/* Sfera3Lab · Progettazione, ambiente e territorio */

:root {
  --paper: #F5F2EA;
  --paper-2: #EDE8DC;
  --paper-3: #E2DBC9;
  --ink: #1D231F;
  --ink-2: #444C46;
  --ink-3: #636A63;
  --rule: #D3CBB8;

  /* dai colori del logo */
  --earth: #6B4A38;   /* montagna */
  --meadow: #2F6A33;  /* collina */
  --water: #3F6377;   /* acqua */
  --ochre: #B07A1E;   /* campi, luce */
  --ochre-ink: #8A5E12;
  --teal: #2B6F78;    /* torrenti */
  --spectrum: linear-gradient(90deg, var(--water), var(--teal) 30%, var(--meadow) 55%, var(--ochre) 78%, var(--earth));

  --night: #18201B;
  --night-2: #212A24;
  --night-rule: #34403A;
  --on-night: #ECE8DE;
  --on-night-2: #A9B1A7;

  --f-sans: "Jost", "Futura", "Century Gothic", system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 48px);
  --header-h: 76px;
  --ease: cubic-bezier(.2, .7, .2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 8px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-sans);
  font-size: 17px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 300; letter-spacing: -0.015em; line-height: 1.05; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
address { font-style: normal; }
button { font: inherit; color: inherit; }

::selection { background: var(--meadow); color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--water);
  outline-offset: 3px;
  border-radius: 2px;
}

.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;
}

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: var(--ink); color: var(--paper); padding: 10px 16px;
  text-decoration: none; transition: top .2s;
}
.skip:focus { top: 12px; }

.wrap {
  width: 100%;
  max-width: calc(var(--wrap) + var(--gutter) * 2);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.kicker,
.sec-num,
.legend-title,
.legend-coord,
.person-disc,
.person-reg,
.xsec-title,
.xsec-controls button,
.xsec-cap-title,
.area-num,
.phase-n,
.tools-title,
.tools-grid dt,
.pillar-n,
.footer-meta {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 400;
}

/* ---------- Header ---------- */

.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: var(--header-h);
  transition: background .35s var(--ease), box-shadow .35s var(--ease), height .35s var(--ease);
}
.site-header.is-scrolled {
  --header-h: 64px;
  background: rgba(245, 242, 234, .88);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  backdrop-filter: saturate(140%) blur(10px);
  box-shadow: 0 1px 0 var(--rule);
}

.header-inner {
  height: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}

.brand img { height: 46px; width: auto; transition: height .35s var(--ease); }
.is-scrolled .brand img { height: 40px; }

.nav { display: flex; align-items: center; gap: clamp(16px, 2.4vw, 36px); }
.nav a {
  text-decoration: none; font-size: 15px; color: var(--ink-2);
  position: relative; padding: 6px 0;
  transition: color .2s;
}
.nav a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease);
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after, .nav a[aria-current]::after { transform: scaleX(1); }
.nav a[aria-current] { color: var(--ink); }

.nav .nav-cta {
  border: 1px solid var(--ink); border-radius: 999px;
  padding: 8px 18px; color: var(--ink);
  transition: background .2s, color .2s;
}
.nav .nav-cta:hover { background: var(--ink); color: var(--paper); }

.nav-toggle {
  display: none; width: 44px; height: 44px; border: 0; background: none;
  cursor: pointer; border-radius: 50%; position: relative;
}
.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  position: absolute; left: 11px; width: 22px; height: 1.5px; background: var(--ink);
  transition: transform .3s var(--ease), opacity .2s;
}
.nav-toggle-bars { top: 21px; }
.nav-toggle-bars::before { content: ""; left: 0; top: -7px; }
.nav-toggle-bars::after { content: ""; left: 0; top: 7px; }
.nav-open .nav-toggle-bars { background: transparent; }
.nav-open .nav-toggle-bars::before { transform: translateY(7px) rotate(45deg); }
.nav-open .nav-toggle-bars::after { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex; align-items: center; gap: 12px;
  min-height: 50px; padding: 0 26px; border-radius: 999px;
  text-decoration: none; font-size: 16px; font-weight: 400; letter-spacing: .01em;
  transition: background .25s, color .25s, border-color .25s, transform .25s var(--ease);
}
.btn span { transition: transform .3s var(--ease); }
.btn:hover span { transform: translateX(4px); }
.btn-primary { background: var(--meadow); color: #fff; box-shadow: 0 10px 24px -14px rgba(47, 106, 51, .8); }
.btn-primary:hover { background: var(--ink); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost { border: 1px solid var(--rule); color: var(--ink); }
.btn-ghost:hover { border-color: var(--ink); }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: max(640px, 100svh);
  display: flex; align-items: center;
  padding: calc(var(--header-h) + 48px) 0 120px;
  overflow: hidden;
  isolation: isolate;
}

.hero-map {
  position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1;
  -webkit-mask-image: linear-gradient(100deg, rgba(0,0,0,.18) 0%, rgba(0,0,0,.3) 32%, #000 62%);
  mask-image: linear-gradient(100deg, rgba(0,0,0,.18) 0%, rgba(0,0,0,.3) 32%, #000 62%);
}

.hero-inner { position: relative; }

.hero-kicker { color: var(--earth); margin-bottom: 28px; }

.hero-title {
  font-size: clamp(2.9rem, 8.2vw, 7.4rem);
  line-height: .98;
  letter-spacing: -0.035em;
  max-width: 11ch;
}
.hero-title .line { display: block; overflow: hidden; padding-bottom: .06em; }
.hero-title .line > span { display: inline-block; }
.hero-title em { font-style: normal; color: var(--meadow); }

.hero-lead {
  margin-top: 32px;
  max-width: 34rem;
  font-size: clamp(1.05rem, 1.35vw, 1.2rem);
  color: var(--ink-2);
}

.hero-actions { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 12px; }

.map-legend {
  position: absolute; right: var(--gutter); bottom: 36px;
  width: 210px;
  padding: 16px 18px;
  background: rgba(245, 242, 234, .82);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  border: 1px solid var(--rule);
  font-size: 13px;
}
.legend-title { color: var(--ink-3); margin-bottom: 10px; font-size: 11px; }
.map-legend ul { display: grid; gap: 6px; }
.map-legend li { display: flex; align-items: center; gap: 10px; color: var(--ink-2); }
.sw { width: 22px; height: 2px; display: inline-block; }
.sw-ing { background: var(--water); }
.sw-geo { background: var(--earth); }
.sw-agr { background: var(--meadow); }
.sw-hyp { height: 8px; border-radius: 2px; background: linear-gradient(90deg, #cfe0e4, #d9e6c9, #ece2b8, #e6c9a6); }
.legend-coord {
  margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--rule);
  color: var(--ink-3); font-size: 11px; line-height: 1.7; letter-spacing: .08em;
}

