/* B&B Expo Milano — foglio di stile
   Palette: carta calda, blu notte, rosso «linea rossa», ottone della chiave. Motivo: il portachiavi della camera e la linea dei mezzi. */
:root {
  --paper: #f4efe6;
  --paper-2: #ebe4d7;
  --white: #fffdf8;
  --ink: #1e2531;
  --ink-2: #525866;
  --line: #d8d0c1;
  --red: #c4291f;
  --red-d: #a3211a;
  --brass: #a77d33;
  --night: #1e2531;
  --disp: 'Newsreader', Georgia, serif;
  --body: 'Instrument Sans', system-ui, sans-serif;
  --wrap: 1160px;
  --head-h: 70px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--head-h) + 10px); -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--body); font-size: 17px; line-height: 1.62; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--red-d); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
h1, h2, h3 { margin: 0; font-family: var(--disp); font-weight: 400; }
em { font-style: italic; }
p { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }
figure { margin: 0; }
button { font: inherit; }
:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--ink); color: #fff; padding: 10px 14px; z-index: 100; }
.skip:focus { top: 12px; }
.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }

.preview-strip { min-height: 28px; display: flex; align-items: center; justify-content: center; background: var(--night); color: #e8e2d5; font-size: 12px; letter-spacing: .04em; padding: 4px 12px; text-align: center; line-height: 1.3; }

/* header */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(244, 239, 230, .96); border-bottom: 1px solid transparent; transition: border-color .3s, box-shadow .3s; }
.site-header.is-compact { border-color: var(--line); box-shadow: 0 8px 20px -18px rgba(30, 37, 49, .7); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: var(--head-h); transition: height .3s; }
.site-header.is-compact .header-inner { height: 58px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); }
.brand-tag { width: 26px; height: 40px; border-radius: 13px 13px 12px 12px; background: var(--red); color: #fff; font-family: var(--disp); font-size: 15px; display: grid; place-items: center; padding-top: 8px; position: relative; transform: rotate(-8deg); }
.brand-tag::before { content: ""; position: absolute; top: 4px; left: 50%; width: 6px; height: 6px; margin-left: -3px; border-radius: 50%; background: var(--paper); }
.brand-name { font-family: var(--disp); font-size: 25px; letter-spacing: -.01em; }
.brand-name em { color: var(--red-d); }
.nav ul { display: flex; align-items: center; gap: 6px; }
.nav a { display: block; padding: 8px 12px; color: var(--ink); text-decoration: none; font-weight: 500; font-size: 15.5px; position: relative; }
.nav a::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.nav a:hover::after, .nav a:focus-visible::after { transform: scaleX(1); }
.nav-cta a { background: var(--ink); color: #fff; border-radius: 999px; padding: 9px 18px; margin-left: 8px; }
.nav-cta a::after { display: none; }
.nav-cta a:hover { background: var(--red); color: #fff; }
.menu-toggle { display: none; }

/* comuni */
.kicker { font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2); margin: 0 0 16px; display: flex; align-items: center; gap: 10px; }
.kicker::before { content: ""; width: 22px; height: 3px; background: var(--red); border-radius: 2px; }
.kicker-light { color: #cdd3dd; }
h2 { font-size: clamp(36px, 4.6vw, 60px); line-height: 1.04; letter-spacing: -.02em; margin-bottom: 20px; }
h2 em, h1 em { color: var(--red-d); }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 12px 24px; border-radius: 999px; font-weight: 600; font-size: 16px; text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: transform .2s, background .2s, color .2s; }
.btn:hover { transform: translateY(-2px); }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: var(--red-d); color: #fff; }
.btn-line { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-line:hover { background: var(--ink); color: #fff; }

.js .rv { opacity: 0; transform: translateY(16px); transition: opacity .7s ease, transform .7s ease; transition-delay: calc(var(--d, 0) * 90ms); }
.js .rv.in { opacity: 1; transform: none; }

