:root {
  /* superfícies */
  --surface-0: #f4f6fa;
  --surface-1: #eceff4;
  --surface-2: #ffffff;
  /* texto */
  --text-primary: #16202e;
  --text-secondary: #45526a;
  --text-muted: #8b96a8;
  /* bordas */
  --border: #e4e9f1;
  --border-strong: #cdd5e1;
  /* marca */
  --azul: #1f83d8;
  --azul-escuro: #185fa5;
  --laranja: #f7931a;
  --laranja-escuro: #c9740b;
  --azul-suave: #e6f1fb;
  --laranja-suave: #fef0dc;

  /* aliases de compatibilidade (páginas que ainda usam os nomes antigos) */
  --cor-fundo: var(--surface-0);
  --cor-fundo-card: var(--surface-2);
  --cor-texto: var(--text-primary);
  --cor-texto-suave: var(--text-muted);
  --cor-primaria: var(--azul);
  --cor-primaria-escura: var(--azul-escuro);
  --cor-acorde: var(--azul);
  --cor-destaque: var(--laranja);
  --cor-primaria-rgb: 31, 131, 216;
  --cor-borda: var(--border);
  --sombra-card: 0 2px 14px rgba(20, 40, 90, 0.07);
}

:root[data-theme='dark'] {
  --surface-0: #0f1620;
  --surface-1: #1b2530;
  --surface-2: #151e29;
  --text-primary: #e9eef4;
  --text-secondary: #aab6c4;
  --text-muted: #7a8694;
  --border: #29333f;
  --border-strong: #3b4a59;
  --azul-suave: #14304a;
  --laranja-suave: #3a2a12;
  --sombra-card: 0 2px 14px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

html[data-theme='dark'] {
  color-scheme: dark;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  background: var(--surface-0);
  color: var(--text-primary);
  font-size: 15px;
}

a {
  color: var(--azul);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.icon {
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}

/* ===== Header ===== */
.site-header {
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  padding: 0 20px;
  height: 72px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 50;
  transition: height 0.2s ease, box-shadow 0.2s ease;
}

.site-header.rolado {
  height: 60px;
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.08);
}

.logo-block {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 120px;
}

.logo-keys {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 22px;
}

.logo-key {
  width: 7px;
  height: 22px;
  background: var(--azul);
  border-radius: 2px;
}

.logo-key:nth-child(2) {
  height: 15px;
  background: var(--laranja);
}

.logo-text {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.logo-text span {
  color: var(--laranja);
}

.logo-sub {
  font-size: 9px;
  color: var(--text-muted);
  letter-spacing: 0.12em;
}

.header-search {
  flex: 1;
  max-width: 360px;
  position: relative;
}

.header-search input {
  width: 100%;
  padding: 9px 12px 9px 34px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface-1);
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
}

.header-search input:focus {
  border-color: var(--azul);
  background: var(--surface-2);
}

.header-search .si {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  display: flex;
}

.nav-links {
  display: flex;
  gap: 2px;
  margin-left: auto;
}

.nav-link {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--azul);
  background: var(--azul-suave);
  text-decoration: none;
}

.nav-link.active {
  color: var(--azul);
  font-weight: 600;
}

.header-actions {
  display: flex;
  gap: 6px;
  align-items: center;
}

.btn-icone {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface-1);
  color: var(--text-secondary);
  cursor: pointer;
}

.btn-icone:hover {
  border-color: var(--azul);
  color: var(--azul);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
}

.btn-outline:hover {
  border-color: var(--azul);
  color: var(--azul);
}

.btn-primary {
  background: var(--azul);
  color: #fff;
}

.btn-primary:hover {
  background: var(--azul-escuro);
}

.btn-premium {
  background: var(--laranja);
  color: #fff;
  font-size: 12px;
  padding: 7px 12px;
}

.btn-premium:hover {
  background: var(--laranja-escuro);
}

main#app {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.5rem 20px;
  min-height: 60vh;
}

