/* ============================================
   Óticas Rafa — Landing Page Institucional
   Identidade visual da marca:
   azul ciano #00A8F0 (logo) | escuro #1A202C
   cinzas Kadence #4A5568/#718096 | fundos #F7FAFC/#EDF2F7
   fontes: Montserrat (títulos) + Open Sans (texto)
   ============================================ */

:root {
  --azul: #00A8F0;
  --azul-escuro: #0089C7;
  --azul-profundo: #2B6CB0;
  --azul-claro: #E5F6FE;
  --azul-borda: #B3E5FB;
  --escuro: #1A202C;
  --cinza-escuro: #2D3748;
  --cinza: #4A5568;
  --cinza-medio: #718096;
  --cinza-claro: #F7FAFC;
  --cinza-borda: #EDF2F7;
  --branco: #ffffff;
  --verde-whats: #25d366;
  --sombra: 0 10px 30px rgba(26, 32, 44, .08);
  --sombra-hover: 0 16px 40px rgba(0, 168, 240, .18);
  --raio: 16px;
  --transicao: all .25s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Open Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--cinza-escuro);
  background: var(--branco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .logo-texto {
  font-family: "Montserrat", "Open Sans", "Segoe UI", sans-serif;
  line-height: 1.2;
  color: var(--escuro);
}

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

a {
  text-decoration: none;
  color: inherit;
}

.container {
  width: min(1140px, 92%);
  margin: 0 auto;
}

/* ---------- Cabeçalho ---------- */
.cabecalho {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(26, 32, 44, .06);
}

.cabecalho .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .6rem 0;
}

.logo img {
  height: 52px;
  width: auto;
}

/* Menu (checkbox hack, sem JS) */
#menu-toggle {
  display: none;
}

.menu-botao {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: .5rem;
}

.menu-botao span {
  width: 26px;
  height: 3px;
  border-radius: 3px;
  background: var(--escuro);
  transition: var(--transicao);
}

.menu {
  display: flex;
  align-items: center;
  gap: 1.8rem;
  list-style: none;
}

.menu a {
  font-weight: 700;
  font-size: .95rem;
  color: var(--cinza-escuro);
  transition: var(--transicao);
  position: relative;
}

.menu a:not(.btn-menu)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 3px;
  border-radius: 3px;
  background: var(--azul);
  transition: var(--transicao);
}

.menu a:hover {
  color: var(--azul);
}

.menu a:not(.btn-menu):hover::after {
  width: 100%;
}

.btn-menu {
  background: var(--azul);
  color: var(--branco) !important;
  padding: .6rem 1.3rem;
  border-radius: 50px;
  box-shadow: 0 6px 16px rgba(0, 168, 240, .35);
}

.btn-menu:hover {
  background: var(--azul-escuro);
  transform: translateY(-2px);
}

/* ---------- Hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 8rem 0 4rem;
  background:
    radial-gradient(circle at 85% 15%, rgba(0, 168, 240, .16), transparent 40%),
    radial-gradient(circle at 10% 90%, rgba(43, 108, 176, .12), transparent 45%),
    linear-gradient(180deg, #F5FBFF 0%, var(--azul-claro) 100%);
  position: relative;
  overflow: hidden;
}

.hero-conteudo {
  max-width: 640px;
}

.hero-selo {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--branco);
  border: 1px solid var(--azul-borda);
  color: var(--azul-escuro);
  font-weight: 700;
  font-size: .85rem;
  padding: .4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.4rem;
}

.hero-selo::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--azul);
  box-shadow: 0 0 0 4px rgba(0, 168, 240, .2);
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800;
  margin-bottom: 1.2rem;
}

.hero h1 span {
  color: var(--azul);
}

.hero p {
  font-size: 1.15rem;
  color: var(--cinza);
  max-width: 520px;
  margin-bottom: 2.2rem;
}

.hero-acoes {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-weight: 700;
  font-size: 1rem;
  padding: .9rem 1.8rem;
  border-radius: 50px;
  transition: var(--transicao);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.btn-azul {
  background: var(--azul);
  color: var(--branco);
  box-shadow: 0 10px 24px rgba(0, 168, 240, .4);
}

.btn-azul:hover {
  background: var(--azul-escuro);
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(0, 168, 240, .45);
}

