*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    --white: #ffffff;
    --black: #141312;
    --gray-light: #e6e4e0;
    --gray-mid: #a19a8f;
    --gray-dark: #56514a;
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-body: 'General Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --nav-height: 76px;
    --transition: 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
  }

  html { scroll-behavior: smooth; }

  body {
    background: var(--white);
    color: var(--black);
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }

  /* ── NAVIGATION ── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-height);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 48px;
    z-index: 100;
  }

  .nav-logo {
    display: flex;
    flex-direction: column;
    gap: 3px;
    cursor: pointer;
    text-decoration: none;
    line-height: 1;
  }

  .nav-logo-main {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--black);
  }

  .nav-logo-sub {
    font-family: var(--font-body);
    font-size: 8.5px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--gray-mid);
    max-width: 150px;
    line-height: 1.3;
  }

  .nav-center {
    display: flex;
    gap: 64px;
    align-items: center;
  }

  .nav-item {
    position: relative;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--gray-dark);
    cursor: pointer;
    text-decoration: none;
    transition: color var(--transition);
  }

  .nav-item:hover, .nav-item.active { color: var(--black); }

  /* Dropdown — bridge gap so mouse can move into menu */
  .nav-group {
    position: relative;
    padding-bottom: 28px;
    margin-bottom: -28px;
  }

  .dropdown {
    position: absolute;
    top: calc(100% - 4px);
    left: 50%;
    background: var(--white);
    border: 0.5px solid var(--gray-light);
    min-width: 160px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition), transform var(--transition);
    transform: translateX(-50%) translateY(-6px);
    z-index: 200;
  }

  .nav-group:hover .dropdown {
    opacity: 1;
    pointer-events: all;
    transform: translateX(-50%) translateY(0);
  }

  .dropdown-item {
    display: block;
    padding: 11px 20px;
    font-family: var(--font-body);
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-dark);
    cursor: pointer;
    transition: color var(--transition), background var(--transition);
    border-bottom: 0.5px solid var(--gray-light);
  }
  .dropdown-item:last-child { border-bottom: none; }
  .dropdown-item:hover { color: var(--black); background: rgba(0,0,0,0.015); }

  /* Language switcher */
  .lang-switcher { display: flex; gap: 12px; align-items: center; }

  .lang-btn {
    font-family: var(--font-body);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-mid);
    cursor: pointer;
    border: none;
    background: none;
    padding: 4px 0;
    transition: color var(--transition);
    border-bottom: 0.5px solid transparent;
  }
  .lang-btn:hover { color: var(--black); }
  .lang-btn.active { color: var(--black); border-bottom-color: var(--black); }

  /* Hamburger button (mobile only) */
  .nav-burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: flex-end;
    gap: 5px;
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 210;
  }

  .nav-burger span {
    display: block;
    height: 0.75px;
    background: var(--black);
    transition: transform var(--transition), width var(--transition), opacity var(--transition);
    width: 22px;
  }

  .nav-burger span:last-child { width: 15px; }
  .nav-burger.active span:last-child { width: 22px; }
  .nav-burger.active span:first-child { transform: translateY(3px) rotate(45deg); }
  .nav-burger.active span:last-child { transform: translateY(-3px) rotate(-45deg); }

  /* Mobile full-screen menu */
  #mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--white);
    z-index: 190;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 64px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.4s ease, transform 0.4s ease;
  }

  #mobile-menu.show {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
  }

  .mobile-menu-items {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
  }

  .mobile-menu-item {
    font-family: var(--font-serif);
    font-style: italic;
    font-weight: 500;
    font-size: 28px;
    letter-spacing: -0.005em;
    color: var(--black);
    cursor: pointer;
  }

  .mobile-menu-lang {
    display: flex;
    align-items: center;
    gap: 18px;
  }

  @media (max-width: 860px) {
    nav { padding: 0 24px; }
    .nav-center, .lang-switcher { display: none; }
    .nav-burger { display: flex; }
    .nav-logo-sub { display: none; }
  }