/* hero */
.hero { padding: 56px 0 90px; }
.hero-grid { display: grid; grid-template-columns: 1.3fr .8fr; gap: 56px; align-items: center; }
h1 { font-size: clamp(46px, 5.5vw, 80px); line-height: 1; letter-spacing: -.03em; margin-bottom: 26px; }
h1 em { display: block; }
.hero-lead { font-size: 19.5px; color: var(--ink-2); max-width: 30em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero-fig { position: relative; padding-left: 40px; }
.hero-photo { border-radius: 200px 200px 6px 6px; overflow: hidden; box-shadow: 0 30px 50px -30px rgba(30, 37, 49, .5); }
.hero-photo img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }
.keytag { position: absolute; left: -24px; top: 36%; width: 118px; transform-origin: 80px 34px; transform: rotate(9deg); filter: drop-shadow(0 12px 14px rgba(30, 37, 49, .3)); }
.js .keytag { animation: swing 2.6s .6s cubic-bezier(.3, .7, .4, 1) both; }
@keyframes swing { 0% { transform: rotate(-14deg); } 35% { transform: rotate(16deg); } 60% { transform: rotate(4deg); } 80% { transform: rotate(11deg); } 100% { transform: rotate(9deg); } }
.kt-ring { fill: none; stroke: var(--brass); stroke-width: 6; }
.kt-body { fill: var(--red); }
.kt-hole { fill: var(--paper); }
.kt-small { fill: #f7e9d8; font-family: var(--body); font-weight: 700; font-size: 10.5px; letter-spacing: .06em; }
.kt-num { fill: #fff; font-family: var(--disp); font-size: 74px; }
.hero-fig figcaption { font-size: 13.5px; color: var(--ink-2); margin-top: 14px; }

/* percorso (firma) */
.route { background: var(--white); padding: 100px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec-head { max-width: 760px; margin-bottom: 48px; }
.sec-lead { font-size: 19px; color: var(--ink-2); }
.line { display: grid; grid-template-columns: repeat(4, 1fr); position: relative; margin: 0 0 70px; }
.stop { position: relative; padding-top: 44px; padding-right: 18px; }
.stop .dot { position: absolute; left: 0; top: 8px; width: 26px; height: 26px; border-radius: 50%; background: var(--white); border: 5px solid var(--ink); z-index: 2; transform: scale(.4); opacity: 0; transition: transform .45s cubic-bezier(.3, 1.6, .5, 1), opacity .3s; }
.s-home .dot { border-color: var(--red); background: var(--red); }
.s-end .dot { border-color: var(--red); width: 34px; height: 34px; top: 4px; left: -4px; }
.seg { position: absolute; top: 19px; right: 100%; width: 100%; height: 4px; transform-origin: left; transform: scaleX(0); transition: transform .7s ease; }
.seg-walk { background: radial-gradient(circle, var(--ink-2) 2px, transparent 2.5px) 0 50% / 12px 4px repeat-x; }
.seg-bus { background: repeating-linear-gradient(90deg, var(--ink) 0 16px, transparent 16px 24px); }
.seg-metro { background: var(--red); height: 8px; top: 17px; border-radius: 4px; }
.line.go .dot { transform: scale(1); opacity: 1; }
.line.go .seg { transform: scaleX(1); }
.line.go .stop:nth-child(1) .dot { transition-delay: 0s; }
.line.go .stop:nth-child(2) .seg { transition-delay: .3s; } .line.go .stop:nth-child(2) .dot { transition-delay: .9s; }
.line.go .stop:nth-child(3) .seg { transition-delay: 1.1s; } .line.go .stop:nth-child(3) .dot { transition-delay: 1.7s; }
.line.go .stop:nth-child(4) .seg { transition-delay: 1.9s; } .line.go .stop:nth-child(4) .dot { transition-delay: 2.5s; }
.st-name { font-family: var(--disp); font-size: 25px; line-height: 1.15; margin: 0 0 4px; }
.st-info { font-size: 15px; color: var(--ink-2); margin: 0; }
.m1 { display: inline-block; font-family: var(--body); font-weight: 700; font-size: 12px; color: #fff; background: var(--red); border-radius: 3px; padding: 1px 5px; vertical-align: 4px; }

.dist { display: grid; grid-template-columns: .7fr 1.3fr; gap: 10px 50px; align-items: start; padding-top: 40px; border-top: 1px solid var(--line); }
.dist-title { font-size: 32px; line-height: 1.1; }
.bars li { display: grid; grid-template-columns: 210px 1fr 56px; align-items: center; gap: 16px; padding: 9px 0; border-bottom: 1px dashed var(--line); }
.b-label { font-weight: 500; font-size: 15.5px; }
.b-bar { height: 10px; background: var(--paper-2); border-radius: 5px; overflow: hidden; }
.b-bar i { display: block; height: 100%; width: calc(var(--km) / 9 * 100%); background: var(--ink); border-radius: 5px; transform-origin: left; transform: scaleX(0); transition: transform 1s cubic-bezier(.3, .7, .3, 1); }
.bars li:nth-child(4) .b-bar i { background: var(--red); }
.bars.go li .b-bar i { transform: scaleX(1); }
.bars.go li:nth-child(2) i { transition-delay: .12s; } .bars.go li:nth-child(3) i { transition-delay: .24s; } .bars.go li:nth-child(4) i { transition-delay: .36s; } .bars.go li:nth-child(5) i { transition-delay: .48s; }
.b-km { font-family: var(--disp); font-size: 21px; text-align: right; }
.dist-note { grid-column: 2; font-size: 14px; color: var(--ink-2); margin: 10px 0 0; }

