/* ==========================================================================
   DELTA CONSTRUÇÕES & SERVIÇOS — Folha de estilo (Design System)
   Navy dominante · vermelho como acento único · Archivo/Plex/Plex Mono
   ========================================================================== */

:root {
  --navy-900:#06122A; --navy-800:#0A1A33; --navy-700:#0E2447; --navy-600:#123059;
  --navy-500:#1B3E70; --navy-400:#2A5391; --navy-300:#4A73B0; --navy-200:#8AA6CE;
  --navy-100:#C6D6EA; --navy-50:#EAF1F9;
  --red-700:#8F1D22; --red-600:#B5232B; --red-500:#C8232A; --red-50:#FBEAEB;
  --n-900:#12192A; --n-800:#1D2739; --n-700:#2E3B52; --n-600:#45536F; --n-500:#64728C;
  --n-400:#8B97AD; --n-300:#B4BECD; --n-200:#D7DDE6; --n-100:#EBEEF3; --n-50:#F5F7FA;
  --white:#FFFFFF; --green:#1F8A55; --green-bg:#E6F4EC; --green-tx:#166B41;

  --font-display:'Archivo', system-ui, sans-serif;
  --font-body:'IBM Plex Sans', system-ui, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, monospace;

  --r-sm:4px; --r-md:8px; --r-lg:12px;
  --shadow-sm:0 2px 6px rgba(10,26,51,.06);
  --shadow-md:0 14px 34px rgba(10,26,51,.12);
  --ease:cubic-bezier(0.2,0,0,1);
  --ease-soft:cubic-bezier(0.16,1,0.3,1);
}

/* ------------------------------ Base ------------------------------------ */
* { box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:88px; -webkit-text-size-adjust:100%; }
body {
  margin:0; background:var(--navy-900); color:var(--n-900);
  font-family:var(--font-body); font-size:16px; line-height:1.6;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg { max-width:100%; }
a { color:inherit; text-decoration:none; }
h1,h2,h3,h4,p { margin:0; }
ul { margin:0; padding:0; list-style:none; }
::selection { background:var(--red-500); color:#fff; }

:where(a,button,input,select,textarea):focus-visible {
  outline:3px solid var(--navy-400); outline-offset:2px; border-radius:2px;
}

.skip-link {
  position:absolute; left:16px; top:-64px; z-index:100; background:var(--white);
  color:var(--navy-900); padding:12px 20px; border-radius:var(--r-sm);
  font-weight:600; font-size:14px; transition:top .2s var(--ease);
}
.skip-link:focus { top:16px; }

.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;
}

/* ---------------------------- Layout ------------------------------------ */
.container { width:100%; max-width:1180px; margin:0 auto; padding:0 24px; }
.container--narrow { max-width:880px; }
.section { padding:104px 0; }
.section--sm { padding:56px 0; }
.bg-light { background:var(--n-50); }
.bg-white { background:var(--white); }
.bg-dark { background:var(--navy-900); }

.icon { width:24px; height:24px; stroke:currentColor; stroke-width:1.75;
  fill:none; stroke-linecap:round; stroke-linejoin:round; flex-shrink:0; }
.icon--sm { width:18px; height:18px; }
.icon--lg { width:26px; height:26px; }

/* ---------------------------- Typography -------------------------------- */
.eyebrow {
  display:inline-flex; align-items:center; gap:10px; font-family:var(--font-mono);
  font-size:13px; font-weight:500; letter-spacing:.14em; text-transform:uppercase;
  color:var(--navy-400);
}
.eyebrow::before { content:""; width:22px; height:1.5px; background:var(--red-500); }
.eyebrow--light { color:var(--navy-200); }

.h2 { font-family:var(--font-display); font-weight:800; font-size:clamp(28px,4vw,42px);
  line-height:1.12; letter-spacing:-.01em; color:var(--n-900); }
.h2--light { color:var(--white); }
.h3 { font-family:var(--font-display); font-weight:700; font-size:20px; color:var(--n-900); }
.lead { font-size:18px; line-height:1.65; color:var(--n-600); }
.lead--light { color:var(--navy-100); }

.heading-block { max-width:680px; }
.heading-block .h2 { margin-top:20px; }
.heading-block .lead { margin-top:22px; max-width:600px; }
.heading-block--center { max-width:640px; margin:0 auto; text-align:center; }
.heading-block--center .eyebrow { justify-content:center; }

