/* =====================================================================
   Prumo Partners — Sistema visual
   Estratégia · Governança · Sucessão · Performance
   Paleta: Azul Saboia · Branco · Cobre · Cinza claro
   ===================================================================== */

:root {
  /* Cor */
  --navy:        #07172f;
  --navy-2:      #0b2347;
  --navy-3:      #0e2a52;
  --blue:        #183b65;
  --copper:      #c77b52;
  --copper-2:    #b56a44;
  --copper-light:#e1a27f;
  --paper:       #f4f1eb;
  --paper-2:     #efeae1;
  --white:       #ffffff;
  --ink:         #14243f;
  --ink-soft:    #33445f;
  --muted:       #5d6b80;
  --line:        rgba(7, 23, 47, .12);
  --line-strong: rgba(7, 23, 47, .18);
  --line-inv:    rgba(255, 255, 255, .14);
  --line-inv-2:  rgba(255, 255, 255, .09);

  /* Layout */
  --max: 1180px;
  --gutter: clamp(24px, 5vw, 56px);
  --radius: 2px;

  /* Ritmo vertical fluido */
  --section-y: clamp(80px, 11vw, 148px);

  /* Sombra */
  --shadow-lift: 0 24px 60px -28px rgba(7, 23, 47, .38);
  --shadow-soft: 0 2px 30px -18px rgba(7, 23, 47, .30);

  /* Movimento */
  --ease: cubic-bezier(.22, .61, .36, 1);
  --dur:  .5s;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  font-size: 17px;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.62;
  letter-spacing: -.005em;
  font-feature-settings: "ss01", "cv05", "cv11";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: "Inter Tight", "Inter", sans-serif;
  margin: 0;
  line-height: 1.06;
  font-weight: 500;
}
h1 { font-size: clamp(2.9rem, 6.2vw, 5.9rem); letter-spacing: -.045em; }
h2 { font-size: clamp(2.05rem, 4vw, 3.7rem); letter-spacing: -.038em; font-weight: 540; }
h3 { font-size: 1.32rem; font-weight: 600; letter-spacing: -.02em; }

p { margin: 0; }
a { color: inherit; }
img, svg { max-width: 100%; display: block; }
::selection { background: var(--copper); color: #fff; }

.container { width: min(var(--max), calc(100% - var(--gutter) * 2)); margin-inline: auto; }
.narrow    { width: min(860px, calc(100% - var(--gutter) * 2)); margin-inline: auto; }

.section { padding-block: var(--section-y); }
.section-light { background: var(--paper); }

/* Sobrelinha / eyebrow */
.eyebrow {
  display: block;
  margin: 0 0 20px;
  font-family: "Inter Tight", sans-serif;
  font-size: .72rem; font-weight: 600;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--copper-light);
}
.eyebrow.dark { color: var(--copper-2); }

/* Acessibilidade — skip link */
.skip-link {
  position: fixed; left: 16px; top: -60px; z-index: 999;
  background: var(--navy); color: #fff;
  padding: 12px 18px; border-radius: var(--radius);
  font-size: .85rem; font-weight: 600; text-decoration: none;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 16px; }

:where(a, button, summary, input, textarea, select, [tabindex]):focus-visible {
  outline: 2px solid var(--copper);
  outline-offset: 3px;
  border-radius: var(--radius);
}

/* =========================== Header =========================== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header.scrolled {
  background: rgba(244, 241, 235, .82);
  box-shadow: 0 1px 0 var(--line);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
}
.header-inner { min-height: 84px; display: flex; align-items: center; gap: 34px; }
.brand { position: relative; display: flex; align-items: center; height: 34px; margin-right: auto; }
.brand picture { display: flex; align-items: center; height: 100%; }
.brand img { height: 100%; width: auto; object-fit: contain; object-position: left center; display: block; }
.brand-dark { position: absolute; inset: 0; display: flex; align-items: center; opacity: 0; transition: opacity .3s var(--ease); }
.brand-light { opacity: 1; transition: opacity .3s var(--ease); }
.site-header.scrolled .brand-light { opacity: 0; }
.site-header.scrolled .brand-dark  { opacity: 1; }

.main-nav { display: flex; align-items: center; gap: 28px; }
.main-nav a {
  position: relative; text-decoration: none;
  font-size: .875rem; font-weight: 500; letter-spacing: -.01em;
  color: var(--ink-soft);
  transition: color .25s var(--ease);
}
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -6px;
  width: 100%; height: 1px; background: var(--copper);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.main-nav a:hover, .main-nav a.active { color: var(--ink); }
.main-nav a.active::after { transform: scaleX(1); }

