/* ==========================================================================
   QUANTUM SALUS — Design System 2026
   Corpo · Frequenza · Presenza
   ========================================================================== */

:root {
  /* Brand Quantum Salus */
  --qs-teal: #148F95;
  --qs-teal-dark: #0E6D72;
  --qs-teal-soft: #E4F1F1;
  --qs-viola: #52326E;
  --qs-viola-soft: #EDE7F2;

  /* Brand OZIUM */
  --oz-sage: #8A9A83;
  --oz-sage-dark: #6E7E68;
  --oz-lilla: #A56AAD;
  --oz-sage-soft: #EEF1EB;

  /* Neutri */
  --sand: #F4F1EB;
  --sand-deep: #EAE5DB;
  --stone: #6E6E6E;
  --anthracite: #2F3133;
  --white: #FFFFFF;
  --ink: #23262A;

  /* Tipografia */
  --font-display: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --font-body: "Jost", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Layout */
  --maxw: 1200px;
  --maxw-narrow: 820px;
  --radius: 4px;
  --radius-lg: 14px;
  --shadow-sm: 0 4px 20px rgba(47, 49, 51, 0.06);
  --shadow-md: 0 18px 50px rgba(47, 49, 51, 0.10);
  --transition: 0.4s cubic-bezier(0.22, 1, 0.36, 1);

  /* Accento attivo (override per pagine OZIUM) */
  --accent: var(--qs-teal);
  --accent-dark: var(--qs-teal-dark);
  --accent-soft: var(--qs-teal-soft);
  --accent-2: var(--qs-viola);
}

/* Tema OZIUM ------------------------------------------------------------- */
body.theme-ozium {
  --accent: var(--oz-sage-dark);
  --accent-dark: #58664F;
  --accent-soft: var(--oz-sage-soft);
  --accent-2: var(--oz-lilla);
}

/* Reset ------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--white);
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-dark); }

/* Tipografia ------------------------------------------------------------- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 500; line-height: 1.12; color: var(--anthracite); margin: 0 0 0.5em; letter-spacing: 0.01em; }
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(2rem, 4vw, 3.1rem); }
h3 { font-size: clamp(1.5rem, 2.4vw, 2rem); }
h4 { font-size: 1.25rem; }
p { margin: 0 0 1.2em; }

.eyebrow {
  font-family: var(--font-body);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.72rem;
  color: var(--accent);
  margin: 0 0 1.2rem;
  display: inline-block;
}
.eyebrow--light { color: rgba(255,255,255,0.85); }

.lead { font-size: 1.2rem; color: var(--stone); font-weight: 300; }
.serif-quote { font-family: var(--font-display); font-size: clamp(1.5rem, 3vw, 2.3rem); font-style: italic; line-height: 1.4; color: var(--accent-2); }

/* Layout helpers --------------------------------------------------------- */
.container { width: 90%; max-width: var(--maxw); margin: 0 auto; }
.narrow { max-width: var(--maxw-narrow); margin-left: auto; margin-right: auto; }
.section { padding: clamp(4rem, 9vw, 8rem) 0; }
.section--sand { background: var(--sand); }
.section--sand-deep { background: var(--sand-deep); }
.section--tint { background: var(--accent-soft); }
.section--dark { background: var(--anthracite); color: rgba(255,255,255,0.82); }
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; } .mt-2 { margin-top: 2rem; } .mt-3 { margin-top: 3rem; }

.section-head { max-width: 720px; margin: 0 auto 3.5rem; text-align: center; }
.section-head.left { margin-left: 0; text-align: left; }
.section-head p { color: var(--stone); font-size: 1.12rem; }

/* Divider ornamentale ---------------------------------------------------- */
.ornament { width: 54px; height: 1px; background: var(--accent); margin: 1.4rem auto; position: relative; }
.ornament::before { content: ""; position: absolute; top: -3px; left: 50%; transform: translateX(-50%); width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); }
.section-head.left .ornament { margin-left: 0; }