  /* ── PAGES ── */
  .page { display: none; min-height: 100vh; padding-top: var(--nav-height); }
  .page.active { display: block; }

  /* ── LANDING ── */
  #page-landing {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding-top: 0;
    overflow: hidden;
    background: #0d0d0c;
  }

  .landing-inner {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 0 48px;
    text-align: center;
  }

  .landing-contact-bar {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 22px 24px 26px;
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: rgba(255,255,255,0.45);
  }

  .landing-contact-bar a {
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    transition: color var(--transition);
  }

  .landing-contact-bar a:hover { color: #ffffff; }

  .landing-contact-sep {
    color: rgba(255,255,255,0.2);
  }

  @media (max-width: 640px) {
    .landing-contact-bar { font-size: 10px; padding: 18px 16px 22px; }
  }

  .landing-title {
    font-family: var(--font-serif);
    font-size: clamp(56px, 12vw, 160px);
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 0.92;
    color: #ffffff;
    text-align: center;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(16px);
    animation: fadeUp 1.2s 0.5s cubic-bezier(0.25, 0.1, 0.25, 1) forwards;
  }

  .landing-brand {
    display: inline-block;
    text-align: center;
  }

  .landing-tagline {
    display: block;
    width: 100%;
    margin-top: 14px;
    font-family: var(--font-body);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.45);
    line-height: 1.6;
    text-align: center;
    opacity: 0;
    animation: fadeUp 1.2s 0.68s cubic-bezier(0.25, 0.1, 0.25, 1) forwards;
  }

  .landing-lang {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    padding: 0 24px 90px;
    opacity: 0;
    animation: fadeUp 1.2s 0.85s cubic-bezier(0.25, 0.1, 0.25, 1) forwards;
  }

  .landing-lang-btn {
    font-family: var(--font-body);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.55);
    cursor: pointer;
    border: none;
    background: none;
    padding: 6px 0;
    position: relative;
    transition: color var(--transition);
  }

  .landing-lang-btn::after {
    content: '';
    position: absolute;
    bottom: 4px; left: 0; right: 0;
    height: 0.5px;
    background: #ffffff;
    transform: scaleX(0);
    transition: transform var(--transition);
    transform-origin: center;
  }

  .landing-lang-btn:hover { color: #ffffff; }
  .landing-lang-btn:hover::after { transform: scaleX(1); }

  .landing-divider {
    width: 0.5px;
    height: 12px;
    background: rgba(255,255,255,0.25);
  }

  @keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
  }

  /* ── GENERIC PAGE LAYOUT (editorial header, OBLYK-inspired) ── */
  .page-header {
    padding: 140px 48px 84px;
    display: flex;
    flex-direction: column;
    max-width: 1100px;
  }

  .page-header h1 {
    font-family: var(--font-serif);
    font-weight: 500;
    font-style: italic;
    font-size: clamp(38px, 5.4vw, 68px);
    line-height: 1;
    letter-spacing: -0.005em;
    color: var(--black);
  }

  .page-header .subtitle {
    font-family: var(--font-body);
    font-size: 14px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gray-mid);
  }

  /* Sub-tabs */
  .sub-tabs {
    display: flex;
    border-bottom: 0.5px solid var(--gray-light);
    padding: 0 48px;
    background: var(--white);
  }

  .sub-tab {
    font-family: var(--font-body);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-mid);
    cursor: pointer;
    padding: 20px 0;
    margin-right: 40px;
    border-bottom: 1px solid transparent;
    transition: color var(--transition), border-color var(--transition);
  }
  .sub-tab:hover { color: var(--black); }
  .sub-tab.active { color: var(--black); border-bottom-color: var(--black); }

  .sub-content { display: none; padding: 56px 48px 0; }
  .sub-content.active { display: block; }

