/* ===================================================
   EYECUBE Design System v2.2.0 — Primitives
   Componenti firmati riusabili nei due regimi.
   Tutti i colori passano da var semantiche (--color-*):
   i primitive funzionano identici in diurno (default) e
   notturno ([data-regime="notturno"]). Mai hex inline.

   Firma del sistema: salvia. L'accento caldo raro e terra
   (diurno) / oro champagne (notturno), via --color-accent-warm.
=================================================== */

/* ===================================================
   1 — LOCKUP DEL MARCHIO
   Cubo a sinistra, centrato verticalmente sul blocco
   testuale. A destra colonna centrata: wordmark / filetto
   corto centrato / tagline THE VISIONARY HUB.
   Diurno: cubo+wordmark salvia. Notturno: oro champagne.
=================================================== */

.lockup {
  display: inline-flex;
  align-items: center;
  gap: var(--s-24);
}

.lockup__cube {
  height: 72px;
  width: auto;
  display: block;
  flex: none;
}

.lockup__stack {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lockup__wordmark {
  height: 46px;
  width: auto;
  display: block;
}

.lockup__rule {
  width: 220px;
  height: 1px;
  background: var(--color-accent);
  opacity: 0.7;
  margin: var(--s-16) 0;
}

.lockup__tagline {
  font-family: var(--ff-body);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-text-accent);
}

/* Notturno: il filetto e la tagline virano sull'oro raro */
[data-regime="notturno"] .lockup__rule    { background: var(--color-accent-warm); opacity: 0.85; }
[data-regime="notturno"] .lockup__tagline { color: var(--color-accent-warm); }

/* Lockup compatto (header, firma email) */
.lockup--sm { gap: var(--s-16); }
.lockup--sm .lockup__cube     { height: 44px; }
.lockup--sm .lockup__wordmark { height: 28px; }
.lockup--sm .lockup__rule     { width: 140px; margin: var(--s-8) 0; }
.lockup--sm .lockup__tagline  { font-size: 10px; }

/* ===================================================
   2 — FILETTO (divider firma)
   La firma e salvia. Alias .filetto-oro conservato per
   retrocompatibilita con i deck v1.
=================================================== */

.filetto,
.filetto-oro {
  width: 100%;
  height: 0.5px;
  background: var(--color-rule);
  margin: var(--s-24) 0;
  border: 0;
}

.filetto--short,
.filetto-oro--short  { width: 64px;  background: var(--color-accent); opacity: 0.7; margin: var(--s-16) 0; }
.filetto--medium,
.filetto-oro--medium { width: 80px;  background: var(--color-accent); margin: var(--s-16) 0; }
.filetto--centered   { margin-left: auto; margin-right: auto; }

/* ===================================================
   2b — FILETTO A GRADIENTE (primitiva DS v2.1)
   Linee che nascono e svaniscono ai bordi.
   --h: orizzontale (header lockup, separatori di sezione)
   --v: verticale  (closing lockup, timeline markers)
   Entrambe replicabili su qualsiasi superficie EyeCube.
   Da propagare a: CRM, sito ddarch-ai.com, deck, email.
=================================================== */

.filetto-gradiente {
  background: linear-gradient(to right, transparent, var(--color-accent), transparent);
  border: 0;
}

.filetto-gradiente--h {
  display: block;
  width: 100%;
  height: 1px;
  opacity: 0.55;
  margin: var(--s-8) 0;
}

.filetto-gradiente--v {
  display: inline-block;
  width: 1px;
  height: 16px;
  background: linear-gradient(to bottom, transparent, var(--color-accent), transparent);
  opacity: 0.7;
  flex: none;
}

/* ===================================================
   3 — BOTTONI
   Primario salvia (fondo firma, testo su-accent) +
   ghost (bordo salvia, fondo trasparente).
=================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-8);
  font-family: var(--ff-body);
  font-size: var(--text-body);
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 14px var(--s-24);
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--t-fast) var(--ease-out),
              color var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out),
              transform var(--t-fast) var(--ease-out);
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-on-accent);
  border-color: var(--color-accent);
}
.btn--primary:hover {
  background: var(--color-text-accent);
  border-color: var(--color-text-accent);
}