/* ---------------------------- Buttons ----------------------------------- */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-family:var(--font-body); font-weight:600; font-size:15px; letter-spacing:.01em;
  padding:14px 26px; border-radius:var(--r-sm); border:1.5px solid transparent;
  cursor:pointer; transition:all .2s var(--ease); white-space:nowrap;
}
.btn .icon { transition:transform .2s var(--ease); }
.btn:hover .icon { transform:translateX(3px); }
.btn--primary { background:var(--navy-600); color:#fff; }
.btn--primary:hover { background:var(--navy-500); transform:translateY(-1px); box-shadow:0 6px 16px rgba(10,26,51,.18); }
.btn--emphasis { background:var(--red-500); color:#fff; }
.btn--emphasis:hover { background:var(--red-600); transform:translateY(-1px); box-shadow:0 6px 18px rgba(200,35,42,.28); }
.btn--secondary { background:transparent; color:var(--navy-600); border-color:var(--navy-600); }
.btn--secondary:hover { background:var(--navy-50); transform:translateY(-1px); }
.btn--ondark { background:transparent; color:#fff; border-color:rgba(255,255,255,.35); }
.btn--ondark:hover { border-color:#fff; background:rgba(255,255,255,.06); transform:translateY(-1px); }
.btn--full { width:100%; }

/* ---------------------------- Header ------------------------------------ */
.site-header {
  position:fixed; top:0; left:0; right:0; z-index:50; height:84px;
  display:flex; align-items:center; border-bottom:1px solid transparent;
  transition:height .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.scrolled { height:68px; background:var(--navy-900);
  box-shadow:0 2px 20px rgba(6,18,42,.4); border-bottom-color:rgba(255,255,255,.06); }
.site-header .container { display:flex; align-items:center; justify-content:space-between; }

.logo { display:inline-flex; align-items:center; gap:12px; }
.logo__img { height:48px; width:auto; display:block; transition:height .3s var(--ease); }
.site-header.scrolled .logo__img { height:42px; }
.logo__img--footer { height:56px; }
.logo__co { font-family:var(--font-body); font-weight:600; font-size:13px; letter-spacing:.005em; color:#fff; white-space:nowrap; }
.logo__co--footer { color:var(--navy-100); }
@media (max-width:479px){ .logo__co { display:none; } }
.logo__mark { width:30px; height:30px; }
.logo__word { display:flex; flex-direction:column; line-height:1; }
.logo__name { font-family:var(--font-display); font-weight:800; font-size:22px; letter-spacing:.04em; color:#fff; }
.logo__tag { font-family:var(--font-mono); font-weight:500; font-size:8.5px; letter-spacing:.22em; color:var(--navy-200); margin-top:2px; }

.nav-desktop { display:flex; align-items:center; gap:30px; }
.nav-link { position:relative; font-weight:500; font-size:15px; color:var(--navy-100); padding:4px 0; transition:color .2s; }
.nav-link::after { content:""; position:absolute; left:0; bottom:-2px; height:2px; width:0; background:var(--red-500); transition:width .22s var(--ease); }
.nav-link:hover { color:#fff; }
.nav-link:hover::after { width:100%; }
.header-actions { display:flex; align-items:center; gap:14px; }
.menu-toggle { display:none; background:none; border:none; color:#fff; cursor:pointer; padding:6px; }

.mobile-menu { position:fixed; inset:0; background:var(--navy-900); z-index:60; padding:28px 24px; flex-direction:column; display:none; }
.mobile-menu.open { display:flex; }
.mobile-menu__top { display:flex; align-items:center; justify-content:space-between; margin-bottom:48px; }
.mobile-menu__close { background:none; border:none; color:#fff; cursor:pointer; }
.mobile-menu nav { display:flex; flex-direction:column; }
.mobile-menu a.m-link { font-family:var(--font-display); font-weight:700; font-size:26px; color:#fff; padding:14px 0; border-bottom:1px solid rgba(255,255,255,.08); }
.mobile-menu .btn { margin-top:36px; }

