/* ==========================================================================
   Chalés Bandeiras — Praia da Maranduba, Ubatuba
   ========================================================================== */

:root {
  /* Paleta extraída do logotipo original: azul #35a9ff + preto/cinza #4b4c4d */
  --sand: #f4f8fc;
  --sand-deep: #e6eef6;
  --paper: #ffffff;
  --ink: #1a1c1e;
  --ink-soft: #4b4c4d;
  --sea: #1583d6;
  --sea-deep: #0b3c63;
  --sea-mist: #e3f1fd;
  --sun: #35a9ff;
  --sun-soft: #dbeeff;
  --coral: #1583d6;
  --whatsapp: #25d366;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 10px 30px -12px rgba(11, 60, 99, .25);
  --shadow-lg: 0 24px 60px -20px rgba(11, 60, 99, .35);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--sand);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--sea); }

.container {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}

/* --------------------------------------------------------------------------
   Tipografia
   -------------------------------------------------------------------------- */

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -.01em;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--coral);
  margin-bottom: .75rem;
}

.kicker::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--sun);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  color: var(--sea-deep);
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.1rem;
  color: var(--ink-soft);
  max-width: 62ch;
}

/* --------------------------------------------------------------------------
   Header / Navegação
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(11, 60, 99, .08);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: .8rem;
}

.brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: .25rem;
  text-decoration: none;
  color: var(--sea-deep);
}

.brand-logo { height: 27px; width: auto; }

.brand-tagline {
  font-size: .6rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.brand-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.1;
}

.brand-name small {
  display: block;
  font-family: var(--font-body);
  font-size: .68rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--coral);
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: .25rem;
  list-style: none;
}

.main-nav a {
  display: block;
  padding: .55rem .85rem;
  border-radius: 999px;
  font-size: .92rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--ink-soft);
  transition: color .2s, background-color .2s;
}

.main-nav a:hover { color: var(--sea-deep); background: var(--sea-mist); }

.main-nav a.active { color: #fff; background: var(--sea); }

.main-nav a.nav-cta {
  color: #fff;
  background: var(--sun);
  color: var(--sea-deep);
  margin-left: .5rem;
}

.main-nav a.nav-cta:hover { background: var(--coral); color: #fff; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: 1px solid rgba(11, 60, 99, .15);
  border-radius: 10px;
  cursor: pointer;
}

.nav-toggle span {
  height: 2px;
  background: var(--sea-deep);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  min-height: 78vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  isolation: isolate;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-size: cover;
  background-position: center;
  transform: scale(1.04);
  animation: hero-drift 18s ease-in-out infinite alternate;
}

@keyframes hero-drift {
  from { transform: scale(1.04) translateX(0); }
  to   { transform: scale(1.1) translateX(-1.5%); }
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(to top, rgba(8, 28, 48, .88) 0%, rgba(8, 28, 48, .35) 45%, rgba(8, 28, 48, .15) 100%);
}

.hero .container { padding-block: 4.5rem 6.5rem; }

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .45rem 1rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, .14);
  border: 1px solid rgba(255, 255, 255, .3);
  backdrop-filter: blur(6px);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 6.5vw, 4.3rem);
  max-width: 14ch;
  margin-bottom: 1rem;
}

.hero h1 em {
  font-style: italic;
  color: var(--sun);
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  max-width: 52ch;
  color: rgba(255, 255, 255, .92);
  margin-bottom: 2rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; }

/* Hero compacto (páginas internas) */
.page-hero {
  position: relative;
  min-height: 44vh;
  display: flex;
  align-items: flex-end;
  color: #fff;
  isolation: isolate;
  overflow: hidden;
}

.page-hero .hero-bg { animation: none; }

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(to top, rgba(8, 28, 48, .85), rgba(8, 28, 48, .2));
}

.page-hero .container { padding-block: 3rem 4.5rem; }

.page-hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: .5rem;
}

.page-hero p { max-width: 60ch; color: rgba(255, 255, 255, .9); }

/* Onda entre seções */
.wave {
  display: block;
  width: 100%;
  height: 70px;
  margin-top: -69px;
  position: relative;
  z-index: 2;
}

/* --------------------------------------------------------------------------
   Botões
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: .85rem 1.7rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform .2s, box-shadow .2s, background-color .2s, color .2s;
}

.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

.btn-primary { background: var(--sun); color: var(--sea-deep); }
.btn-primary:hover { background: #56b7ff; }

.btn-whatsapp { background: var(--whatsapp); color: #fff; }
.btn-whatsapp:hover { background: #1fba58; }

.btn-ghost {
  background: rgba(255, 255, 255, .12);
  border-color: rgba(255, 255, 255, .5);
  color: #fff;
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .25); }

.btn-outline {
  border-color: var(--sea);
  color: var(--sea);
  background: transparent;
}
.btn-outline:hover { background: var(--sea); color: #fff; }

/* --------------------------------------------------------------------------
   Seções
   -------------------------------------------------------------------------- */

