/* ==========================================================================
   Larke — Holding Patrimonial · Design System
   Marca: grafite #1a1a18 · dourado #c8a96a · creme #f4f1ea
   Fontes: Bricolage Grotesque (display) + Instrument Sans (texto)

   Adota o design system krv-ui (carregado via <link> /ui/v1/krv-ui.css com
   <html data-brand="larke">). As cores de marca da Larke abaixo apontam para os
   tokens do kit (sob o tema "larke" eles têm exatamente os mesmos hex), e as
   fontes usam os tokens --krv-font-*. Fallbacks literais preservam o visual caso
   o kit não carregue. Reskin puro: nenhum markup foi alterado.
   ========================================================================== */

:root {
  /* Marca Larke remapeada para os tokens krv-ui (tema larke = mesmos hex) */
  --grafite: var(--krv-ink, #1a1a18);
  --dourado: var(--krv-brand, #c8a96a);
  --creme: var(--krv-paper, #f4f1ea);
  /* Tons de apoio sem token equivalente — mantidos literais */
  --grafite-claro: #26261f;
  --grafite-card: #211f1b;
  --dourado-claro: #e0c896;
  --cinza: #8a857a;
  --linha: rgba(200, 169, 106, 0.18);
  --max: 1140px;
  --radius: 3px;
  /* Fontes do kit (com fallback para a tipografia anterior) */
  --larke-font-display: var(--krv-font-display, 'Cormorant Garamond', Georgia, serif);
  --larke-font-sans: var(--krv-font-sans, 'Jost', system-ui, sans-serif);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 90px;
}

body {
  font-family: var(--larke-font-sans);
  background: var(--grafite);
  color: var(--creme);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Textura de grão sutil, fiel à home original */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--dourado-claro); text-decoration: none; transition: color .25s ease; }
a:hover { color: var(--dourado); }

/* --- Acessibilidade ----------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--dourado-claro);
  outline-offset: 3px;
  border-radius: 2px;
}
:focus:not(:focus-visible) { outline: none; }

.skip-link {
  position: absolute;
  left: 50%;
  top: .75rem;
  transform: translate(-50%, -150%);
  z-index: 100;
  background: var(--dourado);
  color: var(--grafite);
  padding: .6rem 1.2rem;
  border-radius: 2px;
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: .05em;
  transition: transform .2s ease;
}
.skip-link:focus { transform: translate(-50%, 0); color: var(--grafite); }

.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: var(--max); margin: 0 auto; padding: 0 1.5rem; }
.section { position: relative; z-index: 2; padding: clamp(3.5rem, 9vw, 7rem) 0; }
.section--tight { padding: clamp(2.5rem, 6vw, 4.5rem) 0; }

.eyebrow {
  font-weight: 300;
  font-size: .72rem;
  letter-spacing: .42em;
  text-transform: uppercase;
  color: var(--dourado);
  margin-bottom: 1.1rem;
}

h1, h2, h3 { font-family: var(--larke-font-display); font-weight: 500; line-height: 1.05; }
h1 { font-size: clamp(2.8rem, 8vw, 5.5rem); letter-spacing: .01em; }
h2 { font-size: clamp(2rem, 5vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 3vw, 1.9rem); }
.accent { color: var(--dourado); font-style: italic; }

p { color: rgba(244, 241, 234, .78); }
.lead { font-size: 1.1rem; font-weight: 300; line-height: 1.85; max-width: 56ch; }

.divider {
  width: 200px; height: 1px; margin: 2rem 0;
  background: linear-gradient(90deg, var(--dourado), transparent);
}
.divider--center { margin-left: auto; margin-right: auto;
  background: linear-gradient(90deg, transparent, var(--dourado), transparent); }

/* --- Botões ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .7rem;
  min-height: 46px; padding: .9rem 2.2rem;
  font-family: var(--larke-font-sans); font-weight: 400; font-size: .8rem;
  letter-spacing: .18em; text-transform: uppercase;
  border-radius: var(--radius); cursor: pointer; position: relative; overflow: hidden;
  border: 1px solid var(--dourado); color: var(--dourado-claro); background: transparent;
  transition: color .25s ease, transform .15s ease;
}
.btn::before {
  content: ''; position: absolute; inset: 0; background: var(--dourado);
  transform: translateX(-101%); transition: transform .4s cubic-bezier(.16,1,.3,1); z-index: -1;
}
.btn:hover { color: var(--grafite); }
.btn:hover::before { transform: translateX(0); }
.btn:active { transform: scale(.98); }
.btn svg { transition: transform .3s; }
.btn:hover svg { transform: translateX(4px); }
.btn--solid { background: var(--dourado); color: var(--grafite); border-color: var(--dourado); }
.btn--solid::before { background: var(--dourado-claro); }
.btn--solid:hover { color: var(--grafite); }
.btn--ghost { border-color: var(--linha); }