.mete { display: grid; grid-template-columns: 1.25fr 1fr; gap: 28px; margin-top: 70px; align-items: start; }
.meta img { width: 100%; border-radius: 6px; aspect-ratio: 4 / 3; object-fit: cover; }
.meta.b { margin-top: 70px; }
.meta.b img { aspect-ratio: 7 / 5; }
.meta figcaption { font-size: 15px; color: var(--ink-2); margin-top: 12px; max-width: 32em; }
.meta figcaption strong { font-family: var(--disp); font-weight: 500; font-size: 19px; color: var(--ink); }

/* camere */
.camere { padding: 100px 0; }
.camere-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center; }
.camere-copy p { color: var(--ink-2); max-width: 30em; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: 4px; padding: 30px 32px 26px; box-shadow: 0 24px 40px -30px rgba(30, 37, 49, .45); position: relative; transform: rotate(1.2deg); }
.card::before { content: ""; position: absolute; top: -12px; left: 50%; width: 22px; height: 22px; margin-left: -11px; border-radius: 50%; background: var(--brass); box-shadow: inset 0 0 0 6px #c79b4c; }
.card-head { font-family: var(--disp); font-style: italic; font-size: 24px; text-align: center; border-bottom: 1px solid var(--line); padding-bottom: 14px; margin-bottom: 8px; }
.card li { display: flex; align-items: center; gap: 14px; padding: 13px 0; border-bottom: 1px dashed var(--line); font-weight: 500; }
.ic { width: 38px; height: 38px; border-radius: 50%; background: var(--paper); display: grid; place-items: center; flex: none; }
.ic svg { width: 20px; height: 20px; fill: none; stroke: var(--red-d); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card-foot { font-size: 14px; color: var(--ink-2); text-align: center; margin: 16px 0 0; }

/* la casa */
.casa { padding: 20px 0 110px; }
.casa-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: center; border-top: 1px solid var(--line); padding-top: 70px; }
.casa-year { font-family: var(--disp); font-size: clamp(110px, 16vw, 220px); line-height: .8; letter-spacing: -.05em; color: transparent; -webkit-text-stroke: 1.5px var(--red); margin: 0; }
.casa-copy p { color: var(--ink-2); max-width: 34em; }

/* disponibilità */
.dispo { background: var(--night); color: #e8e2d5; padding: 100px 0; }
.dispo-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 60px; align-items: start; }
.dispo h2 { color: #fff; }
.dispo-intro p { color: #c4c9d3; max-width: 26em; }
.dispo-direct a { color: #fff; font-weight: 600; white-space: nowrap; }
.form { background: var(--paper); color: var(--ink); border-radius: 10px; padding: 30px; }
.f-row { margin-bottom: 16px; }
.f-row > label { display: block; font-weight: 600; font-size: 15px; margin-bottom: 7px; }
.req { color: var(--red-d); }
.f-row input, .f-row select, .f-row textarea { width: 100%; font: inherit; font-size: 16px; padding: 12px 14px; border: 1.5px solid #b9b0a0; border-radius: 6px; background: var(--white); color: var(--ink); min-height: 50px; }
.f-row input:focus, .f-row select:focus, .f-row textarea:focus { outline: none; border-color: var(--red); box-shadow: 0 0 0 3px rgba(196, 41, 31, .2); }
.f-two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.f-err { display: none; color: var(--red-d); font-weight: 600; font-size: 14px; margin: 6px 0 0; }
.has-err .f-err, .f-err.show { display: block; }
.f-err-dates { margin: -6px 0 14px; }
.has-err input { border-color: var(--red-d); }
.f-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.f-note { font-size: 13px; color: var(--ink-2); margin: 14px 0 0; }

/* contatti */
.contatti { padding: 100px 0 110px; }
.cont-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.rec { margin: 10px 0 30px; }
.rec div { display: grid; grid-template-columns: 150px 1fr; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line); }
.rec dt { font-size: 13px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-2); padding-top: 2px; }
.rec dd { margin: 0; font-weight: 500; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 14px 34px 14px 0; font-family: var(--disp); font-size: 20px; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 10px; font-size: 26px; color: var(--red); transition: transform .25s; font-family: var(--body); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--ink-2); margin: 0 0 16px; }
.map-box { border-radius: 200px 200px 6px 6px; overflow: hidden; border: 1px solid var(--line); background: var(--paper-2); }
.map-box iframe { display: block; width: 100%; height: 460px; border: 0; }
.map-link { display: inline-block; margin-top: 12px; font-weight: 600; }