/* =========================== Botões =========================== */
.button {
  --btn-bg: var(--copper);
  --btn-fg: var(--white);
  position: relative; overflow: hidden;
  display: inline-flex; justify-content: center; align-items: center; gap: 10px;
  min-height: 54px; padding: 0 28px;
  background: var(--btn-bg); color: var(--btn-fg);
  border: 1px solid var(--btn-bg); border-radius: var(--radius);
  text-decoration: none; cursor: pointer;
  font-family: inherit; font-weight: 500; font-size: .94rem; letter-spacing: -.01em;
  transition: transform .3s var(--ease), background .3s var(--ease),
              border-color .3s var(--ease), box-shadow .3s var(--ease);
}
.button:hover { transform: translateY(-2px); background: var(--copper-2); border-color: var(--copper-2); box-shadow: var(--shadow-soft); }
.button:active { transform: translateY(0); }
.button-small { min-height: 44px; padding: 0 20px; font-size: .875rem; }
.button-outline-light {
  --btn-bg: transparent; --btn-fg: #fff;
  border-color: rgba(255, 255, 255, .38);
}
.button-outline-light:hover { background: rgba(255, 255, 255, .07); border-color: rgba(255, 255, 255, .6); }
.button-full { width: 100%; }

.text-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 500; text-decoration: none; letter-spacing: -.01em;
}
.text-link span { transition: transform .3s var(--ease); }
.text-link:hover span { transform: translateX(5px); }
.text-link.light { color: #fff; }

/* Toggle mobile */
.menu-toggle {
  display: none; width: 44px; height: 44px;
  border: 0; background: transparent; cursor: pointer; padding: 10px;
}
.menu-toggle span {
  display: block; width: 24px; height: 1.5px; margin: 5px 0;
  background: #fff; border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s var(--ease), background .3s var(--ease);
}
.site-header.scrolled .menu-toggle span { background: var(--navy); }
/* Menu aberto: barras sobre o hero escuro permanecem claras (já são) */
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* =========================== Hero =========================== */
.hero {
  position: relative; overflow: hidden;
  display: flex; align-items: center;
  min-height: min(90vh, 860px);
  padding-block: 120px;
  color: #fff;
  background: #061020;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover; background-position: 68% center;
  background-repeat: no-repeat;
  background-image: image-set(
    url("assets/hero-desktop.webp") type("image/webp"),
    url("assets/hero-desktop.jpg") type("image/jpeg"));
  /* fallback */
  background-image: url("assets/hero-desktop.jpg");
}
@supports (background-image: image-set(url("x.webp") type("image/webp"))) {
  .hero-bg { background-image: image-set(
    url("assets/hero-desktop.webp") type("image/webp"),
    url("assets/hero-desktop.jpg") type("image/jpeg")); }
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(6,16,32,.92) 0%, rgba(6,16,32,.72) 34%, rgba(6,16,32,.30) 62%, rgba(6,16,32,.12) 100%),
    linear-gradient(0deg, rgba(6,16,32,.55) 0%, transparent 40%);
}
.hero-content { position: relative; z-index: 2; }
.hero h1 {
  max-width: 16ch;
  font-size: clamp(2.4rem, 4.6vw, 4.4rem);
  font-weight: 500; letter-spacing: -.04em; line-height: 1.08;
}
.hero-lead {
  max-width: 52ch; margin-top: 28px;
  font-size: clamp(1.05rem, 1.6vw, 1.28rem); line-height: 1.55;
  color: rgba(255, 255, 255, .84);
}
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 26px; margin-top: 42px; }
.hero-proof {
  display: flex; flex-wrap: wrap; gap: 16px 38px;
  margin-top: clamp(52px, 7vw, 82px); padding-top: 26px;
  border-top: 1px solid rgba(255, 255, 255, .18);
  color: rgba(255, 255, 255, .72); font-size: .85rem; letter-spacing: -.01em;
}
.hero-proof span { position: relative; padding-left: 18px; }
.hero-proof span::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 5px; height: 5px; border-radius: 50%; background: var(--copper-light);
}

/* =========================== Intro / audiência =========================== */
.audience-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.audience-list li {
  position: relative; padding: 20px 0 20px 26px;
  border-bottom: 1px solid var(--line);
  font-size: 1.06rem; color: var(--ink-soft); line-height: 1.5;
}
.audience-list li::before {
  content: ""; position: absolute; left: 0; top: 30px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--copper);
}
.audience-list strong { color: var(--ink); font-weight: 600; }

