/* =========================================================
   Eco Pulse — site institucional (B2B)
   ========================================================= */
:root {
  --navy: #063E70;
  --navy-deep: #042B4F;
  --navy-ink: #031E38;
  --green: #207641;
  --green-hover: #1A6436;
  --green-bright: #4CC27A;
  --green-soft: #E5F2EA;
  --bg: #F4F5F2;
  --surface: #FFFFFF;
  --text: #0E1421;
  --text-2: #4A5568;
  --text-inv: #F2F6FA;
  --text-inv-2: #A9BDD1;
  --line: #DCE2E9;
  --line-dark: rgba(255, 255, 255, 0.12);
  --font-display: "Poppins", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --container: 1180px;
  --radius: 14px;
  --radius-btn: 10px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --shadow: 0 1px 2px rgba(6, 62, 112, 0.04), 0 8px 24px rgba(6, 62, 112, 0.06);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; font-family: var(--font-body); font-size: 1.0625rem; line-height: 1.65;
  color: var(--text); background: var(--bg); overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.14; margin: 0; letter-spacing: -0.018em; font-weight: 700; }
p { margin: 0; }
::selection { background: var(--green-bright); color: var(--navy-ink); }
:focus-visible { outline: 3px solid var(--green-bright); outline-offset: 3px; border-radius: 6px; }

.container { max-width: var(--container); margin-inline: auto; padding-inline: 1.5rem; }
.section { padding: clamp(4.5rem, 9vw, 7.5rem) 0; }

.skip-link {
  position: absolute; left: 1rem; top: -60px; z-index: 100;
  background: var(--green); color: #fff; padding: .6rem 1rem; border-radius: 10px; text-decoration: none; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

.eyebrow {
  display: flex; align-items: center; gap: .7rem;
  font-family: var(--font-body); font-weight: 600; font-size: .78rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--green); margin-bottom: 1rem;
}
.eyebrow-n { font-family: var(--font-display); color: var(--text-2); letter-spacing: .04em; padding-right: .7rem; border-right: 1px solid currentColor; opacity: .7; }
.eyebrow-light { color: var(--green-bright); }
.eyebrow-light .eyebrow-n { color: var(--text-inv-2); }
.lead { font-size: clamp(1.05rem, 1.5vw, 1.18rem); color: var(--text-2); max-width: 44rem; margin-top: 1.1rem; }
.section-head { margin-bottom: clamp(2.6rem, 5vw, 3.8rem); }
.section-head h2 { font-size: clamp(1.85rem, 3.6vw, 2.8rem); color: var(--navy); max-width: 24ch; }

/* Marca-texto "seleção" (acompanha quebra de linha) */
mark {
  --mark-color: rgba(76, 194, 122, 0.32);
  color: inherit; background-color: transparent;
  background-image: linear-gradient(var(--mark-color), var(--mark-color));
  background-repeat: no-repeat; background-position: 0 88%; background-size: 0% 34%;
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
  transition: background-size .8s var(--ease);
}
.reveal.is-visible mark { background-size: 100% 34%; transition-delay: .35s; }

/* Botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-family: var(--font-body); font-weight: 600; font-size: .98rem; letter-spacing: .005em;
  padding: .95rem 1.4rem; border-radius: var(--radius-btn); border: 1.5px solid transparent;
  text-decoration: none; cursor: pointer; line-height: 1;
  transition: transform .25s var(--ease), background-color .25s, color .25s, border-color .25s, box-shadow .25s;
}
.btn svg { width: 1.15rem; height: 1.15rem; fill: currentColor; }
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: none; }
.btn-wa, .btn-green { background: var(--green); color: #fff; box-shadow: 0 6px 18px rgba(32, 118, 65, .28); }
.btn-wa:hover, .btn-green:hover { background: var(--green-hover); }
.btn-ghost { border-color: rgba(255, 255, 255, .4); color: #fff; }
.btn-ghost:hover { border-color: #fff; background: rgba(255, 255, 255, .07); }
.btn-light { background: #fff; color: var(--green); }
.btn-light:hover { background: #F1FAF4; }
.btn-block { width: 100%; }

/* =========================================================
   NAVBAR
   ========================================================= */
.nav { position: fixed; inset: 0 0 auto; z-index: 50; border-bottom: 1px solid transparent; transition: background-color .35s var(--ease), box-shadow .35s, border-color .35s; }
.nav.is-scrolled {
  background: rgba(255, 255, 255, .9);
  backdrop-filter: blur(4px) saturate(1.4); -webkit-backdrop-filter: blur(4px) saturate(1.4);
  border-bottom-color: var(--line); box-shadow: 0 4px 20px rgba(6, 62, 112, .06);
}
.nav-progress {
  position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--green), var(--green-bright));
  transform-origin: left; transform: scaleX(0);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.nav-logo { position: relative; z-index: 2; display: block; width: 158px; height: 38px; }
.nav-logo picture, .nav-logo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
/* sobre a hero (escura) a logo é branca; ao rolar, vira preta */
.logo-light { transition: opacity .35s; }
.logo-color { opacity: 0; transition: opacity .35s; }
.nav.is-scrolled .logo-light { opacity: 0; }
.nav.is-scrolled .logo-color { opacity: 1; }
.nav-links { display: flex; align-items: center; gap: 1.8rem; }
.nav-links a:not(.btn) { color: #fff; text-decoration: none; font-weight: 500; font-size: .93rem; position: relative; transition: color .3s; }
.nav-links a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--green-bright);
  transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.nav-links a:not(.btn):hover { color: var(--green-bright); }
.nav.is-scrolled .nav-links a:not(.btn):hover { color: var(--green); }
.nav-links a:not(.btn):hover::after { transform: scaleX(1); }
.nav.is-scrolled .nav-links a:not(.btn) { color: var(--navy); }
.nav-cta { padding: .72rem 1.05rem; font-size: .9rem; }
.nav-toggle { display: none; }

@media (max-width: 940px) {
  .nav-toggle {
    display: flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 46px; height: 46px; border: 0; background: transparent; cursor: pointer; padding: 10px; z-index: 2;
  }
  .nav-toggle span { display: block; height: 2px; background: #fff; border-radius: 2px; transition: transform .35s var(--ease), opacity .2s, background-color .3s; }
  .nav.is-scrolled .nav-toggle span { background: var(--navy); }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-links {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 1.5rem;
    background: var(--navy-ink); opacity: 0; visibility: hidden; transition: opacity .35s var(--ease), visibility .35s;
  }
  .nav-links.is-open { opacity: 1; visibility: visible; }
  .nav-links a:not(.btn), .nav.is-scrolled .nav-links a:not(.btn) { color: #fff; font-family: var(--font-display); font-size: 1.45rem; }
  .nav-cta { margin-top: 1rem; padding: 1rem 1.5rem; font-size: 1rem; }
}
body.menu-open { overflow: hidden; }
/* backdrop-filter cria containing block para filhos fixed: desligar com o menu aberto */
body.menu-open .nav, body.menu-open .nav.is-scrolled { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--navy-ink); border-bottom-color: transparent; box-shadow: none; }
body.menu-open .nav .nav-toggle span { background: #fff; }
body.menu-open .nav .logo-light { opacity: 1; }
body.menu-open .nav .logo-color { opacity: 0; }

