/* H7 Lab website draft (DPStudio). Brand colours from the client's logo. */
:root {
  --teal: #155566;
  --teal-900: #0b2f38;
  --teal-800: #0f3d48;
  --teal-200: #7fb3c0;
  --red: #851518;
  --red-2: #d63a27;
  --orange: #f15a22;
  --amber: #f58a20;
  --seven: linear-gradient(135deg, #851518 0%, #d63a27 35%, #f15a22 68%, #f58a20 100%);
  --paper: #f5f7f8;
  --white: #ffffff;
  --ink: #12232a;
  --muted: #55707a;
  --line: #d9e2e6;
  --steel: linear-gradient(180deg, #eef2f4, #c9d3d8 55%, #9fb0b8);
  --radius: 14px;
  --shadow: 0 18px 50px -24px rgba(11, 47, 56, .45);
  --wrap: 1200px;
  --nav-h: 76px;
  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); }
body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
a, button, select, label.check, input[type="checkbox"], .lang { cursor: pointer; }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.08; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
.wrap { width: min(100% - 32px, var(--wrap)); margin-inline: auto; }
.hero__inner > *, .service > *, .company > *, .contact > * { min-width: 0; }

/* Language switching: only the active language is shown */
html[data-lang="it"] [lang="en"]:not(html),
html[data-lang="en"] [lang="it"]:not(html) { display: none !important; }

/* Draft ribbon */
.draft-ribbon {
  background: var(--teal-900);
  color: #cfe3e8;
  font-size: 13px;
  text-align: center;
  padding: 6px 16px;
  letter-spacing: .02em;
}

/* ---------- NAV ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .86);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, box-shadow .3s;
}
.nav.is-scrolled { border-color: var(--line); box-shadow: 0 8px 30px -20px rgba(11, 47, 56, .5); }
.nav__inner { height: var(--nav-h); display: flex; align-items: center; gap: 24px; }
.nav__brand { display: flex; align-items: center; }
.logo { width: 86px; height: auto; }
.nav__links { display: flex; align-items: center; gap: 28px; margin-left: auto; font-weight: 500; font-size: 15px; }
.nav__links a { text-decoration: none; position: relative; padding: 6px 0; }
.nav__links a:not(.nav__cta)::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--seven); transition: right .3s;
}
.nav__links a:not(.nav__cta):hover::after { right: 0; }
.nav__cta {
  background: var(--teal); color: var(--white); padding: 10px 18px !important; border-radius: 999px;
  transition: background .2s, transform .2s;
}
.nav__cta:hover { background: var(--teal-800); transform: translateY(-1px); }
.nav__tools { display: flex; align-items: center; gap: 10px; }
.lang {
  border: 1px solid var(--line); background: var(--white); border-radius: 999px;
  font: 600 13px var(--font-head); padding: 8px 12px; color: var(--muted); min-height: 44px;
}
.lang__sep { margin: 0 4px; opacity: .5; }
html[data-lang="it"] .lang__opt[data-l="it"], html[data-lang="en"] .lang__opt[data-l="en"] { color: var(--teal); }
.burger { display: none; width: 44px; height: 44px; border: 0; background: transparent; padding: 10px; }
.burger span { display: block; height: 2px; background: var(--ink); margin: 5px 0; border-radius: 2px; transition: transform .3s, opacity .3s; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font: 600 16px var(--font-head); text-decoration: none; border-radius: 999px;
  padding: 14px 24px; min-height: 48px; border: 2px solid transparent;
  transition: transform .2s, box-shadow .2s, background .2s, color .2s;
}
.btn i { transition: transform .2s; }
.btn:hover i { transform: translateX(4px); }
.btn--primary { background: var(--seven); color: var(--white); box-shadow: 0 14px 30px -14px rgba(214, 58, 39, .8); border: 0; }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 20px 36px -14px rgba(214, 58, 39, .9); }
.btn--ghost { border-color: var(--teal); color: var(--teal); }
.btn--ghost:hover { background: var(--teal); color: var(--white); }
.btn--light { background: var(--white); color: var(--teal-900); }
.btn--light:hover { transform: translateY(-2px); }
.btn--block { width: 100%; }

/* ---------- BLUEPRINT GRID ---------- */
.grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(21, 85, 102, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 85, 102, .08) 1px, transparent 1px),
    linear-gradient(rgba(21, 85, 102, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 85, 102, .04) 1px, transparent 1px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px;
  mask-image: radial-gradient(ellipse at 70% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 40%, #000 30%, transparent 75%);
}
.grid-bg--soft { mask-image: linear-gradient(#000, transparent); -webkit-mask-image: linear-gradient(#000, transparent); }

/* ---------- HERO ---------- */
.hero { position: relative; padding: 72px 0 56px; background: linear-gradient(180deg, var(--paper), var(--white)); overflow: hidden; }
.hero__inner { position: relative; display: grid; grid-template-columns: 1fr; gap: 44px; }
.hero__copy { max-width: 900px; }
.eyebrow { display: inline-flex; flex-wrap: wrap; gap: 8px; align-items: center; font: 500 14px var(--font-head); color: var(--muted); letter-spacing: .04em; text-transform: uppercase; margin-bottom: 22px; }
.eyebrow i { color: var(--orange); }
.hero h1 { font-size: clamp(40px, 6.4vw, 92px); font-weight: 700; }
.hero h1 em {
  font-style: normal; background: var(--seven); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__lead { margin-top: 24px; font-size: 19px; color: var(--muted); max-width: 34em; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero__line {
  position: relative; overflow: hidden; background: rgba(255, 255, 255, .78); border: 1px solid var(--line); border-radius: 22px;
  padding: 18px 14px 6px; box-shadow: var(--shadow); backdrop-filter: blur(6px);
}
.hero__line::before {
  content: "H7-LINE / REV. A"; position: absolute; top: 12px; right: 18px;
  font: 600 10px var(--font-head); letter-spacing: .2em; color: var(--teal-200);
}
.line-svg { width: 100%; height: auto; overflow: hidden; filter: drop-shadow(0 30px 40px rgba(11, 47, 56, .15)); }

.dim line { stroke: var(--teal); stroke-width: 1.5; }
.dim path { fill: var(--teal); }
.dim text { font: 600 13px var(--font-head); fill: var(--teal); letter-spacing: .18em; }
.st-label { font: 700 9.5px var(--font-head); fill: var(--teal-900); text-anchor: middle; letter-spacing: .06em; }
.st-num { font: 700 16px var(--font-head); fill: var(--orange); text-anchor: middle; }

/* Packaging line animation: 6 bottles, 12 s cycle, stations at 30%, 50%, 70% */
.belt { animation: belt 1s linear infinite; }
@keyframes belt { to { stroke-dashoffset: -24; } }
.b { animation: travel 12s linear infinite; transform: translate(-80px, 292px); }
.b:nth-child(1) { animation-delay: 0s; }
.b:nth-child(2) { animation-delay: -2s; }
.b:nth-child(3) { animation-delay: -4s; }
.b:nth-child(4) { animation-delay: -6s; }
.b:nth-child(5) { animation-delay: -8s; }
.b:nth-child(6) { animation-delay: -10s; }
@keyframes travel { from { transform: translate(-80px, 292px); } to { transform: translate(1120px, 292px); } }
.b__liquid { transform-box: fill-box; transform-origin: 50% 100%; animation: fill 12s linear infinite; animation-delay: inherit; }
@keyframes fill { 0%, 27% { transform: scaleY(0); } 33%, 100% { transform: scaleY(1); } }
.b__cap { animation: cap 12s linear infinite; animation-delay: inherit; }
@keyframes cap { 0%, 48% { opacity: 0; transform: translateY(-14px); } 52%, 100% { opacity: 1; transform: translateY(0); } }
.b__label { animation: label 12s linear infinite; animation-delay: inherit; }
@keyframes label { 0%, 68% { opacity: 0; } 72%, 100% { opacity: .9; } }
.nozzle--fill { animation: nozzle 2s ease-in-out infinite; }
@keyframes nozzle { 0%, 55% { transform: translateY(0); } 65%, 92% { transform: translateY(16px); } 100% { transform: translateY(0); } }
.nozzle--cap { animation: capper 2s ease-in-out infinite; }
@keyframes capper { 0% { transform: translateY(14px); } 12%, 78% { transform: translateY(0); } 90%, 100% { transform: translateY(14px); } }
.roller { transform-box: fill-box; transform-origin: center; animation: spin 1.4s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 56px 0 0; border-top: 1px solid var(--line); }
.stats > div { padding: 26px 20px 0 0; }
.stats dt { font: 700 clamp(40px, 4.6vw, 60px) var(--font-head); color: var(--teal); line-height: 1; }
.stats dd { margin: 8px 0 0; color: var(--muted); font-size: 15px; }

/* ---------- SECTIONS ---------- */
.section { position: relative; padding: 120px 0; }
.section--dark { background: radial-gradient(1200px 600px at 85% -10%, rgba(241, 90, 34, .18), transparent 60%), var(--teal-900); color: #e6f0f2; }
.section--paper { background: var(--paper); overflow: hidden; }
.section--accent { background: var(--seven); color: var(--white); }
.section__head { max-width: 760px; margin-bottom: 56px; }
.section__head h2, .service h2, .company h2, .contact h2 { font-size: clamp(32px, 4.2vw, 54px); font-weight: 700; }
.section__lead { margin-top: 20px; font-size: 18px; color: var(--muted); }
.section--dark .section__lead { color: #a9c4cb; }
.kicker {
  display: inline-flex; align-items: center; gap: 10px; font: 600 13px var(--font-head);
  letter-spacing: .16em; text-transform: uppercase; color: var(--orange); margin-bottom: 18px;
}
.kicker::before { content: ""; width: 28px; height: 2px; background: var(--seven); }
.kicker--light { color: #ffd9c2; }
.kicker--light::before { background: #fff; }
.section--dark .kicker { color: var(--amber); }