/* Buttons ---------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 1rem 2.2rem;
  border-radius: var(--radius);
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  transition: all var(--transition);
}
.btn:hover { background: var(--accent-dark); border-color: var(--accent-dark); color: #fff; transform: translateY(-2px); }
.btn--ghost { background: transparent; color: var(--accent); }
.btn--ghost:hover { background: var(--accent); color: #fff; }
.btn--light { background: #fff; color: var(--anthracite); border-color: #fff; }
.btn--light:hover { background: transparent; color: #fff; border-color: #fff; }
.btn--outline-light { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.btn--outline-light:hover { background: #fff; color: var(--anthracite); }
.btn-row { display: flex; flex-wrap: wrap; gap: 1rem; }
.btn-row.center { justify-content: center; }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
  padding: 1.1rem 0;
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.site-header.scrolled { background: rgba(255,255,255,0.96); box-shadow: var(--shadow-sm); padding: 0.6rem 0; backdrop-filter: blur(8px); }

.brand { text-decoration: none; display: inline-flex; align-items: center; }
.brand-logo { height: 100px; width: auto; display: block; transition: filter var(--transition), height var(--transition); }
.site-header.scrolled .brand-logo { filter: brightness(0) saturate(100%); }

.main-nav { display: flex; align-items: center; gap: 1.7rem; }
.main-nav a {
  font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: #fff; font-weight: 400; position: relative; padding: 0.3rem 0; white-space: nowrap;
}
.site-header.scrolled .main-nav a { color: var(--anthracite); }
.main-nav a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1px; background: var(--accent); transition: width var(--transition); }
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.site-header.scrolled .main-nav a:hover, .main-nav a.active { color: var(--accent); }
.main-nav .btn { color: #fff; font-size: 0.72rem; padding: 0.7rem 1.4rem; }
.site-header.scrolled .main-nav .btn { color: #fff; }

/* Dropdown */
.nav-item { position: relative; }
.nav-item > .submenu {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(10px);
  background: #fff; min-width: 240px; padding: 0.6rem 0; border-radius: var(--radius);
  box-shadow: var(--shadow-md); opacity: 0; visibility: hidden; transition: all var(--transition);
}
.nav-item:hover > .submenu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.submenu a { display: block; color: var(--anthracite) !important; padding: 0.55rem 1.4rem; text-transform: none; letter-spacing: 0.02em; font-size: 0.9rem; }
.submenu a::after { display: none; }
.submenu a:hover { background: var(--accent-soft); color: var(--accent) !important; }

/* Hamburger */
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; width: 34px; height: 26px; position: relative; z-index: 1100; }
.nav-toggle span { position: absolute; left: 0; width: 100%; height: 2px; background: #fff; transition: all var(--transition); }
.site-header.scrolled .nav-toggle span, .nav-open .nav-toggle span { background: var(--anthracite); }
.nav-toggle span:nth-child(1) { top: 4px; }
.nav-toggle span:nth-child(2) { top: 12px; }
.nav-toggle span:nth-child(3) { top: 20px; }
.nav-open .nav-toggle span:nth-child(1) { top: 12px; transform: rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { top: 12px; transform: rotate(-45deg); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  color: #fff; overflow: hidden; padding: 8rem 0 4rem;
}
.hero__bg { position: absolute; inset: 0; z-index: 0; background: linear-gradient(125deg, var(--qs-teal-dark), var(--qs-viola)); }
.theme-ozium .hero__bg { background: linear-gradient(125deg, var(--oz-sage-dark), var(--oz-lilla)); }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; }
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(20,49,55,0.82) 0%, rgba(20,143,149,0.55) 55%, rgba(82,50,110,0.55) 100%);
}
.hero--compact { min-height: 62vh; padding: 10rem 0 5rem; }
.hero__content { position: relative; z-index: 2; max-width: 800px; }
.hero h1 { color: #fff; margin-bottom: 0.4rem; }
.hero .hero__tagline { font-family: var(--font-body); font-weight: 300; letter-spacing: 0.3em; text-transform: uppercase; font-size: 0.9rem; margin-bottom: 1.6rem; color: rgba(255,255,255,0.9); }
.hero p.hero__intro { font-size: 1.22rem; font-weight: 300; max-width: 620px; color: rgba(255,255,255,0.92); }
.hero .btn-row { margin-top: 2.2rem; }
.theme-ozium .hero__bg::after { background: linear-gradient(120deg, rgba(46,54,42,0.82) 0%, rgba(138,154,131,0.5) 55%, rgba(165,106,173,0.5) 100%); }

