/* ============================================================
   HyperMatrix — recriação
   Identidade: "sentinela calma sobre uma matriz viva"
   Base neutra light + verde da marca como único acento.
   Ref. de energia: Price & Pierce (editorial, sóbrio, uma cor só).
   ============================================================ */

/* ---------- Tokens ---------- */
:root {
  /* ACENTO — uma cor só (verde da marca) */
  --orange:        #26D07C;   /* accent-primary (nome legado mantido) */
  --orange-hover:  #1AB56B;   /* accent-hover */
  --accent-ink:    #0E3524;   /* texto sobre o botão verde (verde-escuríssimo) */
  --accent-subtle: rgba(38,208,124,.10);

  /* NEUTROS — fundos */
  --creme-light:   #FFFFFF;   /* surface-page */
  --creme:         #F4F4F4;   /* surface-muted (seções claras) */
  --beige:         #ECECEC;   /* surface-sunken (seções alternativas) */
  --card-bg:       #FFFFFF;   /* cards (brancos + hairline) */
  --card-bg-hover: #FFFFFF;
  --product-bg:    #ECECEC;
  --dark:          #242424;   /* text-primary + superfícies escuras (charcoal quente) */
  --ink-soft:      #494848;   /* superfície escura secundária */

  /* NEUTROS — texto */
  --grey-beige:    #686868;   /* text-secondary */
  --med-beige:     #686868;
  --text-muted:    #9E9E9E;   /* text-muted / hints */
  --grey-light:    #C7C7C7;   /* texto de apoio sobre escuro */

  /* BORDAS (hairlines) */
  --border-strong: #C7C7C7;
  --line:          #E4E4E4;   /* border-default */
  --border-subtle: #EFEFEF;
  --line-ink:      rgba(255,255,255,.12);

  /* tipografia — sistema de fonte única (grotesca suíça) */
  --font:       'Hanken Grotesk', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-brand: 'Poppins', 'Hanken Grotesk', sans-serif; /* apenas fallback do logo */

  /* escala fluida — editorial */
  --fs-display: clamp(2.7rem, 6.2vw, 5.5rem);
  --fs-h1:      clamp(2.2rem, 4.6vw, 3.75rem);
  --fs-h2:      clamp(1.8rem, 3.4vw, 2.9rem);
  --fs-h3:      clamp(1.2rem, 1.8vw, 1.55rem);
  --fs-lead:    clamp(1.05rem, 1.5vw, 1.3rem);
  --fs-body:    1.0625rem;
  --fs-small:   0.875rem;
  --fs-tag:     0.72rem;

  /* espaçamento */
  --space-section: clamp(4.5rem, 9vw, 9rem);
  --container:     1280px;
  --pad-side:      clamp(1.25rem, 5vw, 4rem);

  /* forma — cantos quase retos (engenharia); só botões/pills arredondam */
  --radius:      4px;   /* cards, inputs */
  --radius-lg:   6px;   /* painéis, showcase */
  --radius-pill: 100vw;

  /* sombra — etérea, fria; hairline vem antes */
  --shadow-sm:  0 1px 2px rgba(36,36,36,.04), 0 8px 24px rgba(36,36,36,.03);
  --shadow-md:  0 2px 4px rgba(36,36,36,.06), 0 16px 40px rgba(36,36,36,.05);
  --shadow-lg:  0 8px 40px rgba(36,36,36,.10);

