/* ==========================================================================
   KLO STUDIO — Design System
   Versione ottimizzata e funzionante
   ========================================================================== */

/* -------------------- 1. DESIGN TOKENS -------------------- */
:root {
  /* Palette */
  --color-white-warm: #FAF7F1;
  --color-black-deep: #16140F;
  --color-beige: #E4D9C6;
  --color-tortora: #A79E8E;
  --color-grey-light: #E9E6E0;
  --color-sand: #CBB999;
  --color-bronze: #A6773A;
  --color-charcoal: #2A241D;
  --color-white: #FFFFFF;

  /* Testo */
  --text-primary: #16140F;
  --text-secondary: #565149;
  --text-inverse: #FAF7F1;
  --text-muted: #8A8477;

  /* Tipografia */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --fs-hero: clamp(2.75rem, 6vw, 5.5rem);
  --fs-h1: clamp(2.25rem, 4vw, 3.75rem);
  --fs-h2: clamp(1.75rem, 3vw, 2.75rem);
  --fs-h3: clamp(1.25rem, 2vw, 1.5rem);
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-micro: 0.75rem;

  --lh-tight: 1.1;
  --lh-heading: 1.25;
  --lh-body: 1.7;

  /* Spaziature */
  --sp-1: 0.5rem;
  --sp-2: 1rem;
  --sp-3: 1.5rem;
  --sp-4: 2rem;
  --sp-5: 3rem;
  --sp-6: 4rem;
  --sp-7: 6rem;
  --sp-8: 8rem;

  /* Layout */
  --container-max: 1440px;
  --container-pad: clamp(1.5rem, 5vw, 5rem);
  --radius-sm: 2px;
  --radius-md: 4px;

  /* Ombre */
  --shadow-sm: 0 1px 2px rgba(22, 20, 15, 0.06);
  --shadow-md: 0 8px 30px rgba(22, 20, 15, 0.08);
  --shadow-lg: 0 20px 60px rgba(22, 20, 15, 0.12);

  /* Transizioni */
  --ease-signature: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 0.25s;
  --dur-base: 0.5s;
  --dur-slow: 0.9s;
}

/* -------------------- 2. RESET -------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--color-white-warm);
  line-height: var(--lh-body);
  font-size: var(--fs-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

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

input,
textarea,
select {
  font: inherit;
  color: inherit;
}

/* -------------------- 3. ACCESSIBILITY -------------------- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-bronze);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-black-deep);
  color: var(--color-white-warm);
  padding: var(--sp-1) var(--sp-2);
  z-index: 200;
  transition: top var(--dur-fast) var(--ease-signature);
}

.skip-link:focus {
  top: 0;
}

/* -------------------- 4. TIPOGRAFIA -------------------- */
h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: var(--lh-heading);
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

h1 {
  font-size: var(--fs-h1);
}

h2 {
  font-size: var(--fs-h2);
}

h3 {
  font-size: var(--fs-h3);
  font-weight: 500;
}

.hero-title {
  font-size: var(--fs-hero);
  line-height: var(--lh-tight);
  font-weight: 400;
  letter-spacing: -0.02em;
}

p {
  color: var(--text-secondary);
}

.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.35rem);
  color: var(--text-secondary);
  max-width: 42ch;
  font-weight: 300;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--color-bronze);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: var(--color-bronze);
  display: inline-block;
}

/* -------------------- 5. LAYOUT -------------------- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

section {
  position: relative;
}

.section-pad {
  padding-block: var(--sp-8);
}

.section-pad-sm {
  padding-block: var(--sp-6);
}

.section-head {
  max-width: 640px;
  margin-bottom: var(--sp-6);
}

.section-head h2 {
  margin-top: var(--sp-2);
}

/* -------------------- 6. BOTTONI -------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: 1rem 2.25rem;
  font-size: var(--fs-small);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: all var(--dur-fast) var(--ease-signature);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-black-deep);
  color: var(--color-white-warm);
}

