/* =============================================================
   Metodo APPO — Design system (HTML statico)
   Estetica di lusso ispirata a montblanc.com:
   bianco pieno, nero carbone, ampio respiro, tipografia
   editoriale raffinata, etichette maiuscole spaziate,
   accento oro discreto.
   Modifica i colori/font qui nella sezione :root
   ============================================================= */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,400&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --bg:        #ffffff;   /* bianco pieno */
  --bg-soft:   #f5f4f1;   /* off-white / superfici */
  --surface:   #fbfaf8;
  --ink:       #1a1a1a;   /* nero carbone */
  --ink-soft:  #4f4f4f;
  --muted:     #8f8d88;
  --line:      #e7e5e0;   /* hairline */
  --accent:    #9a7b4a;   /* oro discreto */
  --accent-ink:#7c6238;

  --serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --sans:  'Inter', system-ui, -apple-system, sans-serif;

  --container: 1220px;
  --pad-x: clamp(1.25rem, 5vw, 4.5rem);
  --section-y: clamp(5rem, 11vw, 9.5rem);
  --radius: 2px;
  --transition: 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.65;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
ul { list-style: none; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: 0;
  font-optical-sizing: auto;
}
.display { font-size: clamp(3rem, 8vw, 6.5rem); line-height: 1.0; font-weight: 500; }
.h2 { font-size: clamp(2.1rem, 5vw, 3.6rem); }
.h3 { font-size: clamp(1.35rem, 2.5vw, 1.9rem); }

.kicker {
  font-family: var(--sans);
  font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.24em; text-transform: uppercase;
  color: var(--accent-ink);
}
.lead {
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
  line-height: 1.65; color: var(--ink-soft); max-width: 46ch; font-weight: 300;
}
.muted { color: var(--muted); }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--pad-x); }
.section { padding-block: var(--section-y); }
.section--soft { background: var(--bg-soft); }
.section--ink  { background: var(--ink); color: var(--bg); }
.section--ink .kicker { color: #c9a86a; }
.section--ink .lead { color: #ccccc4; }
.divider { height: 1px; background: var(--line); border: 0; }

.grid { display: grid; gap: clamp(1.5rem, 4vw, 3rem); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 860px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

.btn {
  display: inline-flex; align-items: center; gap: 0.7em;
  padding: 1.05em 2em; font-size: 0.74rem; font-weight: 500;
  letter-spacing: 0.16em; text-transform: uppercase;
  border: 1px solid var(--ink); border-radius: var(--radius);
  background: var(--ink); color: #fff;
  transition: var(--transition); white-space: nowrap;
}
.btn:hover { background: transparent; color: var(--ink); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { border-color: var(--ink); }
.btn .arrow { transition: transform var(--transition); }
.btn:hover .arrow { transform: translateX(4px); }

.section-index { font-family: var(--sans); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase; color: var(--accent); }
.eyebrow-row { display: flex; align-items: center; gap: 1rem; margin-bottom: 1.5rem; }
.eyebrow-row .rule { flex: 1; height: 1px; background: var(--line); }
.stack-sm > * + * { margin-top: 0.6rem; }
.stack   > * + * { margin-top: 1.2rem; }
.stack-lg > * + * { margin-top: 2rem; }

.fade-up { opacity: 0; transform: translateY(24px); animation: fadeUp 0.8s var(--transition) forwards; }
@keyframes fadeUp { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto !important; }
  .fade-up { opacity: 1; transform: none; }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.site-header.is-scrolled { border-bottom-color: var(--line); background: var(--bg); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: 88px; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand__mark { width: 9px; height: 9px; background: var(--accent); border-radius: 50%; display: inline-block; }
.brand__name { font-family: var(--sans); font-weight: 600; font-size: 1.02rem; letter-spacing: 0.2em; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2.4rem); }
.site-nav__link { font-size: 0.76rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-soft); position: relative; padding: 0.2rem 0; transition: color var(--transition); }
.site-nav__link::after { content: ""; position: absolute; left: 0; bottom: -3px; width: 0; height: 1px; background: var(--accent); transition: width var(--transition); }
.site-nav__link:hover { color: var(--ink); }
.site-nav__link.is-active { color: var(--ink); }
.site-nav__link.is-active::after { width: 100%; }
.site-nav__cta { margin-left: 0.6rem; padding: 0.85em 1.5em; font-size: 0.7rem; }
.nav-toggle { display: none; flex-direction: column; justify-content: center; gap: 5px; width: 40px; height: 40px; background: transparent; border: 0; }
.nav-toggle span { display: block; height: 1.5px; width: 22px; background: var(--ink); transition: var(--transition); }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
@media (max-width: 880px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: fixed; inset: 88px 0 auto 0; flex-direction: column; align-items: flex-start; gap: 0.4rem;
    background: var(--bg); border-bottom: 1px solid var(--line); padding: 1.5rem var(--pad-x) 2.5rem;
    transform: translateY(-120%); transition: transform var(--transition);
  }
  .site-nav.is-open { transform: translateY(0); }
  .site-nav__link { font-size: 0.95rem; letter-spacing: 0.16em; padding: 0.6rem 0; }
  .site-nav__cta { margin: 0.8rem 0 0; }
}

