/* ============================================================
   LOGGIA 1550 — LIBERO PENSIERO
   Reset + tipografia base condivisa
   ============================================================ */

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

html {
  scroll-behavior: smooth;
}

html, body {
  background: var(--color-bg-deep);
  color: var(--color-gold);
  font-family: var(--font-serif);
  font-size: var(--fs-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

a {
  color: var(--color-gold-light);
  text-decoration: none;
  transition: color var(--t-fast) ease;
}

a:hover {
  color: var(--color-gold);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 4px;
  border-radius: 2px;
}

/* Salta al contenuto (a11y) */
.skip-link {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-bg-deep);
  color: var(--color-gold);
  padding: 12px 24px;
  border: var(--border-gold);
  z-index: 9999;
  transition: top var(--t-fast) ease;
}

.skip-link:focus {
  top: 12px;
}

/* Selezione testo */
::selection {
  background: var(--color-gold);
  color: var(--color-bg-deep);
}


/* === AUDIO AMBIENTALE BUTTON (fisso, in basso a destra di ogni pagina) === */
.temple-audio-btn {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 9000;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(10, 16, 45, 0.78);
  border: 1.5px solid var(--color-gold-warm);
  color: var(--color-gold-warm);
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity var(--t-fast) ease,
              border-color var(--t-fast) ease,
              color var(--t-fast) ease,
              transform var(--t-fast) ease,
              box-shadow var(--t-fast) ease;
  opacity: 0.7;
  padding: 0;
}

.temple-audio-btn:hover {
  opacity: 1;
  border-color: var(--color-gold);
  color: var(--color-gold-light);
  transform: scale(1.06);
  box-shadow: 0 0 18px rgba(212, 184, 122, 0.4);
}

.temple-audio-btn:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 4px;
}

.temple-audio-btn .aud-icon {
  width: 22px;
  height: 22px;
  display: block;
}

.temple-audio-btn .aud-icon--on { display: none; }
.temple-audio-btn.is-playing .aud-icon--off { display: none; }
.temple-audio-btn.is-playing .aud-icon--on { display: block; }

.temple-audio-btn.is-playing {
  opacity: 1;
  border-color: var(--color-gold-light);
  color: var(--color-gold-light);
  animation: audio-pulse 2.4s ease-in-out infinite;
}

@keyframes audio-pulse {
  0%, 100% { box-shadow: 0 0 14px rgba(212, 184, 122, 0.35); }
  50%      { box-shadow: 0 0 24px rgba(212, 184, 122, 0.65); }
}

/* Tooltip che appare a sinistra del bottone */
.temple-audio-btn__label {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  white-space: nowrap;
  background: rgba(10, 16, 45, 0.92);
  border: 1px solid var(--color-gold-warm);
  padding: 7px 14px;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 12px;
  letter-spacing: 1.2px;
  color: var(--color-gold-warm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-fast) ease, transform var(--t-fast) ease;
  border-radius: 2px;
  backdrop-filter: blur(6px);
}

.temple-audio-btn:hover .temple-audio-btn__label,
.temple-audio-btn:focus-visible .temple-audio-btn__label {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

@media (max-width: 768px) {
  .temple-audio-btn {
    bottom: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
  }
  .temple-audio-btn .aud-icon {
    width: 20px;
    height: 20px;
  }
  /* Su mobile nascondo il tooltip (lo spazio e' poco e si tocca direttamente) */
  .temple-audio-btn__label { display: none; }
}


.temple-audio-btn.is-loading {
  animation: audio-pulse 1.0s ease-in-out infinite;
}

.temple-audio-btn.is-loading .aud-icon {
  opacity: 0.6;
  animation: spin-soft 1.5s linear infinite;
}

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


.temple-audio-btn.is-error {
  border-color: #d44040 !important;
  color: #e88a8a !important;
  animation: none !important;
  box-shadow: 0 0 14px rgba(212, 64, 64, 0.4);
}

.temple-audio-btn[data-force-tooltip] .temple-audio-btn__label {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}


/* === TOOLTIP INTERATTIVI sul Tempio 3D === */
.temple-tooltip {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 8500;
  max-width: 320px;
  background: rgba(10, 16, 45, 0.94);
  border: 1px solid rgba(212, 184, 122, 0.55);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.45),
              0 0 24px rgba(212, 184, 122, 0.18);
  border-radius: 4px;
  padding: 12px 16px;
  pointer-events: none;
  opacity: 0;
  transform: translateY(-6px);
  transition: opacity var(--t-fast) ease, transform var(--t-fast) ease;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.temple-tooltip.show {
  opacity: 1;
  transform: translateY(0);
}
.temple-tooltip__title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 2.5px;
  color: var(--color-gold-light);
  text-transform: uppercase;
  margin-bottom: 6px;
  text-shadow: 0 0 12px rgba(212, 184, 122, 0.4);
}
.temple-tooltip__text {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 13px;
  line-height: 1.55;
  color: var(--color-gold-pale);
}