.btn-primary:hover {
  background: var(--color-bronze);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-arrow {
  transition: transform var(--dur-fast) var(--ease-signature);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* -------------------- 7. NAVBAR -------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--sp-3) var(--container-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--dur-base) var(--ease-signature);
  background: transparent;
}

.navbar.is-scrolled {
  background: rgba(250, 247, 241, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  padding-block: var(--sp-2);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  font-weight: 500;
}

.nav-links {
  display: flex;
  gap: var(--sp-5);
  align-items: center;
}

.nav-links a {
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  position: relative;
  padding-bottom: 4px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--color-bronze);
  transition: width var(--dur-fast) var(--ease-signature);
}

.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after {
  width: 100%;
}

.nav-links a[aria-current="page"] {
  color: var(--color-bronze);
}

.nav-cta {
  display: inline-flex;
  padding: 0.65rem 1.5rem;
  border: 1px solid var(--color-black-deep);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  transition: all var(--dur-fast) var(--ease-signature);
}

.nav-cta:hover {
  background: var(--color-black-deep);
  color: var(--color-white-warm);
}

/* Ensure nav CTA text remains readable on hover in all navbar states */
.nav-cta:hover,
.nav-cta:hover * {
  color: var(--color-white-warm);
}

/* When navbar has a white background (scrolled), make hover explicit */
.navbar.is-scrolled .nav-cta:hover,
.navbar--on-hero.is-scrolled .nav-cta:hover {
  background: var(--color-black-deep);
  color: var(--color-white-warm);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  z-index: 110;
}

.nav-toggle span {
  width: 26px;
  height: 1px;
  background: var(--color-black-deep);
  transition: all var(--dur-fast) var(--ease-signature);
}

.nav-mobile-panel {
  display: none;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.lang-toggle {
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border: 1px solid currentColor;
  border-radius: 20px;
  transition: all var(--dur-fast) var(--ease-signature);
}

.lang-toggle:hover {
  background: var(--color-bronze);
  color: var(--color-white-warm);
  border-color: var(--color-bronze);
}

/* Mobile Nav */
@media (max-width: 900px) {
  .nav-links,
  .nav-cta.desktop-only {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-mobile-panel {
    position: fixed;
    inset: 0;
    background: var(--color-white-warm);
    z-index: 105;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--container-pad);
    gap: var(--sp-4);
    transform: translateY(-100%);
    transition: transform var(--dur-base) var(--ease-signature);
  }

  .nav-mobile-panel.is-open {
    transform: translateY(0);
  }

  .nav-mobile-panel a {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 400;
  }
}

/* -------------------- 8. HERO -------------------- */
.hero {
  min-height: min(100vh, 95vh);
  display: flex;
  align-items: flex-end;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(22,20,15,0.95) 0%, rgba(22,20,15,0.82) 35%, rgba(22,20,15,0.98) 100%);
}

.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  min-height: min(100vh, 95vh);
  align-items: stretch;
}

.hero-split__visual {
  position: relative;
  overflow: hidden;
  min-height: 420px;
}

.hero-split__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--dur-base) var(--ease-signature), filter var(--dur-base) var(--ease-signature);
  transform: scale(1.02);
}

.hero-split__visual:hover img {
  transform: scale(1.05);
}

.hero-split__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(22,20,15,0.94) 0%, rgba(22,20,15,0.04) 55%);
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--color-black-deep);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: var(--hero-focus, center 35%);
  transform: scale(1.03);
  animation: heroZoom 10s var(--ease-signature) forwards;
  opacity: 0.35;
  filter: brightness(0.75) saturate(0.95);
}

@keyframes heroZoom {
  to { transform: scale(1); }
}

.hero-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(22,20,15,0.96) 0%, rgba(22,20,15,0.8) 22%, rgba(22,20,15,0.55) 48%, rgba(22,20,15,0.88) 100%);
}

