/* ==========================================================================
   CONVERGAS FUEL SYSTEMS — Design System
   HTML/CSS/JS vanilla. Dark premium. Future Mobility Engineering.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  /* Cores (briefing) */
  --bg:          #07111F;
  --bg-2:        #0D1B2A;
  --bg-3:        #102438;
  --blue-tech:   #1B4D8C;
  --blue-future: #3FA9F5;
  --accent:      #5CE1E6;
  --text:        #FFFFFF;
  --text-2:      #C2CCD9;          /* clareado vs. #A8B2C1 para passar AA sobre #07111F */
  --text-3:      #8A97A8;
  --line:        rgba(255,255,255,.08);
  --line-strong: rgba(92,225,230,.28);
  /* fundos translúcidos p/ o campo de partículas aparecer através das seções */
  --section-alt-bg: rgba(13,27,42,.5);
  --footer-bg:      rgba(13,27,42,.62);

  /* Gradientes / brilhos */
  --grad-accent: linear-gradient(135deg, var(--blue-future), var(--accent));
  --grad-deep:   linear-gradient(160deg, var(--bg-2), var(--bg));
  --glow-accent: 0 0 0 1px rgba(92,225,230,.35), 0 8px 40px rgba(63,169,245,.25);

  /* Tipografia */
  --font-head: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "DM Sans", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  /* Escala de espaçamento */
  --sp-1: .25rem;  --sp-2: .5rem;  --sp-3: .75rem; --sp-4: 1rem;
  --sp-6: 1.5rem;  --sp-8: 2rem;   --sp-12: 3rem;  --sp-16: 4rem;
  --sp-20: 5rem;   --sp-24: 6rem;  --sp-32: 8rem;

  /* Raios / sombras / containers */
  --r-sm: 8px;  --r-md: 14px;  --r-lg: 22px;  --r-pill: 999px;
  --shadow-card: 0 18px 50px -20px rgba(0,0,0,.7);
  --maxw: 1240px;
  --header-h: 76px;

  --ease: cubic-bezier(.22,.61,.36,1);
  --t-fast: .25s var(--ease);
  --t-med:  .45s var(--ease);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; overflow-x: clip; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text-2);
  line-height: 1.65;
  font-size: 1.0625rem;
  overflow-x: hidden;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Campo de partículas global — fixo, atrás de todo o conteúdo */
#bg-field {
  position: fixed; inset: 0; width: 100%; height: 100%;
  z-index: -1; pointer-events: none;
  transition: opacity .5s var(--ease);
}
/* durante a troca de aba, o campo some em fade (fica calmo atrás do vidro fosco) */
html.navigating #bg-field { opacity: 0; }

/* Marca d'água fixa e estática — ícone da chama Convergas, grande e centralizado,
   ATRÁS das partículas animadas */
body::before {
  content: ""; position: fixed; z-index: -2; pointer-events: none;
  top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: min(82vmin, 900px); aspect-ratio: 1;
  background: url(../../imagens/logo-icone.png) no-repeat center / contain;
  opacity: .08;
}
[data-theme="light"] body::before { opacity: .1; }

/* Transição de página (slide) entre as abas .html — só o conteúdo desliza,
   o fundo de partículas fica fixo */
main.page-enter { animation: page-in .5s var(--ease) both; }
main.page-leave { animation: page-out .38s var(--ease) both; }
@keyframes page-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes page-out { from { opacity: 1; transform: none; } to { opacity: 0; transform: translateX(-64px); } }
@media (prefers-reduced-motion: reduce) { main.page-enter, main.page-leave { animation: none !important; } }

/* ==========================================================================
   TELA DE CARREGAMENTO (só na troca de aba) — caminhão SVG line-art
   Visível apenas quando <html class="navigating"> está presente.
   ========================================================================== */
.loader {
  position: fixed; inset: 0; z-index: 9999; display: grid; place-items: center;
  /* fundo opaco em gradiente: cortina premium e SEM backdrop-filter (que travava na entrada) */
  background: radial-gradient(135% 105% at 50% 34%, #0c2237 0%, #08131f 52%, #04090f 100%);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .45s var(--ease), visibility .45s var(--ease);
  will-change: opacity;
}
[data-theme="light"] .loader { background: radial-gradient(135% 105% at 50% 34%, #ffffff 0%, #eef3f9 55%, #dae3ef 100%); }
html.navigating .loader { opacity: 1; visibility: visible; pointer-events: auto; }
.loader-scene { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.loader-label {
  font-family: var(--font-body); font-weight: 600; font-size: .72rem;
  letter-spacing: .3em; text-transform: uppercase; color: #5CE1E6; opacity: .85;
}
[data-theme="light"] .loader-label { color: #14708C; }
html.navigating .loader-label { animation: ldr-pulse 1.6s ease-in-out infinite; }
@keyframes ldr-pulse { 0%, 100% { opacity: .45; } 50% { opacity: 1; } }

.gauge-svg { width: clamp(118px, 22vw, 168px); height: auto; overflow: visible; color: #fff; filter: drop-shadow(0 8px 22px rgba(0,0,0,.4)); }
[data-theme="light"] .gauge-svg { color: #0B1B2E; filter: drop-shadow(0 8px 22px rgba(0,0,0,.18)); }
/* sem fade de entrada no mostrador: evita a "piscada" (base opaca x início da animação).
   A própria varredura do ponteiro + o arco preenchendo já são a entrada. */

.gauge-needle {
  transform-box: view-box; transform-origin: 100px 100px; transform: rotate(-120deg); /* repousa no zero da escala */
  will-change: transform; /* promove à GPU: ponteiro flui mesmo com a thread ocupada carregando */
  filter: drop-shadow(0 2px 3px rgba(0,0,0,.45));
}
/* arco de pressão: trilho colorido que preenche junto com o ponteiro (240° @ r=68 ≈ 284.84) */
.gauge-arc {
  stroke-dasharray: 284.84; stroke-dashoffset: 284.84;
  filter: drop-shadow(0 0 4px rgba(92,225,230,.55));
}
/* animam SÓ na CHEGADA (nav-arriving), nunca na página de saída — evita a varredura
   começar, a navegação cortar e reiniciar do zero no destino */
html.nav-arriving .gauge-needle { animation: gauge-sweep 2s cubic-bezier(.45, .05, .2, 1) both; }
html.nav-arriving .gauge-arc    { animation: gauge-fill  2s cubic-bezier(.45, .05, .2, 1) both; }
@keyframes gauge-sweep { from { transform: rotate(-120deg); } to { transform: rotate(120deg); } }
@keyframes gauge-fill  { from { stroke-dashoffset: 284.84; } to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce) {
  .gauge-needle { animation: none !important; transform: rotate(120deg); }
  .gauge-arc { animation: none !important; stroke-dashoffset: 0; }
  html.navigating .loader-label { animation: none !important; }
}

/* ===== Tela de boas-vindas (entrada no site): logo + Bem-vindo, ~2s, dark puro ===== */
.intro-loader {
  position: fixed; inset: 0; z-index: 9999;
  background: #06090e; display: grid; place-items: center;
  animation: intro-out .6s var(--ease) 2s forwards;
}
html.no-intro .intro-loader { display: none; }
.intro-inner { display: flex; flex-direction: column; align-items: center; gap: 12px; text-align: center; animation: intro-in .9s var(--ease) both; }
.intro-logo { width: 82px; height: auto; }
.intro-brand { font-family: var(--font-body); font-weight: 700; font-size: 1.7rem; color: #fff; letter-spacing: -.01em; line-height: 1; }
.intro-welcome { display: inline-grid; place-items: center; font-family: var(--font-body); font-weight: 600; font-size: .82rem; letter-spacing: .26em; text-transform: uppercase; color: #5CE1E6; }
.intro-welcome .iw-word { grid-area: 1 / 1; will-change: opacity, transform, filter; }
.iw-pt { animation: iw-leave .55s var(--ease) .95s both; }
.iw-en { opacity: 0; animation: iw-enter .55s var(--ease) 1.25s forwards; }
@keyframes iw-leave { 0% { opacity: 1; transform: none; filter: blur(0); } 100% { opacity: 0; transform: translateY(-.6em); filter: blur(3px); } }
@keyframes iw-enter { 0% { opacity: 0; transform: translateY(.6em); filter: blur(3px); } 100% { opacity: 1; transform: none; filter: blur(0); } }
@keyframes intro-in { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes intro-out { to { opacity: 0; visibility: hidden; } }
@media (prefers-reduced-motion: reduce) {
  .iw-pt { display: none; }
  .iw-en { opacity: 1; animation: none; }
}

img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul { list-style: none; padding: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ---------- Tipografia ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--text);
  line-height: 1.05;
  letter-spacing: .5px;
  text-transform: none;
}
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(2rem, 4.2vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); }
p  { max-width: 65ch; }
.eyebrow {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .8rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: .6rem;
}
.eyebrow::before {
  content: ""; width: 28px; height: 1px;
  background: var(--accent); display: inline-block;
}
.lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--text-2); }
.text-grad {
  background: var(--grad-accent);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ---------- Layout ---------- */
.container { width: min(100% - 2.5rem, var(--maxw)); margin-inline: auto; }
.section { padding: clamp(var(--sp-20), 12vh, var(--sp-32)) 0; position: relative; }
.section--alt { background: var(--section-alt-bg); }
.section-head { max-width: 720px; margin-bottom: var(--sp-12); }
.section-head h2 { margin: var(--sp-3) 0 var(--sp-4); }
.grid { display: grid; gap: var(--sp-6); }

/* Linhas técnicas / grid de fundo discreto */
/* (fundo quadriculado removido a pedido) */

/* ---------- Botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .85rem 1.5rem; border-radius: var(--r-pill);
  font-weight: 600; font-size: .98rem; letter-spacing: .01em;
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
  will-change: transform;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--grad-accent); color: #04121d; box-shadow: 0 8px 30px -8px rgba(63,169,245,.6); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 14px 44px -10px rgba(92,225,230,.7); }
.btn--ghost { color: var(--text); border: 1px solid var(--line-strong); }
.btn--ghost:hover { background: rgba(92,225,230,.08); transform: translateY(-2px); box-shadow: var(--glow-accent); }
.btn--block { width: 100%; justify-content: center; }

/* Link com underline animado */
.link-anim { position: relative; color: var(--text); font-weight: 600; }
.link-anim::after {
  content: ""; position: absolute; left: 0; bottom: -3px; height: 2px; width: 100%;
  background: var(--grad-accent); transform: scaleX(0); transform-origin: right;
  transition: transform var(--t-fast);
}
.link-anim:hover::after { transform: scaleX(1); transform-origin: left; }

/* ---------- Cards ---------- */
@property --angle { syntax: "<angle>"; initial-value: 0deg; inherits: false; }

.card {
  position: relative; isolation: isolate; background: var(--bg-3);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: var(--sp-8); overflow: hidden;
  transition: transform var(--t-med), border-color var(--t-med), box-shadow var(--t-med);
}
/* anel de gradiente girando — surge no hover */
.card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; z-index: 1;
  background: conic-gradient(from var(--angle), transparent 8%, var(--blue-future) 22%, var(--accent) 33%, transparent 50%, transparent 58%, var(--accent) 72%, var(--blue-future) 83%, transparent 96%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0; transition: opacity var(--t-med); pointer-events: none;
}
.card:hover::before { opacity: 1; }
/* brilho que segue o cursor */
.card::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; z-index: 1;
  background: radial-gradient(420px circle at var(--mx,50%) var(--my,0%), rgba(92,225,230,.12), transparent 60%);
  opacity: 0; transition: opacity var(--t-med); pointer-events: none;
}
.card:hover { transform: translateY(-6px); border-color: var(--line-strong); box-shadow: var(--shadow-card); }
.card:hover::after { opacity: 1; }
/* conteúdo acima dos pseudo-elementos */
.card > * { position: relative; z-index: 2; }