/* --- Header / Nav ------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(20, 20, 18, .82);
  backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--linha);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 1rem; }
.brand { display: flex; align-items: center; gap: .7rem; font-family: var(--larke-font-display); }
.brand-mark {
  width: 38px; height: 38px; border: 1.5px solid var(--dourado); border-radius: 50%;
  display: grid; place-items: center; color: var(--dourado);
  font-size: 1.35rem; font-weight: 600; line-height: 1; flex: none;
}
.brand-name { font-size: 1.5rem; color: var(--creme); letter-spacing: .02em; }
.brand-name .accent { font-style: normal; }

.nav-links { display: flex; align-items: center; gap: 1.6rem; list-style: none; }
.nav-links a {
  font-family: var(--larke-font-sans); font-size: .82rem; letter-spacing: .12em;
  text-transform: uppercase; font-weight: 400; color: rgba(244,241,234,.82);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--dourado); }

.nav-tools { display: flex; align-items: center; gap: 1rem; }

.lang-toggle {
  display: inline-flex; border: 1px solid var(--linha); border-radius: var(--radius); overflow: hidden;
}
.lang-toggle button {
  background: transparent; border: 0; color: var(--cinza); cursor: pointer;
  font-family: var(--larke-font-sans); font-size: .72rem; font-weight: 500; letter-spacing: .1em;
  padding: .42rem .7rem; text-transform: uppercase; transition: background .2s, color .2s;
}
.lang-toggle button[aria-pressed="true"] { background: var(--dourado); color: var(--grafite); }

.nav-toggle {
  display: none; background: transparent; border: 1px solid var(--linha);
  border-radius: var(--radius); width: 44px; height: 44px; cursor: pointer; color: var(--creme);
}
.nav-toggle svg { margin: auto; }

@media (max-width: 860px) {
  .nav-toggle { display: grid; place-items: center; }
  .nav-links {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--grafite-claro); border-bottom: 1px solid var(--linha);
    padding: .5rem 1.5rem 1.2rem; transform-origin: top; display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: .85rem 0; width: 100%; }
}

/* --- Hero --------------------------------------------------------------- */
.hero {
  position: relative; z-index: 2; min-height: 78vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: clamp(4rem, 10vw, 7rem) 0;
}
.hero .glow {
  position: absolute; top: 40%; left: 70%; transform: translate(-50%, -50%);
  width: 640px; height: 640px; pointer-events: none; z-index: -1;
  background: radial-gradient(circle, rgba(200,169,106,.12) 0%, transparent 62%);
  animation: pulse 8s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: .6; transform: translate(-50%,-50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%,-50%) scale(1.08); }
}
.hero h1 { max-width: 14ch; margin-bottom: 1.4rem; }
.hero .lead { margin-bottom: 2.4rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; }

/* --- Cards / grids ------------------------------------------------------ */
.grid { display: grid; gap: 1.4rem; }
.grid--2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.card {
  background: var(--grafite-card); border: 1px solid var(--linha);
  border-radius: var(--radius); padding: 2rem; position: relative;
  transition: border-color .3s ease, transform .3s ease;
}
.card:hover { border-color: rgba(200,169,106,.45); transform: translateY(-3px); }
.card h3 { color: var(--creme); margin-bottom: .6rem; }
.card .card-tag {
  font-size: .68rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--dourado); margin-bottom: .9rem; display: inline-block;
}
.card p { font-size: .95rem; }
.card .card-link {
  display: inline-flex; align-items: center; gap: .4rem; margin-top: 1.1rem;
  font-size: .78rem; letter-spacing: .12em; text-transform: uppercase;
}
.card[hidden] { display: none; }