/* Machines */
.machines { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.machine {
  position: relative; display: flex; flex-direction: column; gap: 14px;
  background: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02));
  border: 1px solid rgba(127, 179, 192, .22); border-radius: var(--radius); padding: 30px;
  transition: transform .35s, border-color .35s, background .35s;
  overflow: hidden;
}
.machine::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 3px; background: var(--seven);
  transform: scaleX(0); transform-origin: left; transition: transform .45s;
}
.machine:hover { transform: translateY(-6px); border-color: rgba(241, 90, 34, .55); background: rgba(255, 255, 255, .08); }
.machine:hover::after { transform: scaleX(1); }
.machine__icon {
  width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center;
  background: var(--steel); color: var(--teal); font-size: 24px; box-shadow: inset 0 1px 0 #fff;
}
.machine h3 { font-size: 24px; color: var(--white); }
.machine p { color: #b8d0d6; font-size: 16px; }
.machine--accent { background: linear-gradient(160deg, rgba(241, 90, 34, .22), rgba(133, 21, 24, .18)); border-color: rgba(241, 90, 34, .45); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.tags li { font: 500 12px var(--font-head); letter-spacing: .06em; text-transform: uppercase; padding: 5px 10px; border-radius: 999px; border: 1px solid rgba(127, 179, 192, .35); color: #cfe3e8; }
.machine__more { margin-top: auto; padding-top: 10px; display: inline-flex; gap: 8px; align-items: center; color: var(--amber); font: 600 15px var(--font-head); text-decoration: none; min-height: 44px; }
.machine__more i { transition: transform .2s; }
.machine__more:hover i { transform: translateX(4px); }

/* Sectors */
.sectors { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.sector {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 20px; background: var(--white);
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.sector:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: transparent; }
.sector i { font-size: 30px; background: var(--seven); -webkit-background-clip: text; background-clip: text; color: transparent; }
.sector h3 { font-size: 19px; margin: 16px 0 6px; color: var(--teal-900); }
.sector p { font-size: 14px; color: var(--muted); }

/* Steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 28px; left: 4%; right: 4%; height: 2px; background: repeating-linear-gradient(90deg, var(--teal) 0 10px, transparent 10px 18px); opacity: .4; }
.step { position: relative; }
.step__n {
  position: relative; display: grid; place-items: center; width: 56px; height: 56px; border-radius: 50%;
  background: var(--white); border: 2px solid var(--teal); color: var(--teal); font: 700 18px var(--font-head); margin-bottom: 22px;
}
.step:hover .step__n { background: var(--seven); border-color: transparent; color: var(--white); }
.step h3 { font-size: 22px; margin-bottom: 10px; color: var(--teal-900); }
.step p { color: var(--muted); font-size: 16px; }

/* Projects */
.projects { display: grid; grid-template-columns: 1.4fr 1fr; grid-template-rows: 1fr 1fr; gap: 20px; }
.project { margin: 0; border-radius: var(--radius); overflow: hidden; position: relative; min-height: 240px; background: var(--teal-900); }
.project--big { grid-row: span 2; min-height: 500px; }
.project__ph {
  position: absolute; inset: 0; display: flex; flex-direction: column; gap: 10px; align-items: center; justify-content: center;
  color: #7fb3c0; font: 500 14px var(--font-head); letter-spacing: .1em; text-transform: uppercase;
  background:
    linear-gradient(rgba(127, 179, 192, .1) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(127, 179, 192, .1) 1px, transparent 1px) 0 0 / 24px 24px,
    radial-gradient(circle at 30% 20%, #17505e, var(--teal-900));
}
.project__ph i { font-size: 30px; }
.project figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 22px 24px;
  background: linear-gradient(transparent, rgba(11, 47, 56, .92)); color: var(--white); display: flex; flex-direction: column; gap: 2px; font-size: 14px;
}
.project figcaption strong { font: 600 19px var(--font-head); }

/* Service */
.service { display: grid; grid-template-columns: 1.2fr 1fr; gap: 56px; align-items: center; }
.service__copy p:not(.kicker) { margin: 22px 0 30px; font-size: 18px; color: #fff3ec; }
.service__list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.service__list li {
  display: flex; gap: 16px; align-items: center; padding: 20px 22px; border-radius: var(--radius);
  background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .25); font: 600 18px var(--font-head);
  backdrop-filter: blur(4px);
}
.service__list i { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--white); color: var(--red); font-size: 18px; flex: none; }