/* =========================================================
   HERO — editorial corporativo
   ========================================================= */
.hero {
  position: relative; overflow: clip; isolation: isolate; color: #fff; background: var(--navy-ink);
  min-height: min(100svh, 960px); display: flex; flex-direction: column; justify-content: flex-end;
  padding: calc(76px + clamp(2.5rem, 6vw, 4.5rem)) 0 clamp(2rem, 4vw, 3rem);
}
/* camada de fundo: hoje um degradê da marca; depois recebe <video> ou <img> */
.hero-media {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(ellipse 55% 60% at 82% 18%, rgba(32, 118, 65, .35), transparent 70%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 45%, var(--navy-ink) 100%);
}
.hero-media > video, .hero-media > img { width: 100%; height: 100%; object-fit: cover; }
.hero-shade {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, rgba(3, 30, 56, .6) 0%, rgba(3, 30, 56, .2) 38%, rgba(3, 30, 56, .88) 100%);
}
.hero .container { position: relative; }
.hero-eyebrow { color: var(--green); margin-bottom: clamp(1.4rem, 3vw, 2rem); }
.hero-title {
  font-size: clamp(3rem, 7.6vw, 7rem); font-weight: 700; line-height: .95; letter-spacing: -0.045em;
  color: #fff;
}
.hero-top { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 2rem clamp(2.5rem, 6vw, 5.5rem); align-items: end; }

.hero-lower { padding-bottom: .9rem; max-width: 34rem; }
.hero-top .hero-ctas { grid-column: 2; margin-top: -.4rem; }
.hero-second { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.4rem, 2.3vw, 1.95rem); line-height: 1.15; letter-spacing: -0.02em; color: #fff; }
.hero-second span { color: var(--green-bright); }
.hero-sub { margin-top: .9rem; font-size: clamp(1rem, 1.3vw, 1.08rem); color: var(--text-inv-2); }
.hero-sub strong { color: #fff; font-weight: 600; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: .75rem; }
.btn-outline { border-color: var(--navy); color: var(--navy); background: transparent; }
.btn-outline:hover { background: var(--navy); color: #fff; }
.hero .btn-outline { border-color: rgba(255, 255, 255, .5); color: #fff; }
.hero .btn-outline:hover { background: #fff; border-color: #fff; color: var(--navy); }
.btn-outline span { transition: transform .3s var(--ease); }
.btn-outline:hover span { transform: translateX(4px); }

/* régua das etapas */
.ruler {
  --fill: 0;
  position: relative; list-style: none; margin: clamp(3rem, 7vw, 5rem) 0 0; padding: 2.2rem 0 0;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; border-top: 1px solid rgba(255, 255, 255, .18);
}
.ruler::before {
  content: ""; position: absolute; left: 0; top: -1px; height: 3px; width: 100%;
  background: linear-gradient(90deg, var(--green), var(--green-bright));
  transform-origin: left; transform: scaleX(0); animation: ruler-fill 2.4s var(--ease) 1.2s forwards;
}
@keyframes ruler-fill { to { transform: scaleX(1); } }
@keyframes ruler-fill-y { to { transform: scaleY(1); } }
.ruler li { position: relative; display: grid; gap: .25rem; }
.r-dot {
  position: absolute; top: calc(-2.2rem - 8px); left: 0; width: 15px; height: 15px; border-radius: 50%;
  background: var(--navy-ink); border: 3px solid rgba(255, 255, 255, .35); transform: scale(.6);
  animation: dot-on .5s var(--ease) forwards;
}
.ruler li:nth-child(1) .r-dot { animation-delay: 1.25s; }
.ruler li:nth-child(2) .r-dot { animation-delay: 1.7s; }
.ruler li:nth-child(3) .r-dot { animation-delay: 2.15s; }
.ruler li:nth-child(4) .r-dot { animation-delay: 2.6s; }
.ruler li:nth-child(5) .r-dot { animation-delay: 3.05s; }
@keyframes dot-on { to { transform: scale(1); background: var(--green-bright); border-color: var(--green); } }
.ruler b { font-family: var(--font-display); font-weight: 600; font-size: 1.02rem; color: #fff; }
.ruler small { font-size: .86rem; color: var(--text-inv-2); line-height: 1.45; }
.ruler-loop {
  display: inline-flex; align-items: center; gap: .45rem; margin-top: 1.6rem;
  font-weight: 600; font-size: .9rem; color: var(--green-bright); text-decoration: none;
}
.ruler-loop span { display: inline-block; font-size: 1.15rem; transition: transform .5s var(--ease); }
.ruler-loop:hover span { transform: rotate(-180deg); }

@keyframes hero-in { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.hero-eyebrow { animation: hero-in .7s var(--ease) .02s backwards; }
.hero-title { animation: hero-in .8s var(--ease) .1s backwards; }
.hero-lower { animation: hero-in .8s var(--ease) .55s backwards; }
.ruler li { animation: hero-in .7s var(--ease) backwards; }
.ruler li:nth-child(1) { animation-delay: 1.1s; }
.ruler li:nth-child(2) { animation-delay: 1.55s; }
.ruler li:nth-child(3) { animation-delay: 2s; }
.ruler li:nth-child(4) { animation-delay: 2.45s; }
.ruler li:nth-child(5) { animation-delay: 2.9s; }
.ruler-loop { animation: hero-in .7s var(--ease) 3.4s backwards; }

