/* =====================================================================
   O Melhor do Jazz - estilo público
   Paleta: branco, cinza, azul-petróleo
   ===================================================================== */

:root {
  --branco: #ffffff;
  --offwhite: #f7f7f5;
  --cinza-50: #f1f3f4;
  --cinza-100: #e6e8ea;
  --cinza-300: #c1c5c8;
  --cinza-500: #6e7378;
  --cinza-700: #2f3438;
  --cinza-900: #14181b;
  --petroleo: #0d4f5c;
  --petroleo-claro: #1a7a8c;
  --petroleo-escuro: #082d36;
  --destaque: #c89339;
  --sombra: 0 4px 16px rgba(20, 24, 27, 0.08);
  --transicao: 220ms ease;
  --container: 1200px;
  --fonte-serif: 'Playfair Display', Georgia, serif;
  --fonte-sans: 'Inter', -apple-system, BlinkMacSystemFont, Segoe UI, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--fonte-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--cinza-700);
  background: var(--branco);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--petroleo);
  text-decoration: none;
  transition: color var(--transicao);
}
a:hover { color: var(--petroleo-claro); }

h1, h2, h3, h4 {
  font-family: var(--fonte-serif);
  color: var(--cinza-900);
  line-height: 1.2;
  margin: 0 0 .6em;
}

h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: 1.25rem; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--petroleo); color: #fff; padding: .5rem 1rem; z-index: 999;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ============================ HEADER ============================ */
.site-header {
  background: var(--branco);
  border-bottom: 1px solid var(--cinza-100);
  position: sticky; top: 0; z-index: 100;
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1rem 1.25rem; gap: 1rem;
}
.brand {
  display: inline-flex; flex-direction: column; line-height: 1;
}
.brand__logo { max-height: 56px; width: auto; }
.brand__title {
  font-family: var(--fonte-serif); font-size: 1.4rem; font-weight: 900;
  color: var(--cinza-900); letter-spacing: -0.01em;
}
.brand__sub {
  font-size: .75rem; color: var(--cinza-500); margin-top: .15rem;
  text-transform: uppercase; letter-spacing: .12em;
}
.brand:hover .brand__title { color: var(--petroleo); }

.main-nav ul {
  display: flex; list-style: none; margin: 0; padding: 0; gap: 1.5rem;
}
.main-nav a {
  color: var(--cinza-700); font-weight: 500; font-size: .95rem;
  padding: .5rem 0; position: relative;
}
.main-nav a:hover { color: var(--petroleo); }
.main-nav a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--petroleo); transition: width var(--transicao);
}
.main-nav a:hover::after { width: 100%; }

.lang-switch {
  display: inline-flex; align-items: center; gap: .35rem;
  margin-left: 1.5rem; font-size: .85rem; color: var(--cinza-500);
}
.lang-switch a {
  color: var(--cinza-500); font-weight: 600;
}
.lang-switch a.ativo { color: var(--petroleo); }

.nav-toggle {
  display: none; background: transparent; border: 0; cursor: pointer;
  width: 36px; height: 36px; padding: 0;
  flex-direction: column; justify-content: space-around; align-items: center;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px; background: var(--cinza-900);
  transition: transform var(--transicao), opacity var(--transicao);
}

@media (max-width: 880px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--branco); border-bottom: 1px solid var(--cinza-100);
    padding: 1rem 1.25rem; max-height: 0; overflow: hidden;
    transition: max-height var(--transicao);
  }
  .main-nav.aberto { max-height: 80vh; }
  .main-nav ul { flex-direction: column; gap: 1rem; }
  .lang-switch { margin: 1rem 0 0; }
}

/* ============================ HERO / SLIDER ============================ */
.hero-slider {
  background: var(--cinza-900); position: relative;
}
.hero-slider .swiper { height: clamp(360px, 60vh, 620px); }
.hero-slide {
  position: relative; height: 100%;
  background-size: cover; background-position: center;
  display: flex; align-items: flex-end;
}
.hero-slide::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,.8) 100%);
}
.hero-slide__content {
  position: relative; color: #fff;
  padding: 2rem 1.25rem 3.5rem; max-width: var(--container); width: 100%; margin: 0 auto;
}
.hero-slide__tipo {
  display: inline-block; background: var(--destaque); color: #fff;
  font-size: .7rem; font-weight: 700; padding: .35rem .8rem;
  text-transform: uppercase; letter-spacing: .15em; margin-bottom: .8rem;
  border-radius: 2px;
}
.hero-slide__titulo {
  font-family: var(--fonte-serif); font-size: clamp(1.4rem, 3.5vw, 2.4rem);
  color: #fff; max-width: 800px; line-height: 1.2; margin: 0 0 .4rem;
  text-shadow: 0 2px 12px rgba(0,0,0,.5);
}
.hero-slide__data {
  font-size: .85rem; color: rgba(255,255,255,.85); margin: 0 0 1rem;
}
.hero-slide__btn {
  display: inline-block; background: #fff; color: var(--cinza-900);
  padding: .65rem 1.4rem; font-weight: 600; font-size: .9rem;
  border-radius: 2px; transition: background var(--transicao);
}
.hero-slide__btn:hover { background: var(--destaque); color: #fff; }