/* ---------- Footer ---------- */
.site-footer { background: var(--bg-soft); padding-block: clamp(3.5rem, 7vw, 6rem) 2rem; border-top: 1px solid var(--line); }
.footer-top { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.brand--footer .brand__name { font-size: 1.7rem; }
.footer-claim { margin: 1.4rem 0 2rem; max-width: 34ch; }
.footer-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }
.footer-col__title { font-family: var(--sans); font-size: 0.78rem; font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); margin-bottom: 1.1rem; }
.footer-link { color: var(--ink-soft); transition: color var(--transition); }
.footer-link:hover { color: var(--accent-ink); }
.site-footer .divider { margin-block: clamp(2.5rem, 5vw, 4rem); }
.footer-bottom { display: flex; justify-content: space-between; gap: 1rem; font-size: 0.85rem; flex-wrap: wrap; }
@media (max-width: 760px) { .footer-top { grid-template-columns: 1fr; } }

/* ---------- Page header ---------- */
.page-header { padding-block: clamp(3rem, 8vw, 6rem) clamp(2rem, 5vw, 3.5rem); border-bottom: 1px solid var(--line); }
.page-header__title { max-width: 16ch; }
.page-header__intro { margin-top: 1.8rem; max-width: 52ch; }
.page-header__title.fade-up { animation-delay: 60ms; }
.page-header__intro.fade-up { animation-delay: 160ms; }

/* ---------- Hero ---------- */
.hero { padding-block: clamp(4rem, 11vw, 9rem) clamp(3rem, 8vw, 7rem); }
.hero__title { max-width: 16ch; }
.hero__title.fade-up { animation-delay: 80ms; }
.hero__intro { margin-top: 2rem; max-width: 54ch; animation-delay: 200ms; }
.hero__actions { margin-top: 2.5rem; display: flex; gap: 1rem; flex-wrap: wrap; animation-delay: 320ms; }

/* ---------- Manifesto ---------- */
.manifesto__line { line-height: 1.25; max-width: 24ch; }
.manifesto__line + .manifesto__line { margin-top: 1.4rem; }

/* ---------- Section head ---------- */
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); padding-bottom: 1.5rem; border-bottom: 1px solid var(--line); }
.section-head__title { margin-top: 0.8rem; }
.section-head__link { font-size: 0.92rem; font-weight: 500; color: var(--ink-soft); white-space: nowrap; transition: color var(--transition); }
.section-head__link:hover { color: var(--accent-ink); }
.section-head__link .arrow { transition: transform var(--transition); display: inline-block; }
.section-head__link:hover .arrow { transform: translateX(4px); }

/* ---------- Cards ---------- */
.card { padding: 2rem 1.75rem 2.25rem; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); transition: transform var(--transition), box-shadow var(--transition); }
.card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px -24px rgba(22, 19, 15, 0.35); }
.card__n { font-family: var(--sans); font-size: 0.82rem; font-weight: 500; letter-spacing: 0.14em; color: var(--accent); }
.card__title { margin: 1rem 0 0.75rem; }
.card__text { color: var(--ink-soft); }

/* ---------- Steps preview ---------- */
.step-row { display: flex; gap: 1.25rem; padding: 1.5rem 0; border-top: 1px solid var(--line); }
.step-row__n { font-family: var(--serif); font-size: 1.6rem; color: var(--accent); line-height: 1; min-width: 2.2rem; }
.step-row__key { margin-bottom: 0.4rem; }

/* ---------- Stats ---------- */
.stat { display: flex; flex-direction: column; gap: 0.4rem; padding: 1.5rem 0; border-top: 1px solid var(--ink); }
.stat__value { font-family: var(--serif); font-size: clamp(2.6rem, 6vw, 4rem); line-height: 1; }
.stat__label { font-size: 0.95rem; letter-spacing: 0.02em; }

/* ---------- Post cards ---------- */
.post-card { display: flex; flex-direction: column; gap: 0.75rem; padding: 1.75rem 0 0; border-top: 1px solid var(--line); cursor: pointer; }
.post-card--lg { padding-top: 2rem; }
.post-card__meta { display: flex; justify-content: space-between; gap: 1rem; font-size: 0.8rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--accent-ink); }
.post-card__title { transition: color var(--transition); }
.post-card:hover .post-card__title { color: var(--accent-ink); }
.post-card__excerpt { flex: 1; }
.link-arrow { margin-top: 0.6rem; font-size: 0.9rem; font-weight: 500; }
.link-arrow .arrow { display: inline-block; transition: transform var(--transition); }
.post-card:hover .link-arrow .arrow { transform: translateX(4px); }

