/* ============================================================
   SEÇÃO: FEITO NA TRANSBORDO (protótipo v3)
   Carrossel de vídeo vertical (play + som) e faixas de artes.
   Linhas e pontos: só os da moldura TBF da casa.
   ============================================================ */

.tbv { padding: clamp(84px, 10vw, 140px) 20px 0; }

/* ---------- Faixa 1: cabeçalho ---------- */
.tbv-cabeca {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: end; gap: clamp(24px, 4vw, 64px);
  padding: clamp(44px, 6vw, 76px) clamp(16px, 3vw, 36px) clamp(36px, 5vw, 56px);
}
.tbv-pill { margin: 0; }
.tbv-titulo {
  margin: 20px 0 0; font-size: clamp(32px, 4.4vw, 58px); line-height: 1.02;
  letter-spacing: -0.04em; font-weight: 800; color: #0B0B0B; text-wrap: balance;
}
.tbv-titulo em, .tbv-artes-titulo em {
  font-family: Georgia, 'Times New Roman', serif; font-style: italic; font-weight: 400;
  letter-spacing: -0.02em; color: #B8956A;
}
.tbv-sub { margin: 0; font-size: 17px; line-height: 1.55; color: #55504A; max-width: 46ch; }
.tbv-sub strong { color: #1C1A16; }
.tbv-filtros { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.tbv-filtro {
  appearance: none; border: 1px solid #e3e1dc; background: #fff; color: #4d4d4d;
  padding: 9px 15px; border-radius: 999px; font: inherit; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: all .25s cubic-bezier(.16,1,.3,1);
  box-shadow: rgba(0,0,0,.06) 0 1px 2px;
}
.tbv-filtro:hover { border-color: #cfccc5; transform: translateY(-1px); }
.tbv-filtro.is-on { background: #0B0B0B; color: #fff; border-color: #0B0B0B; }

/* ---------- Faixa 2: carrossel ---------- */
.tbv-palco { padding: clamp(28px, 4vw, 44px) 0 clamp(30px, 4vw, 44px); }
.tbv-trilho {
  display: flex; gap: 16px; overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; scroll-padding: 0 clamp(16px, 3vw, 36px);
  padding: 8px clamp(16px, 3vw, 36px) 18px;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
  outline: none;
}
.tbv-trilho::-webkit-scrollbar { display: none; }
.tbv-card {
  position: relative; flex: 0 0 clamp(196px, 21vw, 248px); aspect-ratio: 9 / 16;
  border-radius: 20px; overflow: hidden; scroll-snap-align: start;
  background: #e9e6e0;
  box-shadow: 0 1px 0 rgba(255,255,255,.8) inset, 0 18px 40px -18px rgba(20,24,40,.35), 0 2px 6px rgba(0,0,0,.06);
  transition: transform .45s cubic-bezier(.16,1,.3,1), box-shadow .45s cubic-bezier(.16,1,.3,1);
}
.tbv-card[hidden] { display: none; }
.tbv-card:hover { transform: translateY(-6px); box-shadow: 0 28px 50px -18px rgba(20,24,40,.45), 0 2px 6px rgba(0,0,0,.06); }
.tbv-midia {
  position: absolute; inset: 0; padding: 0; border: 0; background: none; cursor: pointer; display: block;
}
.tbv-midia img, .tbv-midia video {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block;
}
.tbv-midia video { z-index: 1; }
.tbv-midia::after {
  content: ""; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,.62) 100%);
}
.tbv-play {
  position: absolute; left: 50%; top: 50%; z-index: 3; width: 62px; height: 62px; margin: -31px 0 0 -31px;
  border-radius: 50%; background: rgba(255,255,255,.92);
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
  transition: transform .35s cubic-bezier(.34,1.56,.64,1), opacity .25s ease;
}
.tbv-play::before {
  content: ""; position: absolute; left: 25px; top: 20px;
  border-style: solid; border-width: 11px 0 11px 17px; border-color: transparent transparent transparent #0B0B0B;
}
.tbv-card:hover .tbv-play { transform: scale(1.08); }
.tbv-card.is-tocando .tbv-play { opacity: 0; transform: scale(.7); }
.tbv-card.is-carregando .tbv-play::after {
  content: ""; position: absolute; inset: -6px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.95); border-top-color: transparent;
  animation: tbvGira .8s linear infinite;
}
@keyframes tbvGira { to { transform: rotate(360deg); } }
.tbv-som {
  position: absolute; right: 12px; top: 12px; z-index: 4; width: 38px; height: 38px; border-radius: 50%;
  border: 0; cursor: pointer; background: rgba(11,11,12,.62); color: #fff;
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  background-repeat: no-repeat; background-position: center; background-size: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M11 5L6 9H2v6h4l5 4V5z'/%3E%3Cpath d='M15.5 8.5a5 5 0 010 7M19 5a10 10 0 010 14'/%3E%3C/svg%3E");
}
.tbv-som.is-mudo {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M11 5L6 9H2v6h4l5 4V5z'/%3E%3Cpath d='M22 9l-6 6M16 9l6 6'/%3E%3C/svg%3E");
}
.tbv-legenda {
  position: absolute; left: 14px; right: 14px; bottom: 14px; z-index: 3; pointer-events: none;
  display: flex; flex-direction: column; gap: 2px; color: #fff;
}
.tbv-legenda b { font-size: 15px; font-weight: 700; letter-spacing: -.01em; }
.tbv-legenda span { font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; opacity: .75; }

