/* =============================================================
   Tema da campanha Roberto de Souza
   Azul comunica presença e confiança; laranja destaca chamadas.
   ============================================================= */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
}

body,
h1,
h2,
h3,
p {
  margin: 0;
}

a {
  color: inherit;
}

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

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

.skip-link {
  position: fixed;
  top: var(--space-3);
  left: var(--space-3);
  z-index: 100;
  transform: translateY(-160%);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-blue-deep);
  padding: var(--space-3) var(--space-4);
  font-weight: 700;
}

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

.eyebrow {
  color: var(--color-orange);
  font-size: var(--step--1);
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section-title {
  max-width: 18ch;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 900;
  line-height: var(--leading-heading);
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  border: 2px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0.75rem 1.5rem;
  font-weight: 800;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease, transform 180ms ease;
}

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

.button:focus-visible,
a:focus-visible {
  outline: 3px solid var(--color-orange);
  outline-offset: 4px;
}

.button--primary {
  background: var(--color-orange);
  color: var(--color-blue-deep);
}

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

/* Cabeçalho */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgb(255 255 255 / 12%);
  background: rgb(8 41 92 / 94%);
  color: var(--on-dark);
  backdrop-filter: blur(10px);
}

.site-header .wrap {
  display: flex;
  min-height: var(--header-height);
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.brand {
  display: block;
  width: clamp(6.5rem, 11vw, 8.5rem);
  text-decoration: none;
}

.brand img {
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.social-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  border: 1px solid rgb(255 255 255 / 42%);
  border-radius: var(--radius-pill);
  padding: var(--space-2) var(--space-4);
  font-size: var(--step--1);
  font-weight: 700;
  text-decoration: none;
}

.social-link--pending {
  cursor: default;
  opacity: 0.82;
}

/* Hero */
.hero {
  position: relative;
  isolation: isolate;
  min-height: clamp(42rem, calc(100svh - var(--header-height)), 56rem);
  overflow: hidden;
  background: var(--color-blue-deep);
  color: var(--on-dark);
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
  display: block;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 32%, rgb(247 147 29 / 30%), transparent 24%),
    linear-gradient(110deg, var(--color-blue) 0%, var(--color-blue-dark) 58%, var(--color-blue-deep) 100%);
}

.hero__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center right;
}

.hero__content {
  display: flex;
  min-height: inherit;
  align-items: center;
  padding-block: clamp(4rem, 9vw, 7rem);
}

.hero__title {
  width: min(48vw, 38rem);
}

.hero__title img {
  width: 100%;
  height: auto;
}

/* Bandeiras */
.causes {
  padding-block: var(--section-pad);
}

.causes__intro {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1fr);
  gap: var(--space-7);
  align-items: end;
}

.causes__intro .eyebrow {
  margin-bottom: var(--space-3);
  color: var(--color-blue);
}

.causes__lead {
  max-width: 55ch;
  color: var(--ink-muted);
  font-size: var(--step-1);
}

.causes__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-7);
}

.cause-card {
  position: relative;
  overflow: hidden;
  min-height: 19rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  padding: var(--space-6);
  box-shadow: var(--shadow);
}

.cause-card::before {
  content: attr(data-number);
  display: block;
  margin-bottom: var(--space-7);
  color: var(--color-orange);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 900;
}

.cause-card h3 {
  max-width: 17ch;
  font-family: var(--font-display);
  font-size: var(--step-2);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.cause-card p {
  margin-top: var(--space-4);
  color: var(--ink-muted);
}

/* Redes sociais */
.social-feed {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding-block: var(--section-pad);
}

.social-feed__intro {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1fr);
  gap: var(--space-7);
  align-items: end;
}

.social-feed__intro .eyebrow {
  margin-bottom: var(--space-3);
  color: var(--color-blue);
}

.social-feed__lead {
  max-width: 55ch;
  color: var(--ink-muted);
  font-size: var(--step-1);
}

.social-feed__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
  align-items: start;
  margin-top: var(--space-7);
}

.social-embed {
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg);
  box-shadow: var(--shadow);
}

.social-embed__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  border-bottom: 1px solid var(--border);
  padding: var(--space-5);
}

.social-embed__network {
  color: var(--color-orange);
  font-size: var(--step--1);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.social-embed__header h3 {
  margin-top: var(--space-1);
  font-family: var(--font-display);
  font-size: var(--step-1);
  line-height: 1.1;
}