/* =========================== Manifesto =========================== */
.manifesto { background: var(--navy); color: #fff; }
.manifesto .narrow { text-align: left; }
.manifesto blockquote {
  margin: 0 0 20px; max-width: 66ch;
  font-family: "Inter", sans-serif; font-weight: 400;
  font-size: 1.15rem; line-height: 1.6; letter-spacing: -.005em;
  color: #fff;
}
.manifesto .narrow > p:not(.eyebrow) {
  max-width: 66ch; margin-top: 18px;
  color: #fff; font-size: 1.15rem; line-height: 1.6; font-weight: 400;
}

/* =========================== Cabeçalhos de seção =========================== */
.section-heading { max-width: 44ch; margin-bottom: clamp(44px, 6vw, 64px); }
.section-heading > p:last-child {
  margin-top: 24px; max-width: 56ch;
  color: var(--muted); font-size: 1.08rem;
}
.section-heading.inverse { color: #fff; }
.section-heading.inverse > p:last-child { color: rgba(255, 255, 255, .68); }

/* ============ Sistema split: título lateral + conteúdo à direita ============ */
.section-split {
  display: grid;
  grid-template-columns: minmax(240px, 340px) 1fr;
  gap: clamp(36px, 5vw, 72px);
  align-items: start;
}
.split-aside { position: sticky; top: 120px; }
.split-aside .eyebrow { margin-bottom: 18px; }
.split-aside h2 {
  font-size: clamp(1.9rem, 2.8vw, 2.9rem);
  line-height: 1.1; letter-spacing: -.035em;
}
.split-aside > p {
  margin-top: 20px; max-width: 34ch;
  color: var(--muted); font-size: 1.02rem; line-height: 1.55;
}
.split-aside.inverse h2 { color: #fff; }
.split-aside.inverse > p { color: rgba(255, 255, 255, .68); }
.split-main { min-width: 0; }

/* =========================== Desafios =========================== */
.challenge-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line); border-left: 1px solid var(--line);
}
.challenge-card {
  position: relative; min-height: 0; padding: 26px 28px;
  border-right: 1px solid var(--line); border-bottom: 1px solid var(--line);
  transition: background .35s var(--ease), color .35s var(--ease);
  outline: none;
}
.challenge-card::before {
  content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 2px;
  background: var(--copper); transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
.challenge-card:hover, .challenge-card:focus-visible { background: var(--navy); color: #fff; }
.challenge-card:hover::before, .challenge-card:focus-visible::before { transform: scaleX(1); }
.challenge-card > span {
  font-family: "Inter Tight", sans-serif;
  color: var(--copper); font-size: .76rem; font-weight: 600; letter-spacing: .06em;
}
.challenge-card h3 { margin: 18px 0 10px; font-size: 1.18rem; }
.challenge-card p { color: var(--muted); font-size: .95rem; line-height: 1.5; }
.challenge-card:hover p, .challenge-card:focus-visible p { color: rgba(255, 255, 255, .72); }
.challenge-card a {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 18px;
  color: var(--copper-light); font-size: .82rem; font-weight: 500; text-decoration: none;
  opacity: 0; transform: translateY(6px); transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.challenge-card:hover a, .challenge-card:focus-visible a { opacity: 1; transform: none; }

/* =========================== Faixa de transição =========================== */
.transition-band { background: var(--copper); color: #fff; padding-block: clamp(28px, 4vw, 40px); }
.transition-band p {
  max-width: 62ch;
  font-family: "Inter Tight", sans-serif; font-weight: 500;
  font-size: clamp(1.2rem, 2vw, 1.65rem); line-height: 1.42; letter-spacing: -.02em;
}

/* =========================== Metodologia =========================== */
.methodology, .portfolio, .partners, .contact { background: var(--navy); color: #fff; }

.method-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 1px; background: var(--line-inv);
  border: 1px solid var(--line-inv);
}
.method-grid article {
  min-height: 0; padding: 28px 32px;
  background: var(--navy-2);
  display: grid; grid-template-columns: auto 1fr; column-gap: 28px; align-items: baseline;
  transition: background .35s var(--ease);
}
.method-grid article:hover { background: var(--navy-3); }
.method-number {
  font-family: "Inter Tight", sans-serif; font-size: .8rem;
  color: var(--copper-light); letter-spacing: .06em; grid-row: 1 / span 3;
}
.method-label {
  color: rgba(255, 255, 255, .5); font-size: .72rem;
  text-transform: uppercase; letter-spacing: .14em;
}
.method-grid h3 { margin: 6px 0 8px; font-size: clamp(1.5rem, 2vw, 1.9rem); font-weight: 500; letter-spacing: -.03em; }
.method-grid article > p:last-child { color: rgba(255, 255, 255, .7); font-size: .96rem; line-height: 1.5; }