.btn-contorno {
  border-color: var(--escuro);
  color: var(--escuro);
  background: transparent;
}

.btn-contorno:hover {
  background: var(--escuro);
  color: var(--branco);
  transform: translateY(-3px);
}

/* ---------- Seções ---------- */
.secao {
  padding: 6rem 0;
}

.secao-cinza {
  background: var(--cinza-claro);
}

.secao-cabecalho {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 3.5rem;
}

.secao-cabecalho .tag {
  display: inline-block;
  background: var(--azul-claro);
  color: var(--azul-escuro);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: .35rem 1rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.secao-cabecalho h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: .8rem;
}

.secao-cabecalho p {
  color: var(--cinza);
  font-size: 1.05rem;
}

/* ---------- Diferenciais ---------- */
.diferenciais {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--branco);
  border-radius: var(--raio);
  padding: 2.2rem 1.8rem;
  box-shadow: var(--sombra);
  transition: var(--transicao);
  border: 1px solid var(--cinza-borda);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--sombra-hover);
  border-color: var(--azul-borda);
}

.card-icone {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  background: var(--azul-claro);
  margin-bottom: 1.3rem;
}

.card-icone svg {
  width: 30px;
  height: 30px;
  stroke: var(--azul);
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: .5rem;
}

.card p {
  color: var(--cinza);
  font-size: .95rem;
}

/* ---------- Sobre ---------- */
.sobre-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 4rem;
  align-items: center;
}

.sobre-texto h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 1.2rem;
}

.sobre-texto p {
  color: var(--cinza);
  margin-bottom: 1.2rem;
  font-size: 1.05rem;
}

.sobre-lista {
  list-style: none;
  margin: 1.6rem 0 2.2rem;
  display: grid;
  gap: .9rem;
}

.sobre-lista li {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  font-weight: 600;
  color: var(--cinza-escuro);
}

.sobre-lista svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  stroke: var(--azul);
  margin-top: 2px;
}

.sobre-visual {
  background: linear-gradient(145deg, var(--azul), var(--azul-profundo));
  border-radius: 24px;
  padding: 3rem 2rem;
  text-align: center;
  color: var(--branco);
  box-shadow: 0 24px 50px rgba(0, 168, 240, .3);
}

.sobre-visual img {
  height: 110px;
  width: auto;
  margin: 0 auto 1.4rem;
  border-radius: 12px;
  background: var(--branco);
  padding: .8rem;
}

.sobre-visual strong {
  display: block;
  font-family: "Montserrat", sans-serif;
  font-size: 1.5rem;
  margin-bottom: .4rem;
}

.sobre-visual span {
  opacity: .9;
}

/* ---------- Contato / CTA ---------- */
.cta {
  background:
    radial-gradient(circle at 90% 10%, rgba(0, 168, 240, .3), transparent 45%),
    linear-gradient(135deg, var(--escuro) 0%, #16283B 100%);
  color: var(--branco);
  border-radius: 28px;
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta h2 {
  color: var(--branco);
  font-size: clamp(1.7rem, 3.5vw, 2.5rem);
  margin-bottom: 1rem;
}

.cta p {
  color: rgba(255, 255, 255, .75);
  max-width: 520px;
  margin: 0 auto 2.2rem;
  font-size: 1.05rem;
}

/* ---------- Rodapé ---------- */
.rodape {
  background: var(--escuro);
  color: rgba(255, 255, 255, .7);
  padding: 3rem 0 1.5rem;
  margin-top: 6rem;
}

.rodape-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.rodape h4 {
  color: var(--branco);
  font-family: "Montserrat", sans-serif;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.rodape img {
  height: 44px;
  width: auto;
  margin-bottom: .8rem;
  border-radius: 8px;
}

.rodape ul {
  list-style: none;
  display: grid;
  gap: .6rem;
}

.rodape a:hover {
  color: var(--azul);
}

.rodape a {
  transition: var(--transicao);
}

.rodape-base {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: .85rem;
}

/* ---------- Botão WhatsApp flutuante ---------- */
.whats-flutuante {
  position: fixed;
  right: 1.4rem;
  bottom: 1.4rem;
  z-index: 90;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--verde-whats);
  display: grid;
  place-items: center;
  box-shadow: 0 10px 26px rgba(37, 211, 102, .45);
  transition: var(--transicao);
}

