/* =====================================================
   FENU COSTRUZIONI — Design System (v2)
   Sfondo bianco, sand come secondario, accent #00aeef,
   serif display + humanist sans.
   ===================================================== */

:root {
  /* Color */
  --bg:          #ffffff;
  --bg-soft:     #faf8f3;   /* richiamo travertino */
  --bg-sand:     #f3efe6;   /* card e accenti caldi */
  --bg-deep:     #e8e3d5;
  --ink:         #141414;
  --ink-soft:    #3a3a38;
  --ink-muted:   #7a7a72;
  --line:        #e6e1d4;
  --line-soft:   #efebe0;

  --accent:       #00aeef;
  --accent-deep:  #0089bf;
  --accent-soft:  #e6f7fe;
  --accent-wash:  rgba(0, 174, 239, 0.08);

  /* Type */
  --f-display: "Fraunces", "Cormorant Garamond", Georgia, serif;
  --f-body:    "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
  --f-mono:    "JetBrains Mono", ui-monospace, monospace;

  --step--1: clamp(0.78rem, 0.76rem + 0.1vw, 0.85rem);
  --step-0:  clamp(0.95rem, 0.9rem + 0.2vw, 1.05rem);
  --step-1:  clamp(1.1rem, 1rem + 0.4vw, 1.25rem);
  --step-2:  clamp(1.4rem, 1.2rem + 0.8vw, 1.75rem);
  --step-3:  clamp(1.9rem, 1.5rem + 1.5vw, 2.5rem);
  --step-4:  clamp(2.6rem, 2rem + 2.5vw, 3.75rem);
  --step-5:  clamp(3.4rem, 2.4rem + 4vw, 5.5rem);
  --step-6:  clamp(4.5rem, 3rem + 6vw, 8rem);

  --rail:   clamp(1.25rem, 4vw, 3.5rem);
  --maxw:   1360px;
  --radius: 2px;
  --r-xl:   60px;

  --ease-out:    cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  --shadow-sticky: 0 6px 24px -14px rgba(20,20,20,0.18), 0 2px 4px -2px rgba(20,20,20,0.06);
  --shadow-card:   0 24px 48px -24px rgba(20,20,20,0.14);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: var(--step-0);
  line-height: 1.55;
  font-feature-settings: "ss01", "ss02";
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
h1, h2, h3, h4, h5 { margin: 0; font-family: var(--f-display); font-weight: 400; line-height: 1.05; letter-spacing: -0.02em; }
p { margin: 0 0 1em; }

::selection { background: var(--accent); color: #fff; }

/* ---------- Layout shell ---------- */
.shell {
  width: min(100%, var(--maxw));
  padding-inline: var(--rail);
  margin-inline: auto;
}

/* ---------- Eyebrow ---------- */
.eyebrow {
  font-family: var(--f-body);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 500;
  display: inline-flex; align-items: center; gap: 0.75rem;
}
.eyebrow::before {
  content: "";
  width: 2.25rem; height: 1px;
  background: var(--accent);
  display: inline-block;
}
.eyebrow--plain::before { display: none; }
.eyebrow--light { color: rgba(255,255,255,0.75); }
.eyebrow--light::before { background: var(--accent); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--line-soft);
  box-shadow: var(--shadow-sticky);
  transition: background .35s var(--ease-out), box-shadow .35s var(--ease-out), border-color .35s var(--ease-out), color .35s var(--ease-out);
}
/* Transparent variant on home top */
.site-header--hero {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
  color: #fff;
}
.site-header--hero .brand__name,
.site-header--hero .brand__tag,
.site-header--hero .nav__link { color: #fff; }
.site-header--hero .brand__tag { color: rgba(255,255,255,0.7); }
.site-header--hero .nav__link:hover,
.site-header--hero .nav__link.is-active { color: #fff; }
.site-header--hero .nav__cta {
  border-color: rgba(255,255,255,0.6);
  color: #fff;
}
.site-header--hero .nav__cta:hover { background: #fff; color: var(--ink); }
.site-header--hero .nav__toggle { border-color: rgba(255,255,255,0.5); }
.site-header--hero .nav__toggle span,
.site-header--hero .nav__toggle span::before,
.site-header--hero .nav__toggle span::after { background: #fff; }

