/* WIASITE: visual do site do provedor. As cores (--marinho, --noite, --laranja, --ceu, --nevoa) e a fonte dos títulos
   vêm da configuração de cada provedor (a página coloca um <style> com elas). Nada de um provedor aqui. */
@font-face { font-family: 'Instrument Sans'; src: url('fontes/InstrumentSans-Regular.woff') format('woff'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Instrument Sans'; src: url('fontes/InstrumentSans-Bold.woff') format('woff'); font-weight: 700 900; font-display: swap; }

:root {
  --marinho: #1a2c6a;
  --noite: #05081f;
  --laranja: #ff8b00;
  --ceu: #92e5f7;
  --nevoa: #eef4fb;
  --branco: #ffffff;
  --tinta: #121a42;
  --suave: #56618c;
  --linha: #d7e1f0;
  --titulo: 'Instrument Sans', system-ui, sans-serif;
  --texto: 'Instrument Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --lado: clamp(18px, 4vw, 48px);
  --max: 1180px;
  --raio: 22px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
.sem-movimento { scroll-behavior: auto; }
body { margin: 0; font-family: var(--texto); font-size: 1.0625rem; line-height: 1.55; color: var(--tinta); background: var(--branco); overflow-x: hidden; }
img, svg { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--titulo); font-weight: 900; line-height: 1.04; letter-spacing: -0.015em; margin: 0; }
h2 { font-size: clamp(2rem, 4.2vw, 3.2rem); }
h3 { font-size: 1.25rem; font-weight: 700; }
p { margin: 0; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--laranja); outline-offset: 3px; border-radius: 6px; }
.largura { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 var(--lado); }
.pular { position: absolute; left: -999px; top: 8px; background: var(--laranja); color: var(--noite); padding: 10px 14px; border-radius: 10px; z-index: 100; font-weight: 700; }
.pular:focus { left: 8px; }

/* botões */
.botao { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 50px; padding: 0 24px; border-radius: 999px; font-weight: 700; font-size: 1rem; text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: background .15s, color .15s, border-color .15s, transform .15s; font-family: var(--texto); }
.botao:active { transform: scale(.98); }
.botao-laranja { background: var(--laranja); color: var(--noite); }
.botao-laranja:hover { background: color-mix(in srgb, var(--laranja) 85%, #fff); }
.botao-claro { background: var(--branco); color: var(--marinho); }
.botao-claro:hover { background: var(--ceu); }
.botao-contorno { border-color: rgba(255, 255, 255, .45); color: var(--branco); }
.botao-contorno:hover { border-color: var(--branco); background: rgba(255, 255, 255, .08); }
.botao-contorno-escuro { border-color: var(--marinho); color: var(--marinho); }
.botao-largo { width: 100%; }
.link-forte { font-weight: 700; color: var(--marinho); text-decoration: underline; text-decoration-color: var(--laranja); text-decoration-thickness: 2px; text-underline-offset: 4px; }

/* topo */
.topo { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .25s, box-shadow .25s; }
.topo-rolado, .menu-aberto .topo { background: color-mix(in srgb, var(--marinho) 96%, transparent); backdrop-filter: blur(8px); box-shadow: 0 1px 0 rgba(255, 255, 255, .08); }
.topo-dentro { max-width: var(--max); margin: 0 auto; padding: 14px var(--lado); display: flex; align-items: center; gap: 28px; }
.topo-logo { text-decoration: none; color: var(--branco); }
.topo-logo img { height: 44px; width: auto; max-width: 190px; object-fit: contain; }
.logo-texto { font-family: var(--titulo); font-weight: 900; font-size: 1.4rem; letter-spacing: -0.01em; white-space: nowrap; }
.topo-menu { display: flex; gap: 26px; margin-left: auto; }
.topo-menu a { color: var(--branco); text-decoration: none; font-weight: 700; font-size: .98rem; opacity: .9; }
.topo-menu a:hover { opacity: 1; text-decoration: underline; text-decoration-color: var(--laranja); text-underline-offset: 6px; text-decoration-thickness: 2px; }
.topo-central { min-height: 42px; padding: 0 18px; font-size: .95rem; }
.topo-abrir { display: none; margin-left: auto; width: 46px; height: 46px; border-radius: 12px; border: 0; background: rgba(255, 255, 255, .1); cursor: pointer; flex-direction: column; justify-content: center; align-items: center; gap: 6px; }
.topo-abrir span { width: 20px; height: 2px; background: var(--branco); border-radius: 2px; transition: transform .2s; }
.topo-abrir[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.topo-abrir[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
.menu-celular { padding: 8px var(--lado) 22px; display: flex; flex-direction: column; }
.menu-celular[hidden] { display: none; }
.menu-celular a { color: var(--branco); text-decoration: none; font-family: var(--titulo); font-weight: 700; font-size: 1.5rem; padding: 12px 0; border-bottom: 1px solid rgba(255, 255, 255, .12); }