/* Pannello "vetro smerigliato" dietro al testo hero: leggibilità
   garantita indipendentemente da cosa c'è nella foto in quel punto */
.hero-panel {
  display: inline-block;
  width: min(100%, 680px);
  max-width: 680px;
  background: rgba(22, 20, 15, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(250, 247, 241, 0.12);
  border-radius: var(--radius-md);
  padding: var(--sp-5) var(--sp-6);
}

.hero-content {
  padding: var(--sp-6) var(--container-pad) var(--sp-8);
}

@media (max-width: 900px) {
  .hero-split {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
  }

  .hero-split__visual {
    min-height: 360px;
  }

  .hero-content {
    padding: var(--sp-5) 1.5rem var(--sp-7);
  }
}

@media (max-width: 700px) {
  .hero-split__visual {
    min-height: 260px;
  }

  .hero-panel {
    width: 100%;
    padding: var(--sp-4) 1rem;
    border-radius: 1.25rem;
  }

  .hero-title {
    font-size: clamp(1.8rem, 9vw, 2.6rem);
  }
}

.scroll-cue {
  text-shadow: 0 1px 4px rgba(0,0,0,0.5);
}

/* Hero navbar styles */
.navbar--on-hero .nav-logo,
.navbar--on-hero .nav-links a,
.navbar--on-hero .nav-cta,
.navbar--on-hero .lang-toggle {
  color: var(--color-white-warm);
}

.navbar--on-hero .nav-cta,
.navbar--on-hero .lang-toggle {
  border-color: var(--color-white-warm);
}

.navbar--on-hero .nav-toggle span {
  background: var(--color-white-warm);
}

.navbar--on-hero.is-scrolled .nav-logo,
.navbar--on-hero.is-scrolled .nav-links a,
.navbar--on-hero.is-scrolled .nav-cta,
.navbar--on-hero.is-scrolled .lang-toggle {
  color: var(--text-primary);
}

.navbar--on-hero.is-scrolled .nav-cta,
.navbar--on-hero.is-scrolled .lang-toggle {
  border-color: var(--color-black-deep);
}

.navbar--on-hero.is-scrolled .nav-toggle span {
  background: var(--color-black-deep);
}

.hero-content {
  padding: var(--sp-7) var(--container-pad) var(--sp-8);
  color: var(--color-white-warm);
  max-width: 900px;
}

.hero-content .eyebrow {
  color: var(--color-sand);
}

.hero-content .eyebrow::before {
  background: var(--color-sand);
}

.hero-content h1 {
  color: var(--color-white-warm);
  margin-block: var(--sp-3);
}

.hero-content .lede {
  color: rgba(250, 247, 241, 0.85);
  margin-bottom: var(--sp-4);
}

.hero-actions {
  display: flex;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.scroll-cue {
  position: absolute;
  bottom: var(--sp-3);
  right: var(--container-pad);
  color: var(--color-white-warm);
  font-size: var(--fs-micro);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  writing-mode: vertical-rl;
}

.scroll-cue::after {
  content: '';
  width: 1px;
  height: 40px;
  background: var(--color-white-warm);
  opacity: 0.6;
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%,
  100% {
    transform: scaleY(1);
    opacity: 0.6;
  }
  50% {
    transform: scaleY(0.5);
    opacity: 1;
  }
}

@media (max-width: 700px) {
  .scroll-cue {
    display: none;
  }
}

/* -------------------- 9. REVEAL ON SCROLL -------------------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.9s var(--ease-signature), transform 0.9s var(--ease-signature);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-signature), transform 0.8s var(--ease-signature);
}

.reveal-stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

.reveal-stagger.is-visible > *:nth-child(1) {
  transition-delay: 0.05s;
}

.reveal-stagger.is-visible > *:nth-child(2) {
  transition-delay: 0.15s;
}

.reveal-stagger.is-visible > *:nth-child(3) {
  transition-delay: 0.25s;
}

.reveal-stagger.is-visible > *:nth-child(4) {
  transition-delay: 0.35s;
}

/* -------------------- 10. SPLIT MEDIA TEXT -------------------- */
.split-media-text {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-7);
  align-items: center;
}

