/* =========================================================
   AMMA Stipendio — stylesheet
   Design concept: la busta paga come oggetto grafico.
   Palette ispirata alla carta bollata (grigio-verde pallido),
   inchiostro blu notte, ed evidenziatore ambra sul NETTO —
   perché è la riga che tutti cerchiano quando aprono la busta.
   ========================================================= */

:root{
  --paper: #EEF0EA;
  --paper-deep: #E4E7DE;
  --white: #FFFEFB;
  --ink: #17231B;
  --ink-soft: #47564C;
  --ink-faint: #869184;
  --line: #C7CBBF;
  --emerald: #2E7D4F;
  --emerald-deep: #1E5631;
  --amber: #D8B03A;
  --amber-deep: #C9A227;
  --amber-wash: #F3E9C8;

  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --max: 1120px;
  --radius: 4px;
}

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

html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }
a{ color: var(--emerald-deep); }
a:hover{ color: var(--emerald); }

:focus-visible{
  outline: 2px solid var(--emerald-deep);
  outline-offset: 3px;
}

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--emerald-deep);
  font-weight: 500;
}

h1, h2, h3{
  font-family: var(--serif);
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 0.4em;
  letter-spacing: -0.01em;
}

h1{ font-size: clamp(2.3rem, 4.6vw, 3.4rem); line-height: 1.08; }
h2{ font-size: clamp(1.6rem, 2.9vw, 2.2rem); line-height: 1.18; }
h3{ font-size: 1.2rem; line-height: 1.3; }

p{ margin: 0 0 1em; color: var(--ink-soft); }
.lede{ font-size: 1.15rem; color: var(--ink-soft); max-width: 46ch; }

.num{ font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* ---------- header ---------- */
.site-header{
  position: sticky; top: 0; z-index: 40;
  background: var(--emerald-deep);
  border-bottom: 1px solid rgba(0,0,0,0.15);
}
.site-header .wrap{
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.logo{
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--white);
  text-decoration: none;
  display: flex; align-items: center; gap: 9px;
}
.logo-chip{
  background: var(--paper);
  border-radius: 6px;
  padding: 4px 6px;
  display: flex; align-items: center;
  line-height: 0;
}
.logo-mark{ height: 24px; width: auto; display: block; }
.logo .badge{
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--emerald-deep);
  background: var(--amber-wash);
  border: 1px solid var(--amber-deep);
  padding: 1px 5px;
  border-radius: 3px;
  letter-spacing: 0.04em;
}
nav.primary{ display: flex; gap: 28px; align-items: center; }
nav.primary a{
  font-family: var(--mono);
  font-size: 13px;
  text-decoration: none;
  color: rgba(255,255,255,0.82);
  letter-spacing: 0.01em;
}
nav.primary a:hover{ color: var(--white); }
.btn-nav{
  background: var(--amber-deep);
  color: var(--ink) !important;
  padding: 8px 16px;
  border-radius: var(--radius);
  font-weight: 600;
}
.btn-nav:hover{ background: var(--amber); color: var(--ink) !important; }
@media (max-width: 760px){
  nav.primary a:not(.btn-nav){ display: none; }
}

/* ---------- buttons ---------- */
.btn{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--sans); font-weight: 600; font-size: 0.98rem;
  padding: 14px 24px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform .12s ease, background .15s ease, box-shadow .15s ease;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{ background: var(--emerald-deep); color: var(--white); }
.btn-primary:hover{ background: var(--emerald); color: var(--white); }
.btn-ghost{ background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover{ background: var(--white); }
.btn-block{ width: 100%; justify-content: center; }
.btn[disabled]{ opacity: .55; cursor: not-allowed; transform: none; }

/* ---------- hero ---------- */
.hero{ padding: 68px 0 40px; }
.hero .wrap{
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center;
}
@media (max-width: 900px){
  .hero .wrap{ grid-template-columns: 1fr; }
}
.hero-copy .eyebrow{ margin-bottom: 14px; display: inline-block; }
.hero-actions{ display: flex; gap: 14px; align-items: center; margin-top: 28px; flex-wrap: wrap; }
.hero-note{ font-size: 0.86rem; color: var(--ink-faint); margin-top: 14px; }