/* =========================================================
   SERVIÇOS
   ========================================================= */
.services { background: var(--surface); }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.pillar {
  position: relative; background: var(--surface); border-radius: var(--radius); padding: 2.2rem 2rem 2rem;
  border: 1px solid var(--line); box-shadow: var(--shadow); display: flex; flex-direction: column;
  transition: transform .4s var(--ease), box-shadow .4s, border-color .4s;
}
.pillar:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(6, 62, 112, .12); border-color: rgba(32, 118, 65, .35); }
.pillar-num { position: absolute; top: 1.5rem; right: 1.6rem; font-family: var(--font-display); font-weight: 700; font-size: .85rem; color: var(--text-2); letter-spacing: .08em; }
.pillar-icon { width: 46px; height: 46px; fill: none; stroke: var(--green); stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 1.4rem; }
.pillar h3 { font-size: 1.32rem; color: var(--navy); margin-bottom: .8rem; }
.pillar > p { color: var(--text-2); font-size: 1rem; }
.checks { list-style: none; padding: 1.4rem 0 0; margin: 1.4rem 0 0; display: grid; gap: .55rem; border-top: 1px solid var(--line); }
.checks li { position: relative; padding-left: 1.7rem; font-size: .95rem; font-weight: 500; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: .25em; width: 1.05rem; height: 1.05rem; border-radius: 50%;
  background: var(--green-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.5l2.5 2.5L12 5.5' fill='none' stroke='%23207641' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/80% no-repeat;
}
.pillar-hl { background: var(--navy); border-color: var(--navy); color: #fff; }
.pillar-hl h3 { color: #fff; }
.pillar-hl > p { color: var(--text-inv-2); }
.pillar-hl .pillar-num { color: var(--text-inv-2); }
.pillar-hl .pillar-icon { stroke: var(--green-bright); }
.pillar-hl .checks { border-top-color: var(--line-dark); }
.pillar-hl .checks li::before { background-color: rgba(76, 194, 122, .2); }
.pillar-link { margin-top: auto; padding-top: 1.6rem; color: var(--green-bright); font-weight: 600; text-decoration: none; }
.pillar-link span { display: inline-block; transition: transform .3s var(--ease); }
.pillar-link:hover span { transform: translateX(5px); }

/* =========================================================
   PÓS-VENDA — anel do ciclo
   ========================================================= */
.aftersale { background: linear-gradient(180deg, var(--navy-deep), var(--navy-ink)); color: #fff; position: relative; overflow: clip; }
.aftersale .section-head h2 { color: #fff; }
.aftersale .lead { color: var(--text-inv-2); }
.aftersale mark { --mark-color: rgba(76, 194, 122, .42); }
.cycle { display: grid; grid-template-columns: minmax(0, 440px) 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.cycle-ring { position: relative; margin: 0; width: 100%; max-width: 440px; justify-self: center; }
.cycle-ring svg { width: 100%; height: auto; overflow: visible; }
.ring-bg { fill: none; stroke: rgba(255, 255, 255, .1); stroke-width: 14; }
.ring-air { fill: none; stroke: var(--green-bright); stroke-width: 6; stroke-linecap: round; stroke-dasharray: 1000; stroke-dashoffset: 1000; }
.ring-node circle { fill: var(--navy-ink); stroke: rgba(255, 255, 255, .25); stroke-width: 3; transition: fill .4s, stroke .4s; }
.ring-node text { font-family: var(--font-display); font-weight: 700; font-size: 18px; fill: var(--text-inv-2); text-anchor: middle; dominant-baseline: central; transition: fill .4s; }
.ring-node.lit circle { fill: var(--green-bright); stroke: var(--green-bright); }
.ring-node.lit text { fill: var(--navy-ink); }
.ring-center { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; pointer-events: none; }
.ring-big { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.8rem, 3.6vw, 2.6rem); color: #fff; line-height: 1; }
.ring-small { color: var(--text-inv-2); font-size: .95rem; margin-top: .5rem; max-width: 12rem; }
.cycle-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.cycle-item { display: flex; gap: 1rem; padding: 1.2rem 1.25rem; border-radius: 12px; border: 1px solid var(--line-dark); background: rgba(255, 255, 255, .03); opacity: .5; transition: opacity .5s var(--ease), border-color .5s, background-color .5s; }
.cycle-item.lit { opacity: 1; border-color: rgba(76, 194, 122, .45); background: rgba(76, 194, 122, .06); }
.ci-n { flex: none; width: 2rem; height: 2rem; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-display); font-weight: 700; font-size: .9rem; background: rgba(255, 255, 255, .08); color: var(--text-inv-2); transition: background-color .4s, color .4s; }
.cycle-item.lit .ci-n { background: var(--green-bright); color: var(--navy-ink); }
.cycle-item h3 { font-size: 1.05rem; margin-bottom: .25rem; }
.cycle-item p { font-size: .92rem; color: var(--text-inv-2); line-height: 1.5; }

/* =========================================================
   MANUTENÇÃO
   ========================================================= */
.maint { background: var(--surface); }
.maint-tabs {
  position: relative; display: inline-grid; grid-template-columns: repeat(3, 1fr); padding: 5px; border-radius: 12px;
  background: var(--bg); border: 1px solid var(--line); margin-bottom: 2.6rem;
}
.tab {
  position: relative; z-index: 1; border: 0; background: transparent; color: var(--text-2); cursor: pointer;
  font-family: var(--font-body); font-weight: 600; font-size: .98rem; padding: .8rem 1.6rem; border-radius: 9px; transition: color .3s; white-space: nowrap;
}
.tab.is-active { color: #fff; }
.tab-ink { position: absolute; top: 5px; bottom: 5px; left: 5px; width: calc((100% - 10px) / 3); border-radius: 9px; background: var(--navy); transition: transform .45s var(--ease); }
.maint-tabs[data-active="1"] .tab-ink { transform: translateX(100%); }
.maint-tabs[data-active="2"] .tab-ink { transform: translateX(200%); }
.panel { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.panel[hidden] { display: none; }
.panel.is-active { animation: panel-in .55s var(--ease); }
@keyframes panel-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.panel-intro h3 { font-size: clamp(1.45rem, 2.4vw, 1.9rem); margin-bottom: 1rem; color: var(--navy); }
.panel-intro p { color: var(--text-2); margin-bottom: 1.8rem; }
.steps { list-style: none; counter-reset: s; padding: 0; margin: 0; display: grid; border: 1px solid var(--line); border-radius: var(--radius); overflow: clip; }
.steps li { counter-increment: s; position: relative; display: grid; gap: .1rem; padding: 1.05rem 1.3rem 1.05rem 4rem; border-top: 1px solid var(--line); background: var(--surface); }
.steps li:first-child { border-top: 0; }
.steps li::before { content: counter(s, decimal-leading-zero); position: absolute; left: 1.3rem; top: 1.05rem; font-family: var(--font-display); font-weight: 700; color: var(--green); font-size: 1rem; }
.steps b { font-family: var(--font-display); font-weight: 600; font-size: 1.02rem; color: var(--navy); }
.steps span { color: var(--text-2); font-size: .94rem; }
.symptoms { margin-top: clamp(3rem, 6vw, 4.5rem); padding: 1.8rem; border-radius: var(--radius); background: var(--bg); border: 1px solid var(--line); }
.symptoms-title { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; margin-bottom: 1.1rem; color: var(--navy); }
.symptoms ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .55rem; }
.symptoms li { padding: .5rem .9rem; border-radius: 8px; background: var(--surface); border: 1px solid var(--line); font-size: .92rem; }