/* ------------------------------ Hero ------------------------------------ */
.hero { position:relative; overflow:hidden; padding-top:84px;
  background:radial-gradient(120% 100% at 80% 0%, var(--navy-700) 0%, var(--navy-900) 55%, var(--navy-900) 100%); }
.hero__geometry { position:absolute; top:0; right:0; width:60%; height:100%; opacity:.5; pointer-events:none; }
.hero__lines { position:absolute; inset:0; pointer-events:none;
  background-image:repeating-linear-gradient(115deg, transparent 0 38px, rgba(255,255,255,.014) 38px 39px); }
.hero .container { position:relative; padding-top:96px; padding-bottom:110px; }
.hero__inner { max-width:880px; }
.hero__title { font-family:var(--font-display); font-weight:800; font-size:clamp(30px,7.2vw,76px);
  line-height:1.05; letter-spacing:-.02em; color:#fff; margin-top:26px; }
.hero__sub { font-size:clamp(17px,2vw,20px); line-height:1.6; color:var(--navy-100); margin-top:30px; max-width:620px; }
.hero__actions { display:flex; flex-wrap:wrap; gap:14px; margin-top:40px; }
.hero::after { content:""; position:absolute; bottom:0; left:0; right:0; height:1px;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.12), transparent); }

/* --------------------------- Indicadores -------------------------------- */
.indicators { background:var(--navy-800); border-top:1px solid rgba(255,255,255,.06); }
.indicators__grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(180px,1fr)); gap:40px; align-items:start; }
.metric { display:flex; align-items:baseline; gap:2px; }
.metric__num { font-family:var(--font-mono); font-weight:500; font-size:clamp(34px,4.4vw,48px);
  color:#fff; letter-spacing:-.01em; font-variant-numeric:tabular-nums; }
.metric__suffix { font-family:var(--font-mono); font-weight:500; font-size:clamp(22px,3vw,30px); color:var(--red-500); }
.metric__label { font-size:14px; line-height:1.4; color:var(--navy-200); margin-top:10px; max-width:190px; }

/* --------------------------- Quem Somos --------------------------------- */
.about-grid { display:grid; grid-template-columns:1fr; gap:64px; }
.about-note { background:var(--navy-900); border-radius:var(--r-lg); padding:40px 36px; position:relative; overflow:hidden; }
.about-note__mark { position:absolute; right:-30px; bottom:-30px; opacity:.18; width:200px; height:200px; }
.about-note ul { margin-top:26px; display:flex; flex-direction:column; gap:18px; }
.about-note li { display:flex; gap:14px; align-items:flex-start; color:var(--navy-100); font-size:15.5px; line-height:1.5; }
.check-badge { flex-shrink:0; width:26px; height:26px; border-radius:var(--r-sm);
  background:rgba(31,138,85,.16); display:flex; align-items:center; justify-content:center; margin-top:1px; color:var(--green); }
.about-note__foot { margin-top:30px; padding-top:24px; border-top:1px solid rgba(255,255,255,.1);
  font-family:var(--font-mono); font-size:13px; letter-spacing:.06em; color:var(--navy-200); }
.about-text p { margin-top:24px; font-size:16px; line-height:1.7; color:var(--n-600); max-width:600px; }

/* ---------------------------- Serviços ---------------------------------- */
.grid-3 { display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:24px; }
.service-card { background:var(--white); border-radius:var(--r-md); padding:32px 30px; height:100%;
  border:1px solid var(--n-200); border-top:3px solid transparent; box-shadow:var(--shadow-sm);
  transition:all .24s var(--ease); }
.service-card:hover { transform:translateY(-4px); box-shadow:var(--shadow-md); border-top-color:var(--navy-600); }
.service-card__icon { width:54px; height:54px; border-radius:var(--r-md); background:var(--navy-50);
  display:flex; align-items:center; justify-content:center; color:var(--navy-600); transition:background .24s, color .24s; }
.service-card:hover .service-card__icon { background:var(--navy-600); color:#fff; }
.service-card .h3 { margin-top:22px; }
.service-card p { margin-top:12px; font-size:15px; line-height:1.62; color:var(--n-600); }

