:root {
  --navy: #003d59;
  --navy-2: #0a5274;
  --orange: #fd740c;
  --orange-2: #ff9a4a;
  --orange-ink: #b34700;
  --teal: #1aa3b0;
  --teal-2: #2fc0c9;
  --teal-ink: #0b6b75;
  --cream: #fff8f0;
  --cream-2: #fdeedd;
  --ink: #12232e;
  --muted: #4a5b66;
  --white: #fff;
  --radius: 22px;
  --shadow: 0 18px 40px -18px rgba(0, 61, 89, .35);
  --font-d: "Fredoka", "Nunito", system-ui, sans-serif;
  --font: "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font: 400 1.0625rem/1.65 var(--font); color: var(--ink); background: var(--cream); overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); }
h1, h2, h3 { font-family: var(--font-d); color: var(--navy); line-height: 1.12; margin: 0 0 .5em; font-weight: 600; }
h2 { font-size: clamp(1.8rem, 1.2rem + 2.4vw, 2.9rem); letter-spacing: -.01em; }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; border-radius: 6px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--navy); color: #fff; padding: 10px 16px; border-radius: 10px; }
.skip:focus { top: 12px; }
.wrap { width: min(1180px, 100% - 32px); margin-inline: auto; }
.wrap--narrow { width: min(820px, 100% - 32px); }
.center { text-align: center; margin-top: 2.5rem; }

.eyebrow { font: 800 .8rem/1 var(--font); letter-spacing: .14em; text-transform: uppercase; color: var(--orange-ink); margin-bottom: 1rem; display: inline-flex; align-items: center; gap: .6em; }
.eyebrow::before { content: ""; width: 22px; height: 3px; border-radius: 3px; background: linear-gradient(90deg, var(--teal), var(--orange)); }
.eyebrow--light { color: var(--orange-2); }
.lead { font-size: 1.18rem; color: var(--muted); max-width: 40ch; }

/* buttons */
.btn { --b: var(--navy); display: inline-flex; align-items: center; justify-content: center; gap: .5em; padding: .95em 1.6em; border-radius: 999px; font: 800 1rem/1 var(--font); text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: transform .2s, box-shadow .2s, background .2s; }
.btn:hover { transform: translateY(-2px); }
.btn--orange { background: var(--orange); color: #1b0d00; box-shadow: 0 6px 0 #c95500, 0 14px 26px -10px rgba(253, 116, 12, .7); }
.btn--orange:hover { box-shadow: 0 8px 0 #c95500, 0 18px 30px -10px rgba(253, 116, 12, .75); }
.btn--orange:active { transform: translateY(4px); box-shadow: 0 2px 0 #c95500; }
.btn--navy { background: var(--navy); color: #fff; }
.btn--ghost { border-color: var(--navy); color: var(--navy); background: transparent; }
.btn--ghost:hover { background: var(--navy); color: #fff; }
.btn--sm { padding: .7em 1.2em; font-size: .92rem; }
.btn--block { width: 100%; }

/* header */
.topbar { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .3s, box-shadow .3s; }
.topbar.is-scrolled { background: rgba(255, 248, 240, .82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 1px 0 rgba(0, 61, 89, .1), 0 10px 30px -20px rgba(0, 61, 89, .4); }
.topbar__in { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand img { width: 40px; height: auto; }
.brand__name { font: 700 1.6rem/1 var(--font-d); color: var(--navy); }
.brand__name span { color: var(--orange-ink); font-size: .7em; margin-left: 3px; }
.nav { display: flex; align-items: center; gap: 1.6rem; }
.nav a:not(.btn) { font-weight: 700; text-decoration: none; color: var(--navy); position: relative; }
.nav a:not(.btn)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -4px; height: 3px; border-radius: 3px; background: var(--orange); transition: right .25s; }
.nav a:not(.btn):hover::after { right: 0; }
.menu-btn { display: none; }