/* =========================== Caminhos =========================== */
.path-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.path-card {
  display: flex; flex-direction: column;
  padding: 28px 30px; min-height: 0;
  background: #fff; border: 1px solid var(--line);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.path-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.path-card.featured { background: var(--navy); color: #fff; border-color: transparent; }
.path-card.featured:hover { box-shadow: 0 30px 70px -30px rgba(0, 0, 0, .6); }
.path-tag {
  font-family: "Inter Tight", sans-serif;
  color: var(--copper); font-size: .72rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .16em;
}
.featured .path-tag { color: var(--copper-light); }
.path-card h3 { margin: 12px 0 18px; font-size: clamp(1.35rem, 1.8vw, 1.65rem); font-weight: 500; letter-spacing: -.03em; }
.path-card ul { margin: 0; padding: 0; list-style: none; }
.path-card li { padding: 10px 0; border-bottom: 1px solid var(--line); font-size: .93rem; color: var(--ink-soft); }
.path-card.featured li { border-color: var(--line-inv); color: rgba(255, 255, 255, .82); }
.ideal { margin: 20px 0; color: var(--muted); font-size: .88rem; line-height: 1.5; }
.featured .ideal { color: rgba(255, 255, 255, .66); }
.path-card > a {
  display: inline-flex; align-items: center; gap: 8px;
  margin-top: auto; color: var(--copper); font-weight: 500; font-size: .9rem; text-decoration: none;
}
.featured > a { color: var(--copper-light); }
.path-card > a span { transition: transform .3s var(--ease); }
.path-card:hover > a span { transform: translateX(5px); }

/* =========================== Portfólio (acordeão) =========================== */
.accordion-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; align-content: start; }
details {
  background: var(--navy-2); border: 1px solid var(--line-inv);
  transition: border-color .3s var(--ease), background .3s var(--ease);
  align-self: start;
}
details[open] { background: var(--navy-3); }
details:hover { border-color: rgba(255, 255, 255, .22); }
summary {
  min-height: 0; padding: 20px 22px;
  display: grid; grid-template-columns: 40px 1fr 26px; align-items: center;
  cursor: pointer; list-style: none;
}
summary::-webkit-details-marker { display: none; }
summary span { font-family: "Inter Tight", sans-serif; color: var(--copper-light); font-size: .74rem; }
summary strong { font-family: "Inter Tight", sans-serif; font-size: 1.02rem; font-weight: 540; letter-spacing: -.02em; }
summary i {
  justify-self: end; width: 20px; height: 20px; position: relative; font-style: normal;
}
summary i::before, summary i::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  background: var(--copper-light); transition: transform .3s var(--ease), opacity .3s var(--ease);
}
summary i::before { width: 13px; height: 1.5px; }
summary i::after  { width: 1.5px; height: 13px; }
details[open] summary i::after { transform: rotate(90deg); opacity: 0; }
details > div {
  padding: 2px 22px 22px 62px;
  color: rgba(255, 255, 255, .68);
}
details > div p { padding: 9px 0; border-top: 1px solid var(--line-inv-2); font-size: .92rem; }
details > div p:first-child { border-top: 0; }

/* =========================== Casos =========================== */
.case-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; align-content: start; }
.case-card {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); padding-bottom: 24px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lift); }
.case-image {
  aspect-ratio: 16 / 9; display: flex; align-items: flex-end; padding: 22px;
  background: linear-gradient(135deg, var(--navy), var(--blue)); color: #fff;
}
.case-image span {
  font-family: "Inter Tight", sans-serif; font-weight: 500;
  font-size: 1.3rem; letter-spacing: -.02em;
}
.case-card > *:not(.case-image) { margin-inline: 24px; }
.case-meta {
  margin-top: 22px !important;
  font-family: "Inter Tight", sans-serif;
  color: var(--copper); font-size: .7rem; text-transform: uppercase; letter-spacing: .13em;
}
.case-card h3 { margin-top: 10px !important; font-size: 1.2rem; }
.case-card h3 + p { margin-top: 10px !important; color: var(--muted); font-size: .93rem; line-height: 1.5; }
.case-card > a {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 18px !important; text-decoration: none; color: var(--copper); font-weight: 500; font-size: .88rem;
}
.case-card > a span { transition: transform .3s var(--ease); }
.case-card:hover > a span { transform: translateX(4px); }
/* Card "Outros casos" — variante sólida navy */
.case-card.case-more {
  background: var(--navy); color: #fff; border-color: transparent;
  justify-content: center; padding: 30px 24px;
}
.case-card.case-more .case-meta { margin-inline: 0 !important; color: var(--copper-light); }
.case-card.case-more h3 { margin-inline: 0 !important; }
.case-card.case-more p { margin-inline: 0 !important; color: rgba(255,255,255,.7); }
.case-card.case-more > a { margin-inline: 0 !important; color: var(--copper-light); }