.card .ico {
  position: relative; overflow: hidden;
  width: 56px; height: 56px; border-radius: var(--r-md);
  display: grid; place-items: center; margin-bottom: var(--sp-4);
  background: rgba(63,169,245,.12); color: var(--accent);
  border: 1px solid var(--line-strong);
  transition: transform var(--t-med), background var(--t-med), color var(--t-med), border-color var(--t-med), box-shadow var(--t-med);
}
.card .ico svg { width: 26px; height: 26px; transition: transform var(--t-med); }
/* faixa de luz que cruza o ícone no hover */
.card .ico::after {
  content: ""; position: absolute; top: 0; left: -130%; width: 55%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.5), transparent);
  transform: skewX(-18deg); pointer-events: none;
}
.card:hover .ico {
  background: var(--grad-accent); color: #04121d; border-color: transparent;
  box-shadow: 0 10px 26px -10px rgba(63,169,245,.7);
  transform: translateY(-3px) rotate(-5deg);
}
.card:hover .ico svg { transform: scale(1.1); }
.card h3 { margin-bottom: var(--sp-2); transition: color var(--t-med); }
.card:hover h3 { color: var(--accent); }
.card p { color: var(--text-2); font-size: .98rem; }

@media (prefers-reduced-motion: no-preference) {
  .card:hover::before { animation: card-spin 4s linear infinite; }
  .card:hover .ico::after { animation: ico-shine .7s var(--ease); }
  /* pop do ícone quando o card entra na viewport */
  [data-stagger].in .card .ico { animation: ico-pop .6s var(--ease); }
}
@keyframes card-spin { to { --angle: 360deg; } }
@keyframes ico-shine { from { left: -130%; } to { left: 150%; } }
@keyframes ico-pop {
  0%   { transform: scale(.5);  opacity: 0; }
  60%  { transform: scale(1.08); opacity: 1; }
  100% { transform: scale(1);   opacity: 1; }
}

.badge {
  display: inline-flex; align-items: center; gap: .4rem;
  font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  padding: .35rem .7rem; border-radius: var(--r-pill);
  background: rgba(92,225,230,.12); color: var(--accent); border: 1px solid var(--line-strong);
}
.badge--dev { background: rgba(255,176,32,.12); color: #FFB020; border-color: rgba(255,176,32,.3); }

/* ==========================================================================
   HEADER
   ========================================================================== */
/* Header "suspenso": barra flutuante (ilha de vidro) com pontas arredondadas */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  padding-top: 14px; pointer-events: none;
}
.site-header .container {
  pointer-events: auto;
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-6);
  height: 60px; padding: 0 .5rem 0 1.25rem;
  background: rgba(13,27,42,.5);
  -webkit-backdrop-filter: blur(16px) saturate(140%); backdrop-filter: blur(16px) saturate(140%);
  border: 1px solid var(--line); border-radius: var(--r-pill);
  box-shadow: 0 14px 40px -18px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.04);
  transition: background var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast);
}
.site-header.scrolled .container {
  background: rgba(7,17,31,.8); border-color: var(--line-strong);
  box-shadow: 0 18px 50px -20px rgba(0,0,0,.8), inset 0 1px 0 rgba(255,255,255,.05);
}
.brand { display: flex; align-items: center; gap: .6rem; color: var(--text); }
.brand .mark { width: 40px; height: 40px; object-fit: contain; flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1; }
.brand-name { font-family: var(--font-body); font-weight: 700; font-size: 1.34rem; letter-spacing: -.01em; color: var(--text); }
.brand-tag { font-family: var(--font-body); font-weight: 600; font-size: .5rem; letter-spacing: .22em; text-transform: uppercase; color: var(--text-2); margin-top: 3px; }
.nav { display: flex; align-items: center; gap: var(--sp-8); }
.nav a { color: var(--text-2); font-size: .95rem; font-weight: 500; transition: color var(--t-fast); }
.nav a:hover { color: var(--text); }
.header-actions { display: flex; align-items: center; gap: var(--sp-3); }
/* CTAs do header mais enxutos que os do conteúdo (hero) */
.header-actions .btn { padding: .56rem 1.1rem; font-size: .9rem; }
/* "Entrar": ação secundária discreta (link com leve realce no hover) */
.header-actions .btn--login { color: var(--text-2); border-color: transparent; padding: .56rem .85rem; box-shadow: none; }
.btn--login svg { width: 16px; height: 16px; opacity: .8; }
.header-actions .btn--login:hover { color: var(--text); background: rgba(255,255,255,.06); border-color: var(--line); box-shadow: none; transform: none; }
/* "Fale com um Especialista": primário, porém refinado (sem brilho neon) */
.header-actions .btn--primary { box-shadow: 0 4px 14px -8px rgba(63,169,245,.5); }
.header-actions .btn--primary:hover { transform: translateY(-1px); box-shadow: 0 8px 22px -10px rgba(63,169,245,.55); }

/* Toggle de idioma */
.lang-toggle { display: inline-flex; border: 1px solid var(--line); border-radius: var(--r-pill); overflow: hidden; }
.lang-toggle button { padding: .35rem .7rem; font-size: .78rem; font-weight: 700; color: var(--text-3); letter-spacing: .05em; }
.lang-toggle button[aria-pressed="true"] { background: var(--grad-accent); color: #04121d; }

/* Toggle de tema (light/dark) */
.theme-toggle {
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--line); display: grid; place-items: center; color: var(--text-2);
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
}
.theme-toggle:hover { color: var(--accent); border-color: var(--line-strong); transform: translateY(-2px); }
.theme-toggle svg { width: 20px; height: 20px; }
.theme-toggle .ico-moon { display: none; }
.theme-toggle .ico-sun  { display: block; }
[data-theme="light"] .theme-toggle .ico-moon { display: block; }
[data-theme="light"] .theme-toggle .ico-sun  { display: none; }

/* Barra de progresso de scroll */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 101; background: var(--grad-accent); }

/* Menu mobile */
.nav-toggle { display: none; width: 44px; height: 44px; border-radius: var(--r-sm); }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; display: block; width: 22px; height: 2px; background: var(--text); position: relative; transition: var(--t-fast);
}
.nav-toggle span { margin: 0 auto; }
.nav-toggle span::before { position: absolute; top: -7px; }
.nav-toggle span::after  { position: absolute; top: 7px; }
body.nav-open .nav-toggle span { background: transparent; }
body.nav-open .nav-toggle span::before { transform: rotate(45deg); top: 0; }
body.nav-open .nav-toggle span::after  { transform: rotate(-45deg); top: 0; }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-start; overflow: hidden; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(48% 55% at 14% 38%, rgba(27,77,140,.28), transparent 62%),
    linear-gradient(90deg, var(--bg) 30%, rgba(7,17,31,.5) 60%, rgba(7,17,31,.2) 100%);
}
.hero .container { position: relative; z-index: 2; padding-top: var(--header-h); }
.hero-grid { display: grid; grid-template-columns: 1fr 1.2fr; align-items: center; gap: var(--sp-12); }
.hero h1 { margin: var(--sp-4) 0 var(--sp-6); }
.hero-sub { max-width: 52ch; margin: 0 0 var(--sp-5); color: var(--text-2); font-size: clamp(1rem, 1.45vw, 1.18rem); line-height: 1.55; }
.hero-static .hero-copy h1 { margin-bottom: var(--sp-3); }
.hero-video-info .hero-sub { text-shadow: 0 2px 18px rgba(0,0,0,.55); }
.hero .lead { margin-bottom: var(--sp-8); max-width: 48ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: var(--sp-4); margin-bottom: var(--sp-12); }
.hero-badges { display: flex; flex-wrap: nowrap; gap: 1.1rem; }
.hero-badges li { display: flex; align-items: center; gap: .4rem; font-size: .74rem; color: var(--text-2); white-space: nowrap; }
.hero-badges svg { width: 16px; height: 16px; color: var(--accent); flex: none; }
@media (max-width: 620px) { .hero-badges { flex-wrap: wrap; gap: .7rem 1.1rem; } }
/* Caminhão tecnológico — card invisível para não cortar os efeitos/glow ao redor */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; }
.hero-visual::before {
  content: ""; position: absolute; inset: -8% -6%; z-index: 0; pointer-events: none;
  background: radial-gradient(50% 50% at 56% 46%, rgba(63,169,245,.22), transparent 70%);
  filter: blur(8px); animation: hero-glow 6s ease-in-out infinite;
}
.hero-truck {
  position: relative; z-index: 1; width: auto; max-width: 112%; height: clamp(420px, 92svh, 1000px);
  object-fit: contain; margin-inline: auto;
  transform: scale(1.3); transform-origin: center;  /* zoom +30% (a foto tem muito espaço transparente em volta) */
  filter: drop-shadow(0 26px 44px rgba(0,0,0,.45));
  animation: hero-float 5.5s ease-in-out infinite;
}
@keyframes hero-float { 0%, 100% { transform: translateY(0) scale(1.3); } 50% { transform: translateY(-12px) scale(1.3); } }
@keyframes hero-glow  { 0%, 100% { opacity: .7; } 50% { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .hero-truck, .hero-visual::before { animation: none; } }

/* Entrada do hero mais presente ("site se formando"): texto vem da esquerda,
   caminhão vem da direita — distância maior e duração mais longa que o reveal padrão */
.hero .hero-copy[data-reveal="left"]    { transform: translateX(-82px); transition-duration: 1s; }
.hero .hero-visual[data-reveal="right"] { transform: translateX(120px) scale(.94); transition-duration: 1.15s; transition-delay: .12s; }
.hero .hero-copy.in, .hero .hero-visual.in { transform: none; }

/* ===== Hero em vídeo (desktop = paisagem, mobile = retrato) ===== */
.hero-video { display: none; }
.hero-static { display: block; }
.hero.has-video .hero-video { display: grid; }
.hero.has-video .hero-static { display: none; }
.hero.has-video::after { display: none; } /* o véu navy era só do hero estático */

.hero-video { position: relative; place-items: center; width: 100%; min-height: 100svh; background: #06090e; }
.hero-video-stage { position: relative; width: 100%; height: 100svh; overflow: hidden; }
.hero-video-el { width: 100%; height: 100%; object-fit: cover; object-position: center; display: block; }
.hv-desktop, .hv-mobile { display: none; }

.hero-video-info { position: absolute; z-index: 2; display: flex; flex-direction: column; }
/* CTAs do hero em vídeo: grupo posicionado via JS p/ o azul cobrir a marca d'água. Entrada própria. */
.hero-video .hero-cta {
  position: absolute; z-index: 4; right: 4%; bottom: 12%; /* fallback; JS reposiciona sobre a marca */
  display: flex; flex-direction: row-reverse; gap: var(--sp-3); margin: 0;
  opacity: 0; transform: translateY(24px); filter: blur(7px);
  transition: opacity 1s var(--ease), transform 1.1s var(--ease), filter 1s var(--ease);
}
.hero-video .hero-cta .btn { white-space: nowrap; }
.hero-video.revealed .hero-cta { opacity: 1; transform: none; filter: none; transition-delay: .5s; }
/* entrada cinematográfica da copy (desfoque + sobe, escalonado) */
.hero-video-info > * { opacity: 0; transform: translateY(24px); filter: blur(7px); transition: opacity 1s var(--ease), transform 1.1s var(--ease), filter 1s var(--ease); }
.hero-video.revealed .hero-video-info > * { opacity: 1; transform: none; filter: none; }
.hero-video.revealed .hero-video-info > *:nth-child(1) { transition-delay: .05s; }
.hero-video.revealed .hero-video-info > *:nth-child(2) { transition-delay: .20s; }
.hero-video.revealed .hero-video-info > *:nth-child(3) { transition-delay: .35s; }
.hero-video.revealed .hero-video-info > *:nth-child(4) { transition-delay: .50s; }

/* glow de transição no rodapé do vídeo p/ a seção de baixo (premium) */
.hero-video::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 32svh; max-height: 300px; z-index: 3; pointer-events: none;
  background:
    radial-gradient(60% 90% at 50% 122%, rgba(63,169,245,.34), transparent 68%),
    radial-gradient(120% 70% at 50% 100%, rgba(92,225,230,.10), transparent 72%),
    linear-gradient(to bottom, transparent 24%, rgba(6,9,14,.65) 72%, #06090e 100%);
}