@media (max-width: 900px) {
  .menu-btn { display: grid; gap: 5px; place-content: center; width: 46px; height: 46px; border: 0; border-radius: 14px; background: var(--navy); cursor: pointer; }
  .menu-btn i { display: block; width: 20px; height: 2.5px; border-radius: 2px; background: #fff; transition: transform .25s, opacity .25s; }
  .menu-btn[aria-expanded="true"] i:nth-of-type(1) { transform: translateY(7.5px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] i:nth-of-type(2) { opacity: 0; }
  .menu-btn[aria-expanded="true"] i:nth-of-type(3) { transform: translateY(-7.5px) rotate(-45deg); }
  .nav { position: fixed; inset: 72px 0 auto; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 20px; background: var(--cream); box-shadow: 0 20px 30px -20px rgba(0, 61, 89, .4); transform: translateY(-8px); opacity: 0; visibility: hidden; transition: .25s; }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a:not(.btn) { padding: 14px 4px; border-bottom: 1px solid rgba(0, 61, 89, .1); }
  .nav .btn { margin-top: 14px; }
  .topbar:has(.nav.is-open) { background: var(--cream); }
}

/* hero */
.hero { position: relative; padding: 130px 0 70px; overflow: hidden; background:
  radial-gradient(60% 60% at 85% 30%, rgba(26, 163, 176, .16), transparent 70%),
  radial-gradient(50% 50% at 10% 90%, rgba(253, 116, 12, .14), transparent 70%), var(--cream); }
.hero__in { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 2rem; position: relative; z-index: 1; }
.hero h1 { font-size: clamp(2.3rem, 1.4rem + 3.6vw, 4.1rem); font-weight: 700; }
.hero h1 em { font-style: normal; color: var(--orange-ink); background: linear-gradient(transparent 70%, rgba(253, 116, 12, .25) 0); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 1.8rem 0; }
.hero__tags { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.hero__tags li { font-weight: 700; font-size: .88rem; padding: .35em .9em; border-radius: 999px; background: #fff; color: var(--teal-ink); box-shadow: inset 0 0 0 1.5px rgba(26, 163, 176, .35); }

/* 3D printer scene */
.printer { position: relative; aspect-ratio: 1 / 1.02; width: min(100%, 520px); justify-self: center; perspective: 1100px; }
.printer__hex { position: absolute; inset: 2% 8% 18%; width: 84%; height: 80%; overflow: visible; }
.printer__hex path { fill: none; stroke-width: 9; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: 1; animation: draw 2.2s .3s cubic-bezier(.6, 0, .2, 1) forwards; }
.printer__hex .l { stroke: var(--navy); }
.printer__hex .r { stroke: var(--orange); }
@keyframes draw { to { stroke-dashoffset: 0; } }

.stage { --rx: 58deg; --rz: -38deg; --L: 18px; position: absolute; left: 50%; top: 58%; width: 62%; aspect-ratio: 1; translate: -50% -50%; transform-style: preserve-3d; transform: rotateX(var(--rx)) rotateZ(var(--rz)); }
.plate { position: absolute; inset: 0; border-radius: 18px; transform-style: preserve-3d;
  background: linear-gradient(rgba(255, 255, 255, .5) 1.5px, transparent 0) 0 0 / 12.5% 12.5%, linear-gradient(90deg, rgba(255, 255, 255, .5) 1.5px, transparent 0) 0 0 / 12.5% 12.5%, linear-gradient(135deg, #23435a, #0f2c3e); box-shadow: 0 0 0 6px #0b2333, 30px 40px 60px rgba(0, 30, 45, .35); }
.piece { position: absolute; inset: 18%; transform-style: preserve-3d; transition: opacity .6s; }
.layer { --p: 1; position: absolute; inset: calc((1 - var(--s)) * 50%); transform-style: preserve-3d; background: var(--c); border-radius: 8px;
  transform: translateZ(calc((var(--i) + 1) * var(--L))) scaleX(var(--p)); transform-origin: 0 50%; }
.layer::before, .layer::after { content: ""; position: absolute; background: var(--c); }
.layer::before { left: 0; right: 0; top: 100%; height: var(--L); transform-origin: top; transform: rotateX(-90deg); filter: brightness(.72); }
.layer::after { top: 0; bottom: 0; right: 100%; width: var(--L); transform-origin: right; transform: rotateY(-90deg); filter: brightness(.86); }