/* =========================== Sócios =========================== */
.partners-head {
  display: grid; grid-template-columns: 1fr minmax(280px, 380px);
  gap: clamp(24px, 5vw, 64px); align-items: end;
  margin-bottom: clamp(28px, 4vw, 44px);
}
.partners-head h2 { color: #fff; font-size: clamp(1.8rem, 2.6vw, 2.6rem); line-height: 1.1; letter-spacing: -.035em; }
.partners-intro { color: rgba(255, 255, 255, .68); font-size: 1rem; line-height: 1.55; }
.partner-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.partner-card {
  display: grid; grid-template-columns: 128px 1fr;
  background: var(--navy-2); border: 1px solid var(--line-inv);
  overflow: hidden;
}
.partner-photo {
  position: relative; overflow: hidden;
  background: linear-gradient(155deg, #17385f, #0a1d3b);
}
.partner-photo-image { width: 100%; height: 100%; object-fit: cover; object-position: center 18%; display: block; }
.partner-content { padding: 24px 26px; }
.partner-role {
  font-family: "Inter Tight", sans-serif;
  color: var(--copper-light); text-transform: uppercase; letter-spacing: .14em;
  font-size: .68rem; font-weight: 600;
}
.partner-content h3 { margin: 6px 0 12px; font-size: clamp(1.35rem, 1.9vw, 1.7rem); font-weight: 500; letter-spacing: -.035em; }
.partner-content > p:not(.partner-role) { margin-top: 10px; color: rgba(255, 255, 255, .72); font-size: .86rem; line-height: 1.5; }
.partner-content a {
  display: inline-block; margin-top: 16px;
  color: var(--copper-light); text-decoration: none; font-size: .88rem;
  border-bottom: 1px solid transparent; transition: border-color .3s var(--ease);
}
.partner-content a:hover { border-color: var(--copper-light); }

/* =========================== Contato =========================== */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(40px, 6vw, 88px); align-items: start; }
.contact h2 { margin-bottom: 26px; }
.contact-grid > div > p:not(.eyebrow) { color: rgba(255, 255, 255, .7); font-size: 1.05rem; }
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 38px; }
.direct-contact { display: grid; gap: 12px; margin-top: 38px; }
.direct-contact a {
  color: rgba(255, 255, 255, .78); text-decoration: none; font-size: .98rem;
  width: fit-content; transition: color .25s var(--ease);
}
.direct-contact a:hover { color: #fff; }

.contact-form {
  background: #fff; color: var(--ink);
  padding: clamp(28px, 3vw, 42px); display: grid; gap: 18px;
  border-radius: var(--radius); box-shadow: var(--shadow-lift);
}
.contact-form label { display: grid; gap: 7px; font-size: .78rem; font-weight: 600; color: var(--ink-soft); letter-spacing: -.005em; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; font: inherit; color: var(--ink);
  padding: 13px 15px; background: #fff;
  border: 1px solid #cfd4dc; border-radius: var(--radius);
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.contact-form input:hover, .contact-form textarea:hover, .contact-form select:hover { border-color: #aab2bf; }
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  outline: none; border-color: var(--copper);
  box-shadow: 0 0 0 3px rgba(199, 123, 82, .16);
}
.contact-form textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.contact-form small { color: var(--muted); font-size: .82rem; line-height: 1.5; }
.form-status {
  margin: -4px 0 0; padding: 12px 14px; border-radius: var(--radius);
  font-size: .88rem; line-height: 1.45;
}
.form-status.success { background: rgba(46, 122, 74, .10); color: #2e7a4a; border: 1px solid rgba(46, 122, 74, .30); }
.form-status.error { background: rgba(180, 60, 50, .08); color: #b43c32; border: 1px solid rgba(180, 60, 50, .28); }
.hidden { position: absolute; left: -9999px; }