/* ---------- ledger card (signature element) ---------- */
.ledger{
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 10px;
  box-shadow: 0 20px 45px -25px rgba(22,33,58,0.35);
  overflow: hidden;
  position: relative;
}
.ledger::before{
  content: "";
  display: block;
  height: 14px;
  background-image: radial-gradient(circle, var(--paper) 3.2px, transparent 3.6px);
  background-size: 18px 18px;
  background-position: center;
  border-bottom: 1px dashed var(--line);
}
.ledger-head{
  padding: 20px 26px 6px;
  display: flex; justify-content: space-between; align-items: baseline;
}
.ledger-head h3{ margin: 0; font-size: 1.02rem; }
.ledger-head span{ font-family: var(--mono); font-size: 12px; color: var(--ink-faint); }
.ledger-rows{ padding: 6px 26px 4px; }
.ledger-row{
  display: flex; justify-content: space-between; gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--paper-deep);
  font-size: 0.94rem;
}
.ledger-row .label{ color: var(--ink-soft); }
.ledger-row .val{ font-family: var(--mono); font-variant-numeric: tabular-nums; color: var(--ink); }
.ledger-row .val.neg{ color: var(--ink-faint); }
.ledger-row .val.pos{ color: var(--emerald-deep); }
.ledger-net{
  margin: 10px 26px 22px;
  padding: 16px 18px;
  background: var(--amber-wash);
  border: 1px solid var(--amber-deep);
  border-radius: 6px;
  display: flex; justify-content: space-between; align-items: center;
}
.ledger-net .label{ font-family: var(--sans); font-weight: 600; color: var(--ink); }
.ledger-net .val{ font-family: var(--mono); font-size: 1.3rem; font-weight: 600; color: var(--ink); }
.ledger-foot{
  padding: 0 26px 20px; font-size: 0.8rem; color: var(--ink-faint);
}

/* ---------- sections generic ---------- */
section{ padding: 64px 0; border-top: 1px solid var(--line); }
section.hero{ border-top: none; }
.section-head{ max-width: 640px; margin-bottom: 40px; }
.section-head .eyebrow{ margin-bottom: 10px; display: inline-block; }

/* ---------- ordered explainer (real sequence: order of deductions) ---------- */
.sequence{ counter-reset: step; display: grid; gap: 0; }
.step{
  counter-increment: step;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.step:first-child{ border-top: none; }
.step::before{
  content: counter(step, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 1.1rem;
  color: var(--amber-deep);
  padding-top: 2px;
  grid-column: 1;
  grid-row: 1 / -1;
}
.step h3{ grid-column: 2; margin-bottom: 6px; }
.step p{ grid-column: 2; margin: 0; max-width: 62ch; }

/* ---------- feature grid ---------- */
.grid-2{ display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (max-width: 760px){ .grid-2{ grid-template-columns: 1fr; } }
.feature{ background: var(--white); padding: 28px 26px; }
.feature .tag{
  font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .07em;
  color: var(--emerald-deep); display:block; margin-bottom: 10px;
}
.feature h3{ margin-bottom: 8px; }
.feature p{ margin: 0; font-size: 0.95rem; }

/* ---------- personas ---------- */
.personas{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 860px){ .personas{ grid-template-columns: 1fr; } }
.persona{
  background: var(--white); border: 1px solid var(--line); border-radius: 8px;
  padding: 24px 22px;
}
.persona .mark{ font-family: var(--serif); font-size: 2rem; color: var(--amber-deep); line-height: 1; margin-bottom: 10px; }
.persona h3{ font-size: 1.05rem; margin-bottom: 8px; }
.persona p{ font-size: 0.93rem; margin: 0; }

/* ---------- download section ---------- */
.download{ background: var(--paper-deep); }
.download .wrap{ display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
@media (max-width: 900px){ .download .wrap{ grid-template-columns: 1fr; } }

.form-card{
  background: var(--white); border: 1px solid var(--line); border-radius: 10px;
  padding: 30px 28px;
}
.form-card h3{ margin-bottom: 6px; }
.form-card .lede{ font-size: 0.95rem; margin-bottom: 22px; }
.field{ margin-bottom: 16px; }
.field label{
  display: block; font-family: var(--mono); font-size: 12px; letter-spacing: .03em;
  color: var(--ink-soft); margin-bottom: 6px; text-transform: uppercase;
}
.field input[type=text], .field input[type=email]{
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius);
  font-family: var(--sans); font-size: 0.98rem; background: var(--paper); color: var(--ink);
}
.field input:focus{ outline: none; border-color: var(--emerald-deep); background: var(--white); }
.consent{ display: flex; gap: 10px; align-items: flex-start; margin: 18px 0 20px; }
.consent input{ margin-top: 4px; }
.consent label{ font-size: 0.82rem; color: var(--ink-soft); }
.consent a{ color: var(--emerald-deep); }
.form-msg{ font-size: 0.88rem; margin-top: 14px; display: none; padding: 10px 12px; border-radius: var(--radius); }
.form-msg.show{ display: block; }
.form-msg.ok{ background: #E4F0EA; color: var(--emerald-deep); border: 1px solid var(--emerald); }
.form-msg.err{ background: #F6E7E4; color: #9A3B22; border: 1px solid #C9603F; }
.download-link-box{ margin-top: 16px; padding: 14px 16px; background: var(--amber-wash); border: 1px solid var(--amber-deep); border-radius: var(--radius); display:none; }
.download-link-box.show{ display: block; }
.download-links{ display: flex; flex-direction: column; gap: 10px; }
.download-link-item{
  display: flex; align-items: center; justify-content: center;
  font-weight: 600; text-decoration: none; color: var(--ink);
  background: var(--white); border: 1px solid var(--amber-deep);
  border-radius: var(--radius); padding: 12px 16px;
}
.download-link-item:hover{ background: var(--amber-wash); }
.honeypot{ position: absolute; left: -9999px; }

.download-copy .disclaimer{
  margin-top: 26px; padding: 16px 18px; border-left: 3px solid var(--amber-deep);
  background: var(--white); font-size: 0.87rem; color: var(--ink-soft);
}

/* ---------- FAQ ---------- */
.faq-list{ max-width: 780px; }
details{ border-top: 1px solid var(--line); padding: 18px 0; }
details:last-child{ border-bottom: 1px solid var(--line); }
summary{
  cursor: pointer; list-style: none; font-family: var(--sans); font-weight: 600; font-size: 1.02rem;
  color: var(--ink); display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
summary::-webkit-details-marker{ display: none; }
summary::after{
  content: "+"; font-family: var(--mono); font-size: 1.2rem; color: var(--amber-deep); flex-shrink: 0;
}
details[open] summary::after{ content: "\2212"; }
details p{ margin: 12px 0 0; max-width: 68ch; }

/* ---------- chi sono ---------- */
#chi-sono .wrap{ display: grid; grid-template-columns: 220px 1fr; gap: 48px; align-items: start; }
@media (max-width: 760px){ #chi-sono .wrap{ grid-template-columns: 1fr; } }
.avatar{
  width: 220px; height: 220px; border-radius: 50%;
  background: var(--ink); color: var(--amber-wash);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--serif); font-weight: 600; font-size: 3.6rem;
  border: 4px solid var(--amber-deep);
  overflow: hidden;
}
.avatar img{ width: 100%; height: 100%; object-fit: cover; }
.credentials{ display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 22px; }
.credentials span{
  font-family: var(--mono); font-size: 12px; background: var(--white);
  border: 1px solid var(--line); padding: 6px 13px; border-radius: 20px; color: var(--ink-soft);
}
.chi-sono-quote{
  margin: 26px 0 0; padding-left: 18px; border-left: 3px solid var(--amber-deep);
  font-family: var(--serif); font-style: italic; font-size: 1.15rem; color: var(--ink);
}

/* ---------- footer ---------- */
footer{ padding: 40px 0; border-top: 1px solid var(--line); }
.footer-wrap{ display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 24px; }
.footer-logo{ height: 64px; width: auto; display: block; }
.footer-text{ display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px; flex: 1; }
footer p{ margin: 0; font-size: 0.85rem; color: var(--ink-faint); max-width: 46ch; }
footer nav a{ color: var(--ink-faint); font-size: 0.85rem; margin-left: 18px; text-decoration: none; white-space: nowrap; }
footer nav a:hover{ color: var(--ink); }