.nozzle { position: absolute; left: 0; top: 0; width: 0; height: 0; transform-style: preserve-3d;
  transform: translate3d(var(--nx, 50%), var(--ny, 50%), var(--nz, 160px)) rotateZ(calc(var(--rz) * -1)) rotateX(calc(var(--rx) * -1)) scale(var(--ns, 1)); }
.nozzle__head, .nozzle__tip { position: absolute; left: 0; translate: -50% 0; }
.nozzle__head { bottom: 34px; width: 96px; height: 78px; border-radius: 20px; background: linear-gradient(160deg, #0f5a80, var(--navy) 60%); box-shadow: inset 0 -6px 0 rgba(0, 0, 0, .2), 0 10px 20px rgba(0, 30, 45, .3); }
.nozzle__head::before { content: ""; position: absolute; left: 50%; top: -18px; translate: -50% 0; width: 56px; height: 22px; border-radius: 8px 8px 0 0; background: var(--navy); }
.nozzle__head::after { content: ""; position: absolute; top: 30px; left: -60px; right: -60px; height: 12px; border-radius: 8px; background: var(--navy); z-index: -1; }
.nozzle__head b { position: absolute; top: 28px; width: 13px; height: 13px; border-radius: 50%; background: #fff; animation: blink 5s infinite; }
.nozzle__head b:first-child { left: 26px; }
.nozzle__head b:nth-child(2) { right: 26px; }
.nozzle__head u { position: absolute; left: 50%; top: 46px; translate: -50% 0; width: 22px; height: 11px; border: 4px solid #fff; border-top: 0; border-radius: 0 0 14px 14px; }
@keyframes blink { 0%, 92%, 100% { transform: scaleY(1); } 95% { transform: scaleY(.1); } }
.nozzle__tip { bottom: 0; width: 34px; height: 36px; background: linear-gradient(var(--navy) 0 60%, #13719a 60%); clip-path: polygon(0 0, 100% 0, 100% 45%, 75% 45%, 62% 100%, 38% 100%, 25% 45%, 0 45%); }
.nozzle__tip::after { content: ""; position: absolute; left: 50%; bottom: -3px; translate: -50% 0; width: 8px; height: 8px; border-radius: 50%; background: var(--orange); box-shadow: 0 0 12px 4px rgba(253, 116, 12, .7); }

.spark { position: absolute; width: 14px; height: 26px; border-radius: 50% 50% 50% 50% / 70% 70% 30% 30%; background: var(--teal); animation: spark 2.4s ease-in-out infinite; }
.spark--1 { left: 24%; top: 32%; rotate: -30deg; }
.spark--2 { left: 72%; top: 30%; rotate: 30deg; animation-delay: .6s; }
.spark--3 { left: 18%; top: 44%; rotate: -60deg; background: var(--orange); width: 10px; height: 18px; animation-delay: 1.1s; }
.spark--4 { left: 79%; top: 42%; rotate: 60deg; background: var(--orange); width: 10px; height: 18px; animation-delay: 1.7s; }
@keyframes spark { 0%, 100% { transform: scale(.7); opacity: .5; } 50% { transform: scale(1.1) translateY(-6px); opacity: 1; } }