/* hero entrance */
.js .hero-kicker,
.js .hero-lead,
.js .hero-actions,
.js .map-legend { opacity: 0; animation: rise .9s var(--ease) forwards; }
.js .hero-title .line > span { transform: translateY(105%); animation: line-up 1.1s var(--ease) forwards; }
.js .hero-kicker { animation-delay: .1s; }
.js .hero-title .line:nth-child(1) > span { animation-delay: .2s; }
.js .hero-title .line:nth-child(2) > span { animation-delay: .34s; }
.js .hero-lead { animation-delay: .6s; }
.js .hero-actions { animation-delay: .72s; }
.js .map-legend { animation-delay: 1s; }
.js .hero-map { opacity: 0; animation: fade 1.8s ease forwards .1s; }

@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes line-up { to { transform: none; } }
@keyframes fade { to { opacity: 1; } }

/* ---------- Sections ---------- */

.section { position: relative; padding: clamp(88px, 12vw, 160px) 0; }
.section-alt { background: var(--paper-2); }

.sec-head { max-width: 46rem; margin-bottom: clamp(48px, 6vw, 80px); }
.sec-head-split {
  max-width: none;
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 32px 64px; align-items: end;
}

.sec-num {
  display: flex; align-items: center; gap: 14px;
  color: var(--ink-3); margin-bottom: 24px;
}
.sec-num span {
  display: inline-grid; place-items: center;
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid currentColor; letter-spacing: 0; color: var(--earth);
}

.sec-head h2,
.contact-head h2 {
  font-size: clamp(2.1rem, 4.6vw, 3.9rem);
  letter-spacing: -0.03em;
}

.sec-intro {
  margin-top: 24px;
  font-size: clamp(1.02rem, 1.25vw, 1.15rem);
  color: var(--ink-2);
  max-width: 38rem;
}
.sec-head-split .sec-intro { margin-top: 0; }

/* reveal */
.js [data-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  transition-delay: calc(var(--d, 0) * 110ms);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- Team ---------- */

[data-person="ing"], [data-set="ing"] { --c: var(--water); }
[data-person="geo"], [data-set="geo"] { --c: var(--earth); }
[data-person="agr"], [data-set="agr"] { --c: var(--meadow); }

.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--c, var(--ink)); display: inline-block; flex: none; }

.team {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--rule);
}

.person {
  position: relative;
  padding: 32px 32px 36px 0;
  outline-offset: -2px;
  cursor: default;
}
.person + .person { padding-left: 32px; border-left: 1px solid var(--rule); }
.person::before {
  content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 2px;
  background: var(--c); transform: scaleX(0); transform-origin: left;
  transition: transform .5s var(--ease);
}
.person:hover::before, .person:focus-visible::before, .person.is-active::before { transform: scaleX(1); }

.person-disc { display: flex; align-items: center; gap: 10px; color: var(--c); margin-bottom: 20px; }
.person h3 { font-size: clamp(1.6rem, 2.4vw, 2.1rem); letter-spacing: -0.02em; }
.person h3 small {
  display: block; font-size: 15px; letter-spacing: .02em; color: var(--ink-3);
  margin-bottom: 6px; font-weight: 400;
}
.person-role { margin-top: 14px; color: var(--ink-2); }
.person-reg {
  margin-top: 18px; color: var(--ink-3);
  font-size: 11px; letter-spacing: .06em; line-height: 1.6; text-transform: none;
}

/* ---------- Cross-section ---------- */

.xsec {
  margin: clamp(56px, 7vw, 88px) 0 0;
  border: 1px solid var(--rule);
  background:
    linear-gradient(var(--paper), var(--paper)) padding-box;
}

.xsec-bar {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 12px 24px; padding: 16px 20px; border-bottom: 1px solid var(--rule);
}
.xsec-title { color: var(--ink-3); }

.xsec-controls { display: flex; flex-wrap: wrap; gap: 6px; }
.xsec-controls button {
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 36px; padding: 0 14px; border-radius: 999px;
  border: 1px solid var(--rule); background: transparent; color: var(--ink-2);
  cursor: pointer; font-size: 11px;
  transition: background .2s, color .2s, border-color .2s;
}
.xsec-controls button:hover { border-color: var(--ink); color: var(--ink); }
.xsec-controls button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.xsec-controls button[aria-pressed="true"] .dot { box-shadow: 0 0 0 1.5px var(--paper); }

.xsec-svg { width: 100%; height: auto; padding: 8px 4px 0; }

.xs-ground { fill: var(--paper-2); stroke: var(--ink); stroke-width: 1.4; stroke-linejoin: round; }
.xs-hatch-line { stroke: var(--earth); stroke-width: .8; opacity: .5; }
.xs-ln { fill: none; stroke-width: 1.3; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.xs-thin { stroke-width: .8; opacity: .7; }
.xs-strong { stroke-width: 2; }
.xs-dash { stroke-dasharray: 6 5; }
.xs-dot { stroke-dasharray: 1 6; stroke-width: 2; }
.xs-water-fill { fill: color-mix(in srgb, var(--water) 22%, var(--paper)); }
.xs-wave { fill: none; stroke: var(--water); stroke-width: 1.5; stroke-linecap: round; }
.xs-water-ln { stroke: var(--water) !important; stroke-dasharray: 8 6; }

.g-geo .xs-ln { stroke: var(--earth); }
.g-geo .xs-rock { fill: var(--paper-2); }
.g-agr .xs-ln { stroke: var(--meadow); }
.g-agr .xs-leaf { fill: color-mix(in srgb, var(--meadow) 35%, transparent); }
.g-agr .xs-soil { stroke-dasharray: 2 6; stroke-width: 1.6; }
.g-agr .xs-meadow { stroke-width: 3.2; }
.g-ing .xs-ln { stroke: var(--water); }
.g-ing .xs-strong { stroke: var(--water); }
.xs-neutral .xs-ln { stroke: var(--ink-3); }
.xs-scan { stroke-dasharray: 2 5; opacity: .45; }
.xs-text, .xs-labels text {
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .04em; fill: var(--ink);
  paint-order: stroke; stroke: var(--paper-2); stroke-width: 5px; stroke-linejoin: round;
}
.xs-text { stroke: var(--paper); fill: var(--ink-2); }