  /* movimento */
  --ease:  cubic-bezier(.16, 1, .3, 1);
  --ease-cta: cubic-bezier(.60, .50, 0, 1);
  --dur:   .3s;
  --dur-lg:.6s;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--dark);
  background-color: var(--creme-light);
  /* Textura ambiente — a "matriz": grade sutil de nós (cruzes) a ~4.5% */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56'%3E%3Cg fill='%23242424' fill-opacity='0.035'%3E%3Crect x='27' y='22' width='2' height='12'/%3E%3Crect x='22' y='27' width='12' height='2'/%3E%3C/g%3E%3C/svg%3E");
  background-position: center top;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { line-height: 1.06; font-weight: 600; letter-spacing: -0.02em; color: var(--dark); }
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: -0.01em; }
p  { color: var(--grey-beige); }
strong { font-weight: 600; }
::selection { background: var(--orange); color: var(--accent-ink); }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--pad-side); }
.section   { padding-block: var(--space-section); position: relative; }
.section--tight { padding-block: clamp(3rem, 6vw, 5rem); }
.section--creme { background: var(--creme); }
.section--beige { background: var(--beige); }
.center { text-align: center; }
.center p { margin-inline: auto; }
.measure { max-width: 62ch; }
.mt-1 { margin-top: .75rem; } .mt-2 { margin-top: 1.5rem; } .mt-3 { margin-top: 2.5rem; }

/* ---------- Eyebrow / kicker ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-size: var(--fs-tag); font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--orange);
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--orange); }
.tag {
  display: inline-block; padding: .32rem .85rem; border: 1px solid var(--line);
  border-radius: var(--radius-pill); font-size: var(--fs-tag); font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase; color: var(--grey-beige); background: #fff;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .9rem 1.6rem; border-radius: var(--radius-pill);
  font-weight: 600; font-size: .95rem; letter-spacing: .01em; cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--dur) var(--ease-cta), background var(--dur), color var(--dur), box-shadow var(--dur), border-color var(--dur);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; transition: transform var(--dur) var(--ease-cta); }
.btn:hover svg { transform: translateX(4px); }
.btn--primary { background: var(--orange); color: var(--accent-ink); }
.btn--primary:hover { background: var(--orange-hover); transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn--ghost { background: transparent; color: var(--dark); border-color: var(--border-strong); }
.btn--ghost:hover { background: var(--dark); color: #fff; border-color: var(--dark); transform: translateY(-1px); }
.btn--light { background: #fff; color: var(--dark); }
.btn--light:hover { background: #fff; transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn--sm { padding: .58rem 1.1rem; font-size: .85rem; }

/* ---------- Header ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.85); backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur), box-shadow var(--dur), background var(--dur), height var(--dur);
}
.header.scrolled { border-bottom-color: var(--border-subtle); box-shadow: var(--shadow-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; gap: 1.5rem; }
.brand { display: inline-flex; align-items: center; }
.brand svg { height: 38px; width: auto; display: block; }
.footer .brand svg { height: 30px; }
.nav-links { display: flex; align-items: center; gap: 2rem; list-style: none; padding: 0; }
.nav-links a { font-size: .82rem; font-weight: 500; letter-spacing: .06em; text-transform: uppercase; color: var(--grey-beige); transition: color var(--dur); position: relative; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--dark); }
.nav-links a[aria-current="page"]::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -8px; height: 2px; background: var(--orange);
}
.nav-actions { display: flex; align-items: center; gap: .75rem; }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: .5rem; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--dark); transition: transform var(--dur) var(--ease), opacity var(--dur); }
.nav-toggle span + span { margin-top: 5px; }

/* ---------- Seletor de idioma (dropdown, 4 idiomas) ---------- */
.lang-select { position: relative; }
.lang-trigger { display: inline-flex; align-items: center; gap: .35rem; background: none; border: 0; cursor: pointer; font: inherit; font-size: .78rem; font-weight: 600; letter-spacing: .08em; color: var(--grey-beige); padding: .3rem .1rem; transition: color var(--dur); }
.lang-trigger:hover, .lang-select.open .lang-trigger { color: var(--dark); }
.lang-trigger .lang-globe { width: 15px; height: 15px; }
.lang-trigger .lang-chev { width: 12px; height: 12px; transition: transform var(--dur); }
.lang-select.open .lang-trigger .lang-chev { transform: rotate(180deg); }
.lang-menu { position: absolute; top: calc(100% + .55rem); right: 0; min-width: 172px; list-style: none; margin: 0; padding: .4rem; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-float); z-index: 200; display: none; }
.lang-select.open .lang-menu { display: block; }
.lang-menu li { margin: 0; }
.lang-menu a { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .55rem .7rem; border-radius: var(--radius); font-size: .9rem; letter-spacing: 0; color: var(--grey-beige); transition: background var(--dur), color var(--dur); }
.lang-menu a:hover { background: var(--beige); color: var(--dark); }
.lang-menu a[aria-current="true"] { color: var(--dark); font-weight: 600; }
.lang-menu a[aria-current="true"]::after { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--orange); flex: none; }