/* início */
.hero { position: relative; overflow: hidden; color: var(--branco); padding: 130px 0 90px;
  background: radial-gradient(70% 60% at 85% 20%, color-mix(in srgb, var(--ceu) 22%, transparent), transparent 60%), linear-gradient(160deg, color-mix(in srgb, var(--marinho) 82%, #fff) 0%, var(--marinho) 45%, color-mix(in srgb, var(--marinho) 62%, #000) 100%); }
.hero-fibra { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.fibra-trilho { fill: none; stroke: color-mix(in srgb, var(--ceu) 14%, transparent); stroke-width: 2; }
.fibra-luz { fill: none; stroke: var(--ceu); stroke-width: 3; stroke-linecap: round; filter: drop-shadow(0 0 6px color-mix(in srgb, var(--ceu) 90%, transparent)); stroke-dasharray: 140 2200; stroke-dashoffset: 140; opacity: 0; }
.pronto .fibra-luz { animation: luz 2.6s cubic-bezier(.45, .05, .25, 1) .3s 1 forwards; }
.sem-movimento .fibra-luz { animation: none; opacity: 0; }
@keyframes luz { 0% { stroke-dashoffset: 140; opacity: 0; } 8% { opacity: 1; } 92% { opacity: 1; } 100% { stroke-dashoffset: -2100; opacity: 0; } }
.hero-dentro { position: relative; max-width: var(--max); margin: 0 auto; padding: 0 var(--lado); display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(28px, 5vw, 72px); align-items: center; }
.hero h1 { font-size: clamp(2.5rem, 5.4vw, 4.6rem); max-width: 13ch; }
.hero-sub { margin-top: 22px; font-size: clamp(1.05rem, 1.5vw, 1.25rem); max-width: 34ch; color: #dce8fb; }
.hero-acoes { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-fatos { list-style: none; padding: 0; margin: 44px 0 0; display: flex; flex-wrap: wrap; gap: 12px 30px; color: #c7d6f3; font-size: .98rem; }
.hero-fatos strong { display: block; font-family: var(--titulo); font-size: 1.35rem; color: var(--branco); }

/* monte a sua casa */
.casa { background: var(--branco); color: var(--tinta); border-radius: 28px; padding: 26px; box-shadow: 0 30px 60px -30px color-mix(in srgb, var(--noite) 60%, transparent); }
.casa h2 { font-size: 1.6rem; }
.casa-linhas { margin-top: 14px; }
.casa-linha { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 11px 0; border-bottom: 1px solid var(--nevoa); }
.casa-nome { display: flex; flex-direction: column; min-width: 0; }
.casa-nome strong { font-size: .98rem; }
.casa-nome span { font-size: .85rem; color: var(--suave); }
.contador { display: flex; align-items: center; gap: 4px; flex-shrink: 0; background: var(--nevoa); border-radius: 999px; padding: 3px; }
.contador button { width: 34px; height: 34px; border-radius: 50%; border: 0; background: var(--branco); color: var(--marinho); font-size: 1.2rem; font-weight: 700; cursor: pointer; line-height: 1; }
.contador button:hover:not(:disabled) { background: var(--ceu); }
.contador button:disabled { opacity: .35; cursor: default; }
.contador output { min-width: 26px; text-align: center; font-weight: 700; font-variant-numeric: tabular-nums; }
.casa-resultado { margin-top: 18px; }
.casa-medidor { height: 8px; border-radius: 999px; background: var(--nevoa); overflow: hidden; }
.casa-uso { height: 100%; width: 40%; border-radius: 999px; background: linear-gradient(90deg, var(--ceu), var(--marinho)); transition: width .45s cubic-bezier(.3, .7, .2, 1); }
.casa-precisa { font-size: .88rem; color: var(--suave); margin-top: 8px; }
.casa-plano { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; margin: 14px 0 16px; }
.casa-mega { font-family: var(--titulo); font-weight: 900; font-size: 3.4rem; line-height: .9; color: var(--marinho); font-variant-numeric: tabular-nums; }
.casa-unidade { font-family: var(--titulo); font-weight: 700; margin-left: 6px; color: var(--marinho); }
.casa-familia { color: var(--suave); font-size: .92rem; margin-top: 4px; }
.casa-preco { text-align: right; font-family: var(--titulo); font-weight: 900; font-size: 1.6rem; color: var(--tinta); }
.casa-preco small { display: block; font-family: var(--texto); font-weight: 400; font-size: .8rem; color: var(--suave); }