.scroll-cue { position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%); z-index: 2; color: rgba(255,255,255,0.7); font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; text-align: center; }
.scroll-cue span { display: block; width: 1px; height: 42px; background: rgba(255,255,255,0.5); margin: 0.6rem auto 0; animation: cue 2s ease-in-out infinite; transform-origin: top; }
@keyframes cue { 0%,100% { transform: scaleY(0.4); opacity: 0.4; } 50% { transform: scaleY(1); opacity: 1; } }

/* Page banner (interior hero) */
.page-banner { position: relative; padding: 12rem 0 5rem; color: #fff; text-align: center; overflow: hidden; }
.page-banner--tall { min-height: 640px; }
.page-banner__bg--narrow { display: flex; justify-content: center; }
.page-banner__bg--narrow img { width: 900px; max-width: 100%; height: 100%; }
.page-banner__bg { position: absolute; inset: 0; z-index: 0; background: linear-gradient(125deg, var(--qs-teal-dark), var(--qs-viola)); }
.theme-ozium .page-banner__bg { background: linear-gradient(125deg, var(--oz-sage-dark), var(--oz-lilla)); }
.page-banner__bg img { width: 100%; height: 100%; object-fit: cover; }
.page-banner__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,49,55,0.7), rgba(47,49,51,0.75)); }
.theme-ozium .page-banner__bg::after { background: linear-gradient(180deg, rgba(46,54,42,0.72), rgba(47,49,51,0.75)); }
.page-banner__content { position: relative; z-index: 2; }
.page-banner h1 { color: #fff; margin-bottom: 0.6rem; }
.page-banner p { color: rgba(255,255,255,0.9); max-width: 640px; margin: 0 auto; font-size: 1.15rem; }
.breadcrumb { font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.7); margin-bottom: 1.4rem; }
.breadcrumb a { color: rgba(255,255,255,0.7); }
.breadcrumb a:hover { color: #fff; }

/* ==========================================================================
   COMPONENTS
   ========================================================================== */
/* Two-column split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.split--reverse .split__media { order: 2; }
.split__media { position: relative; background: linear-gradient(150deg, var(--qs-teal), var(--qs-viola)); border-radius: var(--radius-lg); min-height: 300px; }
.theme-ozium .split__media { background: linear-gradient(150deg, var(--oz-sage-dark), var(--oz-lilla)); }
.split__media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.split__media .badge { position: absolute; bottom: -22px; left: -22px; background: var(--accent); color: #fff; padding: 1.2rem 1.6rem; border-radius: var(--radius); box-shadow: var(--shadow-md); }
.split__media .badge strong { font-family: var(--font-display); font-size: 2rem; display: block; line-height: 1; }
.split__media .badge span { font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; }

/* Pillars grid */
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.6rem; }
.pillar {
  background: #fff; border-radius: var(--radius-lg); padding: 2.4rem 1.8rem;
  box-shadow: var(--shadow-sm); border: 1px solid rgba(0,0,0,0.04);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex; flex-direction: column; position: relative; overflow: hidden;
}
.pillar::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 4px; background: var(--pillar-color, var(--accent)); transform: scaleX(0); transform-origin: left; transition: transform var(--transition); }
.pillar:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.pillar:hover::before { transform: scaleX(1); }
.pillar .pillar__icon { width: 54px; height: 54px; margin-bottom: 1.3rem; color: var(--pillar-color, var(--accent)); }
.pillar h3 { font-size: 1.5rem; margin-bottom: 0.2rem; }
.pillar .pillar__sub { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--pillar-color, var(--accent)); margin-bottom: 1rem; font-weight: 400; }
.pillar p { font-size: 0.98rem; color: var(--stone); flex-grow: 1; }
.pillar .pillar__link { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; margin-top: 1.2rem; font-weight: 400; color: var(--pillar-color, var(--accent)); }
.pillar .pillar__link::after { content: " →"; }

.pillar[data-c="ozium"] { --pillar-color: var(--oz-sage-dark); }
.pillar[data-c="bio"] { --pillar-color: var(--qs-teal); }
.pillar[data-c="foto"] { --pillar-color: var(--qs-viola); }
.pillar[data-c="iono"] { --pillar-color: var(--oz-lilla); }
.pillar[data-c="significato"] { --pillar-color: var(--oz-lilla); }