/* ---------- Matriz viva (injetada por JS no hero e no CTA) ---------- */
.hero-matrix { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.hero-matrix svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-matrix--right {
  -webkit-mask: radial-gradient(115% 95% at 82% 42%, #000 26%, transparent 76%);
          mask: radial-gradient(115% 95% at 82% 42%, #000 26%, transparent 76%);
}
.hero-matrix--calm {
  -webkit-mask: radial-gradient(80% 100% at 50% 55%, #000 8%, transparent 70%);
          mask: radial-gradient(80% 100% at 50% 55%, #000 8%, transparent 70%);
}
.hm-link  { stroke: rgba(36,36,36,.09); stroke-width: 1; fill: none; }
.hm-node  { stroke: rgba(36,36,36,.16); stroke-width: 1.2; fill: none; }
.hm-live  { fill: var(--orange); stroke: none; }
.hm-halo  { fill: var(--orange); transform-box: fill-box; transform-origin: center; }
.hm-signal { stroke: var(--orange); stroke-width: 1.6; stroke-linecap: round; fill: none; }
/* variante sobre superfície escura */
.hero-matrix--ink .hm-link { stroke: rgba(255,255,255,.08); }
.hero-matrix--ink .hm-node { stroke: rgba(255,255,255,.15); }

@keyframes hmPulse { 0% { transform: scale(.55); opacity: .5; } 70% { opacity: 0; } 100% { transform: scale(2); opacity: 0; } }
@keyframes hmSignal { from { stroke-dashoffset: var(--len); } to { stroke-dashoffset: 0; } }

/* ---------- Hero ---------- */
.hero { position: relative; padding-block: clamp(4.5rem, 9vw, 8.5rem) clamp(3.5rem, 7vw, 6.5rem); overflow: hidden; }
.hero > .container { position: relative; z-index: 1; }
.hero h1 { font-size: var(--fs-display); max-width: 15ch; }
.hero .lead { font-size: var(--fs-lead); color: var(--grey-beige); max-width: 52ch; margin-top: 1.5rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.5rem; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 2.5rem; margin-top: 3.5rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.hero-meta .stat strong { display: block; font-size: clamp(1.35rem,2.2vw,1.9rem); font-weight: 600; letter-spacing: -0.02em; color: var(--dark); }
.hero-meta .stat span { font-size: var(--fs-small); color: var(--grey-beige); }

/* ---------- Métricas do hero em tiles (home) ---------- */
.meta-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 3.25rem; }
.meta-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.metric {
  position: relative; overflow: hidden;
  background: var(--card-bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.4rem 1.35rem 1.55rem;
  transition: transform var(--dur) var(--ease), border-color var(--dur), box-shadow var(--dur);
}
.metric::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--orange);
  transform: scaleX(0); transform-origin: left; transition: transform var(--dur-lg) var(--ease);
}
.metric:hover { border-color: var(--border-strong); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.metric:hover::before { transform: scaleX(1); }
.metric-icon {
  width: 34px; height: 34px; display: grid; place-items: center; border-radius: var(--radius);
  background: var(--accent-subtle); color: var(--orange); border: 1px solid rgba(38,208,124,.20);
  margin-bottom: 1rem; transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur);
}
.metric-icon svg { width: 18px; height: 18px; }
.metric:hover .metric-icon { background: var(--orange); color: var(--accent-ink); border-color: var(--orange); }
.metric strong { display: block; font-size: 1.15rem; font-weight: 600; letter-spacing: -0.01em; color: var(--dark); }
.metric span { display: block; font-size: var(--fs-small); color: var(--grey-beige); margin-top: .35rem; line-height: 1.45; }
@media (max-width: 960px) { .meta-grid, .meta-grid.cols-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .meta-grid, .meta-grid.cols-3 { grid-template-columns: 1fr; } }

