/* ==========================================================================
   1. RESET
   ========================================================================== */

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

* {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img,
picture,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: none;
  border: none;
}

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

ul,
ol {
  list-style: none;
}

table {
  border-collapse: collapse;
}

/* ==========================================================================
   2. TOKENS DE DESIGN
   Extraídos do site de referência (thinkgroupuk.co.uk): paleta industrial
   flat, tipografia Inter Tight + rótulos condensados, cantos retos.
   ========================================================================== */

:root {
  /* Cores — paleta: verde/verde-limão + preto/branco */
  --color-bg: #ffffff;
  --color-bg-alt: rgba(0, 0, 0, 0.04);
  --color-bg-dark: #000000;
  --color-text: #000000;
  --color-text-inverse: #ffffff;
  --color-text-muted: rgba(0, 0, 0, 0.62);
  --color-text-muted-inverse: rgba(255, 255, 255, 0.7);

  --color-primary: #05a102;
  --color-primary-hover: var(--color-secondary);
  --color-secondary: #06e302;
  --color-tertiary: #000000;

  --color-border: rgba(0, 0, 0, 0.14);
  --color-border-dark: rgba(255, 255, 255, 0.16);

  /* Altura aproximada do header fixo, usada para compensar o espaço no hero */
  --header-height: 196px;

  /* Tipografia */
  --font-family-base: 'Inter Tight', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-family-label: 'Barlow Condensed', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --font-size-h1: clamp(1.6rem, 1.1rem + 2.2vw, 3rem);
  --font-size-h2: clamp(1.75rem, 1.45rem + 1.3vw, 2.5rem);
  --font-size-h3: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --font-size-stat: clamp(2.5rem, 2rem + 2vw, 3.75rem);
  --font-size-body: 1rem;
  --font-size-small: 0.875rem;
  --font-size-label: 0.8125rem;

  --font-weight-regular: 400;
  --font-weight-medium: 600;
  --font-weight-bold: 700;

  --line-height-heading: 1.15;

  /* Espaçamento */
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 36px;
  --space-6: 54px;
  --space-7: 80px;

  /* Superfícies */
  --radius: 0;
  --radius-pill: 999px;
  --shadow: none;

  /* Layout */
  --container-max: 1280px;
}

/* ==========================================================================
   3. BASE (mobile-first)
   ========================================================================== */

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-body);
  color: var(--color-text);
  background: var(--color-bg);
}

h1,
h2,
h3,
h4 {
  line-height: var(--line-height-heading);
  font-weight: var(--font-weight-bold);
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.section-eyebrow {
  display: block;
  font-family: var(--font-family-label);
  font-size: var(--font-size-label);
  font-weight: var(--font-weight-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.section-title {
  font-size: var(--font-size-h2);
  margin-bottom: var(--space-3);
}

.section-subtitle {
  color: var(--color-text-muted);
  max-width: 640px;
  margin-bottom: var(--space-5);
}

.section-header {
  margin-bottom: var(--space-6);
}

/* Botões */
.button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-small);
  letter-spacing: 0.02em;
  border: 2px solid transparent;
  text-align: center;
}

.button--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.button--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.button--secondary {
  background: var(--color-secondary);
  color: var(--color-text);
  border-color: var(--color-secondary);
}

.button--secondary:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

.button--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}

.button--outline:hover {
  background: var(--color-text);
  color: var(--color-text-inverse);
}

.button--outline-light {
  background: transparent;
  color: var(--color-text-inverse);
  border-color: var(--color-text-inverse);
}

.button--outline-light:hover {
  background: var(--color-text-inverse);
  color: var(--color-text);
}

/* Modificador usado apenas no header/hero (ver hero-band) */
.button--pill {
  border-radius: var(--radius-pill);
  padding-inline: var(--space-5);
}

/* ==========================================================================
   4. HERO-BAND (header + hero sobre imagem full-bleed com overlay)
   ========================================================================== */

.hero-band {
  position: relative;
  overflow: hidden;
  background-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.82) 100%), url('../assets/images/hero.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  /* Efeito parallax sem JavaScript: a imagem fica fixa em relação à janela
     enquanto o conteúdo rola por cima. Não tem efeito no Safari iOS (a
     imagem passa a rolar normalmente ali — degradação graciosa, sem quebrar
     o layout). */
  background-attachment: fixed;
}

/* Header — fixo, com degradê translúcido, acompanha a rolagem da página inteira */
.header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  width: 100%;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.55) 100%);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border-dark);
}

