/* Oily — design system v1.0 (ver ../../../Brand/design.md) */
:root {
  --petrol: #043444; --petrol-900: #021c25; --petrol-600: #0b4f63;
  --gold: #c39543; --gold-200: #e8cf9e;
  --asphalt: #0a0e10; --bone: #f3efe7; --paper: #fff;
  --ink: #0f2229; --steel: #6b7c83;
  --line-dark: rgba(255,255,255,.12); --line-light: rgba(4,52,68,.14);
  --font: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --radius: 4px; --pill: 999px; --max: 1280px;
  --ease: cubic-bezier(.2,.7,.2,1);
  --nav-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--asphalt); color: var(--ink);
  font: 400 17px/1.6 var(--font); font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img, video, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.05; }
p { margin: 0; }
.mono { font-family: var(--mono); font-weight: 500; letter-spacing: 0; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }
@media (max-width: 640px) { .wrap { padding: 0 16px; } }

.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--gold); color: var(--asphalt); padding: 8px 14px; border-radius: var(--radius); }
.skip:focus { left: 8px; }

/* ---------- tipografia ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; margin-bottom: 18px;
  font: 500 12px/1 var(--mono); text-transform: uppercase; letter-spacing: .16em; color: var(--petrol-600);
}
.eyebrow::before { content: ""; width: 7px; height: 7px; background: var(--gold); transform: rotate(45deg); }
.eyebrow--light { color: var(--gold-200); }
.h2 {
  font-size: clamp(2rem, 4.2vw, 3.6rem); font-weight: 750; font-stretch: 118%;
  letter-spacing: -.02em; color: var(--petrol); max-width: 18ch; text-wrap: balance;
}
.h2 em, .hero__claim em { font-style: normal; color: var(--gold); }
[data-theme="dark"] .h2 { color: #fff; }
.sec__head { margin-bottom: clamp(24px, 3.4vw, 40px); }
.sec__lead { margin-top: 18px; max-width: 60ch; color: var(--steel); font-size: 1.06rem; }
[data-theme="dark"] .sec__lead { color: rgba(255,255,255,.72); }

/* ---------- botões ---------- */
.btn {
  --bg: transparent; --fg: #fff; --bd: rgba(255,255,255,.4);
  display: inline-flex; align-items: center; gap: 10px; padding: 15px 22px;
  border-radius: var(--radius); border: 1px solid var(--bd); background: var(--bg); color: var(--fg);
  font: 600 15px/1 var(--font); text-decoration: none; cursor: pointer;
  transition: background .25s, color .25s, border-color .25s, transform .25s var(--ease);
}
.btn .arr { transition: transform .3s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }
.btn:active { transform: translateY(1px); }
.btn--gold { --bg: var(--gold); --fg: var(--asphalt); --bd: var(--gold); }
.btn--gold:hover { --bg: var(--gold-200); --bd: var(--gold-200); }
.btn--ghost:hover { --bd: #fff; --bg: rgba(255,255,255,.08); }
.btn--petrol { --bg: var(--petrol); --fg: #fff; --bd: var(--petrol); }
.btn--petrol:hover { --bg: var(--petrol-600); }
.btn--sm { padding: 11px 16px; font-size: 14px; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* ---------- header ---------- */
.nav { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .35s, border-color .35s, color .35s; border-bottom: 1px solid transparent; }
.nav__in { display: flex; align-items: center; gap: 24px; height: var(--nav-h); max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.nav.is-solid { background: rgba(10,14,16,.72); backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2); border-color: var(--line-dark); }
.nav.is-solid[data-theme="light"] { background: rgba(243,239,231,.86); border-color: var(--line-light); }
.nav__logo { position: relative; display: block; width: 132px; flex: none; }
.nav__logo img { width: 100%; height: auto; transition: opacity .3s; }
.nav__logo--std { position: absolute; inset: 0; opacity: 0; }
.nav[data-theme="light"].is-solid .nav__logo--std { opacity: 1; }
.nav[data-theme="light"].is-solid .nav__logo--rev { opacity: 0; }
.nav__links { display: flex; gap: 28px; margin: 0 auto; }
.nav__links a { color: rgba(255,255,255,.82); text-decoration: none; font-size: 15px; font-weight: 500; position: relative; padding: 6px 0; }
.nav__links a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1.5px; background: var(--gold); transition: right .3s var(--ease); }
.nav__links a:hover::after, .nav__links a.is-active::after { right: 0; }
.nav[data-theme="light"].is-solid .nav__links a { color: var(--ink); }
.nav__burger { display: none; margin-left: auto; width: 44px; height: 44px; border: 0; background: none; cursor: pointer; position: relative; }
.nav__burger span { position: absolute; left: 11px; right: 11px; height: 2px; background: #fff; transition: transform .3s var(--ease), top .3s; }
.nav__burger span:first-child { top: 17px; } .nav__burger span:last-child { top: 25px; }
.nav[data-theme="light"].is-solid .nav__burger span { background: var(--ink); }
.nav__burger[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.nav__burger[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }
.nav__menu[hidden] { display: none; }
.nav__menu { display: grid; gap: 4px; padding: 8px 16px 24px; background: rgba(10,14,16,.96); }
.nav__menu a { color: #fff; text-decoration: none; padding: 14px 4px; border-bottom: 1px solid var(--line-dark); font-weight: 500; }
.nav__menu .btn { margin-top: 16px; justify-content: center; border-bottom: 0; color: var(--asphalt); }
@media (max-width: 1020px) {
  .nav__links, .nav__cta { display: none; }
  .nav__burger { display: block; }
  .nav__in { padding: 0 16px; }
  .nav.menu-open { background: rgba(10,14,16,.96); }
  .nav.menu-open .nav__logo--std { opacity: 0 !important; }
  .nav.menu-open .nav__logo--rev { opacity: 1 !important; }
  .nav.menu-open .nav__burger span { background: #fff !important; }
}