/* ---------- Seção Visão — layout editorial assimétrico ---------- */
.vision-head { display: grid; grid-template-columns: 1fr 2.05fr; gap: clamp(2rem, 6vw, 6rem); align-items: start; }
.vision-kicker p { margin-top: .9rem; font-size: var(--fs-small); color: var(--grey-beige); max-width: 26ch; }
.vision-statement h2 { font-size: clamp(1.9rem, 3.6vw, 3.1rem); line-height: 1.08; letter-spacing: -0.02em; max-width: 24ch; }
.vision-statement .lead { margin-top: 1.4rem; font-size: var(--fs-lead); color: var(--grey-beige); max-width: 62ch; }
.vision-stats { display: flex; flex-wrap: wrap; gap: clamp(1.5rem, 3vw, 3rem); margin-top: clamp(2.4rem, 4.5vw, 3.2rem); padding-top: clamp(2.4rem, 4.5vw, 3.2rem); border-top: 1px solid var(--line); }
.vision-stats .vstat { flex: 1 1 130px; }
.vision-stats .vstat strong { display: block; font-size: clamp(2.4rem, 4vw, 3.4rem); font-weight: 600; letter-spacing: -0.03em; line-height: 1; color: var(--dark); }
.vision-stats .vstat span { display: block; margin-top: .65rem; font-size: var(--fs-small); color: var(--grey-beige); max-width: 22ch; }
@media (max-width: 800px) { .vision-head { grid-template-columns: 1fr; gap: 1.4rem; } .vision-statement h2 { max-width: none; } }

/* ---------- Section head ---------- */
.section-head { max-width: 58ch; }
.section-head.center { margin-inline: auto; }
.section-head h2 { margin-top: .9rem; }
.section-head p { margin-top: 1rem; font-size: var(--fs-lead); }

/* ---------- Grid & cards ---------- */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative; overflow: hidden;
  background: var(--card-bg); border: 1px solid var(--line); border-radius: var(--radius);
  padding: clamp(1.6rem, 2.5vw, 2.3rem);
  transition: transform var(--dur) var(--ease), border-color var(--dur), box-shadow var(--dur);
}
/* barra de acento no topo — desenha da esquerda no hover (a "assinatura" do card) */
.card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--orange); transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur-lg) var(--ease);
}
.card:hover { border-color: var(--border-strong); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.card:hover::before { transform: scaleX(1); }
.card .card-icon {
  width: 48px; height: 48px; display: grid; place-items: center; border-radius: var(--radius);
  background: var(--accent-subtle); color: var(--orange); margin-bottom: 1.3rem;
  border: 1px solid rgba(38,208,124,.20);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur), transform var(--dur) var(--ease);
}
.card .card-icon svg { width: 24px; height: 24px; }
/* no hover, o chip do ícone "acende" em verde (ícone em verde-escuro, como os botões) */
.card:hover .card-icon { background: var(--orange); color: var(--accent-ink); border-color: var(--orange); transform: translateY(-1px); }
.card h3 { margin-bottom: .55rem; transition: color var(--dur); }
.card p { font-size: var(--fs-body); }