/* =========================================================
   SISTEMA — tubulação que se desenha
   ========================================================= */
.system { background: var(--bg); }
.pipe { position: relative; display: grid; grid-template-columns: 120px 1fr; }
.pipe-svg { grid-column: 1; grid-row: 1; width: 120px; height: 100%; overflow: visible; }
.pipe-bg, .pipe-air { fill: none; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.pipe-bg { stroke: #D3DCE6; stroke-width: 16; }
.pipe-air { stroke: var(--green); stroke-width: 8; stroke-dasharray: 1000; stroke-dashoffset: 1000; }
.pipe-steps { grid-column: 1 / -1; grid-row: 1; list-style: none; margin: 0; padding: 0; display: grid; grid-auto-rows: 1fr; }
.pipe-step { position: relative; display: flex; align-items: center; padding: 1rem 0 1rem 140px; min-height: 180px; }
.node { position: absolute; left: 60px; top: 50%; width: 28px; height: 28px; margin: -14px 0 0 -14px; border-radius: 50%; background: var(--bg); border: 4px solid #C2CEDA; transition: border-color .4s, background-color .4s, transform .4s var(--ease), box-shadow .4s; }
.pipe-step.lit .node { border-color: var(--green); background: var(--green-bright); transform: scale(1.1); box-shadow: 0 0 0 8px rgba(76, 194, 122, .18); }
.pipe-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.45rem 1.7rem; max-width: 640px; box-shadow: var(--shadow); opacity: .45; transform: translateX(14px); transition: opacity .5s var(--ease), transform .5s var(--ease), border-color .5s; }
.pipe-step.lit .pipe-card { opacity: 1; transform: none; border-color: rgba(32, 118, 65, .3); }
.pipe-k { font-weight: 600; font-size: .75rem; letter-spacing: .16em; text-transform: uppercase; color: var(--green); margin-bottom: .35rem; }
.pipe-card h3 { font-size: 1.2rem; color: var(--navy); margin-bottom: .45rem; }
.pipe-card p:last-child { color: var(--text-2); font-size: .97rem; }

/* =========================================================
   CALCULADORA
   ========================================================= */
.calc { background: var(--navy); color: #fff; position: relative; overflow: clip; }
.calc::before { content: ""; position: absolute; width: 640px; height: 640px; right: -220px; top: -220px; border-radius: 50%; background: radial-gradient(circle, rgba(76, 194, 122, .18), transparent 65%); pointer-events: none; }
.calc-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 2rem clamp(2rem, 5vw, 4rem); }
.calc .section-head { grid-column: 1 / -1; margin-bottom: .5rem; }
.calc .section-head h2 { color: #fff; }
.calc .lead { color: var(--text-inv-2); }
.calc mark { --mark-color: rgba(76, 194, 122, .42); }
.calc-form { display: grid; gap: 1.6rem; align-content: start; }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
legend, .field label { display: flex; justify-content: space-between; font-weight: 600; font-size: .93rem; margin-bottom: .65rem; padding: 0; width: 100%; }
.calc .field label output { color: var(--green-bright); font-variant-numeric: tabular-nums; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips label { position: relative; cursor: pointer; }
.chips input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.chips span { display: block; padding: .6rem 1.05rem; border-radius: 8px; border: 1px solid rgba(255, 255, 255, .25); font-weight: 500; font-size: .94rem; transition: background-color .25s, border-color .25s, color .25s; }
.chips input:checked + span { background: var(--green-bright); border-color: var(--green-bright); color: var(--navy-ink); font-weight: 600; }
.chips input:focus-visible + span { outline: 3px solid #fff; outline-offset: 2px; }
input[type="range"] { width: 100%; accent-color: var(--green-bright); height: 28px; }
.calc input[type="text"] { width: 100%; max-width: 200px; padding: .8rem 1rem; border-radius: 10px; border: 1px solid rgba(255, 255, 255, .25); background: rgba(255, 255, 255, .06); color: #fff; font: 600 1.05rem var(--font-body); }
.calc-result { background: var(--surface); color: var(--text); border-radius: 18px; padding: clamp(1.8rem, 4vw, 2.5rem); box-shadow: 0 30px 60px rgba(0, 0, 0, .25); align-self: start; }
.res-label { font-weight: 600; color: var(--text-2); }
.res-value { font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem, 4.6vw, 3.6rem); color: #B42318; letter-spacing: -0.02em; line-height: 1.1; margin: .3rem 0 1.4rem; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.res-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 0 0 1.8rem; }
.res-meta div { background: var(--bg); border-radius: 10px; padding: .9rem 1rem; }
.res-meta dt { font-size: .82rem; color: var(--text-2); }
.res-meta dd { margin: .15rem 0 0; font-family: var(--font-display); font-weight: 600; color: var(--navy); font-variant-numeric: tabular-nums; }
.res-note { font-size: .82rem; color: var(--text-2); margin-top: 1.2rem; }
.calc-result .btn { width: 100%; }

/* =========================================================
   OUTROS SERVIÇOS
   ========================================================= */
.more { background: var(--surface); }
.more-grid { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); border-radius: var(--radius); overflow: clip; }
.more-card { padding: 1.8rem 1.6rem; border-left: 1px solid var(--line); }
.more-card:first-child { border-left: 0; }
.more-card h3 { font-size: 1.08rem; color: var(--navy); margin-bottom: .55rem; }
.more-card p { font-size: .94rem; color: var(--text-2); }

/* =========================================================
   COMPROMISSO
   ========================================================= */
.quote { background: var(--green); color: #fff; padding: clamp(3.5rem, 7vw, 5.5rem) 0; }
.quote-grid { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.quote-text { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.4rem, 3vw, 2.15rem); line-height: 1.3; max-width: 28em; }
.quote-text span { color: #D4F5E0; }
.quote .btn { flex: none; }

/* =========================================================
   DÚVIDAS
   ========================================================= */
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.faq .section-head { margin-bottom: 0; position: sticky; top: 110px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 1rem; align-items: center;
  padding: 1.25rem .2rem; font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; color: var(--navy);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: ""; flex: none; width: 1.6rem; height: 1.6rem; border-radius: 50%; border: 1.5px solid var(--line);
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M8 3v10M3 8h10' stroke='%23063E70' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E") center/55% no-repeat;
  transition: transform .35s var(--ease), background-color .3s;
}
.faq-list details[open] summary::after { transform: rotate(45deg); background-color: var(--green-soft); }
.faq-list summary:hover { color: var(--green); }
.faq-list details p { padding: 0 2.6rem 1.4rem .2rem; color: var(--text-2); }

