:root {
  /* -----------------------------
     TYPOGRAPHY
     ----------------------------- */
  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif; /* títulos */
  --font-sans: "Montserrat", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; /* textos + UI */

  /* Weights (use várias como no exemplo) */
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;

  /* Type scale (desktop-first, com clamp recomendado no CSS final) */
  --fs-hero-title: clamp(2rem, 2.5vw + 1rem, 3.25rem); /* Nome no hero */
  --fs-hero-subtitle: clamp(1rem, 0.8vw + 0.8rem, 1.25rem); /* “Excelência…” */
  --fs-h2: clamp(1.4rem, 1.2vw + 1rem, 2rem); /* títulos de seção */
  --fs-card-title: 1.05rem;
  --fs-body: 1rem;
  --fs-small: 0.9rem;
  --lh-tight: 1.15;
  --lh-normal: 1.5;
  --lh-loose: 1.7;

  /* Letter spacing (estética editorial/classy) */
  --tracking-hero: 0.08em; /* nome em caps */
  --tracking-label: 0.04em;

  /* -----------------------------
     COLORS (extraídos da paleta enviada)
     ----------------------------- */
  --color-ink: #262626; /* preto suave (texto/ícones escuros) */
  --color-surface: #f4f7f9; /* off-white frio (fundos claros / cards) */
  --color-gold: #bf9e5a; /* dourado (destaques, detalhe gravata/CTA) */

  --color-navy-600: #2f567e; /* azul médio (acentos/gradientes leves) */
  --color-navy-700: #19456c; /* azul profundo (seções escuras) */
  --color-navy-900: #0d253d; /* azul bem escuro (hero overlay / footer) */

  /* Complementares úteis (derivados/funcionais) */
  --color-white: #ffffff;
  --color-border: rgba(13, 37, 61, 0.12); /* bordas em áreas claras */
  --color-shadow: rgba(13, 37, 61, 0.14); /* sombras suaves */
  --color-overlay: rgba(13, 37, 61, 0.55); /* overlay no hero sobre foto */

  /* -----------------------------
     RADIUS / ELEVATION
     ----------------------------- */
  --radius-sm: 10px;
  --radius-md: 16px; /* cards */
  --radius-lg: 22px; /* blocos grandes */
  --shadow-sm: 0 8px 18px var(--color-shadow);
  --shadow-md: 0 14px 30px rgba(13, 37, 61, 0.18);

  /* -----------------------------
     SPACING (8pt grid)
     ----------------------------- */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* -----------------------------
     LAYOUT / CONTAINERS
     ----------------------------- */
  --container-max: 1120px;
  --container-pad: clamp(16px, 3vw, 28px);

  /* Breakpoints (guidance) */
  --bp-mobile: 480px;
  --bp-tablet: 768px;
  --bp-desktop: 1024px;
  --bp-wide: 1200px;

  /* -----------------------------
     MOTION (hover sutil)
     ----------------------------- */
  --ease-standard: cubic-bezier(0.2, 0.8, 0.2, 1);
  --dur-fast: 140ms;
  --dur-med: 220ms;
  --dur-slow: 360ms;

  /* -----------------------------
     COMPONENT TOKENS
     ----------------------------- */

  /* HERO (onde usar: topo com imagem + overlay azul) */
  --hero-min-h: 520px;
  --hero-text: var(--color-white);
  --hero-overlay: var(--color-overlay);
  --hero-overlay-opacity: 0.7;

  /* SECTION: Services (onde usar: “Conheça os principais serviços…”) */
  --services-bg: var(--color-surface); /* painel claro central */
  --services-card-bg: rgba(255, 255, 255, 0.65);
  --services-card-border: var(--color-border);
  --services-card-gap: var(--space-6);

  /* CTA (onde usar: “Solicite o seu orçamento.”) */
  --cta-bg: var(--color-navy-900);
  --cta-text: var(--color-white);
  --cta-button-bg: rgba(255, 255, 255, 0.12);
  --cta-button-bg-hover: rgba(255, 255, 255, 0.18);
  --cta-button-border: rgba(255, 255, 255, 0.35);