.split-media-text .media img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.split-media-text.reverse {
  direction: rtl;
}

.split-media-text.reverse > * {
  direction: ltr;
}

@media (max-width: 900px) {
  .split-media-text,
  .split-media-text.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }
}

/* -------------------- 11. EDITORIAL GRID -------------------- */
.editorial-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 220px;
  gap: var(--sp-2);
  margin-top: var(--sp-6);
}

.editorial-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-sm);
  transition: transform var(--dur-base) var(--ease-signature), filter var(--dur-base) var(--ease-signature);
}

.editorial-grid img:hover {
  transform: scale(1.03);
  filter: saturate(1.05);
}

.editorial-grid .g1 {
  grid-column: span 3;
  grid-row: span 2;
}

.editorial-grid .g2 {
  grid-column: span 3;
  grid-row: span 1;
}

.editorial-grid .g3 {
  grid-column: span 3;
  grid-row: span 1;
}

.editorial-grid .g4 {
  grid-column: span 2;
  grid-row: span 1;
}

.editorial-grid .g5 {
  grid-column: span 4;
  grid-row: span 1;
}

@media (max-width: 900px) {
  .editorial-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 180px;
  }

  .editorial-grid .g1,
  .editorial-grid .g2,
  .editorial-grid .g3,
  .editorial-grid .g4,
  .editorial-grid .g5 {
    grid-column: span 1;
    grid-row: span 1;
  }

  .editorial-grid .g1 {
    grid-column: span 2;
    grid-row: span 2;
  }
}

@media (max-width: 600px) {
  .hero {
    min-height: 60vh;
  }

  .hero-content {
    padding: var(--sp-5) 1rem var(--sp-6);
  }

  .hero-panel {
    border-radius: 1.5rem;
    padding: var(--sp-4) 0.8rem;
  }

  .hero-title {
    font-size: clamp(1.8rem, 10vw, 2.6rem);
  }

  .hero .hero-content {
    padding-top: var(--sp-6);
  }

  .split-media-text {
    gap: var(--sp-5);
  }

  .split-media-text .media img {
    min-height: 320px;
  }

  .editorial-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 220px;
    gap: var(--sp-3);
  }

  .editorial-grid .g1,
  .editorial-grid .g2,
  .editorial-grid .g3,
  .editorial-grid .g4,
  .editorial-grid .g5 {
    grid-column: span 1;
    grid-row: span 1;
  }

  .cta-band {
    padding-block: var(--sp-6);
  }

  .cta-band .lede {
    max-width: 100%;
  }
}

/* -------------------- 12. CTA BAND -------------------- */
.cta-band {
  background: var(--color-charcoal);
  color: var(--color-white-warm);
  text-align: center;
  padding-block: var(--sp-8);
}

.cta-band h2 {
  color: var(--color-white-warm);
}

.cta-band .lede {
  color: rgba(250, 247, 241, 0.75);
  margin-inline: auto;
  text-align: center;
}

.cta-band .btn-primary {
  background: var(--color-white-warm);
  color: var(--color-black-deep);
}

.cta-band .btn-primary:hover {
  background: var(--color-bronze);
  color: var(--color-white-warm);
}

.cta-band-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-3);
}

/* -------------------- 13. CARD PRODOTTO -------------------- */
.filter-bar {
  display: flex;
  gap: var(--sp-3);
  flex-wrap: wrap;
  margin-bottom: var(--sp-6);
  border-bottom: 1px solid var(--color-grey-light);
  padding-bottom: var(--sp-3);
}

.filter-btn {
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.5rem 0;
  color: var(--text-muted);
  border-bottom: 2px solid transparent;
  transition: all var(--dur-fast) var(--ease-signature);
}

.filter-btn:hover {
  color: var(--text-primary);
}

.filter-btn.is-active {
  color: var(--text-primary);
  border-color: var(--color-bronze);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}