/* =========================================================
   CONTATO
   ========================================================= */
.contact { background: var(--surface); border-top: 1px solid var(--line); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
.contact h2 { font-size: clamp(1.85rem, 3.6vw, 2.6rem); color: var(--navy); }
.contact-list { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 1rem; }
.contact-list li { display: grid; grid-template-columns: 110px 1fr; gap: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
.contact-list span { font-size: .8rem; font-weight: 600; color: var(--text-2); text-transform: uppercase; letter-spacing: .08em; padding-top: .2rem; }
.contact-list a { color: var(--navy); font-weight: 600; text-decoration: none; }
.contact-list a:hover { color: var(--green); }
.contact-form { background: var(--bg); border: 1px solid var(--line); border-radius: 18px; padding: clamp(1.6rem, 4vw, 2.3rem); display: grid; gap: 1.1rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-form label { color: var(--navy); }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; padding: .85rem 1rem; border-radius: 10px; border: 1px solid var(--line); background: var(--surface);
  font: 400 1rem var(--font-body); color: var(--text); transition: border-color .25s, box-shadow .25s;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 4px rgba(32, 118, 65, .14); }
.contact-form textarea { resize: vertical; }
.form-error { color: #B42318; font-size: .92rem; font-weight: 500; }
.form-note { font-size: .82rem; color: var(--text-2); text-align: center; }

/* =========================================================
   FOOTER + CTA MOBILE
   ========================================================= */
.footer { background: var(--navy-ink); color: var(--text-inv-2); padding: 4rem 0 0; font-size: .94rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 3rem; }
.footer-logo { width: 180px; height: auto; margin-bottom: 1rem; }
.footer-brand p { max-width: 22rem; }
.footer-col { display: grid; gap: .55rem; align-content: start; }
.footer-h { font-family: var(--font-display); font-weight: 600; color: #fff; margin-bottom: .3rem; }
.footer-col a { text-decoration: none; transition: color .25s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid var(--line-dark); padding-top: 1.4rem; padding-bottom: 5.5rem; font-size: .84rem; opacity: .8; }

.mobile-cta {
  position: fixed; left: 1rem; right: 1rem; bottom: 1rem; z-index: 40; display: none;
  align-items: center; justify-content: center; gap: .6rem; padding: 1rem; border-radius: 12px;
  background: var(--green); color: #fff; font-weight: 600; text-decoration: none;
  box-shadow: 0 12px 30px rgba(3, 30, 56, .35); transition: transform .4s var(--ease), opacity .4s;
}
.mobile-cta svg { width: 1.2rem; height: 1.2rem; fill: currentColor; }
.mobile-cta.is-hidden { transform: translateY(140%); opacity: 0; }

/* =========================================================
   REVEAL
   ========================================================= */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.pillars .reveal:nth-child(2), .more-grid .reveal:nth-child(2) { transition-delay: .1s; }
.pillars .reveal:nth-child(3), .more-grid .reveal:nth-child(3) { transition-delay: .2s; }
.more-grid .reveal:nth-child(4) { transition-delay: .3s; }
.no-js .reveal { opacity: 1; transform: none; }

/* =========================================================
   RESPONSIVO
   ========================================================= */
@media (max-width: 1024px) {
  .more-grid { grid-template-columns: repeat(2, 1fr); }
  .more-card:nth-child(3) { border-left: 0; }
  .more-card:nth-child(n+3) { border-top: 1px solid var(--line); }
  .cycle { grid-template-columns: 1fr; }
  .cycle-ring { max-width: 360px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 940px) {
  .hero-top { grid-template-columns: 1fr; }
  .hero-top .hero-ctas { grid-column: 1; margin-top: 0; }
  .hero-lower { max-width: 40rem; }
  .pillars { grid-template-columns: 1fr; }
  .panel { grid-template-columns: 1fr; }
  .calc-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .faq .section-head { position: static; }
  .contact-grid { grid-template-columns: 1fr; }
  .quote-grid { flex-direction: column; align-items: flex-start; }
  .mobile-cta { display: flex; }
}
@media (max-width: 600px) {
  .hero-ctas { flex-direction: column; }
  .ruler { grid-template-columns: 1fr; gap: 1.1rem; padding: 0 0 0 1.8rem; border-top: 0; border-left: 1px solid rgba(255, 255, 255, .18); margin-top: 2.5rem; }
  .ruler::before { top: 0; left: -1px; width: 3px; height: 100%; transform-origin: top; transform: scaleY(0); animation-name: ruler-fill-y; }
  .r-dot { top: .3rem; left: calc(-1.8rem - 8px); }
  body { font-size: 1rem; }
  .cycle-list { grid-template-columns: 1fr; }
  .cycle-ring { max-width: 300px; }
  .pipe { grid-template-columns: 64px 1fr; }
  .pipe-svg { width: 64px; }
  .node { left: 32px; width: 24px; height: 24px; margin: -12px 0 0 -12px; }
  .pipe-step { padding-left: 76px; min-height: 0; }
  .pipe-card { padding: 1.2rem 1.25rem; }
  .more-grid { grid-template-columns: 1fr; }
  .more-card, .more-card:nth-child(3) { border-left: 0; }
  .more-card + .more-card { border-top: 1px solid var(--line); }
  .res-meta { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-list li { grid-template-columns: 1fr; gap: .2rem; }
  .maint-tabs { display: grid; width: 100%; }
  .tab { padding: .8rem .4rem; font-size: .88rem; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   REDUCED MOTION — efeito por efeito
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  mark { transition: none; background-size: 100% 34%; }
  .hero-eyebrow, .hero-title, .hero-lower, .ruler li, .ruler-loop { animation: none; }
  .ruler::before { animation: none; transform: scaleX(1); }
  .r-dot { animation: none; transform: none; background: var(--green-bright); border-color: var(--green); }
  .ring-air { stroke-dashoffset: 0; }
  .cycle-item { opacity: 1; transition: none; }
  .pipe-air { stroke-dashoffset: 0; }
  .pipe-card { opacity: 1; transform: none; transition: none; }
  .panel.is-active { animation: none; }
  .btn:hover, .pillar:hover { transform: none; }
  .tab-ink, .mobile-cta, .faq-list summary::after { transition: none; }
}

/* =========================================================
   CONVITE — GUIA DE COMPRESSORES
   ========================================================= */
.explore { background: var(--surface); position: relative; overflow: clip; }
.explore .container { position: relative; }
.explore-head { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1.5rem clamp(2rem, 5vw, 4rem); align-items: end; margin-bottom: clamp(2.4rem, 5vw, 3.4rem); }
.explore-head h2 { font-size: clamp(1.85rem, 3.6vw, 2.8rem); color: var(--navy); }
.explore .lead { margin: 0 0 1.4rem; }
.explore-side .btn span { display: inline-block; transition: transform .3s var(--ease); }
.explore-side .btn:hover span { transform: translateX(4px); }
.explore-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.explore-grid .reveal:nth-child(2) { transition-delay: .07s; }
.explore-grid .reveal:nth-child(3) { transition-delay: .14s; }
.explore-grid .reveal:nth-child(4) { transition-delay: .21s; }
.explore-grid .reveal:nth-child(5) { transition-delay: .28s; }
.explore-grid .reveal:nth-child(6) { transition-delay: .35s; }
.ex-card {
  position: relative; height: 100%; display: grid; grid-template-columns: 72px 1fr; grid-template-rows: auto 1fr; gap: .2rem 1.1rem; align-items: start;
  padding: 1.3rem 2.8rem 1.3rem 1.3rem; border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg);
  color: var(--text); text-decoration: none; transition: border-color .35s, background-color .35s, box-shadow .35s, transform .35s var(--ease);
}
.ex-card:hover { border-color: rgba(32, 118, 65, .4); background: var(--surface); box-shadow: 0 18px 40px rgba(6, 62, 112, .1); transform: translateY(-3px); }
.ex-ico { grid-row: 1 / span 2; width: 72px; height: 72px; border-radius: 12px; background: var(--navy); padding: 4px; overflow: visible; }
.ex-card b { font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; padding-top: .3rem; color: var(--navy); }
.ex-card small { color: var(--text-2); font-size: .9rem; line-height: 1.45; }
.ex-go { position: absolute; right: 1.2rem; top: 1.25rem; color: var(--green); font-weight: 600; transition: transform .3s var(--ease); }
.ex-card:hover .ex-go { transform: translateX(4px); }

/* mini-máquinas */
.x-case { fill: none; stroke: rgba(255, 255, 255, .8); stroke-width: 3; }
.x-line { fill: none; stroke: rgba(255, 255, 255, .8); stroke-width: 3; stroke-linecap: round; }
.x-fill { fill: rgba(255, 255, 255, .85); }
.x-rotor { fill: var(--navy); stroke: rgba(255, 255, 255, .8); stroke-width: 3; }
.x-dot { fill: var(--green-bright); }
.x-vane { fill: none; stroke: var(--green-bright); stroke-width: 4; stroke-linecap: round; }
.x-soft { fill: rgba(255, 255, 255, .08); }
.x-soft-c { fill: rgba(76, 194, 122, .25); }
.x-diff { fill: none; stroke: rgba(255, 255, 255, .55); stroke-width: 6; stroke-dasharray: 2 5; }
.x-volute { fill: none; stroke: rgba(255, 255, 255, .8); stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
.x-track { fill: rgba(255, 255, 255, .1); }
.x-lo { fill: var(--green-bright); }
.x-hi { fill: var(--green); transform-box: fill-box; transform-origin: left center; transform: scaleX(.22); }
.x-spin { transform-box: view-box; animation: m-spin-x 3s linear infinite paused; }
.x-fast { animation-duration: 1.2s; }
.x-o-rotor { transform-origin: 40px 47px; }
.x-o-center { transform-origin: 40px 40px; }
.x-bob { animation: x-bob 1.1s ease-in-out infinite alternate paused; }
.x-slide { animation: x-slide 1s linear infinite paused; }
.x-hi { animation: x-boost 3.2s var(--ease) infinite paused; }
.explore.is-running .x-spin, .explore.is-running .x-bob, .explore.is-running .x-slide, .explore.is-running .x-hi { animation-play-state: running; }
@keyframes m-spin-x { to { transform: rotate(360deg); } }
@keyframes x-bob { to { transform: translateY(14px); } }
@keyframes x-slide { to { transform: translateX(10px); } }
@keyframes x-boost { 0%, 15% { transform: scaleX(.22); } 55%, 85% { transform: scaleX(1); } 100% { transform: scaleX(.22); } }

/* =========================================================
   FAIXA — CONVERSOR GRATUITO
   ========================================================= */
.conv-strip { background: var(--bg); padding: clamp(2.5rem, 5vw, 3.5rem) 0; }
.conv-strip-in {
  display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 1.5rem clamp(1.5rem, 4vw, 3rem);
  background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: clamp(1.4rem, 3vw, 2rem) clamp(1.4rem, 3vw, 2.2rem); box-shadow: var(--shadow);
}
.cs-tag { display: inline-block; font-size: .74rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--green); background: var(--green-soft); padding: .25rem .6rem; border-radius: 6px; margin-bottom: .6rem; }
.cs-text h2 { font-size: clamp(1.4rem, 2.6vw, 1.85rem); color: var(--navy); }
.cs-text p:last-child { color: var(--text-2); margin-top: .35rem; font-size: .98rem; }
.cs-ticker { position: relative; width: 250px; height: 3.4rem; border-radius: 12px; background: var(--navy); overflow: hidden; }
.cs-ticker span {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; gap: .45rem; white-space: nowrap;
  font-family: var(--font-display); font-weight: 600; font-size: 1.08rem; color: #fff; font-variant-numeric: tabular-nums;
  opacity: 0; transform: translateY(100%); transition: opacity .45s var(--ease), transform .45s var(--ease);
}
.cs-ticker span.is-on { opacity: 1; transform: none; }
.cs-ticker span.is-out { opacity: 0; transform: translateY(-100%); }
.cs-ticker i { font-style: normal; color: var(--green-bright); }
.cs-btn span { display: inline-block; transition: transform .3s var(--ease); }
.cs-btn:hover span { transform: translateX(4px); }

/* =========================================================
   FAIXA — LOJA DE PEÇAS
   ========================================================= */
.shop-strip { background: var(--bg); padding: clamp(3rem, 6vw, 4.5rem) 0; border-top: 1px solid var(--line); }
.shop-strip-in { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 2rem clamp(2rem, 5vw, 4rem); align-items: center; }
.ss-text h2 { font-size: clamp(1.5rem, 2.8vw, 2.1rem); color: var(--navy); }
.ss-text h2 span { display: block; color: var(--green); }
.ss-text p:not(.cs-tag) { color: var(--text-2); margin: .8rem 0 1.4rem; max-width: 34rem; }
.ss-text .btn span { display: inline-block; transition: transform .3s var(--ease); }
.ss-text .btn:hover span { transform: translateX(4px); }
.ss-parts { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: .8rem; }
.ss-parts .reveal:nth-child(2) { transition-delay: .07s; }
.ss-parts .reveal:nth-child(3) { transition-delay: .14s; }
.ss-parts .reveal:nth-child(4) { transition-delay: .21s; }
.ss-parts a {
  display: grid; height: 100%; background: var(--surface); border-radius: 10px; overflow: clip; text-decoration: none; color: var(--text);
  box-shadow: 0 1px 2px rgba(3, 30, 56, .12); transition: box-shadow .25s, transform .25s var(--ease);
}
.ss-parts a:hover { box-shadow: 0 10px 24px rgba(3, 30, 56, .14); transform: translateY(-3px); }
.ss-parts svg { width: 100%; aspect-ratio: 1; padding: 16%; background: #F5F7F9; border-bottom: 1px solid #EEF1F4; transition: transform .4s var(--ease); }
.ss-parts span { padding: .65rem .75rem .8rem; font-size: .86rem; line-height: 1.35; }
.shop-strip .i-f { fill: #DCE5EE; stroke: var(--navy); stroke-width: 4; stroke-linejoin: round; }
.shop-strip .i-d { fill: var(--navy); }
.shop-strip .i-a { fill: var(--green); }
.shop-strip .i-w { fill: #fff; }
.shop-strip .i-l { fill: none; stroke: var(--navy); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.shop-strip .i-t { fill: none; stroke: var(--navy); stroke-width: 2; opacity: .45; }

@media (max-width: 1024px) {
  .shop-strip-in { grid-template-columns: 1fr; }
  .explore-grid { grid-template-columns: repeat(2, 1fr); }
  .conv-strip-in { grid-template-columns: 1fr auto; }
  .cs-text { grid-column: 1 / -1; }
}
@media (max-width: 760px) {
  .explore-head { grid-template-columns: 1fr; }
  .explore-grid { grid-template-columns: 1fr; }
  .conv-strip-in { grid-template-columns: 1fr; }
  .cs-ticker { width: 100%; }
  .ss-parts { grid-template-columns: repeat(2, 1fr); }
  .cs-btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .x-spin, .x-bob, .x-slide, .x-hi { animation: none; }
  .x-hi { transform: none; }
  .ex-card, .ex-go, .cs-ticker span { transition: none; }
  .ex-card:hover, .ss-parts a:hover { transform: none; }
  .ss-parts a { transition: none; }
}

.nav-links a[aria-current="page"]::after { transform: scaleX(1); }

/* =========================================================
   PÁGINAS INTERNAS — abertura escura comum
   ========================================================= */
.page-hero {
  position: relative; overflow: clip; isolation: isolate; color: #fff;
  background:
    radial-gradient(ellipse 50% 70% at 85% 10%, rgba(32, 118, 65, .32), transparent 70%),
    linear-gradient(160deg, var(--navy) 0%, var(--navy-deep) 45%, var(--navy-ink) 100%);
  padding: calc(76px + clamp(3rem, 7vw, 5.5rem)) 0 clamp(3rem, 6vw, 4.5rem);
}
.crumbs { display: flex; flex-wrap: wrap; gap: .5rem; font-size: .86rem; color: var(--text-inv-2); margin-bottom: 1.4rem; }
.crumbs a { color: var(--text-inv-2); text-decoration: none; }
.crumbs a:hover { color: #fff; }
.crumbs span[aria-hidden] { opacity: .5; }
.page-title { font-size: clamp(2.4rem, 5.6vw, 4.6rem); line-height: 1; letter-spacing: -0.04em; max-width: 16ch; animation: hero-in .8s var(--ease) .05s backwards; }
.page-title em { font-style: normal; color: var(--green-bright); }
.page-lead { margin-top: 1.3rem; max-width: 40rem; font-size: clamp(1.02rem, 1.4vw, 1.15rem); color: var(--text-inv-2); animation: hero-in .8s var(--ease) .3s backwards; }
@media (prefers-reduced-motion: reduce) { .page-title, .page-lead { animation: none; } }

/* =========================================================
   FOCO — MANUTENÇÃO PREVENTIVA E CORRETIVA (convite)
   ========================================================= */
.focus { background: var(--bg); position: relative; overflow: clip; }
.focus-head { display: grid; grid-template-columns: 1.1fr .9fr; gap: 1.5rem clamp(2rem, 5vw, 4rem); align-items: end; margin-bottom: clamp(2.4rem, 5vw, 3.4rem); }
.focus-head h2 { font-size: clamp(1.85rem, 3.6vw, 2.8rem); color: var(--navy); }
.focus .lead { margin: 0 0 1.4rem; }
.focus-side .btn span, .fc-go span, .symptoms-link span { display: inline-block; transition: transform .3s var(--ease); }
.focus-side .btn:hover span, .focus-card:hover .fc-go span, .symptoms-link:hover span { transform: translateX(4px); }
.focus-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.focus-grid .reveal:nth-child(2) { transition-delay: .12s; }
.focus-card {
  display: flex; flex-direction: column; padding: clamp(1.6rem, 3vw, 2.2rem); border-radius: 18px; text-decoration: none;
  background: var(--surface); color: var(--text); border: 1px solid var(--line); box-shadow: var(--shadow);
  transition: transform .4s var(--ease), box-shadow .4s, border-color .4s;
}
.focus-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(6, 62, 112, .12); border-color: rgba(32, 118, 65, .35); }
.fc-k { font-weight: 600; font-size: .75rem; letter-spacing: .16em; text-transform: uppercase; color: var(--green); }
.focus-card h3 { font-size: clamp(1.3rem, 2.2vw, 1.6rem); color: var(--navy); margin-top: .2rem; }
.focus-card .checks { margin-top: 1.2rem; padding-top: 1.2rem; }
.fc-go { margin-top: auto; padding-top: 1.5rem; font-weight: 600; color: var(--green); }
.fc-lane { width: 100%; height: auto; margin: 1rem 0 1.2rem; overflow: visible; }
.fc-lane text { font: 500 12px var(--font-body); fill: var(--text-2); text-anchor: middle; }
.fc-lane .fc-cap { text-anchor: start; }
.fc-base { fill: none; stroke: var(--line); stroke-width: 6; stroke-linecap: round; stroke-linejoin: round; }
.fc-line { fill: none; stroke: var(--green); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 100; stroke-dashoffset: 100; transition: stroke-dashoffset 1.6s var(--ease) .25s; }
.reveal.is-visible .fc-line { stroke-dashoffset: 0; }
.fc-dots circle, .fc-fail, .fc-fix { transform-box: fill-box; transform-origin: center; transform: scale(0); transition: transform .45s var(--ease); }
.fc-dots circle { fill: var(--green-bright); stroke: var(--surface); stroke-width: 3; }
.reveal.is-visible .fc-dots circle { transform: scale(1); }
.reveal.is-visible .fc-dots circle:nth-child(1) { transition-delay: .55s; }
.reveal.is-visible .fc-dots circle:nth-child(2) { transition-delay: .85s; }
.reveal.is-visible .fc-dots circle:nth-child(3) { transition-delay: 1.15s; }
.reveal.is-visible .fc-dots circle:nth-child(4) { transition-delay: 1.45s; }
.fc-dark { background: var(--navy); border-color: var(--navy); color: #fff; }
.fc-dark h3 { color: #fff; }
.fc-dark .fc-k, .fc-dark .fc-go { color: var(--green-bright); }
.fc-dark .checks { border-top-color: var(--line-dark); }
.fc-dark .checks li::before { background-color: rgba(76, 194, 122, .2); }
.fc-dark .fc-base { stroke: rgba(255, 255, 255, .12); }
.fc-dark .fc-line { stroke: var(--green-bright); }
.fc-dark .fc-lane text { fill: var(--text-inv-2); }
.fc-fail { fill: #F07167; stroke: var(--navy); stroke-width: 3; }
.fc-fix { fill: var(--green-bright); stroke: var(--navy); stroke-width: 3; }
.reveal.is-visible .fc-fail { transform: scale(1); transition-delay: .9s; }
.reveal.is-visible .fc-fix { transform: scale(1); transition-delay: 1.3s; }
.symptoms-link { display: inline-block; margin-top: 1.2rem; font-weight: 600; color: var(--green); text-decoration: none; }
@media (max-width: 940px) {
  .focus-head, .focus-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .fc-line { transition: none; stroke-dashoffset: 0; }
  .fc-dots circle, .fc-fail, .fc-fix { transition: none; transform: none; }
  .focus-card:hover { transform: none; }
}