/* footer */
.footer { background: var(--night); color: #c4c9d3; padding: 56px 0 26px; font-size: 15px; }
.footer a { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr 1.2fr; gap: 32px; }
.f-brand { font-family: var(--disp); font-size: 28px; color: #fff; margin-bottom: 8px; }
.f-brand em { color: #f0a59f; }
.f-h { font-weight: 700; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; color: #fff; margin-bottom: 8px; }
.credits p:last-child { font-size: 13px; color: #9aa1ad; }
.footer-bottom { border-top: 1px solid #343c4b; margin-top: 30px; padding-top: 16px; font-size: 13px; color: #8a91a0; }
.footer-bottom p { margin: 0; }
.action-bar { display: none; }

@media (max-width: 960px) {
  :root { --head-h: 62px; }
  body { font-size: 16.5px; padding-bottom: 64px; }
  .menu-toggle { display: inline-flex; align-items: center; background: none; border: 1.5px solid var(--ink); border-radius: 999px; padding: 8px 16px; font-weight: 600; font-size: 15px; color: var(--ink); cursor: pointer; }
  .nav { position: absolute; left: 0; right: 0; top: 100%; background: var(--paper); border-bottom: 2px solid var(--ink); display: none; }
  .nav.is-open { display: block; }
  .nav ul { flex-direction: column; align-items: stretch; padding: 8px 24px 22px; gap: 0; }
  .nav a { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 18px; }
  .nav a::after { display: none; }
  .nav-cta a { margin: 16px 0 0; text-align: center; padding: 14px; }
  .brand-name { font-size: 22px; }

  .hero { padding: 30px 0 70px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-fig { padding-left: 0; max-width: 420px; margin: 0 auto; width: 100%; }
  .keytag { left: -10px; width: 92px; top: 30%; }

  .route, .camere, .dispo, .contatti { padding: 70px 0; }
  .line { grid-template-columns: 1fr; margin-bottom: 50px; }
  .stop { padding: 0 0 30px 52px; }
  .stop .dot { top: 2px; }
  .s-end .dot { top: -2px; }
  .seg { display: none; }
  .line::before { content: ""; position: absolute; left: 11px; top: 16px; bottom: 50px; width: 4px; border-radius: 2px; background: repeating-linear-gradient(180deg, var(--ink) 0 14px, transparent 14px 22px); transform: scaleY(0); transform-origin: top; transition: transform 2.2s ease .2s; }
  .line::after { content: ""; position: absolute; left: 9px; top: 66%; bottom: 50px; width: 8px; border-radius: 4px; background: var(--red); transform: scaleY(0); transform-origin: top; transition: transform .8s ease 2s; }
  .line.go::before, .line.go::after { transform: scaleY(1); }
  .st-name { font-size: 23px; }

  .dist { grid-template-columns: 1fr; gap: 14px; }
  .dist-note { grid-column: 1; }
  .bars li { grid-template-columns: 1fr 52px; gap: 6px 12px; }
  .b-label { grid-column: 1 / -1; }
  .mete { grid-template-columns: 1fr; gap: 30px; margin-top: 50px; }
  .meta.b { margin-top: 0; }

  .camere-grid, .casa-grid, .dispo-grid, .cont-grid { grid-template-columns: 1fr; gap: 30px; }
  .card { transform: none; padding: 26px 22px 22px; }
  .casa { padding-bottom: 70px; }
  .casa-grid { padding-top: 50px; gap: 10px; }
  .form { padding: 22px 18px; }
  .f-actions .btn { width: 100%; }
  .map-box { border-radius: 120px 120px 6px 6px; }
  .map-box iframe { height: 340px; }
  .rec div { grid-template-columns: 1fr; gap: 2px; }
  .footer-grid { grid-template-columns: 1fr; gap: 22px; }

  .action-bar { display: grid; grid-template-columns: repeat(3, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: var(--night); border-top: 3px solid var(--red); }
  .action-bar a { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; min-height: 60px; color: #fff; text-decoration: none; font-size: 13px; font-weight: 600; }
  .action-bar a + a { border-left: 1px solid #343c4b; }
  .action-bar a:nth-child(2) { background: var(--red); }
  .action-bar svg { width: 22px; height: 22px; fill: currentColor; }
}

@media (max-width: 480px) {
  .wrap { padding: 0 18px; }
  h1 { font-size: 50px; }
  .hero-lead { font-size: 17.5px; }
  .hero-actions .btn { width: 100%; }
  .f-two { grid-template-columns: 1fr; gap: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .rv { opacity: 1; transform: none; }
  .stop .dot { transform: none; opacity: 1; }
  .seg { transform: none !important; }
  .b-bar i { transform: none; }
  .line::before, .line::after { transform: none !important; }
}