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; overflow: hidden; color: #fff; background: var(--asphalt); isolation: isolate; }
.hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; display: block; z-index: -3; background: #01141b; }
.hero__veil {
  position: absolute; inset: 0; z-index: -2;
  background:
    linear-gradient(90deg, rgba(2,12,16,.78) 0%, rgba(2,12,16,.45) 36%, rgba(2,12,16,0) 60%),
    linear-gradient(0deg, rgba(10,14,16,.92) 0%, rgba(10,14,16,0) 42%),
    linear-gradient(180deg, rgba(10,14,16,.55) 0%, rgba(10,14,16,0) 22%);
}
.hero__grain { position: absolute; inset: -50%; z-index: -1; opacity: .07; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 1.2s steps(6) infinite; }
@keyframes grain { 0%{transform:translate(0,0)} 25%{transform:translate(-3%,2%)} 50%{transform:translate(2%,-3%)} 75%{transform:translate(-2%,-1%)} 100%{transform:translate(0,0)} }
.hero__content { padding-top: calc(var(--nav-h) + 40px); padding-bottom: 40px; }
.hero__title { display: grid; gap: 14px; }
.hero__brand { display: block; line-height: 0; }
.hero__brand img { display: block; width: clamp(13rem, 36vw, 32rem); height: auto; filter: drop-shadow(0 6px 30px rgba(0,0,0,.35)); transform: translateX(-4.5%); }
.hero__claim { font-size: clamp(1.8rem, 4vw, 3.4rem); font-weight: 600; font-stretch: 100%; letter-spacing: -.025em; line-height: 1.05; text-wrap: balance; }
.hero__lead { margin-top: 22px; max-width: 52ch; color: rgba(255,255,255,.8); font-size: 1.08rem; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.hero__content > * { opacity: 0; transform: translateY(18px); animation: rise .9s var(--ease) forwards; }
.hero__content > :nth-child(2) { animation-delay: .12s; } .hero__content > :nth-child(3) { animation-delay: .24s; } .hero__content > :nth-child(4) { animation-delay: .36s; }
@keyframes rise { to { opacity: 1; transform: none; } }

.chapters { display: grid; justify-content: end; gap: 12px; padding-bottom: 34px; }
.chapters__bar, .chapters__names { width: min(400px, 34vw); }
.chapters__names { list-style: none; display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 6px; margin: 0; padding: 0; font: 500 10.5px/1 var(--mono, "IBM Plex Mono", monospace); letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.5); }
.chapters__names li { transition: color .5s; }
.chapters__names li.is-on { color: #fff; }
.chapters__now { display: flex; align-items: baseline; gap: 10px; min-width: 190px; font-size: 14px; font-weight: 600; letter-spacing: .02em; }
.chapters__now .mono { color: var(--gold); font-size: 12px; }
.chapters__bar { list-style: none; display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 6px; margin: 0; padding: 0; }
.chapters__bar li { position: relative; height: 2px; background: rgba(255,255,255,.22); overflow: hidden; }
.chapters__bar li i { position: absolute; inset: 0; background: var(--gold); transform-origin: left; transform: scaleX(var(--p, 0)); }
.hero__scroll { position: absolute; right: 24px; bottom: 30px; width: 26px; height: 40px; border: 1.5px solid rgba(255,255,255,.5); border-radius: 13px; display: none; }
.hero__scroll span { position: absolute; left: 50%; top: 8px; width: 3px; height: 7px; margin-left: -1.5px; border-radius: 2px; background: #fff; animation: wheel 1.8s infinite; }
@keyframes wheel { 0%{opacity:0;transform:translateY(0)} 30%{opacity:1} 100%{opacity:0;transform:translateY(12px)} }
@media (max-width: 760px) {
  .chapters { grid-template-columns: 1fr; gap: 10px; padding-bottom: 24px;  justify-content: stretch; }
  .chapters__bar, .chapters__names { width: 100%; }
  .hero__veil { background: linear-gradient(0deg, rgba(10,14,16,.95) 8%, rgba(10,14,16,.55) 55%, rgba(10,14,16,.35) 100%); }
}