/* Company */
.company { display: grid; grid-template-columns: 1.1fr 1fr; gap: 64px; align-items: start; }
.company__copy p:not(.kicker) { margin-top: 24px; font-size: 18px; color: var(--muted); }
.values { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.values li { display: grid; grid-template-columns: 170px 1fr; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--line); color: var(--muted); }
.values strong { font: 700 18px var(--font-head); color: var(--teal); }

/* Contact */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.contact__list { list-style: none; padding: 0; margin: 36px 0 0; display: grid; gap: 18px; font-size: 18px; }
.contact__list li { display: flex; gap: 14px; align-items: center; }
.contact__list i { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(255, 255, 255, .08); color: var(--amber); flex: none; }
.contact__list a { text-decoration: none; border-bottom: 1px solid rgba(255, 255, 255, .25); }
.contact__list a:hover { border-color: var(--amber); }
.quote {
  background: var(--white); color: var(--ink); border-radius: 20px; padding: 34px; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .6);
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px;
}
.quote h3 { grid-column: 1 / -1; font-size: 26px; color: var(--teal-900); margin-bottom: 4px; }
.field { grid-column: 1 / -1; display: flex; flex-direction: column; gap: 6px; }
.field--half { grid-column: span 1; }
.field label { font: 600 14px var(--font-head); color: var(--teal-900); }
.field input, .field select, .field textarea {
  font: 16px var(--font-body); color: var(--ink); background: var(--paper); border: 1.5px solid var(--line);
  border-radius: 10px; padding: 12px 14px; min-height: 48px; width: 100%; transition: border-color .2s, background .2s;
}
.field textarea { resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--teal); background: var(--white); }
.field.is-invalid input, .field.is-invalid textarea { border-color: var(--red-2); }
.form-text { font-size: 13px; color: var(--muted); }
.check { grid-column: 1 / -1; display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--muted); }
.check input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--teal); flex: none; }
.quote .btn { grid-column: 1 / -1; margin-top: 6px; }
.quote__msg { grid-column: 1 / -1; font-size: 14px; min-height: 1.2em; }
.quote__msg.is-ok { color: var(--teal); }
.quote__msg.is-err { color: var(--red); }

/* Footer */
.footer { background: #071f25; color: #8fb0b8; padding: 40px 0; font-size: 14px; }
.footer__inner { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.logo--footer { width: 64px; background: #fff; border-radius: 8px; padding: 6px; }
.footer__links { margin-left: auto; }
.footer a { text-decoration: none; }
.footer a:hover { color: #fff; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s cubic-bezier(.2, .7, .2, 1), transform .8s cubic-bezier(.2, .7, .2, 1); }
.reveal.is-in { opacity: 1; transform: none; }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1100px) {
  .sectors { grid-template-columns: repeat(3, 1fr); }
  .machines { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
  .nav__links {
    position: fixed; inset: calc(var(--nav-h) + 30px) 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: var(--white); padding: 12px 16px 24px; border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
    opacity: 0; visibility: hidden; transform: translateY(-12px); transition: opacity .25s, transform .25s, visibility .25s; margin: 0;
    max-height: calc(100vh - var(--nav-h) - 30px); overflow-y: auto;
  }
  .nav__links.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav__links a { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 17px; }
  .nav__links a.nav__cta { margin-top: 14px; text-align: center; border-bottom: 0; }
  .nav__tools { margin-left: auto; }
  .burger { display: block; }
  .hero__inner { grid-template-columns: 1fr; gap: 36px; }
  .service, .company, .contact { grid-template-columns: 1fr; gap: 40px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .steps::before { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 88px 0; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .hero { padding: 40px 0 40px; }
  .hero__lead { font-size: 17px; }
  .hero__actions .btn { width: 100%; }
  .machines, .steps { grid-template-columns: 1fr; }
  .sectors { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .sector { padding: 20px 16px; }
  .projects { grid-template-columns: 1fr; grid-template-rows: none; }
  .project--big { grid-row: auto; min-height: 280px; }
  .values li { grid-template-columns: 1fr; gap: 4px; }
  .quote { grid-template-columns: 1fr; padding: 24px 20px; }
  .field--half { grid-column: 1 / -1; }
  .section { padding: 72px 0; }
  .section__head { margin-bottom: 36px; }
  .footer__links { margin-left: 0; }
  .hero__line { overflow: hidden; padding: 10px 0 0; }
  .hero__line::before { display: none; }
  .line-svg { width: 175%; max-width: none; margin-left: -37%; }
}
html.shot .reveal { transition: none !important; opacity: 1 !important; transform: none !important; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .b__liquid { transform: none; } .b__cap, .b__label { opacity: 1; }
}