/* Light mode: copy/botões iguais ao dark (vídeo é escuro) — sem tocar na navbar */
[data-theme="light"] .hero-video {
  --text: #FFFFFF; --text-2: #C2CCD9; --text-3: #8A97A8;
  --line: rgba(255,255,255,.08); --line-strong: rgba(92,225,230,.28);
  --accent: #5CE1E6; --blue-future: #3FA9F5;
}
[data-theme="light"] .hero-video .btn--primary { color: #04121d; }

/* Botão "Portfólio" — disfarça a marca d'água; posição via JS (segue o recorte cover) */
.hero-portfolio-btn {
  position: absolute; z-index: 4;
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  min-width: 200px; padding: .85rem 1.5rem; border-radius: var(--r-pill);
  background: rgba(9, 14, 22, .82);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  border: 1px solid var(--line-strong); color: #fff;
  font-weight: 600; font-size: .92rem; letter-spacing: .01em;
  box-shadow: 0 12px 32px -12px rgba(0,0,0,.75);
  opacity: 0; transform: translate(-50%, calc(-50% + 12px));
  transition: opacity .7s var(--ease), transform .7s var(--ease), background var(--t-fast), border-color var(--t-fast);
}
.hero-video.revealed .hero-portfolio-btn { opacity: 1; transform: translate(-50%, -50%); transition-delay: .55s; }
.hero-video.revealed .hero-portfolio-btn:hover { transform: translate(-50%, calc(-50% - 2px)); background: rgba(13,20,30,.92); border-color: var(--accent); }
.hero-portfolio-btn svg { width: 18px; height: 18px; color: var(--accent); flex: none; }
.hero-portfolio-btn .arr { width: 16px; height: 16px; color: #fff; transition: transform var(--t-fast); }
.hero-portfolio-btn:hover .arr { transform: translateX(3px); }

/* ---- Desktop (paisagem): vídeo desktop + texto no canto superior esquerdo (pose nova) ---- */
@media (min-width: 1025px) {
  .hv-desktop { display: block; }
  /* glow removido no desktop em ambos os temas (a "transição" ficava ruim) */
  .hero-video::after { display: none; }
  .hero-video-stage::before {
    content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: linear-gradient(105deg, rgba(6,9,14,.86) 0%, rgba(6,9,14,.46) 30%, transparent 56%);
  }
  .hero-video-info { left: 6%; top: 15%; width: 42%; }
  .hero-video-info h1 { margin: var(--sp-4) 0 0; }
  /* CTAs MAIORES (posição exata via JS → o azul cobre a marca d'água em qualquer recorte) */
  .hero-video .hero-cta { gap: var(--sp-4); }
  .hero-video .hero-cta .btn { padding: 1.15rem 1.7rem; font-size: 1.02rem; }
}

/* ---- Mobile (retrato): vídeo mobile + texto no topo, CTAs em coluna ---- */
@media (max-width: 1024px) {
  /* altura fixa (svh) p/ o vídeo NÃO redimensionar durante o scroll (evita a marca d'água deslocar) */
  .hero.has-video, .hero.has-video .hero-video { min-height: 100svh; }
  .hero-video-stage { height: 100svh; }
  .hv-mobile { display: block; }
  .hero-video-stage::before {
    content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
    background: linear-gradient(180deg, rgba(6,9,14,.9) 0%, rgba(6,9,14,.48) 34%, transparent 58%);
  }
  /* fade discreto no rodapé (sem banda escura sobre o caminhão) */
  .hero-video::after { height: 14svh; background: linear-gradient(to bottom, transparent, #06090e 96%); }

  .hero-video-info {
    left: var(--sp-6); right: var(--sp-6); top: calc(var(--header-h) + var(--sp-6));
    align-items: flex-start; text-align: left;
  }
  .hero-video-info .eyebrow { justify-content: flex-start; }
  .hero-video-info h1 { font-size: clamp(2.1rem, 8.5vw, 2.7rem); line-height: 1.06; margin: var(--sp-3) 0 0; }
  /* CTAs lado a lado, menores, em UMA linha (nowrap). row-reverse → azul (Especialista) à direita.
     Posição exata via JS para o azul cobrir a marca d'água. */
  .hero-video .hero-cta { gap: var(--sp-2); }
  .hero-video .hero-cta .btn { padding: .72rem 1rem; font-size: .8rem; letter-spacing: 0; }
}

/* ==========================================================================
   ESTATÍSTICAS / COUNTERS
   ========================================================================== */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-6); margin-top: var(--sp-12); }
.stat { padding: var(--sp-6); border-left: 2px solid var(--line-strong); }
.stat .num { font-family: var(--font-head); font-size: clamp(2.6rem, 5vw, 3.6rem); color: var(--text); line-height: 1; font-variant-numeric: tabular-nums; white-space: nowrap; }
.stat .num .text-grad { font: inherit; }
.stat .lbl { color: var(--text-2); font-size: .92rem; margin-top: .35rem; }
.stat-more { color: var(--accent); font-weight: 600; font-size: .92rem; }

/* Logo 3D girando (model-viewer) acima dos stats — sem loading, sem interação */
.about-right { display: flex; flex-direction: column; }
#sobre .about-grid { align-items: start; }
.logo3d { width: 100%; height: clamp(200px, 28vh, 320px); margin-bottom: var(--sp-6); }
.logo3d model-viewer { width: 100%; height: 100%; background: transparent; --poster-color: transparent; pointer-events: none; }
.logo3d model-viewer::part(default-progress-bar) { display: none; }
/* desktop maior; mobile vai pro topo (acima do título) */
.logo3d--desktop { height: clamp(300px, 36vh, 460px); }
.logo3d--mobile { display: none; }
@media (max-width: 1024px) {
  .logo3d--desktop { display: none; }
  .logo3d--mobile { display: block; height: clamp(210px, 48vw, 300px); max-width: 380px; margin: 0 auto var(--sp-6); }
}

/* Sobre layout */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-16); align-items: center; }

/* Stats: variante 4 colunas + número curto (texto) */
.stats--4 { grid-template-columns: repeat(4, 1fr); }
/* na grade de 4 colunas (mais estreitas) os números grandes cabem em 1 linha — evita o "pulo" do contador ao chegar em 1.000 */
.stats--4 .num:not(.num--sm) { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.stat .num--sm { font-size: clamp(1.5rem, 3vw, 2.1rem); }
@media (max-width: 1024px) and (min-width: 761px) { .stats--4 { grid-template-columns: repeat(2, 1fr); } }

/* Linha do tempo — trilho + linha de progresso animada + pontos que surgem em sequência */
.timeline-wrap { margin-top: var(--sp-16); }
.timeline { list-style: none; padding: 0; margin: var(--sp-6) 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-6); position: relative; }
.timeline::before { content: ""; position: absolute; top: 6px; left: 7px; right: 7px; height: 2px; background: var(--line); }
.timeline::after { content: ""; position: absolute; top: 6px; left: 7px; right: 7px; height: 2px; background: linear-gradient(90deg, var(--blue-future), var(--accent)); transform: scaleX(0); transform-origin: left center; transition: transform 1.2s var(--ease) .15s; }
.timeline.in::after { transform: scaleX(1); }
.tl-item { position: relative; padding-top: var(--sp-8); }
.tl-item::before { content: ""; position: absolute; top: 0; left: 0; width: 14px; height: 14px; border-radius: 50%; background: var(--bg-2); border: 3px solid var(--accent); box-shadow: 0 0 0 4px rgba(92,225,230,.12); z-index: 1; }
.tl-item::after { content: ""; position: absolute; top: 0; left: 0; width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--accent); opacity: 0; }
.tl-year { display: block; font-family: var(--font-head); font-size: 1.5rem; color: var(--accent); line-height: 1; }
.tl-text { display: block; color: var(--text-2); font-size: .92rem; margin-top: .4rem; }
@media (prefers-reduced-motion: no-preference) {
  .tl-item::before { transform: scale(0); }
  .timeline.in .tl-item::before { animation: tl-pop .55s var(--ease) both; }
  .timeline.in .tl-item::after { animation: tl-ping 1.1s var(--ease) both; }
  .timeline.in .tl-item:nth-child(1)::before, .timeline.in .tl-item:nth-child(1)::after { animation-delay: .30s; }
  .timeline.in .tl-item:nth-child(2)::before, .timeline.in .tl-item:nth-child(2)::after { animation-delay: .55s; }
  .timeline.in .tl-item:nth-child(3)::before, .timeline.in .tl-item:nth-child(3)::after { animation-delay: .80s; }
  .timeline.in .tl-item:nth-child(4)::before, .timeline.in .tl-item:nth-child(4)::after { animation-delay: 1.05s; }
}
@keyframes tl-pop { 0% { transform: scale(0); } 60% { transform: scale(1.25); } 100% { transform: scale(1); } }
@keyframes tl-ping { 0% { transform: scale(1); opacity: .6; } 100% { transform: scale(2.6); opacity: 0; } }
@media (max-width: 760px) {
  .timeline { grid-template-columns: 1fr; gap: 0; }
  .timeline::before, .timeline::after { left: 6px; right: auto; top: 4px; bottom: 4px; width: 2px; height: auto; }
  .timeline::after { background: linear-gradient(180deg, var(--blue-future), var(--accent)); transform: scaleY(0); transform-origin: top center; }
  .timeline.in::after { transform: scaleY(1); }
  .tl-item { padding: 0 0 var(--sp-8) var(--sp-8); }
  .tl-item::before, .tl-item::after { top: 2px; }
}

/* Abas — Missão / Visão / Valores (faixa de largura total, centralizada) */
/* Faixa M/V/V — azul com efeito glass (vidro fosco) */
.mvv-band {
  position: relative; isolation: isolate; transform: translateZ(0); will-change: transform;
  margin-top: var(--sp-16); padding: var(--sp-14, 3.5rem) 0;
  background: linear-gradient(135deg, rgba(63,169,245,.24), rgba(10,22,38,.55) 55%, rgba(92,225,230,.14));
  -webkit-backdrop-filter: blur(10px) saturate(125%); backdrop-filter: blur(10px) saturate(125%);
  border-top: 1px solid rgba(140,200,255,.22); border-bottom: 1px solid rgba(140,200,255,.18);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
  color: #eaf2fb;
}
/* brilho difuso para dar profundidade ao vidro */
.mvv-band::before {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(60% 120% at 18% 0%, rgba(63,169,245,.18), transparent 60%),
              radial-gradient(50% 120% at 90% 100%, rgba(92,225,230,.14), transparent 60%);
}
.mvv-band .tablist { border-bottom-color: rgba(255,255,255,.18); }
.mvv-band .tab { color: rgba(234,242,251,.68); }
.mvv-band .tab:hover { color: #fff; }
.mvv-band .tab[aria-selected="true"] { color: var(--accent); border-bottom-color: var(--accent); }
.mvv-band .tabpanel p { color: rgba(234,242,251,.92); }
[data-theme="light"] .mvv-band {
  background: linear-gradient(135deg, rgba(26,79,138,.88), rgba(12,40,76,.92) 60%, rgba(14,154,162,.55));
  border-top-color: rgba(255,255,255,.18); border-bottom-color: rgba(255,255,255,.14);
  color: #fff;
}
[data-theme="light"] .mvv-band::before {
  background: radial-gradient(60% 120% at 18% 0%, rgba(92,225,230,.20), transparent 60%),
              radial-gradient(50% 120% at 90% 100%, rgba(63,169,245,.22), transparent 60%);
}
[data-theme="light"] .mvv-band .tablist { border-bottom-color: rgba(255,255,255,.24); }
[data-theme="light"] .mvv-band .tab { color: rgba(255,255,255,.74); }
[data-theme="light"] .mvv-band .tab:hover { color: #fff; }
[data-theme="light"] .mvv-band .tab[aria-selected="true"] { color: #fff; border-bottom-color: var(--accent); }
[data-theme="light"] .mvv-band .tabpanel p { color: rgba(255,255,255,.92); }
.mvv { display: flex; flex-direction: column; align-items: center; text-align: center; }
.mvv .tabs { width: 100%; max-width: 760px; margin-top: var(--sp-5); }
.tablist { display: flex; gap: var(--sp-2); flex-wrap: wrap; justify-content: center; border-bottom: 1px solid var(--line); }
.tab { display: inline-flex; align-items: center; gap: .5rem; padding: .7rem 1.2rem; color: var(--text-2); font-weight: 600; border-bottom: 2px solid transparent; margin-bottom: -1px; transition: color var(--t-fast), border-color var(--t-fast); }
.tab-ico { display: inline-flex; width: 18px; height: 18px; transition: transform var(--t-med); }
.tab-ico .ti { width: 18px; height: 18px; }
.tab .ti-solid { display: none; }
.tab[aria-selected="true"] .ti-line { display: none; }
.tab[aria-selected="true"] .ti-solid { display: inline-block; }
.tab[aria-selected="true"] .tab-ico { transform: scale(1.14); }
.tab:hover { color: var(--text); }
.tab[aria-selected="true"] { color: var(--accent); border-bottom-color: var(--accent); }
.tabpanels { padding-top: var(--sp-6); width: 100%; }
.tabpanel[hidden] { display: none; }
.tabpanel p { color: var(--text-2); font-size: 1.08rem; max-width: 60ch; margin-inline: auto; line-height: 1.7; }
@media (prefers-reduced-motion: no-preference) { .tabpanel:not([hidden]) { animation: exp-in .3s var(--ease); } }