/* planos */
.planos { padding: clamp(70px, 9vw, 120px) 0; background: var(--branco); }
.planos-cabeca { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; align-items: end; }
.planos-cabeca p { color: var(--suave); max-width: 46ch; justify-self: end; }
.regua { margin-top: 48px; }
.regua-rotulo { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.regua input { -webkit-appearance: none; appearance: none; width: 100%; height: 44px; background: transparent; cursor: pointer; margin: 0; --progresso: 44%; }
.regua input::-webkit-slider-runnable-track { height: 10px; border-radius: 999px; background: linear-gradient(90deg, var(--marinho) 0 var(--progresso), var(--nevoa) var(--progresso) 100%); }
.regua input::-moz-range-track { height: 10px; border-radius: 999px; background: var(--nevoa); }
.regua input::-moz-range-progress { height: 10px; border-radius: 999px; background: var(--marinho); }
.regua input::-webkit-slider-thumb { -webkit-appearance: none; width: 34px; height: 34px; margin-top: -12px; border-radius: 50%; background: var(--laranja); border: 5px solid var(--branco); box-shadow: 0 4px 14px color-mix(in srgb, var(--marinho) 35%, transparent); }
.regua input::-moz-range-thumb { width: 26px; height: 26px; border-radius: 50%; background: var(--laranja); border: 5px solid var(--branco); box-shadow: 0 4px 14px color-mix(in srgb, var(--marinho) 35%, transparent); }
.regua-marcas { display: flex; justify-content: space-between; margin-top: 6px; padding: 0 2px; }
.regua-marcas span { font-weight: 700; font-size: .85rem; color: var(--suave); cursor: pointer; font-variant-numeric: tabular-nums; width: 0; display: flex; justify-content: center; white-space: nowrap; }
.regua-marcas span.ativa { color: var(--marinho); }
.plano-painel { margin-top: 40px; display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(24px, 4vw, 56px); align-items: start; }
.plano-familia { font-weight: 700; color: color-mix(in srgb, var(--laranja) 70%, var(--tinta)); }
.plano-mega { font-family: var(--titulo); font-weight: 900; font-size: clamp(3.6rem, 9vw, 6.4rem); line-height: .95; color: var(--marinho); letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.plano-frase { color: var(--suave); margin-top: 10px; max-width: 34ch; }
.plano-preco { margin-top: 18px; font-family: var(--titulo); font-weight: 900; font-size: 2rem; }
.plano-preco small { font-family: var(--texto); font-weight: 400; font-size: .95rem; color: var(--suave); }
.plano-acoes { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; margin-top: 22px; }
.corrida { background: var(--nevoa); border-radius: var(--raio); padding: 26px; }
.corrida h3 { font-size: 1.3rem; }
.corrida-item { margin-top: 20px; }
.corrida-nome { font-weight: 700; display: flex; justify-content: space-between; gap: 10px; }
.corrida-nome span { color: var(--suave); font-weight: 400; }
.corrida-pista { height: 12px; border-radius: 999px; background: var(--branco); margin-top: 8px; overflow: hidden; }
.corrida-barra { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--laranja), color-mix(in srgb, var(--laranja) 60%, #fff)); transition: width .5s cubic-bezier(.3, .7, .2, 1); }
.corrida-tempos { display: flex; justify-content: space-between; gap: 10px; margin-top: 6px; font-size: .92rem; flex-wrap: wrap; }
.corrida-tempos strong { color: var(--marinho); font-size: 1.05rem; }
.corrida-tempos span { color: var(--suave); }
.corrida-nota { margin-top: 18px; font-size: .82rem; color: var(--suave); }
.todos-planos { margin-top: 44px; border-top: 1px solid var(--linha); padding-top: 18px; }
.todos-planos summary { cursor: pointer; font-weight: 700; color: var(--marinho); list-style: none; display: inline-flex; align-items: center; gap: 10px; }
.todos-planos summary::-webkit-details-marker { display: none; }
.todos-planos summary::after { content: '+'; font-size: 1.4rem; line-height: 1; color: var(--laranja); }
.todos-planos[open] summary::after { content: '−'; }
.tabela-planos { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px 28px; margin-top: 18px; }
.tabela-familia h3 { font-size: 1.1rem; color: var(--marinho); }
.tabela-familia ul { list-style: none; padding: 0; margin: 8px 0 0; }
.tabela-familia li { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px solid var(--nevoa); }
.tabela-nota { grid-column: 1 / -1; font-size: .88rem; color: var(--suave); }