/* ---------- seções ---------- */
.sec { position: relative; padding: clamp(56px, 6.5vw, 96px) 0; }
.sec--light { background: var(--paper); }
.sec--bone { background: var(--bone); }
.sec--dark { background: var(--asphalt); color: #fff; }
.sec--petrol { background: var(--petrol); color: #fff; }

/* intro */
.intro__top { display: grid; grid-template-columns: 1fr 1fr; gap: 32px clamp(32px, 6vw, 96px); align-items: end; margin-bottom: 40px; }
@media (max-width: 860px) { .intro__top { grid-template-columns: 1fr; margin-bottom: 28px; } }
.intro__grid { display: grid; grid-template-columns: 1fr; gap: 56px; }
.intro__lead { font-size: clamp(1.15rem, 1.8vw, 1.45rem); line-height: 1.5; color: var(--ink); max-width: 46ch; }
.pillars { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line-light); }
.pillar { padding: 32px 28px 8px 0; }
.pillar + .pillar { padding-left: 28px; border-left: 1px solid var(--line-light); }
.pillar__ico { width: 44px; height: 44px; fill: none; stroke: var(--petrol); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 22px; }
.pillar__ico circle { fill: var(--gold); stroke: none; }
.pillar h3 { font-size: 1.3rem; font-weight: 700; font-stretch: 112%; color: var(--petrol); margin-bottom: 10px; }
.pillar p { color: var(--steel); }
@media (min-width: 1000px) { .intro__grid { grid-template-columns: 1fr; } }
@media (max-width: 860px) {
  .pillars { grid-template-columns: 1fr; }
  .pillar, .pillar + .pillar { padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--line-light); }
}

/* ---------- rotas (infográfico) ---------- */
.routes__toggle { display: inline-flex; flex-wrap: wrap; gap: 4px; padding: 4px; border-radius: var(--pill); background: #fff; border: 1px solid var(--line-light); margin-bottom: 28px; }
.routes__toggle button { display: inline-flex; align-items: center; gap: 8px; border: 0; background: none; padding: 10px 16px; border-radius: var(--pill); font: 600 14px/1 var(--font); color: var(--steel); cursor: pointer; transition: background .25s, color .25s; }
.routes__toggle button[aria-selected="true"] { background: var(--petrol); color: #fff; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; }
.dot--gold { background: var(--gold); }
.dot--petrol { background: var(--petrol-600); box-shadow: inset 0 0 0 2px #fff, 0 0 0 1px var(--petrol-600); }