[data-group] { transition: opacity .45s var(--ease); }
.xsec:not([data-focus="all"]) [data-group] { opacity: .14; }
.xsec[data-focus="ing"] [data-group="ing"],
.xsec[data-focus="geo"] [data-group="geo"],
.xsec[data-focus="agr"] [data-group="agr"] { opacity: 1; }

.xs-labels [data-label] { opacity: 0; transition: opacity .35s var(--ease); pointer-events: none; }
.xsec[data-focus="ing"] [data-label="ing"],
.xsec[data-focus="geo"] [data-label="geo"],
.xsec[data-focus="agr"] [data-label="agr"] { opacity: 1; transition-delay: .12s; }
.xs-labels path { fill: none; stroke: var(--ink-3); stroke-width: 1; vector-effect: non-scaling-stroke; }
.xs-labels circle { fill: var(--ink); }

.xsec-caption {
  display: grid; grid-template-columns: minmax(180px, 280px) 1fr; gap: 8px 32px;
  padding: 20px; border-top: 1px solid var(--rule);
}
.xsec-cap-title { color: var(--fc, var(--ink)); display: flex; align-items: center; gap: 10px; }
.xsec-cap-text { color: var(--ink-2); max-width: 48rem; }
.xsec[data-focus="ing"] { --fc: var(--water); }
.xsec[data-focus="geo"] { --fc: var(--earth); }
.xsec[data-focus="agr"] { --fc: var(--meadow); }

/* ---------- Ambiti ---------- */

.areas { border-top: 1px solid var(--ink); counter-reset: area; }

.area {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 24px 48px;
  padding: 40px 0 44px;
  border-bottom: 1px solid var(--rule);
  transition: background .4s var(--ease);
}

.area-head {
  display: grid; grid-template-columns: 52px 40px 1fr; gap: 0 14px; align-items: start;
}
.area-num { color: var(--earth); padding-top: 8px; }
.area-icon {
  width: 34px; height: 34px; fill: none; stroke: var(--ink); stroke-width: 1.3;
  stroke-linecap: round; stroke-linejoin: round;
  transition: stroke .3s, transform .5s var(--ease);
}
.area:hover .area-icon { stroke: var(--meadow); transform: translateY(-2px); }
.area h3 { font-size: clamp(1.45rem, 2.2vw, 1.95rem); letter-spacing: -0.02em; line-height: 1.15; }

.area-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 36px; padding-top: 6px; }
.area-list li {
  position: relative; padding-left: 22px; color: var(--ink-2); font-size: 16px; line-height: 1.5;
}
.area-list li::before {
  content: ""; position: absolute; left: 0; top: .5em;
  width: 9px; height: 9px; border-radius: 50%; border: 1.3px solid var(--earth);
}

/* ---------- Fasi ---------- */

.profile { position: relative; }
.profile-svg { width: 100%; height: 150px; }
.profile-fill { fill: color-mix(in srgb, var(--earth) 9%, transparent); }
.profile-line { fill: none; stroke: var(--earth); stroke-width: 1.6; vector-effect: non-scaling-stroke; }
.js .profile-line,
.js .profile-fill { clip-path: inset(-10px 100% -10px 0); transition: clip-path 2.4s cubic-bezier(.4, .1, .2, 1) .2s; }
.js .profile.is-in .profile-line,
.js .profile.is-in .profile-fill { clip-path: inset(-10px 0 -10px 0); }
.profile-sec { stroke: var(--ink-3); stroke-width: 1; stroke-dasharray: 3 5; vector-effect: non-scaling-stroke; opacity: .6; }

.phases { display: grid; grid-template-columns: repeat(5, 1fr); margin-top: 20px; }
.phases li { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 14px; padding: 0 8px; }
.phase-n {
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  background: var(--paper); border: 1px solid var(--ink); letter-spacing: 0;
  margin-top: -40px; position: relative;
}
.phase-t { font-size: clamp(1.05rem, 1.5vw, 1.3rem); font-weight: 300; line-height: 1.25; }

.clients {
  margin-top: clamp(64px, 8vw, 104px);
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border-top: 1px solid var(--rule);
}
.client { padding: 32px 40px 0 0; }
.client + .client { padding-left: 40px; border-left: 1px solid var(--rule); }
.client .kicker { color: var(--earth); margin-bottom: 14px; }
.client p:not(.kicker) { font-size: clamp(1.1rem, 1.5vw, 1.3rem); font-weight: 300; line-height: 1.5; }
.client strong { font-weight: 500; }

/* ---------- Forza ---------- */

.forza { display: grid; grid-template-columns: 5fr 7fr; gap: 48px 80px; }
.forza .sec-head { margin-bottom: 0; }
.forza-body { display: grid; gap: 28px; padding-top: 6px; }
.lead-serif { font-size: clamp(1.3rem, 2vw, 1.7rem); font-weight: 300; line-height: 1.45; letter-spacing: -0.01em; }
.forza-body p:not(.lead-serif) { color: var(--ink-2); }
.partners { display: flex; flex-wrap: wrap; gap: 8px; }
.partners li {
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase;
  padding: 8px 14px; border: 1px solid var(--rule); border-radius: 999px; color: var(--ink-2);
}

/* ---------- Metodo (dark) ---------- */

.section-dark { background: var(--night); color: var(--on-night); overflow: hidden; isolation: isolate; }
.dark-map {
  position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,.5) 60%, rgba(0,0,0,.15) 100%);
  mask-image: linear-gradient(180deg, #000 0%, rgba(0,0,0,.5) 60%, rgba(0,0,0,.15) 100%);
}
.section-dark .sec-num { color: var(--on-night-2); }
.section-dark .sec-num span { color: #C9A58F; }
.section-dark .sec-intro { color: var(--on-night-2); }