.tbv-controles {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 6px clamp(16px, 3vw, 36px) 0;
}
.tbv-dica { font-size: 13px; color: #8f887e; font-weight: 500; }
.tbv-setas { display: flex; gap: 8px; }
.tbv-seta {
  width: 42px; height: 42px; border-radius: 50%; border: 1px solid #e3e1dc; background: #fff; color: #1C1A16;
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
  box-shadow: rgba(0,0,0,.06) 0 1px 2px; transition: all .25s cubic-bezier(.16,1,.3,1);
}
.tbv-seta:hover { background: #0B0B0B; color: #fff; border-color: #0B0B0B; }

/* ---------- Faixa 3: artes em movimento ---------- */
.tbv-artes { padding: clamp(40px, 5.5vw, 70px) 0 clamp(44px, 6vw, 80px); }
.tbv-artes-cabeca { text-align: center; padding: 0 20px; max-width: 760px; margin: 0 auto clamp(26px, 3.5vw, 40px); }
.tbv-artes-titulo { margin: 0; font-size: clamp(26px, 3.2vw, 40px); line-height: 1.05; letter-spacing: -0.035em; font-weight: 800; color: #0B0B0B; }
.tbv-artes-sub { margin: 12px auto 0; font-size: 16px; line-height: 1.55; color: #55504A; max-width: 52ch; }
.tbv-faixa {
  overflow: hidden; padding: 8px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.tbv-faixa + .tbv-faixa { margin-top: 10px; }
.tbv-faixa-trilho { display: flex; gap: 14px; width: max-content; animation: tbvCorre 70s linear infinite; }
.tbv-faixa--volta .tbv-faixa-trilho { animation-direction: reverse; animation-duration: 80s; }
.tbv-faixa:hover .tbv-faixa-trilho { animation-play-state: paused; }
.tbv-faixa img {
  width: 200px; height: 200px; object-fit: cover; border-radius: 16px; flex: 0 0 auto;
  background: #e9e6e0; border: 4px solid #fff;
  box-shadow: 0 14px 30px -14px rgba(20,24,40,.35);
}
.tbv-faixa img.tbv-persona { width: 172px; height: 215px; }
@keyframes tbvCorre { to { transform: translateX(-50%); } }

/* ---------- responsivo ---------- */
@media (max-width: 900px) {
  .tbv-cabeca { grid-template-columns: 1fr; align-items: start; }
}
@media (max-width: 640px) {
  .tbv { padding-left: 0; padding-right: 0; }
  .tbv-card { flex-basis: 64vw; border-radius: 16px; }
  .tbv-dica { font-size: 12px; }
  .tbv-faixa img { width: 140px; height: 140px; border-radius: 12px; }
  .tbv-faixa img.tbv-persona { width: 122px; height: 152px; }
}
@media (prefers-reduced-motion: reduce) {
  .tbv-faixa-trilho { animation: none; }
}