.whats-flutuante:hover {
  transform: scale(1.1) translateY(-3px);
}

.whats-flutuante svg {
  width: 32px;
  height: 32px;
  fill: var(--branco);
}

/* ---------- Página "Em Breve" (Loja) ---------- */
.breve {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 0 4rem;
  background:
    radial-gradient(circle at 85% 15%, rgba(0, 168, 240, .16), transparent 40%),
    radial-gradient(circle at 10% 90%, rgba(43, 108, 176, .12), transparent 45%),
    linear-gradient(180deg, #F5FBFF 0%, var(--azul-claro) 100%);
}

.breve-caixa {
  text-align: center;
  max-width: 560px;
  background: var(--branco);
  border-radius: 28px;
  padding: 3.5rem 2.5rem;
  box-shadow: var(--sombra);
  border: 1px solid var(--azul-borda);
}

.breve-caixa img {
  height: 70px;
  width: auto;
  margin: 0 auto 1.6rem;
  border-radius: 10px;
}

.breve-icone {
  width: 84px;
  height: 84px;
  margin: 0 auto 1.6rem;
  border-radius: 50%;
  background: var(--azul-claro);
  display: grid;
  place-items: center;
  animation: pulsar 2s infinite;
}

.breve-icone svg {
  width: 40px;
  height: 40px;
  stroke: var(--azul);
}

@keyframes pulsar {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0, 168, 240, .35); }
  50% { box-shadow: 0 0 0 18px rgba(0, 168, 240, 0); }
}

.breve-caixa h1 {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  margin-bottom: 1rem;
}

.breve-caixa h1 span {
  color: var(--azul);
}

.breve-caixa > p {
  color: var(--cinza);
  margin-bottom: 2rem;
  font-size: 1.08rem;
}

.breve-acoes {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* ---------- Responsivo ---------- */
@media (max-width: 860px) {
  .sobre-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .cta {
    padding: 3rem 1.6rem;
  }
}

@media (max-width: 760px) {
  .menu-botao {
    display: flex;
  }

  .menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--branco);
    box-shadow: 0 20px 30px rgba(26, 32, 44, .12);
    border-radius: 0 0 18px 18px;
    padding: .6rem 4%;
    clip-path: inset(0 0 100% 0);
    transition: clip-path .3s ease;
  }

  .menu li {
    border-bottom: 1px solid var(--cinza-borda);
  }

  .menu li:last-child {
    border-bottom: 0;
    padding: .8rem 0;
  }

  .menu a {
    display: block;
    padding: .9rem .4rem;
  }

  .menu a::after {
    display: none;
  }

  #menu-toggle:checked ~ nav .menu {
    clip-path: inset(0 0 0 0);
  }

  #menu-toggle:checked ~ .menu-botao span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  #menu-toggle:checked ~ .menu-botao span:nth-child(2) {
    opacity: 0;
  }

  #menu-toggle:checked ~ .menu-botao span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .secao {
    padding: 4rem 0;
  }
}


/* ---------- Página Agendamento ---------- */
.agenda {
  min-height: 100svh;
  padding: 8rem 0 4rem;
  background:
    radial-gradient(circle at 85% 15%, rgba(0, 168, 240, .16), transparent 40%),
    radial-gradient(circle at 10% 90%, rgba(43, 108, 176, .12), transparent 45%),
    linear-gradient(180deg, #F5FBFF 0%, var(--azul-claro) 100%);
}

.agenda-caixa {
  max-width: 960px;
  margin: 0 auto;
  background: var(--branco);
  border-radius: 28px;
  padding: 2.5rem;
  box-shadow: var(--sombra);
  border: 1px solid var(--azul-borda);
}

.agenda-caixa .secao-cabecalho {
  margin-bottom: 2.5rem;
}

.agenda-caixa iframe {
  display: block;
  width: 100%;
  border: 0;
  border-radius: 16px;
  background: var(--cinza-claro);
}

@media (max-width: 760px) {
  .agenda {
    padding: 7rem 0 3rem;
  }

  .agenda-caixa {
    padding: 1.4rem;
    border-radius: 20px;
  }

  .agenda-caixa iframe {
    height: 560px;
  }
}