/* ---------------------------- Segmentos --------------------------------- */
.segments { position:relative; overflow:hidden; }
.segments__lines { position:absolute; inset:0; background-image:repeating-linear-gradient(115deg, transparent 0 44px, rgba(255,255,255,.012) 44px 45px); }
.segments .container { position:relative; }
.grid-seg { display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:20px; }
.segment-card { display:flex; gap:18px; padding:26px 24px; border-radius:var(--r-md);
  background:var(--navy-900); border:1px solid rgba(255,255,255,.07); transition:all .24s var(--ease); height:100%; }
.segment-card:hover { background:var(--navy-800); border-color:var(--navy-500); }
.segment-card__icon { flex-shrink:0; width:46px; height:46px; border-radius:var(--r-md);
  background:rgba(74,115,176,.14); display:flex; align-items:center; justify-content:center; color:var(--navy-200); }
.segment-card h3 { font-family:var(--font-display); font-weight:700; font-size:17px; color:#fff; }
.segment-card p { margin-top:8px; font-size:14px; line-height:1.5; color:var(--navy-200); }

/* ------------------------- Como Trabalhamos ----------------------------- */
.grid-process { display:grid; grid-template-columns:1fr; gap:44px 28px; }
.process-step { padding-right:0; }
.process-step__top { display:flex; align-items:center; gap:16px; margin-bottom:22px; }
.process-step__n { font-family:var(--font-mono); font-weight:500; font-size:15px; color:var(--navy-400); font-variant-numeric:tabular-nums; }
.process-step__line { flex:1; height:1px; background:var(--n-200); }
.process-step--last .process-step__n { color:var(--red-500); }
.process-step h3 { font-family:var(--font-display); font-weight:700; font-size:21px; color:var(--n-900); margin-bottom:12px; }
.process-step p { font-size:15px; line-height:1.62; color:var(--n-600); }

/* ------------------------------ Números --------------------------------- */
.numbers { position:relative; overflow:hidden;
  background:linear-gradient(180deg, var(--navy-800) 0%, var(--navy-900) 100%); }
.numbers__mark { position:absolute; left:-4%; top:50%; transform:translateY(-50%); opacity:.06; width:420px; height:420px; pointer-events:none; }
.numbers .container { position:relative; }
.numbers__grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:44px;
  border-top:1px solid rgba(255,255,255,.1); padding-top:48px; }
.big-metric .metric__num { font-size:clamp(44px,6vw,68px); letter-spacing:-.02em; }
.big-metric .metric__suffix { font-size:clamp(26px,3.4vw,38px); }
.big-metric .metric__label { font-family:var(--font-mono); font-size:12.5px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--navy-200); margin-top:12px; }

/* --------------------------- Diferenciais ------------------------------- */
.grid-diff { display:grid; grid-template-columns:1fr; gap:24px; }
.diff-card { display:flex; gap:22px; padding:34px 32px; border-radius:var(--r-md); background:var(--white);
  border:1px solid var(--n-200); box-shadow:var(--shadow-sm); transition:all .24s var(--ease); height:100%; }
.diff-card:hover { transform:translateY(-3px); box-shadow:var(--shadow-md); }
.diff-card__icon { flex-shrink:0; width:52px; height:52px; border-radius:var(--r-md);
  background:var(--navy-50); display:flex; align-items:center; justify-content:center; color:var(--navy-600); }
.diff-card h3 { font-family:var(--font-display); font-weight:700; font-size:19px; color:var(--n-900); line-height:1.25; }
.diff-card p { margin-top:12px; font-size:15px; line-height:1.62; color:var(--n-600); }

/* --------------------------- Depoimentos -------------------------------- */
.testimonial { position:relative; background:var(--navy-900); border-radius:var(--r-lg); padding:clamp(36px,5vw,64px); overflow:hidden; }
.testimonial__quote-icon { position:absolute; top:30px; right:40px; opacity:.7; color:var(--navy-700); width:64px; height:64px; }
.testimonial__stage { position:relative; min-height:200px; }
.testimonial__slide { position:absolute; inset:0; opacity:0; transform:translateY(10px);
  transition:opacity .45s ease, transform .45s ease; pointer-events:none; }
.testimonial__slide.active { position:relative; inset:auto; opacity:1; transform:translateY(0); pointer-events:auto; }
.testimonial__text { font-family:var(--font-display); font-weight:600; font-size:clamp(20px,2.6vw,27px);
  line-height:1.4; color:#fff; max-width:860px; letter-spacing:-.01em; }
.testimonial__author { margin-top:30px; display:flex; align-items:center; gap:14px; }
.testimonial__name { font-weight:600; font-size:15px; color:#fff; }
.testimonial__role { font-family:var(--font-mono); font-size:12.5px; letter-spacing:.05em; color:var(--navy-200); margin-top:3px; }
.testimonial__controls { display:flex; align-items:center; justify-content:space-between; margin-top:40px; padding-top:28px; border-top:1px solid rgba(255,255,255,.1); }
.dots { display:flex; gap:8px; }
.dot { width:8px; height:8px; border-radius:4px; background:rgba(255,255,255,.25); border:none; cursor:pointer; padding:0; transition:all .3s; }
.dot.active { width:28px; background:var(--red-500); }
.carousel-btns { display:flex; gap:10px; }
.carousel-btn { width:44px; height:44px; border-radius:var(--r-sm); background:transparent;
  border:1.5px solid rgba(255,255,255,.25); color:#fff; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:all .2s; }
.carousel-btn:hover { background:rgba(255,255,255,.1); }