/* ---------- CTA band ---------- */
.cta-band__inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; padding: clamp(2.5rem, 5vw, 3.5rem) 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }

/* ---------- Servizi ---------- */
.service-row { display: grid; grid-template-columns: 80px 1fr 260px; gap: 2rem; padding: clamp(2rem, 4vw, 3rem) 0; border-top: 1px solid var(--line); align-items: start; }
.service-row:last-child { border-bottom: 1px solid var(--line); }
.service-row__title { margin-bottom: 1rem; }
.point { display: flex; align-items: baseline; gap: 0.7rem; color: var(--ink-soft); }
.point__dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; transform: translateY(-2px); }
@media (max-width: 900px) { .service-row { grid-template-columns: 1fr; gap: 1.25rem; } }

/* ---------- Metodo ---------- */
.method-step { display: grid; grid-template-columns: 120px 1fr; gap: clamp(1.5rem, 4vw, 3rem); padding: clamp(2rem, 5vw, 3.5rem) 0; border-top: 1px solid var(--line); align-items: start; }
.method-step:last-child { border-bottom: 1px solid var(--line); }
.method-step__n { font-family: var(--serif); font-size: clamp(2.5rem, 6vw, 4.5rem); color: var(--accent); line-height: 0.9; }
.method-step__key { margin-bottom: 0.9rem; }
@media (max-width: 700px) { .method-step { grid-template-columns: 1fr; gap: 0.75rem; } }
.quote-band { display: flex; flex-direction: column; align-items: flex-start; gap: 2.5rem; }
.quote-band__text { max-width: 18ch; line-height: 1.15; }
.btn--on-ink { color: var(--bg); border-color: rgba(245,242,236,0.4); background: transparent; }
.btn--on-ink:hover { background: var(--bg); color: var(--ink); border-color: var(--bg); }

/* ---------- Blog ---------- */
.featured { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: stretch; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.featured__media { position: relative; min-height: 320px; border-radius: var(--radius);
  background: radial-gradient(120% 120% at 20% 10%, #caa88f 0%, transparent 55%), linear-gradient(145deg, var(--accent) 0%, #6f2f18 100%); }
.featured__badge { position: absolute; top: 1rem; left: 1rem; font-size: 0.72rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--bg); background: rgba(0,0,0,0.25); padding: 0.4rem 0.8rem; border-radius: 100px; }
.featured__body { display: flex; flex-direction: column; justify-content: center; gap: 1rem; }
@media (max-width: 800px) { .featured { grid-template-columns: 1fr; } .featured__media { min-height: 200px; } }
.blog-grid { margin-top: clamp(2rem, 4vw, 3rem); }

/* ---------- Chi siamo ---------- */
.about-intro__body { max-width: 62ch; }
.about-lead { color: var(--ink); max-width: none; }
.values, .team { margin-top: 2.5rem; }
.value__n { font-family: var(--serif); font-size: 1.5rem; color: var(--accent); display: block; margin-bottom: 0.6rem; }
.value h3 { margin-bottom: 0.5rem; }
.member__avatar { aspect-ratio: 4 / 5; border-radius: var(--radius);
  background: radial-gradient(120% 100% at 30% 15%, #e3d8c9 0%, transparent 60%), linear-gradient(160deg, var(--bg-soft), #d8cfc0);
  border: 1px solid var(--line); margin-bottom: 1.1rem; }
.member__name { margin-bottom: 0.25rem; }

/* ---------- Contatti ---------- */
.contact-grid { display: grid; grid-template-columns: 300px 1fr; gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.contact-info__label { font-family: var(--sans); font-size: 0.76rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.4rem; }
.contact-info__value { font-family: var(--serif); font-size: 1.3rem; color: var(--ink); }
a.contact-info__value:hover { color: var(--accent-ink); }
.field { display: flex; flex-direction: column; gap: 0.5rem; }
.field label { font-size: 0.85rem; font-weight: 500; letter-spacing: 0.02em; }
.field input, .field textarea { font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.85rem 1rem; transition: border-color var(--transition); resize: vertical; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent); }
.field input::placeholder, .field textarea::placeholder { color: #b3aa9d; }
.form-note { font-size: 0.82rem; }
.contact-thanks { max-width: 40ch; }
.contact-thanks .h2 { margin: 0.8rem 0; }
@media (max-width: 800px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---------- 404 ---------- */
.notfound .display { margin: 1rem 0; }
.notfound .lead { margin-bottom: 2rem; }