.btn--ghost {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn--ghost:hover {
  background: var(--color-accent-ghost);
}

/* Accento caldo raro: CTA speciale (private sales / luxury) */
.btn--warm {
  background: var(--color-accent-warm);
  color: var(--color-on-accent);
  border-color: var(--color-accent-warm);
}
.btn--warm:hover { filter: brightness(0.94); }

.btn:active { transform: translateY(1px); }

/* ===================================================
   4 — CHIP (tag / etichetta di stato)
=================================================== */

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--s-8);
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-accent);
  background: var(--color-accent-ghost);
  border: 0.5px solid var(--color-accent-soft);
  border-radius: 100px;
  padding: 6px 14px;
  line-height: 1;
}

.chip--warm {
  color: var(--color-accent-warm);
  background: var(--color-accent-warm-soft);
  border-color: var(--color-accent-warm);
}

.chip__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}

/* ===================================================
   5 — KPI (numero serif salvia + label maiuscoletta)
=================================================== */

.kpi {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  padding: var(--s-16) 0;
  border-top: 0.5px solid var(--color-rule);
  border-bottom: 0.5px solid var(--color-rule);
}

.kpi__num {
  font-family: var(--ff-display);
  font-size: clamp(28px, 3vw, 44px);
  color: var(--color-accent);
  letter-spacing: -0.02em;
  line-height: 1;
}

.kpi__label {
  font-family: var(--ff-body);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-dim);
  max-width: 30ch;
  line-height: 1.5;
  margin-top: var(--s-8);
}

/* Dato compatto inline */
.dato { display: flex; flex-direction: column; gap: var(--s-4); }
.dato__num {
  font-family: var(--ff-display);
  font-size: var(--text-h3);
  color: var(--color-accent);
  letter-spacing: var(--ls-normal);
}
.dato__label {
  font-family: var(--ff-body);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-dim);
}
.dato-group {
  display: flex;
  gap: var(--s-32);
  padding-top: var(--s-16);
  border-top: 0.5px solid var(--color-rule);
}

/* ===================================================
   6 — CALLOUT (riquadro citazione / highlight)
=================================================== */

.callout {
  background: var(--color-accent-ghost);
  border-left: 2px solid var(--color-accent);
  padding: var(--s-16) var(--s-24);
}

.callout__text {
  font-family: var(--ff-display);
  font-size: var(--text-lede);
  font-style: italic;
  color: var(--color-text-primary);
  line-height: 1.6;
}

/* ===================================================
   7 — CONDIZIONE (riga numerata mono + titolo + descrizione)
=================================================== */

.condizione {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: var(--s-12);
  align-items: start;
}
.condizione__num {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  color: var(--color-accent);
  opacity: 0.65;
  padding-top: 2px;
}
.condizione__body { display: flex; flex-direction: column; gap: var(--s-4); }
.condizione__titolo {
  font-family: var(--ff-body);
  font-size: var(--text-body);
  font-weight: 500;
  color: var(--color-text-primary);
  letter-spacing: 0.03em;
}
.condizione__desc {
  font-family: var(--ff-body);
  font-size: var(--text-cap);
  line-height: 1.55;
  color: var(--color-text-dim);
}
.condizione + .condizione {
  padding-top: var(--s-12);
  border-top: 0.5px solid var(--color-rule);
}

/* ===================================================
   8 — OVERLINE / EYEBROW (sottocappello maiuscoletto)
=================================================== */

.overline,
.eyebrow {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-text-accent);
}

/* ===================================================
   9 — PAGE CHROME (header 72px + footer 52px)
=================================================== */

.page-header {
  position: absolute;
  inset: 0 0 auto 0;
  height: var(--header-h);
  background: var(--color-bg-tenue);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  border-bottom: 1px solid var(--color-rule);
}
.page-header__label {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-accent);
}
.page-footer {
  position: absolute;
  inset: auto 0 0 0;
  height: var(--footer-h);
  display: flex;
  align-items: center;
  padding: 0 var(--margin);
  z-index: 10;
  border-top: 1px solid var(--color-rule);
}
.page-footer__name {
  flex: 1;
  text-align: center;
  font-family: var(--ff-body);
  font-size: var(--text-cap);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-dim);
}
.page-footer__page {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  color: var(--color-accent-soft);
  letter-spacing: 0.08em;
}