/* ------------------------------- FAQ ------------------------------------ */
.faq-wrap { background:var(--white); border-radius:var(--r-lg); padding:8px 34px; border:1px solid var(--n-200); }
.faq-item { border-bottom:1px solid var(--n-200); }
.faq-item:last-child { border-bottom:none; }
.faq-q { width:100%; display:flex; align-items:center; justify-content:space-between; gap:20px;
  padding:26px 4px; background:none; border:none; cursor:pointer; text-align:left; }
.faq-q span { font-family:var(--font-display); font-weight:600; font-size:clamp(17px,2vw,20px); color:var(--n-900); line-height:1.35; }
.faq-icon { flex-shrink:0; width:34px; height:34px; border-radius:var(--r-sm); background:var(--navy-50);
  display:flex; align-items:center; justify-content:center; color:var(--navy-600); transition:background .24s, color .24s; }
.faq-item.open .faq-icon { background:var(--navy-600); color:#fff; }
.faq-icon .minus { display:none; }
.faq-item.open .faq-icon .plus { display:none; }
.faq-item.open .faq-icon .minus { display:block; }
.faq-panel { max-height:0; overflow:hidden; transition:max-height .34s var(--ease); }
.faq-panel p { font-size:16px; line-height:1.68; color:var(--n-600); padding:0 60px 30px 4px; }

/* ------------------------------- CTA ------------------------------------ */
.cta { position:relative; overflow:hidden; background:var(--navy-900); }
.cta__mark { position:absolute; right:-2%; top:50%; transform:translateY(-50%); opacity:.1; width:360px; height:360px; pointer-events:none; }
.cta .container { position:relative; }
.cta__inner { max-width:760px; }
.cta__title { font-family:var(--font-display); font-weight:800; font-size:clamp(30px,4.6vw,50px);
  line-height:1.1; letter-spacing:-.01em; color:#fff; margin-top:22px; }
.cta__sub { margin-top:24px; font-size:18px; line-height:1.6; color:var(--navy-100); max-width:600px; }
.cta .btn { margin-top:38px; }

/* ----------------------------- Contato ---------------------------------- */
.contact-grid { display:grid; grid-template-columns:1fr; gap:56px; }
.contact-info { margin-top:40px; display:flex; flex-direction:column; gap:22px; }
.contact-item { display:flex; gap:16px; align-items:center; }
.contact-item__icon { width:46px; height:46px; border-radius:var(--r-md); background:var(--navy-50);
  display:flex; align-items:center; justify-content:center; color:var(--navy-600); flex-shrink:0; }
.contact-item__label { font-family:var(--font-mono); font-size:11.5px; letter-spacing:.08em; text-transform:uppercase; color:var(--n-500); }
.contact-item__value { font-size:16px; font-weight:500; color:var(--n-900); margin-top:3px; }
.compliance-chip { margin-top:30px; display:inline-flex; align-items:center; gap:10px;
  background:var(--green-bg); border-radius:var(--r-sm); padding:10px 16px; color:var(--green-tx); font-size:13.5px; font-weight:600; }