  /* FOOTER (onde usar: contatos + nota de validação) */
  --footer-bg: var(--color-navy-900);
  --footer-text: rgba(255, 255, 255, 0.78);
  --footer-text-strong: rgba(255, 255, 255, 0.92);

  /* Links */
  --link: rgba(255, 255, 255, 0.92);
  --link-hover: var(--color-gold);

  /* Focus (acessibilidade) */
  --focus-ring: 0 0 0 3px rgba(191, 158, 90, 0.35);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-normal);
  background: var(--color-white);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-navy-900);
  transform: translateY(-160%);
  transition: transform var(--dur-med) var(--ease-standard);
  z-index: 10;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

/* =========================================================
   HERO
   ========================================================= */

.hero {
  position: relative;
  min-height: var(--hero-min-h);
  display: grid;
  align-items: center;
  color: var(--hero-text);
  overflow: clip;
  background-color: var(--color-navy-900);
}

.brand {
  position: absolute;
  left: var(--container-pad);
  top: var(--space-6);
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: clamp(52px, 6vw, 84px);
  height: clamp(40px, 5vw, 60px);
  padding: 0;
  border-radius: 0;
  background: transparent;
  border: 0;
  transition:
    transform var(--dur-med) var(--ease-standard),
    opacity var(--dur-med) var(--ease-standard);
}

.brand:hover {
  transform: translateY(-2px);
  opacity: 0.92;
}

.brand__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: brightness(0) invert(1) drop-shadow(0 12px 26px rgba(0, 0, 0, 0.32));
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 37, 61, 0.75), rgba(47, 86, 126, 0.28));
  opacity: var(--hero-overlay-opacity);
  pointer-events: none;
  z-index: 1;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13, 37, 61, 0.9), rgba(47, 86, 126, 0.35));
  opacity: 1;
  pointer-events: none;
  z-index: 0;
}

.hero__inner {
  position: relative;
  padding: clamp(56px, 8vw, 112px) 0;
  text-align: center;
  z-index: 2;
}

.hero__eyebrow {
  margin: 0 0 var(--space-4);
  font-size: var(--fs-small);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
}

.hero__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: var(--weight-semibold);
  font-size: var(--fs-hero-title);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-hero);
  text-transform: uppercase;
  text-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
}

.hero__subtitle {
  margin: var(--space-4) auto 0;
  max-width: 52ch;
  font-size: var(--fs-hero-subtitle);
  font-weight: var(--weight-medium);
  line-height: var(--lh-loose);
  color: rgba(255, 255, 255, 0.9);
  text-shadow: 0 10px 26px rgba(0, 0, 0, 0.28);
}

.hero__actions {
  margin-top: var(--space-8);
  display: inline-flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
}

/* =========================================================
   BUTTONS / LINKS
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-label);
  text-transform: lowercase;
  cursor: pointer;
  transition:
    transform var(--dur-med) var(--ease-standard),
    background-color var(--dur-med) var(--ease-standard),
    border-color var(--dur-med) var(--ease-standard),
    box-shadow var(--dur-med) var(--ease-standard),
    color var(--dur-med) var(--ease-standard);
}

.btn--primary {
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-navy-900);
  box-shadow: 0 10px 26px rgba(13, 37, 61, 0.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  color: rgba(255, 255, 255, 0.92);
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateY(-2px);
}

.btn--cta {
  background: var(--cta-button-bg);
  border-color: var(--cta-button-border);
  color: var(--cta-text);
}

.btn--cta:hover {
  background: var(--cta-button-bg-hover);
  transform: scale(1.02);
}

.footer__link:hover,
.footer__link:focus-visible {
  color: var(--link-hover);
}

/* =========================================================
   SERVICES
   ========================================================= */

.services {
  background: radial-gradient(900px 520px at 15% 10%, rgba(47, 86, 126, 0.35), transparent 55%),
    linear-gradient(180deg, var(--color-navy-700), var(--color-navy-900));
  color: var(--color-white);
  padding: clamp(56px, 7vw, 88px) 0;
}