/* Feature cards (generic) */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.6rem; }
.card { background: #fff; border-radius: var(--radius-lg); padding: 2.2rem; box-shadow: var(--shadow-sm); border: 1px solid rgba(0,0,0,0.04); }
.card h3 { font-size: 1.4rem; }
.card h4 { color: var(--accent); font-family: var(--font-body); font-weight: 500; letter-spacing: 0.06em; }
.card p { color: var(--stone); font-size: 0.98rem; margin-bottom: 0; }
.card .num { font-family: var(--font-display); font-size: 2.6rem; color: var(--accent); line-height: 1; display: block; margin-bottom: 0.4rem; }

/* Team grid */
.team { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.8rem; }
.member { text-align: center; }
.member__avatar {
  width: 100%; aspect-ratio: 3/3.4; border-radius: var(--radius-lg); overflow: hidden;
  display: flex; align-items: center; justify-content: center; margin-bottom: 1.2rem; position: relative;
  background: linear-gradient(150deg, var(--m-a, var(--qs-teal)), var(--m-b, var(--qs-viola)));
  box-shadow: var(--shadow-sm);
}
.member__avatar img { width: 100%; height: 100%; object-fit: cover; }
.member__avatar .monogram { font-family: var(--font-display); font-size: 3.4rem; color: rgba(255,255,255,0.92); font-weight: 500; }
.member h4 { font-family: var(--font-display); font-size: 1.35rem; margin-bottom: 0.2rem; }
.member .role { font-size: 0.76rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--stone); line-height: 1.5; }

/* Step flow (biorisonanza) */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; counter-reset: step; }
.flow__step { background: #fff; border-radius: var(--radius-lg); padding: 2rem 1.6rem; box-shadow: var(--shadow-sm); position: relative; border: 1px solid rgba(0,0,0,0.04); }
.flow__step .step-n { width: 42px; height: 42px; border-radius: 50%; background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-size: 1.3rem; margin-bottom: 1rem; }
.flow__step h4 { font-size: 1.15rem; margin-bottom: 0.4rem; }
.flow__step .who { font-size: 0.8rem; color: var(--accent-2); letter-spacing: 0.04em; margin-bottom: 0.6rem; font-weight: 400; }
.flow__step p { font-size: 0.9rem; color: var(--stone); margin: 0; }
.flow__step:not(:last-child)::after { content: "→"; position: absolute; right: -0.85rem; top: 50%; transform: translateY(-50%); color: var(--accent); font-size: 1.2rem; z-index: 2; }

/* Highlight box */
.highlight-box { background: var(--accent); color: #fff; border-radius: var(--radius-lg); padding: clamp(2rem, 4vw, 3rem); text-align: center; }
.highlight-box h3 { color: #fff; }
.highlight-box p { color: rgba(255,255,255,0.9); margin-bottom: 0; }

/* Checklist */
.checklist { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.9rem; }
.checklist li { position: relative; padding-left: 2rem; color: var(--ink); }
.checklist li::before { content: ""; position: absolute; left: 0; top: 0.55em; width: 9px; height: 9px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--accent-soft); }

/* FAQ (native details) */
.faq { max-width: 800px; margin: 0 auto; }
.faq details { border-bottom: 1px solid var(--sand-deep); padding: 0.4rem 0; }
.faq summary { cursor: pointer; list-style: none; padding: 1.1rem 2rem 1.1rem 0; font-family: var(--font-display); font-size: 1.3rem; color: var(--anthracite); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); color: var(--accent); font-size: 1.6rem; transition: transform var(--transition); }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--stone); padding-bottom: 1rem; margin: 0; }

/* Pillars of method (numbered) */
.method-list { display: grid; gap: 1.4rem; }
.method-item { display: grid; grid-template-columns: auto 1fr; gap: 1.6rem; align-items: start; background: #fff; border-radius: var(--radius-lg); padding: 2rem; box-shadow: var(--shadow-sm); border: 1px solid rgba(0,0,0,0.04); }
.method-item .m-num { font-family: var(--font-display); font-size: 3rem; color: var(--accent); line-height: 0.9; }
.method-item h3 { margin-bottom: 0.3rem; }
.method-item p { margin: 0; color: var(--stone); }
.method-item .m-label { font-size: 0.74rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent-2); }

/* Prose (bio / long text) */
.prose { max-width: var(--maxw-narrow); margin: 0 auto; }
.prose h2 { margin-top: 2.4rem; }
.prose h3 { color: var(--accent); font-size: 1.5rem; margin-top: 2rem; }
.prose blockquote { border-left: 3px solid var(--accent); padding: 0.4rem 0 0.4rem 1.6rem; margin: 2rem 0; font-family: var(--font-display); font-style: italic; font-size: 1.5rem; color: var(--accent-2); line-height: 1.4; }
.prose .signature { font-family: var(--font-display); font-size: 1.4rem; color: var(--anthracite); }

/* Timeline (experience) */
.timeline { position: relative; max-width: 760px; margin: 0 auto; padding-left: 2rem; }
.timeline::before { content: ""; position: absolute; left: 0; top: 6px; bottom: 6px; width: 2px; background: var(--sand-deep); }
.timeline__item { position: relative; padding: 0 0 1.6rem 1.6rem; }
.timeline__item::before { content: ""; position: absolute; left: -0.42rem; top: 0.4rem; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); border: 3px solid #fff; }
.timeline__item .yr { font-family: var(--font-display); font-size: 1.3rem; color: var(--accent); }
.timeline__item p { margin: 0; color: var(--stone); }
.cta-band--events .timeline { text-align: left; margin-top: 2rem; background: rgba(10,10,15,0.45); border-radius: var(--radius-lg); padding-top: 2rem; padding-right: 2rem; padding-bottom: 0.4rem; box-shadow: 0 8px 30px rgba(0,0,0,0.2); }
.cta-band--events .timeline::before { background: rgba(255,255,255,0.35); }
.cta-band--events .timeline__item::before { background: #fff; border-color: var(--accent); }
.cta-band--events .timeline__item .yr { color: #fff; }
.cta-band--events .timeline__item p { color: rgba(255,255,255,0.85); }
.cta-band--events .timeline__item p strong { color: #fff; }

/* CTA band */
.cta-band { position: relative; text-align: center; color: #fff; padding: clamp(4rem, 8vw, 7rem) 0; overflow: hidden; }
.cta-band__bg { position: absolute; inset: 0; z-index: 0; background: linear-gradient(125deg, var(--qs-teal), var(--qs-viola)); }
.cta-band__bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-band__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(20,143,149,0.9), rgba(82,50,110,0.9)); }
.theme-ozium .cta-band__bg::after { background: linear-gradient(120deg, rgba(110,126,104,0.92), rgba(165,106,173,0.9)); }
.cta-band__content { position: relative; z-index: 2; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,0.92); max-width: 560px; margin: 0 auto 2rem; }
.cta-band p a { color: #fff; text-decoration: underline; }

/* Info / contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; }
.contact-info { display: grid; gap: 1.6rem; }
.contact-info .row { display: flex; gap: 1rem; align-items: flex-start; }
.contact-info .row .ic { flex: 0 0 44px; height: 44px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); display: flex; align-items: center; justify-content: center; }
.contact-info .row strong { display: block; font-family: var(--font-display); font-size: 1.2rem; color: var(--anthracite); }
.contact-info .row a, .contact-info .row span { color: var(--stone); }

/* Form */
.form { display: grid; gap: 1.1rem; background: #fff; padding: 2.4rem; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid rgba(0,0,0,0.04); }
.form label { font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--stone); margin-bottom: 0.3rem; display: block; }
.form input, .form textarea, .form select {
  width: 100%; padding: 0.9rem 1rem; border: 1px solid var(--sand-deep); border-radius: var(--radius);
  font-family: var(--font-body); font-size: 1rem; background: var(--sand); color: var(--ink); transition: border var(--transition);
}
.form input:focus, .form textarea:focus, .form select:focus { outline: none; border-color: var(--accent); background: #fff; }
.form .check { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.85rem; color: var(--stone); text-transform: none; letter-spacing: 0; }
.form .check input { width: auto; margin-top: 0.3rem; }
.form-note { font-size: 0.8rem; color: var(--stone); }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.gallery img, .gallery video { width: 100%; min-width: 0; aspect-ratio: 1/1; object-fit: cover; border-radius: var(--radius); box-shadow: var(--shadow-sm); transition: transform var(--transition); }
.gallery img { cursor: zoom-in; }
.gallery img:hover { transform: scale(1.03); }