/* floating cubes */
.hero__float { position: absolute; inset: 0; perspective: 900px; pointer-events: none; }
.cube { --z: 22px; position: absolute; width: calc(var(--z) * 2); height: calc(var(--z) * 2); transform-style: preserve-3d; animation: spin 16s linear infinite, bob 6s ease-in-out infinite; }
.cube i { position: absolute; inset: 0; border-radius: 6px; background: var(--c1); box-shadow: inset 0 0 0 2px rgba(255, 255, 255, .25); }
.cube i:nth-child(1) { transform: translateZ(var(--z)); }
.cube i:nth-child(2) { transform: rotateY(180deg) translateZ(var(--z)); }
.cube i:nth-child(3) { transform: rotateY(90deg) translateZ(var(--z)); background: var(--c2); }
.cube i:nth-child(4) { transform: rotateY(-90deg) translateZ(var(--z)); background: var(--c2); }
.cube i:nth-child(5) { transform: rotateX(90deg) translateZ(var(--z)); background: var(--c3); }
.cube i:nth-child(6) { transform: rotateX(-90deg) translateZ(var(--z)); background: var(--c3); }
.cube--o { --c1: var(--orange); --c2: #d95f00; --c3: var(--orange-2); left: 46%; top: 16%; }
.cube--t { --z: 15px; --c1: var(--teal); --c2: var(--teal-ink); --c3: var(--teal-2); left: 6%; top: 78%; animation-duration: 12s, 7s; animation-direction: reverse, normal; }
.cube--n { --z: 12px; --c1: var(--navy); --c2: #002536; --c3: var(--navy-2); right: 6%; top: 84%; animation-duration: 20s, 5s; }
@keyframes spin { to { transform: rotate3d(1, 1, .3, 360deg); } }
@keyframes bob { 0%, 100% { translate: 0 0; } 50% { translate: 0 -18px; } }

/* ticker */
.ticker { background: var(--navy); color: #fff; overflow: hidden; padding: 16px 0; transform: rotate(-1.5deg); margin: 0 -10px; box-shadow: 0 10px 30px -15px rgba(0, 61, 89, .6); }
.ticker__track { display: flex; width: max-content; animation: tick 30s linear infinite; }
.ticker span { font: 600 1.5rem/1 var(--font-d); text-transform: uppercase; letter-spacing: .08em; padding-inline: 1.4rem; display: flex; align-items: center; gap: 2.8rem; }
.ticker span::after { content: ""; width: 12px; height: 12px; border-radius: 3px; background: var(--orange); transform: rotate(45deg); }
.ticker span:nth-child(even)::after { background: var(--teal-2); }
@keyframes tick { to { transform: translateX(-50%); } }

/* sections */
.section { padding: clamp(70px, 9vw, 120px) 0; position: relative; }
.section--tint { background: var(--cream-2); }
.section--navy { background: radial-gradient(70% 80% at 100% 0, rgba(26, 163, 176, .25), transparent 60%), var(--navy); color: #dbe8ef; }
.section--navy h2 { color: #fff; }
.section__head { max-width: 720px; margin-bottom: 3rem; }

/* tilt (JS sets --tx/--ty/--mx/--my) */
.tilt { --tx: 0deg; --ty: 0deg; transform: perspective(900px) rotateX(var(--tx)) rotateY(var(--ty)); transition: transform .35s cubic-bezier(.2, .7, .2, 1), box-shadow .35s; transform-style: preserve-3d; }
.tilt.is-tilting { transition: transform .08s linear, box-shadow .35s; }

/* product cards */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { position: relative; overflow: hidden; background: #fff; border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); isolation: isolate; }
.card::before { content: ""; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .3s; background: radial-gradient(260px circle at var(--mx, 50%) var(--my, 50%), rgba(253, 116, 12, .14), transparent 70%); }
.card:hover::before { opacity: 1; }
.card:hover { box-shadow: 0 30px 50px -22px rgba(0, 61, 89, .45); }
.card p { color: var(--muted); margin: 0; }
.card__ico { display: grid; place-items: center; width: 58px; height: 58px; font-size: 1.7rem; border-radius: 16px; margin-bottom: 18px; background: linear-gradient(145deg, var(--cream), var(--cream-2)); box-shadow: 0 5px 0 #f3d9bd; transform: translateZ(30px); }
.card h3 { transform: translateZ(20px); }
.card--hero { grid-row: span 3; display: flex; flex-direction: column; background: linear-gradient(160deg, var(--navy), #00283b); color: #dbe8ef; }
.card--hero h3 { color: #fff; font-size: 2rem; }
.card--hero p { color: #c4d7e1; }
.card--hero img { margin: 24px -28px -28px; width: calc(100% + 56px); max-width: none; flex: 1; object-fit: cover; min-height: 220px; mask-image: linear-gradient(transparent, #000 25%); }
.card__badge { align-self: flex-start; font: 800 .75rem/1 var(--font); text-transform: uppercase; letter-spacing: .1em; padding: .55em .9em; border-radius: 999px; background: var(--orange); color: #1b0d00; margin-bottom: 18px; }

/* gallery */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.shot { position: relative; display: block; border-radius: 18px; overflow: hidden; box-shadow: var(--shadow); background: var(--cream); }
.shot img { aspect-ratio: 4 / 5; object-fit: cover; width: 100%; transition: transform .6s cubic-bezier(.2, .7, .2, 1); }
.shot:hover img { transform: scale(1.06); }
.shot span { position: absolute; left: 10px; right: 10px; bottom: 10px; padding: .55em .85em; border-radius: 12px; background: rgba(255, 248, 240, .94); color: var(--navy); font-weight: 800; font-size: .9rem; transform: translateZ(40px); }

/* steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 44px; left: 8%; right: 8%; height: 4px; border-radius: 4px; background: repeating-linear-gradient(90deg, var(--teal) 0 14px, transparent 14px 24px); opacity: .5; }
.step { position: relative; }
.step__n { display: grid; place-items: center; width: 88px; height: 88px; margin-bottom: 20px; border-radius: 24px; background: var(--white); font: 700 2.8rem/1 var(--font-d); color: var(--orange);
  text-shadow: 1px 1px 0 #e06200, 2px 2px 0 #d65c00, 3px 3px 0 #cc5600, 4px 4px 0 #c24f00, 5px 5px 8px rgba(0, 0, 0, .2);
  box-shadow: 0 8px 0 #f0d8bf, var(--shadow); transform: rotate(-4deg); transition: transform .3s; }
.step:nth-child(even) .step__n { transform: rotate(4deg); color: var(--teal); text-shadow: 1px 1px 0 #168c97, 2px 2px 0 #13828c, 3px 3px 0 #107781, 4px 4px 0 #0d6d76, 5px 5px 8px rgba(0, 0, 0, .2); }
.step:hover .step__n { transform: rotate(0) translateY(-6px); }
.step p { color: var(--muted); }