.flow {
  --cols: 8; position: relative; display: grid; grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  grid-template-rows: auto 70px auto 70px auto; column-gap: 12px;
  padding: 44px 24px 36px; background: #fff; border-radius: 6px; border: 1px solid var(--line-light);
  background-image: radial-gradient(rgba(4,52,68,.10) 1px, transparent 1px); background-size: 22px 22px;
}
.flow__svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; z-index: 0; }
.flow__lane { position: absolute; left: 24px; font-size: 11px; text-transform: uppercase; letter-spacing: .16em; color: var(--steel); }
.flow__lane--liquid { top: 16px; color: #9a7230; }
.flow__lane--solid { bottom: 12px; color: var(--petrol-600); }
.node { position: relative; z-index: 1; margin: 0; display: grid; justify-items: center; text-align: center; gap: 6px; transition: opacity .4s, filter .4s; }
.node[data-route="liquid"] { grid-row: 1; grid-column: var(--d); }
.node[data-route="solid"] { grid-row: 5; grid-column: var(--d); }
.node--converge { grid-row: 2 / 5; grid-column: var(--d); align-self: center; }
.node img { width: 100%; max-width: 128px; aspect-ratio: 1; object-fit: contain; mix-blend-mode: multiply; transition: transform .4s var(--ease); }
.node:hover img { transform: translateY(-4px) scale(1.04); }
.node figcaption { display: grid; gap: 2px; line-height: 1.25; }
.node figcaption b { font-size: 10.5px; color: var(--gold); letter-spacing: .08em; }
.node[data-route="solid"] figcaption b { color: var(--petrol-600); }
.node figcaption strong { font-size: 14px; font-weight: 700; color: var(--petrol); }
.node figcaption span { font-size: 12.5px; color: var(--steel); }
.node--converge img { max-width: 150px; }
.node--client::before { content: ""; position: absolute; inset: -14px -6px; border: 1.5px solid var(--gold); border-radius: 6px; z-index: -1; background: rgba(195,149,67,.06); }
.node--converge figcaption b { color: var(--gold) !important; }
.flow[data-active="liquid"] .node[data-route="solid"], .flow[data-active="solid"] .node[data-route="liquid"] { opacity: .22; filter: grayscale(1); }
.flow__path { fill: none; stroke-width: 2; stroke-linecap: round; stroke-dasharray: 6 7; transition: opacity .4s; }
.flow__path--liquid { stroke: var(--gold); }
.flow__path--solid { stroke: var(--petrol-600); }
.flow__path--both { stroke: var(--gold); stroke-width: 3.5; stroke-dasharray: none; }
.flow__path.anim { animation: dash 1.4s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -26; } }
.flow[data-active="liquid"] .flow__path--solid, .flow[data-active="solid"] .flow__path--liquid,
.flow[data-active="liquid"] .flow__pkt--solid, .flow[data-active="solid"] .flow__pkt--liquid { opacity: .12; }
.flow__pkt { transition: opacity .4s; }
.flow__pkt--liquid { fill: var(--gold); }
.flow__pkt--solid { fill: var(--petrol-600); }

.routes__compare { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 28px; }
.cmp { background: #fff; border: 1px solid var(--line-light); border-radius: 6px; padding: 26px 28px; }
.cmp--liquid { border-top: 3px solid var(--gold); }
.cmp--solid { border-top: 3px solid var(--petrol-600); }
.cmp header { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.cmp h3 { font-size: 1.2rem; font-stretch: 112%; color: var(--petrol); }
.cmp dl { margin: 0; display: grid; gap: 12px; }
.cmp dl div { display: grid; grid-template-columns: 120px 1fr; gap: 12px; padding-top: 12px; border-top: 1px solid var(--line-light); }
.cmp dt { font: 500 11.5px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--steel); }
.cmp dd { margin: 0; font-size: 15px; }

@media (max-width: 900px) {
  .flow { --cols: 2; grid-template-columns: 1fr 1fr; grid-template-rows: none; grid-auto-rows: auto; row-gap: 26px; column-gap: 18px; padding: 52px 14px 28px; }
  .node[data-route="liquid"] { grid-column: 1; grid-row: var(--m); }
  .node[data-route="solid"] { grid-column: 2; grid-row: var(--m); }
  .node--converge { grid-column: 1 / -1; grid-row: var(--m); }
  .node img { max-width: 92px; }
  .node--converge img { max-width: 120px; }
  .node--client { padding: 10px 0; }
  .node--client::before { inset: -10px 18%; }
  .flow__lane { top: 18px; bottom: auto; }
  .flow__lane--liquid { left: 14px; }
  .flow__lane--solid { left: auto; right: 14px; }
  .routes__compare { grid-template-columns: 1fr; }
  .cmp dl div { grid-template-columns: 1fr; gap: 4px; }
}