/* When scrolled — always solid */
.site-header.is-scrolled,
.site-header--hero.is-scrolled {
  background: var(--bg);
  border-bottom-color: var(--line-soft);
  box-shadow: var(--shadow-sticky);
  color: var(--ink);
}
.site-header.is-scrolled .brand__name,
.site-header.is-scrolled .nav__link { color: var(--ink); }
.site-header.is-scrolled .brand__tag { color: var(--ink-muted); }
.site-header.is-scrolled .nav__cta { border-color: var(--ink); color: var(--ink); }
.site-header.is-scrolled .nav__cta:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.site-header.is-scrolled .nav__toggle { border-color: var(--line); }
.site-header.is-scrolled .nav__toggle span,
.site-header.is-scrolled .nav__toggle span::before,
.site-header.is-scrolled .nav__toggle span::after { background: var(--ink); }

.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 1.1rem;
  gap: 2rem;
}
.brand {
  display: inline-flex; align-items: center; gap: 0.85rem;
  text-decoration: none;
}
.brand__mark { width: 44px; height: 44px; display: grid; place-items: center; position: relative; }
.brand__mark img { width: 100%; height: 100%; object-fit: contain; }
.brand__text { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name {
  font-family: var(--f-display);
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  font-weight: 500;
  color: var(--ink);
}
.brand__tag {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-top: 2px;
}
.nav__links {
  display: flex; gap: 2.1rem; align-items: center;
  list-style: none; margin: 0; padding: 0;
}
.nav__link {
  position: relative;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 0.4rem 0;
  transition: color .3s var(--ease-out);
}
.nav__link::after {
  content: "";
  position: absolute; bottom: 0; left: 0;
  height: 1px; width: 0;
  background: var(--accent);
  transition: width .45s var(--ease-out);
}
.nav__link:hover,
.nav__link.is-active { color: var(--ink); }
.nav__link:hover::after,
.nav__link.is-active::after { width: 100%; }

.nav__cta {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.7rem 1.15rem 0.7rem 1rem;
  border: 1px solid var(--ink);
  border-radius: 100px;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  transition: background .35s var(--ease-out), color .35s var(--ease-out), border-color .35s var(--ease-out);
}
.nav__cta:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.nav__cta__ico {
  width: 18px; height: 18px;
  display: grid; place-items: center;
  flex: none;
}
.nav__cta__ico svg { width: 15px; height: 15px; }

/* Mobile nav toggle */
.nav__toggle {
  display: none;
  width: 42px; height: 42px;
  border: 1px solid var(--line);
  border-radius: 100px;
  place-items: center;
  background: transparent;
}
.nav__toggle span {
  display: block; width: 16px; height: 1.5px;
  background: var(--ink); position: relative;
  transition: transform .35s var(--ease-out);
}
.nav__toggle span::before,
.nav__toggle span::after {
  content: "";
  position: absolute; left: 0; width: 16px; height: 1.5px;
  background: var(--ink);
  transition: transform .35s var(--ease-out), top .35s var(--ease-out);
}
.nav__toggle span::before { top: -5px; }
.nav__toggle span::after  { top:  5px; }
body.menu-open .nav__toggle span { background: transparent !important; }
body.menu-open .nav__toggle span::before { top: 0; transform: rotate(45deg); }
body.menu-open .nav__toggle span::after  { top: 0; transform: rotate(-45deg); }

