/* ============================================================
   FDA SRL — Premium Construction Company Design System
   ============================================================ */

/* ── Design Tokens ──────────────────────────────────────────── */
:root {
  /* Primary palette */
  --color-nero:          #0F0F0F;
  --color-nero-deep:     #0A0A0A;
  --color-gold:          #C8A96A;
  --color-gold-light:    #D4BC8A;
  --color-gold-muted:    rgba(200,169,106,0.3);
  --color-warm-white:    #F8F8F8;
  --color-cement:        #6B6B6B;
  --color-cement-light:  #8A8A8A;
  --color-white:         #FFFFFF;
  --color-black:         #000000;
  --color-alt-bg:        #F0F0F0;

  /* Overlays */
  --overlay-dark:        rgba(15,15,15,0.78);
  --overlay-light:       rgba(15,15,15,0.45);

  /* Typography */
  --font-heading: 'Playfair Display', 'Georgia', serif;
  --font-body:    'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-accent:  'Cormorant Garamond', 'Georgia', serif;

  /* Type scale */
  --text-xs:   clamp(0.65rem, 0.6rem + 0.2vw, 0.75rem);
  --text-sm:   clamp(0.78rem, 0.72rem + 0.25vw, 0.875rem);
  --text-base: clamp(0.88rem, 0.82rem + 0.28vw, 1rem);
  --text-md:   clamp(1rem, 0.92rem + 0.35vw, 1.125rem);
  --text-lg:   clamp(1.15rem, 1rem + 0.6vw, 1.5rem);
  --text-xl:   clamp(1.5rem, 1.2rem + 1.2vw, 2.2rem);
  --text-2xl:  clamp(2rem, 1.5rem + 2vw, 3.2rem);
  --text-3xl:  clamp(2.5rem, 1.8rem + 3vw, 4.2rem);

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Layout */
  --max-width:   1280px;
  --gutter:      clamp(1.25rem, 1rem + 1.5vw, 2.5rem);
  --section-pad: clamp(4rem, 3rem + 4vw, 8rem);

  /* Borders & Shadows */
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 8px;
  --shadow-sm:  0 2px 8px rgba(0,0,0,0.08);
  --shadow-md:  0 8px 30px rgba(0,0,0,0.12);
  --shadow-lg:  0 20px 60px rgba(0,0,0,0.18);
  --shadow-xl:  0 50px 120px rgba(0,0,0,0.22);

  /* Transitions */
  --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);
  --transition-fast: 0.2s var(--ease-smooth);
  --transition-base: 0.3s var(--ease-smooth);
  --transition-slow: 0.5s var(--ease-smooth);

  /* Z-index */
  --z-base:     1;
  --z-nav:      100;
  --z-mobile:   90;
  --z-lightbox: 200;
  --z-dialog:   300;
}


/* ── Reset & Base ───────────────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-nero);
  background-color: var(--color-warm-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

ul, ol {
  list-style: none;
}

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

input, textarea {
  font: inherit;
  border: none;
  outline: none;
  background: none;
}


/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-nero);
}

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
}

.section-heading {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: var(--space-md);
  position: relative;
  padding-bottom: var(--space-md);
}

.section-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--color-gold);
}

.section-heading--center {
  text-align: center;
}

.section-heading--center::after {
  left: 50%;
  transform: translateX(-50%);
}

.section-subheading {
  font-family: var(--font-accent);
  font-size: var(--text-lg);
  font-weight: 300;
  font-style: italic;
  color: var(--color-cement);
  line-height: 1.6;
  max-width: 600px;
}

.section-subheading--center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

/* Dark section text overrides */
.section--dark .section-heading,
.section--dark h2,
.section--dark h3 {
  color: var(--color-warm-white);
}

.section--dark .section-subheading {
  color: var(--color-cement-light);
}

.section--dark p {
  color: rgba(248,248,248,0.7);
}


/* ── Layout ─────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container--narrow {
  max-width: 800px;
}

.section {
  padding: var(--section-pad) 0;
}

.section--dark {
  background-color: var(--color-nero);
}

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


/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 14px 36px;
  border: 2px solid transparent;
  border-radius: 0;
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-gold);
  color: var(--color-nero);
  border-color: var(--color-gold);
}

