/* Landing page MITRAL (www.mitral360.com.br) — mesmas cores e fontes do sistema. */
:root {
  --navy: #0B2545;
  --navy-2: #13345C;
  --navy-3: #061a33;
  --azul: #1B6FC2;
  --azul-claro: #8DB8E6;
  --teal: #0F7C74;
  --laranja: #E07A2E;
  --texto: #16263A;
  --suave: #52637A;
  --linha: #DDE3EA;
  --fundo: #F4F6F9;
  --branco: #FFFFFF;
  --whats: #1FAF5A;
  --fonte-titulo: "Montserrat", system-ui, sans-serif;
  --fonte-texto: "Source Sans 3", system-ui, sans-serif;
  --raio: 18px;
  --sombra-janela: 0 40px 90px rgba(3, 14, 30, .45), 0 0 0 1px rgba(255, 255, 255, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font-family: var(--fonte-texto); color: var(--texto); background: var(--branco); font-size: 18px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
/* height:auto mantém a proporção: os atributos width/height do HTML servem só para reservar espaço. */
img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--fonte-titulo); line-height: 1.12; margin: 0; letter-spacing: -0.01em; }
.conteudo { width: min(1200px, 100% - 32px); margin-inline: auto; }
.centro { text-align: center; justify-content: center; }

/* ---------- Botões ---------- */
.botao { display: inline-flex; align-items: center; justify-content: center; gap: 10px; font-family: var(--fonte-titulo); font-weight: 700; font-size: 15px; border-radius: 999px; padding: 11px 20px; border: 1px solid transparent; transition: transform .15s, box-shadow .15s, background .15s; white-space: nowrap; }
.botao:hover { transform: translateY(-1px); }
.botao-grande { font-size: 16px; padding: 15px 28px; }
.botao-primario { background: var(--azul); color: #fff; box-shadow: 0 10px 26px rgba(27, 111, 194, .35); }
.botao-primario:hover { background: #15599C; }
.botao-fantasma { color: #fff; border-color: rgba(255, 255, 255, .28); }
.botao-fantasma:hover { background: rgba(255, 255, 255, .08); }
.botao-vidro { color: #fff; background: rgba(255, 255, 255, .08); border-color: rgba(255, 255, 255, .2); backdrop-filter: blur(6px); }
.botao-vidro:hover { background: rgba(255, 255, 255, .14); }
.botao-whatsapp { background: var(--whats); color: #fff; box-shadow: 0 12px 30px rgba(31, 175, 90, .35); }
.botao-whatsapp svg { width: 22px; height: 22px; fill: currentColor; }
.icone-play { display: inline-grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: #fff; color: var(--navy); font-size: 10px; padding-left: 2px; }

/* ---------- Cabeçalho ---------- */
.topo { position: fixed; inset: 0 0 auto; z-index: 50; transition: background .25s, box-shadow .25s; }
.topo.rolado { background: rgba(11, 37, 69, .92); backdrop-filter: blur(10px); box-shadow: 0 8px 30px rgba(3, 14, 30, .25); }
.topo-linha { display: flex; align-items: center; gap: 28px; height: 76px; }
.marca { display: inline-flex; align-items: center; gap: 12px; color: #fff; font-family: var(--fonte-titulo); font-weight: 700; font-size: 22px; letter-spacing: .14em; }
.marca svg { width: 40px; height: 20px; fill: none; stroke: currentColor; stroke-width: 3; stroke-linecap: round; stroke-linejoin: round; }
.marca-textos { display: flex; flex-direction: column; line-height: 1.05; }
.marca-textos small { font-family: var(--fonte-texto); font-weight: 600; font-size: 11px; letter-spacing: .02em; color: var(--azul-claro); margin-top: 4px; }
.hero-grupo { margin: 26px 0 0; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .12); color: #8FA5C2; font-size: 15px; max-width: 520px; }
.hero-grupo strong { color: #fff; font-weight: 700; }
.menu { display: flex; gap: 26px; margin-left: 12px; }
.menu a { color: #C9D6E8; font-weight: 600; font-size: 16px; }
.menu a:hover { color: #fff; }
.topo-acoes { margin-left: auto; display: flex; gap: 10px; }