  /* View toggle (Grid / Index) */
  .view-toggle {
    display: flex;
    justify-content: flex-end;
    gap: 24px;
    padding: 28px 48px 0;
  }

  .view-toggle-btn {
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gray-mid);
    cursor: pointer;
    background: none;
    border: none;
    padding-bottom: 3px;
    border-bottom: 1px solid transparent;
    transition: color var(--transition), border-color var(--transition);
  }

  .view-toggle-btn:hover { color: var(--black); }
  .view-toggle-btn.active { color: var(--black); border-bottom-color: var(--black); }

  /* ── PROJECT GRID (rectangular image tiles only, no caption) ── */
  .project-view { display: none; padding: 8px 48px 100px; }
  .project-view.active { display: block; }

  .project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
    gap: 4px;
  }

  .project-card { cursor: pointer; display: block; text-decoration: none; color: inherit; }

  .project-card-title {
    margin-top: 16px;
    font-family: var(--font-serif);
    font-size: 19px;
    font-weight: 500;
    color: var(--black);
  }

  .project-card-meta {
    margin-top: 3px;
    font-family: var(--font-body);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-mid);
  }

  .project-card-img {
    width: 100%;
    aspect-ratio: 3/2;
    overflow: hidden;
    background: var(--gray-light);
  }

  .project-card-img svg {
    width: 100%;
    height: 100%;
    display: block;
    transition: transform 0.9s cubic-bezier(0.25, 0.1, 0.25, 1);
  }

  .project-card:hover .project-card-img svg { transform: scale(1.05); }

  /* ── PROJECT INDEX (list view) ── */
  .project-index-list { padding: 8px 0 40px; }

  .project-index-item {
    display: grid;
    grid-template-columns: 48px 1fr auto auto;
    align-items: baseline;
    gap: 24px;
    padding: 22px 0;
    border-bottom: 0.5px solid var(--gray-light);
    cursor: pointer;
    text-decoration: none;
    transition: opacity var(--transition);
  }

  .project-index-item:first-child { border-top: 0.5px solid var(--gray-light); }
  .project-index-item:hover { opacity: 0.55; }

  .project-index-num {
    font-family: var(--font-body);
    font-size: 12px;
    color: var(--gray-mid);
  }

  .project-index-title {
    font-family: var(--font-serif);
    font-size: clamp(18px, 2.2vw, 28px);
    font-weight: 500;
    letter-spacing: -0.005em;
    color: var(--black);
  }

  .project-index-loc {
    font-family: var(--font-body);
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-mid);
  }

  .project-index-year {
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--gray-mid);
  }

  @media (max-width: 640px) {
    .project-index-item { grid-template-columns: 32px 1fr; row-gap: 4px; }
    .project-index-loc, .project-index-year { grid-column: 2; }
  }

  /* ── PROJECT DETAIL PAGE ── */
  #page-progetto {
    min-height: 100vh;
    padding-top: var(--nav-height);
  }

  .progetto-hero {
    width: 100%;
    height: calc(100vh - var(--nav-height));
    overflow: hidden;
    position: relative;
  }

  .progetto-hero svg {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
  }

  .progetto-hero-caption {
    position: absolute;
    bottom: 40px;
    left: 48px;
    font-family: var(--font-body);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(26,25,22,0.5);
  }

  .progetto-body {
    padding: 80px 48px 0;
  }

  .progetto-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-bottom: 96px;
    padding-bottom: 80px;
    border-bottom: 0.5px solid var(--gray-light);
  }

  .progetto-testo h1 {
    font-family: var(--font-serif);
    font-size: clamp(30px, 3.6vw, 48px);
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--black);
    margin-bottom: 8px;
    line-height: 1.1;
  }

  .progetto-testo h2 {
    font-family: var(--font-serif);
    font-size: clamp(26px, 3vw, 42px);
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--black);
    margin-bottom: 24px;
    line-height: 1.2;
  }