.btn--primary:hover {
  background: var(--color-gold-light);
  border-color: var(--color-gold-light);
}

.btn--outline {
  background: transparent;
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.btn--outline:hover {
  background: var(--color-gold);
  color: var(--color-nero);
}

.btn--outline-light {
  background: transparent;
  color: var(--color-warm-white);
  border-color: rgba(248,248,248,0.4);
}

.btn--outline-light:hover {
  background: rgba(248,248,248,0.1);
  border-color: var(--color-warm-white);
}

.btn--lg {
  padding: 18px 44px;
  font-size: var(--text-sm);
}

.btn--sm {
  padding: 10px 24px;
  font-size: 0.65rem;
}

.btn--full {
  width: 100%;
}


/* ── Navigation ─────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-nav);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: 80px;
}

.nav__logo img {
  height: 40px;
  width: auto;
  transition: height var(--transition-base);
}

/* Transparent on hero */
.nav--hero {
  background: transparent;
}

.nav--hero .nav__link {
  color: rgba(248,248,248,0.85);
}

.nav--hero .nav__link:hover,
.nav--hero .nav__link--active {
  color: var(--color-gold);
}

/* Scrolled state — dark */
.nav--scrolled {
  background: rgba(15,15,15,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav--scrolled .nav__inner {
  height: 68px;
}

.nav--scrolled .nav__logo img {
  height: 34px;
}

.nav--scrolled .nav__link {
  color: rgba(248,248,248,0.75);
}

.nav--scrolled .nav__link:hover,
.nav--scrolled .nav__link--active {
  color: var(--color-gold);
}

/* Nav menu */
.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav__link {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width var(--transition-base);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

/* Hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  cursor: pointer;
  z-index: calc(var(--z-nav) + 1);
}

.nav__toggle span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--color-warm-white);
  transition: transform var(--transition-base), opacity var(--transition-base);
  transform-origin: center;
}

.nav__toggle.active span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Nav CTA */
.nav__cta .btn {
  font-size: 0.62rem;
  padding: 10px 22px;
}

.nav--hero .nav__cta .btn {
  border-color: rgba(200,169,106,0.6);
  color: var(--color-gold);
}

.nav--hero .nav__cta .btn:hover {
  background: var(--color-gold);
  color: var(--color-nero);
  border-color: var(--color-gold);
}

.nav--scrolled .nav__cta .btn {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.nav--scrolled .nav__cta .btn:hover {
  background: var(--color-gold);
  color: var(--color-nero);
}


/* ── Hero ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  will-change: transform;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(15,15,15,0.82) 0%,
    rgba(15,15,15,0.55) 50%,
    rgba(15,15,15,0.78) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 0 var(--gutter);
}

.hero__logo {
  width: clamp(160px, 20vw, 260px);
  margin: 0 auto var(--space-lg);
  opacity: 0.9;
}

.hero__label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-gold);
  border: 1px solid rgba(200,169,106,0.35);
  padding: 6px 20px;
  margin-bottom: var(--space-lg);
}

.hero__title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 500;
  color: var(--color-warm-white);
  line-height: 1.1;
  margin-bottom: var(--space-md);
}

.hero__title em {
  font-style: italic;
  color: var(--color-gold);
}

.hero__subtitle {
  font-family: var(--font-accent);
  font-size: var(--text-lg);
  font-weight: 300;
  font-style: italic;
  color: rgba(248,248,248,0.65);
  line-height: 1.6;
  max-width: 560px;
  margin: 0 auto var(--space-xl);
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(248,248,248,0.4);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(200,169,106,0.6), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%      { opacity: 1;   transform: scaleY(1.2); }
}


/* ── About (Chi Siamo) ──────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.about__image {
  position: relative;
  overflow: hidden;
}

.about__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/5;
}

.about__image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30%;
  background: linear-gradient(to top, rgba(15,15,15,0.15), transparent);
  pointer-events: none;
}

.about__text p {
  color: var(--color-cement);
  margin-bottom: var(--space-sm);
  line-height: 1.8;
}

.about__text p:last-child {
  margin-bottom: 0;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.about-value {
  padding-left: var(--space-md);
  border-left: 2px solid var(--color-gold);
}