/* =============================================================
   Componenti aggiuntivi — Metodo APPO
   ============================================================= */

/* Pilastri APPO (lettere grandi) */
.pillars { margin-top: 2.5rem; }
.pillar {
  display: grid; grid-template-columns: 90px 1fr; gap: clamp(1.25rem,4vw,2.5rem);
  padding: clamp(1.75rem,4vw,2.75rem) 0; border-top: 1px solid var(--line); align-items: start;
}
.pillar:last-child { border-bottom: 1px solid var(--line); }
.pillar__letter { font-family: var(--serif); font-size: clamp(3.5rem,9vw,6rem); line-height:0.8; color: var(--accent); font-weight: 400; }
.pillar__key { margin-bottom: 0.6rem; }

/* Campi di applicazione */
.field-card {
  padding: 1.75rem 1.5rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); transition: transform var(--transition), box-shadow var(--transition);
}
.field-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px -24px rgba(22,19,15,0.35); }
.field-card__icon { font-size: 1.6rem; margin-bottom: 0.8rem; display:block; }
.field-card h3 { margin-bottom: 0.5rem; }
.field-card p { color: var(--ink-soft); font-size: 0.98rem; }

/* Autore */
.author-grid { display: grid; grid-template-columns: 340px 1fr; gap: clamp(2rem,6vw,5rem); align-items: start; }
.author-photo {
  aspect-ratio: 4/5; border-radius: var(--radius); border: 1px solid var(--line);
  background: radial-gradient(120% 100% at 30% 12%, #f2f0ec 0%, transparent 60%), linear-gradient(160deg, #eceae5, #dedbd4);
  display:flex; align-items:flex-end; justify-content:center; color: var(--muted);
  font-size: 0.72rem; letter-spacing:0.18em; text-transform:uppercase; padding-bottom: 1rem;
}
.author-body .lead { max-width: 62ch; }
.author-sign { font-family: var(--serif); font-size: 2rem; font-style: italic; margin-top: 1.5rem; }
@media (max-width: 800px){ .author-grid { grid-template-columns: 1fr; } .author-photo{ max-width: 300px; } }

/* Libri */
.book {
  display: grid; grid-template-columns: 180px 1fr; gap: clamp(1.5rem,4vw,2.5rem);
  padding: clamp(1.75rem,4vw,2.75rem) 0; border-top: 1px solid var(--line); align-items: start;
}
.book:last-child { border-bottom: 1px solid var(--line); }
.book__cover {
  aspect-ratio: 3/4; border-radius: var(--radius); border: 1px solid #2c2c2a;
  background: linear-gradient(165deg, #2a2a28 0%, #111110 100%);
  display:flex; align-items:center; justify-content:center; text-align:center; padding: 1rem;
  color: #e7d6b3; font-family: var(--serif); font-size: 1.25rem; line-height:1.25; letter-spacing: 0.04em;
  box-shadow: 0 20px 45px -28px rgba(0,0,0,0.6);
}
.book__meta { display:flex; gap:0.6rem; flex-wrap:wrap; font-size:0.78rem; font-weight:500; letter-spacing:0.08em; text-transform:uppercase; color: var(--accent-ink); margin-bottom: 0.8rem; }
.book__title { margin-bottom: 0.6rem; }
.book__actions { display:flex; gap:0.8rem; flex-wrap:wrap; margin-top: 1.2rem; }
.book__excerpt {
  margin-top: 1.2rem; padding: 1.4rem 1.7rem; background: var(--bg-soft);
  border-left: 2px solid var(--accent); border-radius: var(--radius);
  font-family: var(--serif); font-size: 1.35rem; line-height:1.5; color: var(--ink); font-style: italic;
}
@media (max-width: 640px){ .book { grid-template-columns: 120px 1fr; } }

/* WhatsApp / contatti */
.btn--wa { background: #2f5d3a; border-color: #2f5d3a; color: #fff; }
.btn--wa:hover { background: transparent; color: #2f5d3a; border-color:#2f5d3a; }
.contact-cards { display:grid; grid-template-columns: repeat(2,1fr); gap: clamp(1.25rem,3vw,2rem); margin-top: 1rem; }
.contact-card { padding: 2rem 1.75rem; border:1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.contact-card h3 { margin: 0.4rem 0 0.3rem; }
.contact-card p { color: var(--ink-soft); font-size:0.95rem; margin-bottom: 1.2rem; }
@media (max-width: 640px){ .contact-cards { grid-template-columns: 1fr; } }

.note-box {
  margin-top: 2rem; padding: 1rem 1.25rem; border:1px dashed var(--line); border-radius: var(--radius);
  font-size: 0.9rem; color: var(--muted); background: color-mix(in srgb, var(--bg-soft) 60%, transparent);
}