/* ================================
   ESPACE – composition abstraite
   ================================ */

.space {
  position: relative;
  min-height: 100svh;
}

.js .space {
  position: fixed;
  inset: 0;
  overflow: hidden;
}

.space:focus {
  outline: none;
}

.space-layer {
  position: absolute;
  inset: 0;
}

/* Position de chaque élément : --x / --y (desktop), --mx / --my (mobile) */
.space-item {
  position: absolute;
  left: var(--x);
  top: var(--y);
  transform: translate(-50%, -50%);
}

/* Apparition progressive à l'entrée dans l'espace */
.js .appear {
  opacity: 0;
  translate: 0 0.5rem;
  transition:
    opacity 1.4s var(--ease-out),
    translate 1.4s var(--ease-out);
}

[data-state='space'] .appear {
  opacity: 1;
  translate: 0 0;
  transition-delay: calc(0.5s + var(--i, 0) * 140ms);
}

/* =============================
   Ornements (non interactifs)
   ============================= */
.ornament.dot {
  display: block;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background-color: var(--color-text-light);
  animation: breathe 7s ease-in-out infinite;
  animation-delay: calc(var(--i, 0) * -1.3s);
}

.ornament.dot.small {
  width: 2px;
  height: 2px;
}

.ornament.line {
  display: block;
  width: 3.5rem;
  height: 1px;
  background-color: var(--color-border);
}

/* =============================
   Objets interactifs
   ============================= */
.object-trigger {
  position: relative;
  display: grid;
  place-items: center;
  min-width: 44px;
  min-height: 44px;
  padding: var(--space-md);
  color: var(--color-text);
  transition:
    opacity var(--transition-slow) var(--ease-out),
    color var(--transition-slow) var(--ease-out);
}

.object-trigger:hover,
.object-trigger:focus-visible {
  color: var(--color-primary);
}

/* Quand un objet est survolé, les autres s'effacent */
.space-objects:has(.object-trigger:hover, .object-trigger:focus-visible)
  .object-trigger:not(:hover, :focus-visible) {
  opacity: 0.3;
}

.shape {
  display: block;
  transition:
    transform var(--transition-slow) var(--ease-out),
    rotate 0.9s var(--ease-out),
    scale var(--transition-slow) var(--ease-out);
}

.shape.point {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

.shape.ring {
  width: 16px;
  height: 16px;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.shape.diamond {
  width: 14px;
  height: 14px;
  border: 1px solid currentColor;
  rotate: 45deg;
}

.shape.line {
  width: clamp(7rem, 16vw, 13rem);
  height: 1px;
  background-color: currentColor;
}

.shape.plus {
  position: relative;
  width: 16px;
  height: 16px;
}

.shape.plus::before,
.shape.plus::after {
  content: '';
  position: absolute;
  inset: 50% 0 auto;
  height: 1px;
  background-color: currentColor;
}

.shape.plus::after {
  rotate: 90deg;
}

.object-trigger:hover .point,
.object-trigger:focus-visible .point,
.object-trigger:hover .ring,
.object-trigger:focus-visible .ring { scale: 1.6; }

.object-trigger:hover .diamond,
.object-trigger:focus-visible .diamond { rotate: 225deg; }

.object-trigger:hover .line,
.object-trigger:focus-visible .line { scale: 1.12 1; }

.object-trigger:hover .plus,
.object-trigger:focus-visible .plus { rotate: 90deg; }

/* Scintillement : signale discrètement ce qui est cliquable */
[data-state='space'] .object-trigger .shape {
  animation: twinkle 4s ease-in-out infinite both;
  animation-delay: calc(1.5s + var(--i, 0) * 0.7s);
}

[data-state='space'] .object-name {
  animation: glow 4s ease-in-out infinite both;
  animation-delay: calc(1.5s + var(--i, 0) * 0.7s);
}

@keyframes twinkle {
  0%, 76%, 100% {
    opacity: 0.8;
    transform: scale(1);
    filter: drop-shadow(0 0 0 rgb(255 255 255 / 0));
  }
  85% {
    opacity: 1;
    transform: scale(1.7);
    filter: drop-shadow(0 0 3px rgb(255 255 255 / 0.95)) drop-shadow(0 0 12px rgb(255 255 255 / 0.5));
  }
  93% {
    opacity: 0.9;
    transform: scale(1.3);
    filter: drop-shadow(0 0 2px rgb(255 255 255 / 0.3));
  }
}

@keyframes glow {
  0%, 76%, 100% { text-shadow: 0 0 0 rgb(255 255 255 / 0); }
  85% { text-shadow: 0 0 8px rgb(255 255 255 / 0.6), 0 0 22px rgb(255 255 255 / 0.25); }
}