/* ===================================================
   10 — MOVIMENTO: i quattro gesti firmati
   Tempo lungo e morbido. Easing Anthropic.
   Mai a scatti. Ogni gesto rispetta prefers-reduced-motion.
=================================================== */

/* --- 10a · Cubo che si compone (firma del marchio) ---
   Rotazione lenta continua: facce di vetro salvia stratificate. */
.gesto-cubo {
  animation: eyecube-cubo-rotate var(--t-ambient) linear infinite;
  transform-origin: center;
}
@keyframes eyecube-cubo-rotate {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* --- 10b · Bolle / Fluido (ambiente vivo) ---
   v2.1 (eyelib 2026-06-17, approvato Daniele "mi piace"): l'ambiente EyeCube
   e' un FLUIDO desaturato, sfocato e lento — registro calmo / meditativo /
   ipnotico (relax, benessere, salute). MAI vivido, MAI a pulse, MAI "radar
   di guerra freddo e scattoso".
   Resa "lava metaball" usata in landing:
   - piu' blob colorati DESATURATI dentro un layer con filtro gooey SVG
     (#ec-goo: feGaussianBlur stdDeviation ~26 + feColorMatrix alpha "8 -3")
     -> si fondono con bordo morbido, non foschia;
   - blob raggruppati in CLUSTER sovrapposti (a tutta larghezza i blob distanti
     non si fondono mai): si fondono e si separano;
   - moto lento 22-36s, scale ampia (0.86-1.24), LOOP CHIUSO (0%=100%): mai
     'alternate' che da' lo strappo d'inversione;
   - punti di partenza diversi per ogni sezione.
   Palette fluido desaturata: sage #97ABA1, sabbia #CBB6A0, sage-profondo
   #76897F (su fondo chiaro); pale #C3D1C9 + cream #E8E0D5 (su fondo salvia).
   Il blob singolo resta la primitiva base qui sotto. */
.gesto-bolla {
  border-radius: 50%;
  background: var(--color-accent-ghost);
  animation: eyecube-bolla-float var(--t-ambient) var(--ease-out) infinite;
  will-change: transform;
}
@keyframes eyecube-bolla-float {
  0%   { transform: translate(0, 0) scale(1); }
  25%  { transform: translate(20px, -26px) scale(1.20); }
  50%  { transform: translate(34px, 12px) scale(0.88); }
  75%  { transform: translate(10px, 28px) scale(1.14); }
  100% { transform: translate(0, 0) scale(1); }
}

/* --- 10c · Scan diagnostica (accento su referti e dati) ---
   Una linea salvia che scorre e rivela. */
.gesto-scan { position: relative; overflow: hidden; }
.gesto-scan::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: var(--color-accent);
  opacity: 0.55;
  animation: eyecube-scan calc(var(--t-slow) * 2) var(--ease-out) infinite;
}
@keyframes eyecube-scan {
  0%   { left: 0;    opacity: 0; }
  10%  { opacity: 0.55; }
  90%  { opacity: 0.55; }
  100% { left: 100%; opacity: 0; }
}

/* --- 10d · Respiro di luce (attese) ---
   Anelli concentrici che pulsano. La luce come fenomeno. */
.gesto-respiro {
  position: relative;
  border-radius: 50%;
  background: var(--color-accent);
}
.gesto-respiro::before,
.gesto-respiro::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--color-accent);
  animation: eyecube-respiro calc(var(--t-slow) * 2.4) var(--ease-out) infinite;
}
.gesto-respiro::after { animation-delay: calc(var(--t-slow) * 1.2); }
@keyframes eyecube-respiro {
  from { transform: scale(1);   opacity: 0.6; }
  to   { transform: scale(2.6); opacity: 0; }
}

/* --- Entrata firmata (fade-in) --- */
.fade-in { animation: eyecube-fade-in var(--t-slow) var(--ease-out) both; }
@keyframes eyecube-fade-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in--stagger > *              { animation: eyecube-fade-in var(--t-slow) var(--ease-out) both; }
.fade-in--stagger > *:nth-child(2) { animation-delay: 90ms;  }
.fade-in--stagger > *:nth-child(3) { animation-delay: 180ms; }
.fade-in--stagger > *:nth-child(4) { animation-delay: 270ms; }
.fade-in--stagger > *:nth-child(5) { animation-delay: 360ms; }

/* Reduced motion — tutti i gesti si fermano */
@media (prefers-reduced-motion: reduce) {
  .gesto-cubo, .gesto-bolla, .gesto-scan::after,
  .gesto-respiro::before, .gesto-respiro::after,
  .fade-in, .fade-in--stagger, .fade-in--stagger > * {
    animation: none !important;
    transition: none !important;
  }
}

/* ===================================================
   11 — PRODUCT CARD (scheda prodotto catalogo)
   Pilota Eye.Brain — v2.2.0 (2026-06-25).
   Struttura: foto prodotto + header brand/modello +
   chip categoria + prezzo (kpi inline) + griglia
   caratteristiche + badge disponibilita + simili.
   Usa solo token semantici: niente hex inline.
   Regime diurno (default). Notturno via [data-regime].
=================================================== */

.product-card {
  background: var(--color-bg-base);
  border: 0.5px solid var(--color-rule);
  border-radius: 2px;
  overflow: hidden;
}

/* Foto prodotto */
.product-card__foto {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: contain;
  background: var(--color-bg-tenue);
  display: block;
  padding: var(--s-32);
  box-sizing: border-box;
}

/* Corpo testuale */
.product-card__body {
  padding: var(--s-32);
}

/* Header: overline brand + titolo modello */
.product-card__brand {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-text-accent);
  margin-bottom: var(--s-8);
}

.product-card__modello {
  font-family: var(--ff-display);
  font-size: var(--text-h2);
  font-weight: 400;
  color: var(--color-text-primary);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-snug);
  margin-bottom: var(--s-16);
}

/* Riga chip + prezzo */
.product-card__meta {
  display: flex;
  align-items: center;
  gap: var(--s-16);
  flex-wrap: wrap;
  margin-bottom: var(--s-24);
}

/* Prezzo inline — usa .kpi inlining */
.product-card__prezzo {
  font-family: var(--ff-display);
  font-size: var(--text-h3);
  color: var(--color-accent);
  letter-spacing: var(--ls-normal);
  line-height: 1;
}

/* Griglia caratteristiche tecniche */
.product-card__caratteristiche {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-12) var(--s-24);
  padding: var(--s-24) 0;
  border-top: 0.5px solid var(--color-rule);
  border-bottom: 0.5px solid var(--color-rule);
  margin-bottom: var(--s-24);
}

.product-card__campo {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.product-card__campo-label {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-dim);
}

.product-card__campo-valore {
  font-family: var(--ff-body);
  font-size: var(--text-body);
  color: var(--color-text-primary);
}

/* Badge disponibilità */
.product-card__disponibilita {
  margin-bottom: var(--s-32);
}

/* CTA row */
.product-card__cta {
  display: flex;
  flex-direction: column;
  gap: var(--s-12);
}

/* CTA disabilitata — "presto disponibile" */
.btn[disabled],
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.product-card__presto {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-dim);
  margin-top: var(--s-4);
  text-align: center;
}

/* Sezione simili */
.product-card__simili {
  padding-top: var(--s-32);
  border-top: 0.5px solid var(--color-rule);
  margin-top: var(--s-32);
}

.product-card__simili-title {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-text-accent);
  margin-bottom: var(--s-16);
}

.product-card__simili-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--s-12);
}

.product-card__simile-item {
  background: var(--color-bg-tenue);
  border: 0.5px solid var(--color-rule);
  border-radius: 2px;
  padding: var(--s-12);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
  cursor: pointer;
  transition: background var(--t-fast) var(--ease-out);
}

.product-card__simile-item:hover {
  background: var(--color-accent-ghost);
}

.product-card__simile-brand {
  font-family: var(--ff-mono);
  font-size: var(--text-cap);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-accent);
}

.product-card__simile-modello {
  font-family: var(--ff-body);
  font-size: var(--text-cap);
  color: var(--color-text-primary);
}

/* ===================================================
   12 — UTILITY
=================================================== */

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}