.product-card {
  display: block;
}

.product-card .thumb {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--color-grey-light);
}

.product-card .thumb img {
  width: 100%;
  height: 100%;
  object-fit: scale-down;
  object-position: center;
  transition: transform var(--dur-slow) var(--ease-signature);
}

.product-card:hover .thumb img {
  transform: scale(1.02);
}

.product-card .thumb .view-tag {
  position: absolute;
  bottom: var(--sp-2);
  left: var(--sp-2);
  background: rgba(250, 247, 241, 0.92);
  padding: 0.4rem 0.9rem;
  font-size: var(--fs-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--dur-fast) var(--ease-signature);
}

.product-card:hover .thumb .view-tag {
  opacity: 1;
  transform: translateY(0);
}

.product-card .info {
  padding-top: var(--sp-2);
}

.product-card h3 {
  font-size: 1.15rem;
}

.product-card .desc {
  font-size: var(--fs-small);
  color: var(--text-muted);
  margin-top: 0.25rem;
}

@media (max-width: 900px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .product-grid {
    grid-template-columns: 1fr;
  }
}

/* -------------------- 14. PAGINA PRODOTTO -------------------- */
.product-hero {
  padding-top: calc(var(--sp-8) + var(--sp-3));
}

.product-layout {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--sp-7);
  align-items: start;
}

.product-gallery-main img {
  border-radius: var(--radius-md);
  aspect-ratio: 4/5;
  object-fit: contain;
  object-position: center;
  background: var(--color-grey-light);
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease-signature);
}

.product-gallery-main img:hover {
  transform: scale(1.02);
}

.product-gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-2);
  margin-top: var(--sp-2);
}

.product-gallery-thumbs img {
  aspect-ratio: 3/4;
  object-fit: contain;
  object-position: center;
  background: var(--color-grey-light);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: opacity var(--dur-fast) var(--ease-signature);
}

.product-gallery-thumbs img:hover {
  opacity: 0.7;
}

.product-panel {
  position: sticky;
  top: var(--sp-8);
  border: 1px solid var(--color-grey-light);
  padding: var(--sp-5);
  border-radius: var(--radius-md);
}

.product-panel h1 {
  font-size: var(--fs-h2);
  margin-bottom: var(--sp-2);
}

.product-panel .tag-list {
  display: flex;
  gap: var(--sp-1);
  flex-wrap: wrap;
  margin-block: var(--sp-3);
}

.product-panel .tag {
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.3rem 0.7rem;
  background: var(--color-grey-light);
  border-radius: 20px;
  color: var(--text-secondary);
}

.product-panel .btn-primary {
  width: 100%;
  justify-content: center;
  margin-top: var(--sp-3);
}

.product-detail-block {
  margin-top: var(--sp-3);
}

.product-detail-block h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}

.product-detail-block p {
  font-size: var(--fs-small);
}

.product-detail-block+.product-detail-block {
  border-top: 1px solid var(--color-grey-light);
  padding-top: var(--sp-3);
}

@media (max-width: 900px) {
  .product-layout {
    grid-template-columns: 1fr;
  }

  .product-panel {
    position: static;
  }
}

/* -------------------- 15. ABOUT -------------------- */
.about-hero {
  padding-top: calc(var(--sp-8) + var(--sp-4));
  padding-bottom: var(--sp-6);
}

.about-timeline {
  margin-top: var(--sp-6);
}

.timeline-row {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--sp-5);
  padding-block: var(--sp-4);
  border-top: 1px solid var(--color-grey-light);
}

.timeline-row .year {
  font-family: var(--font-display);
  color: var(--color-bronze);
  font-size: 1.25rem;
}

@media (max-width: 700px) {
  .timeline-row {
    grid-template-columns: 80px 1fr;
  }
}

.pull-quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 400;
  line-height: 1.4;
  max-width: 800px;
  color: var(--text-primary);
  padding-left: var(--sp-4);
  border-left: 2px solid var(--color-bronze);
  margin-block: var(--sp-6);
}

