/* ============================================================
   EFFECTS — keyframes, custom cursor, loader
   Animations triggered/scrubbed via GSAP live in JS.
   ============================================================ */

/* ─── KEYFRAMES ──────────────────────────────────────────── */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0; }
}

@keyframes lineDown {
  0%, 100% { transform: scaleY(1); }
  50%      { transform: scaleY(0.4); }
}

@keyframes devPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(var(--color-cobalt-rgb), 0); }
  50%      { box-shadow: 0 0 16px 0 rgba(var(--color-cobalt-rgb), 0.08); }
}

@keyframes sweep {
  0%   { transform: translateX(0);    opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateX(calc(100vw + 240px)); opacity: 0; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* ─── CUSTOM CURSOR ──────────────────────────────────────── */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate3d(0, 0, 0);
  will-change: transform;
}

.cursor-dot {
  width: 6px;
  height: 6px;
  margin: -3px 0 0 -3px;
  background: var(--color-cobalt);
  border-radius: 50%;
  transition: opacity 0.2s var(--ease-out), transform 0.2s var(--ease-out);
}

.cursor-ring {
  width: 32px;
  height: 32px;
  margin: -16px 0 0 -16px;
  border: 1px solid rgba(var(--color-cobalt-rgb), 0.5);
  border-radius: 50%;
  transition:
    width 0.3s var(--ease-out),
    height 0.3s var(--ease-out),
    margin 0.3s var(--ease-out),
    border-color 0.3s var(--ease-out),
    background-color 0.3s var(--ease-out);
}

body.cursor-link .cursor-dot {
  opacity: 0;
  transform: scale(0);
}
body.cursor-link .cursor-ring {
  width: 56px;
  height: 56px;
  margin: -28px 0 0 -28px;
  border-color: var(--color-cobalt);
  background-color: rgba(var(--color-cobalt-rgb), 0.08);
}

@media (hover: none), (pointer: coarse), (prefers-reduced-motion: reduce) {
  .cursor-dot,
  .cursor-ring {
    display: none;
  }
}

/* ─── LOADER ─────────────────────────────────────────────── */
.loader {
  position: fixed;
  inset: 0;
  z-index: var(--z-loader);
  background: var(--surface-default);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  transition: opacity 0.6s var(--ease-out);
}

.loader.fade-out {
  opacity: 0;
  pointer-events: none;
}

.loader-isotype {
  width: 72px;
  height: 72px;
}

.loader-isotype path {
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  animation: drawArc 1.2s var(--ease-out) forwards;
}

.loader-isotype path:nth-child(2) {
  animation-delay: 0.2s;
}

.loader-wordmark {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
}

.loader-the {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--color-cobalt);
  opacity: 0;
  animation: loaderTier 0.9s var(--ease-out) 0.6s forwards;
}

.loader-noema {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--fg-primary);
  line-height: 1;
  opacity: 0;
  animation: loaderTier 0.9s var(--ease-out) 0.85s forwards;
}

.loader-project {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--fg-primary);
  opacity: 0;
  margin-top: 4px;
  animation: loaderTier 0.9s var(--ease-out) 1.05s forwards;
}

@keyframes drawArc {
  to { stroke-dashoffset: 0; }
}

@keyframes loaderTier {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.loader-project {
  animation-name: loaderProject;
}
@keyframes loaderProject {
  from { opacity: 0; }
  to   { opacity: 0.55; }
}

/* ─── SMOKE FILTER PARTICLES ─────────────────────────────── */
.smoke-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  will-change: opacity;
}

.smoke-particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--color-cobalt);
  border-radius: 50%;
  opacity: 0.3;
  will-change: transform, opacity;
}