@media (max-width: 768px) {
  .temple-tooltip {
    max-width: calc(100vw - 32px);
    font-size: 12px;
    padding: 10px 14px;
  }
  .temple-tooltip__title { font-size: 13px; letter-spacing: 2px; }
  .temple-tooltip__text { font-size: 12px; }
}


/* === ESPLORAZIONE LIBERA: bottoni e hint === */
.explore-enter-btn {
  position: fixed;
  bottom: 100px;
  right: 20px;
  z-index: 8800;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  background: rgba(10, 16, 45, 0.85);
  border: 1.5px solid var(--color-gold-warm);
  color: var(--color-gold-light);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 4px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
  transition: opacity var(--t-base) ease, transform var(--t-base) ease;
  box-shadow: 0 8px 20px rgba(0,0,0,0.4), 0 0 18px rgba(212,184,122,0.2);
}
.explore-enter-btn.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
  animation: explore-pulse 2.4s ease-in-out infinite;
}
.explore-enter-btn:hover {
  background: rgba(212,184,122,0.18);
  border-color: var(--color-gold);
  transform: translateY(-2px);
}
.explore-enter-btn__icon {
  font-size: 20px;
  line-height: 1;
}
@keyframes explore-pulse {
  0%, 100% { box-shadow: 0 8px 20px rgba(0,0,0,0.4), 0 0 14px rgba(212,184,122,0.2); }
  50%      { box-shadow: 0 8px 20px rgba(0,0,0,0.4), 0 0 28px rgba(212,184,122,0.5); }
}

.explore-exit-btn {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 8800;
  display: none;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(10, 16, 45, 0.85);
  border: 1.5px solid var(--color-gold-warm);
  color: var(--color-gold-light);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(10px);
  border-radius: 3px;
}
body.explore-active .explore-exit-btn { display: inline-flex; }
body.explore-active .explore-enter-btn { display: none; }
.explore-exit-btn:hover {
  background: rgba(212,184,122,0.18);
  border-color: var(--color-gold);
}

body.explore-active #canvas3d {
  cursor: grab;
}

/* Sezioni narrative nascoste durante esplorazione libera */
body.explore-active section.scene-section,
body.explore-active .progress-bar,
body.explore-active .site-footer {
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.explore-hint {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) translateY(40px);
  z-index: 8700;
  padding: 14px 24px;
  background: rgba(10, 16, 45, 0.92);
  border: 1px solid var(--color-gold-warm);
  color: var(--color-gold-light);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-align: center;
  border-radius: 4px;
  backdrop-filter: blur(10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease, transform 0.5s ease;
  box-shadow: 0 0 24px rgba(212,184,122,0.25);
}
.explore-hint.show {
  opacity: 1;
  transform: translate(-50%, -50%) translateY(0);
}
.explore-hint__icon {
  font-size: 18px;
  margin-right: 6px;
  vertical-align: middle;
  color: var(--color-gold);
}

@media (max-width: 768px) {
  .explore-enter-btn {
    bottom: 80px;
    right: 12px;
    padding: 10px 16px;
    font-size: 11px;
  }
  .explore-exit-btn {
    top: 12px;
    left: 12px;
    font-size: 11px;
  }
  .explore-hint {
    width: calc(100% - 32px);
    max-width: 360px;
    font-size: 12px;
  }
}


/* === EASTER EGG: citazioni segrete in overlay === */
.secret-overlay {
  position: fixed;
  inset: 0;
  z-index: 9500;
  background: rgba(5, 10, 37, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.secret-overlay.show {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.secret-overlay__inner {
  position: relative;
  max-width: 560px;
  padding: 48px 38px 38px;
  background: linear-gradient(180deg, rgba(10, 16, 45, 0.96), rgba(5, 9, 30, 0.98));
  border: 1px solid var(--color-gold-warm);
  border-radius: 4px;
  box-shadow: 0 12px 50px rgba(0, 0, 0, 0.7),
              0 0 36px rgba(212, 184, 122, 0.25);
  text-align: center;
  transform: translateY(20px) scale(0.96);
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.secret-overlay.show .secret-overlay__inner {
  transform: translateY(0) scale(1);
}
.secret-overlay__symbol {
  font-family: var(--font-display);
  font-size: 56px;
  color: var(--color-gold-light);
  text-shadow: 0 0 30px rgba(212, 184, 122, 0.7);
  margin-bottom: 16px;
  line-height: 1;
  animation: pulse 2.4s ease-in-out infinite;
}
.secret-overlay__title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(20px, 3.5vw, 26px);
  letter-spacing: 3px;
  color: var(--color-gold-light);
  margin-bottom: 22px;
  text-shadow: 0 0 18px rgba(212, 184, 122, 0.4);
}
.secret-overlay__text {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(15px, 2.2vw, 17px);
  line-height: 1.85;
  color: var(--color-gold-pale);
  text-shadow: var(--shadow-text-soft);
}
.secret-overlay__close {
  position: absolute;
  top: 8px;
  right: 14px;
  background: transparent;
  border: none;
  color: var(--color-gold-warm);
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
  padding: 6px 10px;
  transition: color var(--t-fast) ease, transform var(--t-fast) ease;
}
.secret-overlay__close:hover {
  color: var(--color-gold-light);
  transform: scale(1.15);
}
@media (max-width: 768px) {
  .secret-overlay__inner { padding: 36px 24px 28px; }
  .secret-overlay__symbol { font-size: 44px; }
}


