/* Ria Calma (conceito)
   Leitura: operador de passeios para turistas que decidem no telemovel; linguagem costeira, calma e premium.
   Paleta: branco de salina, azul-petroleo da ria e rosa dos flamingos como unico acento.
   Formas: botoes em pilula; cartoes com dupla moldura (raio 32 por fora, 26 por dentro). */
:root {
  --salt: #f4f6f5;
  --salt-2: #e6edeb;
  --deep: #0e2b2e;
  --deep-2: #4b6062;
  --rose: #e86a75;
  --rose-2: #f0868f;
  --line: rgba(14, 43, 46, .12);
  --shadow: 0 24px 60px -24px rgba(14, 43, 46, .28);
}
body { background: var(--salt); color: var(--deep); }
section { padding-block: clamp(80px, 11vw, 150px); }

/* Navegacao em ilha */
.nav {
  position: fixed; z-index: 60; top: 16px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: clamp(14px, 3vw, 34px); width: max-content; max-width: calc(100% - 24px);
  padding: 8px 8px 8px 22px; border-radius: 999px;
  background: rgba(244, 246, 245, .78); -webkit-backdrop-filter: blur(16px) saturate(160%); backdrop-filter: blur(16px) saturate(160%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .7), 0 10px 30px -12px rgba(14, 43, 46, .25);
}
.logo { font-weight: 700; letter-spacing: -.03em; text-decoration: none; font-size: 1.0625rem; white-space: nowrap; }
.links { display: flex; gap: 24px; }
.links a { text-decoration: none; font-size: .9375rem; color: var(--deep-2); transition: color .3s var(--ease); }
.links a:hover { color: var(--deep); }
.langs { background: rgba(14, 43, 46, .06); }
.langs button.on { background: var(--deep); color: var(--salt); }

/* Botoes */
.btn-rose { background: var(--rose); color: var(--deep); }
.btn-rose .bi { background: rgba(14, 43, 46, .12); }
.btn-rose:hover { background: var(--rose-2); }
.btn-deep { background: var(--deep); color: var(--salt); }
.btn-deep .bi { background: rgba(244, 246, 245, .14); }
.wide { width: 100%; justify-content: space-between; }

/* Hero: fotografia em moldura dupla, texto sobre a imagem */
.hero { padding: 84px clamp(10px, 2vw, 20px) 0; }
.hero-shell { padding: 8px; border-radius: 40px; background: rgba(14, 43, 46, .05); }
.hero-core { position: relative; min-height: calc(100dvh - 112px); border-radius: 32px; overflow: hidden; display: flex; align-items: flex-end; }
.hero-core img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 50% 38%; }
.hero-core::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(8, 28, 30, 0) 40%, rgba(8, 28, 30, .66) 100%); }
.hero-txt { position: relative; z-index: 1; padding: clamp(24px, 5vw, 64px); color: #f7faf9; max-width: 760px; }
.hero h1 { font-size: clamp(3rem, 8vw, 6.75rem); line-height: .95; letter-spacing: -.055em; font-weight: 650; }
.hero p { font-size: clamp(1.0625rem, 1.5vw, 1.25rem); max-width: 40ch; margin: 22px 0 30px; color: rgba(247, 250, 249, .9); }

/* Promessa: uma frase em vez de cartoes */
.promise { padding-block: clamp(72px, 10vw, 128px) 0; }
.promise p { font-size: clamp(1.6rem, 3.4vw, 2.75rem); line-height: 1.15; letter-spacing: -.035em; font-weight: 500; max-width: 26ch; margin: 0; }

/* Passeios: bento assimetrico */
h2 { font-size: clamp(2.1rem, 4.4vw, 3.6rem); line-height: 1; letter-spacing: -.045em; font-weight: 650; max-width: 15ch; margin-bottom: clamp(32px, 4vw, 56px); }
.bento { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 14px; }
.tile { padding: 6px; border-radius: 32px; background: rgba(14, 43, 46, .05); }
.tile-core { height: 100%; border-radius: 26px; overflow: hidden; background: #fff; box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, .8); display: flex; flex-direction: column; }
.tile img { width: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.tile:hover img { transform: scale(1.03); }
.tile-txt { padding: clamp(20px, 2.4vw, 30px); display: flex; flex-direction: column; flex: 1; }
.tile h3 { font-size: clamp(1.4rem, 2.2vw, 1.9rem); letter-spacing: -.035em; line-height: 1.05; margin-bottom: 10px; }
.tile p { color: var(--deep-2); max-width: 44ch; }
.tile-foot { margin-top: auto; padding-top: 14px; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.price { font: 500 .875rem/1.3 "Geist Mono", monospace; color: var(--deep-2); }
.tile-main { grid-column: 1 / span 7; grid-row: span 2; }
.tile-main img { aspect-ratio: 16 / 11; }
.tile-photo { grid-column: 8 / span 5; }
.tile-photo img { aspect-ratio: 16 / 8; }
.tile-deep { grid-column: 8 / span 5; }
.tile-deep .tile-core { background: var(--deep); color: var(--salt); }
.tile-deep p, .tile-deep .price { color: rgba(244, 246, 245, .74); }