.swiper-pagination-bullet { background: rgba(255,255,255,.5); opacity: 1; }
.swiper-pagination-bullet-active { background: var(--destaque); }
.swiper-button-next, .swiper-button-prev { color: #fff; }

/* ============================ SECTIONS ============================ */
.section {
  padding: 3rem 0;
}
.section--alt { background: var(--offwhite); }

.section__head {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 1.5rem; gap: 1rem; flex-wrap: wrap;
}
.section__head h2 {
  margin: 0; position: relative; padding-bottom: .6rem;
}
.section__head h2::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 60px; height: 3px; background: var(--petroleo);
}
.section__link {
  font-size: .9rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: .08em;
}

/* ============================ CARDS DE MATÉRIA ============================ */
.cards {
  display: grid; gap: 1.75rem;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}
.card {
  background: var(--branco); border: 1px solid var(--cinza-100);
  display: flex; flex-direction: column; overflow: hidden;
  transition: transform var(--transicao), box-shadow var(--transicao);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--sombra); }
.card__imagem {
  aspect-ratio: 16/10; background: var(--cinza-50); overflow: hidden;
}
.card__imagem img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 400ms ease;
}
.card:hover .card__imagem img { transform: scale(1.04); }

.card__body { padding: 1.25rem; display: flex; flex-direction: column; flex: 1; }
.card__tipo {
  font-size: .7rem; font-weight: 700; color: var(--petroleo);
  text-transform: uppercase; letter-spacing: .12em; margin-bottom: .5rem;
}
.card__titulo {
  font-family: var(--fonte-serif); font-size: 1.2rem; font-weight: 700;
  line-height: 1.3; margin: 0 0 .5rem; color: var(--cinza-900);
}
.card__titulo a { color: inherit; }
.card__titulo a:hover { color: var(--petroleo); }
.card__resumo { font-size: .9rem; color: var(--cinza-500); margin: 0 0 .8rem; flex: 1; }
.card__meta {
  display: flex; gap: 1rem; font-size: .8rem; color: var(--cinza-500);
  border-top: 1px solid var(--cinza-100); padding-top: .8rem;
}

/* ============================ MATÉRIA INDIVIDUAL ============================ */
.materia { padding: 2.5rem 0; }
.materia__head { max-width: 820px; margin: 0 auto 2rem; text-align: center; }
.materia__tipo {
  display: inline-block; background: var(--petroleo); color: #fff;
  font-size: .7rem; font-weight: 700; padding: .35rem .8rem;
  text-transform: uppercase; letter-spacing: .15em; margin-bottom: 1rem;
}
.materia__titulo {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin: 0 0 1rem; line-height: 1.15;
}
.materia__meta {
  font-size: .9rem; color: var(--cinza-500);
  display: inline-flex; gap: 1.2rem; flex-wrap: wrap; justify-content: center;
}
.materia__capa {
  max-width: 1000px; margin: 0 auto 2rem;
  aspect-ratio: 16/9; background: var(--cinza-50); overflow: hidden;
}
.materia__capa img { width: 100%; height: 100%; object-fit: cover; }
.materia__corpo {
  max-width: 760px; margin: 0 auto; font-size: 1.05rem; line-height: 1.8;
}
.materia__corpo p { margin: 0 0 1.4em; }
.materia__corpo h2, .materia__corpo h3 { margin-top: 2rem; }
.materia__corpo blockquote {
  border-left: 4px solid var(--petroleo); margin: 1.5rem 0; padding: .5rem 1.25rem;
  background: var(--offwhite); font-style: italic; color: var(--cinza-700);
}
.materia__corpo img { margin: 1.5rem 0; }
.materia__corpo a { text-decoration: underline; }

