/* ==========================================================================
   PostaDesk — Design System
   Stesso sistema di componenti di Pagodesk/ (hero, sezioni, schede, flusso,
   FAQ, footer) sulla palette propria di PostaDesk: inchiostro blu-ardesia,
   accento arancio mattone. Font di sistema: il sito non carica risorse di
   terze parti (lo dichiara la privacy policy).
   ========================================================================== */

:root {
  --bg: #f6f7f9;
  --bg-2: #eceff3;
  --surface: #ffffff;
  --ink: #14202e;
  --ink-2: #3d4a5c;
  --muted: #5f6b7b;
  --line: #dde2e9;
  --line-2: #e9edf2;
  --accent: #c2410c;
  --accent-600: #a3360a;
  --accent-ink: #ffffff;
  --accent-soft: #fff1e8;
  --band: #14202e;
  --band-ink: #eef2f6;
  --band-muted: #b5c0cd;
  --ok: #2f7a45;
  --ok-soft: #e7f3eb;
  --err: #a33a2a;
  --err-soft: #f8e9e6;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --r-sm: 4px;
  --r-md: 8px;
  --r-lg: 12px;
  --shadow: 0 1px 2px rgba(20,32,46,.05), 0 8px 24px -12px rgba(20,32,46,.18);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f151d;
    --bg-2: #131b25;
    --surface: #17202b;
    --ink: #eef2f6;
    --ink-2: #c3ccd7;
    --muted: #8b97a6;
    --line: #26313e;
    --line-2: #1f2934;
    --accent: #fb8a4c;
    --accent-600: #fda274;
    --accent-ink: #1a0d05;
    --accent-soft: #2a1a10;
    --band: #0a1017;
    --band-ink: #eef2f6;
    --band-muted: #9aa6b4;
    --ok: #6cc38a;
    --ok-soft: #14271b;
    --err: #e58b7c;
    --err-soft: #2a1512;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px -12px rgba(0,0,0,.5);
  }
}

/* ===== Reset ============================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: anywhere;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); }
a:focus-visible, summary:focus-visible, .btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}
[id] { scroll-margin-top: 84px; }

/* ===== Type =============================================================== */
h1, h2, h3, h4 {
  color: var(--ink);
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: clamp(2.1rem, 4.6vw, 3.4rem); letter-spacing: -0.03em; line-height: 1.05; }
h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }
h3 { font-size: 1.15rem; }
p { margin: 0; color: var(--ink-2); text-wrap: pretty; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: currentColor;
}
.lead { font-size: 1.12rem; color: var(--ink-2); max-width: 62ch; }

/* ===== Layout ============================================================= */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
}
.section { padding: clamp(64px, 8vw, 104px) 0; }
.section--alt { background: var(--bg-2); }
.section__head {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: end;
  margin-bottom: 48px;
}
.section__head h2 { margin-top: 14px; max-width: 18ch; }

/* ===== Header ============================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 32px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}
.brand svg { width: 28px; height: 28px; flex: none; }
.brand__name { color: var(--ink); }
.brand__name > span { color: var(--accent); }
.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
}
.site-nav a:not(.btn) {
  color: var(--ink-2);
  text-decoration: none;
  font-size: 0.94rem;
}
.site-nav a:not(.btn):hover { color: var(--accent); }
.lang-switch { display: flex; gap: 10px; font-family: var(--mono); font-size: 0.82rem; }
.lang-switch a { color: var(--muted); text-decoration: none; }
.lang-switch a[aria-current="page"] { color: var(--ink); font-weight: 700; }

/* ===== Buttons / badges =================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--r-sm);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.96rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background .15s, border-color .15s;
}
.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { background: var(--accent-600); }
.btn--ghost { color: var(--ink); border-color: var(--line); background: transparent; }
.btn--ghost:hover { border-color: var(--ink); }
.btn--sm { padding: 8px 14px; font-size: 0.88rem; }

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}
.status-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}
.pill {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 1px solid var(--line);
  color: var(--muted);
  white-space: nowrap;
}
.pill--ok { background: var(--ok-soft); color: var(--ok); border-color: color-mix(in srgb, var(--ok) 25%, transparent); }
.pill--run { background: var(--accent-soft); color: var(--accent); border-color: color-mix(in srgb, var(--accent) 25%, transparent); }
.pill--err { background: var(--err-soft); color: var(--err); border-color: color-mix(in srgb, var(--err) 25%, transparent); }

/* ===== Hero =============================================================== */
.hero {
  padding: clamp(56px, 7vw, 96px) 0 clamp(56px, 7vw, 88px);
  border-bottom: 1px solid var(--line);
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero h1 { margin: 22px 0 20px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero__lead { font-size: 1.16rem; max-width: 46ch; margin-bottom: 30px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 36px; }
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
}
.hero__meta strong { color: var(--accent); }

/* Mock: scheda di un lotto (esempio illustrativo) */
.mock {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  overflow: hidden;
  font-size: 0.88rem;
}
.mock__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 16px;
  background: var(--bg-2);
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
}
.mock__body { padding: 18px; }
.mock__title { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 14px; }
.mock__title strong { font-size: 0.98rem; }
.mock__progress {
  height: 6px;
  border-radius: 999px;
  background: var(--line-2);
  overflow: hidden;
  margin-bottom: 8px;
}
.mock__progress span { display: block; height: 100%; width: 72%; background: var(--accent); }
.mock__caption { font-family: var(--mono); font-size: 0.72rem; color: var(--muted); margin-bottom: 16px; }
.mock__rows { border: 1px solid var(--line-2); border-radius: var(--r-sm); }
.mock__row {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line-2);
}
.mock__row:last-child { border-bottom: 0; }
.mock__row .n { font-family: var(--mono); font-size: 0.74rem; color: var(--muted); }
.mock__row .d { color: var(--ink-2); font-size: 0.86rem; }
.mock__actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.mock__actions span {
  font-family: var(--mono);
  font-size: 0.7rem;
  padding: 5px 10px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--ink-2);
}
.mock__note {
  padding: 8px 16px;
  border-top: 1px dashed var(--line);
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-align: center;
}

/* ===== Cards (a chi serve) ================================================ */
.grid { display: grid; gap: 20px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 28px;
}
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.95rem; }

/* ===== Flow (come funziona) =============================================== */
.flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
}
.flow__step {
  padding: 32px 28px 8px 0;
  margin-right: 28px;
  border-right: 1px solid var(--line);
}
.flow__step:last-child { border-right: 0; margin-right: 0; }
.flow__step .n {
  display: block;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 28px;
}
.flow__step h3 { margin-bottom: 10px; }
.flow__step p { font-size: 0.94rem; }

/* ===== Features =========================================================== */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.feature {
  padding: 32px 28px 36px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.section--alt .feature { background: var(--bg-2); }
.feature__num {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 18px;
}
.feature__icon { width: 36px; height: 36px; color: var(--accent); margin-bottom: 18px; }
.feature h3 { margin-bottom: 10px; }
.feature p { font-size: 0.94rem; }
.feature__meta {
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}
.extras {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
  font-size: 0.94rem;
  color: var(--ink-2);
}
.extras li::before { content: "+ "; color: var(--accent); font-weight: 700; }

/* ===== Security band ====================================================== */
.band {
  background: var(--band);
  color: var(--band-ink);
  padding: clamp(64px, 8vw, 104px) 0;
}
.band h2 { color: var(--band-ink); margin-top: 14px; max-width: 16ch; }
.band p { color: var(--band-muted); }
.band .eyebrow { color: #fb8a4c; }
.band__grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 64px;
  align-items: start;
}
.band__lead { margin-top: 20px; font-size: 1.06rem; }
.points { list-style: none; margin: 0; padding: 0; }
.points li {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,.14);
}
.points li:last-child { border-bottom: 1px solid rgba(255,255,255,.14); }
.points .k {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fb8a4c;
  padding-top: 3px;
}
.points strong { color: var(--band-ink); display: block; margin-bottom: 2px; }
.points span.t { color: var(--band-muted); font-size: 0.95rem; }

/* ===== FAQ ================================================================ */
.faq { border-top: 1px solid var(--line); max-width: 860px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 40px 20px 0;
  position: relative;
  font-weight: 600;
  font-size: 1.04rem;
  color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 16px;
  font-family: var(--mono);
  font-size: 1.3rem;
  color: var(--accent);
}
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 0 22px; max-width: 70ch; }

/* ===== Contact CTA ======================================================== */
.cta {
  padding: clamp(64px, 8vw, 104px) 0;
  border-top: 1px solid var(--line);
  background: var(--bg-2);
}
.cta__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}
.cta h2 { margin-top: 14px; max-width: 18ch; }
.cta__box {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 28px;
}
.cta__box p + p { margin-top: 10px; }
.cta__box .btn { margin-top: 20px; }
.cta__mail { font-family: var(--mono); font-size: 1rem; color: var(--ink); }

/* ===== Footer ============================================================= */
.site-footer {
  border-top: 1px solid var(--line);
  background: var(--bg);
  padding: 56px 0 28px;
  color: var(--muted);
  font-size: 0.92rem;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr;
  gap: 40px;
}
.site-footer h4 {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 14px;
}
.site-footer p { color: var(--muted); }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: var(--ink-2); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }
.site-footer__legal {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  line-height: 1.7;
}
.site-footer__legal a { color: var(--accent); }

/* ===== Legal page ========================================================= */
.legal { padding: 56px 0 80px; }
.legal .container { max-width: 860px; }
.legal h1 { font-size: clamp(1.7rem, 4vw, 2.3rem); margin: 0 0 8px; }
.legal .meta { font-family: var(--mono); color: var(--muted); font-size: 0.8rem; margin: 0 0 32px; }
.legal h2 { font-size: 1.2rem; margin: 36px 0 12px; }
.legal p, .legal li { color: var(--ink-2); max-width: 75ch; }

/* ===== Responsive ========================================================= */
@media (max-width: 960px) {
  .site-nav > a:not(.btn) { display: none; }
  .hero__grid, .section__head, .band__grid, .cta__grid { grid-template-columns: 1fr; gap: 36px; }
  .grid--3, .features { grid-template-columns: 1fr 1fr; }
  .flow { grid-template-columns: 1fr 1fr; }
  .flow__step { border-right: 0; margin-right: 0; padding-right: 0; border-bottom: 1px solid var(--line); padding-bottom: 24px; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .container, .site-header__inner { padding-left: 16px; padding-right: 16px; }
  .site-header__inner { gap: 12px; }
  .site-nav { gap: 12px; }
  .brand { font-size: 1.1rem; }
  .grid--3, .features, .flow, .site-footer__grid { grid-template-columns: 1fr; }
  .flow__step .n { margin-bottom: 14px; }
  .points li { grid-template-columns: 1fr; gap: 4px; }
  .hero__ctas .btn { flex: 1 1 auto; justify-content: center; }
  .card, .cta__box { padding: 22px; }
  .feature { padding: 26px 20px 28px; }
}