/* Onde qui part des petites formes au moment du scintillement */
.object-trigger:has(.point, .ring, .diamond, .plus)::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 2.25rem;
  height: 2.25rem;
  margin: -1.125rem 0 0 -1.125rem;
  border: 1px solid rgb(255 255 255 / 0.45);
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
}

[data-state='space'] .object-trigger:has(.point, .ring, .diamond, .plus)::after {
  animation: ripple 4s ease-out infinite both;
  animation-delay: calc(1.5s + var(--i, 0) * 0.7s);
}

[data-state='space'] .object-trigger:hover::after,
[data-state='space'] .object-trigger:focus-visible::after {
  animation: none;
}

@keyframes ripple {
  0%, 80% { opacity: 0; transform: scale(0.4); }
  86% { opacity: 0.7; }
  100% { opacity: 0; transform: scale(1.6); }
}

.object-name {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.2vw, 1.75rem);
  font-weight: 400;
  letter-spacing: var(--tracking-name);
  padding-inline-start: var(--tracking-name);
  text-transform: uppercase;
}

/* Petite phrase révélée au survol / focus */
.object-hint {
  position: absolute;
  top: calc(100% - var(--space-xs));
  left: 50%;
  display: flex;
  gap: 1em;
  white-space: nowrap;
  color: var(--color-text-light);
  opacity: 0;
  translate: -50% 0.35rem;
  pointer-events: none;
  transition:
    opacity var(--transition-slow) var(--ease-out),
    translate var(--transition-slow) var(--ease-out);
}

.object-trigger:hover .object-hint,
.object-trigger:focus-visible .object-hint {
  opacity: 1;
  translate: -50% 0;
}

.object-index {
  color: var(--color-primary);
}

/* =============================
   Révélations (dialog)
   ============================= */
.reveal {
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: var(--space-3xl) var(--space-xl);
  border: 0;
  background: transparent;
  color: var(--color-text);
  overflow-y: auto;
  opacity: 0;
  transition:
    opacity 0.7s var(--ease-out),
    display 0.7s allow-discrete,
    overlay 0.7s allow-discrete;
}

.reveal[open] {
  display: grid;
  place-items: center;
  opacity: 1;
}

@starting-style {
  .reveal[open] {
    opacity: 0;
  }
}

.reveal::backdrop {
  background-color: transparent;
  backdrop-filter: blur(0);
  transition:
    background-color 0.7s var(--ease-out),
    backdrop-filter 0.7s var(--ease-out),
    display 0.7s allow-discrete,
    overlay 0.7s allow-discrete;
}

.reveal[open]::backdrop {
  background-color: var(--color-veil);
  backdrop-filter: blur(6px);
}

@starting-style {
  .reveal[open]::backdrop {
    background-color: transparent;
    backdrop-filter: blur(0);
  }
}

.reveal-close {
  position: fixed;
  top: var(--space-lg);
  right: var(--space-lg);
  padding: var(--space-sm);
  color: var(--color-text-light);
  transition: color var(--transition-base);
}

.reveal-close:hover {
  color: var(--color-text);
}

.reveal-inner {
  display: grid;
  justify-items: center;
  gap: var(--space-lg);
  max-width: 40rem;
  text-align: center;
}

.reveal[open] .reveal-inner > * {
  animation: rise 1.1s var(--ease-out) both;
}

.reveal[open] .reveal-inner > :nth-child(2) { animation-delay: 0.12s; }
.reveal[open] .reveal-inner > :nth-child(3) { animation-delay: 0.24s; }
.reveal[open] .reveal-inner > :nth-child(4) { animation-delay: 0.5s; }
.reveal[open] .reveal-inner > :nth-child(5) { animation-delay: 0.7s; }

.reveal-index {
  color: var(--color-primary);
}

.reveal-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 300;
  line-height: 1;
  letter-spacing: 0.06em;
  padding-inline-start: 0.06em;
  text-transform: uppercase;
}

.reveal-tags {
  color: var(--color-text-light);
}

.reveal-text {
  max-width: 30ch;
  margin-top: var(--space-xl);
  font-size: var(--text-lg);
  color: var(--color-secondary);
}

.reveal-more {
  margin-top: var(--space-xl);
  color: var(--color-text-light);
}

/* =============================
   Index : raccourci texte
   ============================= */
.index-list {
  display: grid;
  width: min(40rem, 100%);
  margin-top: var(--space-xl);
}

.index-row {
  display: grid;
  grid-template-columns: 3rem 1fr auto;
  align-items: baseline;
  gap: var(--space-md);
  width: 100%;
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  color: var(--color-text);
  transition: color var(--transition-base);
}

.index-row:hover,
.index-row:focus-visible {
  color: var(--color-secondary);
}

.index-name {
  font-size: var(--text-xl);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.index-tags {
  color: var(--color-text-light);
}