/* ---------- produtos ---------- */
.products { overflow: hidden; }
.products__bg { position: absolute; inset: 0; background: var(--bg, url("../img/t01-asphalt-macro.jpg")) center/cover; opacity: .28; transition: opacity .5s; }
.products__bg.is-swap { opacity: 0; }
.panel__fig { width: 180px; margin: 22px 0 -6px; filter: drop-shadow(0 18px 30px rgba(0,0,0,.45)); }
.products__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, var(--asphalt) 0%, rgba(10,14,16,.6) 40%, var(--asphalt) 100%); }
.products .wrap { position: relative; }
.tabs { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; border-bottom: 1px solid var(--line-dark); margin-bottom: 26px; -webkit-mask-image: linear-gradient(90deg, #000 85%, transparent); mask-image: linear-gradient(90deg, #000 85%, transparent); }
.tabs::-webkit-scrollbar { display: none; }
.tabs button { flex: none; border: 0; background: none; color: rgba(255,255,255,.6); font: 600 15px/1 var(--font); padding: 16px 16px 18px; cursor: pointer; position: relative; white-space: nowrap; }
.tabs button::after { content: ""; position: absolute; left: 12px; right: 12px; bottom: -1px; height: 2px; background: var(--gold); transform: scaleX(0); transition: transform .3s var(--ease); }
.tabs button[aria-selected="true"] { color: #fff; }
.tabs button[aria-selected="true"]::after { transform: scaleX(1); }
.tabs button:hover { color: #fff; }
.panel { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(22px, 3vw, 44px); align-items: start; animation: fadeIn .5s var(--ease); }
.panel[hidden] { display: none; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.panel__title { font-size: clamp(1.5rem, 2.4vw, 2.1rem); font-weight: 750; font-stretch: 115%; margin-bottom: 14px; }
.panel__intro > p { color: rgba(255,255,255,.75); }
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.card { position: relative; display: grid; gap: 10px; align-content: start; padding: 24px; border-radius: 6px; background: rgba(255,255,255,.04); border: 1px solid var(--line-dark); transition: border-color .3s, background .3s, transform .3s var(--ease); }
.card:hover { border-color: rgba(195,149,67,.6); background: rgba(195,149,67,.06); transform: translateY(-2px); }
.card__code { font-size: 1.25rem; color: var(--gold-200); }
.card p { color: rgba(255,255,255,.75); font-size: 15px; }
.card__tag { justify-self: start; font-size: 11px; text-transform: uppercase; letter-spacing: .1em; padding: 5px 9px; border-radius: var(--pill); border: 1px solid var(--line-dark); color: rgba(255,255,255,.6); }
@media (max-width: 900px) { .panel { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .cards { grid-template-columns: 1fr; } }

/* régua de penetração / viscosidade */
.pen { margin-top: 30px; }
.pen__scale { display: flex; justify-content: space-between; font-size: 11px; color: rgba(255,255,255,.5); margin-bottom: 8px; }
.pen__track { position: relative; height: 112px; border-left: 1px solid var(--line-dark); border-right: 1px solid var(--line-dark);
  background: linear-gradient(90deg, var(--line-dark) 1px, transparent 1px) 0 0 / 25% 100%; }
.pen__track i { --top: 0; position: absolute; left: calc(var(--a) / 200 * 100%); width: calc((var(--b) - var(--a)) / 200 * 100%); height: 18px; border-radius: 2px; background: linear-gradient(90deg, var(--gold), var(--gold-200)); transform-origin: left; }
.pen__track i:nth-child(1) { top: 6px; } .pen__track i:nth-child(2) { top: 32px; } .pen__track i:nth-child(3) { top: 58px; } .pen__track i:nth-child(4) { top: 84px; }
.pen__track i::after { content: attr(data-l); position: absolute; left: calc(100% + 8px); top: 50%; transform: translateY(-50%); font: 500 12px/1 var(--mono); color: #fff; white-space: nowrap; }
.pen__track i:nth-child(4)::after { left: auto; right: calc(100% + 8px); }
.pen__cap { margin-top: 10px; font-size: 11px; color: rgba(255,255,255,.5); }
.pen--adp .pen__track { height: 60px; }
.pen--adp .pen__track i:nth-child(2)::after { left: calc(100% + 8px); right: auto; }
.reveal-in .pen__track i, .panel .pen__track i { animation: grow 1s var(--ease) both; }
@keyframes grow { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* barras duplas AMP */
.dual { margin-top: 28px; display: grid; gap: 10px; }
.dual__row { display: grid; grid-template-columns: 74px 1fr 1fr; gap: 12px; align-items: center; }
.dual__row.mono { font-size: 10.5px; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.5); }
.dual__row b { font-size: 13px; color: #fff; }
.dual__row i { position: relative; height: 22px; background: rgba(255,255,255,.06); border-radius: 2px; overflow: hidden; }
.dual__row i::before { content: ""; position: absolute; inset: 0 auto 0 0; width: calc(var(--v) / var(--max) * 100%); background: var(--petrol-600); animation: grow 1s var(--ease) both; transform-origin: left; }
.dual__row i.g::before { background: var(--gold); }
.dual__row em { position: relative; font: 500 11.5px/22px var(--mono); padding-left: 8px; font-style: normal; color: #fff; }
.dual__row i.g em { color: var(--asphalt); }

/* fluxo em texto */
.loop { margin-top: 28px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.loop span { padding: 9px 12px; border: 1px solid var(--line-dark); border-radius: var(--radius); font-size: 14px; }
.loop span.g { border-color: var(--gold); color: var(--gold-200); }
.loop i { font-style: normal; color: var(--gold); }