/* === AUDIO VISUALIZER (sotto il bottone audio) === */
.temple-audio-viz {
  position: fixed;
  bottom: 76px;
  right: 8px;
  z-index: 8999;
  width: 72px;
  height: 72px;
  pointer-events: none;
  opacity: 0;
  transform: scale(0.7);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.temple-audio-viz.is-active {
  opacity: 0.85;
  transform: scale(1);
}
@media (max-width: 768px) {
  .temple-audio-viz {
    bottom: 64px;
    right: 4px;
    width: 60px;
    height: 60px;
  }
}


/* ============================================================
   MODALITÀ GIORNO/NOTTE DEL TEMPIO — bottone in alto a destra
   ============================================================ */
.temple-daynight-btn {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 9001;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid rgba(212, 175, 55, 0.45);
  background: rgba(5, 10, 37, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: rgba(212, 175, 55, 0.95);
  font-family: var(--font-body, Georgia, serif);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease, border-color 0.3s ease, color 0.3s ease;
  box-shadow: 0 6px 22px rgba(0,0,0,0.35);
}
.temple-daynight-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(212, 175, 55, 0.85);
  background: rgba(5, 10, 37, 0.92);
}
.temple-daynight-btn:focus-visible {
  outline: 2px solid #d4af37;
  outline-offset: 3px;
}
.temple-daynight-btn .dn-icon {
  width: 18px;
  height: 18px;
  display: block;
  transition: opacity 0.3s ease, transform 0.4s ease;
}
.temple-daynight-btn .dn-icon--sun { display: none; }
.temple-daynight-btn.is-day .dn-icon--moon { display: none; }
.temple-daynight-btn.is-day .dn-icon--sun  { display: block; }

/* Stile giorno: chiarisce il bottone */
.temple-daynight-btn.is-day {
  border-color: rgba(212, 175, 55, 0.7);
  background: rgba(240, 230, 200, 0.85);
  color: rgba(80, 50, 20, 0.9);
}

.temple-daynight-btn__label {
  display: inline-block;
}
@media (max-width: 768px) {
  .temple-daynight-btn {
    top: 12px;
    right: 12px;
    padding: 8px 11px;
    font-size: 11px;
  }
  .temple-daynight-btn__label { display: none; }
}


/* ============================================================
   PAGE POLISH — fade transitions, back-to-top, reveal animations
   ============================================================ */

/* Fade transitions di pagina — solo in fade-out, mai in fade-in
   (per evitare di nascondere la pagina se il JS non parte) */
html.page-fade-out body {
  opacity: 0;
  transition: opacity 0.28s ease-in;
}
@media (prefers-reduced-motion: reduce) {
  html.page-fade-out body {
    opacity: 1;
    transition: none;
  }
}

/* Bottone Torna Su */
.back-to-top {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 8800;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(212, 175, 55, 0.4);
  background: rgba(5, 10, 37, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: rgba(212, 175, 55, 0.95);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px) scale(0.92);
  transition: opacity 0.3s ease, transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
  box-shadow: 0 6px 18px rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}
.back-to-top svg {
  width: 22px;
  height: 22px;
  display: block;
}
.back-to-top.is-visible {
  opacity: 0.92;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}
.back-to-top:hover {
  opacity: 1;
  border-color: rgba(212, 175, 55, 0.85);
  background: rgba(15, 22, 60, 0.95);
  transform: translateY(-2px);
}
.back-to-top:focus-visible {
  outline: 2px solid #d4af37;
  outline-offset: 3px;
}
@media (max-width: 768px) {
  .back-to-top {
    bottom: 20px;
    left: 16px;
    width: 40px;
    height: 40px;
  }
  .back-to-top svg { width: 20px; height: 20px; }
}

/* Reveal progressivo via IntersectionObserver */
.reveal-pending {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.reveal-pending.is-revealed {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .reveal-pending,
  .reveal-pending.is-revealed {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Refinement tooltip 3D — animazione apparizione più morbida */
.temple-tooltip {
  transition: opacity 0.22s ease, transform 0.22s cubic-bezier(0.2, 0.8, 0.2, 1) !important;
}