.section-title {
  margin: 0 0 var(--space-8);
  font-family: var(--font-serif);
  font-weight: var(--weight-semibold);
  font-size: var(--fs-h2);
  line-height: var(--lh-tight);
}

.services__panel {
  background: var(--services-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: clamp(20px, 3vw, 34px);
  color: var(--color-ink);
}

.services__grid {
  display: grid;
  gap: var(--services-card-gap);
  grid-template-columns: 1fr;
}

.card {
  background: var(--services-card-bg);
  border: 1px solid var(--services-card-border);
  border-radius: var(--radius-md);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition:
    transform var(--dur-slow) var(--ease-standard),
    box-shadow var(--dur-slow) var(--ease-standard);
}

.card__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: var(--weight-semibold);
  font-size: var(--fs-card-title);
  letter-spacing: 0.01em;
  line-height: var(--lh-tight);
  color: var(--color-navy-900);
}

.card__text {
  margin: var(--space-4) 0 0;
  line-height: var(--lh-loose);
  color: rgba(38, 38, 38, 0.88);
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

/* =========================================================
   CTA
   ========================================================= */

.cta {
  background: var(--cta-bg);
  color: var(--cta-text);
  padding: clamp(56px, 7vw, 88px) 0;
}

.cta__inner {
  display: grid;
  gap: clamp(22px, 4vw, 44px);
  align-items: center;
  grid-template-columns: 1fr;
}

.cta__content {
  text-align: center;
}

.cta__content .btn--cta {
  margin-left: auto;
  margin-right: auto;
}

.cta__title {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: var(--weight-bold);
  font-size: clamp(1.8rem, 1.6vw + 1.2rem, 2.4rem);
  letter-spacing: 0.01em;
  line-height: var(--lh-tight);
}

.cta__text {
  margin: var(--space-4) 0 var(--space-8);
  color: rgba(255, 255, 255, 0.86);
  line-height: var(--lh-loose);
  max-width: 60ch;
}

.cta__media {
  position: relative;
  width: 100%;
  max-width: 560px;
  aspect-ratio: 16 / 10;
  min-height: 240px; /* fallback se aspect-ratio não aplicar */
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.28);
  overflow: hidden;
  margin: 0;
}

.cta__media::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(520px 260px at 30% 20%, rgba(191, 158, 90, 0.14), transparent 60%),
    linear-gradient(135deg, rgba(13, 37, 61, 0.06), rgba(13, 37, 61, 0.22));
  pointer-events: none;
  z-index: 1;
}

.cta__media-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover; /* imagem cheia (pode cortar) */
  object-position: center;
  z-index: 0;
}

/* =========================================================
   FOOTER
   ========================================================= */

.footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: var(--space-12) 0;
}

.footer__inner {
  display: grid;
  gap: var(--space-8);
}

.footer__note {
  margin: 0;
  font-size: var(--fs-small);
  line-height: var(--lh-loose);
  color: rgba(255, 255, 255, 0.82);
  max-width: 86ch;
}

.footer__contacts {
  display: grid;
  gap: var(--space-2);
}

.footer__line {
  margin: 0;
  font-size: var(--fs-small);
  color: var(--footer-text-strong);
}

.footer__link {
  color: var(--link);
  transition: color var(--dur-med) var(--ease-standard);
}

/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (min-width: 768px) {
  .services__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta__inner {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .cta__content {
    text-align: left;
  }

  .cta__content .btn--cta {
    margin-left: 0;
    margin-right: 0;
  }

  .cta__media {
    justify-self: end;
    max-width: 520px;
    min-height: 320px;
  }
}

@media (min-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .btn,
  .card,
  .skip-link,
  .brand {
    transition: none !important;
  }

  .card:hover,
  .btn--cta:hover,
  .btn--primary:hover,
  .btn--ghost:hover,
  .brand:hover {
    transform: none;
  }
}