/* ---------- HOME HERO (full-bleed, foto di sfondo) ---------- */
.home-hero {
  position: relative;
  margin-top: -88px; /* copre il menu trasparente */
  min-height: 620px;
  height: clamp(620px, 78vh, 820px);
  overflow: hidden;
  border-bottom-left-radius: var(--r-xl);
  border-bottom-right-radius: var(--r-xl);
  isolation: isolate;
  color: #fff;
}
.home-hero__bg {
  position: absolute; inset: 0;
  z-index: -2;
}
.home-hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  animation: heroZoom 18s var(--ease-out) forwards;
}
@keyframes heroZoom {
  0%   { transform: scale(1.08); }
  100% { transform: scale(1); }
}
.home-hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(15,15,15,0.55) 0%, rgba(15,15,15,0.15) 35%, rgba(15,15,15,0.6) 100%),
    linear-gradient(90deg, rgba(15,15,15,0.45) 0%, transparent 50%);
  z-index: -1;
}
.home-hero__inner {
  position: relative;
  height: 100%;
  display: flex; align-items: center;
  padding-top: 140px;     /* spazio per header */
  padding-bottom: 120px;
}
.home-hero__content { max-width: 58rem; }
.home-hero__title {
  font-size: clamp(2.5rem, 1.8rem + 3.2vw, 4.5rem);
  letter-spacing: -0.03em;
  line-height: 1;
  font-weight: 300;
  color: #fff;
  margin-bottom: 1.25rem;
}
.home-hero__title .it { font-style: italic; color: rgba(255,255,255,0.82); font-weight: 300; }
.home-hero__title .dot { color: var(--accent); }
.home-hero__lead {
  max-width: 48ch;
  font-size: var(--step-1);
  color: rgba(255,255,255,0.88);
  margin-bottom: 2rem;
  line-height: 1.5;
}
.home-hero__actions {
  display: flex; flex-wrap: wrap; gap: 0.8rem;
  align-items: center;
}
.home-hero__meta {
  position: absolute;
  bottom: 2.5rem; left: var(--rail); right: var(--rail);
  display: flex; justify-content: space-between; align-items: end;
  gap: 1rem;
  font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  padding-top: 1rem;
  border-top: 1px solid rgba(255,255,255,0.2);
}
.home-hero__meta strong { color: #fff; font-weight: 500; }
.home-hero__meta > * { min-width: 0; }
@media (max-width: 700px) {
  .home-hero__meta { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
  .home-hero__meta > * { display: block; }
  .home-hero { border-bottom-left-radius: 32px; border-bottom-right-radius: 32px; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.7rem;
  padding: 1rem 1.6rem;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 100px;
  transition: all .4s var(--ease-out);
  border: 1px solid transparent;
  position: relative; overflow: hidden;
  font-weight: 500;
}
.btn svg { width: 14px; height: 14px; flex: none; transition: transform .4s var(--ease-out); }
.btn:hover svg { transform: translateX(4px); }

.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-deep); }

.btn--ink { background: var(--ink); color: var(--bg); }
.btn--ink:hover { background: var(--accent); }

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

.btn--ghost-light { border-color: rgba(255,255,255,0.7); color: #fff; background: transparent; }
.btn--ghost-light:hover { background: #fff; color: var(--ink); border-color: #fff; }

.btn--link {
  padding: 0; border: 0; border-bottom: 1px solid var(--ink);
  border-radius: 0; padding-bottom: 2px;
  text-transform: none; letter-spacing: 0.02em;
  font-size: 0.95rem;
}
.btn--link:hover { color: var(--accent); border-bottom-color: var(--accent); }
.btn--link-light {
  padding: 0; border: 0; border-bottom: 1px solid rgba(255,255,255,0.6);
  border-radius: 0; padding-bottom: 2px;
  text-transform: none; letter-spacing: 0.02em;
  font-size: 0.95rem; color: #fff;
}
.btn--link-light:hover { color: var(--accent); border-bottom-color: var(--accent); }

/* ---------- Section scaffolding ---------- */
.section {
  padding-block: clamp(4rem, 8vw, 7rem);
  position: relative;
}
.section--tight { padding-block: clamp(2.5rem, 5vw, 4rem); }
.section--dark {
  background: var(--ink);
  color: var(--bg);
  border-radius: 0;
}
.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--bg); }
.section--dark .eyebrow { color: rgba(255,255,255,0.65); }
.section--sand { background: var(--bg-soft); }

/* Head — titolo sinistra, descrizione destra, entrambi centrati verticalmente */
.section__head {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
@media (min-width: 800px) {
  .section__head { grid-template-columns: auto 1fr; gap: clamp(2rem, 5vw, 5rem); }
}
.section__title {
  font-size: var(--step-4);
  font-weight: 300;
  max-width: 18ch;
  line-height: 1;
}
.section__title .it { font-style: italic; color: var(--ink-soft); }
.section__desc {
  max-width: 52ch;
  font-size: var(--step-1);
  color: var(--ink-soft);
  line-height: 1.55;
}