/* cards que são links (serviços, equipamentos): seta que surge + realce do título */
a.card::after {
  content: ""; position: absolute;
  top: clamp(1.6rem, 2.5vw, 2.3rem); right: clamp(1.6rem, 2.5vw, 2.3rem);
  width: 18px; height: 18px; background: currentColor; color: var(--text-muted);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14M13 6l6 6-6 6'/%3E%3C/svg%3E") center / contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12h14M13 6l6 6-6 6'/%3E%3C/svg%3E") center / contain no-repeat;
  opacity: 0; transform: translateX(-5px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), color var(--dur);
}
a.card { padding-right: calc(clamp(1.6rem, 2.5vw, 2.3rem) + 26px); }
a.card:hover::after { opacity: 1; transform: translateX(0); color: var(--orange); }
a.card:hover h3 { color: var(--orange); }

/* card variante escura */
.card--dark { background: var(--dark); border-color: transparent; color: #fff; }
.card--dark:hover { background: #1b1b1b; border-color: transparent; }
.card--dark h3 { color: #fff; }
.card--dark p { color: rgba(255,255,255,.72); }

/* ---------- Split (texto + painel) ---------- */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.split.reverse .split-media { order: -1; }
.panel {
  position: relative; overflow: hidden;
  background: var(--dark); color: #fff; border-radius: var(--radius-lg);
  padding: clamp(1.8rem, 3vw, 2.8rem); box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255,255,255,.06);
}
.panel h3 { color: #fff; }
/* barra de status estilo painel de controle */
.panel h3::before {
  content: ""; display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--orange); margin-right: .6rem; vertical-align: middle;
  box-shadow: 0 0 0 4px rgba(38,208,124,.18);
}
.panel .panel-row { display: flex; gap: 1rem; padding: 1.1rem 0; border-bottom: 1px solid rgba(255,255,255,.12); position: relative; }
.panel .panel-row:last-child { border-bottom: 0; }
.panel .panel-row .dot { flex: none; width: 9px; height: 9px; border-radius: 50%; background: var(--orange); margin-top: .55rem; box-shadow: 0 0 0 4px rgba(38,208,124,.16); }
.panel .panel-row p { color: rgba(255,255,255,.72); font-size: var(--fs-small); }
.panel .panel-row strong { color: #fff; }

/* ---------- Feature list ---------- */
.feature-list { list-style: none; padding: 0; display: grid; gap: 1.1rem; }
.feature-list li { display: flex; gap: .85rem; align-items: flex-start; }
.feature-list .fl-icon { flex: none; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 50%; background: var(--accent-subtle); color: var(--orange); margin-top: 2px; }
.feature-list .fl-icon svg { width: 15px; height: 15px; }
.feature-list strong { display: block; }
.feature-list p { font-size: var(--fs-small); margin-top: .15rem; }

/* ---------- Steps / numbered ---------- */
.steps { counter-reset: step; display: grid; gap: 1.2rem; }
.step { display: flex; gap: 1.2rem; align-items: flex-start; }
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  flex: none; font-weight: 600; font-size: 1rem; color: var(--orange);
  width: 46px; height: 46px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 50%; background: #fff;
}

/* ---------- CTA band ---------- */
.cta-band { background: var(--dark); color: #fff; border-radius: var(--radius-lg); padding: clamp(2.5rem, 5vw, 4.5rem); text-align: center; position: relative; overflow: hidden; border: 1px solid rgba(255,255,255,.06); }
.cta-band > *:not(.hero-matrix) { position: relative; z-index: 1; }
.cta-band h2 { color: #fff; max-width: 20ch; margin-inline: auto; }
.cta-band p { color: rgba(255,255,255,.72); max-width: 52ch; margin: 1rem auto 0; }
.cta-band .hero-cta { justify-content: center; }

/* ---------- Forms ---------- */
.form { display: grid; gap: 1.3rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.3rem; }
.field { display: flex; flex-direction: column; gap: .45rem; }
.field label { font-size: var(--fs-small); font-weight: 600; }
.field label .req { color: var(--orange); }
.field input, .field textarea, .field select {
  font: inherit; font-size: 1rem; color: var(--dark);
  padding: .8rem 1rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: #fff; transition: border-color var(--dur), box-shadow var(--dur);
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(38,208,124,.12);
}
.form-note { font-size: var(--fs-small); color: var(--med-beige); }