.about-value__title {
  font-family: var(--font-heading);
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--color-nero);
  margin-bottom: 4px;
}

.about-value__text {
  font-size: var(--text-sm);
  color: var(--color-cement);
  line-height: 1.6;
}


/* ── Services (Servizi) ─────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.service-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(200,169,106,0.12);
  padding: var(--space-lg) var(--space-md);
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.service-card:hover {
  border-color: rgba(200,169,106,0.35);
  transform: translateY(-4px);
}

.service-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-md);
  color: var(--color-gold);
}

.service-card__icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-warm-white);
  margin-bottom: var(--space-xs);
}

.service-card__text {
  font-size: var(--text-sm);
  color: rgba(248,248,248,0.55);
  line-height: 1.7;
}


/* ── Gallery (Progetti) ─────────────────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.gallery-item__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-smooth);
}

.gallery-item:hover .gallery-item__img {
  transform: scale(1.08);
}

.gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,15,15,0.85) 0%, rgba(15,15,15,0.2) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-md);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.gallery-item:hover .gallery-item__overlay {
  opacity: 1;
}

.gallery-item__category {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 6px;
}

.gallery-item__title {
  font-family: var(--font-heading);
  font-size: var(--text-md);
  font-weight: 500;
  color: var(--color-warm-white);
  margin-bottom: 4px;
}

.gallery-item__desc {
  font-size: var(--text-sm);
  color: rgba(248,248,248,0.6);
}


/* ── Reviews (Recensioni) ───────────────────────────────────── */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.review-card {
  background: var(--color-white);
  border: 1px solid rgba(0,0,0,0.06);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.review-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.review-card__quote {
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.review-card__quote svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

.review-card__stars {
  display: flex;
  gap: 3px;
  margin-bottom: var(--space-sm);
}

.review-card__stars svg {
  width: 16px;
  height: 16px;
  fill: var(--color-gold);
}

.review-card__text {
  font-size: var(--text-sm);
  color: var(--color-cement);
  line-height: 1.8;
  font-style: italic;
  margin-bottom: var(--space-md);
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.review-card__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-nero);
  color: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  flex-shrink: 0;
}

.review-card__name {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-nero);
}

.review-card__detail {
  font-size: var(--text-xs);
  color: var(--color-cement-light);
}


/* ── Contact (Contatti) ─────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.form-group {
  position: relative;
}

.form-label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(248,248,248,0.45);
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 0;
  border-bottom: 1px solid rgba(200,169,106,0.25);
  color: var(--color-warm-white);
  font-size: var(--text-base);
  transition: border-color var(--transition-base);
  background: transparent;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(248,248,248,0.3);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-gold);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-submit {
  margin-top: var(--space-sm);
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-lg);
}

.form-success.active {
  display: block;
}

.form-success__icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-md);
  border-radius: 50%;
  border: 2px solid var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
}

.form-success__icon svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.form-success__title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-warm-white);
  margin-bottom: var(--space-xs);
}

.form-success__text {
  color: rgba(248,248,248,0.6);
  font-size: var(--text-sm);
}

/* Contact info */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.contact-info__item {
  display: flex;
  gap: var(--space-md);
}

.contact-info__icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border: 1px solid rgba(200,169,106,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
}

.contact-info__icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.contact-info__label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 4px;
}

.contact-info__value {
  font-size: var(--text-sm);
  color: rgba(248,248,248,0.7);
  line-height: 1.5;
}

.contact-info__value a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.contact-info__socials {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(248,248,248,0.1);
}

.contact-info__socials .contact-info__label {
  display: block;
  margin-bottom: 12px;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(248,248,248,0.5);
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(248,248,248,0.08);
  color: rgba(248,248,248,0.8);
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.social-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.social-link:hover {
  background: var(--color-gold);
  color: var(--color-nero);
  transform: translateY(-2px);
}

.contact-map {
  margin-top: var(--space-2xl);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0,0,0,0.35);
  border: 1px solid rgba(248,248,248,0.08);
}

.contact-map iframe {
  display: block;
  width: 100%;
  filter: grayscale(0.2) contrast(1.05);
}


/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--color-nero-deep);
  padding-top: var(--space-2xl);
}