/* ===== Seções genéricas (compartilhadas) ===== */
.secao {
  margin-bottom: 2.2rem;
}

.secao-titulo {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

/* ===== Busca / listas compartilhadas ===== */
.lista-musicas,
.lista-admin {
  list-style: none;
  padding: 0;
  margin: 0;
}

.lista-musicas li,
.lista-admin li {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.carregando,
.erro {
  color: var(--text-muted);
}

.erro {
  color: #e0445b;
}

.tom {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.cabecalho-artista h1 {
  margin-bottom: 0.3rem;
}

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

/* ===== Página editorial do artista ===== */
.pagina-artista {
  max-width: 920px;
  margin: 0 auto;
}

.artista-perfil {
  position: relative;
  display: flex;
  align-items: center;
  gap: 20px;
  overflow: hidden;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: linear-gradient(135deg, var(--surface-2), var(--azul-suave));
}

.artista-perfil::after {
  content: '';
  position: absolute;
  width: 190px;
  height: 190px;
  right: -75px;
  top: -105px;
  border-radius: 50%;
  background: rgba(31, 131, 216, 0.1);
  pointer-events: none;
}

.artista-perfil-avatar {
  position: relative;
  z-index: 1;
  width: 88px;
  height: 88px;
  flex: 0 0 88px;
  overflow: hidden;
  border: 3px solid var(--surface-2);
  border-radius: 50%;
  box-shadow: var(--sombra-card);
}

.artista-perfil-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.artista-perfil-iniciais {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, var(--azul), var(--azul-escuro));
  color: #fff;
  font-size: 1.45rem;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.artista-perfil-info {
  position: relative;
  z-index: 1;
  min-width: 0;
}

.artista-perfil-label {
  display: block;
  margin-bottom: 5px;
  color: var(--azul);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.artista-perfil-info h1 {
  margin: 0 0 5px;
  font-size: clamp(1.65rem, 4vw, 2.25rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.artista-perfil-info p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.86rem;
}

.artista-biografia {
  margin: 28px 0 34px;
}

.artist-bio {
  display: grid;
  gap: 22px;
}

.artist-bio p {
  margin: 0 0 0.72em;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
}

.artist-bio p:last-child {
  margin-bottom: 0;
}

.artist-bio-plain,
.artist-bio-intro,
.artist-bio-section {
  max-width: 790px;
}

.artist-bio-intro {
  padding: 18px 20px;
  border-left: 4px solid var(--laranja);
  border-radius: 0 12px 12px 0;
  background: var(--surface-2);
  box-shadow: var(--sombra-card);
}

.artist-bio-intro p {
  color: var(--text-primary);
  font-size: 1.02rem;
  font-weight: 500;
}

.artist-bio-section {
  padding: 0 4px 20px;
  border-bottom: 1px solid var(--border);
}

.artist-bio-section h2 {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 10px;
  color: var(--text-primary);
  font-size: 1.08rem;
  line-height: 1.3;
}

.artist-bio-section h2::before {
  content: '';
  width: 4px;
  height: 1em;
  flex: 0 0 4px;
  border-radius: 999px;
  background: var(--azul);
}

.artist-bio-discografia ul {
  display: grid;
  gap: 8px;
  margin: 4px 0 0;
  padding: 0;
  list-style: none;
}

.artist-bio-discografia li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 11px 12px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--surface-2);
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.55;
}

.artist-bio-music-icon {
  color: var(--laranja);
  font-size: 1rem;
  font-weight: 700;
}

.artist-bio-album {
  display: grid;
  gap: 2px;
}

.artist-bio-album strong {
  color: var(--text-primary);
}

.artist-bio-destaque,
.artist-bio-conclusao {
  padding: 18px 20px;
  border: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-radius: 12px;
}

.artist-bio-destaque {
  background: var(--azul-suave);
}

.artist-bio-conclusao {
  border-color: rgba(247, 147, 26, 0.28);
  background: var(--laranja-suave);
}