.materia__info-extra {
  max-width: 760px; margin: 2.5rem auto 0;
  background: var(--offwhite); padding: 1.25rem; border-left: 3px solid var(--petroleo);
}
.materia__info-extra dl { margin: 0; display: grid; grid-template-columns: max-content 1fr; gap: .5rem 1.25rem; font-size: .9rem; }
.materia__info-extra dt { font-weight: 600; color: var(--cinza-900); }
.materia__info-extra dd { margin: 0; color: var(--cinza-700); }

.compartilhar {
  max-width: 760px; margin: 2rem auto;
  display: flex; gap: .6rem; align-items: center; flex-wrap: wrap;
}
.compartilhar__label { font-size: .85rem; color: var(--cinza-500); font-weight: 600; }
.compartilhar a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; background: var(--cinza-50);
  border-radius: 50%; color: var(--cinza-700); font-size: .8rem;
}
.compartilhar a:hover { background: var(--petroleo); color: #fff; }

/* ============================ FORMS ============================ */
.form { max-width: 640px; margin: 0 auto; }
.form-group { margin-bottom: 1.2rem; }
.form-group label {
  display: block; font-size: .9rem; font-weight: 600;
  color: var(--cinza-900); margin-bottom: .4rem;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%; padding: .75rem 1rem; font-size: 1rem; font-family: inherit;
  border: 1px solid var(--cinza-100); background: var(--branco);
  border-radius: 4px; transition: border-color var(--transicao), box-shadow var(--transicao);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none; border-color: var(--petroleo);
  box-shadow: 0 0 0 3px rgba(13, 79, 92, 0.15);
}
.form-group textarea { min-height: 160px; resize: vertical; }
.btn {
  display: inline-block; padding: .8rem 1.6rem; font-size: 1rem; font-weight: 600;
  background: var(--petroleo); color: #fff; border: 0; cursor: pointer;
  border-radius: 4px; transition: background var(--transicao);
}
.btn:hover { background: var(--petroleo-escuro); color: #fff; }
.btn--ghost { background: transparent; color: var(--petroleo); border: 1px solid var(--petroleo); }
.btn--ghost:hover { background: var(--petroleo); color: #fff; }

.alerta {
  padding: 1rem 1.25rem; border-radius: 4px; margin-bottom: 1.5rem;
}
.alerta--sucesso { background: #e8f5ec; color: #1e6932; border-left: 4px solid #2e8a4a; }
.alerta--erro { background: #fbeaea; color: #8a2222; border-left: 4px solid #c04848; }

/* ============================ PAGINAÇÃO ============================ */
.paginacao { margin: 2rem 0; }
.paginacao ul { display: flex; gap: .35rem; flex-wrap: wrap; list-style: none; padding: 0; margin: 0; justify-content: center; }
.paginacao li a {
  display: inline-block; padding: .5rem .85rem; background: var(--cinza-50);
  color: var(--cinza-700); font-size: .9rem; border-radius: 3px;
}
.paginacao li.ativo a { background: var(--petroleo); color: #fff; }

/* ============================ LINKS ÚTEIS ============================ */
.links-uteis {
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.link-card {
  background: var(--branco); border: 1px solid var(--cinza-100);
  padding: 1.25rem; transition: border-color var(--transicao);
}
.link-card:hover { border-color: var(--petroleo); }
.link-card h3 { font-size: 1.1rem; margin: 0 0 .35rem; }
.link-card__pais { font-size: .8rem; color: var(--petroleo); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; }
.link-card p { font-size: .9rem; margin: .6rem 0; }
.link-card__visitar { font-size: .85rem; font-weight: 600; }

/* ============================ FOOTER ============================ */
.site-footer {
  background: var(--cinza-900); color: var(--cinza-300);
  padding: 3rem 0 1.5rem; margin-top: 3rem;
}
.site-footer h4 {
  color: #fff; font-family: var(--fonte-sans); font-size: 1rem;
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: 1rem;
}
.site-footer a { color: var(--cinza-300); }
.site-footer a:hover { color: var(--destaque); }
.site-footer__grid {
  display: grid; gap: 2rem; grid-template-columns: 2fr 1fr 1fr;
  margin-bottom: 2rem;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: .5rem; }
.site-footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1); padding-top: 1.5rem;
  font-size: .85rem; text-align: center;
}
@media (max-width: 700px) {
  .site-footer__grid { grid-template-columns: 1fr; }
}

/* ============================ UTIL ============================ */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }
.sem-resultado {
  padding: 3rem 1rem; text-align: center; color: var(--cinza-500);
  background: var(--offwhite); border-radius: 4px;
}