  .progetto-testo p {
    font-family: var(--font-body);
    font-size: 18px;
    line-height: 1.85;
    color: var(--gray-dark);
    margin-bottom: 20px;
  }

  .progetto-dati {
    padding-top: 8px;
  }

  .progetto-dato {
    display: flex;
    flex-direction: column;
    padding: 16px 0;
    border-bottom: 0.5px solid var(--gray-light);
  }

  .progetto-dato:first-child { border-top: 0.5px solid var(--gray-light); }

  .progetto-dato-label {
    font-family: var(--font-body);
    font-size: 11px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gray-mid);
    margin-bottom: 4px;
  }

  .progetto-dato-value {
    font-family: var(--font-body);
    font-size: 17px;
    color: var(--black);
  }

  /* Project image sequence */
  .progetto-immagini {
    display: flex;
    flex-direction: column;
    gap: 0;
  }

  .progetto-img-row {
    width: 100%;
    overflow: hidden;
  }

  .progetto-img-row svg {
    width: 100%;
    height: auto;
    display: block;
  }

  .progetto-img-row.full { margin-bottom: 4px; }

  .progetto-img-row.half-pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px;
    margin-bottom: 4px;
  }

  .progetto-img-row.half-pair > div {
    overflow: hidden;
  }

  .progetto-img-row.half-pair svg {
    width: 100%;
    height: auto;
    display: block;
  }

  .progetto-img-row.offset {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 4px;
    margin-bottom: 4px;
  }

  .progetto-img-row.offset > div { overflow: hidden; }

  .progetto-back {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-mid);
    cursor: pointer;
    padding: 48px 48px;
    transition: color var(--transition);
    border: none;
    background: none;
    text-decoration: none;
  }

  .progetto-back::before {
    content: '←';
    font-size: 16px;
    transition: transform var(--transition);
  }

  .progetto-back:hover { color: var(--black); }
  .progetto-back:hover::before { transform: translateX(-4px); }

  /* Studio text */
  .studio-text { max-width: 680px; }

  .studio-text h2 {
    font-family: var(--font-serif);
    font-size: clamp(28px, 3vw, 40px);
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--black);
    margin-bottom: 24px;
  }

  .studio-text p {
    font-family: var(--font-body);
    font-size: 19px;
    line-height: 1.8;
    color: var(--gray-dark);
    margin-bottom: 24px;
  }

  /* Manifesto */
  .manifesto-text { max-width: 720px; margin-top: 72px; padding-top: 56px; }

  .manifesto-text .manifesto-line {
    font-family: var(--font-serif);
    font-size: clamp(22px, 3vw, 36px);
    font-weight: 500;
    font-style: italic;
    letter-spacing: -0.005em;
    line-height: 1.35;
    color: var(--black);
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 0.5px solid var(--gray-light);
  }

  .manifesto-text .manifesto-line:last-child { border-bottom: none; }

  /* ── ATLANTE VISUALE (Mnemosyne-style tavole, white ground) ── */
  .atlante-intro {
    padding: 0 48px 32px;
  }

  .atlante-tavola {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 15px;
    letter-spacing: 0.02em;
    color: var(--gray-dark);
  }

  .atlante-panel {
    width: calc(100% - 96px);
    margin: 0 48px 100px;
    column-count: 4;
    column-gap: 14px;
  }

  .atlante-tile {
    position: relative;
    cursor: pointer;
    overflow: hidden;
    background: var(--gray-light);
    break-inside: avoid;
    margin-bottom: 14px;
    display: block;
  }

  .atlante-tile-missing {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 4/3;
  }

  .atlante-tile-missing .atlante-tile-caption {
    opacity: 1;
    position: static;
    font-size: 12px;
    color: var(--gray-mid);
  }

  .atlante-tile-missing .atlante-tile-num { opacity: 1; }
  .atlante-tile-missing::after { display: none; }

  .atlante-tile img {
    display: block;
    width: 100%;
    height: auto;
    transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1), filter 0.45s ease;
  }