/* Texto corrido e listas institucionais */
.prose { max-width: 72ch; }
.prose p { color: var(--text-2); font-size: 1.05rem; line-height: 1.7; margin-bottom: var(--sp-4); }
.subhead { font-size: clamp(1.2rem, 2.4vw, 1.6rem); }
.value-list { list-style: none; padding: 0; margin: var(--sp-6) 0 0; display: grid; gap: var(--sp-4); max-width: 80ch; }
.value-list li { display: flex; gap: .8rem; color: var(--text-2); font-size: 1.02rem; line-height: 1.6; }
.value-list svg { width: 22px; height: 22px; color: var(--accent); flex: none; margin-top: 2px; }
.value-list strong { color: var(--text); }

/* ---------- Diretrizes estratégicas — abas estilizadas (Missão/Visão/Valores) ---------- */
.section-head--center { text-align: center; margin-inline: auto; }
.section-head--center .eyebrow { justify-content: center; }

.dir { max-width: 880px; margin: var(--sp-8) auto 0; }
.dir-tabs { width: 100%; max-width: none; margin: 0; }

/* segmented control — pílula de vidro */
.dir-seg {
  position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: .3rem;
  padding: .4rem; border: 1px solid var(--line); border-radius: var(--r-pill);
  background: linear-gradient(180deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, 0)), rgba(7, 17, 31, .55);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), var(--shadow-card);
}
.dir-seg .dir-tab {
  justify-content: center; gap: .5rem; padding: .85rem .7rem;
  border-radius: calc(var(--r-pill) - .3rem); border-bottom: 0; margin-bottom: 0;
  color: var(--text-2); font-weight: 700; letter-spacing: .01em; cursor: pointer;
  transition: color var(--t-fast), background var(--t-med), box-shadow var(--t-med), transform var(--t-fast);
}
.dir-seg .dir-tab:hover { color: var(--text); background: rgba(255, 255, 255, .045); }
.dir-seg .dir-tab[aria-selected="true"] {
  color: #04121d; border-bottom-color: transparent;
  background: var(--grad-accent); box-shadow: 0 8px 22px rgba(92, 225, 230, .32);
}
.dir-seg .dir-tab[aria-selected="true"]:hover { color: #04121d; }
.dir-tab-ico { display: inline-flex; width: 18px; height: 18px; transition: transform var(--t-med); }
.dir-tab-ico svg { width: 18px; height: 18px; }
.dir-tab[aria-selected="true"] .dir-tab-ico { transform: scale(1.1); }

/* painel */
.dir-panels { padding-top: var(--sp-6); width: 100%; }
.dir-panel {
  position: relative; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: radial-gradient(130% 150% at 100% 0%, rgba(27, 77, 140, .20), transparent 55%), var(--bg-3);
  padding: clamp(1.5rem, 3.2vw, 2.6rem); box-shadow: var(--shadow-card);
}
.dir-panel p { color: var(--text-2); font-size: 1.12rem; line-height: 1.78; max-width: 64ch; margin: 0; text-align: left; }
.dir-ghost { position: absolute; top: -14px; right: -12px; width: 132px; height: 132px; color: var(--accent); opacity: .08; pointer-events: none; }

/* lista de valores dentro do painel */
.dir-values { margin: 0; max-width: none; gap: .7rem; }
.dir-values li {
  align-items: flex-start; padding: .85rem 1rem; border: 1px solid var(--line);
  border-radius: var(--r-md); background: rgba(255, 255, 255, .025);
  transition: border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
}
.dir-values li:hover { border-color: var(--line-strong); background: rgba(92, 225, 230, .055); transform: translateX(3px); }
.dir-values strong { color: var(--text); }

/* tema claro */
[data-theme="light"] .dir-seg {
  background: linear-gradient(180deg, #fff, var(--bg-2));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .7), var(--shadow-card);
}
[data-theme="light"] .dir-seg .dir-tab:hover { background: rgba(11, 27, 46, .05); }
[data-theme="light"] .dir-values li { background: var(--bg-2); }
[data-theme="light"] .dir-values li:hover { background: rgba(14, 154, 162, .08); }

@media (max-width: 560px) {
  .dir-seg { gap: .2rem; padding: .3rem; }
  .dir-seg .dir-tab { padding: .7rem .3rem; gap: .35rem; font-size: .9rem; }
  .dir-tab-ico, .dir-tab-ico svg { width: 16px; height: 16px; }
}

/* ==========================================================================
   CARD DESTAQUE — INTEGRAÇÃO OEM (seção Diferenciais)
   ========================================================================== */
.card--oem { margin-top: var(--sp-8); }
.card--oem > p { max-width: 70ch; }
.oem-sum { display: flex; flex-direction: column; flex: 1; gap: 3px; }
.oem-sum h3 { margin: 0; }
.oem-strip { display: flex; flex-wrap: nowrap; justify-content: space-between; gap: 1rem; list-style: none; margin: 0; padding: var(--sp-2) var(--sp-6) var(--sp-6); }
.oem-strip li {
  display: flex; align-items: center; gap: .5rem; white-space: nowrap;
  font-family: var(--font-head); letter-spacing: .01em; font-size: clamp(.85rem, 1.15vw, 1rem);
  color: var(--text);
}
.oem-ck {
  width: 17px; height: 17px; flex: none; color: var(--accent);
  transition: transform var(--t-fast);
}
.oem-strip li:hover .oem-ck { transform: scale(1.18); }
@media (max-width: 760px) {
  .oem-strip { flex-wrap: wrap; justify-content: flex-start; gap: .9rem 1rem; }
  .oem-strip li { flex: 0 0 calc((100% - 2rem) / 3); font-size: .9rem; white-space: normal; align-items: flex-start; }
  .oem-strip li:last-child { flex: 0 0 auto; white-space: nowrap; align-items: center; }
  .oem-strip .oem-ck { margin-top: 2px; }
  .oem-strip li:last-child .oem-ck { margin-top: 0; }
}

/* ==========================================================================
   CARDS EXPANSÍVEIS — sanfona dos Diferenciais
   ========================================================================== */
.diff-grid { align-items: start; }
.card--exp { padding: 0; background: var(--grad-deep); }
.card--exp:hover { transform: none; }
.card--exp > summary {
  display: flex; align-items: center; gap: var(--sp-4);
  padding: var(--sp-6); cursor: pointer; list-style: none; user-select: none;
}
.card--exp > summary::-webkit-details-marker { display: none; }
.card--exp > summary .ico { margin: 0; flex: none; }
.card--exp > summary h3 { margin: 0; flex: 1; font-size: 1.06rem; }
.exp-chevron { width: 20px; height: 20px; flex: none; color: var(--text-3); transition: transform var(--t-med), color var(--t-fast); }
.card--exp[open] { border-color: var(--line-strong); box-shadow: var(--shadow-card); }
.card--exp[open] .exp-chevron { transform: rotate(180deg); color: var(--accent); }
.card--exp[open] > summary .ico { background: var(--grad-accent); color: #04121d; border-color: transparent; }
.card--exp[open] > summary h3 { color: var(--accent); }
.card--exp > p { margin: 0; padding: 0 var(--sp-6) var(--sp-6); color: var(--text-2); }
@media (prefers-reduced-motion: no-preference) {
  .card--exp[open] > p,
  .card--exp[open] > .oem-strip { animation: exp-in .28s var(--ease); }
}
@keyframes exp-in { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }
/* ==========================================================================
   EXPERIMENTO — glow (anel animado) AMARELO na seção Diferenciais
   Só o brilho ao redor do card é amarelo; o restante mantém o teal da marca.
   ========================================================================== */
.hl-eng { color: #FFD400; }
[data-theme="light"] .hl-eng { color: #B07A00; }
#diferenciais .card--exp::before {
  background: conic-gradient(from var(--angle), transparent 8%, #FFB200 20%, #FFE680 33%, transparent 50%, transparent 58%, #FFE680 72%, #FFB200 82%, transparent 96%);
}
#diferenciais .card--exp[open]::before { opacity: 1; }
@media (prefers-reduced-motion: no-preference) {
  #diferenciais .card--exp[open]::before { animation: card-spin 5s linear infinite; }
}
#diferenciais .card--exp:hover,
#diferenciais .card--exp[open] { border-color: rgba(255,212,0,.42); }
[data-theme="light"] #diferenciais .card--exp:hover,
[data-theme="light"] #diferenciais .card--exp[open] { border-color: rgba(176,122,0,.5); }

/* ícones amarelos — repouso em contorno, preenchidos ao hover/abrir */
#diferenciais .card--exp .ico { background: rgba(255,212,0,.12); color: #FFD400; border-color: rgba(255,212,0,.45); }
#diferenciais .card--exp:hover .ico,
#diferenciais .card--exp[open] > summary .ico {
  background: linear-gradient(135deg, #FFB200, #FFD400); color: #1a1400;
  border-color: transparent; box-shadow: 0 10px 26px -10px rgba(255,200,0,.65);
}
[data-theme="light"] #diferenciais .card--exp .ico { background: rgba(176,122,0,.14); color: #B07A00; border-color: rgba(176,122,0,.5); }
[data-theme="light"] #diferenciais .card--exp:hover .ico,
[data-theme="light"] #diferenciais .card--exp[open] > summary .ico {
  background: linear-gradient(135deg, #C79200, #E0A800); color: #fff;
  border-color: transparent; box-shadow: 0 10px 26px -10px rgba(176,122,0,.55);
}