/* Wi-Fi */
.wifi { padding: clamp(70px, 9vw, 120px) 0; background: var(--noite); color: var(--branco); }
.wifi-dentro { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.wifi-texto > p { color: #c7d0ee; margin-top: 16px; max-width: 42ch; }
.planta-legenda { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 12px 6px 4px; color: #c7d0ee; font-size: .9rem; list-style: none; padding: 0; }
.planta-legenda li { display: inline-flex; align-items: center; gap: 8px; }
.planta-legenda i { width: 14px; height: 14px; border-radius: 4px; display: inline-block; }
.wifi-diagnostico { min-height: 3.2em; color: var(--ceu) !important; font-weight: 700; }
.wifi-dicas { margin: 22px 0 24px; padding: 0 0 0 18px; color: #c7d0ee; display: flex; flex-direction: column; gap: 6px; }
.wifi .link-forte { color: var(--branco); }
.planta-caixa { background: color-mix(in srgb, var(--noite) 80%, var(--marinho)); border-radius: var(--raio); padding: 12px; }
.planta { width: 100%; height: auto; touch-action: none; user-select: none; }
.comodo { fill: color-mix(in srgb, var(--ceu) 5%, transparent); transition: fill .3s; }
.comodo[data-nivel="otimo"] { fill: color-mix(in srgb, var(--ceu) 26%, transparent); }
.comodo[data-nivel="bom"] { fill: color-mix(in srgb, var(--ceu) 12%, transparent); }
.comodo[data-nivel="fraco"] { fill: color-mix(in srgb, var(--laranja) 16%, transparent); }
.comodo-nome { fill: var(--branco); font: 700 15px var(--texto); }
.comodo-sinal { fill: #b9c4ea; font: 400 13px var(--texto); }
.parede-fora { fill: none; stroke: #c9d3f5; stroke-width: 6; }
.parede { stroke: #c9d3f5; stroke-width: 5; stroke-linecap: round; }
.roteador { cursor: grab; outline: none; }
.roteador.pegando { cursor: grabbing; }
.roteador-alvo { fill: var(--laranja); opacity: .18; }
.roteador:focus-visible .roteador-alvo { opacity: .5; stroke: var(--laranja); stroke-width: 3; }
.roteador-corpo { fill: var(--branco); }
.roteador-antena { stroke: var(--branco); stroke-width: 3; stroke-linecap: round; }
.roteador-luz { fill: var(--laranja); }