  .atlante-tile:hover img {
    transform: scale(1.03);
    filter: brightness(1.18) saturate(0.9);
  }

  .atlante-tile::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.4);
    opacity: 0;
    transition: opacity 0.4s ease;
  }

  .atlante-tile:hover::after { opacity: 1; }

  .atlante-tile-caption {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 12px;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 15px;
    letter-spacing: 0.01em;
    color: var(--black);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
  }

  .atlante-tile-num {
    position: absolute;
    top: 10px;
    left: 12px;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 11px;
    color: var(--gray-dark);
    opacity: 0;
    transition: opacity 0.35s ease;
  }

  .atlante-tile:hover .atlante-tile-caption,
  .atlante-tile:hover .atlante-tile-num { opacity: 1; }

  .atlante-refresh {
    position: fixed;
    bottom: 32px;
    right: 48px;
    font-family: var(--font-body);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-mid);
    cursor: pointer;
    border: 0.5px solid var(--gray-light);
    background: var(--white);
    padding: 10px 20px;
    transition: color var(--transition), border-color var(--transition);
    z-index: 50;
  }

  .atlante-refresh:hover { color: var(--black); border-color: var(--gray-dark); }

  @media (max-width: 760px) {
    .atlante-panel {
      column-count: 2;
      column-gap: 10px;
      width: calc(100% - 48px);
      margin: 0 24px 80px;
    }
    .atlante-tile { margin-bottom: 10px; }
    .atlante-intro { padding: 0 24px 24px; }
    .atlante-refresh { right: 24px; bottom: 24px; padding: 9px 16px; font-size: 11px; }
  }

  /* Collaborazioni */
  .collab-list { max-width: 600px; }

  .collab-item {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 20px 0;
    border-bottom: 0.5px solid var(--gray-light);
  }

  .collab-name {
    font-family: var(--font-serif);
    font-size: 19px;
    font-weight: 500;
    color: var(--black);
  }

  .collab-type {
    font-family: var(--font-body);
    font-size: 13px;
    color: var(--gray-mid);
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  /* Contatti */
  .contatti-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    max-width: 860px;
  }

  .contatti-block h3 {
    font-family: var(--font-body);
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--gray-mid);
    margin-bottom: 16px;
  }

  .contatti-block p {
    font-family: var(--font-body);
    font-size: 18px;
    line-height: 1.8;
    color: var(--black);
  }

  .contatti-block a {
    color: var(--black);
    text-decoration: none;
    border-bottom: 0.5px solid var(--gray-light);
    transition: border-color var(--transition);
  }

  .contatti-block a:hover { border-bottom-color: var(--black); }

  .contact-form { margin-top: 56px; max-width: 560px; }

  .form-group { margin-bottom: 28px; }

  .form-label {
    display: block;
    font-family: var(--font-body);
    font-size: 11px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gray-mid);
    margin-bottom: 8px;
  }

  .form-input, .form-textarea {
    width: 100%;
    font-family: var(--font-body);
    font-size: 17px;
    color: var(--black);
    background: transparent;
    border: none;
    border-bottom: 0.5px solid var(--gray-light);
    padding: 8px 0;
    outline: none;
    transition: border-color var(--transition);
  }

  .form-input:focus, .form-textarea:focus { border-bottom-color: var(--black); }
  .form-textarea { resize: vertical; min-height: 100px; }

  .form-submit {
    font-family: var(--font-body);
    font-size: 13px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--white);
    background: var(--black);
    border: none;
    padding: 14px 36px;
    cursor: pointer;
    transition: opacity var(--transition);
    margin-top: 16px;
  }

  .form-submit:hover { opacity: 0.7; }

  /* ── CTA BLOCK (OBLYK-style "let's design together") ── */
  #site-cta {
    display: none;
    padding: 44px 48px 28px;
    text-align: center;
  }