/* ==========================================================================
   GRIDS DE CARDS
   ========================================================================== */
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Tecnologias (home): cards azuis elegantes, lado a lado, com hierarquia */
.fuel-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-6); align-items: stretch; }
.fuel-card {
  position: relative; isolation: isolate; display: flex; flex-direction: column;
  padding: var(--sp-8) var(--sp-6) var(--sp-6);
  border: 1px solid rgba(120,190,255,.20); border-radius: var(--r-lg);
  background:
    radial-gradient(130% 90% at 0% 0%, rgba(63,169,245,.20), transparent 58%),
    linear-gradient(165deg, rgba(63,169,245,.10), rgba(8,18,31,.34));
}
.fuel-card:hover { border-color: var(--accent); }
.fuel-card .ico {
  width: 52px; height: 52px; border-radius: 14px; margin-bottom: var(--sp-4);
  background: linear-gradient(135deg, var(--blue-future), var(--accent)); color: #06131f; border: 0;
  box-shadow: 0 10px 22px -10px rgba(63,169,245,.65);
}
.fuel-card .ico svg { width: 24px; height: 24px; }
.fuel-card h3 { font-size: 1.18rem; margin: 0 0 var(--sp-2); }
.fuel-card p { font-size: .92rem; color: var(--text-2); line-height: 1.55; margin: 0; }
.fuel-badge { position: absolute; top: var(--sp-4); right: var(--sp-4); font-size: .58rem; padding: .26rem .55rem; }
.fuel-card--feature { border-color: rgba(92,225,230,.45);
  background: radial-gradient(130% 90% at 0% 0%, rgba(92,225,230,.22), transparent 58%), linear-gradient(165deg, rgba(63,169,245,.16), rgba(8,18,31,.38)); }
.tech-more { margin-top: var(--sp-6); text-align: right; }
.tech-more a { font-weight: 600; font-size: .95rem; }

/* Luz contornando a borda, em sequência (card 1 -> 2 -> 3 -> 4) */
@media (prefers-reduced-motion: no-preference) {
  .fuel-card::before { opacity: 0; animation: card-spin 2.6s linear infinite, fuel-trace 10.4s linear infinite; }
  .fuel-cards .fuel-card:nth-child(1)::before { animation-delay: 0s, 0s; }
  .fuel-cards .fuel-card:nth-child(2)::before { animation-delay: 0s, 2.6s; }
  .fuel-cards .fuel-card:nth-child(3)::before { animation-delay: 0s, 5.2s; }
  .fuel-cards .fuel-card:nth-child(4)::before { animation-delay: 0s, 7.8s; }
}
@keyframes fuel-trace { 0% { opacity: 0; } 2% { opacity: 1; } 22% { opacity: 1; } 26% { opacity: 0; } 100% { opacity: 0; } }
[data-theme="light"] .fuel-card { border-color: rgba(27,77,140,.18);
  background: radial-gradient(130% 90% at 0% 0%, rgba(63,169,245,.16), transparent 58%), linear-gradient(165deg, rgba(27,77,140,.08), rgba(255,255,255,.5)); }
[data-theme="light"] .fuel-card--feature { border-color: rgba(14,154,162,.4);
  background: radial-gradient(130% 90% at 0% 0%, rgba(14,154,162,.16), transparent 58%), linear-gradient(165deg, rgba(27,77,140,.12), rgba(255,255,255,.55)); }
@media (max-width: 900px) { .fuel-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .fuel-cards { grid-template-columns: 1fr; } }

/* Segmentos */
.segment { display: flex; flex-direction: column; min-height: 300px; }
.segment .seg-top { display: flex; justify-content: space-between; align-items: start; margin-bottom: var(--sp-6); }
.segment ul.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin: var(--sp-4) 0; }
.segment ul.tags li { font-size: .78rem; color: var(--text-2); padding: .25rem .6rem; border: 1px solid var(--line); border-radius: var(--r-pill); }
.segment .more { margin-top: auto; padding-top: var(--sp-4); }

/* Soluções */
.sol-cols { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
.sol-list li { display: flex; gap: .7rem; padding: .7rem 0; border-bottom: 1px solid var(--line); color: var(--text-2); }
.sol-list li svg { width: 20px; height: 20px; color: var(--accent); flex: none; }

/* ==========================================================================
   DIAGRAMA INTERATIVO
   ========================================================================== */
.diagram-wrap { display: grid; grid-template-columns: 1fr 360px; gap: var(--sp-8); align-items: center; }
.diagram-stage { position: relative; background: var(--grad-deep); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--sp-8); overflow: hidden; }
.hotspot {
  position: absolute; width: 26px; height: 26px; border-radius: 50%;
  background: rgba(92,225,230,.18); border: 1px solid var(--accent); cursor: pointer;
  display: grid; place-items: center; transform: translate(-50%, -50%);
  transition: transform var(--t-fast), background var(--t-fast);
}
.hotspot::after { content: ""; position: absolute; inset: -8px; border-radius: 50%; border: 1px solid var(--accent); opacity: .5; animation: pulse 2.4s var(--ease) infinite; }
.hotspot:hover, .hotspot[aria-expanded="true"] { background: var(--accent); transform: translate(-50%, -50%) scale(1.15); }
.hotspot .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
.hotspot[aria-expanded="true"] .dot { background: #04121d; }
@keyframes pulse { 0% { transform: scale(1); opacity: .55; } 70% { transform: scale(1.8); opacity: 0; } 100% { opacity: 0; } }
.diagram-info { background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--sp-8); min-height: 220px; }
.diagram-info h3 { margin-bottom: var(--sp-2); }
.diagram-info .num-tag { color: var(--accent); font-family: var(--font-head); font-size: 1.1rem; }

/* ==========================================================================
   CALCULADORA
   ========================================================================== */
.calc { display: grid; grid-template-columns: .95fr 1.05fr; gap: var(--sp-12); align-items: start; }
/* card único: alterna formulário ↔ resultado */
.calc-card { background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--sp-8); box-shadow: var(--shadow-card); display: grid; align-items: start; }
/* form e resultado ocupam a MESMA célula do grid: o card mantém sempre a altura do
   maior painel — não redimensiona ao calcular. Alternância via visibility/opacity. */
.calc-panel { grid-area: 1 / 1; min-width: 0; }
.calc-panel--result { visibility: hidden; opacity: 0; pointer-events: none; }
.calc-card.show-result .calc-panel--form { visibility: hidden; opacity: 0; pointer-events: none; }
.calc-card.show-result .calc-panel--result { visibility: visible; opacity: 1; pointer-events: auto; animation: calc-in .45s var(--ease) both; }
@keyframes calc-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.field { margin-bottom: var(--sp-6); }
.field label { display: block; font-size: .85rem; color: var(--text-2); margin-bottom: .4rem; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; padding: .8rem 1rem; border-radius: var(--r-sm);
  background: var(--bg); border: 1px solid var(--line); color: var(--text);
  font: inherit; font-size: .98rem; transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(92,225,230,.15); outline: none; }
.field input.invalid, .field textarea.invalid { border-color: #ff6b6b; }
.field .err { color: #ff8b8b; font-size: .78rem; margin-top: .3rem; display: none; }
.field input.invalid + .err, .field textarea.invalid + .err { display: block; }

/* Página de login / autenticação */
.auth { min-height: calc(100svh - var(--header-h, 76px)); display: grid; place-items: center; padding: var(--sp-8) var(--sp-4); }
.auth-card {
  width: 100%; max-width: 420px; background: var(--bg-3);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: var(--sp-8); box-shadow: 0 24px 60px -24px rgba(0,0,0,.5);
}
.auth-head { text-align: center; margin-bottom: var(--sp-8); }
.auth-head .eyebrow { justify-content: center; }
.auth-head h1 { font-size: clamp(1.5rem, 4vw, 2rem); margin: .5rem 0; }
.auth-head p { color: var(--text-2); font-size: .92rem; }
.auth-row { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); margin-bottom: var(--sp-6); font-size: .85rem; }
.auth-row label { display: flex; align-items: center; gap: .4rem; color: var(--text-2); cursor: pointer; margin: 0; font-weight: 500; }
.auth-row input[type=checkbox] { width: auto; accent-color: var(--accent); }
.auth-row a { color: var(--accent); }
.auth-foot { text-align: center; margin-top: var(--sp-6); padding-top: var(--sp-6); border-top: 1px solid var(--line); font-size: .88rem; color: var(--text-2); }
.auth-foot a { color: var(--accent); font-weight: 600; }
.auth-back { display: inline-block; margin-top: var(--sp-6); color: var(--text-3); font-size: .85rem; }
.auth-back:hover { color: var(--text); }
/* painel de resultado (dentro do card) */
.calc-res-eyebrow { justify-content: flex-start; }
.calc-res-head { font-size: clamp(1.6rem, 3.4vw, 2.1rem); margin: var(--sp-3) 0 var(--sp-4); }
.calc-narr { color: var(--text-2); font-size: 1.02rem; line-height: 1.65; margin-bottom: var(--sp-6); min-height: 7.4em; }
.calc-narr strong { color: var(--text); font-weight: 700; }
.calc-metrics { background: var(--grad-deep); border: 1px solid var(--line-strong); border-radius: var(--r-md); padding: 0 var(--sp-6); margin-bottom: var(--sp-6); }
.calc-metric { padding: var(--sp-4) 0; border-bottom: 1px solid var(--line); }
.calc-metric:last-child { border-bottom: 0; }
.calc-metric .v { font-family: var(--font-head); font-size: clamp(1.9rem, 4vw, 2.8rem); color: var(--text); line-height: 1; }
.calc-metric .k { color: var(--text-2); font-size: .9rem; margin-top: .15rem; }
.calc-res-actions { display: flex; flex-direction: column; gap: var(--sp-4); align-items: center; }
.calc-res-actions .btn { width: 100%; justify-content: center; }
.calc-recalc { color: var(--text-2); font-weight: 600; font-size: .9rem; }
.calc-recalc:hover { color: var(--accent); }
.calc-note { font-size: .78rem; color: var(--text-3); margin-top: var(--sp-4); text-align: center; }

/* copy persuasivo (direita no desktop, topo no mobile) */
.calc-copy { align-self: center; }
.calc-copy h2 { margin: var(--sp-3) 0 var(--sp-4); }
.calc-copy .lead { margin-bottom: var(--sp-8); }
.calc-benefits { display: grid; gap: var(--sp-4); }
.calc-benefits li { display: flex; gap: .7rem; align-items: flex-start; color: var(--text-2); font-size: 1rem; }
.calc-benefits svg { width: 22px; height: 22px; color: var(--accent); flex: none; margin-top: 1px; }

/* ====== Versão compacta: a seção da calculadora cabe em uma tela ======
   Escopado em #calculadora (especificidade de ID) — não afeta o form de contato. */
#calculadora { padding-block: clamp(var(--sp-8), 5vh, var(--sp-12)); }
#calculadora .calc { gap: var(--sp-8); }
#calculadora .calc-card { padding: var(--sp-6); }
#calculadora .field { margin-bottom: var(--sp-4); }
#calculadora .field label { margin-bottom: .28rem; }
#calculadora .field input, #calculadora .field select { padding: .58rem .9rem; font-size: .94rem; }
#calculadora .calc-res-head { font-size: clamp(1.3rem, 2.6vw, 1.65rem); margin: var(--sp-2) 0 var(--sp-3); }
#calculadora .calc-narr { font-size: .95rem; line-height: 1.5; min-height: 6em; margin-bottom: var(--sp-4); }
#calculadora .calc-metrics { margin-bottom: var(--sp-4); }
#calculadora .calc-metric { padding: var(--sp-3) 0; }
#calculadora .calc-metric .v { font-size: clamp(1.5rem, 3vw, 2.1rem); }
#calculadora .calc-metric .k { font-size: .82rem; }
#calculadora .calc-res-actions { gap: var(--sp-3); }
#calculadora .calc-note { margin-top: var(--sp-3); }
#calculadora .calc-copy h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin: var(--sp-2) 0 var(--sp-3); }
#calculadora .calc-copy .lead { margin-bottom: var(--sp-6); }
#calculadora .calc-benefits { gap: var(--sp-3); }
#calculadora .calc-benefits li { font-size: .94rem; }
/* formulário: cabeçalho + nota preenchem o card e o conjunto fica centralizado */
#calculadora .calc-panel--form { display: flex; flex-direction: column; justify-content: center; }
.calc-form-head { margin-bottom: var(--sp-4); }
.calc-form-title { font-size: clamp(1.2rem, 2.6vw, 1.5rem); margin-top: .35rem; line-height: 1.25; }
#calculadora .calc-panel--form .calc-note { margin-top: var(--sp-4); margin-bottom: 0; }
@media (max-width: 1024px) { .calc-copy { order: -1; align-self: stretch; } }