/* Reserva: cabecalho com fotografia + formulario real */
.book { background: var(--salt-2); }
.book-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(28px, 6vw, 88px); align-items: start; }
.book-head p { color: var(--deep-2); max-width: 38ch; font-size: 1.125rem; }
.book-head img { margin-top: 28px; border-radius: 26px; aspect-ratio: 4 / 3; object-fit: cover; }
.shell { padding: 6px; border-radius: 32px; background: rgba(14, 43, 46, .06); }
.core { border-radius: 26px; background: #fff; box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, .8); padding: clamp(20px, 3vw, 34px); }
.planner fieldset { border: 0; padding: 0; margin: 0 0 22px; }
.planner legend, .fld label, .fld .lbl { display: block; font-size: .875rem; font-weight: 600; margin-bottom: 10px; }
.opts { display: grid; gap: 8px; }
.opts label { display: flex; align-items: center; gap: 12px; min-height: 54px; padding: 0 18px; border-radius: 16px; background: var(--salt); cursor: pointer; transition: background-color .3s var(--ease), box-shadow .3s var(--ease); }
.opts label:has(input:checked) { background: #fff; box-shadow: inset 0 0 0 2px var(--deep); }
.opts input { accent-color: var(--deep); width: 18px; height: 18px; margin: 0; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 18px; }
.fld input { width: 100%; min-height: 54px; padding: 0 16px; border: 0; border-radius: 16px; background: var(--salt); }
.step { display: flex; align-items: center; min-height: 54px; border-radius: 16px; background: var(--salt); }
.step button { display: grid; place-items: center; width: 54px; min-height: 54px; border: 0; background: none; cursor: pointer; font-size: 1.125rem; }
.step output { flex: 1; text-align: center; font-weight: 600; font-variant-numeric: tabular-nums; }
.sum { margin: 0 0 18px; padding: 16px 18px; border-radius: 16px; background: rgba(232, 106, 117, .12); font-size: .9375rem; min-height: 3.4em; }

/* Encontro + perguntas */
.meet-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(28px, 6vw, 88px); }
.meet-grid > div:first-child p { color: var(--deep-2); max-width: 40ch; font-size: 1.125rem; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px 0; font-weight: 600; font-size: 1.0625rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; width: 18px; height: 18px; flex: none; background: currentColor; -webkit-mask: url("/conceitos/base/icons/plus.svg") center / contain no-repeat; mask: url("/conceitos/base/icons/plus.svg") center / contain no-repeat; transition: transform .4s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--deep-2); margin: 0 0 22px; max-width: 52ch; }

/* Rodape com assinatura grande */
.foot { padding: clamp(60px, 9vw, 120px) 0 96px; background: var(--deep); color: var(--salt); }
.mark { font-size: clamp(4rem, 15vw, 13rem); line-height: .85; letter-spacing: -.06em; font-weight: 650; margin: 0 0 32px; color: rgba(244, 246, 245, .94); }
.foot-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 32px; font-size: .9375rem; color: rgba(244, 246, 245, .7); }
.foot-row p { margin: 0; }

@media (max-width: 900px) {
  .links { display: none; }
  .bento, .book-grid, .meet-grid { grid-template-columns: 1fr; }
  .tile-main, .tile-photo, .tile-deep { grid-column: auto; grid-row: auto; }
  .book-head img { display: none; }
}
@media (max-width: 560px) {
  .hero { padding-top: 76px; }
  .hero-core { min-height: calc(100dvh - 96px); }
  .two { grid-template-columns: 1fr; }
  .hero .btn { width: 100%; justify-content: space-between; }
}
@media (prefers-reduced-transparency: reduce) {
  .nav { background: var(--salt); -webkit-backdrop-filter: none; backdrop-filter: none; }
}