/* =========================================================
   IDIOMA — seletor PT | EN
   ========================================================= */
.i18n-wait body { opacity: 0; }
body { transition: opacity .25s; }
.lang-sw { position: relative; z-index: 2; display: inline-flex; margin-left: 1.3rem; padding: 3px; border-radius: 9px; border: 1px solid rgba(255, 255, 255, .35); }
.lang-sw button {
  border: 0; background: transparent; color: #fff; cursor: pointer; font: 600 .78rem var(--font-body); letter-spacing: .06em;
  padding: .38rem .55rem; border-radius: 6px; min-width: 2.3rem; transition: background-color .25s, color .25s;
}
.lang-sw button[aria-pressed="true"] { background: #fff; color: var(--navy); }
.nav.is-scrolled .lang-sw { border-color: var(--line); }
.nav.is-scrolled .lang-sw button { color: var(--navy); }
.nav.is-scrolled .lang-sw button[aria-pressed="true"] { background: var(--navy); color: #fff; }
body.menu-open .lang-sw { border-color: rgba(255, 255, 255, .35); }
body.menu-open .lang-sw button { color: #fff; }
body.menu-open .lang-sw button[aria-pressed="true"] { background: #fff; color: var(--navy); }
@media (max-width: 940px) { .lang-sw { margin-left: auto; margin-right: .5rem; } }
@media (prefers-reduced-motion: reduce) { body { transition: none; } .lang-sw button { transition: none; } }
@media (min-width: 941px) and (max-width: 1180px) {
  .nav-links { gap: 1.15rem; }
  .nav-links a:not(.btn) { font-size: .88rem; }
  .lang-sw { margin-left: .9rem; }
}

/* =========================================================
   DESCARTE CORRETO DO ÓLEO
   ========================================================= */
.oil { background: var(--green-soft); }
.oil-grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 2.5rem clamp(2rem, 6vw, 5rem); align-items: start; }
.oil h2 { font-size: clamp(1.85rem, 3.4vw, 2.6rem); color: var(--navy); max-width: 20ch; }
.oil .cs-tag { background: var(--surface); }
.oil-fact { display: flex; align-items: center; gap: 1.1rem; margin-top: 2rem; padding: 1.2rem 1.4rem; border-radius: var(--radius); background: var(--navy); color: #fff; max-width: 30rem; }
.oil-fact svg { flex: none; width: 34px; height: 44px; fill: #1B1B1B; stroke: var(--green-bright); stroke-width: 2.5; }
.oil-fact p { font-size: 1.02rem; line-height: 1.45; color: var(--text-inv-2); }
.oil-fact b { color: #fff; font-family: var(--font-display); font-weight: 600; }
.oil-steps { position: relative; list-style: none; margin: 0; padding: 0 0 0 2.2rem; display: grid; gap: 1.4rem; border-left: 2px solid rgba(32, 118, 65, .2); }
.oil-steps::before { content: ""; position: absolute; left: -2px; top: 0; width: 2px; height: 100%; background: var(--green); transform-origin: top; transform: scaleY(0); transition: transform 1.6s var(--ease) .2s; }
.oil-steps.is-visible::before { transform: scaleY(1); }
.oil-steps li { position: relative; }
.os-dot { position: absolute; left: calc(-2.2rem - 9px); top: .2rem; width: 16px; height: 16px; border-radius: 50% 50% 50% 0; transform: rotate(-45deg) scale(.7); background: var(--green-soft); border: 3px solid rgba(32, 118, 65, .35); transition: transform .45s var(--ease), background-color .45s, border-color .45s; }
.oil-steps.is-visible .os-dot { transform: rotate(-45deg) scale(1); background: var(--green-bright); border-color: var(--green); }
.oil-steps.is-visible li:nth-child(2) .os-dot { transition-delay: .5s; }
.oil-steps.is-visible li:nth-child(3) .os-dot { transition-delay: .9s; }
.oil-steps.is-visible li:nth-child(4) .os-dot { transition-delay: 1.3s; }
.oil-steps b { display: block; font-family: var(--font-display); font-weight: 600; color: var(--navy); font-size: 1.05rem; margin-bottom: .2rem; }
.oil-steps p { color: var(--text-2); font-size: .96rem; }
.oil-also { margin-top: 1.8rem; padding: 1.2rem 1.3rem; border-radius: var(--radius); background: var(--surface); border: 1px solid rgba(32, 118, 65, .2); display: grid; gap: .6rem; font-size: .95rem; color: var(--text-2); }
.oil-also b { color: var(--text); }
@media (max-width: 940px) { .oil-grid { grid-template-columns: 1fr; } }
@media (prefers-reduced-motion: reduce) {
  .oil-steps::before { transition: none; transform: none; }
  .os-dot { transition: none; transform: rotate(-45deg); background: var(--green-bright); border-color: var(--green); }
}

/* =========================================================
   CTA FLUTUANTE — sempre leva à seção de contato (todas as larguras)
   ========================================================= */
@media (min-width: 941px) {
  .mobile-cta {
    display: flex; left: auto; right: 1.5rem; bottom: 1.5rem; padding: .85rem 1.25rem; border-radius: 99px;
    font-size: .95rem; box-shadow: 0 12px 30px rgba(3, 30, 56, .3);
  }
  .mobile-cta:hover { background: var(--green-hover); }
}