/* calculator */
.calc { display: grid; grid-template-columns: 1.3fr 1fr; gap: 28px 48px; align-items: start; }
.calc__head { grid-column: 1 / -1; max-width: 720px; }
.calc__head p:last-child { color: #c4d7e1; }
.calc__form { display: grid; gap: 26px; }
.calc fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.calc legend { font: 600 1.1rem/1 var(--font-d); color: #fff; margin-bottom: 12px; padding: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { position: relative; cursor: pointer; }
.chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chip > span { display: inline-flex; align-items: center; gap: .45em; padding: .7em 1.1em; border-radius: 14px; font-weight: 700; background: rgba(255, 255, 255, .07); color: #e6f0f5; box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .18); transition: .2s; }
.chip:hover > span { background: rgba(255, 255, 255, .13); }
.chip input:checked + span { background: var(--orange); color: #1b0d00; box-shadow: 0 5px 0 #c95500; transform: translateY(-3px); }
.chip input:focus-visible + span { outline: 3px solid var(--teal-2); outline-offset: 3px; }
.range { display: flex; align-items: center; gap: 18px; }
.range input { flex: 1; accent-color: var(--orange); height: 28px; }
.range output { min-width: 4.5ch; font: 700 1.5rem/1 var(--font-d); color: #fff; }
.calc__row { display: grid; grid-template-columns: auto 1fr; gap: 26px; align-items: start; }
.qty { display: inline-flex; border-radius: 14px; overflow: hidden; box-shadow: inset 0 0 0 1.5px rgba(255, 255, 255, .25); }
.qty button { width: 46px; border: 0; background: rgba(255, 255, 255, .08); color: #fff; font-size: 1.4rem; cursor: pointer; }
.qty button:hover { background: rgba(255, 255, 255, .18); }
.qty input { width: 76px; text-align: center; border: 0; background: transparent; color: #fff; font: 700 1.25rem/1 var(--font-d); padding: 12px 4px; -moz-appearance: textfield; }
.qty input::-webkit-inner-spin-button { -webkit-appearance: none; }
.switch { display: flex; align-items: center; gap: 12px; cursor: pointer; color: #e6f0f5; font-weight: 600; }
.switch input { appearance: none; flex: none; width: 52px; height: 30px; border-radius: 999px; background: rgba(255, 255, 255, .2); position: relative; cursor: pointer; transition: background .2s; }
.switch input::after { content: ""; position: absolute; top: 4px; left: 4px; width: 22px; height: 22px; border-radius: 50%; background: #fff; transition: transform .2s; }
.switch input:checked { background: var(--orange); }
.switch input:checked::after { transform: translateX(22px); }
.calc__result { position: sticky; top: 96px; background: var(--cream); color: var(--ink); border-radius: 26px; padding: 30px; box-shadow: 0 30px 60px -25px rgba(0, 0, 0, .55); text-align: center; }
.calc__label { font-weight: 800; text-transform: uppercase; letter-spacing: .1em; font-size: .78rem; color: var(--muted); margin: 0; }
.calc__price { font: 700 clamp(2rem, 1.4rem + 2vw, 2.7rem)/1.1 var(--font-d); color: var(--navy); margin: .3em 0 .6em; }
.calc__meta { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 0 0 22px; }
.calc__meta div { background: #fff; border-radius: 14px; padding: 12px; }
.calc__meta dt { font-size: .8rem; color: var(--muted); font-weight: 700; }
.calc__meta dd { margin: 0; font: 600 1.15rem/1.3 var(--font-d); color: var(--navy); }
.calc__note { font-size: .82rem; color: var(--muted); margin: 14px 0 0; }
/* mini 3D stack in the result card: one slab per "layer" */
.calc__piece { height: 120px; perspective: 600px; display: grid; place-items: center; margin-bottom: 8px; }
.calc__stack { position: relative; width: 90px; height: 90px; transform-style: preserve-3d; transform: rotateX(58deg) rotateZ(-38deg); }
.calc__stack i { --L: 8px; position: absolute; inset: 0; background: var(--c); border-radius: 6px; transform-style: preserve-3d; transform: translateZ(calc(var(--k) * var(--L))) scale(var(--w, 1)); animation: drop .45s cubic-bezier(.2, .9, .3, 1.3) both; animation-delay: calc(var(--k) * 35ms); }
.calc__stack i::before { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: var(--L); background: var(--c); filter: brightness(.72); transform-origin: top; transform: rotateX(-90deg); }
.calc__stack i::after { content: ""; position: absolute; top: 0; bottom: 0; right: 100%; width: var(--L); background: var(--c); filter: brightness(.86); transform-origin: right; transform: rotateY(-90deg); }
@keyframes drop { from { opacity: 0; translate: 0 0 60px; } }

/* trust */
.trust { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.trust li { padding: 26px; border-radius: var(--radius); background: #fff; box-shadow: inset 0 0 0 1.5px rgba(0, 61, 89, .08); }
.trust p { color: var(--muted); margin: 0; }
.trust__ico { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; margin-bottom: 16px; background: rgba(26, 163, 176, .14); }
.trust__ico svg { width: 26px; height: 26px; fill: none; stroke: var(--teal-ink); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* about */
.about { display: grid; grid-template-columns: .85fr 1fr; gap: clamp(30px, 6vw, 80px); align-items: center; }
.about__img { margin: 0; border-radius: 28px; overflow: hidden; box-shadow: 0 40px 60px -30px rgba(0, 61, 89, .55); }
.about__text p { color: var(--muted); }
.name { display: inline-flex; gap: 2px; }
.name b { font-weight: 700; transition: color .3s, transform .3s; display: inline-block; }
.name b:nth-child(1) { color: var(--navy); }
.name b:nth-child(2) { color: var(--orange-ink); }
.name b:nth-child(3) { color: var(--teal-ink); }
.about__text.is-in .name b { animation: hop .6s cubic-bezier(.3, 1.6, .5, 1) both; }
.about__text.is-in .name b:nth-child(2) { animation-delay: .12s; }
.about__text.is-in .name b:nth-child(3) { animation-delay: .24s; }
@keyframes hop { from { transform: translateY(20px) rotateX(80deg); opacity: 0; } }
.motto { font: 600 1.25rem/1.3 var(--font-d); color: var(--navy) !important; letter-spacing: .02em; }

