/* ═══════════════════════════════════════════════════════
   MIRADOR · Reset & Base
   ═══════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Mono:wght@400;500&family=Instrument+Sans:ital,wght@0,300;0,400;0,500;0,600;1,400&display=swap');
@import './tokens.css';

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 16px;
}

body {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; }

a {
  color: var(--color-action);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-action-hover); }

/* ── TYPOGRAPHIE ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-white);
}

h1 { font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl)); font-weight: 800; }
h2 { font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl)); }
h3 { font-size: clamp(var(--text-xl), 2.5vw, var(--text-3xl)); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }

p { max-width: 65ch; }

strong { font-weight: 600; }
em { font-style: italic; }

/* ── LAYOUT UTILITAIRES ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: var(--space-24);
}

.section--sm { padding-block: var(--space-16); }
.section--lg { padding-block: clamp(var(--space-24), 10vw, 7rem); }

/* ── GRILLES ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-8); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  :root { --container-pad: var(--space-6); }
}

/* ── FLEX UTILITAIRES ── */
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col     { display: flex; flex-direction: column; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* ── TEXTE UTILITAIRES ── */
.text-center  { text-align: center; }
.text-muted   { color: var(--color-gray-400); }
.text-action  { color: var(--color-action); }
.text-accent  { color: var(--color-accent); }
.text-sm      { font-size: var(--text-sm); }
.text-xs      { font-size: var(--text-xs); }

.label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-action);
}

.label--muted { color: var(--color-gray-400); }

/* ── BOUTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  line-height: 1;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  text-decoration: none;
  white-space: nowrap;
}

/* CTA primaire — Demander une démo */
.btn--primary {
  background: var(--color-action);
  color: var(--color-white);
  box-shadow: var(--shadow-action);
}
.btn--primary:hover {
  background: var(--color-action-hover);
  color: var(--color-white);
  transform: translateY(-1px);
  box-shadow: 0 0 32px rgba(18, 165, 165, 0.35);
}

/* CTA secondaire — outline */
.btn--secondary {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255,255,255,0.24);
}
.btn--secondary:hover {
  background: rgba(255,255,255,0.06);
  color: var(--color-white);
  border-color: rgba(255,255,255,0.4);
}

/* CTA urgence */
.btn--alert {
  background: var(--color-alert);
  color: var(--color-white);
}
.btn--alert:hover {
  background: #B82E2E;
  color: var(--color-white);
  transform: translateY(-1px);
}

/* Taille grande */
.btn--lg {
  padding: 1rem 2rem;
  font-size: var(--text-lg);
}

/* Taille petite */
.btn--sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
}

/* ── CARTES ── */
.card {
  background: rgba(255,255,255,0.04);
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: border-color var(--transition-base), background var(--transition-base);
}
.card:hover {
  border-color: rgba(18, 165, 165, 0.3);
  background: rgba(18, 165, 165, 0.04);
}
.card--highlight {
  border-color: var(--color-action);
  background: rgba(18, 165, 165, 0.06);
}

/* ── BADGE / PILL ── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.badge--action {
  background: var(--color-action-dim);
  color: var(--color-action);
  border: var(--border-subtle);
}
.badge--alert {
  background: var(--color-alert-dim);
  color: var(--color-alert);
  border: var(--color-alert-border);
}
.badge--pulse::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 1.5s ease infinite;
}

/* ── SÉPARATEURS ── */
.divider {
  height: 1px;
  background: rgba(255,255,255,0.08);
  border: none;
  margin-block: var(--space-16);
}

/* ── FOND / TEXTURES ── */
.bg-primary      { background-color: var(--color-primary); }
.bg-primary-dark { background-color: var(--color-primary-dark); }
.bg-subtle       { background: rgba(255,255,255,0.03); }
.bg-section-alt  { background: var(--color-primary); }

/* Grain subtil pour les sections héro */
.bg-grain::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* ── ANIMATIONS ── */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.3); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.animate-fade-up { animation: fadeInUp 0.6s ease forwards; }
.animate-fade    { animation: fadeIn 0.4s ease forwards; }

/* Stagger helpers */
.stagger-1 { animation-delay: 0.1s; opacity: 0; }
.stagger-2 { animation-delay: 0.2s; opacity: 0; }
.stagger-3 { animation-delay: 0.3s; opacity: 0; }
.stagger-4 { animation-delay: 0.4s; opacity: 0; }

/* ── ACCESSIBILITÉ ── */
:focus-visible {
  outline: 2px solid var(--color-action);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--color-primary-dark); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .section { padding-block: var(--space-16); }
  .section--lg { padding-block: var(--space-20); }
  .btn--lg { padding: 0.9rem 1.6rem; font-size: var(--text-base); }
  h1 { letter-spacing: -0.03em; }
}