/* ==========================================================================
   BENEFÍCIOS (infográfico barras)
   ========================================================================== */
.radials { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-8) var(--sp-6); }
.radial { display: flex; flex-direction: column; align-items: center; text-align: center; gap: var(--sp-3); }
.radial-ring { position: relative; width: clamp(118px, 13vw, 150px); aspect-ratio: 1; }
.radial-ring svg { width: 100%; height: 100%; transform: rotate(-90deg); overflow: visible; }
.radial-ring .ring-track { fill: none; stroke: var(--bg-3); stroke-width: 8; }
.radial-ring .ring-prog {
  fill: none; stroke-width: 8; stroke-linecap: round;
  stroke-dasharray: 326.726; stroke-dashoffset: 326.726;
  transition: stroke-dashoffset 1.5s var(--ease);
  filter: drop-shadow(0 0 6px rgba(92,225,230,.45));
}
.radial-val {
  position: absolute; inset: 0; display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 600; line-height: 1;
  font-size: clamp(1.7rem, 4vw, 2.3rem);
}
.radial-lbl { color: var(--text-2); font-weight: 600; font-size: .92rem; max-width: 18ch; line-height: 1.3; }
@media (max-width: 480px) { .radials { gap: var(--sp-6) var(--sp-4); } .radial-ring { width: clamp(92px, 32vw, 130px); } .radial-lbl { font-size: .82rem; } }

/* Cases */
.cases { grid-template-columns: repeat(3, 1fr); text-align: center; }
.case .num { font-family: var(--font-head); font-size: clamp(3rem, 7vw, 5rem); line-height: 1; }
.case .lbl { color: var(--text-2); margin-top: var(--sp-2); }

/* ==========================================================================
   LOGO WALL
   ========================================================================== */
.logos { display: flex; flex-wrap: wrap; gap: var(--sp-6); align-items: center; justify-content: center; }
.logo-item {
  flex: 1 1 200px; max-width: 240px; height: 110px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: var(--r-md); background: var(--bg-3);
  color: var(--text-2); font-family: var(--font-head); font-size: 1.3rem; letter-spacing: .04em;
  transition: border-color var(--t-fast), color var(--t-fast);
}
.logo-item:hover { border-color: var(--line-strong); color: var(--text); }

/* Esteira (marquee) de logos de clientes */
.logo-marquee {
  position: relative; max-width: 1180px; margin: 0 auto; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
}
.logo-track { display: flex; width: max-content; animation: logo-scroll 34s linear infinite; }
.logo-marquee:hover .logo-track { animation-play-state: paused; }
.logo-slot { flex: 0 0 auto; width: 210px; padding: 0 8px; box-sizing: border-box; }
.logo-chip {
  display: grid; place-items: center; height: 140px; padding: 8px 10px;
  background: none; transition: transform var(--t-fast);
}
.logo-chip img { max-height: 90px; max-width: 100%; width: auto; height: auto; object-fit: contain; }
/* dark (padrão) → logos brancas; light → logos escuras */
.logo-chip .logo-dark { display: none; }
[data-theme="light"] .logo-chip .logo-light { display: none; }
[data-theme="light"] .logo-chip .logo-dark { display: block; }
.logo-slot:hover .logo-chip { transform: translateY(-4px); }
@keyframes logo-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (max-width: 760px) {
  .logo-marquee { max-width: 100%; }
  .logo-slot { width: 150px; padding: 0 6px; }
  .logo-chip { height: 110px; padding: 8px 8px; }
  .logo-chip img { max-height: 70px; }
}
@media (prefers-reduced-motion: reduce) { .logo-track { animation: none; } }

/* ==========================================================================
   PORTAL
   ========================================================================== */
.portal {
  position: relative; overflow: hidden;
  background:
    radial-gradient(70% 120% at 85% 10%, rgba(27,77,140,.45), transparent 55%),
    radial-gradient(50% 80% at 10% 90%, rgba(92,225,230,.18), transparent 60%),
    var(--section-alt-bg);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.portal-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--sp-12); align-items: center; }
.portal-features { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); margin: var(--sp-8) 0; }
.portal-features li { display: flex; gap: .6rem; align-items: center; color: var(--text-2); font-size: .95rem; }
.portal-features svg { width: 18px; height: 18px; color: var(--accent); flex: none; }
/* logo grande flutuando; variante por tema (dark = logo clara, light = logo navy) */
.portal-mock { display: flex; }
.portal-mock img { width: 100%; height: auto; display: block; animation: hero-glow 6s ease-in-out infinite; }
.portal-mock .hl-light { display: none; } /* dark mode (padrão) → logo clara */
[data-theme="light"] .portal-mock .hl-dark { display: none; }
[data-theme="light"] .portal-mock .hl-light { display: block; }
.portal-mock .hl-dark { filter: drop-shadow(0 0 30px rgba(63,169,245,.30)) drop-shadow(0 18px 40px rgba(0,0,0,.4)); }
.portal-mock .hl-light { filter: drop-shadow(0 14px 34px rgba(20,40,70,.18)); }

/* ==========================================================================
   CONTATO
   ========================================================================== */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: var(--sp-16); }
.contact-info li { display: flex; align-items: center; gap: var(--sp-4); padding: var(--sp-4) 0; border-bottom: 1px solid var(--line); }
.contact-info li:last-child { border-bottom: 0; }
.contact-info .ico {
  width: 46px; height: 46px; flex: none; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, rgba(63,169,245,.20), rgba(92,225,230,.08));
  color: var(--accent); border: 1px solid var(--line-strong);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06);
  transition: transform var(--t-fast), border-color var(--t-fast), box-shadow var(--t-fast), color var(--t-fast);
}
.contact-info .ico svg { width: 22px; height: 22px; }
.contact-info li:hover .ico { transform: translateY(-2px); border-color: var(--accent); box-shadow: 0 10px 22px -12px rgba(63,169,245,.55); }
.contact-info .ico--wa { color: #25D366; background: linear-gradient(145deg, rgba(37,211,102,.20), rgba(37,211,102,.06)); }
.contact-info li:hover .ico--wa { border-color: #25D366; box-shadow: 0 10px 22px -12px rgba(37,211,102,.55); }
.contact-info .k { font-size: .78rem; color: var(--text-3); text-transform: uppercase; letter-spacing: .08em; }
.contact-info .v { color: var(--text); font-weight: 600; }
/* card do formulário de contato (lado direito) */
.contact-card { background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r-lg); padding: var(--sp-8); box-shadow: var(--shadow-card); }
.contact-card-head { margin-bottom: var(--sp-6); }
.contact-card-title { font-size: clamp(1.2rem, 2.6vw, 1.5rem); }
.contact-card-sub { color: var(--text-3); font-size: .9rem; margin-top: .3rem; }
.contact-card textarea { resize: vertical; min-height: 120px; }
.contact-card .field input:hover, .contact-card .field textarea:hover { border-color: var(--line-strong); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }
.form-success { display: none; padding: var(--sp-6); border: 1px solid var(--line-strong); border-radius: var(--r-md); background: rgba(92,225,230,.08); color: var(--text); }
.form-success.show { display: block; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer { background: var(--footer-bg); border-top: 1px solid var(--line); padding: var(--sp-16) 0 var(--sp-8); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--sp-8); }
.site-footer h4 { font-family: var(--font-body); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-3); margin-bottom: var(--sp-4); }
.site-footer a { color: var(--text-2); font-size: .95rem; display: block; padding: .3rem 0; transition: color var(--t-fast); }
.site-footer a:hover { color: var(--accent); }
.footer-social { display: flex; gap: var(--sp-3); margin-top: var(--sp-4); }
.footer-social a {
  display: grid; place-items: center; width: 40px; height: 40px; padding: 0; border-radius: 50%;
  color: var(--text-2); border: 1px solid var(--line-strong);
  transition: color var(--t-fast), border-color var(--t-fast), background var(--t-fast), transform var(--t-fast);
}
.footer-social a:hover { color: var(--accent); border-color: var(--accent); background: rgba(255,255,255,.05); transform: translateY(-2px); }
.footer-social svg { width: 20px; height: 20px; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--sp-4); margin-top: var(--sp-12); padding-top: var(--sp-6); border-top: 1px solid var(--line); color: var(--text-3); font-size: .85rem; }

/* WhatsApp flutuante */
.wa-float { position: fixed; right: 20px; bottom: 20px; z-index: 90; width: 56px; height: 56px; border-radius: 50%; background: #25D366; display: grid; place-items: center; box-shadow: 0 10px 30px -6px rgba(37,211,102,.6); transition: transform var(--t-fast), opacity var(--t-med); }
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; color: #04121d; }
/* some enquanto o hero (tela home) está visível — não cobre os botões do rodapé do hero */
.wa-float.is-hidden { opacity: 0; transform: translateY(16px) scale(.85); pointer-events: none; }

/* ===== FAB de contato (logo) com menu radial: Instagram / WhatsApp / E-mail ===== */
.contact-fab { position: fixed; right: 20px; bottom: 20px; z-index: 95; width: 60px; height: 60px; transition: opacity var(--t-med), transform var(--t-med); }
.contact-fab.is-hidden { opacity: 0; transform: translateY(16px) scale(.85); pointer-events: none; }
.cf-toggle {
  position: absolute; inset: 0; width: 60px; height: 60px; border-radius: 50%;
  background: #fff; border: 0; cursor: pointer; display: grid; place-items: center; /* dark mode: botão branco */
  box-shadow: 0 10px 30px -8px rgba(0,0,0,.55); transition: transform var(--t-fast), box-shadow var(--t-fast);
  z-index: 3;
}
[data-theme="light"] .cf-toggle { background: #0B1B2E; box-shadow: 0 10px 30px -8px rgba(11,27,46,.45); } /* light mode: botão preto */
.cf-toggle:hover { transform: scale(1.06); }
.cf-logo { width: 34px; height: 34px; object-fit: contain; transition: opacity var(--t-fast), transform var(--t-fast); }
.cf-x { position: absolute; width: 22px; height: 22px; color: #0B1B2E; opacity: 0; transform: rotate(-90deg) scale(.6); transition: opacity var(--t-fast), transform var(--t-fast); }
[data-theme="light"] .cf-x { color: #fff; }
.contact-fab.open .cf-toggle { box-shadow: 0 12px 36px -10px rgba(0,0,0,.6); }
.contact-fab.open .cf-logo { opacity: 0; transform: scale(.4); }
.contact-fab.open .cf-x { opacity: 1; transform: rotate(0) scale(1); }

.cf-item {
  position: absolute; left: 6px; bottom: 6px; width: 48px; height: 48px; border-radius: 50%;
  display: grid; place-items: center; color: #fff; z-index: 2;
  box-shadow: 0 8px 22px -8px rgba(0,0,0,.6);
  opacity: 0; transform: translate(0, 0) scale(.4); pointer-events: none;
  transition: transform .38s var(--ease), opacity .3s var(--ease);
}
.cf-item svg { width: 22px; height: 22px; }
.cf-ig { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.cf-fb { background: #1877F2; }
.cf-li { background: #0A66C2; }
.cf-wa { background: #25D366; } .cf-wa svg { color: #04121d; }
.cf-mail { background: var(--blue-tech); }
/* abertura em arco de 90° (cima → esquerda), 5 itens distribuídos, com leve atraso escalonado */
.contact-fab.open .cf-item { opacity: 1; pointer-events: auto; transition-delay: calc(var(--i) * .05s); }
.contact-fab.open .cf-ig   { transform: translate(0, -82px) scale(1); }
.contact-fab.open .cf-fb   { transform: translate(-31px, -76px) scale(1); }
.contact-fab.open .cf-li   { transform: translate(-58px, -58px) scale(1); }
.contact-fab.open .cf-wa   { transform: translate(-76px, -31px) scale(1); }
.contact-fab.open .cf-mail { transform: translate(-82px, 0) scale(1); }

/* Banner LGPD */
.cookie {
  position: fixed; left: 50%; bottom: 18px; transform: translateX(-50%);
  width: min(100% - 2rem, 720px); z-index: 95;
  background: rgba(13,27,42,.95); backdrop-filter: blur(10px);
  border: 1px solid var(--line-strong); border-radius: var(--r-md);
  padding: var(--sp-4) var(--sp-6); display: flex; gap: var(--sp-4); align-items: center; flex-wrap: wrap;
  box-shadow: var(--shadow-card);
}
.cookie p { font-size: .85rem; flex: 1 1 280px; margin: 0; }
.cookie.hide { display: none; }

/* ==========================================================================
   ANIMAÇÕES (reveal via IntersectionObserver)
   ========================================================================== */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
[data-reveal="left"]  { transform: translateX(-32px); }
[data-reveal="right"] { transform: translateX(32px); }
[data-reveal="scale"] { transform: scale(.94); }
[data-reveal].in { opacity: 1; transform: none; }
[data-stagger] > * { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-stagger].in > * { opacity: 1; transform: none; }

/* ==========================================================================
   RESPONSIVO
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid, .about-grid, .diagram-wrap, .calc, .portal-grid, .contact-grid { grid-template-columns: 1fr; }
  .diagram-wrap { gap: var(--sp-6); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-visual { max-width: 480px; margin-inline: auto; }
  .hero-truck { width: 100%; height: auto; max-height: 70svh; }
  /* Portal: logo ABAIXO do texto, centralizada e menor (não sobrepõe o título) */
  .portal-grid { gap: var(--sp-6); }
  .portal-mock { order: 2; justify-content: center; margin-top: var(--sp-2); }
  .portal-mock img { max-width: 320px; margin-inline: auto; }
}
/* Menu compacto (tablet + celular): hambúrguer + dropdown, controles movidos p/ dentro */
@media (max-width: 1024px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed; top: calc(14px + 60px + 8px); left: 1.25rem; right: 1.25rem;
    flex-direction: column; align-items: stretch;
    background: rgba(9,18,30,.92);
    -webkit-backdrop-filter: blur(20px) saturate(140%); backdrop-filter: blur(20px) saturate(140%);
    padding: var(--sp-4) var(--sp-6) var(--sp-6); gap: 0;
    border: 1px solid var(--line-strong); border-radius: var(--r-lg);
    box-shadow: 0 28px 70px -26px rgba(0,0,0,.9);
    transform-origin: top center;
    transform: translateY(-18px) scaleY(.96); opacity: 0; visibility: hidden;
    max-height: calc(100svh - 110px); max-height: calc(100dvh - 110px); overflow-y: auto;
    /* "cai" da navbar com leve overshoot */
    transition: transform .42s cubic-bezier(.34, 1.4, .5, 1), opacity .28s ease, visibility .42s;
  }
  body.nav-open .nav { transform: translateY(0) scaleY(1); opacity: 1; visibility: visible; }
  /* itens entram em cascata depois do painel cair */
  .nav > * { opacity: 0; transform: translateY(-10px); transition: opacity .3s ease, transform .4s var(--ease); }
  body.nav-open .nav > * { opacity: 1; transform: none; }
  body.nav-open .nav > *:nth-child(1) { transition-delay: .10s; }
  body.nav-open .nav > *:nth-child(2) { transition-delay: .15s; }
  body.nav-open .nav > *:nth-child(3) { transition-delay: .20s; }
  body.nav-open .nav > *:nth-child(4) { transition-delay: .25s; }
  body.nav-open .nav > *:nth-child(5) { transition-delay: .30s; }
  .nav > a { padding: 1.05rem .25rem; border-bottom: 1px solid var(--line); font-size: 1.12rem; font-weight: 600; color: var(--text); }
  .nav > a:hover { color: var(--accent); padding-left: .5rem; }
  /* controles realocados p/ dentro do menu (JS): a barra do topo fica só logo + hambúrguer */
  .nav-extras { display: flex; flex-direction: column; gap: var(--sp-4); padding-top: var(--sp-5, 1.25rem); margin-top: var(--sp-4); border-top: 1px solid var(--line); }
  .nav-extras-row { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-4); }
  .nav-extras .btn { width: 100%; justify-content: center; padding: .9rem 1.2rem; font-size: .98rem; }
  .nav-extras .btn--login { border-color: var(--line-strong); color: var(--text); }
  .nav-extras .btn--login span { display: inline; }
  .nav-extras .btn--login svg { width: 18px; height: 18px; opacity: 1; }
  .header-actions { gap: var(--sp-2); }
  /* o CTA primário não fica na barra (vai pro menu via JS; em páginas sem menu, some) */
  .header-actions .btn--primary { display: none; }
}

@media (max-width: 760px) {
  .grid-2, .grid-4, .sol-cols, .cases, .stats, .portal-features, .form-row { grid-template-columns: 1fr; }
  .grid-3:not(.cards-hscroll) { grid-template-columns: 1fr; }
  .stat { border-left: 0; border-top: 2px solid var(--line-strong); padding-left: 0; }

  /* Cards em rolagem horizontal com o dedo (Diferenciais, Tecnologias) — maiores e com peek do próximo */
  .cards-hscroll {
    display: flex; gap: var(--sp-4); grid-template-columns: none;
    overflow-x: auto; scroll-snap-type: x mandatory;
    padding: var(--sp-2) 0 var(--sp-6); scrollbar-width: none;
  }
  .cards-hscroll::-webkit-scrollbar { display: none; }
  .cards-hscroll > .card { flex: 0 0 82%; max-width: 340px; scroll-snap-align: center; padding: var(--sp-8) var(--sp-6); }
}

/* ==========================================================================
   PÁGINAS INTERNAS (deep pages)
   ========================================================================== */
.page-hero {
  position: relative; padding: calc(var(--header-h) + var(--sp-8)) 0 var(--sp-10, 2.5rem);
  background:
    radial-gradient(60% 80% at 80% 0%, rgba(27,77,140,.35), transparent 60%),
    var(--bg-2);
  border-bottom: 1px solid var(--line); overflow: hidden;
}
.page-hero h1 { font-size: clamp(1.9rem, 3.8vw, 2.7rem); margin: var(--sp-2) 0 var(--sp-3); max-width: 18ch; }
.page-hero p { font-size: clamp(.98rem, 1.35vw, 1.1rem); color: var(--text-2); max-width: 60ch; }
.breadcrumb { font-size: .82rem; color: var(--text-3); margin-bottom: var(--sp-3); }
.breadcrumb a { color: var(--text-2); }
.breadcrumb a:hover { color: var(--accent); }

.deep-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-12); align-items: center; padding: var(--sp-16) 0; border-bottom: 1px solid var(--line); }
.deep-row:nth-child(even) .deep-media { order: -1; }
.deep-media { aspect-ratio: 4/3; border-radius: var(--r-lg); border: 1px solid var(--line); background: var(--grad-deep); display: grid; place-items: center; color: var(--text-3); font-size: .85rem; text-align: center; padding: var(--sp-6); box-shadow: var(--shadow-card); }
.deep-media--img { padding: 0; overflow: hidden; }
.deep-media--img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.spec-list li { display: flex; gap: .7rem; padding: .55rem 0; color: var(--text-2); border-bottom: 1px solid var(--line); }
.spec-list li svg { width: 20px; height: 20px; color: var(--accent); flex: none; }
@media (max-width: 1024px) {
  .deep-row { grid-template-columns: 1fr; gap: var(--sp-8); }
  .deep-row:nth-child(even) .deep-media { order: 0; }
}

/* ==========================================================================
   PORTFÓLIO — visualizador 3D + grade de projetos
   ========================================================================== */
.pf-feature { display: grid; grid-template-columns: 1.25fr .85fr; gap: var(--sp-12); align-items: center; padding: var(--sp-16) 0; border-bottom: 1px solid var(--line); }

/* Palco do modelo 3D */
.mv-stage {
  position: relative; width: 100%; height: clamp(420px, 64vh, 680px);
  border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden;
  background:
    radial-gradient(120% 90% at 50% 0%, rgba(27,77,140,.28), transparent 60%),
    var(--grad-deep);
  box-shadow: var(--shadow-card);
}
.mv-stage:fullscreen { height: 100%; border-radius: 0; }
.mv-stage model-viewer {
  width: 100%; height: 100%; background: transparent;
  --poster-color: transparent;
  --progress-bar-color: transparent;
}

/* Barra de progresso custom */
.mv-progress {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: var(--sp-4);
  color: var(--text-2); font-size: .85rem; background: var(--grad-deep);
  transition: opacity var(--t-med), visibility var(--t-med);
}
.mv-progress.is-done { opacity: 0; visibility: hidden; pointer-events: none; }
.mv-progress span { max-width: min(86%, 460px); text-align: center; line-height: 1.5; }
.mv-progress.is-error { color: #ffb4b4; }
.mv-progress.is-error .mv-progress-track { display: none; }
.mv-progress-track { width: min(60%, 240px); height: 4px; border-radius: var(--r-pill); background: var(--line); overflow: hidden; }
.mv-progress-fill { width: 0%; height: 100%; background: var(--grad-accent); transition: width .2s linear; }

/* Dica de interação */
.mv-hint {
  position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: .5rem; max-width: calc(100% - 28px);
  padding: .5rem .9rem; border-radius: var(--r-pill);
  background: rgba(7,17,31,.6); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border: 1px solid var(--line); color: var(--text-2); font-size: .78rem; text-align: center;
  transition: opacity var(--t-med), transform var(--t-med);
}
.mv-hint svg { width: 16px; height: 16px; color: var(--accent); flex: none; }
.mv-hint.is-hidden { opacity: 0; transform: translateX(-50%) translateY(8px); pointer-events: none; }

/* Botões de controle */
.mv-bar { position: absolute; top: 12px; right: 12px; display: flex; flex-direction: column; gap: .4rem; }
.mv-btn {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .5rem .8rem; border-radius: var(--r-pill); font-size: .8rem; font-weight: 600;
  color: var(--text); background: rgba(7,17,31,.55); border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  cursor: pointer; transition: background var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}
.mv-btn:hover { background: rgba(92,225,230,.12); border-color: var(--line-strong); transform: translateY(-1px); }
.mv-btn svg { width: 16px; height: 16px; color: var(--accent); }
.mv-btn[aria-pressed="false"] { color: var(--text-3); }
.mv-btn[aria-pressed="false"] svg { color: var(--text-3); }
.mv-ar {
  position: absolute; bottom: 14px; right: 14px;
  padding: .55rem 1rem; border-radius: var(--r-pill); font-weight: 600; font-size: .82rem;
  color: #04121d; background: var(--grad-accent); border: 0; cursor: pointer;
}

/* Painel de info do projeto em destaque */
.pf-info h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }

/* Portfólios — rolagem horizontal (base: swipe nativo; desktop: pin + scroll-jack via JS) */
.pf-scroll { position: relative; padding: var(--sp-16) 0; }
.pf-scroll-head { padding: 0 1.25rem; margin-bottom: var(--sp-8); }
.pf-scroll-hint { display: none; }
.pf-track {
  display: flex; gap: var(--sp-4);
  overflow-x: auto; scroll-snap-type: x mandatory;
  padding: 0 1.25rem var(--sp-4); scrollbar-width: none;
}
.pf-track::-webkit-scrollbar { display: none; }
.pf-slide {
  flex: 0 0 84%; max-width: 360px; scroll-snap-align: center;
  background: var(--bg-3); border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow: hidden; transition: border-color var(--t-med), box-shadow var(--t-med);
}
.pf-slide:hover { border-color: var(--line-strong); box-shadow: var(--shadow-card); }
.pf-slide-media { aspect-ratio: 16/12; overflow: hidden; background: var(--grad-deep); }
.pf-slide-media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--t-med); }
/* Frotas (#homeScroll): card acompanha a foto (quase quadrada) — sem corte e sem faixa */
#homeScroll .pf-slide-media { aspect-ratio: auto; height: auto; }
#homeScroll .pf-slide-media img { width: 100%; height: auto; object-fit: contain; }
@media (min-width: 1025px) {
  /* desktop (scroll-jack): foto menor e centralizada, sem sobrepor o cabeçalho */
  #homeScroll.pf-pinned .pf-slide-media { width: auto; height: auto; max-width: 530px; max-height: 64vh; margin: 0 0 0 auto; }
  #homeScroll.pf-pinned .pf-slide-media img { width: auto; height: auto; max-width: 100%; max-height: 64vh; }
}
.pf-slide:hover .pf-slide-media img { transform: scale(1.04); }
.pf-slide-body { padding: var(--sp-6); }
.pf-slide-body .badge { margin-bottom: .6rem; }
.pf-slide-body h3 { margin: .35rem 0 .5rem; }
.pf-slide-body p { color: var(--text-2); font-size: .95rem; }
.pf-3d-note { color: var(--text-3) !important; font-size: .85rem !important; margin-top: .85rem; }
.pf-3d-note span { color: var(--accent); font-weight: 700; }

/* ---------- Visualizador foto ↔ 3D (slide do caminhão) ---------- */
/* O modelo fica SOBREPOSTO ao card (sempre na tela = sempre renderizando);
   o botão "Ver em 3D" faz o cross-fade entre foto e 3D. */
.pf-viewer { position: relative; isolation: isolate; }
.pf-layer { position: absolute; inset: 0; margin: 0; width: 100%; height: 100%; overflow: hidden; }
.pf-layer--photo img { width: 100%; height: 100%; object-fit: cover; display: block; }
.pf-layer--model {
  background: radial-gradient(120% 90% at 50% 0%, rgba(27, 77, 140, .32), transparent 62%), var(--grad-deep);
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .5s ease, visibility .5s ease;
}
.pf-viewer.is-3d .pf-layer--model { opacity: 1; visibility: visible; pointer-events: auto; }
.pf-viewer.is-3d .pf-layer--photo { opacity: 0; transition: opacity .5s ease; }
.pf-layer--photo { transition: opacity .5s ease; }
.pf-mv { width: 100%; height: 100%; background: transparent; --poster-color: transparent; --progress-bar-color: transparent; }
.pf-mv::part(default-progress-bar) { display: none; }

/* skeleton discreto enquanto o 3D não termina de carregar (sem texto "carregando") */
.pf-mv-skel { position: absolute; inset: 0; z-index: 2; display: flex; align-items: center; justify-content: center; gap: .5rem; background: transparent; transition: opacity .5s ease, visibility .5s ease; }
.pf-mv-skel span { width: 9px; height: 9px; border-radius: 50%; background: var(--accent); animation: pfPulse 1s ease-in-out infinite; }
.pf-mv-skel span:nth-child(2) { animation-delay: .15s; }
.pf-mv-skel span:nth-child(3) { animation-delay: .3s; }
.pf-mv-skel.is-done, .pf-mv-skel.is-soft { opacity: 0; visibility: hidden; pointer-events: none; }
@keyframes pfPulse { 0%, 100% { transform: scale(.6); opacity: .3; } 50% { transform: scale(1); opacity: 1; } }

/* dica "arraste para girar" */
.pf-mv-hint { position: absolute; left: 50%; bottom: 14px; transform: translate(-50%, 8px); z-index: 3; display: inline-flex; align-items: center; padding: .42rem .8rem; border-radius: var(--r-pill); background: rgba(7, 17, 31, .6); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); border: 1px solid var(--line); color: var(--text-2); font-size: .76rem; opacity: 0; pointer-events: none; transition: opacity .35s, transform .35s; }
.pf-mv-hint.is-on { opacity: 1; transform: translate(-50%, 0); }

/* botão Ver em 3D / Ver foto (canto superior direito) */
.pf-3d-toggle {
  position: absolute; top: 12px; right: 12px; z-index: 5;
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .5rem .85rem; border-radius: var(--r-pill);
  font-size: .82rem; font-weight: 700; letter-spacing: .01em; cursor: pointer;
  color: var(--text); background: rgba(7, 17, 31, .58); border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, .28);
  transition: background var(--t-fast), border-color var(--t-fast), transform var(--t-fast), box-shadow var(--t-fast);
}
.pf-3d-toggle:hover { background: rgba(92, 225, 230, .16); border-color: var(--line-strong); transform: translateY(-1px); }
.pf-3d-toggle:active { transform: translateY(0) scale(.97); }
.pf-3d-toggle svg { width: 17px; height: 17px; color: var(--accent); flex: none; }
.pf-3d-toggle .ico-photo, .pf-3d-toggle .t-photo { display: none; }
.pf-viewer.is-3d .pf-3d-toggle .ico-cube, .pf-viewer.is-3d .pf-3d-toggle .t-3d { display: none; }
.pf-viewer.is-3d .pf-3d-toggle .ico-photo, .pf-viewer.is-3d .pf-3d-toggle .t-photo { display: inline; }
/* pulso sutil para chamar atenção quando o 3D já está pronto (e ainda em foto) */
.pf-viewer.is-3d-ready:not(.is-3d) .pf-3d-toggle { animation: pfReady 2.6s ease-in-out 1s 2; }
@keyframes pfReady { 0%, 100% { box-shadow: 0 6px 20px rgba(0, 0, 0, .28); } 50% { box-shadow: 0 6px 26px rgba(92, 225, 230, .45); } }

@media (prefers-reduced-motion: reduce) {
  .pf-layer, .pf-3d-toggle { transition: none; }
  .pf-viewer.is-3d-ready:not(.is-3d) .pf-3d-toggle { animation: none; }
}

@media (min-width: 1025px) {
  .pf-scroll-hint { display: block; color: var(--text-3); font-size: .85rem; margin-top: .35rem; }
  /* modo "pinned": a rolagem vertical move o trilho na horizontal (classe via JS) */
  .pf-scroll.pf-pinned { padding: 0; }
  /* sticky em coluna: cabeçalho fixo no topo (sempre visível) + trilho ocupa o resto */
  .pf-scroll.pf-pinned .pf-scroll-sticky { position: sticky; top: 0; height: 100svh; overflow: hidden; display: flex; flex-direction: column; }
  .pf-scroll.pf-pinned .pf-scroll-head { position: static; flex: none; margin: 0; padding: calc(var(--header-h) + var(--sp-4)) 6vw var(--sp-2); z-index: 6; }
  .pf-scroll.pf-pinned .pf-scroll-head h2 { display: none; }

  .pf-scroll.pf-pinned .pf-track {
    flex: 1 1 auto; min-height: 0;
    overflow: visible; scroll-snap-type: none; flex-wrap: nowrap;
    padding: 0; gap: 0; align-items: stretch; will-change: transform;
  }
  /* cada projeto = um painel que ocupa a largura inteira da tela (respiro nas bordas) */
  .pf-scroll.pf-pinned .pf-slide {
    flex: 0 0 100vw; max-width: none; scroll-snap-align: none;
    background: none; border: 0; border-radius: 0; box-shadow: none; overflow: visible;
    display: grid; grid-template-columns: 1.15fr .85fr; align-items: center;
    gap: clamp(1.25rem, 2.4vw, 2.75rem); height: 100%;
    padding: var(--sp-6) 6vw var(--sp-12); box-sizing: border-box;
  }
  /* FOTO GRANDE à esquerda */
  .pf-scroll.pf-pinned .pf-slide-media {
    aspect-ratio: auto; height: 100%; width: 100%;
    border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-card);
  }
  .pf-scroll.pf-pinned .pf-slide:hover { box-shadow: none; }
  .pf-scroll.pf-pinned .pf-slide:hover .pf-slide-media img { transform: none; }
  /* TEXTO FLUTUANTE à direita (sem card) */
  .pf-scroll.pf-pinned .pf-slide-body { padding: 0; max-width: 32vw; }
  .pf-scroll.pf-pinned .pf-slide-body .badge { margin-bottom: var(--sp-4); }
  .pf-scroll.pf-pinned .pf-slide-body h3 { font-size: clamp(1.9rem, 3.2vw, 3rem); line-height: 1.06; margin: 0 0 var(--sp-5, 1.25rem); }
  .pf-scroll.pf-pinned .pf-slide-body p { font-size: 1.1rem; line-height: 1.6; max-width: 40ch; }
}

@media (max-width: 1024px) {
  .pf-feature { grid-template-columns: 1fr; gap: var(--sp-8); }
}
@media (max-width: 760px) {
  .mv-bar { flex-direction: row; flex-wrap: wrap; top: auto; bottom: 12px; right: 12px; left: 12px; justify-content: center; }
  .mv-btn span { display: none; }
  .mv-btn { padding: .55rem; }
  .mv-hint { display: none; }
  .mv-ar { bottom: auto; top: 12px; right: 12px; }
}

/* ==========================================================================
   LIGHT MODE
   ========================================================================== */
[data-theme="light"] {
  --bg:          #EEF3F9;
  --bg-2:        #E3EBF4;
  --bg-3:        #FFFFFF;
  --blue-tech:   #1B4D8C;
  --blue-future: #1E78C8;   /* mais escuro p/ contraste sobre claro */
  --accent:      #0E9AA2;   /* teal mais escuro p/ AA sobre branco */
  --text:        #0B1B2E;
  --text-2:      #3C4A5C;
  --text-3:      #6A7787;
  --line:        rgba(11,27,46,.12);
  --line-strong: rgba(27,77,140,.32);
  --grad-deep:   linear-gradient(160deg, #FFFFFF, #E9EFF6);
  --shadow-card: 0 18px 50px -24px rgba(11,27,46,.30);
  --glow-accent: 0 0 0 1px rgba(14,154,162,.35), 0 8px 30px rgba(30,120,200,.18);
  --section-alt-bg: rgba(227,235,244,.55);
  --footer-bg:      rgba(227,235,244,.66);
  color-scheme: light;
}
/* superfícies com cor fixa que precisam adaptar no claro */
[data-theme="light"] .site-header .container { background: rgba(255,255,255,.62); border-color: rgba(15,30,50,.1); }
[data-theme="light"] .site-header.scrolled .container { background: rgba(255,255,255,.85); border-color: rgba(15,30,50,.16); }
[data-theme="light"] .btn--login:hover { background: rgba(15,30,50,.05); border-color: rgba(15,30,50,.12); }
[data-theme="light"] .btn--primary { color: #FFFFFF; }
/* sombra do caminhão suave no claro (a preta forte era recortada na emenda hero/seção) */
[data-theme="light"] .hero-truck { filter: drop-shadow(0 12px 22px rgba(20, 40, 70, .12)); }
[data-theme="light"] .cookie { background: rgba(255,255,255,.96); }
[data-theme="light"] .hero-badges svg,
[data-theme="light"] .card .ico { color: var(--blue-tech); }
/* no light o gradiente do hover é escuro (azul/teal) — glifo branco p/ contrastar */
[data-theme="light"] .card:hover .ico { color: #fff; }
[data-theme="light"] .badge { background: rgba(14,154,162,.12); }
/* overlay do hero: trocar o véu navy fixo por um claro (corrige a "sombra escura" atrás do caminhão) */
[data-theme="light"] .hero::after {
  background:
    radial-gradient(48% 55% at 14% 38%, rgba(63,169,245,.14), transparent 62%),
    linear-gradient(90deg, var(--bg) 30%, rgba(227,235,244,.3) 60%, rgba(227,235,244,0) 100%);
}
/* Portal: trocar o glow navy forte (bom no escuro) por tons claros suaves no light mode */
[data-theme="light"] .portal {
  background:
    radial-gradient(70% 120% at 85% 10%, rgba(63,169,245,.12), transparent 55%),
    radial-gradient(50% 80% at 10% 90%, rgba(14,154,162,.08), transparent 60%),
    var(--section-alt-bg);
}
@media (max-width: 760px) {
  [data-theme="light"] .nav { background: rgba(255,255,255,.98); }
}

/* ==========================================================================
   REDUCED MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  [data-reveal], [data-stagger] > * { opacity: 1 !important; transform: none !important; }
}