/* sou cliente */
.cliente { padding: clamp(70px, 9vw, 120px) 0; background: var(--nevoa); }
.cliente-cabeca { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 16px 30px; }
.aberto { font-weight: 700; color: var(--suave); display: inline-flex; align-items: center; gap: 10px; }
.aberto::before { content: ''; width: 10px; height: 10px; border-radius: 50%; background: #9aa6c8; flex-shrink: 0; }
.aberto.sim { color: #157347; }
.aberto.sim::before { background: #20b26b; box-shadow: 0 0 0 4px rgba(32, 178, 107, .18); }
.atalhos { margin-top: 36px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-rows: minmax(130px, auto); gap: 14px; }
.atalho { background: var(--branco); border-radius: var(--raio); padding: 22px; text-decoration: none; display: flex; flex-direction: column; gap: 6px; border: 2px solid transparent; transition: border-color .15s; }
.atalho:hover { border-color: var(--marinho); }
.atalho strong { font-family: var(--titulo); font-size: 1.3rem; color: var(--marinho); }
.atalho span { color: var(--suave); font-size: .95rem; }
.atalho-grande { grid-row: span 2; background: var(--marinho); justify-content: flex-end; }
.atalho-grande strong { color: var(--branco); font-size: 2rem; }
.atalho-grande span { color: #c7d6f3; }
.atalho-grande:hover { border-color: var(--laranja); }

/* cobertura */
.cobertura { padding: clamp(70px, 9vw, 120px) 0; }
.cobertura-dentro { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(28px, 5vw, 64px); align-items: start; }
.cobertura-dentro > div > p { color: var(--suave); margin-top: 14px; max-width: 46ch; }
.cep { margin-top: 26px; }
.cep label { font-weight: 700; display: block; margin-bottom: 8px; }
.cep-linha { display: flex; gap: 10px; flex-wrap: wrap; }
.cep input { flex: 1 1 200px; min-width: 0; height: 54px; border-radius: 16px; border: 2px solid var(--linha); padding: 0 18px; font: 700 1.2rem var(--texto); color: var(--tinta); letter-spacing: .04em; }
.cep input:focus { outline: none; border-color: var(--marinho); }
.cep-resultado { margin-top: 18px; display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.cep-resultado:empty { display: none; }
.cep-resultado.sim, .cep-resultado.nao { background: var(--nevoa); padding: 20px; border-radius: 18px; }
.cep-resultado.sim strong { color: #157347; }
.cep-resultado.erro { color: #b42318; font-weight: 700; }
.cidades { background: var(--marinho); color: var(--branco); border-radius: var(--raio); padding: 28px; }
.cidades h3 { font-size: 1.15rem; color: var(--ceu); }
.cidades ul { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-wrap: wrap; gap: 10px; }
.cidades li { font-family: var(--titulo); font-weight: 700; font-size: 1.25rem; padding: 8px 16px; border-radius: 999px; background: rgba(255, 255, 255, .08); }

/* dúvidas */
.duvidas { padding: clamp(70px, 9vw, 120px) 0; background: var(--nevoa); }
.duvidas-dentro { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(24px, 5vw, 64px); align-items: start; }
.duvidas details { background: var(--branco); border-radius: 18px; margin-bottom: 10px; }
.duvidas summary { cursor: pointer; list-style: none; padding: 20px 56px 20px 22px; font-weight: 700; position: relative; }
.duvidas summary::-webkit-details-marker { display: none; }
.duvidas summary::after { content: '+'; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--laranja); line-height: 1; }
.duvidas details[open] summary::after { content: '−'; }
.duvidas details p { padding: 0 22px 20px; color: var(--suave); }

/* vendas */
.vendas { background: var(--laranja); padding: 46px 0; }
.vendas-dentro { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 18px 40px; }
.vendas h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); color: var(--noite); }
.vendas p { color: var(--noite); margin-top: 8px; max-width: 50ch; }
.vendas .botao-claro { background: var(--noite); color: var(--branco); }
.vendas .botao-claro:hover { background: var(--marinho); }