.header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2) var(--space-3);
  padding-block: var(--space-2);
}

.header__logo {
  display: inline-flex;
  align-items: center;
  order: 1;
}

.header__logo-img {
  height: 50px;
  width: auto;
  filter: brightness(0) invert(1);
}

.nav {
  order: 3;
  flex-basis: 100%;
  min-width: 0;
}

.nav__list {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  gap: var(--space-3);
  overflow-x: auto;
  padding-block: var(--space-1);
}

.nav__link {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-medium);
  color: #ffffff;
  white-space: nowrap;
}

.nav__link:hover {
  color: var(--color-secondary);
}

.header__cta {
  order: 2;
}

.header__cta .button {
  padding-inline: var(--space-3);
  font-size: var(--font-size-label);
}

/* Hero */
.hero {
  position: relative;
  padding-block: calc(var(--header-height) + var(--space-5)) var(--space-7);
  color: #ffffff;
}

.hero__inner {
  display: flex;
  flex-direction: column;
}

.hero__title {
  font-size: var(--font-size-h1);
  max-width: 20ch;
}

.hero__subtitle {
  margin-top: var(--space-4);
  font-size: 1.125rem;
  max-width: 60ch;
}

.hero__support {
  margin-top: var(--space-3);
  color: rgba(255, 255, 255, 0.75);
  max-width: 60ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

/* ==========================================================================
   6. PAINEL DE INDICADORES
   ========================================================================== */

.stats {
  padding-block: var(--space-6);
  background: var(--color-bg-alt);
}

.stats__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

.stat-card {
  position: relative;
  background: var(--color-bg);
  padding: var(--space-4);
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 28px;
  height: 28px;
  background: var(--stat-accent, var(--color-secondary));
}

.stat-card:nth-child(1) {
  --stat-accent: var(--color-secondary);
}

.stat-card:nth-child(2) {
  --stat-accent: var(--color-primary);
}

.stat-card:nth-child(3) {
  --stat-accent: var(--color-tertiary);
}

.stat-card:nth-child(4) {
  --stat-accent: var(--color-secondary);
}

.stat-card__number {
  font-size: var(--font-size-stat);
  line-height: 1;
}

.stat-card__label {
  margin-top: var(--space-2);
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-body);
}

.stat-card__text {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--font-size-small);
}

/* ==========================================================================
   7. SOBRE A GM
   ========================================================================== */

.about {
  padding-block: var(--space-7);
}

.about__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.about__media {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.about__text + .about__text {
  margin-top: var(--space-3);
}

.about__text {
  color: var(--color-text-muted);
}

.pillars {
  margin-top: var(--space-6);
}

.pillars__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.pillar-card__icon {
  width: 56px;
  height: 56px;
  margin-bottom: var(--space-3);
}

.pillar-card__title {
  font-size: var(--font-size-h3);
  margin-bottom: var(--space-2);
}

.pillar-card__text {
  color: var(--color-text-muted);
  font-size: var(--font-size-small);
}

/* ==========================================================================
   8. SOLUÇÕES CORPORATIVAS
   ========================================================================== */

.solutions {
  padding-block: var(--space-7);
  background: var(--color-bg-alt);
}

.solutions__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-5);
}

.solution-card {
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  border-top: 6px solid var(--solution-accent, var(--color-primary));
}

.solution-card:nth-child(1) {
  --solution-accent: var(--color-primary);
}

.solution-card:nth-child(2) {
  --solution-accent: var(--color-secondary);
}

.solution-card:nth-child(3) {
  --solution-accent: var(--color-tertiary);
}

.solution-card:nth-child(4) {
  --solution-accent: var(--color-secondary);
}

.solution-card__media {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.solution-card__body {
  padding: var(--space-4);
}

.solution-card__title {
  font-size: var(--font-size-h3);
  margin-bottom: var(--space-2);
}

.solution-card__overview {
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.solution-card__scope {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.solution-card__scope li {
  padding-left: var(--space-3);
  position: relative;
  font-size: var(--font-size-small);
  color: var(--color-text);
}

.solution-card__scope li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 6px;
  height: 6px;
  background: var(--solution-accent, var(--color-primary));
}

/* ==========================================================================
   9. GOVERNANÇA, COMPLIANCE E SEGURANÇA
   ========================================================================== */

.governance {
  padding-block: var(--space-7);
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