/* emulsões: velocidade */
.speed { margin-top: 28px; }
.speed__bar { display: flex; height: 54px; border-radius: 3px; overflow: hidden; }
.speed__bar span { flex: var(--w); display: flex; align-items: center; justify-content: space-between; padding: 0 12px; font-size: 13px; font-weight: 600; }
.speed__bar span:nth-child(1) { background: var(--gold); color: var(--asphalt); }
.speed__bar span:nth-child(2) { background: #8f7a50; color: #fff; }
.speed__bar span:nth-child(3) { background: var(--petrol-600); color: #fff; }
.speed p { margin-top: 8px; font-size: 11px; color: rgba(255,255,255,.5); text-align: right; }

/* BPE: grau */
.grade { margin-top: 30px; }
.grade__bar { height: 16px; border-radius: 3px; background: linear-gradient(90deg, #0a0e10, #3b2a14 40%, var(--gold) 100%); border: 1px solid var(--line-dark); }
.grade__marks { display: flex; justify-content: space-between; margin-top: 8px; font-size: 18px; color: #fff; }
.grade__legend { display: flex; justify-content: space-between; margin-top: 4px; font-size: 11px; color: rgba(255,255,255,.5); }

/* ADQ: tabela */
.spec { width: 100%; margin-top: 26px; border-collapse: collapse; font-size: 13.5px; }
.spec th { text-align: left; font: 500 10.5px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.5); padding: 0 8px 10px 0; border-bottom: 1px solid var(--line-dark); }
.spec td { padding: 10px 8px 10px 0; border-bottom: 1px solid var(--line-dark); color: rgba(255,255,255,.85); }
.spec td.mono { font-size: 12.5px; }
.spec td:nth-child(2) { color: rgba(255,255,255,.5); }
@media (max-width: 560px) { .spec th:nth-child(2), .spec td:nth-child(2) { display: none; } }

/* ---------- bloco / melter ---------- */
.block__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 64px); align-items: center; }
.ticks { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 12px; }
.ticks li { position: relative; padding-left: 30px; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 7px; width: 14px; height: 8px; border-left: 2px solid var(--gold); border-bottom: 2px solid var(--gold); transform: rotate(-45deg); }
.melt { background: var(--bone); border-radius: 6px; padding: 28px; border: 1px solid var(--line-light); }
.melt__fig img { width: 100%; max-width: 300px; margin: -6px auto 8px; mix-blend-mode: multiply; }
.melt__steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.melt__steps li { display: grid; grid-template-columns: 34px 1fr 90px; grid-template-rows: auto auto; column-gap: 12px; align-items: center; padding: 12px 0; border-top: 1px solid var(--line-light); }
.melt__steps b { grid-row: 1 / 3; font-size: 12px; color: var(--gold); }
.melt__steps strong { font-size: 15px; color: var(--petrol); }
.melt__steps span { grid-column: 2; font-size: 13px; color: var(--steel); }
.melt__t { grid-column: 3; grid-row: 1 / 3; height: 8px; border-radius: 4px; background: rgba(4,52,68,.1); position: relative; overflow: hidden; }
.melt__t::before { content: ""; position: absolute; inset: 0 auto 0 0; width: calc(var(--t) * 100%); background: linear-gradient(90deg, var(--petrol-600), var(--gold) 60%, #e0662c); border-radius: 4px; }
@media (max-width: 860px) { .block__grid { grid-template-columns: 1fr; } .melt { padding: 20px; } }

/* ---------- distribuidor ---------- */
.dist { background: radial-gradient(120% 80% at 100% 0%, var(--petrol-600) 0%, var(--petrol) 45%, var(--petrol-900) 100%); }
.svc { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line-dark); }
.svc__i { padding: 30px 28px 34px 0; border-bottom: 1px solid var(--line-dark); }
.svc__i:not(:nth-child(3n+1)) { padding-left: 28px; border-left: 1px solid var(--line-dark); }
.svc__i b { font-size: 12px; color: var(--gold); }
.svc__i h3 { margin: 14px 0 10px; font-size: 1.25rem; font-weight: 700; font-stretch: 112%; }
.svc__i p { color: rgba(255,255,255,.72); font-size: 15.5px; }
@media (max-width: 900px) {
  .svc { grid-template-columns: 1fr; }
  .svc__i, .svc__i:not(:nth-child(3n+1)) { padding: 26px 0; border-left: 0; }
}