/* ---------- Capability cards (4 in riga) ---------- */
.caps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
@media (min-width: 1100px) {
  .caps--4 { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 900px) and (max-width: 1099px) {
  .caps--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .caps--3 { grid-template-columns: repeat(3, 1fr); }
}

.cap {
  background: var(--bg);
  padding: clamp(1.75rem, 3vw, 2.25rem);
  display: flex; flex-direction: column;
  gap: 1.1rem;
  min-height: 240px;
  transition: background .5s var(--ease-out);
  position: relative;
  overflow: hidden;
}
.cap::after {
  content: "";
  position: absolute; left: 0; top: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width .6s var(--ease-out);
}
.cap:hover { background: var(--bg-soft); }
.cap:hover::after { width: 100%; }
.cap__num {
  font-family: var(--f-display);
  font-style: italic;
  color: var(--accent);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}
.cap__title {
  font-size: var(--step-2);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.cap__desc {
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.55;
  flex: 1;
}
.cap__ico {
  width: 36px; height: 36px;
  color: var(--ink);
  margin-bottom: -0.25rem;
}
.cap__ico svg { width: 100%; height: 100%; }

/* ---------- Projects grid ---------- */
.projects {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(3rem, 5vw, 4.5rem) clamp(1.5rem, 3vw, 2rem);
}
@media (min-width: 720px) { .projects { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1080px) { .projects { grid-template-columns: repeat(3, 1fr); } }

.project {
  display: flex; flex-direction: column; gap: 0.85rem;
}
.project__frame {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-deep);
  border-radius: var(--radius);
}
.project__frame img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.01);
  filter: saturate(0.95);
  transition: transform 1.2s var(--ease-out), filter 1.2s var(--ease-out);
}
.project:hover .project__frame img { transform: scale(1.05); filter: saturate(1.05); }
.project__badge {
  position: absolute; top: 1rem; left: 1rem;
  background: #fff;
  color: var(--ink);
  padding: 0.35rem 0.7rem;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 100px;
  z-index: 1;
  box-shadow: var(--shadow-card);
}
.project__num {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.05em;
}
.project__title {
  font-size: var(--step-2);
  line-height: 1.15;
  font-weight: 400;
  letter-spacing: -0.015em;
}
.project__place {
  font-size: 0.82rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* Page-hero gallery list — cards cliccabili */
a.project .project__title,
button.project .project__title { transition: color .3s var(--ease-out); }
a.project:hover .project__title { color: var(--accent); }

/* ---------- Page title ---------- */
.page-hero {
  padding-top: clamp(3rem, 6vw, 5rem);
  padding-bottom: clamp(3rem, 6vw, 4.5rem);
  position: relative;
}
.page-hero__tag {
  font-family: var(--f-display);
  font-style: italic;
  color: var(--accent);
  font-size: 0.95rem;
  margin-bottom: 1rem;
}
.page-hero__title {
  font-size: var(--step-5);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 300;
  max-width: 18ch;
  margin-bottom: 1.5rem;
}
.page-hero__title .it { font-style: italic; color: var(--ink-soft); }
.page-hero__lead {
  max-width: 56ch;
  font-size: var(--step-1);
  color: var(--ink-soft);
  line-height: 1.5;
}
.page-hero__crumbs {
  display: flex; gap: 0.5rem; align-items: center;
  font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 2rem;
}
.page-hero__crumbs a:hover { color: var(--accent); }

/* ---------- Split content ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}
@media (min-width: 900px) { .split { grid-template-columns: 5fr 7fr; } }
.split--flip { direction: rtl; }
.split--flip > * { direction: ltr; }
.split__visual {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-deep);
}
.split__visual img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 6s var(--ease-out);
}
.split__visual:hover img { transform: scale(1.06); }
.split__body p { font-size: var(--step-1); line-height: 1.6; color: var(--ink-soft); margin-bottom: 1.2em; }
.split__body p strong { color: var(--ink); font-weight: 600; }
.split__kicker {
  font-size: 0.78rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-muted);
}

