/* ============================================
   BASE — Reset, body, animations, utilitaires
   ============================================ */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-page);
  color: var(--text-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---- SKIP LINK ---- */

.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  z-index: 999;
  padding: 8px 16px;
  background: var(--primary);
  color: white;
  text-decoration: none;
  border-radius: 0 0 8px 8px;
  font-size: 14px;
}

.skip-link:focus {
  top: 0;
}

/* ---- TYPOGRAPHY ---- */

h1, h2 {
  font-family: var(--font-serif);
  font-weight: 400;
}

/* ---- ANIMATIONS ---- */

@keyframes fade-up {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes float-a {
  0%, 100% { transform: translateY(0) rotate(-1.5deg); }
  50%      { transform: translateY(-12px) rotate(-1.5deg); }
}

@keyframes float-b {
  0%, 100% { transform: translateY(0) rotate(1deg); }
  50%      { transform: translateY(-16px) rotate(1deg); }
}

@keyframes float-c {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-9px); }
}

@keyframes ticker {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes bar-grow {
  from { width: 0; }
  to   { width: var(--w, 100%); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .5; transform: scale(1.3); }
}

@keyframes count-up {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes slide-in-right {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes shimmer {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ---- SCROLL REVEAL ---- */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ---- ICONS (Lucide) ---- */

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.icon svg {
  width: var(--icon-size, 18px);
  height: var(--icon-size, 18px);
  stroke: currentColor;
  stroke-width: 1.75;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}