/* ---------- Abertura ---------- */
.hero { position: relative; overflow: hidden; color: #fff; padding: 150px 0 110px; background: radial-gradient(1100px 700px at 20% 10%, var(--navy-2) 0%, var(--navy) 55%, var(--navy-3) 100%); }
.hero-fundo { position: absolute; inset: auto -5% 8% -5%; height: 280px; opacity: .06; pointer-events: none; }
.hero-fundo svg { width: 100%; height: 100%; fill: none; stroke: #fff; stroke-width: .5; stroke-linecap: round; stroke-linejoin: round; }
.hero-grade { position: relative; display: grid; grid-template-columns: 1.02fr 1fr; gap: 48px; align-items: center; }
.selo { display: inline-block; padding: 8px 16px; border-radius: 999px; background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .16); font-family: var(--fonte-titulo); font-weight: 700; font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: var(--azul-claro); }
.hero h1 { font-size: clamp(40px, 5.2vw, 66px); font-weight: 800; margin: 22px 0 20px; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, #8DB8E6, #5CE0B3); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { color: #C9D6E8; font-size: 20px; max-width: 560px; margin: 0 0 32px; }
.hero-acoes { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-pontos { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 22px; padding: 0; margin: 34px 0 0; color: #C9D6E8; font-size: 15px; }
.hero-pontos li::before { content: "✓"; color: #5CE0B3; font-weight: 700; margin-right: 8px; }

/* Telas do sistema em perspectiva */
/* Telas sempre retas (sem giro 3D): giro aperta a imagem e borra o texto. */
.hero-telas { position: relative; height: 520px; }
.janela { margin: 0; border-radius: 14px; overflow: hidden; background: #fff; box-shadow: var(--sombra-janela); }
.janela-barra { display: flex; align-items: center; gap: 7px; height: 30px; padding: 0 14px; background: #EEF2F7; border-bottom: 1px solid var(--linha); }
.janela-barra i { width: 10px; height: 10px; border-radius: 50%; background: #F26B5B; }
.janela-barra i:nth-child(2) { background: #F5BE4F; }
.janela-barra i:nth-child(3) { background: #57C26A; }
.janela-barra span { margin-left: 12px; font-size: 12px; color: #6B7A90; background: #fff; border-radius: 6px; padding: 1px 12px; }
.janela-principal { position: absolute; width: 100%; left: 6%; top: 40px; animation: flutuar 9s ease-in-out infinite; }
.janela-flutuante { position: absolute; width: 50%; box-shadow: 0 30px 70px rgba(3, 14, 30, .55), 0 0 0 1px rgba(255, 255, 255, .12); }
.janela-f1 { left: -8%; top: 330px; animation: flutuar 7s ease-in-out infinite reverse; z-index: 2; }
.janela-f2 { right: -10%; top: -30px; animation: flutuar 8s ease-in-out -2s infinite; z-index: 0; }
.janela-principal { z-index: 1; }
@keyframes flutuar { 0%, 100% { translate: 0 0; } 50% { translate: 0 -12px; } }

/* ---------- Seções ---------- */
.secao { padding: 110px 0; }
.secao-clara { background: var(--fundo); }
.cabeca-secao { max-width: 760px; margin: 0 auto 64px; }
.rotulo { font-family: var(--fonte-titulo); font-weight: 700; font-size: 13px; letter-spacing: .2em; text-transform: uppercase; color: var(--azul); }
.cabeca-secao h2 { font-size: clamp(30px, 3.6vw, 44px); font-weight: 800; color: var(--navy); margin: 12px 0 14px; }
.cabeca-secao p { color: var(--suave); font-size: 19px; margin: 0; }

/* Vídeo */
.secao-video { background: linear-gradient(180deg, var(--fundo) 0%, #fff 100%); }
.video-moldura { max-width: 1040px; margin: 0 auto; padding: 10px; border-radius: 24px; background: linear-gradient(135deg, var(--navy), var(--navy-2)); box-shadow: 0 40px 90px rgba(11, 37, 69, .28); }
.video-moldura video { width: 100%; aspect-ratio: 16 / 9; border-radius: 16px; background: var(--navy); }

/* Módulos */
/* Módulos: cada um com a sua cor (a mesma do menu lateral do sistema). */
.modulo { --cor: var(--azul); --cor-suave: #E8F1FB; margin-bottom: 110px; }
.modulo:last-child { margin-bottom: 0; }
.cor-laranja { --cor: #C8641F; --cor-suave: #FDEEDF; }
.cor-azul { --cor: var(--azul); --cor-suave: #E8F1FB; }
.cor-verde { --cor: var(--teal); --cor-suave: #E3F3F1; }
.cor-roxo { --cor: #6D4AC8; --cor-suave: #EFEAFB; }
.modulo-cabeca { display: flex; gap: 26px; align-items: flex-start; margin-bottom: 34px; max-width: 820px; }
.modulo-numero { font-family: var(--fonte-titulo); font-weight: 800; font-size: 56px; line-height: 1; color: var(--cor); opacity: .22; }
.chip { display: inline-flex; align-items: center; gap: 10px; font-family: var(--fonte-titulo); font-weight: 700; font-size: 13px; letter-spacing: .14em; text-transform: uppercase; padding: 7px 14px; border-radius: 999px; color: var(--cor); background: var(--cor-suave); }
.chip::before { content: ""; width: 9px; height: 9px; border-radius: 50%; background: currentColor; }
.modulo h3 { font-size: clamp(26px, 2.6vw, 34px); font-weight: 800; color: var(--navy); margin: 14px 0 10px; }
.modulo-cabeca p { color: var(--suave); margin: 0; }