/* Lightbox (ingrandimento foto al click) */
body.lightbox-open { overflow: hidden; }
.lightbox {
  position: fixed; inset: 0; z-index: 2000; display: flex; align-items: center; justify-content: center;
  background: rgba(20,20,20,0.92); padding: 3rem 1.5rem;
  opacity: 0; visibility: hidden; transition: opacity var(--transition);
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox__img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); box-shadow: var(--shadow-md); }
.lightbox__close {
  position: absolute; top: 1.2rem; right: 1.5rem; background: none; border: 0; color: #fff;
  font-size: 2.6rem; line-height: 1; cursor: pointer; padding: 0.4rem;
}

/* Quote feature */
.quote-feature { text-align: center; max-width: 900px; margin: 0 auto; }
.quote-feature .mark { font-family: var(--font-display); font-size: 4rem; color: var(--accent); line-height: 0.5; }
.quote-feature cite { display: block; margin-top: 1.4rem; font-style: normal; font-size: 0.8rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--stone); }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.chip { background: var(--accent-soft); color: var(--accent-dark); padding: 0.4rem 1rem; border-radius: 100px; font-size: 0.82rem; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer { background: var(--anthracite); color: rgba(255,255,255,0.7); padding: 4.5rem 0 2rem; }
.site-footer .f-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2.5rem; }
.f-brand-logo { height: 52px; width: auto; display: block; margin-bottom: 1.2rem; }
.site-footer h5 { font-family: var(--font-body); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; font-size: 0.78rem; color: #fff; margin: 0 0 1.2rem; }
.site-footer a { color: rgba(255,255,255,0.7); }
.site-footer a:hover { color: var(--qs-teal); }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.6rem; font-size: 0.92rem; }
.site-footer .f-contact div { margin-bottom: 0.7rem; font-size: 0.92rem; }
.site-footer .socials { display: flex; gap: 0.8rem; margin-top: 1rem; }
.site-footer .socials a { width: 38px; height: 38px; border: 1px solid rgba(255,255,255,0.2); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: all var(--transition); }
.site-footer .socials a:hover { background: var(--qs-teal); border-color: var(--qs-teal); color: #fff; }
.site-footer .f-tagline { font-family: var(--font-display); font-size: 1.3rem; color: #fff; font-style: italic; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); margin-top: 3rem; padding-top: 1.6rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; font-size: 0.8rem; color: rgba(255,255,255,0.5); }

/* ==========================================================================
   REVEAL ANIMATION
   ========================================================================== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.22,1,0.36,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.1s; } .reveal.d2 { transition-delay: 0.2s; } .reveal.d3 { transition-delay: 0.3s; } .reveal.d4 { transition-delay: 0.4s; }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
  .pillars, .team, .flow { grid-template-columns: repeat(2, 1fr); }
  .flow__step:nth-child(2)::after { display: none; }
}
@media (max-width: 880px) {
  .main-nav {
    position: fixed; inset: 0 0 0 auto; width: min(82vw, 360px); background: #fff;
    flex-direction: column; align-items: flex-start; justify-content: flex-start;
    padding: 6rem 2rem 2rem; gap: 0.3rem; transform: translateX(100%); transition: transform var(--transition);
    box-shadow: -10px 0 40px rgba(0,0,0,0.12); overflow-y: auto;
  }
  .nav-open .main-nav { transform: translateX(0); }
  .main-nav a { color: var(--anthracite); width: 100%; padding: 0.7rem 0; border-bottom: 1px solid var(--sand); }
  .main-nav a::after { display: none; }
  .nav-item { width: 100%; }
  .nav-item > .submenu { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; min-width: 0; padding: 0 0 0.4rem 1rem; display: none; }
  .nav-item.open > .submenu { display: block; }
  .submenu a { padding: 0.5rem 0; }
  .main-nav .btn { margin-top: 1rem; text-align: center; }
  .nav-toggle { display: block; }
  .nav-has-children > a::after { content: " ▾"; font-size: 0.7em; }
  .brand-logo { height: 64px; }
}
@media (max-width: 720px) {
  body { font-size: 16px; }
  .split { grid-template-columns: 1fr; }
  .split--reverse .split__media { order: 0; }
  .pillars, .team, .flow, .contact-grid, .gallery { grid-template-columns: 1fr; }
  .flow__step::after { display: none !important; }
  .site-footer .f-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .method-item { grid-template-columns: 1fr; }
  .split__media .badge { left: 12px; bottom: 12px; }
}