.footer__top {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr 1fr;
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(200,169,106,0.12);
}

.footer__brand img {
  height: 38px;
  margin-bottom: var(--space-md);
}

.footer__brand p {
  font-size: var(--text-sm);
  color: rgba(248,248,248,0.5);
  line-height: 1.7;
  max-width: 320px;
}

.footer__nav-title,
.footer__contact-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
}

.footer__nav-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__nav-links a {
  font-size: var(--text-sm);
  color: rgba(248,248,248,0.5);
  transition: color var(--transition-fast);
}

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

.footer__contact-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--text-sm);
  color: rgba(248,248,248,0.5);
}

.footer__contact-item svg {
  width: 16px;
  height: 16px;
  stroke: var(--color-gold);
  fill: none;
  stroke-width: 1.5;
  flex-shrink: 0;
  margin-top: 3px;
}

.footer__contact-item a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer__socials {
  display: flex;
  gap: 10px;
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid rgba(248,248,248,0.08);
}

.footer__socials .social-link {
  width: 38px;
  height: 38px;
}

.footer__socials .social-link svg {
  width: 18px;
  height: 18px;
  stroke: none;
  fill: currentColor;
  margin-top: 0;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) 0;
  font-size: var(--text-xs);
  color: rgba(248,248,248,0.35);
  letter-spacing: 0.05em;
}

.footer__bottom a {
  color: var(--color-gold);
  transition: color var(--transition-fast);
}

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


/* ── Mobile CTA ─────────────────────────────────────────────── */
.mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--color-nero);
  padding: 12px var(--gutter);
  z-index: var(--z-mobile);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.3);
}

.mobile-cta .btn {
  width: 100%;
  padding: 14px;
}


/* ── WhatsApp Floating Button ────────────────────────────────── */
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  z-index: var(--z-mobile);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 2px 6px rgba(0,0,0,0.2);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  animation: whatsapp-pulse 2.4s ease-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  background: #1ebe5d;
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.55), 0 3px 8px rgba(0,0,0,0.25);
  animation: none;
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
  fill: #fff;
}

.whatsapp-float__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  background: var(--color-nero);
  color: #fff;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-family: var(--font-body, inherit);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.whatsapp-float__tooltip::after {
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--color-nero);
}

.whatsapp-float:hover .whatsapp-float__tooltip {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

@keyframes whatsapp-pulse {
  0%   { box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0.55); }
  70%  { box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 0 0 18px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 6px 20px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37, 211, 102, 0); }
}

@media (max-width: 768px) {
  .whatsapp-float {
    right: 16px;
    bottom: 80px; /* sopra la mobile-cta */
    width: 54px;
    height: 54px;
  }
  .whatsapp-float svg { width: 28px; height: 28px; }
  .whatsapp-float__tooltip { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .whatsapp-float { animation: none; }
}


/* ── Lightbox ───────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(10,10,10,0.95);
  z-index: var(--z-lightbox);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox__img {
  max-width: 90%;
  max-height: 85vh;
  object-fit: contain;
}

.lightbox__close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-warm-white);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.lightbox__close:hover {
  color: var(--color-gold);
}


/* ── Demo Dialog (Sito Dimostrativo) ────────────────────────── */
.demo-dialog {
  border: none;
  background: none;
  padding: 0;
  max-width: 500px;
  width: calc(100% - 32px);
  margin: auto;
}

.demo-dialog::backdrop {
  background: rgba(10,10,10,0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.demo-dialog__inner {
  background: var(--color-nero);
  border: 1px solid rgba(200,169,106,0.22);
  border-radius: var(--radius-sm);
  padding: 44px 40px 36px;
  text-align: center;
  box-shadow: var(--shadow-xl);
}

.demo-dialog__badge {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  border: 1px solid rgba(200,169,106,0.35);
  padding: 4px 14px;
  margin-bottom: 22px;
}

.demo-dialog__title {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--color-warm-white);
  margin-bottom: 22px;
  line-height: 1.2;
}

.demo-dialog__text {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: rgba(248,248,248,0.6);
  line-height: 1.8;
  margin-bottom: 12px;
  text-align: left;
}

.demo-dialog__text strong {
  color: rgba(248,248,248,0.88);
  font-weight: 600;
}

.demo-dialog__copy {
  font-family: var(--font-body);
  font-size: 0.72rem;
  color: rgba(248,248,248,0.35);
  letter-spacing: 0.08em;
  margin-top: 18px;
  margin-bottom: 0;
}

.demo-dialog__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 22px;
  background: var(--color-gold);
  color: var(--color-nero);
  font-family: var(--font-body);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 14px 40px;
  border: 2px solid var(--color-gold);
  border-radius: 0;
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base);
  width: 100%;
}

.demo-dialog__btn:hover {
  background: transparent;
  color: var(--color-gold);
}


/* ── Cookie Banner ──────────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 150;
  background: var(--color-nero);
  border: 1px solid rgba(200,169,106,0.22);
  border-radius: var(--radius-sm);
  box-shadow: 0 20px 50px rgba(0,0,0,0.45);
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.cookie-banner--visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.cookie-banner__inner {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: 18px 22px;
  max-width: 1200px;
  margin: 0 auto;
}

.cookie-banner__content {
  flex: 1;
  min-width: 0;
}

.cookie-banner__title {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--color-warm-white);
  margin: 0 0 4px;
  font-weight: 600;
}

.cookie-banner__text {
  font-size: 0.8rem;
  color: rgba(248,248,248,0.6);
  line-height: 1.55;
  margin: 0;
}

.cookie-banner__actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-banner__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 0;
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  white-space: nowrap;
}

.cookie-banner__btn--accept {
  background: var(--color-gold);
  color: var(--color-nero);
  border: 2px solid var(--color-gold);
}

.cookie-banner__btn--accept:hover {
  background: transparent;
  color: var(--color-gold);
}

.cookie-banner__btn--ghost {
  background: transparent;
  color: rgba(248,248,248,0.65);
  border: 2px solid rgba(248,248,248,0.2);
}

.cookie-banner__btn--ghost:hover {
  color: var(--color-warm-white);
  border-color: rgba(248,248,248,0.4);
}

@media (max-width: 768px) {
  .cookie-banner__inner {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 16px 18px;
  }
  .cookie-banner__actions {
    justify-content: flex-end;
  }
}


/* ── Scroll Reveal Animations ───────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-smooth), transform 0.7s var(--ease-smooth);
}

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

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }


/* ── Utilities ──────────────────────────────────────────────── */
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

.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;
}


/* ── Responsive ─────────────────────────────────────────────── */

/* Tablet */
@media (max-width: 1024px) {
  .nav__toggle {
    display: flex;
  }

  .nav__menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10,10,10,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base), visibility var(--transition-base);
    z-index: var(--z-nav);
  }

  .nav__menu--open {
    opacity: 1;
    visibility: visible;
  }

  .nav__links {
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
  }

  .nav__link {
    font-size: var(--text-md);
    letter-spacing: 0.15em;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    gap: var(--space-lg);
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
}

/* Small tablet */
@media (max-width: 768px) {
  .mobile-cta {
    display: block;
  }

  .footer {
    padding-bottom: 70px;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .about__image {
    max-height: 400px;
  }

  .about-values {
    grid-template-columns: 1fr 1fr;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .reviews-grid {
    grid-template-columns: 1fr;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    max-width: 320px;
  }

  .footer__top {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer__bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .about-values {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 100svh;
  }

  .section-heading {
    font-size: var(--text-xl);
  }
}

/* Small mobile */
@media (max-width: 480px) {
  .demo-dialog__inner {
    padding: 32px 24px 28px;
  }

  .demo-dialog__title {
    font-size: 1.3rem;
  }

  .hero__label {
    font-size: 0.55rem;
    padding: 5px 14px;
  }

  .service-card {
    padding: var(--space-md);
  }
}


/* ── Print ──────────────────────────────────────────────────── */
@media print {
  .nav,
  .mobile-cta,
  .whatsapp-float,
  .lightbox,
  .demo-dialog,
  .cookie-banner,
  .hero__scroll {
    display: none !important;
  }

  .hero {
    height: auto;
    min-height: 0;
  }

  .section {
    padding: 2rem 0;
  }

  body {
    color: #000;
    background: #fff;
  }
}