.section { padding-block: 4.5rem; }

.section-alt { background: var(--paper); }

.section-sea {
  background: linear-gradient(160deg, var(--sea-deep), var(--sea));
  color: #fff;
}

.section-sea .section-title { color: #fff; }
.section-sea .lead { color: rgba(255, 255, 255, .85); }
.section-sea .kicker { color: var(--sun); }

.section-head { margin-bottom: 2.5rem; }
.section-head.center { text-align: center; }
.section-head.center .lead { margin-inline: auto; }
.section-head.center .kicker { justify-content: center; }
.section-head.center .kicker::before { display: none; }

/* Boas-vindas (home) */
.welcome-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 3.5rem;
  align-items: center;
}

.welcome-photos {
  position: relative;
  padding-bottom: 2.5rem;
}

.welcome-photos .photo-main {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.welcome-photos .photo-accent {
  position: absolute;
  right: -1rem;
  bottom: 0;
  width: 46%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 6px solid var(--sand);
  box-shadow: var(--shadow);
}

.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px dashed rgba(11, 60, 99, .25);
}

.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.9rem;
  color: var(--coral);
  line-height: 1;
}

.stat span { font-size: .88rem; color: var(--ink-soft); }

/* Cards de estrutura/amenidades */
.amenity-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.25rem;
}

.amenity-card {
  background: var(--paper);
  border: 1px solid rgba(11, 60, 99, .08);
  border-radius: var(--radius);
  padding: 1.6rem 1.4rem;
  box-shadow: 0 4px 14px -8px rgba(11, 60, 99, .18);
  transition: transform .25s, box-shadow .25s;
}

.amenity-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }

.amenity-card .icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: var(--sea-mist);
  color: var(--sea);
  margin-bottom: 1rem;
}

.amenity-card h3 { font-size: 1.15rem; color: var(--sea-deep); margin-bottom: .4rem; }

.amenity-card p { font-size: .93rem; color: var(--ink-soft); }

.section-sea .amenity-card {
  background: rgba(255, 255, 255, .07);
  border-color: rgba(255, 255, 255, .15);
  box-shadow: none;
}

.section-sea .amenity-card h3 { color: #fff; }
.section-sea .amenity-card p { color: rgba(255, 255, 255, .8); }
.section-sea .amenity-card .icon { background: rgba(255, 255, 255, .12); color: var(--sun); }

/* Destaque IMPORTANTE */
.notice {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  background: var(--sun-soft);
  border: 1px solid rgba(53, 169, 255, .45);
  border-left: 6px solid var(--sun);
  border-radius: var(--radius-sm);
  padding: 1.5rem 1.75rem;
}

.notice .icon { color: var(--coral); }

.notice h3 {
  font-size: 1.05rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: .5rem;
}

.notice p { font-size: .97rem; color: var(--ink); }
.notice p + p { margin-top: .5rem; }

/* Galeria */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.gallery-grid a {
  position: relative;
  display: block;
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: 0 4px 14px -8px rgba(11, 60, 99, .3);
}

.gallery-grid img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.gallery-grid a:hover img { transform: scale(1.06); }

.gallery-grid a::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(11, 60, 99, .35), transparent 45%);
  opacity: 0;
  transition: opacity .3s;
}

.gallery-grid a:hover::after { opacity: 1; }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(6, 18, 32, .93);
  padding: 2rem;
}

.lightbox.open { display: flex; }

.lightbox img {
  max-width: min(92vw, 1100px);
  max-height: 84vh;
  border-radius: 10px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
}

.lightbox button {
  position: absolute;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, .12);
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  transition: background-color .2s;
}

.lightbox button:hover { background: rgba(255, 255, 255, .28); }

.lightbox .lb-close { top: 1.25rem; right: 1.25rem; }
.lightbox .lb-prev { left: 1rem; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next { right: 1rem; top: 50%; transform: translateY(-50%); }

.lightbox .lb-count {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, .8);
  font-size: .9rem;
  letter-spacing: .1em;
}

/* Praia / Lazer — cartões alternados */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.feature-row + .feature-row { margin-top: 4rem; }

.feature-row.reverse .feature-media { order: 2; }

.feature-media {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.feature-media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }

.feature-media.stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: .75rem;
  border-radius: 0;
  overflow: visible;
  box-shadow: none;
}

.feature-media.stack img {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}

.feature-body h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--sea-deep);
  margin-bottom: .75rem;
}

.feature-body p { color: var(--ink-soft); }

.tick-list {
  list-style: none;
  margin-top: 1.25rem;
  display: grid;
  gap: .55rem;
}

.tick-list li {
  display: flex;
  gap: .65rem;
  align-items: baseline;
  color: var(--ink-soft);
}

.tick-list li::before {
  content: "";
  flex-shrink: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--sun);
  transform: translateY(-1px);
}

/* Contato */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.contact-card {
  background: var(--paper);
  border: 1px solid rgba(11, 60, 99, .08);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  box-shadow: 0 4px 14px -8px rgba(11, 60, 99, .18);
}