/* ---------- Stats (centrati, counter animato) ---------- */
.stats {
  display: grid; gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  grid-template-columns: 1fr;
}
@media (min-width: 600px) { .stats { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .stats { grid-template-columns: repeat(4, 1fr); } }
.stat {
  background: var(--bg);
  padding: clamp(2rem, 3vw, 2.5rem) 1.25rem;
  text-align: center;
  transition: background .4s var(--ease-out);
}
.stat:hover { background: var(--bg-soft); }
.stat__num {
  font-family: var(--f-display);
  font-size: clamp(3.6rem, 7vw, 5.75rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  font-weight: 300;
  margin-bottom: 0.55rem;
  display: inline-flex; align-items: flex-start; justify-content: center;
}
.stat__num sup {
  font-size: 0.5em;
  color: var(--accent);
  font-family: var(--f-body);
  letter-spacing: 0;
  margin-top: 0.1em;
  margin-left: 0.02em;
  font-weight: 400;
  line-height: 1;
}
.stat__label {
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  line-height: 1.45;
}

/* ---------- Services list ---------- */
.svc-list {
  display: flex; flex-direction: column;
  border-top: 1px solid var(--line);
}
.svc {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem 2rem;
  padding-block: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: padding .5s var(--ease-out);
}
@media (min-width: 900px) {
  .svc { grid-template-columns: 0.35fr 0.25fr 1fr auto; align-items: start; }
}
.svc__num {
  font-family: var(--f-display);
  font-style: italic;
  color: var(--accent);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}
.svc__title {
  font-size: var(--step-3);
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
  max-width: 12ch;
  transition: color .35s var(--ease-out);
}
.svc__title .it { font-style: italic; }
.svc__desc {
  max-width: 60ch;
  color: var(--ink-soft);
  line-height: 1.6;
}
.svc__desc ul { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; gap: 0.4rem; }
.svc__desc li {
  font-size: 0.92rem; color: var(--ink-soft);
  padding-left: 1.25rem; position: relative;
}
.svc__desc li::before {
  content: ""; position: absolute; left: 0; top: 0.55em;
  width: 0.6rem; height: 1px; background: var(--accent);
}
.svc__arrow {
  align-self: start;
  width: 48px; height: 48px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: grid; place-items: center;
  color: var(--ink-soft);
  transition: all .4s var(--ease-out);
}
.svc:hover .svc__arrow { background: var(--accent); color: #fff; border-color: var(--accent); }
.svc:hover .svc__title { color: var(--accent); }

/* ---------- Certifications cards ---------- */
.certs {
  display: grid; gap: 1.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 700px) { .certs { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .certs { grid-template-columns: repeat(4, 1fr); } }
.cert {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex; flex-direction: column; gap: 1.2rem;
  transition: all .45s var(--ease-out);
  position: relative;
}
.cert:hover {
  border-color: var(--ink);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.cert__frame {
  aspect-ratio: 3/4;
  background: linear-gradient(135deg, #fafaf7 0%, var(--bg-sand) 100%);
  overflow: hidden;
  position: relative;
  display: grid; place-items: center;
  padding: 1.5rem;
  border-radius: var(--radius);
}
.cert__frame svg { width: 100%; height: auto; max-height: 170px; }
.cert__label {
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-muted);
}
.cert__title {
  font-size: 1.12rem; line-height: 1.25;
  font-weight: 500;
  font-family: var(--f-body);
  letter-spacing: -0.005em;
}
.cert__issuer {
  font-family: var(--f-display);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--accent);
  margin-bottom: 0.2rem;
}
.cert__link {
  margin-top: auto;
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink);
  padding-top: 0.75rem; border-top: 1px solid var(--line);
}
.cert__link svg { transition: transform .35s var(--ease-out); }
.cert__link:hover { color: var(--accent); }
.cert__link:hover svg { transform: translate(3px, -3px); }

/* ---------- SOA categories ---------- */
.soa {
  display: grid; gap: 1px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  overflow: hidden;
  grid-template-columns: 1fr;
  margin-top: 2rem;
}
@media (min-width: 900px) { .soa { grid-template-columns: repeat(3, 1fr); } }
.soa__cell {
  background: var(--ink);
  color: var(--bg);
  padding: clamp(1.75rem, 3vw, 2.5rem);
  display: flex; flex-direction: column; gap: 1rem;
  transition: background .5s var(--ease-out);
  position: relative;
}
.soa__cell:hover { background: #1c1c1c; }
.soa__code {
  font-family: var(--f-display);
  font-style: italic;
  color: var(--accent);
  font-size: 1.4rem;
}
.soa__desc {
  font-size: 1rem;
  line-height: 1.35;
  font-weight: 500;
  color: var(--bg);
}
.soa__fig {
  border-top: 1px solid rgba(255,255,255,0.18);
  padding-top: 1rem;
  margin-top: auto;
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 0.85rem;
}
.soa__class {
  font-family: var(--f-display);
  font-size: 1.6rem;
  color: var(--bg);
  font-weight: 400;
}
.soa__amt {
  font-family: var(--f-body);
  font-variant-numeric: tabular-nums;
  color: var(--bg);
  font-size: 0.95rem;
  font-weight: 500;
}
.soa__badge {
  position: absolute; top: 1rem; right: 1rem;
  font-size: 0.65rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent);
}