/* ---------- CTA ---------- */
.cta { position: relative; overflow: hidden; color: #fff; padding: clamp(72px, 8vw, 116px) 0; text-align: center; background: var(--asphalt); }
.cta__bg { position: absolute; inset: 0; background: url("../img/cta.jpg?v=20261017f") center/cover; }
.cta__bg::after { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 70% at 50% 50%, rgba(10,14,16,.55), rgba(10,14,16,.9)); }
.cta__in { position: relative; display: grid; justify-items: center; gap: 18px; }
.cta__sym { width: 80px; height: auto; }
.cta .h2 { max-width: 20ch; }
.cta p { max-width: 46ch; color: rgba(255,255,255,.8); }
.cta .btn { margin-top: 8px; }

/* ---------- contato ---------- */
.contact__grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(28px, 4vw, 64px); }
.contact__list { list-style: none; margin: 32px 0 0; padding: 0; display: grid; gap: 0; }
.contact__list li { display: grid; grid-template-columns: 90px 1fr; gap: 12px; padding: 14px 0; border-top: 1px solid var(--line-light); }
.contact__list .mono { font-size: 11.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--steel); padding-top: 3px; }
.contact__list a { color: var(--petrol); font-weight: 600; text-decoration-color: var(--gold); text-underline-offset: 4px; }
.form { display: grid; gap: 16px; background: var(--bone); padding: clamp(22px, 3vw, 36px); border-radius: 6px; border: 1px solid var(--line-light); }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: grid; gap: 6px; font: 500 12px/1.3 var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--steel); }
.form input, .form select, .form textarea { width: 100%; font: 400 16px/1.4 var(--font); color: var(--ink); background: #fff; border: 1px solid rgba(4,52,68,.22); border-radius: var(--radius); padding: 12px 14px; text-transform: none; letter-spacing: 0; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--gold); outline-offset: 0; border-color: transparent; }
.form .btn { justify-self: start; }
.form__note { font-size: 14px; color: var(--petrol-600); min-height: 1.4em; }
@media (max-width: 860px) { .contact__grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .form__row { grid-template-columns: 1fr; } }

/* ---------- rodapé ---------- */
.foot { background: var(--asphalt); color: rgba(255,255,255,.7); padding: 56px 0 40px; border-top: 1px solid var(--line-dark); }
.foot__in { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 20px 40px; }
.foot__in img { width: 140px; height: auto; }
.foot__claim { font-size: 15px; }
.foot__nav { display: flex; gap: 22px; flex-wrap: wrap; }
.foot__nav a { text-decoration: none; font-size: 14px; }
.foot__nav a:hover { color: var(--gold-200); }
.foot__legal { grid-column: 1 / -1; padding-top: 22px; border-top: 1px solid var(--line-dark); font-size: 12px; color: rgba(255,255,255,.45); }
@media (max-width: 760px) { .foot__in { grid-template-columns: 1fr; } }

/* ---------- revelação ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); transition-delay: calc(var(--i, 0) * 70ms); }
.reveal.is-in { opacity: 1; transform: none; }
.node { opacity: 0; transform: translateY(14px); transition: opacity .6s var(--ease), transform .6s var(--ease), filter .4s; transition-delay: calc(var(--d) * 70ms); }
.flow.is-in .node { opacity: 1; transform: none; }
.flow.is-in[data-active="liquid"] .node[data-route="solid"], .flow.is-in[data-active="solid"] .node[data-route="liquid"] { opacity: .22; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal, .node, .hero__content > * { opacity: 1 !important; transform: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------- entrega: caminhão Oily na rota ---------- */
.trip__head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 18px 32px; margin-bottom: 26px; }
.trip__head .sec__head { margin-bottom: 0; }
.trip__toggle { margin-bottom: 0; }
.trip__toggle button[aria-pressed="true"] { background: var(--petrol); color: #fff; }
.trip__stage { background: var(--bone); border: 1px solid var(--line-light); border-radius: 6px; padding: 22px clamp(16px, 3vw, 36px) 26px; }
.trip__stops { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); text-align: center; }
.trip__stop { display: grid; justify-items: center; gap: 4px; opacity: .45; transition: opacity .5s; }
.trip__stop.is-on, .trip__stop.is-done { opacity: 1; }
.trip__stop img { width: clamp(84px, 11vw, 140px); height: auto; aspect-ratio: 1; object-fit: contain; }
.trip__stop b { color: var(--gold); font-size: 11px; }
.trip__stop strong { font-size: 15px; color: var(--ink); }
.trip__stop span { font-size: 13px; color: var(--steel); max-width: 24ch; }
.trip__road { position: relative; height: 84px; margin: 8px calc(100% / 6 - 4px) 0; }
.trip__road::before, .trip__done { content: ""; position: absolute; left: 0; right: 0; bottom: 14px; height: 4px; border-radius: 4px; background: repeating-linear-gradient(90deg, var(--line-light) 0 14px, transparent 14px 22px); }
.trip__done { right: auto; width: var(--p, 0%); background: var(--gold); }
.trip__truck { position: absolute; bottom: 10px; left: var(--p, 0%); width: clamp(96px, 12vw, 160px); height: auto; transform: translateX(-50%); filter: drop-shadow(0 8px 10px rgba(4,52,68,.18)); }
.trip__panel { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 18px 0 0; border-top: 1px solid var(--line-light); }
.trip__panel div { padding: 14px 16px 0 0; }
.trip__panel div + div { padding-left: 16px; border-left: 1px solid var(--line-light); }
.trip__panel dt { font: 500 11px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--steel); }
.trip__panel dd { margin: 4px 0 0; font-weight: 600; color: var(--ink); font-size: 15px; }
@media (max-width: 760px) {
  .trip__panel { grid-template-columns: 1fr 1fr; }
  .trip__panel div:nth-child(3) { padding-left: 0; border-left: 0; }
  .trip__stop span { display: none; }
}