.form-card { background:var(--n-50); border-radius:var(--r-lg); padding:clamp(28px,4vw,44px); border:1px solid var(--n-200); }
.form-grid { display:grid; grid-template-columns:1fr; gap:18px; }
.field { display:block; }
.field + .field-block, .form-grid + .field-block { margin-top:18px; }
.field-block { margin-top:18px; }
.field__label { display:block; font-weight:600; font-size:13.5px; color:var(--n-700); margin-bottom:8px; }
.field__req { color:var(--red-600); }
.field input, .field select, .field textarea {
  width:100%; font-family:var(--font-body); font-size:15px; color:var(--n-900); background:var(--white);
  border:1.5px solid var(--n-300); border-radius:var(--r-sm); padding:12px 14px; outline:none; transition:all .18s;
}
.field textarea { resize:vertical; min-height:110px; }
.field select { appearance:none; }
.field input:focus, .field select:focus, .field textarea:focus {
  border-color:var(--navy-600); box-shadow:0 0 0 3px rgba(42,83,145,.18);
}
.form-submit { margin-top:26px; }
.form-note { font-size:12.5px; color:var(--n-500); text-align:center; margin-top:14px; }
.form-status { margin-top:16px; font-size:14px; font-weight:500; text-align:center; }
.form-status.ok { color:var(--green-tx); }
.form-status.err { color:var(--red-600); }
.hp { position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden; }

/* ------------------------------ Footer ---------------------------------- */
.site-footer { background:var(--navy-900); border-top:1px solid rgba(255,255,255,.07); }
.site-footer .container { padding-top:72px; padding-bottom:40px; }
.footer-grid { display:grid; grid-template-columns:1fr; gap:48px; }
.footer-about { max-width:320px; }
.footer-about p { margin-top:22px; font-size:14.5px; line-height:1.6; color:var(--navy-200); }
.footer-about__foot { margin-top:20px; font-family:var(--font-mono); font-size:12px; letter-spacing:.05em; color:var(--navy-200); }
.footer-col h4 { font-family:var(--font-mono); font-size:12px; font-weight:500; letter-spacing:.1em;
  text-transform:uppercase; color:var(--navy-200); margin-bottom:20px; }
.footer-col ul { display:flex; flex-direction:column; gap:12px; }
.footer-link { display:inline-flex; align-items:center; gap:9px; font-size:14px; color:var(--navy-100); transition:color .18s; }
.footer-link::before { content:""; width:0; height:0; border-left:5px solid var(--navy-400);
  border-top:3.5px solid transparent; border-bottom:3.5px solid transparent; transition:border-color .18s; }
.footer-link:hover { color:#fff; }
.footer-link:hover::before { border-left-color:var(--red-500); }
.footer-contact li { display:flex; gap:10px; align-items:center; font-size:14px; color:var(--navy-100); margin-bottom:14px; }
.footer-contact .icon { color:var(--navy-300); }
.footer-cred { margin-top:22px; display:inline-flex; align-items:center; gap:8px; border:1px solid var(--navy-600);
  border-radius:var(--r-sm); padding:8px 12px; font-size:12.5px; color:var(--navy-100); }
.footer-cred .icon { color:var(--green); }
.footer-bottom { margin-top:52px; padding-top:26px; border-top:1px solid rgba(255,255,255,.08);
  display:flex; flex-wrap:wrap; gap:14px; justify-content:space-between; align-items:center; }
.footer-bottom span { font-size:13px; color:var(--navy-200); }
.footer-legal { display:flex; gap:24px; }
.footer-legal a { font-size:13px; color:var(--navy-200); transition:color .18s; }
.footer-legal a:hover { color:#fff; }

/* ---------------------------- Reveal ------------------------------------ */
.reveal { opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease-soft), transform .7s var(--ease-soft); }
.reveal.in { opacity:1; transform:none; }

/* ---------------------------- Responsivo -------------------------------- */
@media (max-width:900px){
  .nav-desktop, .header-actions .btn { display:none; }
  .menu-toggle { display:inline-flex; }
  .section { padding:64px 0; }
  .about-grid, .contact-grid, .footer-grid { gap:40px; }
}
@media (min-width:620px){
  .form-grid { grid-template-columns:1fr 1fr; }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .grid-process { grid-template-columns:1fr 1fr; }
  .grid-diff { grid-template-columns:1fr 1fr; }
}
@media (min-width:901px){
  .about-grid { grid-template-columns:1.35fr 1fr; align-items:start; }
  .contact-grid { grid-template-columns:1fr 1.25fr; align-items:start; }
  .footer-grid { grid-template-columns:1.4fr 1fr 1fr 1.1fr; }
  .grid-process { grid-template-columns:repeat(4,1fr); }
}

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