.governance .section-eyebrow {
  color: var(--color-secondary);
}

.governance__intro {
  max-width: 760px;
  margin-bottom: var(--space-6);
}

.governance__intro-text {
  margin-top: var(--space-3);
  color: var(--color-text-muted-inverse);
}

.governance__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-4);
}

.governance-card {
  padding: var(--space-4);
  border: 1px solid var(--color-border-dark);
}

.governance-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-3);
}

.governance-card__title {
  font-size: var(--font-size-h3);
  margin-bottom: var(--space-2);
}

.governance-card__text {
  color: var(--color-text-muted-inverse);
  font-size: var(--font-size-small);
}

/* ==========================================================================
   10. DIFERENCIAIS COMPETITIVOS
   ========================================================================== */

.differentials {
  padding-block: var(--space-7);
}

.differentials__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-3);
}

.differential-card {
  position: relative;
  background: var(--color-bg-alt);
  padding: var(--space-4);
  overflow: hidden;
}

.differential-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 24px;
  height: 24px;
  background: var(--color-tertiary);
}

.differential-card__title {
  font-size: 1.125rem;
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-2);
  padding-right: var(--space-4);
}

.differential-card__text {
  color: var(--color-text-muted);
  font-size: var(--font-size-small);
}

/* ==========================================================================
   11. CTA FINAL
   ========================================================================== */

.cta {
  padding-block: var(--space-7);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  text-align: center;
}

.cta__inner {
  max-width: 760px;
  margin-inline: auto;
}

.cta__title {
  font-size: var(--font-size-h2);
  margin-bottom: var(--space-3);
}

.cta__text {
  color: var(--color-text-muted-inverse);
  margin-bottom: var(--space-5);
}

.cta__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

/* ==========================================================================
   12. FOOTER
   ========================================================================== */

.footer {
  padding-block: var(--space-6);
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

.footer__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-5);
}

.footer__logo-img {
  height: 30px;
  width: auto;
  margin-bottom: var(--space-3);
}

.footer__text {
  color: var(--color-text-muted-inverse);
  font-size: var(--font-size-small);
}

.footer__heading {
  font-family: var(--font-family-label);
  font-size: var(--font-size-label);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: var(--font-weight-medium);
  color: var(--color-secondary);
  margin-bottom: var(--space-3);
}

.footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__link {
  color: var(--color-text-muted-inverse);
  font-size: var(--font-size-small);
}

.footer__link:hover {
  color: var(--color-text-inverse);
}

.footer__bottom {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-dark);
  text-align: center;
  font-size: var(--font-size-small);
  color: var(--color-text-muted-inverse);
}

/* ==========================================================================
   13. WHATSAPP FLUTUANTE
   ========================================================================== */

.whatsapp-float {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-pill);
  background: #25d366;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  transition: transform 0.2s ease, background-color 0.2s ease;
}

.whatsapp-float:hover {
  background: #1ebe5b;
  transform: scale(1.05);
}

.whatsapp-float__icon {
  width: 30px;
  height: 30px;
}

/* ==========================================================================
   14. MEDIA QUERIES — mobile-first
   ========================================================================== */

@media (min-width: 480px) {
  :root {
    --header-height: 136px;
  }

  .container {
    padding-inline: var(--space-4);
  }

  .stats__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .header__cta {
    width: auto;
  }

  .header__cta .button {
    width: auto;
  }

  .whatsapp-float {
    right: var(--space-5);
    bottom: var(--space-5);
  }
}

@media (min-width: 768px) {
  .pillars__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .solutions__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .governance__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .differentials__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer__inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cta__actions {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1024px) {
  :root {
    --header-height: 120px;
  }

  .header__inner {
    flex-wrap: nowrap;
    padding-block: var(--space-3);
  }

  .nav {
    order: 2;
    flex-basis: auto;
  }

  .header__cta {
    order: 3;
  }

  .header__cta .button {
    padding-inline: var(--space-5);
    font-size: var(--font-size-small);
  }

  .nav__list {
    flex-wrap: wrap;
    overflow-x: visible;
    justify-content: flex-start;
  }


  .stats__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .about__inner {
    flex-direction: row;
    align-items: center;
    gap: var(--space-7);
  }

  .about__content,
  .about__media {
    flex: 1;
    min-width: 0;
  }

  .differentials__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .footer__inner {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (min-width: 1280px) {
  .hero {
    padding-block: calc(var(--header-height) + var(--space-7)) var(--space-7);
  }
}