/* ---------- Equipment list (single centered column) ---------- */
.equip-wrap {
  max-width: 620px;
  margin-inline: auto;
}
.equip-wrap .split__kicker {
  text-align: center;
  display: block;
  margin-bottom: 1.25rem;
}
.equip {
  display: flex; flex-direction: column;
}
.equip__row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.98rem;
  gap: 1rem;
  transition: padding-left .35s var(--ease-out);
}
.equip__row:hover { padding-left: 0.5rem; }
.equip__row:hover .equip__name { color: var(--accent); }
.equip__qty {
  font-family: var(--f-display);
  font-style: italic;
  color: var(--ink-muted);
  min-width: 3rem;
  font-size: 0.95rem;
}
.equip__name { flex: 1; color: var(--ink-soft); transition: color .3s var(--ease-out); }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid; gap: 2rem;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1fr; gap: 3rem; } }

.contact-info { display: grid; gap: 0; }
.contact-block {
  padding: 1.25rem 0;
  border-top: 1px solid var(--line);
  display: grid; gap: 0.3rem;
}
.contact-block:last-child { border-bottom: 1px solid var(--line); }
.contact-block__label {
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-muted);
}
.contact-block__value {
  font-family: var(--f-display);
  font-size: 1.4rem;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -0.01em;
}
.contact-block__value a:hover { color: var(--accent); }

.form {
  display: grid; gap: 1rem;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.form__row { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 600px) { .form__row--2 { grid-template-columns: 1fr 1fr; } }
.form__field { display: flex; flex-direction: column; gap: 0.4rem; position: relative; }
.form__label {
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-muted);
}
.form__input, .form__textarea {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  padding: 0.6rem 0;
  font: inherit;
  color: var(--ink);
  transition: border-color .3s var(--ease-out);
  font-size: 1rem;
}
.form__input:focus, .form__textarea:focus {
  outline: none;
  border-bottom-color: var(--accent);
}
.form__textarea { resize: vertical; min-height: 120px; }
.form__check {
  display: flex; gap: 0.75rem; align-items: flex-start;
  font-size: 0.82rem;
  color: var(--ink-soft);
  line-height: 1.5;
}
.form__check input { accent-color: var(--accent); margin-top: 0.2rem; }
.form__submit { margin-top: 0.5rem; justify-self: start; }

.map {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 360px;
  background: var(--bg-deep);
}
.map iframe { width: 100%; height: 100%; border: 0; filter: grayscale(0.15) contrast(1.05); }

/* ---------- CTA block ---------- */
.cta-block {
  padding: clamp(3rem, 6vw, 5rem) clamp(1.5rem, 4vw, 3.5rem);
  background: var(--ink);
  color: var(--bg);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  display: grid; gap: 2rem;
  grid-template-columns: 1fr;
  align-items: end;
}
@media (min-width: 900px) { .cta-block { grid-template-columns: 1.2fr 1fr; } }
.cta-block::before {
  content: "";
  position: absolute; bottom: -60%; right: -10%;
  width: 420px; height: 420px;
  background: radial-gradient(circle at center, var(--accent) 0%, transparent 60%);
  opacity: 0.35;
  pointer-events: none;
}
.cta-block h2 {
  font-size: var(--step-4);
  line-height: 0.98;
  color: var(--bg);
  font-weight: 300;
}
.cta-block h2 .it { font-style: italic; color: rgba(255,255,255,0.7); }
.cta-block p { color: rgba(255,255,255,0.78); max-width: 42ch; }

