/* ==========================================================================
   GB Remote — Public Web (v2)
   Direzione: editoriale, tipografia bold, tag numerati, molto bianco.
   Palette conforme al brief: blu = azione/brand, verde = successo/online,
   rosso = distruttivo/errore, arancio = solo warning.

   Indice:
   1. Design tokens
   2. Reset & base
   3. Tipografia
   4. Layout & utility
   5. Bottoni & tag
   6. Navbar
   7. Hero
   8. Problem / value
   9. How it works
   10. For customers / For technicians (numbered split)
   11. Feature grid
   12. Security (sezione dark)
   13. Differentiation summary
   14. Plans placeholder
   15. Beta CTA
   16. FAQ
   17. Contact
   18. Final CTA band
   19. Footer
   20. Motion & reveal
   21. Responsive
   22. Reduced motion & accessibilità
   ========================================================================== */

/* ==========================================================================
   1. Design tokens
   ========================================================================== */
:root {
  /* Neutrals — editoriale, freddo/neutro (non blu-tinto, non cream) */
  --bg: #fafafa;
  --surface: #ffffff;
  --surface-alt: #f2f2f0;
  --ink: #101112;
  --ink-soft: #52525a;
  --muted: #717177; /* scurito da #86868c per garantire 4.5:1 su bianco */
  --border: #e3e3e0;
  --border-strong: #c8c8c4;

  /* Dark section (per la sezione "signature" a tutta larghezza) */
  --dark-bg: #0c0d10;
  --dark-surface: #17181c;
  --dark-border: #2a2b30;
  --dark-ink-soft: #b4b4ba;

  /* Brand / stato — coerenti col brief e con l'app reale */
  --primary: #2a5ce5;
  --primary-600: #1e46c4;
  --primary-700: #17359a;
  --primary-100: #e8eefe;
  --success: #189a4c;
  --success-100: #e4f7ea;
  --warning: #8d5507; /* scurito da #c9790a per garantire 4.5:1 sul tint */
  --warning-100: #fbf0dd;
  --danger: #d22a3d;
  --danger-100: #fbe7e9;

  /* Tipografia */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI Variable Display",
    "Segoe UI", "Inter", "Helvetica Neue", Roboto, Arial, sans-serif;

  --fs-10: 0.8125rem;
  --fs-20: 0.9375rem;
  --fs-30: 1.0625rem;
  --fs-40: 1.1875rem;
  --fs-50: 1.5rem;
  --fs-60: 1.9375rem;
  --fs-70: 2.5rem;
  --fs-80: 3.25rem;
  --fs-90: 4.5rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --space-9: 6rem;
  --space-10: 9rem;

  /* Radius — editoriale: più squadrato di v1, angoli piccoli/decisi */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 999px;

  --shadow-sm: 0 1px 2px rgba(16, 17, 18, 0.06);
  --shadow-md: 0 16px 32px -16px rgba(16, 17, 18, 0.18);
  --shadow-lg: 0 32px 64px -24px rgba(16, 17, 18, 0.22);

  --container-w: 1280px;
  --container-pad: clamp(1.25rem, 4vw, 3rem);
  --section-pad-y: clamp(4.5rem, 9vw, 8rem);
  --nav-h: 76px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast: 180ms;
  --dur-base: 340ms;
  --dur-slow: 600ms;
}

/* ==========================================================================
   2. Reset & base
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--fs-30);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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

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

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  z-index: 1000;
  background: var(--ink);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top var(--dur-fast) var(--ease-standard);
}

.skip-link:focus {
  top: var(--space-4);
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

::selection {
  background: var(--primary-100);
  color: var(--primary-700);
}

/* ==========================================================================
   3. Tipografia
   ========================================================================== */
h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.04;
  color: var(--ink);
}

h1 {
  font-size: var(--fs-90);
}

h2 {
  font-size: var(--fs-70);
  line-height: 1.08;
}

h3 {
  font-size: var(--fs-50);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

h4 {
  font-size: var(--fs-40);
  font-weight: 700;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

.lead {
  font-size: var(--fs-40);
  color: var(--ink-soft);
  line-height: 1.55;
  font-weight: 400;
}

/* Micro-label: piccola etichetta maiuscola, tracking largo — sans, mai monospace */
.tag-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-size: var(--fs-10);
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.tag-label .dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
}

/* Numero a due cifre stile "indice" (#01, #02...) */
.index-number {
  font-size: var(--fs-20);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--muted);
}

.section-head {
  max-width: 720px;
}

.section-head p {
  margin-top: var(--space-4);
}

.text-muted {
  color: var(--muted);
}

.text-soft {
  color: var(--ink-soft);
}

/* ==========================================================================
   4. Layout & utility
   ========================================================================== */
.container {
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

section {
  position: relative;
  padding-block: var(--section-pad-y);
}

.section-dark {
  background: var(--dark-bg);
  color: #fff;
}

.section-dark h2,
.section-dark h3,
.section-dark p {
  color: #fff;
}

.section-dark .lead,
.section-dark .text-soft {
  color: var(--dark-ink-soft);
}

.divider {
  height: 1px;
  background: var(--border);
  border: none;
  margin: 0;
}

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

/* Etichetta verticale ruotata lungo il bordo — dispositivo editoriale */
.edge-label {
  position: absolute;
  top: 50%;
  left: var(--space-4);
  transform-origin: left center;
  transform: translateY(-50%) rotate(-90deg) translateX(-50%);
  font-size: var(--fs-10);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
  display: none;
}

@media (min-width: 1180px) {
  .edge-label {
    display: block;
  }
}

/* ==========================================================================
   5. Bottoni, pill e mini "spec tag"
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.85rem 1.6rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: var(--fs-30);
  line-height: 1;
  white-space: nowrap;
  min-width: 0;
  transition: transform var(--dur-fast) var(--ease-standard),
    box-shadow var(--dur-fast) var(--ease-standard),
    background-color var(--dur-fast) var(--ease-standard),
    border-color var(--dur-fast) var(--ease-standard),
    color var(--dur-fast) var(--ease-standard);
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background: var(--ink);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background: var(--primary);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--border-strong);
}

.btn--ghost:hover {
  border-color: var(--ink);
  background: var(--surface-alt);
}

.section-dark .btn--ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.section-dark .btn--ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.btn--sm {
  padding: 0.6rem 1.15rem;
  font-size: var(--fs-20);
}

.btn--lg {
  padding: 1.05rem 2rem;
  font-size: var(--fs-40);
}

.btn[disabled],
.btn[aria-disabled="true"] {
  background: var(--surface-alt);
  color: var(--muted);
  border: 1px solid var(--border);
  box-shadow: none;
  cursor: not-allowed;
}

.btn[aria-disabled="true"]:hover {
  transform: none;
  background: var(--surface-alt);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
}

/* Pill di stato (online, warning, ecc.) */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: var(--fs-10);
  font-weight: 700;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--ink-soft);
}

.pill--success {
  background: var(--success-100);
  color: var(--success);
  border-color: transparent;
}

.pill--primary {
  background: var(--primary-100);
  color: var(--primary-700);
  border-color: transparent;
}

.pill--muted {
  background: var(--surface-alt);
  color: var(--muted);
}

.pill svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* "Spec tag": piccola scheda dati stile scontrino/etichetta prodotto */
.spec-tag {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.65rem 0.9rem;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  font-size: var(--fs-10);
  line-height: 1.3;
}

.spec-tag strong {
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.spec-tag span {
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
  font-size: 0.7rem;
}

/* ==========================================================================
   6. Navbar
   ========================================================================== */
.navbar {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 900;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(250, 250, 250, 0.7);
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  border-bottom: 1px solid transparent;
  transition: background-color var(--dur-base) var(--ease-standard),
    border-color var(--dur-base) var(--ease-standard),
    backdrop-filter var(--dur-base) var(--ease-standard),
    height var(--dur-base) var(--ease-standard);
}

.navbar.is-scrolled {
  height: 64px;
  background: rgba(250, 250, 250, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  width: 100%;
}

.navbar__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  flex-shrink: 0;
}

.navbar__brand svg {
  width: 28px;
  height: 28px;
}

.navbar__nav {
  display: flex;
}

.navbar__nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.navbar__nav a {
  font-size: var(--fs-20);
  font-weight: 600;
  color: var(--ink-soft);
  position: relative;
  padding-block: 0.3rem;
  transition: color var(--dur-fast) var(--ease-standard);
}

.navbar__nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -2px;
  height: 2px;
  background: var(--ink);
  border-radius: var(--radius-full);
  transition: right var(--dur-base) var(--ease-out);
}

.navbar__nav a:hover {
  color: var(--ink);
}

.navbar__nav a:hover::after {
  right: 0;
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.navbar__toggle span {
  width: 20px;
  height: 2px;
  background: var(--ink);
  border-radius: var(--radius-full);
  transition: transform var(--dur-base) var(--ease-standard),
    opacity var(--dur-base) var(--ease-standard);
}

.navbar__toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.navbar__toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Il menu mobile vive FUORI dall'header nel DOM: l'header ha backdrop-filter,
   che crea un containing block per i figli position:fixed e romperebbe
   l'altezza a piena pagina del menu. Vedi index.html. */
.mobile-menu {
  position: fixed;
  top: var(--nav-h);
  inset-inline: 0;
  bottom: 0;
  background: var(--surface);
  z-index: 890;
  padding: var(--space-6) var(--container-pad) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-7);
  overflow-y: auto;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-standard),
    transform var(--dur-base) var(--ease-standard),
    visibility 0s linear var(--dur-base);
}

.mobile-menu.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur-base) var(--ease-standard),
    transform var(--dur-base) var(--ease-standard),
    visibility 0s linear 0s;
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mobile-menu a {
  display: block;
  padding: var(--space-4) var(--space-1);
  font-size: var(--fs-50);
  font-weight: 700;
  border-bottom: 1px solid var(--border);
}

.mobile-menu__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.mobile-menu__actions .btn {
  width: 100%;
}

/* ==========================================================================
   7. Hero
   ========================================================================== */
.hero {
  padding-top: calc(var(--nav-h) + clamp(2.5rem, 6vw, 4.5rem));
  padding-bottom: clamp(3rem, 8vw, 6rem);
  overflow: hidden;
}

.hero__watermark {
  position: absolute;
  top: -4vw;
  right: -2vw;
  font-size: min(34vw, 480px);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--ink);
  opacity: 0.035;
  line-height: 1;
  pointer-events: none;
  z-index: 0;
  user-select: none;
}

.hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 4rem);
}

.hero__eyebrow {
  margin-bottom: var(--space-5);
}

.hero__title {
  font-size: clamp(var(--fs-80), 5.2vw, var(--fs-90));
}

.hero__title span {
  display: block;
}

.hero__title .is-accent {
  color: var(--primary);
}

.hero__sub {
  margin-top: var(--space-6);
  max-width: 46ch;
}

.hero__actions {
  margin-top: var(--space-7);
}

.hero__trust {
  margin-top: var(--space-7);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6);
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-20);
  font-weight: 600;
  color: var(--ink-soft);
}

.hero__trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
  flex-shrink: 0;
}

.hero__visual {
  position: relative;
}

.hero__frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  background: var(--surface);
}

.hero__frame img {
  width: 100%;
  height: auto;
}

.hero__tag-index {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.8rem;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: var(--fs-10);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  z-index: 2;
}

.hero__spec {
  bottom: -18px;
  right: 6%;
}


/* ==========================================================================
   8. Problem / value (comparison a due colonne)
   ========================================================================== */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 5rem);
}

.compare__col {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.compare__col + .compare__col {
  border-left: 1px solid var(--border);
  padding-left: clamp(2rem, 6vw, 5rem);
}

.compare__label {
  font-size: var(--fs-10);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.compare__col--solution .compare__label {
  color: var(--primary);
}

.compare__item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--fs-40);
  line-height: 1.4;
}

.compare__item svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 5px;
}

.compare__col--problem .compare__item svg {
  color: var(--muted);
}

.compare__col--solution .compare__item svg {
  color: var(--primary);
}

.compare__col--problem .compare__item {
  color: var(--ink-soft);
}

/* ==========================================================================
   9. How it works
   ========================================================================== */
.steps-list {
  display: flex;
  flex-direction: column;
}

.steps-list__item {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: var(--space-6);
  padding-block: var(--space-6);
  border-top: 1px solid var(--border);
  align-items: baseline;
}

.steps-list__item:last-child {
  border-bottom: 1px solid var(--border);
}

.steps-list__num {
  font-size: var(--fs-80);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--muted);
  line-height: 1;
}

.steps-list__body h3 {
  margin-bottom: var(--space-2);
}

.steps-list__body p {
  color: var(--ink-soft);
  max-width: 62ch;
}

/* ==========================================================================
   10. For customers / For technicians — split numerato
   ========================================================================== */
.split {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.split + .split {
  margin-top: var(--space-10);
}

.split--reverse .split__copy {
  order: 2;
}

.split--reverse .split__visual {
  order: 1;
}

.split__index {
  font-size: var(--fs-60);
  font-weight: 800;
  color: var(--muted);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.split__copy h2 {
  font-size: var(--fs-70);
}

.split__copy .lead {
  margin-top: var(--space-4);
}

.split__list {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.split__list li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--fs-30);
  color: var(--ink-soft);
}

.split__list svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.split__visual {
  position: relative;
}

.split__frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  background: var(--surface);
}

.split__frame img {
  width: 100%;
  height: auto;
}

/* ==========================================================================
   11. Feature grid (capacità — con stato quando rilevante)
   ========================================================================== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--border);
  border-left: 1px solid var(--border);
}

.feature-grid__item {
  padding: var(--space-6);
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 210px;
  transition: background-color var(--dur-base) var(--ease-standard);
}

.feature-grid__item:hover {
  background: var(--surface-alt);
}

.feature-grid__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.feature-grid__item .index-number {
  font-size: var(--fs-50);
  color: var(--muted);
}

.feature-grid__item h3 {
  font-size: var(--fs-40);
  margin-top: var(--space-2);
}

.feature-grid__item p {
  color: var(--ink-soft);
  font-size: var(--fs-20);
  margin-top: auto;
  padding-top: var(--space-3);
}

.status-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status-chip--beta {
  background: var(--primary-100);
  color: var(--primary-700);
}

.status-chip--roadmap {
  background: var(--surface-alt);
  color: var(--ink-soft);
  border: 1px solid var(--border);
}

.status-chip--dev {
  background: var(--warning-100);
  color: var(--warning);
}

/* ==========================================================================
   12. Security (sezione dark — momento "signature")
   ========================================================================== */
.security-dark {
  overflow: hidden;
}

.security-dark__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.security-dark__list {
  margin-top: var(--space-7);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.security-dark__row {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--dark-border);
}

.security-dark__row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.security-dark__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--dark-surface);
  border: 1px solid var(--dark-border);
  color: #fff;
  flex-shrink: 0;
}

.security-dark__row h3 {
  font-size: var(--fs-40);
  margin-bottom: var(--space-1);
}

.security-dark__note {
  margin-top: var(--space-7);
  font-size: var(--fs-10);
  color: var(--dark-ink-soft);
  max-width: 56ch;
}

.security-dark__visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--dark-border);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.6);
}

.security-dark__visual img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   13. Differentiation summary
   ========================================================================== */
.summary-belt {
  display: grid;
  grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(2rem, 6vw, 4rem);
}

.summary-belt__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-6);
}

.summary-belt__list li {
  display: flex;
  gap: var(--space-3);
  align-items: baseline;
  font-size: var(--fs-30);
  color: var(--ink-soft);
  padding-block: var(--space-3);
  border-top: 1px solid var(--border);
}

.summary-belt__list .index-number {
  font-size: var(--fs-20);
  flex-shrink: 0;
}

/* ==========================================================================
   14. Plans placeholder
   ========================================================================== */
.plans-block {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
  padding: clamp(2.5rem, 6vw, 4rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.plans-block p {
  margin-top: var(--space-4);
  color: var(--ink-soft);
}

/* ==========================================================================
   15. Beta CTA
   ========================================================================== */
.beta-block {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding: clamp(2.5rem, 6vw, 4rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.beta-block__list {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.beta-block__list li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--fs-30);
  color: var(--ink-soft);
}

.beta-block__list svg {
  width: 18px;
  height: 18px;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.beta-block__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--surface-alt);
  border-radius: var(--radius-md);
  text-align: center;
}

.beta-block__actions .btn {
  width: 100%;
}

.beta-block__actions p {
  font-size: var(--fs-10);
  color: var(--muted);
}

/* ==========================================================================
   16. FAQ
   ========================================================================== */
.faq__list {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
}

.faq__item {
  border-bottom: 1px solid var(--border);
}

.faq__item:first-child {
  border-top: 1px solid var(--border);
}

.faq__item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-6) var(--space-1);
  cursor: pointer;
  font-weight: 700;
  font-size: var(--fs-40);
  list-style: none;
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

.faq__item summary .faq__chevron {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  color: var(--muted);
  transition: transform var(--dur-base) var(--ease-standard);
}

.faq__item[open] summary .faq__chevron {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq__answer {
  padding: 0 var(--space-1) var(--space-6);
  color: var(--ink-soft);
  max-width: 68ch;
}

/* ==========================================================================
   17. Contact
   ========================================================================== */
.contact__card {
  max-width: 680px;
  margin-inline: auto;
  text-align: center;
  padding: clamp(2rem, 5vw, 3rem);
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
}

.contact__card p {
  margin-top: var(--space-4);
  color: var(--ink-soft);
}

.contact__actions {
  margin-top: var(--space-6);
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* ==========================================================================
   18. Final CTA band
   ========================================================================== */
.cta-band {
  padding-block: clamp(3.5rem, 8vw, 6rem);
}

.cta-band__panel {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 6vw, 4.5rem);
  background: var(--primary);
  color: #fff;
  text-align: center;
}

.cta-band__panel h2 {
  color: #fff;
  font-size: var(--fs-70);
  max-width: 22ch;
  margin-inline: auto;
}

.cta-band__panel p {
  margin-top: var(--space-4);
  color: rgba(255, 255, 255, 0.86);
  max-width: 52ch;
  margin-inline: auto;
}

.cta-band__actions {
  margin-top: var(--space-7);
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.cta-band .btn--primary {
  background: #fff;
  color: var(--primary-700);
}

.cta-band .btn--primary:hover {
  background: var(--surface-alt);
}

.cta-band .btn--ghost {
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
}

.cta-band .btn--ghost:hover {
  background: rgba(255, 255, 255, 0.14);
  border-color: #fff;
}

/* ==========================================================================
   19. Footer
   ========================================================================== */
.footer {
  padding-block: var(--space-9) var(--space-7);
  border-top: 1px solid var(--border);
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-7);
}

.footer__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  font-size: 1.1rem;
}

.footer__brand svg {
  width: 26px;
  height: 26px;
}

.footer__tagline {
  margin-top: var(--space-4);
  color: var(--muted);
  font-size: var(--fs-20);
  max-width: 32ch;
}

.footer__standalone-note {
  margin-top: var(--space-4);
  font-size: var(--fs-10);
  color: var(--muted);
  max-width: 34ch;
}

.footer__col h2 {
  font-size: var(--fs-20);
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--space-4);
  letter-spacing: -0.01em;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__col a {
  color: var(--ink-soft);
  font-size: var(--fs-20);
  transition: color var(--dur-fast) var(--ease-standard);
}

.footer__col a:hover {
  color: var(--primary);
}

.footer__bottom {
  margin-top: var(--space-9);
  padding-top: var(--space-5);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
  font-size: var(--fs-10);
  color: var(--muted);
}

/* ==========================================================================
   20. Motion & reveal
   ========================================================================== */
[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--dur-slow) var(--ease-out),
    transform var(--dur-slow) var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}

[data-reveal].in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   21. Responsive
   ========================================================================== */

/* Laptop / desktop piccolo — 1280px */
@media (max-width: 1280px) {
  :root {
    --container-w: 1080px;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Tablet landscape — 1024px */
@media (max-width: 1024px) {
  .navbar__nav {
    display: none;
  }

  .navbar__toggle {
    display: flex;
  }

  .hero__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero__visual {
    order: -1;
  }

  .hero__title,
  .hero__sub,
  .hero__trust {
    margin-inline: auto;
  }

  .hero__title {
    text-align: center;
  }

  .hero__sub {
    text-align: center;
  }

  .hero__eyebrow,
  .hero__actions .btn-row,
  .hero__trust {
    justify-content: center;
  }

  .hero__eyebrow {
    display: flex;
  }

  .compare {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-8);
  }

  .compare__col + .compare__col {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border);
    padding-top: var(--space-8);
  }

  .split,
  .split--reverse {
    grid-template-columns: minmax(0, 1fr);
  }

  .split__copy,
  .split--reverse .split__copy {
    order: 2;
  }

  .split__visual,
  .split--reverse .split__visual {
    order: 1;
    margin-bottom: var(--space-6);
  }

  .security-dark__grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .security-dark__visual {
    order: -1;
  }

  .summary-belt {
    grid-template-columns: minmax(0, 1fr);
  }

  .beta-block {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: var(--space-8);
  }
}

/* Tablet portrait — 768px */
@media (max-width: 768px) {
  h1 {
    font-size: var(--fs-70);
  }

  h2 {
    font-size: var(--fs-60);
  }

  section {
    padding-block: clamp(3rem, 10vw, 4.5rem);
  }

  .steps-list__item {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-2);
  }

  .steps-list__num {
    font-size: var(--fs-60);
  }

  .feature-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .summary-belt__list {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer__grid {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-8);
  }

  .footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Telefono grande — 430px */
@media (max-width: 430px) {
  :root {
    --fs-90: 2.7rem;
  }

  .btn-row,
  .hero__actions .btn-row {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .hero__tag-index {
    display: none;
  }

  .contact__actions,
  .cta-band__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .contact__actions .btn,
  .cta-band__actions .btn {
    width: 100%;
  }
}

/* Telefono piccolo — 390px / 360px */
@media (max-width: 390px) {
  .container {
    padding-inline: 1.1rem;
  }

  h1 {
    font-size: clamp(2.1rem, 9vw, 2.6rem);
  }

  .navbar__actions .btn--ghost {
    display: none;
  }
}

/* ==========================================================================
   22. Reduced motion & accessibilità
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-contrast: more) {
  :root {
    --border: #b8b8b4;
    --border-strong: #8f8f8b;
    --ink-soft: #333336;
  }
}

/* ==========================================================================
   Roadmap row — riga di chip "in arrivo", flex-wrap (nessuna griglia rigida
   a colonne fisse: si adatta a qualunque larghezza senza bisogno di
   breakpoint dedicati).
   ========================================================================== */
.roadmap-row {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  align-items: baseline;
}

.roadmap-row__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
}

.roadmap-row__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-30);
  color: var(--ink-soft);
  white-space: normal;
}