/* ---------- Accordion (FAQ) ---------- */
.accordion { border-top: 1px solid var(--line); }
.accordion details { border-bottom: 1px solid var(--line); }
.accordion summary { cursor: pointer; list-style: none; padding: 1.3rem 0; font-weight: 600; font-size: 1.1rem; display: flex; justify-content: space-between; gap: 1rem; align-items: center; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion summary .plus { flex: none; width: 26px; height: 26px; position: relative; transition: transform var(--dur) var(--ease); }
.accordion summary .plus::before, .accordion summary .plus::after { content:""; position:absolute; inset:0; margin:auto; background: var(--orange); }
.accordion summary .plus::before { width: 14px; height: 2px; }
.accordion summary .plus::after { width: 2px; height: 14px; }
.accordion details[open] summary .plus { transform: rotate(135deg); }
.accordion .acc-body { padding: 0 0 1.4rem; color: var(--grey-beige); max-width: 70ch; }

/* ---------- Modal (pop-up de e-mail) ---------- */
.modal { border: 0; padding: 0; margin: auto; background: transparent; width: min(520px, calc(100vw - 2rem)); color: var(--dark); }
.modal::backdrop { background: rgba(36,36,36,.5); }
.modal[open] { animation: modalIn .25s var(--ease); }
@keyframes modalIn { from { opacity: 0; transform: translateY(10px) scale(.985); } to { opacity: 1; transform: none; } }
.modal-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-lg); padding: clamp(1.6rem, 3vw, 2.4rem); box-shadow: var(--shadow-float); }
.modal-card h3 { padding-right: 2.2rem; }
.modal-sub { font-size: var(--fs-small); color: var(--grey-beige); margin-top: .35rem; }
.modal-card .form { margin-top: 1.3rem; gap: 1rem; }
.modal-card .field textarea { min-height: 96px; }
.modal-close { position: absolute; top: .7rem; right: .8rem; width: 34px; height: 34px; display: grid; place-items: center; background: none; border: 0; border-radius: var(--radius); font-size: 1.5rem; line-height: 1; color: var(--text-muted); cursor: pointer; transition: color var(--dur), background var(--dur); }
.modal-close:hover { color: var(--dark); background: var(--beige); }
.modal-actions { display: flex; justify-content: flex-end; gap: .7rem; margin-top: 1.4rem; }
.modal-error { color: #DB5B47; font-size: var(--fs-small); margin-top: .9rem; }

/* ---------- Footer ---------- */
.footer { background: #242424; color: #fff; padding-block: clamp(3.5rem, 6vw, 5.5rem) 2rem; }
.footer a { color: rgba(255,255,255,.72); transition: color var(--dur); }
.footer a:hover { color: #fff; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; }
.footer .brand { color: #fff; margin-bottom: 1rem; }
.footer .f-about { color: rgba(255,255,255,.62); font-size: var(--fs-small); max-width: 34ch; }
.footer h4 { font-size: var(--fs-tag); letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.5); margin-bottom: 1.1rem; font-weight: 600; }
.footer ul { list-style: none; padding: 0; display: grid; gap: .7rem; font-size: var(--fs-small); }
.footer-bottom { margin-top: 3rem; padding-top: 1.6rem; border-top: 1px solid rgba(255,255,255,.12); display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; font-size: var(--fs-small); color: rgba(255,255,255,.5); }

/* ---------- Reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; }
  .split.reverse .split-media { order: 0; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  .nav-links, .nav-actions .btn { display: none; }
  .nav-toggle { display: block; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; align-items: flex-start; gap: 1.2rem;
    position: absolute; left: 0; right: 0; top: 76px; padding: 1.5rem var(--pad-side) 2rem;
    background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-md);
  }
  .nav.open .nav-links a { font-size: 1rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 2rem; }
  .hero-meta { gap: 1.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .hm-halo, .hm-signal { animation: none !important; }
}