/* -------------------- 16. CONTATTI -------------------- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-7);
  align-items: start;
}

.form-group {
  margin-bottom: var(--sp-4);
}

.form-group label {
  display: block;
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--sp-1);
  color: var(--text-muted);
  font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.9rem 0;
  border: none;
  border-bottom: 1px solid var(--color-tortora);
  background: transparent;
  font-size: 1rem;
  transition: border-color var(--dur-fast) var(--ease-signature);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-bronze);
  outline: none;
}

.form-group textarea {
  resize: vertical;
  min-height: 110px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
}

.form-error {
  color: #A6402E;
  font-size: var(--fs-micro);
  margin-top: 0.3rem;
  min-height: 1em;
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: #A6402E;
}

.form-status {
  margin-top: var(--sp-3);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--radius-sm);
  font-size: var(--fs-small);
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status.success {
  background: #EAF0E4;
  color: #3E5A2E;
}

.confirmation-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 18, 21, 0.75);
  display: grid;
  place-items: center;
  padding: var(--sp-4);
  z-index: 50;
}

.confirmation-overlay[hidden] {
  display: none;
}

.confirmation-box {
  background: #fff;
  color: #111;
  max-width: 420px;
  width: 100%;
  border-radius: calc(var(--radius-lg) * 1.5);
  padding: var(--sp-6);
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.18);
  text-align: center;
}

.confirmation-box h2 {
  margin-bottom: var(--sp-3);
  font-size: clamp(1.5rem, 2vw, 2rem);
}

.confirmation-box p {
  margin-bottom: var(--sp-5);
  color: #4B5563;
  line-height: 1.75;
}

.confirmation-box .btn-secondary {
  background: #111;
  color: #fff;
  border: none;
  padding: 0.9rem 1.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.confirmation-box .btn-secondary:hover {
  background: #333;
}

.confirmation-overlay.open {
  animation: fadeIn 220ms ease-out;
}

.confirmation-box {
  border: 1px solid rgba(17, 17, 17, 0.08);
}

.confirmation-box.success {
  border-color: rgba(62, 90, 46, 0.2);
}

.confirmation-box.error {
  border-color: rgba(166, 64, 46, 0.2);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.contact-info-list {
  margin-top: var(--sp-5);
}

.contact-info-item {
  display: flex;
  gap: var(--sp-3);
  padding-block: var(--sp-3);
  border-top: 1px solid var(--color-grey-light);
}

.contact-info-item .label {
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  width: 110px;
  flex-shrink: 0;
}

@media (max-width: 900px) {
  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* -------------------- 17. TAPE MARKER -------------------- */
.tape-marker {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 24px;
  display: none;
}

@media (min-width: 1100px) {
  .tape-marker {
    display: block;
  }
}

.tape-marker .tape-line {
  position: absolute;
  left: 11px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--color-tortora) 15%, var(--color-tortora) 85%, transparent);
}

.tape-marker .tape-label {
  position: absolute;
  left: -6px;
  top: 50%;
  transform: translateY(-50%) rotate(-90deg);
  transform-origin: left center;
  white-space: nowrap;
  font-size: var(--fs-micro);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
}

/* -------------------- 18. LIGHTBOX -------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-4);
  opacity: 0;
  animation: lightboxFadeIn var(--dur-base) var(--ease-signature) forwards;
}

.lightbox img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: var(--sp-3);
  right: var(--sp-4);
  font-size: 3rem;
  color: var(--color-white-warm);
  background: none;
  border: none;
  cursor: pointer;
  font-weight: 300;
  transition: transform var(--dur-fast) var(--ease-signature);
  line-height: 1;
}