.artist-bio-conclusao h2::before {
  background: var(--laranja);
}

.artista-repertorio {
  padding-top: 26px;
  border-top: 1px solid var(--border);
}

.artista-repertorio-cabecalho {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.artista-repertorio-cabecalho h2 {
  margin: 0;
  font-size: 1.3rem;
}

.artista-repertorio-total {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 26px;
  padding: 0 9px;
  border-radius: 999px;
  background: var(--azul-suave);
  color: var(--azul-escuro);
  font-size: 0.78rem;
  font-weight: 700;
}

.artista-lista-musicas {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.artista-lista-musicas a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 48px;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 9px;
  background: var(--surface-2);
  color: var(--text-primary);
}

.artista-lista-musicas a:hover {
  border-color: var(--azul);
  text-decoration: none;
}

.artista-musica-titulo {
  overflow: hidden;
  font-size: 0.9rem;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.artista-musica-tom {
  flex-shrink: 0;
  color: var(--text-muted);
  font-size: 0.72rem;
}

.artista-sem-musicas {
  color: var(--text-muted);
}

.chip {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.chip:hover {
  border-color: var(--azul);
  color: var(--azul);
  text-decoration: none;
}

/* ===== Rankings ===== */
.filtros-rankings {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.filtro-grupo {
  display: flex;
  gap: 0.5rem;
}

.filtro-grupo button {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: 999px;
  padding: 0.4rem 0.9rem;
  cursor: pointer;
}

.filtro-grupo button.ativo {
  background: var(--azul);
  color: #fff;
  border-color: var(--azul);
}

.filtro-estilo select {
  margin-left: 0.5rem;
  padding: 0.3rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-primary);
}

.colunas-rankings {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.lista-ranking {
  list-style: decimal;
  padding-left: 1.4rem;
}

.lista-ranking li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}

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

.ranking-contagem {
  color: var(--azul);
  font-weight: 700;
  white-space: nowrap;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--surface-2);
  border-top: 1px solid var(--border);
  padding: 28px 20px 16px;
  margin-top: 32px;
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 24px;
  margin-bottom: 20px;
}

.footer-brand-name {
  font-size: 15px;
  font-weight: 700;
  margin-top: 8px;
  color: var(--text-primary);
}

.footer-tagline {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
  line-height: 1.5;
}

.footer-heading {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}

.footer-link {
  font-size: 13px;
  color: var(--text-muted);
  display: block;
  margin-bottom: 7px;
  cursor: pointer;
}

.footer-link:hover {
  color: var(--azul);
}

.footer-social {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.social-btn {
  width: 32px;
  height: 32px;
  border-radius: 7px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
}

.social-btn:hover {
  border-color: var(--azul);
  color: var(--azul);
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 11px;
  color: var(--text-muted);
}

/* ===== Responsivo ===== */
@media (max-width: 760px) {
  .site-header {
    flex-wrap: wrap;
    height: auto;
    padding: 10px 16px;
    gap: 10px;
  }
  .site-header.rolado {
    height: auto;
  }
  .header-search {
    order: 3;
    max-width: none;
    flex-basis: 100%;
  }
  .nav-links {
    order: 2;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .colunas-rankings {
    grid-template-columns: 1fr;
  }
  main#app {
    padding: 1rem 14px;
  }
  .header-actions .btn-outline,
  .header-actions .btn-premium {
    display: none;
  }
  .artista-perfil {
    gap: 14px;
    padding: 18px 16px;
  }
  .artista-perfil-avatar {
    width: 68px;
    height: 68px;
    flex-basis: 68px;
  }
  .artista-biografia {
    margin: 20px 0 28px;
  }
  .artist-bio {
    gap: 17px;
  }
  .artist-bio-intro,
  .artist-bio-destaque,
  .artist-bio-conclusao {
    padding: 15px 16px;
  }
  .artista-lista-musicas {
    grid-template-columns: 1fr;
  }
}