.pillars {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--night-rule);
}
.pillar { padding: 32px 32px 40px 0; }
.pillar + .pillar { padding-left: 32px; border-left: 1px solid var(--night-rule); }
.pillar-n { color: #8FBF8F; display: block; margin-bottom: 18px; }
.pillar h3 { font-size: clamp(1.6rem, 2.4vw, 2.1rem); margin-bottom: 14px; }
.pillar p { color: var(--on-night-2); }

.tools {
  margin-top: clamp(56px, 7vw, 88px);
  border: 1px solid var(--night-rule);
  background: rgba(24, 32, 27, .7);
}
.tools-title { padding: 16px 20px; border-bottom: 1px solid var(--night-rule); color: var(--on-night-2); }
.tools-grid { margin: 0; display: grid; grid-template-columns: 1fr 1fr; }
.tools-grid > div {
  display: grid; grid-template-columns: minmax(0, 15rem) 1fr; gap: 8px 24px;
  padding: 18px 20px; border-bottom: 1px solid var(--night-rule);
}
.tools-grid > div:nth-child(odd) { border-right: 1px solid var(--night-rule); }
.tools-grid > div:last-child { border-bottom: 0; }
.tools-grid dt { color: #C9A58F; font-size: 11px; line-height: 1.7; }
.tools-grid dd { margin: 0; color: var(--on-night); font-size: 16px; }

/* ---------- Valori ---------- */

.values {
  display: flex; flex-wrap: wrap; align-items: baseline;
  gap: 0 .2em;
  font-size: clamp(2.2rem, 6.4vw, 5.6rem);
  font-weight: 300; line-height: 1.12; letter-spacing: -0.035em;
}
.values li { display: inline-flex; align-items: baseline; transition: color .3s; }
.values li:not(:last-child)::after {
  content: ""; width: .18em; height: .18em; border-radius: 50%;
  border: 1.5px solid var(--earth); margin: 0 .25em 0 .3em; transform: translateY(-.32em);
}
.values li:nth-child(3n+1):hover { color: var(--water); }
.values li:nth-child(3n+2):hover { color: var(--earth); }
.values li:nth-child(3n):hover { color: var(--meadow); }

.promise {
  margin-top: clamp(64px, 8vw, 104px);
  display: grid; grid-template-columns: 5fr 7fr; gap: 32px 80px; align-items: start;
}
.promise-intro { font-size: clamp(1.1rem, 1.5vw, 1.3rem); color: var(--ink-2); font-weight: 300; line-height: 1.5; }
.promise-items { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.promise-items > div { padding: 18px 16px 0 0; }
.promise-items .kicker { color: var(--earth); }
.promise-items p { margin-top: 10px; font-size: clamp(1.3rem, 2vw, 1.75rem); font-weight: 300; letter-spacing: -0.02em; }

/* ---------- Contatti ---------- */

.contact { background: var(--paper-2); }
.contact-head { max-width: 48rem; margin-bottom: clamp(48px, 6vw, 72px); }
.contact-head h2 { font-size: clamp(2.6rem, 7vw, 6rem); letter-spacing: -0.035em; }
.contact-head .btn { margin-top: 36px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  position: relative;
  background: var(--paper); border: 1px solid var(--rule);
  padding: 28px 28px 30px;
  transition: border-color .3s, transform .4s var(--ease), box-shadow .4s var(--ease);
}
.card::before {
  content: ""; position: absolute; left: -1px; right: -1px; top: -1px; height: 3px; background: var(--c);
}
.card:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -24px rgba(29, 35, 31, .35); }
.card .person-disc { margin-bottom: 18px; }
.card-name { font-size: 1.45rem; font-weight: 300; letter-spacing: -0.015em; line-height: 1.2; }
.card-addr { margin-top: 14px; color: var(--ink-3); font-size: 15px; }
.card-links { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--rule); display: grid; gap: 6px; }
.card-links a {
  text-decoration: none; font-size: 15px; color: var(--ink);
  overflow-wrap: anywhere;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size .35s var(--ease), color .2s;
  justify-self: start;
}
.card-links a:hover { color: var(--c); background-size: 100% 1px; }

/* ---------- Footer ---------- */

.site-footer { border-top: 1px solid var(--rule); padding: 48px 0 40px; background: var(--paper); }
.footer-inner { display: grid; grid-template-columns: auto 1fr; gap: 28px 48px; align-items: center; }
.footer-logo { height: 52px; width: auto; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 28px; justify-content: flex-end; }
.footer-nav a { text-decoration: none; color: var(--ink-2); font-size: 15px; }
.footer-nav a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.footer-meta {
  grid-column: 1 / -1; padding-top: 24px; border-top: 1px solid var(--rule);
  color: var(--ink-3); font-size: 11px; letter-spacing: .06em; line-height: 1.8;
}

/* ---------- Responsive ---------- */

@media (max-width: 1080px) {
  .area { grid-template-columns: 1fr; }
  .area-list { padding-left: 106px; }
  .tools-grid { grid-template-columns: 1fr; }
  .tools-grid > div:nth-child(odd) { border-right: 0; }
  .tools-grid > div:nth-last-child(2) { border-bottom: 1px solid var(--night-rule); }
  .forza, .promise { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  :root { --header-h: 68px; }
  .nav-toggle { display: block; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--paper); border-bottom: 1px solid var(--rule);
    padding: 8px var(--gutter) 24px;
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .25s, transform .3s var(--ease), visibility 0s .3s;
  }
  .nav-open .nav { transform: none; opacity: 1; visibility: visible; transition: opacity .25s, transform .3s var(--ease); }
  .nav a { font-size: 20px; padding: 14px 0; border-bottom: 1px solid var(--rule); }
  .nav a::after { display: none; }
  .nav .nav-cta { margin-top: 16px; text-align: center; border-bottom: 1px solid var(--ink); }
  .nav-open .site-header { background: var(--paper); }

  .team, .pillars { grid-template-columns: 1fr; }
  .person, .person + .person, .pillar, .pillar + .pillar { padding: 28px 0; border-left: 0; }
  .person + .person { border-top: 1px solid var(--rule); }
  .pillar + .pillar { border-top: 1px solid var(--night-rule); }

  .map-legend { display: none; }
  .hero-map {
    -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,.25) 0%, rgba(0,0,0,.35) 50%, #000 100%);
    mask-image: linear-gradient(180deg, rgba(0,0,0,.25) 0%, rgba(0,0,0,.35) 50%, #000 100%);
  }