.contact-card h3 {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: 1.2rem;
  color: var(--sea-deep);
  margin-bottom: 1.1rem;
}

.contact-card h3 svg { color: var(--coral); }

.contact-card ul { list-style: none; display: grid; gap: .7rem; }

.contact-card li { color: var(--ink-soft); font-size: .98rem; }

.contact-card li a {
  color: var(--sea);
  font-weight: 600;
  text-decoration: none;
}

.contact-card li a:hover { text-decoration: underline; }

.contact-card li small { display: block; color: var(--ink-soft); font-size: .82rem; }

.whatsapp-cta-panel {
  margin-top: 2.5rem;
  background: linear-gradient(140deg, var(--sea-deep), var(--sea));
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.whatsapp-cta-panel h2 {
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  margin-bottom: .6rem;
}

.whatsapp-cta-panel p {
  color: rgba(255, 255, 255, .85);
  max-width: 55ch;
  margin: 0 auto 1.75rem;
}

.whatsapp-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* Mapa */
.map-frame {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 6px solid var(--paper);
}

.map-frame iframe {
  display: block;
  width: 100%;
  height: 440px;
  border: 0;
}

/* CTA final (home) */
.cta-banner {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-radius: var(--radius);
  padding: 3.5rem 2rem;
  text-align: center;
  color: #fff;
  background-size: cover;
  background-position: center 65%;
  box-shadow: var(--shadow-lg);
}

.cta-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(160deg, rgba(11, 60, 99, .92), rgba(13, 92, 110, .78));
}

.cta-banner h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); margin-bottom: .75rem; }

.cta-banner p { max-width: 55ch; margin: 0 auto 1.75rem; color: rgba(255, 255, 255, .88); }

/* --------------------------------------------------------------------------
   Rodapé
   -------------------------------------------------------------------------- */

.site-footer {
  background: var(--sea-deep);
  color: rgba(255, 255, 255, .82);
  padding-top: 3.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer-grid h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: 1rem;
}

.footer-logo {
  height: 56px;
  width: auto;
  background: #fff;
  padding: .7rem 1rem;
  border-radius: 12px;
}

.footer-brand p { margin-top: .9rem; font-size: .93rem; max-width: 34ch; }

.footer-social {
  display: flex;
  gap: .75rem;
  margin-top: 1.25rem;
}

.footer-social a {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .1);
  color: #fff;
  transition: background-color .2s, transform .2s;
}

.footer-social a:hover { background: var(--sun); color: var(--sea-deep); transform: translateY(-3px); }

.footer-grid ul { list-style: none; display: grid; gap: .55rem; }

.footer-grid ul a {
  color: rgba(255, 255, 255, .82);
  text-decoration: none;
  font-size: .95rem;
}

.footer-grid ul a:hover { color: var(--sun); }

.footer-grid address {
  font-style: normal;
  font-size: .95rem;
  display: grid;
  gap: .55rem;
}

.footer-grid address a { color: rgba(255, 255, 255, .82); text-decoration: none; }
.footer-grid address a:hover { color: var(--sun); }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding-block: 1.4rem;
  font-size: .85rem;
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  justify-content: space-between;
}

.footer-bottom a { color: var(--sun); text-decoration: none; }
.footer-bottom a:hover { text-decoration: underline; }

/* Botão flutuante WhatsApp */
.float-whatsapp {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 60;
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--whatsapp);
  color: #fff;
  box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .6);
  transition: transform .2s;
}

.float-whatsapp:hover { transform: scale(1.08); }

.float-whatsapp::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--whatsapp);
  opacity: .45;
  z-index: -1;
  animation: pulse 2.2s ease-out infinite;
}

@keyframes pulse {
  from { transform: scale(1); opacity: .45; }
  to   { transform: scale(1.6); opacity: 0; }
}

/* --------------------------------------------------------------------------
   Animações de entrada (scroll reveal)
   -------------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s ease, transform .7s ease;
}

.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-bg { animation: none; }
  html { scroll-behavior: auto; }
}

/* --------------------------------------------------------------------------
   Responsivo
   -------------------------------------------------------------------------- */

@media (max-width: 900px) {
  .welcome-grid,
  .feature-row { grid-template-columns: 1fr; gap: 2rem; }

  .feature-row.reverse .feature-media { order: 0; }

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

@media (max-width: 720px) {
  .nav-toggle { display: flex; }

  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid rgba(11, 60, 99, .1);
    box-shadow: var(--shadow);
    display: none;
  }

  .main-nav.open { display: block; }

  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    padding: .75rem 1rem 1.25rem;
    gap: .35rem;
  }

  .main-nav a { padding: .8rem 1rem; border-radius: var(--radius-sm); }

  .main-nav a.nav-cta { margin-left: 0; text-align: center; }

  .hero { min-height: 88svh; }

  .hero .container { padding-block: 3rem 5rem; }

  .section { padding-block: 3rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }

  .notice { grid-template-columns: 1fr; gap: .75rem; }

  .map-frame iframe { height: 340px; }
}