/* Abas: lista de menus à esquerda, tela do menu escolhido à direita. */
.abas { display: grid; grid-template-columns: 380px 1fr; gap: 36px; align-items: start; }
.abas-lista { display: grid; gap: 8px; }
.aba { text-align: left; font: inherit; color: inherit; cursor: pointer; background: #fff; border: 1px solid var(--linha); border-left: 4px solid transparent; border-radius: 14px; padding: 14px 18px; transition: background .2s, border-color .2s, box-shadow .2s; }
.aba strong { display: block; font-family: var(--fonte-titulo); font-size: 16.5px; color: var(--navy); }
.aba span { display: block; font-size: 15px; line-height: 1.45; color: var(--suave); margin-top: 4px; }
.aba:hover { border-color: var(--cor-suave); border-left-color: var(--cor); }
.aba.ativa { background: var(--cor-suave); border-color: transparent; border-left-color: var(--cor); box-shadow: 0 10px 24px rgba(11, 37, 69, .06); }
.aba.ativa strong { color: var(--cor); }
.aba:focus-visible { outline: 3px solid var(--cor); outline-offset: 2px; }
.abas-tela { position: sticky; top: 100px; box-shadow: 0 40px 80px rgba(11, 37, 69, .2), 0 0 0 1px var(--linha); }
.abas-tela img { transition: opacity .25s ease; }
.abas-tela img.trocando { opacity: 0; }

/* Recursos */
.recursos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.recurso { background: #fff; border: 1px solid var(--linha); border-radius: var(--raio); padding: 30px; transition: transform .2s, box-shadow .2s; }
.recurso:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(11, 37, 69, .08); }
.recurso-icone { width: 50px; height: 50px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, var(--azul), var(--teal)); margin-bottom: 18px; }
.recurso-icone svg { width: 24px; height: 24px; fill: none; stroke: #fff; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.recurso h3 { font-size: 20px; color: var(--navy); margin-bottom: 8px; }
.recurso p { margin: 0; color: var(--suave); font-size: 16.5px; }

/* Faixa de telas */
.faixa { overflow: hidden; padding: 70px 0; background: var(--navy); }
.faixa-trilho { display: flex; width: max-content; animation: deslizar 60s linear infinite; }
.faixa:hover .faixa-trilho { animation-play-state: paused; }
.faixa-grupo { display: flex; gap: 28px; padding-right: 28px; }
.faixa img { width: 520px; height: auto; border-radius: 12px; box-shadow: 0 20px 40px rgba(0, 0, 0, .35); }
@keyframes deslizar { to { transform: translateX(-50%); } }

/* Chamada final */
.cta { padding: 120px 0; background: radial-gradient(900px 500px at 50% 0%, var(--navy-2) 0%, var(--navy) 60%, var(--navy-3) 100%); color: #fff; text-align: center; }
.cta h2 { font-size: clamp(32px, 4.2vw, 52px); font-weight: 800; }
.cta p { color: #C9D6E8; font-size: 20px; margin: 18px auto 36px; max-width: 620px; }

/* Rodapé */
.rodape { background: var(--navy-3); color: #7F95B2; padding: 34px 0; font-size: 15px; }
.rodape-linha { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.rodape p { margin: 0; }
.rodape-copia { margin-left: auto !important; }
.marca-pequena { font-size: 17px; }
.marca-pequena svg { width: 32px; height: 16px; }

/* ---------- Responsivo ---------- */
@media (max-width: 1000px) {
  .menu { display: none; }
  .hero { padding: 120px 0 70px; }
  .hero-grade, .abas { grid-template-columns: 1fr; }
  .abas-tela { position: static; order: -1; }
  .modulo-numero { font-size: 40px; }
  .hero-telas { height: 360px; margin-top: 10px; }
  .janela-principal { width: 88%; left: 6%; top: 30px; }
  .janela-f1 { left: 0; top: 210px; width: 46%; }
  .janela-f2 { right: 0; top: 0; width: 42%; }
  .modulo { margin-bottom: 80px; }
  .recursos { grid-template-columns: 1fr 1fr; }
  .secao { padding: 80px 0; }
}
@media (max-width: 640px) {
  body { font-size: 17px; }
  .topo-acoes .botao-fantasma { display: none; }
  .topo-acoes .botao-primario { padding: 9px 14px; font-size: 13px; }
  .hero-telas { height: 250px; }
  .janela-f1 { top: 140px; }
  .recursos { grid-template-columns: 1fr; }
  .faixa img { width: 300px; }
  .rodape-copia { margin-left: 0 !important; }
  .botao-grande { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}