  .xsec-svg { min-width: 0; }
  .xs-labels, .xs-text { display: none; }
  .xsec-caption { grid-template-columns: 1fr; }

  .sec-head-split { grid-template-columns: 1fr; }

  .cards { grid-template-columns: 1fr; }
  .clients { grid-template-columns: 1fr; }
  .client, .client + .client { padding: 28px 0 0; border-left: 0; }
  .client + .client { margin-top: 28px; border-top: 1px solid var(--rule); }
}

@media (max-width: 720px) {
  body { font-size: 16px; }
  .brand img { height: 38px; }
  .is-scrolled .brand img { height: 34px; }
  .area-head { grid-template-columns: 34px 1fr; }
  .area-icon { display: none; }
  .area-list { grid-template-columns: 1fr; padding-left: 0; }

  .profile-svg { display: none; }
  .phases { grid-template-columns: 1fr; margin-top: 0; border-left: 1px solid var(--earth); margin-left: 19px; }
  .phases li { flex-direction: row; text-align: left; gap: 18px; padding: 10px 0 10px 0; margin-left: -20px; }
  .phase-n { margin-top: 0; }

  .tools-grid > div { grid-template-columns: 1fr; }
  .promise-items { grid-template-columns: 1fr; }
  .promise-items > div { display: flex; align-items: baseline; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--rule); }
  .promise-items p { margin-top: 0; }

  .footer-inner { grid-template-columns: 1fr; }
  .footer-nav { justify-content: flex-start; }
  .hero-actions .btn { flex: 1 1 auto; justify-content: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-delay: 0s !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}

@media print {
  .site-header, .hero-map, .dark-map, .xsec-controls, .nav-toggle { display: none !important; }
  .section-dark { background: none; color: var(--ink); }
  .js [data-reveal] { opacity: 1 !important; transform: none !important; }
}

/* =====================================================================
   v2 · colore, animazioni, blog, modulo
   ===================================================================== */

[data-tone="water"], [data-tone="ing"] { --c: var(--water); }
[data-tone="earth"], [data-tone="geo"] { --c: var(--earth); }
[data-tone="meadow"], [data-tone="agr"] { --c: var(--meadow); }
[data-tone="ochre"], [data-tone="norm"] { --c: var(--ochre); --c-ink: var(--ochre-ink); }
[data-tone="teal"] { --c: var(--teal); }

@view-transition { navigation: auto; }
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .35s; }

/* barra di avanzamento */
.progress {
  position: absolute; left: 0; right: 0; bottom: -1px; height: 2px;
  background: var(--spectrum);
  transform-origin: left; transform: scaleX(var(--p, 0));
}
.site-header.is-solid {
  background: rgba(245, 242, 234, .92);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  backdrop-filter: saturate(140%) blur(10px);
  box-shadow: 0 1px 0 var(--rule);
}

/* hero */
.hero-kicker { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.hero-badge {
  display: inline-flex; align-items: center; height: 26px; padding: 0 11px; border-radius: 999px;
  background: var(--ochre); color: #fff; letter-spacing: .08em;
}
.hero-title em {
  background: linear-gradient(90deg, var(--meadow), var(--teal) 60%, var(--water));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* titoli di sezione: comparsa a maschera */
.js .sec-head h2, .js .contact-head h2 {
  clip-path: inset(0 0 100% 0); transform: translateY(.35em);
  transition: clip-path 1.1s var(--ease) .1s, transform 1.1s var(--ease) .1s;
}
.js .is-in h2 { clip-path: inset(-.2em -.2em -.3em -.2em); transform: none; }

/* numeri */
.stats { border-bottom: 1px solid var(--rule); background: var(--paper); position: relative; }
.stats::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--spectrum); opacity: .85; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 36px 24px 34px 0; display: grid; gap: 6px; }
.stat + .stat { padding-left: 28px; border-left: 1px solid var(--rule); }
.stat-n {
  font-size: clamp(2.6rem, 5vw, 4.2rem); font-weight: 300; letter-spacing: -0.04em; line-height: 1;
  color: var(--c-ink, var(--c)); font-variant-numeric: tabular-nums;
}
.stat-l { font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); }

/* team */
.person-focus { margin-top: 10px; color: var(--ink); font-size: 15.5px; line-height: 1.5; max-width: 30ch; }
.person { transition: background .5s var(--ease); }
.person:hover, .person:focus-visible, .person.is-active { background: linear-gradient(180deg, color-mix(in srgb, var(--c) 8%, transparent), transparent 75%); }

/* sezione tipo: scansione all'ingresso */
.xs-scanline { stroke: var(--teal); stroke-width: 2; opacity: 0; vector-effect: non-scaling-stroke; }
.js .xsec .xs-ground,
.js .xsec .xs-water,
.js .xsec [data-group],
.js .xsec .xs-neutral { clip-path: inset(-20px 100% -20px -20px); }
.js .xsec.is-in .xs-ground,
.js .xsec.is-in .xs-water,
.js .xsec.is-in [data-group],
.js .xsec.is-in .xs-neutral {
  clip-path: inset(-20px -20px -20px -20px);
  transition: clip-path 2.2s cubic-bezier(.45, .05, .25, 1), opacity .45s var(--ease);
}
.js .xsec.is-in [data-group="geo"] { transition-delay: .25s, 0s; }
.js .xsec.is-in [data-group="agr"] { transition-delay: .45s, 0s; }
.js .xsec.is-in [data-group="ing"] { transition-delay: .65s, 0s; }
.js .xsec.is-in .xs-neutral { transition-delay: .85s; }
.js .xsec.is-in .xs-scanline { animation: scan 2.6s cubic-bezier(.45, .05, .25, 1) .05s both; }
@keyframes scan {
  0% { transform: translateX(0); opacity: 0; }
  8% { opacity: .9; }
  85% { opacity: .9; }
  100% { transform: translateX(1200px); opacity: 0; }
}
.xsec-controls button[data-set]:not([data-set="all"])[aria-pressed="true"] { background: var(--c); border-color: var(--c); color: #fff; }

