/* ============================================================
   Chronos & Nexus — Component recipes (project layer)
   Token reference: /css/tokens.css (verbatim from design system)
   ============================================================ */

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

html, body { margin: 0; padding: 0; min-height: 100%; }

body {
  background: var(--bg-0);
  color: var(--fg-1);
  font-family: var(--font-body);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); }

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

/* Universe portal veil — drives the 900ms morph animation */
.portal-veil {
  position: fixed; inset: 0;
  z-index: 9000;
  pointer-events: none;
  background: var(--bg-0);
  clip-path: circle(0% at 50% 50%);
  transition: clip-path var(--dur-portal) var(--ease-in-out),
              opacity 220ms var(--ease-out);
  opacity: 0;
}
.portal-veil[data-state="firing"] {
  pointer-events: auto;
  opacity: 1;
  clip-path: circle(150% at var(--portal-x, 50%) var(--portal-y, 50%));
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 120ms !important;
    transition-duration: 120ms !important;
    transition-timing-function: linear !important;
  }
  .portal-veil { transition: opacity 120ms linear; clip-path: none; }
  .portal-veil[data-state="firing"] { clip-path: none; }
}

/* === Home === */
.cn-home {
  max-width: var(--maxw-page);
  margin: 0 auto;
  padding: var(--s-16) var(--s-6) var(--s-20);
  display: flex;
  flex-direction: column;
  gap: var(--s-16);
}
.cn-home-hero { text-align: center; display: flex; flex-direction: column; align-items: center; gap: var(--s-3); }
.cn-home-mark { width: 80px; height: 80px; color: var(--accent); margin-bottom: var(--s-2); }
.cn-home-tagline { color: var(--fg-2); max-width: 36ch; }
.cn-home-cta { display: flex; gap: var(--s-3); margin-top: var(--s-4); flex-wrap: wrap; justify-content: center; }
.cn-home-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--s-4);
}
.cn-home-tile {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
  padding: var(--s-6);
  background: var(--bg-1);
  border: 1px solid var(--line-1);
  border-radius: var(--r-lg);
  color: var(--fg-1);
  box-shadow: var(--shadow-2);
  transition: box-shadow var(--dur-2) var(--ease-out), transform var(--dur-1) var(--ease-out);
}
.cn-home-tile:hover { box-shadow: var(--shadow-3); transform: translateY(-2px); }

/* === Error pages === */
.cn-error {
  max-width: 640px;
  margin: 0 auto;
  padding: var(--s-20) var(--s-6);
  text-align: center;
}
.cn-error-trace {
  text-align: left;
  background: var(--bg-2);
  border: 1px solid var(--line-1);
  border-radius: var(--r-md);
  padding: var(--s-4);
  overflow: auto;
  margin-top: var(--s-6);
  font-size: var(--fs-xs);
}

/* Icon helpers */
.cn-icon-missing { display: inline-block; width: 1em; height: 1em; opacity: 0.3; }

/* Auth confirm — page intermédiaire du magic-link (link-preview safe) */
.cn-auth-confirm {
  max-width: 480px;
  margin: 80px auto;
  padding: 0 24px;
  text-align: center;
}
.cn-auth-confirm h1 { margin: 8px 0 16px; }
.cn-auth-confirm-form { margin: 32px 0; }
.cn-auth-confirm-btn { padding: 14px 32px; font-size: 16px; min-width: 220px; }
.cn-auth-confirm-foot { margin-top: 48px; color: var(--fg-3); font-size: 13px; }