  #site-cta.show { display: block; }

  #site-cta h2 {
    font-family: var(--font-body);
    font-size: clamp(20px, 2.2vw, 28px);
    font-weight: 600;
    letter-spacing: -0.005em;
    color: var(--black);
    margin-bottom: 8px;
  }

  #site-cta p {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 13px;
    color: var(--gray-dark);
    max-width: 380px;
    margin: 0 auto 20px;
    line-height: 1.5;
  }

  .cta-btn {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 10.5px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--black);
    border: 0.5px solid var(--black);
    padding: 11px 28px;
    cursor: pointer;
    background: none;
    transition: background var(--transition), color var(--transition);
  }

  .cta-btn:hover { background: var(--black); color: #fff; }

  /* ── GLOBAL FOOTER (white, continuous with page) ── */
  #site-footer {
    display: none;
    background: var(--white);
    padding: 32px 48px 0;
  }

  #site-footer.show { display: block; }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 32px;
    padding-bottom: 32px;
  }

  .footer-col-label {
    font-family: var(--font-body);
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #c4bfb5;
    margin-bottom: 12px;
  }

  .footer-col p, .footer-col a {
    display: block;
    font-family: var(--font-body);
    font-size: 13px;
    color: #a9a297;
    text-decoration: none;
    line-height: 1.75;
  }

  .footer-col a { color: #a9a297; transition: color var(--transition); cursor: pointer; }
  .footer-col a:hover { color: var(--gray-dark); }

  .footer-brand {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: #a9a297;
    margin-bottom: 3px;
  }

  .footer-brand-sub {
    display: block;
    font-family: var(--font-body);
    font-size: 9.5px;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #c4bfb5;
    margin-bottom: 12px;
  }

  .footer-tagline {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 13px;
    color: #a9a297;
    max-width: 260px;
    line-height: 1.6;
  }

  .footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 0 28px;
    font-family: var(--font-body);
    font-size: 10px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #c4bfb5;
  }

  @media (max-width: 760px) {
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; gap: 8px; align-items: flex-start; }
  }

  /* ── MOBILE OPTIMIZATION (preserves geometric principles at smaller scale) ── */
  @media (max-width: 640px) {
    /* Reduce outer margins uniformly, echoing the desktop grid logic at a tighter scale */
    .page-header { padding: 108px 24px 56px; }
    .sub-tabs { padding: 0 24px; }
    .view-toggle { padding: 22px 24px 0; gap: 18px; }
    .sub-content { padding: 40px 24px 0; }
    .project-view { padding: 8px 24px 72px; }
    .progetto-body { padding: 56px 24px 0; }
    .progetto-back { padding: 32px 24px; }
    #site-cta { padding: 36px 24px 24px; }
    #site-footer { padding: 28px 24px 0; }

    /* Project grid: single column, image tiles stack like an index */
    .project-grid { grid-template-columns: 1fr; gap: 28px; }

    /* Project detail: text/data column stacks below hero, data row keeps its own rhythm */
    .progetto-intro { grid-template-columns: 1fr; gap: 40px; margin-bottom: 56px; padding-bottom: 48px; }
    .progetto-testo h2 { font-size: clamp(24px, 7vw, 32px); }
    .progetto-testo p { font-size: 16px; }

    /* Project image sequences: pairs and offsets collapse to a single vertical run */
    .progetto-img-row.half-pair,
    .progetto-img-row.offset { grid-template-columns: 1fr; }

    /* Contact page: single column */
    .contatti-grid { grid-template-columns: 1fr; gap: 40px; }

    /* Landing: keep composition, tighten vertical rhythm */
    .landing-title { letter-spacing: -0.01em; }
    .landing-tagline { font-size: 9px; letter-spacing: 0.1em; }
    .landing-lang { padding: 0 24px 64px; gap: 14px; }
  }

  /* Page transition */
  .page-fade { animation: pageFade 0.4s ease; }
  @keyframes pageFade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }