:root {
  --rangel-navy-950: #071720;
  --rangel-navy-900: #0b1f2a;
  --rangel-navy-800: #12303d;
  --rangel-green-700: #245c42;
  --rangel-green-600: #2f6f4e;
  --rangel-green-500: #39845e;
  --rangel-green-100: #dfeee6;
  --rangel-green-50: #eff7f2;
  --rangel-white: #ffffff;
  --rangel-surface: #f4f7f6;
  --rangel-line: #dce5e2;
  --rangel-text: #10212a;
  --rangel-muted: #5e6f77;
  --shadow-sm: 0 8px 24px rgba(7, 23, 32, .08);
  --shadow-lg: 0 28px 70px rgba(7, 23, 32, .18);
  --radius-sm: .65rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --container: 1180px;
  --header-height: 78px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 1rem); }
body {
  margin: 0;
  background: var(--rangel-white);
  color: var(--rangel-text);
  font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img, svg { display: block; }
img { max-width: 100%; height: auto; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: .75rem; left: .75rem; z-index: 999; padding: .75rem 1rem; background: var(--rangel-white); color: var(--rangel-navy-900); border-radius: .5rem; transform: translateY(-160%); transition: transform .2s; }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid #57b77e; outline-offset: 3px; }

.site-header { position: sticky; top: 0; z-index: 100; height: var(--header-height); background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(220,229,226,.9); backdrop-filter: blur(14px); }
.header-inner { height: 100%; display: flex; align-items: center; gap: 2rem; }
.brand { display: inline-flex; width: 78px; height: 72px; align-items: center; justify-content: center; flex: none; }
.brand img { width: 70px; height: 70px; object-fit: contain; }
.nav-shell { display: flex; align-items: center; justify-content: flex-end; gap: 1.35rem; width: 100%; }
.main-nav { display: flex; align-items: center; gap: clamp(.7rem, 1.5vw, 1.45rem); }
.main-nav a { position: relative; color: #32464f; font-size: .93rem; font-weight: 650; text-decoration: none; padding-block: .65rem; }
.main-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: .3rem; height: 2px; background: var(--rangel-green-600); transition: right .25s ease; }
.main-nav a:hover::after, .main-nav a[aria-current="page"]::after { right: 0; }
.menu-toggle { display: none; width: 44px; height: 44px; padding: 10px; border: 0; background: transparent; border-radius: .6rem; cursor: pointer; }
.menu-toggle > span:not(.sr-only) { width: 22px; height: 2px; margin: 4px auto; background: var(--rangel-navy-900); transition: transform .25s, opacity .25s; }

.btn { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: .6rem; padding: .76rem 1.2rem; border: 1px solid transparent; border-radius: var(--radius-sm); font-size: .92rem; font-weight: 750; text-decoration: none; cursor: pointer; transition: background .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--rangel-green-600); color: var(--rangel-white); box-shadow: 0 10px 26px rgba(47,111,78,.23); }
.btn-primary:hover { background: var(--rangel-green-700); box-shadow: 0 14px 32px rgba(47,111,78,.3); }
.btn-secondary { background: var(--rangel-navy-900); color: var(--rangel-white); }
.btn-secondary:hover { background: var(--rangel-navy-800); }
.btn-ghost { border-color: #bfcdc8; background: rgba(255,255,255,.65); color: var(--rangel-navy-900); }
.btn-ghost:hover { background: var(--rangel-white); border-color: var(--rangel-navy-900); }
.restricted { position: relative; }
.restricted-trigger svg { width: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; transition: transform .2s; }
.restricted-trigger[aria-expanded="true"] svg { transform: rotate(180deg); }
.restricted-menu { position: absolute; right: 0; top: calc(100% + .7rem); width: 294px; padding: .7rem; background: var(--rangel-white); border: 1px solid var(--rangel-line); border-radius: var(--radius-md); box-shadow: var(--shadow-lg); }
.restricted-menu[hidden] { display: none; }
.restricted-label { display: block; padding: .35rem .55rem .55rem; color: var(--rangel-muted); font-size: .72rem; font-weight: 800; letter-spacing: .09em; text-transform: uppercase; }
.restricted-menu a { display: grid; grid-template-columns: 38px 1fr 18px; gap: .7rem; align-items: center; padding: .75rem; border-radius: .7rem; color: var(--rangel-navy-900); text-decoration: none; }
.restricted-menu a:hover { background: var(--rangel-green-50); }
.restricted-menu a > svg { width: 18px; fill: none; stroke: var(--rangel-green-600); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.restricted-menu strong, .restricted-menu small { display: block; line-height: 1.25; }
.restricted-menu strong { font-size: .88rem; }
.restricted-menu small { margin-top: .2rem; color: var(--rangel-muted); font-size: .74rem; }
.system-icon { width: 38px; aspect-ratio: 1; display: grid; place-items: center; border-radius: .55rem; background: var(--rangel-green-100); color: var(--rangel-green-700); font-size: .72rem; font-weight: 850; }

.hero { position: relative; overflow: hidden; min-height: calc(100svh - var(--header-height)); background: linear-gradient(135deg, #f8fbfa 0%, #edf5f1 55%, #e4efea 100%); }
.hero::before { content: ""; position: absolute; width: 420px; height: 420px; left: -250px; top: 15%; border: 76px solid rgba(47,111,78,.055); border-radius: 50%; }
.hero-grid { min-height: calc(100svh - var(--header-height) - 48px); display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr); align-items: center; gap: clamp(2.5rem, 6vw, 6.5rem); padding-block: clamp(3.5rem, 8vh, 7rem); }
.hero-copy { position: relative; z-index: 2; }
.eyebrow { display: flex; align-items: center; gap: .65rem; margin: 0 0 1.25rem; color: var(--rangel-green-700); font-size: .76rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow span { width: 28px; height: 2px; background: var(--rangel-green-600); }
.hero h1 { max-width: 790px; margin: 0; color: var(--rangel-navy-900); font-size: clamp(2.65rem, 5.2vw, 5.2rem); line-height: .98; letter-spacing: -.055em; font-weight: 820; }
.hero h1 em { display: block; color: var(--rangel-green-600); font-style: normal; }
.hero-lead { max-width: 650px; margin: 1.55rem 0 0; color: #52666f; font-size: clamp(1rem, 1.45vw, 1.18rem); line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.hero-points { display: flex; flex-wrap: wrap; gap: .75rem 1.15rem; padding: 0; margin: 2rem 0 0; list-style: none; color: #415861; font-size: .82rem; font-weight: 650; }
.hero-points li { display: inline-flex; align-items: center; gap: .36rem; }
.hero-points svg { width: 17px; fill: none; stroke: var(--rangel-green-600); stroke-width: 2.2; }
.hero-visual { position: relative; }
.hero-visual::before { content: ""; position: absolute; inset: 8% -18% -10% 18%; background: var(--rangel-navy-900); border-radius: 52% 0 0 8%; transform: rotate(-4deg); }
.hero-photo-wrap { position: relative; max-width: 570px; margin-left: auto; }
.hero-photo { position: relative; z-index: 1; width: 100%; aspect-ratio: .98; object-fit: cover; object-position: 52% 50%; border-radius: 46% 8% 8% 8%; box-shadow: var(--shadow-lg); }
.hero-card { position: absolute; z-index: 2; left: -2.1rem; bottom: 2.1rem; display: flex; align-items: center; gap: .8rem; min-width: 210px; padding: .9rem 1rem; background: rgba(255,255,255,.96); border: 1px solid rgba(255,255,255,.8); border-radius: .85rem; box-shadow: var(--shadow-sm); }
.hero-card-icon { width: 42px; aspect-ratio: 1; display: grid; place-items: center; flex: none; border-radius: .65rem; background: var(--rangel-green-100); color: var(--rangel-green-700); }
.hero-card-icon svg { width: 22px; fill: none; stroke: currentColor; stroke-width: 1.65; }
.hero-card small, .hero-card strong { display: block; line-height: 1.25; }
.hero-card small { color: var(--rangel-muted); font-size: .72rem; }
.hero-card strong { margin-top: .15rem; color: var(--rangel-navy-900); font-size: .93rem; }
.hero-rail { height: 48px; display: flex; align-items: center; justify-content: center; gap: clamp(.75rem, 3vw, 2rem); padding-inline: 1rem; background: var(--rangel-navy-900); color: rgba(255,255,255,.78); font-size: .7rem; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; white-space: nowrap; overflow: hidden; }
.hero-rail i { width: 4px; height: 4px; flex: none; border-radius: 50%; background: var(--rangel-green-500); }
.preview-next { padding: 7rem 0; }
.preview-next h2 { max-width: 720px; margin: 0; color: var(--rangel-navy-900); font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1.08; letter-spacing: -.04em; }

@media (max-width: 900px) {
  :root { --header-height: 68px; }
  .header-inner { justify-content: space-between; }
  .brand { width: 62px; height: 60px; }
  .brand img { width: 58px; height: 58px; }
  .menu-toggle { display: block; margin-left: auto; }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) { transform: translateY(6px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-child(3) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] > span:nth-child(4) { transform: translateY(-6px) rotate(-45deg); }
  .nav-shell { position: fixed; inset: var(--header-height) 0 auto; height: calc(100dvh - var(--header-height)); display: none; align-items: stretch; justify-content: flex-start; flex-direction: column; gap: 1.3rem; padding: 1.2rem 1rem 2rem; background: var(--rangel-white); border-top: 1px solid var(--rangel-line); overflow-y: auto; }
  .nav-shell.open { display: flex; }
  .main-nav { align-items: stretch; flex-direction: column; gap: 0; }
  .main-nav a { padding: 1rem .35rem; border-bottom: 1px solid var(--rangel-line); font-size: 1rem; }
  .main-nav a::after { display: none; }
  .restricted { margin-top: .4rem; }
  .restricted-trigger { width: 100%; }
  .restricted-menu { position: static; width: 100%; margin-top: .65rem; box-shadow: none; background: var(--rangel-surface); }
  .hero-grid { grid-template-columns: 1fr; gap: 3.3rem; padding-top: 4rem; }
  .hero-copy { text-align: center; }
  .eyebrow, .hero-actions, .hero-points { justify-content: center; }
  .hero h1, .hero-lead { margin-inline: auto; }
  .hero-visual { width: min(88%, 580px); margin-inline: auto; }
}

@media (max-width: 560px) {
  .container { width: min(100% - 1.25rem, var(--container)); }
  .hero-grid { padding-block: 3.2rem 4rem; }
  .hero h1 { font-size: clamp(2.45rem, 13vw, 3.4rem); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-points { display: grid; grid-template-columns: 1fr 1fr; justify-items: start; width: max-content; max-width: 100%; margin-inline: auto; }
  .hero-photo-wrap { width: 95%; margin-inline: auto; }
  .hero-card { left: -.75rem; bottom: 1rem; min-width: 190px; }
  .hero-rail { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Estrutura institucional */
.section { padding-block: clamp(5rem, 9vw, 8.5rem); }
.section-heading h2,
.center-heading h2,
.technology h2,
.footprint h2,
.contact h2,
.cta h2 {
  margin: 0;
  color: var(--rangel-navy-900);
  font-size: clamp(2.25rem, 4.6vw, 4.45rem);
  font-weight: 820;
  line-height: 1.02;
  letter-spacing: -.052em;
}
.section-heading h2 em { color: var(--rangel-green-600); font-style: normal; }
.center-heading { max-width: 760px; margin: 0 auto clamp(3rem, 6vw, 5rem); text-align: center; }
.center-heading .eyebrow { justify-content: center; }
.center-heading p:last-child { max-width: 620px; margin: 1.2rem auto 0; color: var(--rangel-muted); font-size: 1.03rem; }
.text-link { display: inline-flex; align-items: center; gap: .55rem; margin-top: .5rem; color: var(--rangel-green-700); font-weight: 780; text-underline-offset: .25rem; }

/* Sobre */
.about { background: var(--rangel-white); }
.about-grid { display: grid; grid-template-columns: minmax(0,.9fr) minmax(0,1fr); gap: clamp(3rem, 8vw, 8rem); align-items: start; }
.about-copy { padding-top: .2rem; }
.about-copy p { margin: 0 0 1.25rem; color: var(--rangel-muted); }
.about-copy .lead { color: #233b45; font-size: clamp(1.12rem, 1.9vw, 1.42rem); line-height: 1.65; }
.stats-grid { display: grid; grid-template-columns: repeat(5,1fr); margin-top: clamp(3.5rem, 7vw, 6rem); border-block: 1px solid var(--rangel-line); }
.stat { position: relative; min-width: 0; padding: 2rem 1.25rem; text-align: center; }
.stat + .stat::before { content: ""; position: absolute; left: 0; top: 24%; bottom: 24%; width: 1px; background: var(--rangel-line); }
.stat strong, .stat span { display: block; }
.stat strong { color: var(--rangel-navy-900); font-size: clamp(2rem, 3.4vw, 3.25rem); line-height: 1; letter-spacing: -.05em; }
.stat span { margin-top: .55rem; color: var(--rangel-muted); font-size: .8rem; font-weight: 700; }

/* Missão, visão e valores */
.purpose { position: relative; overflow: hidden; background: var(--rangel-navy-900); color: var(--rangel-white); }
.purpose::after { content: "R"; position: absolute; right: -3vw; bottom: -28vw; color: rgba(255,255,255,.025); font-size: min(65vw, 780px); font-weight: 900; line-height: 1; }
.purpose-head { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .6fr; gap: 4rem; align-items: end; }
.purpose h2, .technology h2, .cta h2 { color: var(--rangel-white); }
.purpose-head > p { max-width: 390px; margin: 0 0 .3rem auto; color: #b8c9cf; font-size: 1.03rem; }
.eyebrow-light { color: #80c49e; }
.eyebrow-light span { background: #80c49e; }
.purpose-grid { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3,1fr); margin-top: clamp(3rem,6vw,5rem); border: 1px solid rgba(255,255,255,.12); }
.purpose-card { min-width: 0; padding: clamp(1.6rem,3vw,2.8rem); }
.purpose-card + .purpose-card { border-left: 1px solid rgba(255,255,255,.12); }
.purpose-card > span { color: #80c49e; font-size: .72rem; font-weight: 850; letter-spacing: .12em; }
.purpose-card h3 { margin: 2.8rem 0 .85rem; color: var(--rangel-white); font-size: 1.45rem; }
.purpose-card p { margin: 0; color: #adc0c7; font-size: .92rem; line-height: 1.75; }

/* Serviços */
.services { background: var(--rangel-surface); }
.service-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 1rem; }
.service-card { position: relative; min-height: 350px; padding: clamp(1.6rem,3vw,2.5rem); overflow: hidden; background: var(--rangel-white); border: 1px solid var(--rangel-line); border-radius: var(--radius-md); transition: transform .25s, box-shadow .25s, border-color .25s; }
.service-card::after { content: ""; position: absolute; right: -70px; bottom: -70px; width: 150px; height: 150px; border: 34px solid var(--rangel-green-50); border-radius: 50%; }
.service-card:hover { transform: translateY(-5px); border-color: #b6cac2; box-shadow: var(--shadow-sm); }
.service-number { position: absolute; top: 1.4rem; right: 1.5rem; color: #9bacb2; font-size: .75rem; font-weight: 850; letter-spacing: .12em; }
.service-icon { width: 52px; aspect-ratio: 1; display: grid; place-items: center; background: var(--rangel-navy-900); color: #8ac8a5; border-radius: .7rem; font-size: .72rem; font-weight: 850; letter-spacing: .08em; }
.service-card h3 { margin: 2rem 0 .75rem; color: var(--rangel-navy-900); font-size: clamp(1.35rem,2vw,1.75rem); letter-spacing: -.025em; }
.service-card p { max-width: 490px; margin: 0; color: var(--rangel-muted); }
.service-card ul { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: .45rem; padding: 0; margin: 1.5rem 0 0; list-style: none; }
.service-card li { padding: .42rem .62rem; background: var(--rangel-green-50); border-radius: 999px; color: var(--rangel-green-700); font-size: .72rem; font-weight: 700; }

/* Tecnologia */
.technology { position: relative; overflow: hidden; background: linear-gradient(135deg,var(--rangel-navy-950),#102f3c); color: var(--rangel-white); }
.technology::before { content: ""; position: absolute; inset: 0; opacity: .23; background-image: linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px); background-size: 42px 42px; mask-image: linear-gradient(90deg,transparent,#000); }
.technology-grid { position: relative; display: grid; grid-template-columns: minmax(0,.9fr) minmax(400px,1fr); gap: clamp(3rem,8vw,7rem); align-items: center; }
.technology-copy > p:not(.eyebrow) { margin: 1.5rem 0 0; color: #b2c4ca; line-height: 1.8; }
.technology-tags { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.7rem; }
.technology-tags span { padding: .5rem .72rem; border: 1px solid rgba(123,194,153,.36); border-radius: 999px; color: #a2d5b8; font-size: .74rem; font-weight: 700; }
.control-panel { overflow: hidden; background: rgba(10,28,37,.78); border: 1px solid rgba(143,194,164,.22); border-radius: var(--radius-lg); box-shadow: 0 30px 80px rgba(0,0,0,.28); backdrop-filter: blur(12px); }
.panel-top, .panel-foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1rem 1.2rem; }
.panel-top { border-bottom: 1px solid rgba(255,255,255,.09); }
.panel-top > div { display: flex; align-items: center; gap: .55rem; font-size: .85rem; }
.panel-dot { width: 8px; height: 8px; border-radius: 50%; background: #65c98d; box-shadow: 0 0 0 5px rgba(101,201,141,.12); }
.panel-status { padding: .3rem .55rem; background: rgba(80,178,121,.12); color: #88d0a6; border-radius: 999px; font-size: .66rem; font-weight: 800; text-transform: uppercase; letter-spacing: .09em; }
.process-flow { padding: 1rem 1.25rem; margin: 0; list-style: none; }
.process-flow li { position: relative; display: grid; grid-template-columns: 42px 1fr; gap: .9rem; align-items: center; padding: .8rem 0; }
.process-flow li > span { width: 42px; aspect-ratio: 1; display: grid; place-items: center; border: 1px solid rgba(139,202,165,.25); border-radius: .65rem; color: #80c99f; font-size: .68rem; font-weight: 850; }
.process-flow strong, .process-flow small { display: block; line-height: 1.3; }
.process-flow strong { font-size: .88rem; }
.process-flow small { margin-top: .15rem; color: #80939b; font-size: .72rem; }
.process-flow i { position: absolute; left: 20px; top: calc(50% + 22px); height: 16px; border-left: 1px dashed rgba(128,201,159,.35); }
.panel-foot { background: rgba(255,255,255,.035); border-top: 1px solid rgba(255,255,255,.09); }
.panel-foot span { color: #758a93; font-size: .72rem; }
.panel-foot strong { color: #8bd1a8; font-size: .85rem; }

/* Operação */
.operation-intro { display: grid; grid-template-columns: 1fr .65fr; gap: 4rem; align-items: end; margin-bottom: clamp(3rem,6vw,5rem); }
.operation-intro > p { max-width: 500px; margin: 0 0 .2rem auto; color: var(--rangel-muted); }
.operation-gallery { display: grid; grid-template-columns: repeat(3,1fr); grid-template-rows: repeat(2,minmax(190px,260px)); gap: .8rem; }
.operation-gallery figure { position: relative; min-width: 0; min-height: 0; margin: 0; overflow: hidden; border-radius: var(--radius-md); background: var(--rangel-surface); }
.operation-gallery .gallery-feature { grid-row: 1 / 3; grid-column: span 2; }
.operation-gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.operation-gallery figure:hover img { transform: scale(1.035); }
.operation-gallery figcaption { position: absolute; left: .8rem; bottom: .8rem; padding: .4rem .65rem; background: rgba(7,23,32,.82); border-radius: .45rem; color: var(--rangel-white); font-size: .72rem; font-weight: 700; backdrop-filter: blur(7px); }
.differential-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; margin-top: clamp(2rem,5vw,4rem); }
.differential { padding: 1.3rem 0; border-top: 2px solid var(--rangel-navy-900); }
.differential > span { color: var(--rangel-green-600); font-size: .7rem; font-weight: 850; letter-spacing: .1em; }
.differential h3 { margin: 1.2rem 0 .5rem; color: var(--rangel-navy-900); font-size: 1.05rem; }
.differential p { margin: 0; color: var(--rangel-muted); font-size: .85rem; line-height: 1.65; }

/* Presença */
.footprint { background: var(--rangel-surface); }
.footprint-grid { display: grid; grid-template-columns: 1.05fr .8fr; gap: clamp(3rem,8vw,7rem); align-items: center; }
.footprint-visual { padding: .7rem; background: var(--rangel-white); border: 1px solid var(--rangel-line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.footprint-visual img { width: 100%; border-radius: calc(var(--radius-lg) - .45rem); }
.footprint-copy > p:not(.eyebrow) { color: var(--rangel-muted); }
.regions { margin-top: 1.8rem; border-top: 1px solid var(--rangel-line); }
.regions details { border-bottom: 1px solid var(--rangel-line); }
.regions summary { position: relative; padding: 1rem 2rem 1rem 0; color: var(--rangel-navy-900); font-weight: 780; cursor: pointer; list-style: none; }
.regions summary::-webkit-details-marker { display: none; }
.regions summary::after { content: "+"; position: absolute; right: .15rem; top: .8rem; color: var(--rangel-green-600); font-size: 1.3rem; font-weight: 400; }
.regions details[open] summary::after { content: "−"; }
.regions p { margin: -.25rem 2rem 1.15rem 0; color: var(--rangel-muted); font-size: .88rem; }

/* Clientes */
.clients { background: var(--rangel-white); }
.client-groups { display: grid; gap: 1.25rem; }
.client-group { padding: clamp(1.2rem,3vw,2rem); border: 1px solid var(--rangel-line); border-radius: var(--radius-md); }
.client-group h3 { margin: 0 0 1.5rem; color: var(--rangel-navy-900); font-size: .82rem; letter-spacing: .09em; text-transform: uppercase; }
.logo-grid { display: grid; grid-template-columns: repeat(8,1fr); gap: .65rem; align-items: center; }
.logo-grid img { width: 100%; height: 66px; padding: .5rem; object-fit: contain; filter: grayscale(1); opacity: .72; transition: filter .25s,opacity .25s,transform .25s; }
.logo-grid img:hover { filter: grayscale(0); opacity: 1; transform: scale(1.05); }

/* Conformidade */
.compliance { background: var(--rangel-green-50); border-block: 1px solid var(--rangel-green-100); }
.compliance-grid { display: grid; grid-template-columns: .72fr 1.2fr; gap: clamp(3rem,8vw,7rem); align-items: center; }
.compliance-copy h2 { margin: 0; color: var(--rangel-navy-900); font-size: clamp(2.15rem,4vw,3.8rem); line-height: 1.06; letter-spacing: -.045em; }
.compliance-copy > p:not(.eyebrow) { color: var(--rangel-muted); }
.cert-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: .65rem; }
.cert-grid > div { display: grid; place-items: center; min-width: 0; min-height: 150px; padding: 1rem; background: var(--rangel-white); border: 1px solid #d9e8df; border-radius: .8rem; text-align: center; }
.cert-grid img { max-width: 100px; height: 70px; object-fit: contain; filter: grayscale(.25); }
.cert-grid span { margin-top: .6rem; color: var(--rangel-muted); font-size: .68rem; font-weight: 700; }

/* CTA */
.cta { padding-block: 1.2rem; background: var(--rangel-white); }
.cta-inner { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 2rem; overflow: hidden; padding: clamp(2rem,5vw,4rem); background: var(--rangel-green-600); border-radius: var(--radius-lg); color: var(--rangel-white); }
.cta-inner::after { content: ""; position: absolute; right: 19%; top: -90%; width: 340px; height: 340px; border: 55px solid rgba(255,255,255,.06); border-radius: 50%; }
.cta-inner > * { position: relative; z-index: 1; }
.cta h2 { max-width: 760px; font-size: clamp(2rem,4vw,3.7rem); }
.cta-inner p:last-child { margin-bottom: 0; color: #e1f0e7; }
.btn-light { flex: none; background: var(--rangel-white); color: var(--rangel-green-700); box-shadow: var(--shadow-sm); }
.btn-light:hover { background: var(--rangel-navy-900); color: var(--rangel-white); }

/* Contato */
.contact-grid { display: grid; grid-template-columns: .85fr 1fr; gap: clamp(3rem,9vw,8rem); align-items: start; }
.contact-copy > p:not(.eyebrow) { color: var(--rangel-muted); }
.contact-primary { margin-top: 2.2rem; padding-left: 1.1rem; border-left: 3px solid var(--rangel-green-600); }
.contact-primary span, .contact-primary a { display: block; }
.contact-primary span { color: var(--rangel-muted); font-size: .75rem; font-weight: 750; text-transform: uppercase; letter-spacing: .06em; }
.contact-primary a { width: fit-content; margin-top: .35rem; color: var(--rangel-navy-900); font-weight: 750; text-decoration: none; overflow-wrap: anywhere; }
.contact-primary a:hover { color: var(--rangel-green-600); }
.contact-actions { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 2rem; }
.contact-panel { padding: clamp(1.4rem,3vw,2.2rem); background: var(--rangel-surface); border: 1px solid var(--rangel-line); border-radius: var(--radius-lg); }
.headquarters { display: grid; padding: 1.25rem; background: var(--rangel-navy-900); border-radius: .85rem; color: var(--rangel-white); }
.headquarters > span { color: #82c59e; font-size: .68rem; font-weight: 850; letter-spacing: .11em; text-transform: uppercase; }
.headquarters strong { margin-top: .2rem; font-size: 1.18rem; }
.headquarters a { width: fit-content; margin-top: .7rem; color: #b7c8cf; font-size: .78rem; }
.contact-panel h3 { margin: 1.8rem 0 .65rem; color: var(--rangel-navy-900); font-size: .92rem; }
.operation-contacts { padding: 0; margin: 0; list-style: none; }
.operation-contacts li { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .85rem 0; border-bottom: 1px solid var(--rangel-line); }
.operation-contacts span { display: flex; gap: .45rem; color: var(--rangel-muted); font-size: .8rem; }
.operation-contacts strong { color: var(--rangel-navy-900); }
.operation-contacts a { flex: none; color: var(--rangel-green-700); font-size: .8rem; font-weight: 750; text-decoration: none; }

/* FAQ */
.faq { padding-top: 2rem; }
.faq-grid { display: grid; grid-template-columns: .72fr 1fr; gap: clamp(3rem,8vw,7rem); align-items: start; }
.faq-list { border-top: 1px solid var(--rangel-line); }
.faq-list details { border-bottom: 1px solid var(--rangel-line); }
.faq-list summary { display: flex; justify-content: space-between; gap: 1rem; padding: 1.2rem 0; color: var(--rangel-navy-900); font-weight: 750; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--rangel-green-600); font-size: 1.3rem; line-height: 1; transition: transform .2s; }
.faq-list details[open] summary span { transform: rotate(45deg); }
.faq-list p { margin: -.3rem 2.5rem 1.3rem 0; color: var(--rangel-muted); font-size: .9rem; }

/* Rodapé e atalhos */
.whatsapp-float { position: fixed; z-index: 80; right: 1rem; bottom: 1rem; display: flex; align-items: center; gap: .5rem; min-height: 48px; padding: .7rem 1rem; background: #1d7446; border: 1px solid rgba(255,255,255,.3); border-radius: 999px; color: var(--rangel-white); box-shadow: 0 12px 32px rgba(7,23,32,.22); font-size: .78rem; font-weight: 800; text-decoration: none; transition: transform .2s,background .2s; }
.whatsapp-float:hover { transform: translateY(-3px); background: #155c37; }
.whatsapp-float svg { width: 20px; fill: currentColor; }
.site-footer { padding-top: 4rem; background: var(--rangel-navy-950); color: var(--rangel-white); }
.footer-grid { display: grid; grid-template-columns: 1.25fr .7fr 1.1fr .8fr; gap: clamp(2rem,5vw,5rem); padding-bottom: 3.5rem; }
.footer-brand img { width: 112px; height: 112px; object-fit: contain; background: var(--rangel-white); border-radius: .65rem; }
.footer-brand p { max-width: 260px; color: #8498a1; font-size: .84rem; }
.footer-grid nav, .footer-contact, .footer-access { display: flex; align-items: flex-start; flex-direction: column; gap: .55rem; }
.footer-grid strong { margin-bottom: .45rem; color: #c7d5da; font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; }
.footer-grid a { color: #8498a1; font-size: .8rem; text-decoration: none; overflow-wrap: anywhere; }
.footer-grid a:hover { color: #86cba4; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 1.2rem; border-top: 1px solid rgba(255,255,255,.08); color: #667b84; font-size: .72rem; }
.footer-bottom p { margin: 0; }
.footer-bottom a { color: inherit; }

/* Revelação progressiva apenas com JavaScript */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.js .reveal.revealed { opacity: 1; transform: none; }

@media (max-width: 1100px) {
  .logo-grid { grid-template-columns: repeat(6,1fr); }
  .differential-grid { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .about-grid, .technology-grid, .footprint-grid, .compliance-grid, .contact-grid, .faq-grid { grid-template-columns: 1fr; }
  .purpose-head, .operation-intro { grid-template-columns: 1fr; gap: 1.5rem; }
  .purpose-head > p, .operation-intro > p { margin-left: 0; }
  .stats-grid { grid-template-columns: repeat(3,1fr); }
  .stat:nth-child(4), .stat:nth-child(5) { border-top: 1px solid var(--rangel-line); }
  .stat:nth-child(4)::before { display: none; }
  .technology-grid { gap: 3rem; }
  .control-panel { width: min(100%,620px); }
  .compliance-copy { max-width: 680px; }
  .contact-copy { max-width: 680px; }
}

@media (max-width: 720px) {
  .section { padding-block: 4.8rem; }
  .purpose-grid, .service-grid { grid-template-columns: 1fr; }
  .purpose-card + .purpose-card { border-left: 0; border-top: 1px solid rgba(255,255,255,.12); }
  .service-card { min-height: 0; }
  .operation-gallery { grid-template-columns: 1fr 1fr; grid-template-rows: minmax(240px,55vw) repeat(2,minmax(170px,38vw)); }
  .operation-gallery .gallery-feature { grid-row: auto; grid-column: 1 / -1; }
  .logo-grid { grid-template-columns: repeat(4,1fr); }
  .cert-grid { grid-template-columns: repeat(2,1fr); }
  .cta-inner { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .section-heading h2, .center-heading h2, .technology h2, .footprint h2, .contact h2, .cta h2 { font-size: clamp(2rem,11vw,3rem); }
  .stats-grid { grid-template-columns: repeat(2,1fr); }
  .stat { padding: 1.5rem .65rem; }
  .stat:nth-child(3) { border-top: 1px solid var(--rangel-line); }
  .stat:nth-child(3)::before, .stat:nth-child(5)::before { display: none; }
  .stat:nth-child(5) { grid-column: 1 / -1; }
  .purpose-card h3 { margin-top: 1.8rem; }
  .operation-gallery { display: grid; grid-template-columns: 1fr; grid-template-rows: repeat(4,minmax(220px,62vw)); }
  .operation-gallery .gallery-feature { grid-column: auto; }
  .differential-grid { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: repeat(3,1fr); }
  .logo-grid img { height: 58px; padding: .35rem; }
  .cert-grid > div { min-height: 130px; }
  .contact-actions { align-items: stretch; flex-direction: column; }
  .contact-actions .btn { width: 100%; }
  .operation-contacts li { align-items: flex-start; flex-direction: column; gap: .4rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .whatsapp-float span { display: none; }
  .whatsapp-float { width: 50px; height: 50px; justify-content: center; padding: 0; }
}

@media (max-width: 390px) {
  .hero-points { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: repeat(2,1fr); }
  .cert-grid { grid-template-columns: 1fr 1fr; }
  .cert-grid > div { min-height: 118px; padding: .7rem; }
  .cert-grid img { max-width: 82px; height: 58px; }
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; }
}

/* Páginas auxiliares */
.system-page { min-height: 100svh; background: linear-gradient(145deg,var(--rangel-navy-950),var(--rangel-navy-800)); }
.system-shell { width: min(100% - 2rem,620px); min-height: 100svh; display: grid; align-content: center; gap: 1.2rem; margin-inline: auto; padding-block: 2rem; }
.system-brand { width: 124px; height: 78px; justify-self: center; border-radius: .75rem; background: var(--rangel-white); }
.system-brand img { width: 116px; height: 116px; }
.system-box { padding: clamp(1.5rem,6vw,3.5rem); background: var(--rangel-white); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.system-box h1 { margin: 0; color: var(--rangel-navy-900); font-size: clamp(2.2rem,7vw,3.7rem); line-height: 1.05; letter-spacing: -.05em; }
.system-box > p:not(.eyebrow,.error-code) { color: var(--rangel-muted); }
.system-entry { display: grid; grid-template-columns: 44px 1fr 20px; gap: .8rem; align-items: center; margin-top: 2rem; padding: 1rem; background: var(--rangel-green-50); border: 1px solid var(--rangel-green-100); border-radius: .8rem; color: var(--rangel-navy-900); text-decoration: none; transition: border-color .2s,transform .2s; }
.system-entry:hover { border-color: var(--rangel-green-500); transform: translateY(-2px); }
.system-entry strong, .system-entry small { display: block; line-height: 1.35; }
.system-entry small { color: var(--rangel-muted); font-size: .75rem; }
.system-back { margin-top: 1.2rem; }
.error-code { margin: 0 0 .4rem; color: var(--rangel-green-600); font-size: 1rem; font-weight: 850; letter-spacing: .18em; }
.legal-page { background: var(--rangel-surface); }
.legal-header { height: var(--header-height); background: var(--rangel-white); border-bottom: 1px solid var(--rangel-line); }
.legal-header .container { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.legal-main { padding-block: clamp(3.5rem,8vw,7rem); }
.legal-content { max-width: 820px; padding: clamp(1.5rem,5vw,4rem); background: var(--rangel-white); border: 1px solid var(--rangel-line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.legal-content h1 { margin: 0; color: var(--rangel-navy-900); font-size: clamp(2.45rem,7vw,4.8rem); line-height: 1; letter-spacing: -.055em; }
.legal-content h2 { margin: 2.4rem 0 .55rem; color: var(--rangel-navy-900); font-size: 1.25rem; }
.legal-content p { color: var(--rangel-muted); }
.legal-content a { color: var(--rangel-green-700); overflow-wrap: anywhere; }
.legal-updated { padding-bottom: 1.5rem; border-bottom: 1px solid var(--rangel-line); font-size: .78rem; }
.legal-footer { padding-block: 1.2rem; background: var(--rangel-navy-950); color: #7f949d; font-size: .75rem; }
.legal-footer .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.legal-footer p { margin: 0; }
.legal-footer a { color: inherit; }

@media (max-width: 560px) {
  .legal-header .btn { min-height: 40px; padding: .55rem .75rem; font-size: .78rem; }
  .legal-content { border-radius: var(--radius-md); }
}