.lightbox-close:hover {
  transform: rotate(90deg);
}

@keyframes lightboxFadeIn {
  from {
    opacity: 0;
    transform: scale(0.98);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* -------------------- 19. FOOTER -------------------- */
footer {
  background: var(--color-charcoal);
  color: var(--color-white-warm);
  padding-block: var(--sp-6) var(--sp-4);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: var(--sp-5);
  padding-bottom: var(--sp-5);
  border-bottom: 1px solid rgba(250, 247, 241, 0.15);
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin-bottom: var(--sp-2);
}

.footer-col h4 {
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-sand);
  margin-bottom: var(--sp-2);
  font-weight: 600;
}

.footer-col a,
.footer-col p {
  display: block;
  font-size: var(--fs-small);
  color: rgba(250, 247, 241, 0.75);
  margin-bottom: 0.5rem;
  transition: color var(--dur-fast);
}

.footer-col a:hover {
  color: var(--color-white-warm);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: var(--sp-4);
  font-size: var(--fs-micro);
  color: rgba(250, 247, 241, 0.5);
  flex-wrap: wrap;
  gap: var(--sp-2);
}

@media (max-width: 700px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
}

/* -------------------- 20. UTILITY -------------------- */
.text-center {
  text-align: center;
}

.mx-auto {
  margin-inline: auto;
}

.mt-1 {
  margin-top: var(--sp-1);
}

.mt-2 {
  margin-top: var(--sp-2);
}

.mt-3 {
  margin-top: var(--sp-3);
}

.mt-4 {
  margin-top: var(--sp-4);
}

.mt-5 {
  margin-top: var(--sp-5);
}

.mt-6 {
  margin-top: var(--sp-6);
}

.mb-2 {
  margin-bottom: var(--sp-2);
}

.mb-3 {
  margin-bottom: var(--sp-3);
}

.bg-beige {
  background: var(--color-beige);
}

.bg-grey {
  background: var(--color-grey-light);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

.measure-fab-wrap {
  position: fixed;
  right: var(--sp-3);
  bottom: var(--sp-3);
  z-index: 40;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.measure-fab-label {
  background: var(--color-black-deep);
  color: var(--color-white-warm);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  padding: 0.6rem 1rem;
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}
.measure-fab {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-black-deep);
  color: var(--color-white-warm);
  border: none;
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  flex-shrink: 0;
  transition: transform 180ms ease, background 180ms ease;
}
.measure-fab:hover {
  background: var(--color-bronze);
  transform: translateY(-2px);
}

.measure-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 18, 21, 0.75);
  display: grid;
  place-items: center;
  padding: var(--sp-4);
  z-index: 300;
}

.measure-overlay[hidden] {
  display: none;
}

.measure-overlay.open {
  animation: fadeIn 220ms ease-out;
}

.measure-box {
  position: relative;
  background: #fff;
  max-width: 720px;
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.18);
  max-height: 92vh;
  overflow-y: auto;
}

.measure-img {
  width: 100%;
  display: block;
  cursor: zoom-in;
}

.measure-content {
  padding: var(--sp-5);
  text-align: left;
}

.measure-content h2 {
  text-align: center;
  margin-bottom: var(--sp-4);
}

.measure-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  margin-bottom: var(--sp-4);
}

.measure-steps li {
  font-size: var(--fs-small);
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: var(--sp-3);
  border-left: 2px solid var(--color-bronze);
}

.measure-steps strong {
  display: block;
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.measure-note {
  font-size: var(--fs-small);
  color: var(--text-muted);
  text-align: center;
}

.measure-close {
  position: absolute;
  top: var(--sp-2);
  right: var(--sp-2);
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text-primary);
  z-index: 2;
}
.measure-reminder {
  margin-top: var(--sp-5);
  padding: var(--sp-4);
  border: 1px solid var(--color-grey-light);
  border-radius: var(--radius-md);
  background: var(--color-beige);
}

.measure-reminder h4 {
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-bronze);
  margin-bottom: var(--sp-1);
  font-weight: 600;
}

.measure-reminder p {
  font-size: var(--fs-small);
  color: var(--text-secondary);
  margin: 0;
}