/* rodapé */
.rodape { background: var(--marinho); color: #c7d6f3; padding: 56px 0 30px; }
.rodape-marcas { display: flex; align-items: center; gap: clamp(18px, 4vw, 40px); flex-wrap: wrap; }
.rodape-marcas img { height: 56px; width: auto; max-width: 200px; object-fit: contain; }
.rodape-marcas img:first-child { height: 48px; }
.rodape-endereco { margin-top: 10px; }
.rodape-fim { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.rodape-colunas { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; margin-top: 40px; }
.rodape h3 { color: var(--branco); font-size: 1.05rem; margin-bottom: 10px; }
.rodape ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.rodape a { color: #c7d6f3; text-decoration: none; overflow-wrap: anywhere; }
.rodape a:hover { color: var(--branco); text-decoration: underline; }
.rodape-fim { margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .12); font-size: .88rem; }

/* WhatsApp fixo */
.whats-fixo { position: fixed; right: 18px; bottom: 18px; z-index: 40; width: 58px; height: 58px; border-radius: 50%; background: #1fa855; color: var(--branco); display: grid; place-items: center; box-shadow: 0 10px 24px -8px color-mix(in srgb, var(--noite) 50%, transparent); }
.whats-fixo:hover { background: #1b9149; }

/* telas médias e celular */
@media (max-width: 980px) {
  .topo-menu, .topo-central { display: none; }
  .topo-abrir { display: flex; }
  .hero { padding-top: 110px; }
  .hero-dentro, .plano-painel, .wifi-dentro, .cobertura-dentro, .duvidas-dentro { grid-template-columns: minmax(0, 1fr); }
  .planos-cabeca { grid-template-columns: minmax(0, 1fr); }
  .planos-cabeca p { justify-self: start; }
  .atalhos { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .atalho-grande { grid-row: auto; grid-column: 1 / -1; min-height: 160px; }
}
@media (max-width: 600px) {
  body { font-size: 1rem; }
  .hero { padding: 100px 0 60px; }
  .hero-fatos { gap: 12px 22px; }
  .casa { padding: 20px; border-radius: 24px; }
  .casa-mega { font-size: 2.8rem; }
  .regua-marcas span { font-size: .7rem; }
  .regua-marcas span:nth-child(even) { visibility: hidden; }
  .atalhos { grid-template-columns: minmax(0, 1fr); }
  .rodape-colunas { grid-template-columns: minmax(0, 1fr); }
  .planta-caixa { padding: 6px; }
  .comodo-nome { font-size: 20px; }
  .comodo-sinal { font-size: 18px; }
  .atalhos { grid-auto-rows: auto; }
  .atalho { min-height: 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* legenda e ondas do Wi-Fi (seguem a cor clara do provedor) */
.onda-1 { stop-color: var(--ceu); stop-opacity: .55; }
.onda-2 { stop-color: var(--ceu); stop-opacity: .12; }
.onda-3 { stop-color: var(--ceu); stop-opacity: 0; }
.leg-otimo { background: color-mix(in srgb, var(--ceu) 55%, transparent); }
.leg-bom { background: color-mix(in srgb, var(--ceu) 25%, transparent); }
.leg-fraco { background: color-mix(in srgb, var(--laranja) 40%, transparent); }

/* preço sem fidelidade embaixo do preço */
.plano-sem { color: var(--suave); margin-top: 4px; }

/* aviso de manutenção (falhas do WIAPP) */
.aviso-rede { position: relative; z-index: 51; background: #fff4e5; color: #6a3a00; border-bottom: 1px solid #f5c98a; }
.aviso-rede[hidden] { display: none; }
.aviso-rede-dentro { max-width: var(--max); margin: 0 auto; padding: 12px var(--lado); display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; font-size: .95rem; }
.aviso-rede strong { font-weight: 700; }
.com-aviso .topo { position: sticky; top: 0; }
.com-aviso .hero { padding-top: 70px; }
.com-aviso .topo:not(.topo-rolado) { background: var(--marinho); }

/* sem planos cadastrados: a página fica só com o resto */
.sem-planos [data-se="planos"] { display: none !important; }
.sem-planos .hero-dentro { grid-template-columns: minmax(0, 1fr); }
[hidden] { display: none !important; }
.tabela-familia small { font-weight: 400; color: var(--suave); font-size: .85em; }
@media (max-width: 600px) { .rodape { padding-bottom: 96px; } }