/* Filtros de portfólio (chips) — usados em empresas.html */
.filterbar {
  display: flex; flex-wrap: wrap; gap: .6rem; margin: 2rem 0 .5rem;
}
.filter-chip {
  font-family: inherit; cursor: pointer;
  background: transparent; color: var(--cinza);
  border: 1px solid var(--linha); border-radius: 999px;
  padding: .5rem 1.1rem; font-size: .72rem; letter-spacing: .14em;
  text-transform: uppercase; transition: color .25s ease, border-color .25s ease, background .25s ease;
}
.filter-chip:hover { color: var(--creme); border-color: rgba(200,169,106,.45); }
.filter-chip[aria-pressed="true"] {
  background: var(--dourado); color: var(--grafite); border-color: var(--dourado);
}
.filter-chip:focus-visible { outline: 2px solid var(--dourado-claro); outline-offset: 2px; }
.filter-empty {
  color: var(--cinza); font-size: .95rem; margin-top: 1.5rem;
}
.filter-empty[hidden] { display: none; }

/* Valores / lista de destaques */
.value-list { list-style: none; display: grid; gap: 1.2rem; }
.value-list li { padding-left: 1.6rem; position: relative; }
.value-list li::before {
  content: ''; position: absolute; left: 0; top: .55em; width: 8px; height: 8px;
  border: 1px solid var(--dourado); transform: rotate(45deg);
}
.value-list strong { color: var(--dourado-claro); font-weight: 500; }

/* Métricas / stats */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 1.5rem; }
.stat { border-left: 1px solid var(--linha); padding-left: 1.2rem; }
.stat .num { font-family: var(--larke-font-display); font-size: 2.8rem; color: var(--dourado); line-height: 1; }
.stat .label { font-size: .76rem; letter-spacing: .14em; text-transform: uppercase; color: var(--cinza); margin-top: .5rem; }

/* --- Formulário --------------------------------------------------------- */
.form { display: grid; gap: 1.3rem; max-width: 620px; }
.field { display: grid; gap: .45rem; }
.field label { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--dourado); }
.field .req { color: var(--dourado-claro); }
.field input, .field select, .field textarea {
  background: var(--grafite-claro); border: 1px solid var(--linha); border-radius: var(--radius);
  color: var(--creme); font-family: var(--larke-font-sans); font-size: 1rem;
  padding: .85rem 1rem; width: 100%; transition: border-color .2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--dourado); outline: none; }
.field textarea { resize: vertical; min-height: 130px; }
.field .hint { font-size: .76rem; color: var(--cinza); }
.field--error input, .field--error select, .field--error textarea { border-color: #c2554c; }
.field-error { font-size: .78rem; color: #e09289; min-height: 1em; }
.form-status { font-size: .9rem; padding: .9rem 1.1rem; border-radius: var(--radius); display: none; }
.form-status.show { display: block; }
.form-status.ok { background: rgba(200,169,106,.12); border: 1px solid var(--linha); color: var(--dourado-claro); }
.form-status.err { background: rgba(194,85,76,.12); border: 1px solid rgba(194,85,76,.5); color: #e09289; }

/* --- Blog --------------------------------------------------------------- */
.post-list { display: grid; gap: 1.4rem; }
.post-card { display: flex; flex-direction: column; gap: .6rem; }
.post-card time { font-size: .74rem; letter-spacing: .14em; text-transform: uppercase; color: var(--cinza); }
.post-card h3 a { color: var(--creme); }
.post-card h3 a:hover { color: var(--dourado); }
.post-body { max-width: 70ch; }
.post-body p { margin: 1.2rem 0; line-height: 1.85; }
.post-body h2 { margin: 2.2rem 0 .8rem; }
.post-body h3 { margin: 1.8rem 0 .6rem; color: var(--creme); }
.post-body ul { margin: 1.2rem 0 1.2rem 1.4rem; color: rgba(244,241,234,.78); display: grid; gap: .5rem; }

/* --- Footer ------------------------------------------------------------- */
.site-footer {
  position: relative; z-index: 2; border-top: 1px solid var(--linha);
  padding: 3rem 0 2.2rem; margin-top: 2rem;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; margin-bottom: 2.5rem; }
.footer-grid h4 { font-family: var(--larke-font-sans); font-size: .74rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--dourado); margin-bottom: 1rem; }
.footer-grid ul { list-style: none; display: grid; gap: .6rem; }
.footer-grid a { font-size: .9rem; color: rgba(244,241,234,.72); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  font-size: .72rem; letter-spacing: .08em; color: var(--cinza); }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; gap: 1.6rem; } }

/* --- i18n: mostra só o idioma ativo ------------------------------------- */
[data-i18n-en] { display: none; }
html[lang="en"] [data-i18n-pt] { display: none; }
html[lang="en"] [data-i18n-en] { display: revert; }

/* --- Movimento reduzido ------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .hero .glow { animation: none; opacity: .8; }
}