/* ambiti a colori */
.area { position: relative; padding-left: 20px; padding-right: 20px; margin: 0 -20px; border-radius: 4px; }
.area::before {
  content: ""; position: absolute; left: 0; top: 40px; bottom: 44px; width: 3px; border-radius: 3px;
  background: var(--c); transform: scaleY(0); transform-origin: top; transition: transform .6s var(--ease);
}
.area:hover { background: color-mix(in srgb, var(--c) 7%, transparent); }
.area:hover::before, .area.is-in::before { transform: scaleY(1); }
.area-num {
  width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; padding: 0;
  background: var(--c); color: #fff; letter-spacing: 0; font-size: 12px;
}
.area-icon { stroke: var(--c); }
.area:hover .area-icon { stroke: var(--c); transform: translateY(-2px) rotate(-4deg); }
.area-list li::before { border-color: var(--c); }
.js .area-list li { opacity: 0; transform: translateX(-10px); transition: opacity .6s var(--ease), transform .6s var(--ease); transition-delay: calc(.25s + var(--i, 0) * 55ms); }
.js .area.is-in .area-list li { opacity: 1; transform: none; }

/* fasi: numeri a colori */
.phases li:nth-child(1) .phase-n { --c: var(--water); }
.phases li:nth-child(2) .phase-n { --c: var(--teal); }
.phases li:nth-child(3) .phase-n { --c: var(--meadow); }
.phases li:nth-child(4) .phase-n { --c: var(--ochre); }
.phases li:nth-child(5) .phase-n { --c: var(--earth); }
.phase-n { border-color: var(--c); color: var(--c); transition: background .4s, color .4s, transform .5s var(--ease); }
.phases li:hover .phase-n { background: var(--c); color: #fff; transform: scale(1.12); }
.js .profile .phases li { opacity: 0; transform: translateY(10px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.js .profile.is-in .phases li { opacity: 1; transform: none; }
.js .profile.is-in .phases li:nth-child(2) { transition-delay: .45s; }
.js .profile.is-in .phases li:nth-child(3) { transition-delay: .9s; }
.js .profile.is-in .phases li:nth-child(4) { transition-delay: 1.35s; }
.js .profile.is-in .phases li:nth-child(5) { transition-delay: 1.8s; }
.profile-line { stroke: url(#profile-grad); }

/* a chi ci rivolgiamo */
.audience { margin-top: clamp(64px, 8vw, 104px); }
.audience-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px 40px; flex-wrap: wrap; margin-bottom: 28px; }
.audience-head .kicker { color: var(--earth); }
.audience-head h3 { font-size: clamp(1.6rem, 2.8vw, 2.4rem); letter-spacing: -0.02em; }
.audience-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.aud {
  position: relative; overflow: hidden; padding: 26px 24px 28px;
  background: var(--paper); border: 1px solid var(--rule); border-radius: 4px;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .3s;
}
.aud::after {
  content: ""; position: absolute; right: -40px; bottom: -40px; width: 120px; height: 120px; border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--c) 35%, transparent);
  box-shadow: 0 0 0 14px color-mix(in srgb, var(--c) 6%, transparent), 0 0 0 30px color-mix(in srgb, var(--c) 4%, transparent);
  transition: transform .8s var(--ease);
}
.aud:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--c) 50%, var(--rule)); box-shadow: 0 22px 40px -28px color-mix(in srgb, var(--c) 70%, black); }
.aud:hover::after { transform: scale(1.25); }
.aud svg {
  width: 44px; height: 44px; padding: 9px; border-radius: 50%; margin-bottom: 20px;
  background: color-mix(in srgb, var(--c) 12%, transparent);
  fill: none; stroke: var(--c); stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round;
}
.aud h4 { margin: 0 0 10px; font-size: 1.25rem; font-weight: 400; letter-spacing: -0.01em; }
.aud p { color: var(--ink-2); font-size: 15.5px; line-height: 1.55; position: relative; }
.aud strong { font-weight: 500; color: var(--ink); }

/* metodo */
.pillar[data-tone="water"] .pillar-n { color: #8FB4C6; }
.pillar[data-tone="ochre"] .pillar-n { color: #E0B262; }
.pillar[data-tone="meadow"] .pillar-n { color: #8FBF8F; }
.pillar-n {
  width: 36px; height: 36px; border-radius: 50%; display: grid !important; place-items: center;
  border: 1px solid currentColor; letter-spacing: 0;
}
.pillar { transition: background .5s var(--ease); }
.pillar:hover { background: linear-gradient(180deg, rgba(255,255,255,.035), transparent); }
.tools-grid > div { transition: background .3s; }
.tools-grid > div:hover { background: rgba(255, 255, 255, .035); }

/* valori: si accendono scorrendo */
.js .values li { color: #CFC7B3; transition: color .5s var(--ease); }
.js .values li.lit { color: var(--ink); }
.js .values li.lit-now:nth-child(4n+1) { color: var(--water); }
.js .values li.lit-now:nth-child(4n+2) { color: var(--meadow); }
.js .values li.lit-now:nth-child(4n+3) { color: var(--ochre); }
.js .values li.lit-now:nth-child(4n) { color: var(--earth); }
.promise-items > div:nth-child(1) .kicker { color: var(--water); }
.promise-items > div:nth-child(2) .kicker { color: var(--meadow); }
.promise-items > div:nth-child(3) .kicker { color: var(--ochre-ink); }

/* ---------- blog: card ---------- */

.link-arrow {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 18px;
  text-decoration: none; color: var(--meadow); font-weight: 500;
}
.link-arrow span { transition: transform .3s var(--ease); }
.link-arrow:hover span { transform: translateX(4px); }

.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.post-card { --c: var(--meadow); }
.post-card[data-cat="ing"] { --c: var(--water); }
.post-card[data-cat="geo"] { --c: var(--earth); }
.post-card[data-cat="norm"] { --c: var(--ochre); }
.post-card-link {
  display: flex; flex-direction: column; height: 100%;
  text-decoration: none; color: inherit;
  background: var(--paper); border: 1px solid var(--rule); border-radius: 6px; overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .3s;
}
.post-card-link:hover {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--c) 45%, var(--rule));
  box-shadow: 0 28px 48px -30px color-mix(in srgb, var(--c) 75%, black);
}
.post-thumb {
  position: relative; aspect-ratio: 16 / 9; overflow: hidden;
  background: color-mix(in srgb, var(--c) 9%, var(--paper));
  border-bottom: 1px solid color-mix(in srgb, var(--c) 25%, var(--rule));
}
.post-thumb svg { width: 100%; height: 100%; transition: transform 1.2s var(--ease); }
.post-card-link:hover .post-thumb svg { transform: scale(1.08) rotate(-1.5deg); }
.post-card-body { display: flex; flex-direction: column; gap: 12px; padding: 22px 22px 24px; flex: 1; }
.post-card h3 { font-size: 1.35rem; font-weight: 400; line-height: 1.25; letter-spacing: -0.015em; }
.post-excerpt { color: var(--ink-2); font-size: 15.5px; line-height: 1.55; }
.post-more { margin-top: auto; padding-top: 6px; color: var(--c-ink, var(--c)); font-weight: 500; font-size: 15px; }
.post-more span { display: inline-block; transition: transform .3s var(--ease); }
.post-card-link:hover .post-more span { transform: translateX(5px); }