.social-embed__header > a {
  flex: 0 0 auto;
  color: var(--color-blue);
  font-size: var(--step--1);
  font-weight: 800;
  text-underline-offset: 0.2em;
}

.social-embed__content {
  display: grid;
  min-height: 38.75rem;
  place-items: start center;
  overflow: hidden;
  background: var(--color-white);
}

.social-embed__content--instagram {
  padding: var(--space-4);
}

.social-embed__content .instagram-media {
  width: 100% !important;
  min-width: 0 !important;
  margin: 0 !important;
}

.social-embed__facebook {
  display: block;
  width: 100%;
  max-width: 31.25rem;
  border: 0;
}

.social-feed__privacy {
  max-width: 70ch;
  margin: var(--space-5) auto 0;
  color: var(--ink-muted);
  font-size: var(--step--1);
  text-align: center;
}

/* Fechamento */
.campaign-callout {
  background: var(--color-blue-deep);
  color: var(--on-dark);
  padding-block: var(--section-pad);
  text-align: center;
}

.campaign-callout .eyebrow {
  margin-bottom: var(--space-4);
}

.campaign-callout .section-title {
  margin-inline: auto;
}

.campaign-callout p:last-child {
  max-width: 42rem;
  margin: var(--space-5) auto 0;
  color: var(--on-dark-muted);
  font-size: var(--step-1);
}

/* Rodapé */
.site-footer {
  background: #061d40;
  color: var(--on-dark-muted);
  padding-block: var(--space-6);
}

.site-footer .wrap {
  display: grid;
  grid-template-columns: minmax(13rem, 0.6fr) minmax(0, 1.4fr);
  gap: var(--space-6) var(--space-8);
  font-size: var(--step--1);
}

.site-footer__identity {
  display: grid;
  align-content: start;
  gap: var(--space-2);
}

.site-footer__identity strong {
  color: var(--on-dark);
}

.site-footer__legal {
  max-width: 78ch;
}

/* Página de confirmação */
.thank-you-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  background:
    radial-gradient(circle at 80% 20%, rgb(247 147 29 / 22%), transparent 26%),
    linear-gradient(135deg, var(--color-blue) 0%, var(--color-blue-deep) 75%);
  color: var(--on-dark);
  text-align: center;
}

.thank-you {
  max-width: 48rem;
  padding-block: var(--space-9);
}

.thank-you .eyebrow {
  margin-bottom: var(--space-4);
}

.thank-you h1 {
  max-width: 14ch;
  margin-inline: auto;
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-style: italic;
  font-weight: 900;
  line-height: 1;
  text-transform: uppercase;
}

.thank-you p {
  max-width: 46ch;
  margin: var(--space-5) auto 0;
  color: var(--on-dark-muted);
  font-size: var(--step-1);
}

.thank-you .button {
  margin-top: var(--space-6);
}

@media (max-width: 48rem) {
  .site-header .wrap {
    gap: var(--space-3);
  }

  .site-nav {
    gap: var(--space-2);
  }

  .social-link {
    min-height: 2.5rem;
    padding-inline: var(--space-3);
    font-size: var(--step--1);
  }

  .hero {
    min-height: 47rem;
  }

  .hero__media {
    background:
      radial-gradient(circle at 68% 20%, rgb(247 147 29 / 28%), transparent 23%),
      linear-gradient(165deg, var(--color-blue) 0%, var(--color-blue-dark) 52%, var(--color-blue-deep) 100%);
  }

  .hero__media img {
    object-position: center center;
  }

  .hero__content {
    align-items: flex-end;
    padding-block: var(--space-7);
  }

  .hero__title {
    width: min(84vw, 24rem);
  }

  .causes__intro,
  .causes__grid,
  .social-feed__intro,
  .social-feed__grid {
    grid-template-columns: 1fr;
  }

  .social-embed__header {
    padding: var(--space-4);
  }

  .social-embed__content {
    min-height: 0;
  }

  .cause-card {
    min-height: auto;
  }

  .cause-card::before {
    margin-bottom: var(--space-6);
  }

  .site-footer .wrap {
    grid-template-columns: 1fr;
  }
}

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

  .button {
    transition: none;
  }
}