/* organic-menu.css — écran d'accueil : constellation d'outils autour du disque vivant */

.home {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100dvh - 90px);
  padding: var(--space-5) 0;
  gap: clamp(20px, 4vh, 36px);
}

.constellation {
  position: relative;
  width: 100%;
  max-width: 460px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(8px, 2.4vw, 16px);
}

.constellation-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}
.constellation-lines line {
  stroke: url(#ic-line-gradient);
  stroke-width: 1.4;
  opacity: 0;
  transition: opacity var(--dur-med) ease;
}
.home.is-open .constellation-lines line { opacity: .55; }

.const-row-wrap {
  display: grid;
  grid-template-rows: 0fr;
  width: 100%;
  transition: grid-template-rows var(--dur-med) var(--ease-organic);
}
.const-row-wrap.always-open { grid-template-rows: 1fr; }
.home.is-open .const-row-wrap { grid-template-rows: 1fr; }
.const-row-inner { overflow: hidden; }

.const-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(12px, 4.5vw, 28px);
  padding: 4px 0;
}
.const-row.row-center {
  justify-content: space-between;
  gap: clamp(8px, 3vw, 20px);
}

.tool-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: clamp(82px, 21vw, 102px);
  height: clamp(82px, 21vw, 102px);
  border-radius: var(--radius-blob);
  background: var(--surface);
  border: 1px solid var(--border-soft);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
  color: var(--text);
  font-weight: 700;
  font-size: clamp(11.5px, 2.9vw, 13px);
  text-align: center;
  padding: 6px;
  flex-shrink: 0;
  opacity: 0;
  transform: scale(.82);
  transition: opacity var(--dur-med) var(--ease-organic), transform var(--dur-med) var(--ease-organic), box-shadow var(--dur-fast);
}
.home.is-open .tool-node {
  opacity: 1;
  transform: scale(1);
}
.tool-node:active { transform: scale(.94); }
.tool-node .icon-wrap { color: var(--primary-2); width: clamp(24px, 6vw, 30px); height: clamp(24px, 6vw, 30px); }
.tool-node .icon-wrap .icon { width: 100%; height: 100%; }
.tool-node .label { line-height: 1.15; }

/* cascade légère : chaque nœud apparaît juste après le précédent */
.const-row-wrap:nth-of-type(1) .tool-node { transition-delay: 40ms; }
.const-row-wrap:nth-of-type(2) .tool-node { transition-delay: 80ms; }
.const-row-wrap:nth-of-type(3) .tool-node:first-child { transition-delay: 120ms; }
.const-row-wrap:nth-of-type(3) .tool-node:last-child { transition-delay: 140ms; }
.const-row-wrap:nth-of-type(4) .tool-node { transition-delay: 170ms; }
.const-row-wrap:nth-of-type(5) .tool-node { transition-delay: 210ms; }

.disk-zone {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.disk-wrap {
  position: relative;
  width: clamp(150px, 40vw, 196px);
  height: clamp(150px, 40vw, 196px);
  transition: width var(--dur-med) var(--ease-organic), height var(--dur-med) var(--ease-organic);
  flex-shrink: 0;
}
.home.is-open .disk-wrap {
  width: clamp(104px, 26vw, 132px);
  height: clamp(104px, 26vw, 132px);
}

.disk-aura {
  position: absolute;
  inset: -35%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 124, 246, .55) 0%, rgba(139, 124, 246, 0) 68%);
  filter: blur(22px);
  opacity: .8;
  animation: aura-breathe 6.5s ease-in-out infinite;
  pointer-events: none;
}

.disk {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: var(--radius-blob);
  background: linear-gradient(150deg, var(--primary-1) 0%, var(--primary-2) 55%, var(--primary-3) 115%);
  box-shadow: var(--glow-primary), var(--shadow-lift);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  animation: disk-breathe 6.5s ease-in-out infinite;
  transition: border-radius var(--dur-med) var(--ease-organic);
  overflow: hidden;
}
.disk::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(38% 32% at 68% 22%, rgba(255, 235, 250, .55), transparent 70%);
  pointer-events: none;
}
.disk:active { transform: scale(.97); }

.disk-mark {
  font-size: clamp(30px, 9vw, 42px);
  font-weight: 800;
  letter-spacing: .01em;
  line-height: 1;
}
.disk-word {
  font-size: clamp(9px, 2.4vw, 11px);
  font-weight: 700;
  letter-spacing: .28em;
  text-transform: lowercase;
  opacity: .85;
  margin-top: 6px;
}
.home.is-open .disk-mark { font-size: clamp(20px, 6vw, 26px); }
.home.is-open .disk-word { font-size: clamp(7px, 2vw, 9px); margin-top: 4px; }

@keyframes disk-breathe {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.024); }
}
@keyframes aura-breathe {
  0%, 100% { transform: scale(1); opacity: .7; }
  50% { transform: scale(1.1); opacity: .95; }
}

.home-tagline {
  color: var(--text-muted);
  font-size: 15px;
  text-align: center;
  max-width: 30ch;
}

.home-settings-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-weight: 700;
  font-size: 14px;
}
.home-settings-link .icon-wrap { width: 18px; height: 18px; }

@media (prefers-reduced-motion: reduce) {
  .disk, .disk-aura { animation: none; }
  .const-row-wrap, .tool-node, .disk-wrap, .disk, .disk-mark, .disk-word, .constellation-lines line {
    transition-duration: 1ms;
    transition-delay: 0ms !important;
  }
}