.post-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; font-family: var(--f-mono); font-size: 12px; letter-spacing: .06em; color: var(--ink-3); }
.post-meta > span:not(.cat-chip)::before { content: "·"; margin-right: 14px; }
.cat-chip {
  display: inline-flex; align-items: center; height: 24px; padding: 0 10px; border-radius: 999px;
  background: color-mix(in srgb, var(--c) 14%, transparent); color: var(--c-ink, var(--c));
  text-transform: uppercase; letter-spacing: .1em; font-size: 11px; font-weight: 500;
}

/* ---------- blog: indice ---------- */

.blog-hero {
  position: relative; overflow: hidden; isolation: isolate;
  padding: calc(var(--header-h) + clamp(56px, 8vw, 104px)) 0 clamp(48px, 6vw, 72px);
  background: linear-gradient(180deg, color-mix(in srgb, var(--meadow) 8%, var(--paper)), var(--paper));
  border-bottom: 1px solid var(--rule);
}
.blog-hero-art { position: absolute; inset: 0; z-index: -1; opacity: .9; -webkit-mask-image: linear-gradient(100deg, transparent 20%, #000 75%); mask-image: linear-gradient(100deg, transparent 20%, #000 75%); }
.blog-hero-art svg { width: 100%; height: 100%; }
.js .blog-hero-art svg, .js .post-hero-art svg { animation: drift 40s ease-in-out infinite alternate; transform-origin: 70% 50%; }
@keyframes drift { from { transform: scale(1) rotate(0); } to { transform: scale(1.08) rotate(2deg); } }
.blog-title { font-size: clamp(2.8rem, 7vw, 6rem); letter-spacing: -0.035em; line-height: 1; }
.js .blog-title { animation: rise 1s var(--ease) both .1s; }

.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 36px; }
.filters button {
  display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 0 16px; border-radius: 999px;
  border: 1px solid var(--rule); background: var(--paper); cursor: pointer;
  font-family: var(--f-mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2);
  transition: background .25s, color .25s, border-color .25s;
}
.filters button:hover { border-color: var(--ink); }
.filters button[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.filters .dot { background: var(--c); }
.blog-list { padding-top: clamp(48px, 6vw, 72px); }
.post-card.is-hidden { display: none; }
.post-empty { color: var(--ink-3); padding: 40px 0; }

/* ---------- blog: articolo ---------- */

.post { --c: var(--meadow); }
.post[data-tone="ing"] { --c: var(--water); }
.post[data-tone="geo"] { --c: var(--earth); }
.post[data-tone="norm"] { --c: var(--ochre); --c-ink: var(--ochre-ink); }
.post-hero {
  position: relative; overflow: hidden; isolation: isolate;
  padding: calc(var(--header-h) + clamp(48px, 7vw, 96px)) 0 clamp(48px, 6vw, 80px);
  background: linear-gradient(180deg, color-mix(in srgb, var(--c) 10%, var(--paper)), var(--paper));
  border-bottom: 1px solid color-mix(in srgb, var(--c) 25%, var(--rule));
}
.post-hero-art { position: absolute; inset: 0; z-index: -1; -webkit-mask-image: linear-gradient(100deg, transparent 25%, #000 80%); mask-image: linear-gradient(100deg, transparent 25%, #000 80%); }
.post-hero-art svg { width: 100%; height: 100%; }
.post-hero-inner > h1 { max-width: 20ch; }
.post-hero-inner > .post-lead { max-width: 44rem; }
.post-hero h1 { margin-top: 20px; font-size: clamp(2.2rem, 5vw, 4rem); letter-spacing: -0.03em; line-height: 1.05; }
.post-lead { margin-top: 22px; font-size: clamp(1.1rem, 1.6vw, 1.35rem); color: var(--ink-2); font-weight: 300; max-width: 40rem; }
.js .post-hero-inner > * { opacity: 0; animation: rise .9s var(--ease) forwards; }
.js .post-hero-inner > :nth-child(2) { animation-delay: .08s; }
.js .post-hero-inner > :nth-child(3) { animation-delay: .16s; }
.js .post-hero-inner > :nth-child(4) { animation-delay: .26s; }
.back-link { display: inline-flex; gap: 8px; text-decoration: none; color: var(--ink-2); font-size: 15px; margin-bottom: 26px; }
.back-link span { transition: transform .3s var(--ease); }
.back-link:hover { color: var(--ink); }
.back-link:hover span { transform: translateX(-4px); }

.post-layout {
  display: grid; grid-template-columns: 240px minmax(0, 46rem); gap: 64px;
  padding-top: clamp(48px, 6vw, 80px); padding-bottom: clamp(64px, 8vw, 112px);
}
.post-aside { position: sticky; top: calc(var(--header-h) + 32px); align-self: start; }
.post-aside .kicker { color: var(--ink-3); margin-bottom: 14px; }
.post-toc { counter-reset: toc; display: grid; gap: 2px; border-left: 1px solid var(--rule); }
.post-toc a {
  display: block; padding: 7px 0 7px 16px; margin-left: -1px; border-left: 2px solid transparent;
  text-decoration: none; color: var(--ink-3); font-size: 14.5px; line-height: 1.4;
  transition: color .25s, border-color .25s;
}
.post-toc a:hover { color: var(--ink); }
.post-toc a.is-current { color: var(--c-ink, var(--c)); border-left-color: var(--c); }
.post-byline { margin-top: 28px; font-size: 13px; color: var(--ink-3); }

.prose { font-size: 18px; line-height: 1.75; color: var(--ink); }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { margin-top: 2em; font-size: 1.75rem; font-weight: 400; letter-spacing: -0.02em; line-height: 1.2; scroll-margin-top: calc(var(--header-h) + 20px); }
.prose h2::before { content: ""; display: block; width: 32px; height: 3px; border-radius: 3px; background: var(--c); margin-bottom: 16px; }
.prose ul { display: grid; gap: .55em; }
.prose li { position: relative; padding-left: 26px; }
.prose li::before { content: ""; position: absolute; left: 2px; top: .62em; width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid var(--c); }
.prose strong { font-weight: 500; }
.prose blockquote {
  margin: 2em 0 0; padding: 26px 30px; border-radius: 6px;
  background: color-mix(in srgb, var(--c) 9%, var(--paper)); border-left: 3px solid var(--c);
  font-size: 1.3rem; font-weight: 300; line-height: 1.5; letter-spacing: -0.01em;
}

.cta-band { background: var(--night); color: var(--on-night); position: relative; overflow: hidden; }
.cta-band::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--spectrum); }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px 48px; flex-wrap: wrap; padding-top: 56px; padding-bottom: 56px; }
.cta-band .kicker { color: #E0B262; margin-bottom: 10px; }
.cta-band h2 { font-size: clamp(1.7rem, 3.2vw, 2.6rem); letter-spacing: -0.02em; }
.related-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 32px; }
.related-head h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); letter-spacing: -0.02em; }
.related-head .link-arrow { margin-top: 0; }

/* ---------- contatti: modulo ---------- */

.contact-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 20px; align-items: start; }
.contact-grid .cards { grid-template-columns: 1fr; gap: 12px; }
.contact-grid .card { padding: 22px 24px; }
.contact-grid .card-addr { margin-top: 8px; }
.contact-grid .card-links { margin-top: 14px; padding-top: 12px; }
.contact-form {
  background: var(--paper); border: 1px solid var(--rule); border-radius: 6px; padding: clamp(22px, 3vw, 36px);
  display: grid; gap: 18px; position: relative; overflow: hidden;
}
.contact-form::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--spectrum); }
.form-title { font-size: 1.5rem; font-weight: 300; letter-spacing: -0.015em; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { display: grid; gap: 8px; margin: 0; padding: 0; border: 0; min-width: 0; }
.field > span, .field legend {
  font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); padding: 0;
}
.field em { font-style: normal; text-transform: none; letter-spacing: 0; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 16px; color: var(--ink);
  background: var(--paper-2); border: 1px solid transparent; border-bottom-color: var(--rule); border-radius: 4px 4px 0 0;
  padding: 12px 14px; transition: border-color .25s, background .25s, box-shadow .25s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; background: var(--paper); border-color: var(--meadow);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--meadow) 18%, transparent);
}
.field [aria-invalid="true"] { border-color: #A3412F; }
.recipients { display: flex; flex-wrap: wrap; gap: 8px; }
.recipients legend { margin-bottom: 8px; }
.recipients label { cursor: pointer; }
.recipients input { position: absolute; opacity: 0; pointer-events: none; }
.recipients label span {
  display: inline-flex; align-items: center; gap: 8px; min-height: 38px; padding: 0 14px; border-radius: 999px;
  border: 1px solid var(--rule); font-size: 14.5px; color: var(--ink-2); transition: all .25s;
}
.recipients label:hover span { border-color: var(--ink); }
.recipients input:checked + span { background: var(--c, var(--ink)); border-color: var(--c, var(--ink)); color: #fff; }
.recipients input:checked + span .dot { background: #fff; }
.recipients input:focus-visible + span { outline: 2px solid var(--water); outline-offset: 2px; }
.form-error { color: #A3412F; font-size: 15px; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 20px; }
.form-actions .btn { border: 0; cursor: pointer; }
.form-note { flex: 1 1 220px; color: var(--ink-3); font-size: 13.5px; line-height: 1.5; }

/* ---------- responsive v2 ---------- */

@media (max-width: 1080px) {
  .audience-grid { grid-template-columns: 1fr 1fr; }
  .post-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-grid .cards { grid-template-columns: repeat(3, 1fr); }
  .post-layout { grid-template-columns: 1fr; gap: 32px; }
  .post-aside { position: static; }
  .post-toc { grid-template-columns: 1fr 1fr; border-left: 0; gap: 4px 20px; }
  .post-toc a { border-left: 2px solid var(--rule); }
}
@media (max-width: 900px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(3) { padding-left: 0; border-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .contact-grid .cards { grid-template-columns: 1fr; }
  .nav .nav-cta { color: #fff; background: var(--meadow); border-color: var(--meadow); }
}
@media (max-width: 720px) {
  .audience-grid, .post-grid, .field-row { grid-template-columns: 1fr; }
  .area { margin: 0 -12px; padding-left: 12px; padding-right: 12px; }
  .area::before { top: 40px; }
  .stat { padding: 24px 12px 22px 0; }
  .stat + .stat { padding-left: 16px; }
  .post-toc { grid-template-columns: 1fr; }
  .prose { font-size: 17px; }
  .prose blockquote { padding: 20px; font-size: 1.15rem; }
}

@media (prefers-reduced-motion: reduce) {
  .js .area-list li, .js .profile .phases li { opacity: 1; transform: none; }
  .js .sec-head h2, .js .contact-head h2 { clip-path: none; transform: none; }
  .js .xsec [data-group], .js .xsec .xs-ground, .js .xsec .xs-water, .js .xsec .xs-neutral { clip-path: none; }
  .js .values li { color: var(--ink); }
  .js .post-hero-inner > * { opacity: 1; }
}

/* immagini negli articoli e avviso bozza */
.prose figure { margin: 2em 0 0; }
.prose figure img { display: block; width: 100%; height: auto; border-radius: 6px; border: 1px solid var(--rule); }
.prose figcaption { margin-top: 10px; font-size: 14px; color: var(--ink-3); font-family: var(--f-mono); letter-spacing: .02em; }
.prose a { color: var(--c-ink, var(--c)); text-underline-offset: 3px; }
.adm-draft-banner {
  position: fixed; left: 50%; bottom: 20px; z-index: 60; transform: translateX(-50%);
  padding: 12px 18px; border-radius: 999px; background: var(--ochre); color: #fff; font-size: 15px;
  box-shadow: 0 16px 30px -18px rgba(0,0,0,.5); white-space: nowrap;
}
.adm-draft-banner a { color: #fff; font-weight: 500; margin-left: 6px; }