/* =========================== Rodapé =========================== */
footer { background: #050e1e; color: #fff; padding-block: clamp(44px, 6vw, 60px); }
.footer-grid {
  display: grid; grid-template-columns: 180px 1fr auto;
  align-items: center; gap: clamp(28px, 4vw, 48px);
}
.footer-brand { display: flex; align-items: center; height: 34px; }
.footer-brand img { height: 100%; width: auto; object-fit: contain; object-position: left center; }
.footer-grid > p { color: rgba(255, 255, 255, .58); font-size: .95rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 20px; }
.footer-nav a {
  color: rgba(255, 255, 255, .7); text-decoration: none; font-size: .84rem;
  transition: color .25s var(--ease);
}
.footer-nav a:hover { color: #fff; }
.copyright {
  grid-column: 1 / -1; margin-top: 12px; padding-top: 28px;
  border-top: 1px solid var(--line-inv-2);
  font-size: .78rem; color: rgba(255, 255, 255, .5);
}
.copyright a { color: rgba(255, 255, 255, .66); text-decoration: none; }
.copyright a:hover { color: #fff; }

/* =========================== Reveal on scroll =========================== */
[data-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
  will-change: opacity, transform;
}
[data-reveal].in { opacity: 1; transform: none; }

/* =========================== Responsivo =========================== */
@media (max-width: 1100px) {
  /* Split colapsa: título vira cabeçalho no topo, conteúdo abaixo */
  .section-split { grid-template-columns: 1fr; gap: clamp(28px, 5vw, 44px); }
  .split-aside { position: static; }
  .split-aside > p { max-width: 60ch; }
  .partners-head { grid-template-columns: 1fr; gap: 16px; align-items: start; }
}

@media (max-width: 1020px) {
  .header-cta { display: none; }
  .main-nav { gap: 20px; }
  .hero-bg { background-position: 72% center; }
  .contact-grid { grid-template-columns: 1fr; gap: 52px; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .section { padding-block: clamp(56px, 12vw, 80px); }
  .site-header.scrolled,
  .main-nav { background: rgba(244, 241, 235, .96); }
  .header-inner { min-height: 68px; }
  .brand { width: 142px; }
  .menu-toggle { display: block; }

  .main-nav {
    position: absolute; top: 68px; left: 0; right: 0;
    display: flex; flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px 16px 16px;
    background: rgba(244, 241, 235, .98);
    backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
    border-top: 1px solid var(--line);
    box-shadow: 0 18px 34px rgba(0, 0, 0, .12);
    opacity: 0; transform: translateY(-8px); pointer-events: none;
    transition: opacity .28s var(--ease), transform .28s var(--ease);
  }
  .main-nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .main-nav a { padding: 14px 8px; font-size: 1rem; border-bottom: 1px solid var(--line); }
  .main-nav a:last-child { border-bottom: 0; }
  .main-nav a::after { display: none; }

  .hero { min-height: auto; padding-block: 120px 84px; }
  .hero-bg {
    background-position: 62% center;
    background-image: url("assets/hero-mobile.jpg");
  }
  @supports (background-image: image-set(url("x.webp") type("image/webp"))) {
    .hero-bg { background-image: image-set(
      url("assets/hero-mobile.webp") type("image/webp"),
      url("assets/hero-mobile.jpg") type("image/jpeg")); }
  }
  .hero-bg::after {
    background:
      linear-gradient(180deg, rgba(6,16,32,.62) 0%, rgba(6,16,32,.42) 40%, rgba(6,16,32,.86) 100%);
  }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 14px; }
  .hero-actions .button { width: 100%; }
  .hero-actions .text-link { justify-content: center; }

  .two-column { grid-template-columns: 1fr; gap: 32px; }
  .challenge-grid, .path-grid, .accordion-grid, .case-grid { grid-template-columns: 1fr; }
  .challenge-card a { opacity: 1; transform: none; }

  .partners-head { grid-template-columns: 1fr; gap: 16px; align-items: start; }
  .partner-grid { grid-template-columns: 1fr; }
  .partner-card { grid-template-columns: 96px 1fr; align-items: start; }
  .partner-photo { height: 128px; align-self: start; }
  .partner-photo-image { object-position: center 15%; }
  .partner-content { padding: 20px 18px; }

  .contact-actions { flex-direction: column; }
  .contact-actions .button { width: 100%; }
  .form-row { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; text-align: left; }
}

/* Movimento reduzido */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}