/* ---------- Footer ---------- */
.footer {
  padding-top: clamp(4rem, 6vw, 6rem);
  padding-bottom: 2rem;
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
}
.footer__top {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
  padding-bottom: clamp(2.5rem, 4vw, 3.5rem);
}
@media (min-width: 800px) { .footer__top { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.footer__brand { max-width: 30ch; }
.footer__brand p { color: var(--ink-soft); font-size: 0.95rem; margin-top: 1rem; }
.footer__title {
  font-size: 0.75rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 1.2rem;
}
.footer__list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.6rem; font-size: 0.95rem; }
.footer__list a { color: var(--ink-soft); transition: color .3s; }
.footer__list a:hover { color: var(--accent); }
.footer__bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  font-size: 0.8rem;
  color: var(--ink-muted);
}
.footer__bottom a:hover { color: var(--accent); }

.wordmark {
  font-family: var(--f-display);
  font-size: clamp(1.1rem, 1.4vw, 1.35rem);
  line-height: 1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-muted);
  user-select: none;
  text-align: center;
  padding-block: 1.25rem 0.85rem;
  font-weight: 500;
}
.wordmark .it { font-style: italic; color: var(--accent); text-transform: none; letter-spacing: 0; }
.wordmark .sep { color: var(--line); margin: 0 0.9rem; }

/* ---------- Reveal animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
}
.reveal.is-in { opacity: 1; transform: none; }
.reveal-stagger > * {
  opacity: 0; transform: translateY(20px);
  transition: opacity .85s var(--ease-out), transform .85s var(--ease-out);
}
.reveal-stagger.is-in > * { opacity: 1; transform: none; }
.reveal-stagger.is-in > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.is-in > *:nth-child(2) { transition-delay: .08s; }
.reveal-stagger.is-in > *:nth-child(3) { transition-delay: .16s; }
.reveal-stagger.is-in > *:nth-child(4) { transition-delay: .24s; }
.reveal-stagger.is-in > *:nth-child(5) { transition-delay: .32s; }
.reveal-stagger.is-in > *:nth-child(6) { transition-delay: .40s; }
.reveal-stagger.is-in > *:nth-child(7) { transition-delay: .48s; }
.reveal-stagger.is-in > *:nth-child(8) { transition-delay: .56s; }

/* ---------- Mobile nav ---------- */
@media (max-width: 880px) {
  .nav__toggle { display: grid; }
  .nav__links {
    position: fixed;
    top: 72px; left: 0; right: 0; bottom: 0;
    background: var(--bg);
    flex-direction: column;
    gap: 0;
    padding: 2rem var(--rail) 3rem;
    transform: translateX(100%);
    transition: transform .5s var(--ease-in-out);
    border-top: 1px solid var(--line);
    align-items: flex-start;
    overflow-y: auto;
    box-shadow: 0 24px 48px -12px rgba(20,20,20,0.12);
  }
  body.menu-open .nav__links { transform: translateX(0); }
  .nav__links li { width: 100%; border-bottom: 1px solid var(--line); }
  .nav__link {
    display: block; padding: 1.1rem 0;
    font-size: 1.3rem; letter-spacing: 0.02em;
    text-transform: none;
    font-family: var(--f-display);
    color: var(--ink) !important;
  }
  .nav__cta {
    margin-top: 1.5rem;
    background: var(--accent);
    border-color: var(--accent);
    color: #fff !important;
  }
  .nav__cta:hover { background: var(--accent-deep); border-color: var(--accent-deep); }
  .brand__tag { display: none; }

  /* In mobile ignore transparent header styles */
  .site-header--hero { background: var(--bg); border-bottom-color: var(--line-soft); box-shadow: var(--shadow-sticky); color: var(--ink); }
  .site-header--hero .brand__name, .site-header--hero .nav__link { color: var(--ink); }
  .site-header--hero .brand__tag { color: var(--ink-muted); }
  .site-header--hero .nav__cta { border-color: var(--ink); color: var(--ink); }
  .site-header--hero .nav__toggle { border-color: var(--line); }
  .site-header--hero .nav__toggle span,
  .site-header--hero .nav__toggle span::before,
  .site-header--hero .nav__toggle span::after { background: var(--ink); }
  .home-hero { margin-top: 0; }
  .home-hero__inner { padding-top: 90px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}