/*
  Sbrigo: sito di presentazione.
  Layout: un palco 3D fisso durante lo scroll dove la pila di manuali si dissolve nella rete di agenti;
  sotto, la pagina si legge come un buon documento operativo: allineata a sinistra, a fasce di colore,
  con i colori delle copie a ricalco (rosa = il vecchio modo, giallo canarino = Sbrigo).
*/
:root {
  --ground: #eef0f5;
  --ground-alt: #e3e6ef;
  --surface: #fbfbfe;
  --ink: #1f1d4d;
  --ink-soft: #545277;
  --rule: #c9ccdb;
  --carbon: #3a37a6;
  --canary: #f3d13e;
  --on-canary: #1f1d4d;
  --copy-old: #f2d3da;
  --on-copy-old: #3d1f2a;
  --copy-new: #f7e6a0;
  --on-copy-new: #2c2810;
  --btn-bg: var(--canary);
  --btn-fg: var(--on-canary);
  --btn-border: var(--ink);
  --label-bg: rgba(238, 240, 245, 0.86);
  --danger: #a3123a;

  /* colori letti dalla scena 3D */
  --particle-a: #34316d;
  --particle-b: #3a37a6;
  --pulse: #c98a00;
  --scene-blend: normal;

  --font-sans: "Archivo", "Helvetica Neue", Arial, system-ui, sans-serif;
  --font-typed: "Courier Prime", "Courier New", Courier, monospace;

  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: clamp(1.45rem, 1.2rem + 0.9vw, 1.75rem);
  --step-3: clamp(1.9rem, 1.3rem + 2.2vw, 3rem);
  --step-4: clamp(2.5rem, 1.4rem + 4.6vw, 5rem);

  --bar-h: 4rem;
  --measure: 40rem;
  --max: 74rem;
  --gutter-l: max(16px, env(safe-area-inset-left, 0px));
  --gutter-r: max(16px, env(safe-area-inset-right, 0px));
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #131229;
    --ground-alt: #191834;
    --surface: #1d1c3b;
    --ink: #ecebf8;
    --ink-soft: #aba9cc;
    --rule: #35335e;
    --carbon: #aba8ff;
    --copy-old: #3e2533;
    --on-copy-old: #f3dce3;
    --copy-new: #39331b;
    --on-copy-new: #f6edc4;
    --btn-border: var(--canary);
    --label-bg: rgba(19, 18, 41, 0.82);
    --danger: #ff8aa6;
    --particle-a: #8c89c9;
    --particle-b: #9d9aff;
    --pulse: #f3d13e;
    --scene-blend: add;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --ground: #131229;
  --ground-alt: #191834;
  --surface: #1d1c3b;
  --ink: #ecebf8;
  --ink-soft: #aba9cc;
  --rule: #35335e;
  --carbon: #aba8ff;
  --copy-old: #3e2533;
  --on-copy-old: #f3dce3;
  --copy-new: #39331b;
  --on-copy-new: #f6edc4;
  --btn-border: var(--canary);
  --label-bg: rgba(19, 18, 41, 0.82);
  --danger: #ff8aa6;
  --particle-a: #8c89c9;
  --particle-b: #9d9aff;
  --pulse: #f3d13e;
  --scene-blend: add;
  color-scheme: dark;
}

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

html { -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.55;
  font-variation-settings: "wdth" 100;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0 0 auto;
  height: env(safe-area-inset-top, 0px);
  z-index: 30;
  background: var(--ground);
}

h1, h2, h3 {
  margin: 0;
  line-height: 1.05;
  text-wrap: balance;
}
p, ol, ul, dl, dd, figure { margin: 0; }

a { color: var(--carbon); text-underline-offset: 0.18em; }

:focus-visible {
  outline: 3px solid var(--carbon);
  outline-offset: 3px;
}

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

/* ---------- Barra superiore ---------- */

.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  padding-top: env(safe-area-inset-top, 0px);
  padding-left: var(--gutter-l);
  padding-right: var(--gutter-r);
  background: color-mix(in srgb, var(--ground) 90%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid color-mix(in srgb, var(--rule) 70%, transparent);
}
.topbar-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  max-width: var(--max);
  height: var(--bar-h);
  margin: 0 auto;
}
.wordmark {
  font-weight: 850;
  font-variation-settings: "wdth" 125;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}
.topnav {
  display: flex;
  gap: 1.5rem;
  margin-left: auto;
}
.topnav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: var(--step--1);
  font-weight: 500;
}
.topnav a:hover { color: var(--ink); }
@media (max-width: 760px) {
  .topnav { display: none; }
  .topbar-inner { justify-content: space-between; }
}

/* ---------- Bottoni ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.7rem 1.35rem;
  border: 2px solid var(--btn-border);
  border-radius: 0.4rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  font: inherit;
  font-weight: 700;
  font-variation-settings: "wdth" 108;
  text-decoration: none;
  cursor: pointer;
  transition: transform 120ms ease, box-shadow 120ms ease;
}
.btn:hover { box-shadow: 3px 3px 0 var(--btn-border); transform: translate(-1px, -1px); }
.btn:active { box-shadow: none; transform: none; }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-ghost:hover { box-shadow: 3px 3px 0 var(--ink); }
.btn-small { min-height: 2.4rem; padding: 0.35rem 0.9rem; font-size: var(--step--1); }
.topbar .btn-small { margin-left: 0; }

/* ---------- Hero / palco 3D ----------
   Di base il palco è statico (niente WebGL o script bloccati).
   .scene-on: scroll pinnato con la trasformazione; .scene-static: movimento ridotto, rete già formata. */

.hero { position: relative; }
.stage {
  --p: 0;
  position: relative;
  overflow: hidden;
  padding-bottom: 3rem;
}
.stage-canvas {
  display: none;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.scene-on .stage-canvas,
.scene-static .stage-canvas { display: block; }
.stage-labels {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: clamp(0, (var(--p) - 0.78) * 6, 1);
}
.node-label {
  position: absolute;
  left: 0;
  top: 0;
  padding: 0.15rem 0.45rem;
  border-radius: 0.25rem;
  background: var(--label-bg);
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  will-change: transform;
}
.node-label.is-core {
  background: var(--canary);
  color: var(--on-canary);
  font-weight: 800;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  padding-top: calc(var(--bar-h) + env(safe-area-inset-top, 0px) + clamp(2rem, 9vh, 6rem));
  padding-left: var(--gutter-l);
  padding-right: var(--gutter-r);
  pointer-events: none;
}
.hero-copy > * { max-width: 34rem; pointer-events: auto; }
.hero-kicker {
  display: inline-block;
  margin-bottom: 1.1rem;
  padding: 0.15rem 0.55rem;
  border-radius: 0.2rem;
  background: var(--canary);
  color: var(--on-canary);
  font-size: var(--step--1);
  font-weight: 800;
  font-variation-settings: "wdth" 108;
}
.hero-copy h1 {
  font-size: var(--step-4);
  font-weight: 850;
  font-variation-settings: "wdth" 112;
  letter-spacing: -0.025em;
  line-height: 0.95;
}
.hero-lede {
  margin-top: 1.4rem;
  font-size: var(--step-1);
  line-height: 1.5;
  color: var(--ink-soft);
  max-width: 31rem;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.hero-captions {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
  gap: 1rem;
  max-width: var(--max);
  margin: 2.5rem auto 0;
  padding-left: var(--gutter-l);
  padding-right: var(--gutter-r);
}
.caption {
  padding: 0.9rem 1rem;
  border-radius: 0.4rem;
  background: var(--surface);
  font-size: var(--step-0);
  line-height: 1.45;
}
.caption-before { font-variation-settings: "wdth" 66; font-weight: 500; }
.caption-after { font-variation-settings: "wdth" 120; font-weight: 560; }
.caption-tag {
  display: inline-block;
  margin-right: 0.35rem;
  padding: 0 0.4rem;
  border-radius: 0.2rem;
  font-weight: 800;
  font-variation-settings: "wdth" 100;
}
.caption-before .caption-tag { background: var(--copy-old); color: var(--on-copy-old); }
.caption-after .caption-tag { background: var(--canary); color: var(--on-canary); }

.scroll-hint { display: none; }

/* Movimento ridotto: rete già formata a destra del testo, senza scroll pinnato */
.scene-static .stage { min-height: 44rem; }
.scene-static .caption { background: var(--label-bg); }

/* Scroll pinnato: la pila di manuali diventa la rete mentre si scorre */
.scene-on .hero { height: 240vh; }
.scene-on .stage {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100svh;
  min-height: 34rem;
  padding-bottom: 0;
}
.scene-on .hero-captions {
  position: absolute;
  left: max(var(--gutter-l), calc((100% - var(--max)) / 2));
  bottom: clamp(1.5rem, 5vh, 3rem);
  display: grid;
  grid-template-columns: none;
  max-width: min(27rem, calc(100% - var(--gutter-l) - var(--gutter-r)));
  margin: 0;
  padding: 0;
}
.scene-on .caption { grid-area: 1 / 1; background: var(--label-bg); }
.scene-on .caption-before { opacity: clamp(0, 1 - (var(--p) - 0.3) * 4, 1); }
.scene-on .caption-after { opacity: clamp(0, (var(--p) - 0.55) * 4, 1); }
.scene-on .scroll-hint {
  display: block;
  position: absolute;
  z-index: 2;
  right: max(var(--gutter-r), calc((100% - var(--max)) / 2));
  bottom: clamp(1.5rem, 5vh, 3rem);
  font-size: var(--step--1);
  color: var(--ink-soft);
  opacity: clamp(0, 1 - var(--p) * 8, 1);
}

@media (max-width: 760px) {
  .scene-on .hero { height: 200vh; }
  .hero-copy { padding-top: calc(var(--bar-h) + env(safe-area-inset-top, 0px) + 1.75rem); }
  .hero-lede { font-size: var(--step-0); }
  .scene-on .scroll-hint { display: none; }
  .node-label { font-size: 0.7rem; }
  .hero-actions { margin-top: 1.5rem; }
  .hero-actions .btn-ghost { display: none; }
  .caption { font-size: 0.95rem; padding: 0.7rem 0.85rem; }
  .caption-after { font-variation-settings: "wdth" 108; }
  .scene-static .hero-captions { margin-top: 17rem; }
}

/* ---------- Fasce e titoli di sezione ---------- */

.band {
  position: relative;
  z-index: 1;
  background: var(--ground);
  padding-block: clamp(4rem, 9vw, 7.5rem);
  padding-left: var(--gutter-l);
  padding-right: var(--gutter-r);
  scroll-margin-top: var(--bar-h);
}
.band-alt { background: var(--ground-alt); }
.band-canary {
  --ink: var(--on-canary);
  --ink-soft: #4b4520;
  --surface: #fff8d6;
  --rule: #b89a1f;
  --carbon: #1f1d4d;
  --btn-bg: var(--on-canary);
  --btn-fg: var(--canary);
  --btn-border: var(--on-canary);
  --danger: #a3123a;
  background: var(--canary);
  color: var(--ink);
  color-scheme: light;
}
.wrap {
  max-width: var(--max);
  margin: 0 auto;
}
.section-head {
  display: grid;
  gap: 1rem;
  max-width: var(--measure);
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
.section-head h2 {
  font-size: var(--step-3);
  font-weight: 800;
  font-variation-settings: "wdth" 112;
  letter-spacing: -0.02em;
}
.section-head p {
  color: var(--ink-soft);
  font-size: var(--step-1);
  line-height: 1.5;
}
.fineprint {
  margin-top: 1rem;
  font-size: var(--step--1);
  color: var(--ink-soft);
}

/* ---------- Console degli agenti ---------- */

.console {
  display: grid;
  grid-template-columns: minmax(13rem, 17rem) 1fr;
  border: 1px solid var(--rule);
  border-radius: 0.5rem;
  background: var(--surface);
  overflow: hidden;
}
.console-tabs {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--rule);
}
.agent-tab {
  display: grid;
  gap: 0.1rem;
  padding: 0.95rem 1.1rem;
  border: 0;
  border-bottom: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.agent-tab:last-child { border-bottom: 0; }
.agent-tab:hover { background: color-mix(in srgb, var(--canary) 18%, transparent); }
.agent-tab[aria-selected="true"] {
  background: var(--canary);
  color: var(--on-canary);
}
.agent-tab:focus-visible { outline-offset: -3px; }
.agent-name { font-weight: 750; font-variation-settings: "wdth" 108; }
.agent-role { font-size: var(--step--1); opacity: 0.8; }

.console-sheet {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  min-height: 25rem;
}
.sheet-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: var(--step--1);
  color: var(--ink-soft);
  margin-bottom: 1.1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--rule);
}
.sheet-request {
  font-size: var(--step-2);
  font-weight: 650;
  font-variation-settings: "wdth" 100;
  line-height: 1.3;
  max-width: 38rem;
}
.sheet-request::before {
  content: "Richiesta";
  display: block;
  font-size: var(--step--1);
  font-weight: 600;
  color: var(--ink-soft);
  margin-bottom: 0.3rem;
}
.sheet-log {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
  display: grid;
  gap: 0.55rem;
  font-family: var(--font-typed);
  font-size: 1rem;
  line-height: 1.5;
  max-width: 44rem;
}
.sheet-log li {
  display: grid;
  grid-template-columns: 1.6rem 1fr;
  align-items: start;
}
.sheet-log li::before {
  content: "\2713";
  font-weight: 700;
  color: var(--carbon);
}
.sheet-log li.is-pending { color: var(--ink-soft); }
.sheet-log li.is-pending::before { content: "\2026"; }
.sheet-log li[hidden] { display: none; }
.sheet-reply {
  margin-top: 1.5rem;
  padding: 0.9rem 1rem;
  border-radius: 0.4rem;
  background: var(--copy-new);
  color: var(--on-copy-new);
  max-width: 38rem;
  font-weight: 500;
}
.sheet-reply[hidden] { display: none; }

@media (max-width: 760px) {
  .console { grid-template-columns: 1fr; }
  .console-tabs {
    flex-direction: row;
    flex-wrap: wrap;
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }
  .agent-tab {
    flex: 1 1 45%;
    border-bottom: 0;
    padding: 0.7rem 0.85rem;
  }
  .agent-role { display: none; }
  .sheet-log { font-size: 0.95rem; }
}

/* ---------- Confronto ---------- */

.compare {
  display: grid;
  gap: 0.4rem;
}
.compare-row {
  display: grid;
  grid-template-columns: minmax(9rem, 12rem) 1fr 1fr;
  gap: 0.4rem;
}
.compare-row > span {
  min-width: 0;
  padding: 1rem 1.1rem;
}
.compare-topic {
  font-weight: 750;
  font-variation-settings: "wdth" 108;
  padding-left: 0 !important;
}
.compare-old {
  background: var(--copy-old);
  color: var(--on-copy-old);
  border-radius: 0.3rem;
  font-variation-settings: "wdth" 72;
}
.compare-new {
  background: var(--copy-new);
  color: var(--on-copy-new);
  border-radius: 0.3rem;
  font-variation-settings: "wdth" 112;
  font-weight: 550;
}
.compare-headrow > span {
  font-weight: 800;
  padding-block: 0.6rem;
}
.compare-headrow .compare-topic { background: none; }

@media (max-width: 760px) {
  .compare-headrow { display: none; }
  .compare-row { grid-template-columns: 1fr; gap: 0.3rem; padding-bottom: 0.8rem; }
  .compare-row > span { padding: 0.75rem 0.9rem; }
  .compare-topic { padding-bottom: 0.1rem !important; }
  .compare-old::before { content: "Tradizionale: "; font-weight: 800; }
  .compare-new::before { content: "Sbrigo: "; font-weight: 800; }
}

/* ---------- Avvio ---------- */

.avvio {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  column-gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
}
.avvio .section-head { grid-column: 1 / -1; }
.steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  display: grid;
  gap: 2rem;
  min-width: 0;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  column-gap: 1rem;
  row-gap: 0.35rem;
}
.steps li::before {
  content: counter(step);
  grid-row: 1 / span 2;
  font-size: 3.2rem;
  line-height: 0.9;
  font-weight: 850;
  font-variation-settings: "wdth" 62;
  color: var(--carbon);
  font-variant-numeric: tabular-nums;
}
.steps h3 {
  font-size: var(--step-1);
  font-weight: 750;
  font-variation-settings: "wdth" 108;
}
.steps p { color: var(--ink-soft); max-width: 34rem; }

.docsheet {
  position: sticky;
  top: calc(var(--bar-h) + 2rem);
  min-width: 0;
}
.docsheet-paper {
  padding: 1.6rem 1.5rem 1.8rem;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 0.3rem;
  box-shadow: 7px 7px 0 var(--copy-new);
  transform: rotate(-1.2deg);
}
.docsheet-kicker {
  font-size: var(--step--1);
  color: var(--ink-soft);
}
.docsheet-title {
  margin-top: 0.3rem;
  font-size: var(--step-1);
  font-weight: 800;
  font-variation-settings: "wdth" 100;
  line-height: 1.25;
}
.docsheet-list {
  margin-top: 1rem;
  padding-left: 1.3rem;
  display: grid;
  gap: 0.5rem;
  font-family: var(--font-typed);
  font-size: 0.98rem;
  line-height: 1.45;
}
.docsheet figcaption {
  margin-top: 1.5rem;
  font-size: var(--step--1);
  color: var(--ink-soft);
  max-width: 26rem;
}

@media (max-width: 860px) {
  .avvio { grid-template-columns: 1fr; row-gap: 3rem; }
  .docsheet { position: static; }
}

/* ---------- Moduli ---------- */

.modules {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: clamp(1.5rem, 4vw, 3rem);
  row-gap: 0;
}
.modules > div {
  padding-block: 1.25rem;
  border-top: 1px solid var(--rule);
}
.modules dt {
  font-weight: 750;
  font-variation-settings: "wdth" 108;
  font-size: var(--step-1);
}
.modules dd {
  margin-top: 0.3rem;
  color: var(--ink-soft);
}
@media (max-width: 960px) { .modules { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .modules { grid-template-columns: 1fr; } }

/* ---------- Calcolatore ---------- */

.calc {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: start;
}
.calc-inputs {
  display: grid;
  grid-template-columns: 1fr 8.5rem;
  align-items: center;
  column-gap: 1rem;
  row-gap: 0.9rem;
}
.calc-inputs label { color: var(--ink); }
input, select, textarea {
  width: 100%;
  min-width: 0;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--rule);
  border-radius: 0.35rem;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
}
.calc-inputs input {
  text-align: right;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--carbon);
  outline-offset: 1px;
  border-color: var(--carbon);
}
.calc-result {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border: 2px solid var(--ink);
  border-radius: 0.5rem;
  background: var(--surface);
}
.calc-label { font-weight: 600; color: var(--ink-soft); }
.calc-total {
  margin-top: 0.3rem;
  font-size: clamp(2.6rem, 1.8rem + 3.5vw, 4.4rem);
  font-weight: 850;
  font-variation-settings: "wdth" 125;
  letter-spacing: -0.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}
.calc-breakdown {
  margin-top: 1.5rem;
  display: grid;
}
.calc-breakdown > div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.55rem;
  border-top: 1px solid var(--rule);
}
.calc-breakdown dt { color: var(--ink-soft); }
.calc-breakdown dd { font-weight: 700; font-variant-numeric: tabular-nums; }
.calc-note {
  margin-top: 1.25rem;
  padding: 0.8rem 0.95rem;
  border-radius: 0.35rem;
  background: var(--copy-new);
  color: var(--on-copy-new);
  font-weight: 550;
}
@media (max-width: 860px) {
  .calc { grid-template-columns: 1fr; }
}
@media (max-width: 460px) {
  .calc-inputs { grid-template-columns: 1fr 6.5rem; }
}

/* ---------- Prezzi ---------- */

.billing {
  display: inline-flex;
  margin: 0 0 2rem;
  padding: 0.25rem;
  border: 1px solid var(--rule);
  border-radius: 0.5rem;
  background: var(--surface);
}
.billing input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.billing label {
  padding: 0.5rem 1rem;
  border-radius: 0.35rem;
  font-weight: 650;
  cursor: pointer;
}
.billing input:checked + label { background: var(--ink); color: var(--ground); }
.billing input:focus-visible + label { outline: 3px solid var(--carbon); outline-offset: 2px; }
.billing-note { font-weight: 500; opacity: 0.8; font-size: var(--step--1); }

.plans {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  align-items: stretch;
}
.plan {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: clamp(1.5rem, 3vw, 2rem);
  border: 1px solid var(--rule);
  border-radius: 0.5rem;
  background: var(--ground);
}
.plan h3 {
  font-size: var(--step-2);
  font-weight: 800;
  font-variation-settings: "wdth" 112;
}
.plan-for { color: var(--ink-soft); min-height: 3em; }
.plan-price {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.6rem;
}
.plan-amount {
  font-size: clamp(2.2rem, 1.8rem + 1.5vw, 3rem);
  font-weight: 850;
  font-variation-settings: "wdth" 115;
  letter-spacing: -0.02em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.plan-amount-text { font-size: clamp(1.8rem, 1.5rem + 1.2vw, 2.4rem); }
.plan-unit { color: var(--ink-soft); font-size: var(--step--1); }
.plan-billing { color: var(--ink-soft); font-size: var(--step--1); }
.plan-list {
  list-style: none;
  padding: 0;
  margin: 0.9rem 0 1.5rem;
  display: grid;
  gap: 0.5rem;
}
.plan-list li {
  display: grid;
  grid-template-columns: 1.3rem 1fr;
}
.plan-list li::before { content: "\2713"; font-weight: 800; color: var(--carbon); }
.plan .btn { margin-top: auto; }

.plan-featured {
  --ink: var(--on-canary);
  --ink-soft: #4b4520;
  --carbon: #1f1d4d;
  --btn-bg: var(--on-canary);
  --btn-fg: var(--canary);
  --btn-border: var(--on-canary);
  background: var(--canary);
  color: var(--ink);
  border: 2px solid var(--on-canary);
}

@media (max-width: 900px) {
  .plans { grid-template-columns: 1fr; max-width: 34rem; }
  .plan-for { min-height: 0; }
}

/* ---------- Domande ---------- */

.faq {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
}
.faq .section-head { margin-bottom: 0; }
.faq-list { display: grid; min-width: 0; }
.faq-list details {
  border-top: 1px solid var(--rule);
}
.faq-list details:last-child { border-bottom: 1px solid var(--rule); }
.faq-list summary {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.1rem;
  font-weight: 700;
  font-size: var(--step-1);
  font-variation-settings: "wdth" 104;
  cursor: pointer;
  list-style: none;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  font-weight: 500;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--carbon);
}
.faq-list details[open] summary::after { content: "\2212"; }
.faq-list details p {
  padding-bottom: 1.25rem;
  color: var(--ink-soft);
  max-width: var(--measure);
}
@media (max-width: 860px) {
  .faq { grid-template-columns: 1fr; }
}

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

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.contact .section-head { margin-bottom: 0; }
.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem 1.25rem;
}
.field { display: grid; gap: 0.35rem; min-width: 0; }
.field label { font-weight: 650; font-size: var(--step--1); }
.field-wide { grid-column: 1 / -1; }
.optional { font-weight: 400; color: var(--ink-soft); }
.field-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.field-check {
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: 0.6rem;
}
.field-check input {
  width: 1.2rem;
  height: 1.2rem;
  margin: 0.15rem 0 0;
  accent-color: var(--on-canary);
}
.field-check label { font-weight: 500; font-size: var(--step-0); }
.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}
.form-status { font-weight: 600; max-width: 30rem; }
.form-status:empty { display: none; }
[aria-invalid="true"] { border-color: var(--danger); box-shadow: 0 0 0 1px var(--danger); }

@media (max-width: 860px) {
  .contact { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .contact-form { grid-template-columns: 1fr; }
}

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

.footer {
  padding-block: 2.5rem calc(2.5rem + env(safe-area-inset-bottom, 0px));
  padding-left: var(--gutter-l);
  padding-right: var(--gutter-r);
  background: var(--ground);
  border-top: 1px solid var(--rule);
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem 2rem;
  color: var(--ink-soft);
}
.footer .wordmark { color: var(--ink); }
.footer-copy { margin-left: auto; }

/* ---------- Pagina 404 ---------- */

.topbar-inner-split { justify-content: space-between; }

.not-found {
  min-height: 100vh;
  min-height: 100svh;
  padding-top: calc(var(--bar-h) + env(safe-area-inset-top, 0px) + clamp(3rem, 12vh, 7rem));
}
.not-found h1 {
  font-size: var(--step-4);
  font-weight: 850;
  font-variation-settings: "wdth" 112;
  letter-spacing: -0.025em;
  line-height: 0.95;
}