/* ---------- configurador da base para emulsão ---------- */
.cfg { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(20px, 3vw, 40px); margin-top: 8px; padding: clamp(18px, 2.4vw, 28px); border: 1px solid var(--line-dark); border-radius: 6px; background: linear-gradient(135deg, rgba(4,52,68,.55), rgba(2,28,37,.35)); }
.cfg__visual { position: relative; border-radius: 4px; overflow: hidden; background: #032a36; aspect-ratio: 3 / 2; align-self: start; }
.cfg__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cfg__img--b { opacity: var(--k, 0); }
.cfg__badge { position: absolute; top: 14px; left: 14px; padding: 7px 10px; border-radius: 3px; background: var(--gold); color: var(--asphalt); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.cfg__aspect { position: absolute; left: 14px; bottom: 12px; margin: 0; font-size: 13px; color: rgba(255,255,255,.85); text-shadow: 0 1px 8px rgba(0,0,0,.6); }
.cfg__kicker { margin: 0; color: var(--gold); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; }
.cfg__title { margin: 6px 0 8px; font-size: clamp(1.25rem, 2vw, 1.6rem); line-height: 1.15; }
.cfg__lead { margin: 0 0 14px; color: rgba(255,255,255,.72); font-size: 14.5px; }
.cfg__row { display: grid; grid-template-columns: 1fr auto; gap: 6px 12px; align-items: baseline; padding: 10px 0; border-top: 1px solid var(--line-dark); font-size: 14px; }
.cfg__row em { font-style: normal; color: rgba(255,255,255,.4); font-size: 10.5px; margin-left: 6px; }
.cfg__row output { font: 600 15px/1 var(--mono); color: var(--gold-200); }
.cfg__row input { grid-column: 1 / -1; width: 100%; accent-color: var(--gold); cursor: pointer; }
.cfg__out { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; margin: 12px 0 18px; padding-top: 12px; border-top: 1px solid var(--line-dark); }
.cfg__out dt { font: 500 10.5px/1.4 var(--mono); text-transform: uppercase; letter-spacing: .1em; color: rgba(255,255,255,.5); }
.cfg__out dd { margin: 2px 0 0; font-weight: 600; font-size: 14.5px; }
@media (max-width: 860px) { .cfg { grid-template-columns: 1fr; } }

/* ---------- produtos: destaques e tabela técnica ---------- */
.specs { grid-column: 1 / -1; display: grid; gap: 16px; margin-top: 4px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line-dark); border-radius: 6px; overflow: hidden; }
.stat { padding: 16px 18px; display: grid; gap: 4px; background: rgba(255,255,255,.03); }
.stat + .stat { border-left: 1px solid var(--line-dark); }
.stat b { font-size: clamp(1.4rem, 2.4vw, 2rem); font-weight: 700; color: var(--gold-200); letter-spacing: -.02em; line-height: 1; }
.stat span { font-size: 13px; color: rgba(255,255,255,.65); }
.specs__table { overflow-x: auto; }
.spec--wide { width: 100%; }
.spec--wide td:first-child { color: rgba(255,255,255,.85); }
.specs__src { margin: 0; font-size: 11px; color: rgba(255,255,255,.45); letter-spacing: .04em; }
@media (max-width: 640px) { .stats { grid-template-columns: 1fr; } .stat + .stat { border-left: 0; border-top: 1px solid var(--line-dark); } }
.spec--wide { margin-top: 0; }
.spec--wide td:nth-child(n+2) { color: #fff; }