, 38px); font-weight: 700; line-height: 1.2; }
h3 { font-size: clamp(18px, 2vw, 22px); font-weight: 500; line-height: 1.3; }
p  { font-size: 16px; line-height: 1.7; }
.lead    { font-size: 20px; font-weight: 400; line-height: 1.6; }
.caption { font-size: 13px; color: var(--text-muted); }

a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section { padding: var(--section-py) 0; }

.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--orange);
  margin-bottom: 0.75rem;
}
.section-tag--light { color: rgba(255,232,208,0.75); }

.section-title        { color: var(--text-primary); margin-bottom: 1rem; }
.section-title--light { color: var(--text-on-orange); }

.section-subtitle {
  font-size: 18px;
  color: var(--text-body);
  margin-bottom: 3rem;
  max-width: 620px;
}
.section-subtitle--light { color: var(--text-on-dark); opacity: 0.9; }

.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-weight: 600;
  font-size: 16px;
  border: none;
  cursor: pointer;
  transition: background 200ms, transform 120ms, box-shadow 200ms;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}
.btn:hover  { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.12); }
.btn:active { transform: translateY(0); }

.btn-primary        { background: var(--orange); color: var(--text-on-orange); }
.btn-primary:hover  { background: var(--orange-hover); }

.btn-on-hero        { background: var(--bg-main); color: var(--orange-dark); font-size: 17px; padding: 16px 32px; font-weight: 700; }
.btn-on-hero:hover  { background: var(--bg-secondary); }

.btn-ghost-light              { background: transparent; color: var(--text-on-orange); border: 2px solid rgba(255,232,208,0.5); }
.btn-ghost-light:hover        { border-color: var(--text-on-orange); }

.btn-on-dark        { background: var(--bg-secondary); color: var(--orange-dark); font-weight: 700; }
.btn-on-dark:hover  { background: var(--bg-main); }

/* Card */
.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color 200ms, box-shadow 200ms;
}
.card:hover { border-color: var(--orange); box-shadow: 0 4px 24px rgba(255,107,0,0.1); }

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 5px 12px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
}

/* Scroll animation */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }