/* ==========================================================================
   Talkzen — design system
   Light mode. Accento electric mint usato con parsimonia.
   Instrument Serif (display) / Inter Tight (corpo, UI) / JetBrains Mono (dati).
   ========================================================================== */

:root {
  /* Superfici */
  --bg:            #fbfbfa;
  --surface:       #ffffff;
  --surface-sunk:  #f4f5f4;
  --border:        #e4e7e5;
  --border-strong: #d2d7d4;

  /* Inchiostro */
  --ink:      #0e1311;
  --ink-soft: #3c4441;
  --ink-mute: #6a7370;

  /* Accento — electric mint.
     #00d3a7 su bianco fa 1.9:1: mai come testo. Come fondo con inchiostro
     scuro sopra fa 9.8:1. Per il testo tinto esiste --mint-ink (5.2:1). */
  --mint:       #00d3a7;
  --mint-dark:  #00b892;
  --mint-ink:   #00795f;
  --mint-wash:  #eafaf6;

  /* Griglia tecnica della hero */
  --grid-line:  rgba(14, 19, 17, 0.055);
  --grid-major: rgba(14, 19, 17, 0.085);

  /* Tipografia */
  --font-display: "Instrument Serif", Georgia, "Times New Roman", serif;
  --font-ui:      "Inter Tight", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Ritmo */
  --measure: 1120px;
  --gap:     clamp(1rem, 2.5vw, 1.75rem);
  --section: clamp(4rem, 9vw, 7.5rem);
  --radius:  14px;
  --radius-sm: 9px;

  --shadow-sm: 0 1px 2px rgba(14,19,17,.05), 0 1px 1px rgba(14,19,17,.03);
  --shadow-md: 0 8px 24px -12px rgba(14,19,17,.16), 0 2px 6px rgba(14,19,17,.04);
  --shadow-lg: 0 32px 64px -28px rgba(14,19,17,.28), 0 8px 20px -12px rgba(14,19,17,.10);
}

/* --------------------------------------------------------------- reset -- */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 1.0625rem;
  line-height: 1.65;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }

/* ------------------------------------------------------------- a11y ----- */

:focus-visible {
  outline: 2px solid var(--mint-ink);
  outline-offset: 3px;
  border-radius: 3px;
}
:focus:not(:focus-visible) { outline: none; }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 999;
  background: var(--ink);
  color: #fff;
  padding: .7rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  font-weight: 500;
  text-decoration: none;
  transition: top .15s ease;
}
.skip-link:focus { top: 1rem; }

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

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

/* ------------------------------------------------------- tipografia ----- */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 .5em;
  text-wrap: balance;
}

h1 { font-size: clamp(2.75rem, 6.2vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.6rem); }
h4 { font-size: 1.125rem; font-family: var(--font-ui); font-weight: 600; letter-spacing: -0.005em; }

p  { margin: 0 0 1.15em; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

a { color: var(--mint-ink); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }

strong { font-weight: 600; }
code, kbd { font-family: var(--font-mono); font-size: .875em; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--mint-ink);
  margin: 0 0 1rem;
  display: block;
}

.lede {
  font-size: clamp(1.0625rem, 1.7vw, 1.1875rem);
  color: var(--ink-soft);
  max-width: 62ch;
}

/* --------------------------------------------------------- struttura ---- */

.wrap {
  width: min(100% - 2.5rem, var(--measure));
  margin-inline: auto;
}
@media (max-width: 640px) { .wrap { width: min(100% - 2rem, var(--measure)); } }

.section { padding-block: var(--section); }
.section--sunk { background: var(--surface-sunk); border-block: 1px solid var(--border); }

.section-head { max-width: 60ch; margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }

/* ---------------------------------------------------------- bottoni ----- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .8rem 1.4rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: .9688rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color .18s ease, border-color .18s ease,
              color .18s ease, transform .18s ease, box-shadow .18s ease;
}
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--mint);
  color: var(--ink);
  box-shadow: 0 1px 2px rgba(0,121,95,.18);
}
.btn--primary:hover { background: var(--mint-dark); color: var(--ink); }

.btn--ghost {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-sm);
}
.btn--ghost:hover { border-color: var(--ink-mute); color: var(--ink); }

.btn--plain { background: transparent; color: var(--ink-soft); padding-inline: .6rem; }
.btn--plain:hover { color: var(--ink); }

.btn--lg { padding: .95rem 1.75rem; font-size: 1.0313rem; }
.btn--block { width: 100%; }

.btn-row { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; }

/* ------------------------------------------------------------ header ---- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251,251,250,.82);
  backdrop-filter: saturate(1.6) blur(14px);
  -webkit-backdrop-filter: saturate(1.6) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background-color .2s ease;
}
.site-header[data-scrolled="true"] { border-bottom-color: var(--border); }

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-height: 4.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-display);
  font-size: 1.4375rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
  margin-right: auto;
}
.brand:hover { color: var(--ink); }
.brand__mark { width: 26px; height: 26px; flex: none; }

.nav { display: flex; align-items: center; gap: .35rem; }
.nav a {
  padding: .45rem .7rem;
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  font-weight: 450;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color .15s ease, background-color .15s ease;
}
.nav a:hover { color: var(--ink); background: var(--surface-sunk); }
.nav a[aria-current="page"] { color: var(--ink); font-weight: 500; }

.header-actions { display: flex; align-items: center; gap: .6rem; }

@media (max-width: 900px) {
  .nav { display: none; }
  .nav[data-open="true"] {
    display: flex;
    position: absolute;
    inset: 100% 1.25rem auto 1.25rem;
    flex-direction: column;
    align-items: stretch;
    gap: .15rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: .5rem;
    box-shadow: var(--shadow-lg);
  }
  .nav[data-open="true"] a { padding: .7rem .8rem; }
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.4rem; height: 2.4rem;
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
}
@media (max-width: 900px) { .nav-toggle { display: inline-flex; } }
@media (max-width: 560px) { .header-actions .btn--ghost { display: none; } }

/* --------------------------------------------- selettore di lingua ------ */

.lang {
  position: relative;
}
.lang__btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem .65rem;
  background: transparent;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .06em;
  color: var(--ink-soft);
  cursor: pointer;
  transition: border-color .15s ease, color .15s ease;
}
.lang__btn:hover { border-color: var(--ink-mute); color: var(--ink); }
.lang__btn svg { width: 10px; height: 10px; opacity: .55; }

.lang__menu {
  position: absolute;
  top: calc(100% + .45rem);
  right: 0;
  min-width: 9.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  padding: .3rem;
  margin: 0;
  list-style: none;
  z-index: 120;
}
.lang__menu[hidden] { display: none; }
.lang__menu button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  width: 100%;
  padding: .5rem .6rem;
  background: transparent;
  border: 0;
  border-radius: 6px;
  font-size: .9063rem;
  text-align: left;
  color: var(--ink-soft);
  cursor: pointer;
}
.lang__menu button:hover { background: var(--surface-sunk); color: var(--ink); }
.lang__menu button[aria-current="true"] { color: var(--ink); font-weight: 500; }
.lang__menu button[aria-current="true"]::after {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--mint);
  flex: none;
}
.lang__code { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .08em; opacity: .6; }

/* -------------------------------------------------------------- hero ---- */

.hero {
  position: relative;
  padding-top: clamp(3.5rem, 7vw, 5.5rem);
  padding-bottom: clamp(3rem, 6vw, 4.5rem);
  overflow: hidden;
}

/* Griglia tecnica: maglia fine 28px + linea maggiore ogni 140px,
   sfumata ai bordi perché non competa col contenuto. */
.hero__grid {
  position: absolute;
  inset: -1px 0 auto;
  height: 100%;
  pointer-events: none;
  background-image:
    linear-gradient(to right,  var(--grid-major) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-major) 1px, transparent 1px),
    linear-gradient(to right,  var(--grid-line)  1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line)  1px, transparent 1px);
  background-size: 140px 140px, 140px 140px, 28px 28px, 28px 28px;
  -webkit-mask-image: radial-gradient(115% 78% at 50% 22%, #000 34%, transparent 78%);
          mask-image: radial-gradient(115% 78% at 50% 22%, #000 34%, transparent 78%);
}

.hero__inner { position: relative; z-index: 1; }

/* Hero centrata, su tutte e tre le pagine che ne hanno una: index, careers
   e contact.

   La misura e' 62ch e non piu' stretta: centrato, un blocco stretto diventa una
   colonna alta e sbilenca, e la headline della landing andava su cinque
   righe invece di tre.

   btn-row e hero__meta sono contenitori flex: text-align da solo non li
   sposta, serve justify-content. Esistono solo nella hero della landing,
   ma la regola e' innocua dove non ci sono.

   Il mockup della dashboard sta FUORI da .hero__head, quindi resta a piena
   larghezza e i suoi testi restano allineati a sinistra: e' un'interfaccia,
   non una frase. */
.hero__head {
  max-width: 62ch;
  margin-inline: auto;
  text-align: center;
}
.hero__head .lede {
  margin-inline: auto;
}
.hero__head .btn-row,
.hero__head .hero__meta {
  justify-content: center;
}
.hero h1 { margin-bottom: .35em; }
.hero h1 em {
  font-style: italic;
  color: var(--mint-ink);
}
.hero .lede { margin-bottom: 2rem; }

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 1.75rem;
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--ink-mute);
}
.hero__meta span { display: inline-flex; align-items: center; gap: .45rem; }
.hero__meta span::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--mint);
  flex: none;
}

/* ------------------------------------------- mockup della dashboard ----- */

.mockup {
  margin-top: clamp(3rem, 6vw, 4.5rem);
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.mockup__chrome {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .7rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-sunk);
}
.mockup__dots { display: flex; gap: .35rem; flex: none; }
.mockup__dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--border-strong); }
.mockup__url {
  font-family: var(--font-mono);
  font-size: .6875rem;
  color: var(--ink-mute);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: .2rem .6rem;
  letter-spacing: .01em;
}

.mockup__body {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr) 234px;
  min-height: 452px;
}

/* colonna 1 — canali */
.mk-rail {
  border-right: 1px solid var(--border);
  padding: 1.1rem .85rem;
  background: linear-gradient(180deg, var(--surface) 0%, #fcfdfc 100%);
}
.mk-rail__title {
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 .75rem .3rem;
}
.mk-chan {
  display: flex;
  align-items: center;
  gap: .55rem;
  padding: .45rem .5rem;
  border-radius: 7px;
  font-size: .8125rem;
  color: var(--ink-soft);
  margin-bottom: .1rem;
}
.mk-chan[data-active="true"] {
  background: var(--mint-wash);
  color: var(--ink);
  font-weight: 500;
  box-shadow: inset 2px 0 0 var(--mint);
}
.mk-chan__ico { width: 15px; height: 15px; flex: none; opacity: .78; }
.mk-chan[data-active="true"] .mk-chan__ico { opacity: 1; }
.mk-chan__n {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: .625rem;
  color: var(--ink-mute);
}
.mk-rail__sep { height: 1px; background: var(--border); margin: .9rem .3rem; }

/* colonna 2 — conversazione */
.mk-thread { display: flex; flex-direction: column; min-width: 0; }
.mk-thread__head {
  display: flex;
  align-items: center;
  gap: .6rem;
  padding: .8rem 1.1rem;
  border-bottom: 1px solid var(--border);
}
.mk-av {
  width: 27px; height: 27px;
  border-radius: 50%;
  background: var(--surface-sunk);
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  font-size: .6875rem;
  font-weight: 600;
  color: var(--ink-soft);
  flex: none;
}
.mk-thread__who { font-size: .8125rem; font-weight: 500; line-height: 1.3; }
.mk-thread__sub { font-family: var(--font-mono); font-size: .625rem; color: var(--ink-mute); }
.mk-badge {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-family: var(--font-mono);
  font-size: .5938rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--mint-ink);
  background: var(--mint-wash);
  border: 1px solid rgba(0,211,167,.3);
  border-radius: 20px;
  padding: .18rem .55rem;
  flex: none;
}
.mk-badge::before {
  content: "";
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--mint);
  animation: mk-pulse 2.4s ease-in-out infinite;
}
@keyframes mk-pulse { 0%,100% { opacity: 1; } 50% { opacity: .25; } }

.mk-msgs {
  flex: 1;
  padding: 1.1rem;
  display: flex;
  flex-direction: column;
  gap: .7rem;
  background: #fcfdfd;
  min-width: 0;
}
.mk-msg { max-width: 82%; font-size: .8125rem; line-height: 1.5; }
.mk-msg p {
  margin: 0;
  padding: .6rem .8rem;
  border-radius: 11px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink-soft);
}
.mk-msg--in  { align-self: flex-start; }
.mk-msg--in  p { border-bottom-left-radius: 4px; }
.mk-msg--out { align-self: flex-end; }
.mk-msg--out p {
  background: var(--mint-wash);
  border-color: rgba(0,211,167,.28);
  border-bottom-right-radius: 4px;
  color: var(--ink);
}
.mk-msg__meta {
  font-family: var(--font-mono);
  font-size: .5625rem;
  letter-spacing: .05em;
  color: var(--ink-mute);
  margin-top: .28rem;
  padding-inline: .2rem;
}
.mk-msg--out .mk-msg__meta { text-align: right; }

.mk-typing { display: inline-flex; gap: 3px; padding: .7rem .8rem; }
.mk-typing i {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--ink-mute);
  opacity: .4;
  animation: mk-bounce 1.3s ease-in-out infinite;
}
.mk-typing i:nth-child(2) { animation-delay: .17s; }
.mk-typing i:nth-child(3) { animation-delay: .34s; }
@keyframes mk-bounce { 0%,60%,100% { transform: translateY(0); opacity: .4; } 30% { transform: translateY(-3px); opacity: .9; } }

.mk-compose {
  border-top: 1px solid var(--border);
  padding: .7rem 1.1rem;
  display: flex;
  align-items: center;
  gap: .6rem;
  background: var(--surface);
}
.mk-compose__field {
  flex: 1;
  height: 1.9rem;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface-sunk);
  display: flex;
  align-items: center;
  padding-inline: .6rem;
  font-size: .75rem;
  color: var(--ink-mute);
}
.mk-compose__send {
  width: 1.9rem; height: 1.9rem;
  border-radius: 7px;
  background: var(--mint);
  display: grid;
  place-items: center;
  flex: none;
}
.mk-compose__send svg { width: 12px; height: 12px; }

/* colonna 3 — metriche */
.mk-panel {
  border-left: 1px solid var(--border);
  padding: 1.1rem .95rem;
  background: linear-gradient(180deg, #fcfdfc 0%, var(--surface) 100%);
}
.mk-panel__title {
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 .85rem;
}
.mk-stat { margin-bottom: 1rem; }
.mk-stat__k {
  font-size: .6875rem;
  color: var(--ink-mute);
  margin-bottom: .1rem;
}
.mk-stat__v {
  font-family: var(--font-mono);
  font-size: 1.375rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--ink);
  line-height: 1.1;
}
.mk-stat__v small {
  font-size: .625rem;
  font-weight: 400;
  color: var(--mint-ink);
  margin-left: .3rem;
  letter-spacing: 0;
}
.mk-bar {
  height: 3px;
  border-radius: 2px;
  background: var(--surface-sunk);
  margin-top: .4rem;
  overflow: hidden;
}
.mk-bar i { display: block; height: 100%; border-radius: 2px; background: var(--mint); }

.mk-spark { display: flex; align-items: flex-end; gap: 2px; height: 34px; margin-top: .5rem; }
.mk-spark i {
  flex: 1;
  background: var(--mint-wash);
  border-top: 2px solid var(--mint);
  border-radius: 1px;
}

.mk-panel__sep { height: 1px; background: var(--border); margin: 1rem 0; }

.mk-tag {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .6875rem;
  color: var(--ink-soft);
  padding: .3rem 0;
}
.mk-tag b { font-family: var(--font-mono); font-weight: 500; color: var(--ink); }

@media (max-width: 1040px) {
  .mockup__body { grid-template-columns: 168px minmax(0,1fr); }
  .mk-panel { display: none; }
}
@media (max-width: 720px) {
  .mockup__body { grid-template-columns: minmax(0,1fr); min-height: 0; }
  .mk-rail { display: none; }
  .mockup__url { display: none; }
}

/* ------------------------------------------------------------- card ----- */

.grid { display: grid; gap: var(--gap); }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 21rem), 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr)); }
.grid--4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 13.5rem), 1fr)); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow-sm);
}
.card h3 { font-family: var(--font-ui); font-size: 1.0625rem; font-weight: 600; margin-bottom: .45rem; letter-spacing: -0.008em; }
.card p  { font-size: .9375rem; color: var(--ink-soft); margin: 0; }

/* passi "come funziona" */
.step { position: relative; padding-top: 2.6rem; }
.step__n {
  position: absolute;
  top: 0; left: 0;
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .05em;
  color: var(--mint-ink);
  background: var(--mint-wash);
  border: 1px solid rgba(0,211,167,.3);
  border-radius: 6px;
  padding: .18rem .5rem;
}

/* canali */
.chan {
  display: flex;
  align-items: center;
  gap: .8rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .95rem 1.1rem;
  box-shadow: var(--shadow-sm);
}
.chan svg { width: 21px; height: 21px; flex: none; }
.chan__name { font-size: .9375rem; font-weight: 500; line-height: 1.25; }
.chan__note { font-size: .75rem; color: var(--ink-mute); line-height: 1.3; }

/* ---------------------------------------------------------- pricing ----- */

.price-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); align-items: start; }

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem 1.5rem;
  box-shadow: var(--shadow-sm);
  height: 100%;
}
.plan[data-featured="true"] {
  border-color: var(--mint);
  box-shadow: var(--shadow-md), 0 0 0 3px rgba(0,211,167,.12);
}
.plan__flag {
  position: absolute;
  top: -.72rem; left: 1.5rem;
  font-family: var(--font-mono);
  font-size: .5938rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  background: var(--mint);
  color: var(--ink);
  border-radius: 20px;
  padding: .22rem .6rem;
  font-weight: 500;
}
.plan__name { font-family: var(--font-ui); font-size: 1.0625rem; font-weight: 600; margin: 0 0 .15rem; }
.plan__blurb { font-size: .8125rem; color: var(--ink-mute); margin: 0 0 1.1rem; min-height: 2.6em; line-height: 1.35; }
.plan__price {
  font-family: var(--font-mono);
  font-size: 2.125rem;
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1;
  color: var(--ink);
}
.plan__per { font-family: var(--font-ui); font-size: .8125rem; font-weight: 400; color: var(--ink-mute); letter-spacing: 0; }
.plan__feats { list-style: none; margin: 1.3rem 0 1.6rem; padding: 0; display: grid; gap: .55rem; }
.plan__feats li {
  position: relative;
  padding-left: 1.4rem;
  font-size: .875rem;
  color: var(--ink-soft);
  line-height: 1.45;
}
.plan__feats li::before {
  content: "";
  position: absolute;
  left: 0; top: .48em;
  width: 8px; height: 5px;
  border-left: 1.8px solid var(--mint-ink);
  border-bottom: 1.8px solid var(--mint-ink);
  transform: rotate(-45deg);
}
.plan .btn { margin-top: auto; }

.price-note {
  margin-top: 1.5rem;
  font-size: .8125rem;
  color: var(--ink-mute);
  text-align: center;
}

/* -------------------------------------------------------------- FAQ ---- */

.faq { max-width: 47rem; }
.faq details {
  border-bottom: 1px solid var(--border);
  padding: 0;
}
.faq details:first-of-type { border-top: 1px solid var(--border); }
.faq summary {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.15rem .25rem;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.008em;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "";
  margin-left: auto;
  flex: none;
  width: 10px; height: 10px;
  margin-top: .42em;
  border-right: 1.8px solid var(--ink-mute);
  border-bottom: 1.8px solid var(--ink-mute);
  transform: rotate(45deg);
  transition: transform .2s ease;
}
.faq details[open] summary::after { transform: rotate(-135deg); }
.faq summary:hover { color: var(--mint-ink); }
.faq__a { padding: 0 3rem 1.3rem .25rem; font-size: .9375rem; color: var(--ink-soft); }

/* ----------------------------------------------------------- CTA band -- */

.cta-band {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--surface);
  padding: clamp(2.5rem, 5.5vw, 4rem);
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right,  var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: radial-gradient(90% 80% at 50% 50%, #000 8%, transparent 72%);
          mask-image: radial-gradient(90% 80% at 50% 50%, #000 8%, transparent 72%);
  pointer-events: none;
}
.cta-band > * { position: relative; }
.cta-band h2 { margin-bottom: .4em; }
.cta-band .lede { margin-inline: auto; margin-bottom: 1.85rem; }
.cta-band .btn-row { justify-content: center; }

/* ------------------------------------------------- pagine di testo ----- */

.doc-head {
  padding-top: clamp(3rem, 6vw, 4.5rem);
  padding-bottom: clamp(1.75rem, 3.5vw, 2.5rem);
  border-bottom: 1px solid var(--border);
}
.doc-head h1 { font-size: clamp(2.25rem, 4.8vw, 3.25rem); margin-bottom: .3em; }
.doc-meta {
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .04em;
  color: var(--ink-mute);
}

.doc { display: grid; grid-template-columns: 15rem minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); padding-block: clamp(2.5rem, 5vw, 3.5rem); align-items: start; }
@media (max-width: 900px) { .doc { grid-template-columns: minmax(0,1fr); } }

.doc-toc { position: sticky; top: 5.75rem; }
@media (max-width: 900px) {
  .doc-toc {
    position: static;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.25rem;
  }
}
.doc-toc__title {
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 .75rem;
}
.doc-toc ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; display: grid; gap: .12rem; }
.doc-toc li { counter-increment: toc; }
.doc-toc a {
  display: block;
  padding: .3rem .5rem .3rem 2rem;
  position: relative;
  border-radius: 6px;
  font-size: .8438rem;
  line-height: 1.35;
  color: var(--ink-mute);
  text-decoration: none;
}
.doc-toc a::before {
  content: counter(toc);
  position: absolute;
  left: .5rem;
  font-family: var(--font-mono);
  font-size: .6875rem;
  opacity: .65;
}
.doc-toc a:hover { background: var(--surface-sunk); color: var(--ink); }

.doc-body { max-width: 68ch; }
.doc-body section { scroll-margin-top: 6rem; margin-bottom: 2.75rem; }
.doc-body section:last-child { margin-bottom: 0; }
.doc-body h2 {
  font-family: var(--font-ui);
  font-size: 1.1875rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin-bottom: .6rem;
  padding-bottom: .55rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: .7rem;
}
.doc-body h2 .doc-body__n {
  font-family: var(--font-mono);
  font-size: .75rem;
  font-weight: 500;
  color: var(--mint-ink);
  flex: none;
}
.doc-body h3 { font-family: var(--font-ui); font-size: 1rem; font-weight: 600; margin: 1.5rem 0 .4rem; }
.doc-body p, .doc-body li { font-size: .9688rem; color: var(--ink-soft); }
.doc-body ul, .doc-body ol { padding-left: 1.15rem; margin: 0 0 1.15em; display: grid; gap: .35rem; }
.doc-body li::marker { color: var(--ink-mute); }

.callout {
  background: var(--surface-sunk);
  border: 1px solid var(--border);
  border-left: 3px solid var(--mint);
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  margin: 1.25rem 0;
}
.callout p { margin: 0; font-size: .9063rem; }

.data-table { width: 100%; border-collapse: collapse; margin: 1.1rem 0; font-size: .875rem; }
.data-table th, .data-table td {
  text-align: left;
  padding: .65rem .8rem;
  border: 1px solid var(--border);
  vertical-align: top;
}
.data-table th { background: var(--surface-sunk); font-weight: 600; font-size: .8125rem; }
.data-table td { color: var(--ink-soft); }
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* ------------------------------------------------------------ form ----- */

.form-layout { display: grid; grid-template-columns: minmax(0,1fr) 20rem; gap: clamp(2rem, 5vw, 3.5rem); align-items: start; }
@media (max-width: 880px) { .form-layout { grid-template-columns: minmax(0,1fr); } }

.field { margin-bottom: 1.15rem; }
.field label {
  display: block;
  font-size: .8438rem;
  font-weight: 500;
  margin-bottom: .35rem;
  color: var(--ink);
}
.field .req { color: var(--mint-ink); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: .68rem .85rem;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: .9375rem;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field textarea { min-height: 8.5rem; resize: vertical; line-height: 1.55; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--ink-mute); }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--mint);
  box-shadow: 0 0 0 3px rgba(0,211,167,.16);
}
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #c0392b; }
.field__err { display: block; font-size: .75rem; color: #a5291b; margin-top: .3rem; min-height: 1em; }
.field__hint { font-size: .75rem; color: var(--ink-mute); margin-top: .3rem; }

.field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 12rem), 1fr)); gap: 0 1rem; }

.hp-field { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.consent { display: flex; align-items: flex-start; gap: .6rem; margin-bottom: 1.35rem; }
.consent input { width: auto; margin-top: .28rem; flex: none; accent-color: var(--mint-ink); }
.consent label { font-size: .8125rem; font-weight: 400; color: var(--ink-soft); line-height: 1.5; margin: 0; }

.form-status {
  border-radius: var(--radius-sm);
  padding: .85rem 1.05rem;
  font-size: .9063rem;
  margin-bottom: 1.25rem;
  border: 1px solid transparent;
}
.form-status[hidden] { display: none; }
.form-status[data-kind="ok"]   { background: var(--mint-wash); border-color: rgba(0,211,167,.35); color: #05563f; }
.form-status[data-kind="err"]  { background: #fdf1ef; border-color: #f2c9c2; color: #8f2417; }
.form-status[data-kind="wait"] { background: var(--surface-sunk); border-color: var(--border); color: var(--ink-soft); }

.aside-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.4rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.25rem;
}
.aside-card h3 { font-family: var(--font-ui); font-size: .9375rem; font-weight: 600; margin-bottom: .6rem; }
.aside-card p, .aside-card li { font-size: .875rem; color: var(--ink-soft); }
.aside-card dl { margin: 0; display: grid; gap: .7rem; }
.aside-card dt { font-family: var(--font-mono); font-size: .625rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-mute); }
.aside-card dd { margin: .1rem 0 0; font-size: .875rem; color: var(--ink-soft); }

/* ---------------------------------------------------------- careers ---- */

.role {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.role__top { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: .3rem; }
.role h3 { font-family: var(--font-ui); font-size: 1.0625rem; font-weight: 600; margin: 0; }
.role__tag {
  margin-left: auto;
  flex: none;
  font-family: var(--font-mono);
  font-size: .5938rem;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--mint-ink);
  background: var(--mint-wash);
  border: 1px solid rgba(0,211,167,.3);
  border-radius: 20px;
  padding: .2rem .55rem;
}
.role__facts {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem .9rem;
  font-family: var(--font-mono);
  font-size: .6875rem;
  color: var(--ink-mute);
  margin-bottom: 1rem;
}
.role p { font-size: .9063rem; color: var(--ink-soft); }
.role h4 { font-size: .8125rem; font-weight: 600; margin: 1rem 0 .4rem; color: var(--ink); }
.role ul { margin: 0 0 1.2rem; padding-left: 1.1rem; display: grid; gap: .3rem; }
.role li { font-size: .875rem; color: var(--ink-soft); }
.role .btn { margin-top: auto; }

/* ----------------------------------------------------------- footer ---- */

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding-block: clamp(2.75rem, 5vw, 3.75rem) 2rem;
  margin-top: var(--section);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(auto-fit, minmax(9rem, 1fr));
  gap: 2rem var(--gap);
}
.footer-brand .brand { margin-bottom: .75rem; }
.footer-brand p { font-size: .875rem; color: var(--ink-mute); max-width: 32ch; }
.footer-col__t {
  font-family: var(--font-mono);
  font-size: .625rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin: .3rem 0 .8rem;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.footer-col a { font-size: .875rem; color: var(--ink-soft); text-decoration: none; }
.footer-col a:hover { color: var(--mint-ink); text-decoration: underline; text-underline-offset: 3px; }

.footer-legal {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem 1.5rem;
  font-size: .8125rem;
  color: var(--ink-mute);
}
.footer-legal__id { font-family: var(--font-mono); font-size: .6875rem; letter-spacing: .02em; }
.footer-legal .sep { margin-left: auto; }

/* ---------------------------------------------------- banner cookie ---- */

.cookie-banner {
  position: fixed;
  left: 1rem; right: 1rem; bottom: 1rem;
  z-index: 200;
  max-width: 34rem;
  margin-left: auto;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 1.35rem 1.5rem;
  animation: cb-in .3s cubic-bezier(.2,.8,.3,1);
}
.cookie-banner[hidden] { display: none; }
@keyframes cb-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.cookie-banner h2 {
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.008em;
  margin-bottom: .4rem;
}
.cookie-banner p { font-size: .875rem; color: var(--ink-soft); margin-bottom: 1.1rem; }
.cookie-banner .btn-row { gap: .5rem; }
.cookie-banner .btn { font-size: .875rem; padding: .6rem 1.05rem; }

.cookie-prefs { display: grid; gap: .7rem; margin-bottom: 1.1rem; }
.cookie-prefs[hidden] { display: none; }
.cookie-pref {
  display: flex;
  align-items: flex-start;
  gap: .65rem;
  background: var(--surface-sunk);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: .7rem .85rem;
}
.cookie-pref input { margin-top: .3rem; accent-color: var(--mint-ink); flex: none; }
.cookie-pref input:disabled { opacity: .55; }
.cookie-pref__t { font-size: .8438rem; font-weight: 500; }
.cookie-pref__d { font-size: .75rem; color: var(--ink-mute); line-height: 1.45; }

@media (max-width: 520px) {
  .cookie-banner { left: .75rem; right: .75rem; bottom: .75rem; padding: 1.15rem 1.25rem; }
  .cookie-banner .btn { flex: 1 1 auto; }
}

/* -------------------------------------------------------- utilities ---- */

.mono { font-family: var(--font-mono); }
.text-center { text-align: center; }
.mx-auto { margin-inline: auto; }
.mt-lg { margin-top: 2.5rem; }
.stack > * + * { margin-top: 1rem; }