/* faq */
.faq { display: grid; gap: 12px; }
.faq details { background: #fff; border-radius: 18px; box-shadow: inset 0 0 0 1.5px rgba(0, 61, 89, .08); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 56px 20px 22px; font: 600 1.1rem/1.35 var(--font-d); color: var(--navy); position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 18px; top: 50%; translate: 0 -50%; width: 30px; height: 30px; display: grid; place-items: center; border-radius: 10px; background: var(--cream-2); color: var(--orange-ink); font: 700 1.3rem/1 var(--font); transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 22px 20px; margin: 0; color: var(--muted); }

/* contact */
.contact { background: linear-gradient(180deg, var(--cream), var(--cream-2)); }
.contact__in { display: grid; grid-template-columns: 260px 1fr; gap: clamp(30px, 6vw, 70px); align-items: center; background: #fff; border-radius: 32px; padding: clamp(28px, 5vw, 60px); box-shadow: var(--shadow); }
.contact__logo { width: 100%; animation: float 6s ease-in-out infinite; }
@keyframes float { 50% { transform: translateY(-10px) rotate(-2deg); } }
.contact__cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 1.6rem 0 1rem; }
.contact__where { font-weight: 700; color: var(--muted); margin: 0; }

.footer { background: var(--navy); color: #c4d7e1; padding: 28px 0; font-size: .95rem; }
.footer__in { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; }
.footer p { margin: 0; }
.footer a { color: #fff; }
.footer__credit { flex-basis: 100%; font-size: .85rem; opacity: .85; }

/* floating WhatsApp (mobile) */
.fab { position: fixed; right: 16px; bottom: 16px; z-index: 40; display: none; align-items: center; gap: 8px; padding: 12px 18px 12px 14px; border-radius: 999px; background: #25d366; color: #062b14; font-weight: 800; text-decoration: none; box-shadow: 0 12px 26px -8px rgba(0, 0, 0, .4); transform: translateY(calc(100% + 40px)); transition: transform .35s cubic-bezier(.2, .9, .3, 1.2); }
.fab svg { width: 26px; height: 26px; fill: currentColor; }
.fab.is-on { transform: none; }

/* scroll reveal (only when JS is running) */
.js .reveal { opacity: 0; transform: perspective(900px) translateY(36px) rotateX(14deg); transition: opacity .7s, transform .8s cubic-bezier(.2, .7, .2, 1); }
.js .reveal.is-in { opacity: 1; transform: none; }
.js .reveal.tilt.is-in { transform: perspective(900px) rotateX(var(--tx)) rotateY(var(--ty)); }

/* responsive */
@media (max-width: 1000px) {
  .hero__in { grid-template-columns: 1fr; }
  .printer { width: min(100%, 420px); }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .card--hero { grid-column: 1 / -1; grid-row: auto; }
  .gallery { grid-template-columns: repeat(3, 1fr); }
  .steps, .trust { grid-template-columns: repeat(2, 1fr); }
  .steps::before { display: none; }
  .calc { grid-template-columns: 1fr; }
  .calc__result { position: static; }
}
@media (max-width: 820px) {
  .fab { display: inline-flex; }
}
@media (max-width: 640px) {
  body { font-size: 1rem; }
  .hero { padding-top: 100px; }
  .cube--o { display: none; }
  .printer { margin-top: 70px; }
  .cards, .steps, .trust { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .shot span { font-size: .78rem; }
  .about, .contact__in { grid-template-columns: 1fr; }
  .contact__logo { width: 170px; margin-inline: auto; }
  .calc__row { grid-template-columns: 1fr; }
  .ticker span { font-size: 1.15rem; }
  .btn { width: 100%; }
  .nav .btn, .hero__cta .btn { width: auto; flex: 1 1 auto; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
  .ticker__track { animation: none; }
}