/* Ótica DC · estilos do site
   Direção: ótica premium sóbria. Verde-garrafa + tartaruga (acetato).
   Tipos: Bodoni Moda (títulos), Figtree (texto), JetBrains Mono (dados de receita e rótulos). */
:root{
  --bg:#EDF1F1; --surface:#FFFFFF; --ink:#12201E; --muted:#4F605D;
  --accent:#0D5A49; --accent-ink:#FFFFFF; --tortoise:#8A4B1E; --line:#CBD6D4;
  --danger:#A3261B; --ok:#0D5A49;
  --glass:rgba(255,255,255,.55); --glass-line:rgba(255,255,255,.8);
  --f-display:"Bodoni Moda","Didot",Georgia,serif;
  --f-body:"Figtree",system-ui,-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
  --r:6px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0E1615; --surface:#16211F; --ink:#E6EEEC; --muted:#9DB0AC;
  --accent:#4FBF9C; --accent-ink:#06231B; --tortoise:#D9935C; --line:#2A3834;
  --danger:#FF8A7A; --ok:#4FBF9C;
  --glass:rgba(30,45,42,.55); --glass-line:rgba(255,255,255,.12); color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0E1615; --surface:#16211F; --ink:#E6EEEC; --muted:#9DB0AC;
  --accent:#4FBF9C; --accent-ink:#06231B; --tortoise:#D9935C; --line:#2A3834;
  --danger:#FF8A7A; --ok:#4FBF9C;
  --glass:rgba(30,45,42,.55); --glass-line:rgba(255,255,255,.12); color-scheme:dark}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.6 var(--f-body)}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.narrow{max-width:760px}
h1,h2,h3{font-family:var(--f-display);font-weight:500;text-wrap:balance;line-height:1.08;margin:0}
h1{font-size:clamp(38px,5.4vw,66px)}
h2{font-size:clamp(30px,4vw,46px)}
h3{font-size:22px}
p{margin:0 0 1em}
.lead{font-size:19px;color:var(--muted);max-width:48ch}
.eyebrow{display:block;font:500 12px/1 var(--f-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.muted{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--accent);color:var(--accent-ink);padding:10px 16px;border-radius:var(--r)}
.skip:focus{left:16px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* botões: alvo mínimo 48px (Lei de Fitts) */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 24px;border-radius:999px;font:600 16px/1 var(--f-body);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .2s,background .2s,box-shadow .2s}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 24px -12px var(--accent)}
.btn-ghost{border-color:var(--line);background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--surface)}
.btn[aria-busy="true"]{opacity:.75;pointer-events:none}
.btn .spin{width:16px;height:16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}

/* topo */
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--bg)}
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px}
.logo{font:700 23px/1 var(--f-display);letter-spacing:.02em;text-decoration:none;white-space:nowrap}
.logo small{font:400 11px var(--f-mono);letter-spacing:.14em;color:var(--muted);margin-left:8px;vertical-align:middle}
.nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0;font-size:15px}
.nav a{text-decoration:none;color:var(--muted);padding:6px 0;position:relative}
.nav a:hover,.nav a[aria-current="page"]{color:var(--ink)}
.nav a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent)}
.site-header .btn{min-height:42px;padding:0 18px;font-size:15px}

/* tab bar no celular (substitui o menu) */
.tabbar{display:none}

/* seções */
.block{padding-block:88px}
.band{background:var(--surface);border-block:1px solid var(--line)}
.sec-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-head h2{max-width:18ch}
.sec-head p{max-width:42ch;color:var(--muted);margin:0}
.page-hero{padding-block:64px 40px}
.page-hero .lead{margin-top:18px}

/* hero da home: tabela de acuidade */
.hero{padding-block:64px 56px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero h1 em{font-style:italic;color:var(--accent)}
.hero .lead{margin:20px 0 28px}
.chart-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:40px 24px 28px;position:relative;overflow:hidden}
.chart{font-family:var(--f-display);text-align:center;line-height:1;user-select:none}
.chart div{transition:filter .9s ease,letter-spacing .9s ease}
.chart .r1{font-size:clamp(84px,12vw,148px);font-weight:700}
.chart .r2{font-size:clamp(44px,6vw,74px);letter-spacing:.12em;margin-top:10px}
.chart .r3{font-size:clamp(24px,3.4vw,40px);letter-spacing:.3em;margin-top:12px}
.chart .r4{font-size:clamp(15px,2vw,22px);letter-spacing:.5em;margin-top:14px}
.chart .r5{font:400 12px var(--f-mono);letter-spacing:.3em;color:var(--muted);margin-top:18px}
.chart.blur .r3{filter:blur(2px)} .chart.blur .r4{filter:blur(4px)} .chart.blur .r5{filter:blur(5px)}
.scale{position:absolute;left:14px;top:40px;bottom:28px;display:flex;flex-direction:column;justify-content:space-between;font:400 10px var(--f-mono);color:var(--muted)}
.rating{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:28px;font-size:15px;color:var(--muted)}
.rating b{font:600 28px var(--f-display);color:var(--ink)}
.stars{color:var(--tortoise);letter-spacing:2px}

/* faixa de fatos */
.facts{border-block:1px solid var(--line)}
.facts .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
.fact{padding:28px 20px;border-left:1px solid var(--line)}
.fact:first-child{border-left:0;padding-left:max(0px,0px)}
.fact strong{display:block;font:500 20px/1.2 var(--f-display);margin-bottom:6px}
.fact span{font-size:15px;color:var(--muted)}

/* exame */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.rx{margin:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:28px;font-family:var(--f-mono);font-size:14px;transform:rotate(-1.2deg);box-shadow:0 18px 40px -24px rgba(0,0,0,.35)}
.rx-top{display:flex;justify-content:space-between;gap:12px;border-bottom:1px dashed var(--line);padding-bottom:12px;margin-bottom:14px;color:var(--muted);font-size:12px}
.scroll-x{overflow-x:auto}
.rx table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums;min-width:330px}
.rx th{font-weight:500;color:var(--muted);text-align:left;padding:6px 8px;font-size:12px}
.rx td{padding:8px;border-top:1px solid var(--line)}
.rx figcaption{margin-top:14px;font-size:12px;color:var(--muted)}
.steps{display:grid;gap:20px;margin:28px 0 32px;padding:0;list-style:none;counter-reset:s}
.steps li{display:grid;grid-template-columns:38px 1fr;gap:14px;counter-increment:s}
.steps li::before{content:counter(s);font:500 14px var(--f-mono);width:38px;height:38px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;color:var(--accent)}
.steps b{display:block}
.steps span{color:var(--muted);font-size:16px}

/* cards de armação: revelação no hover + preço em vidro + inclinação 3D */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.frame{position:relative;aspect-ratio:4/5;max-width:100%;border-radius:var(--r);overflow:hidden;background:linear-gradient(160deg,var(--bg),color-mix(in srgb,var(--accent) 18%,var(--bg)));transform-style:preserve-3d;transition:transform .4s ease}
.frame img,.frame svg{position:absolute;inset:0;margin:auto;width:78%;height:auto;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.frame img.photo{width:100%;height:100%;object-fit:cover}
.frame:hover svg,.frame:hover img{transform:rotate(-5deg) scale(1.07)}
.frame .label{position:absolute;left:16px;top:16px;margin:0}
.glass{position:absolute;left:12px;right:12px;bottom:12px;padding:14px 16px;border-radius:var(--r);background:var(--glass);border:1px solid var(--glass-line);backdrop-filter:blur(14px) saturate(1.3);-webkit-backdrop-filter:blur(14px) saturate(1.3);display:flex;justify-content:space-between;align-items:end;gap:10px}
.glass h3{font-size:20px}
.glass small{display:block;color:var(--muted);font-size:14px}
.glass .price{font:500 13px var(--f-mono);text-align:right;white-space:nowrap}
.glass .price b{display:block;font:600 22px var(--f-display)}
.glass .more{max-height:0;overflow:hidden;transition:max-height .4s ease;font-size:14px;color:var(--muted)}
.frame:hover .more,.frame:focus-within .more{max-height:80px}

/* scroll horizontal: marcas / tipos de lente */
.hscroll{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,32%);gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px;scrollbar-width:thin}
.hscroll > *{scroll-snap-align:start}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;min-width:0}
.tile h3{margin-bottom:8px}
.tile p{color:var(--muted);font-size:16px;margin:0}

/* avaliações */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.review{margin:0;border-top:2px solid var(--ink);padding-top:18px}
.review blockquote{margin:0 0 14px;font:400 19px/1.45 var(--f-display)}
.review cite{font-style:normal;font-size:15px;color:var(--muted)}
.src{margin-top:28px;font-size:14px;color:var(--muted)}

/* loja */
.store{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--surface)}
.store-info{padding:40px}
.store-info h2{font-size:clamp(28px,3.4vw,40px);margin-bottom:24px}
dl.facts-list{display:grid;grid-template-columns:auto 1fr;gap:12px 24px;margin:0 0 28px}
dl.facts-list dt{font:500 12px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding-top:4px}
dl.facts-list dd{margin:0}
.map{min-height:320px;position:relative;background:linear-gradient(90deg,var(--line) 1px,transparent 1px) 0 0/48px 48px,linear-gradient(var(--line) 1px,transparent 1px) 0 0/48px 48px,var(--bg)}
.map .road{position:absolute;background:var(--surface);border:1px solid var(--line)}
.map .pin{position:absolute;left:52%;top:44%;transform:translate(-50%,-100%);text-align:center;font:500 12px var(--f-mono)}
.map .pin i{display:block;width:22px;height:22px;margin:0 auto 6px;border-radius:50% 50% 50% 0;transform:rotate(-45deg);background:var(--accent)}
.linklike{font:inherit;background:none;border:0;padding:0;color:var(--accent);text-decoration:underline;cursor:pointer}

/* texto longo (políticas) */
.prose{max-width:68ch}
.prose h2{font-size:28px;margin:48px 0 14px}
.prose h3{font-size:20px;margin:28px 0 10px}
.prose ul{padding-left:22px}
.prose li{margin-bottom:6px}
.prose table{border-collapse:collapse;width:100%;font-size:15px}
.prose th,.prose td{border:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.updated{font:400 13px var(--f-mono);color:var(--muted)}

/* formulário */
.form{display:grid;gap:18px;max-width:560px}
.field{display:grid;gap:6px}
.field label{font-weight:600;font-size:15px}
.field .hint{font-size:14px;color:var(--muted)}
.field input,.field select,.field textarea{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px 14px;min-height:48px;width:100%}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid color-mix(in srgb,var(--accent) 40%,transparent);border-color:var(--accent)}
.field[data-invalid] input,.field[data-invalid] select,.field[data-invalid] textarea{border-color:var(--danger)}
.field .error{color:var(--danger);font-size:14px;font-weight:500}
.check{display:grid;grid-template-columns:22px 1fr;gap:10px;align-items:start;font-size:15px}
.check input{width:20px;height:20px;margin-top:3px;accent-color:var(--accent)}
.form-alert{border:1px solid var(--danger);color:var(--danger);border-radius:var(--r);padding:12px 14px;font-size:15px}

/* esqueleto de carregamento */
.skeleton{background:linear-gradient(90deg,var(--line) 0%,color-mix(in srgb,var(--line) 40%,var(--surface)) 50%,var(--line) 100%);background-size:200% 100%;animation:sk 1.3s ease-in-out infinite;border-radius:var(--r)}
@keyframes sk{to{background-position:-200% 0}}
.page-loader{position:fixed;inset:0 0 auto;height:3px;z-index:40;background:var(--accent);transform-origin:left;transform:scaleX(0);transition:transform .3s}
.page-loader.on{transform:scaleX(.7);transition:transform 4s cubic-bezier(.1,.6,.2,1)}

/* tooltip */
[data-tip]{position:relative;cursor:help;border-bottom:1px dotted var(--muted)}
[data-tip]::after{content:attr(data-tip);position:absolute;left:50%;bottom:calc(100% + 8px);transform:translateX(-50%) translateY(4px);width:max-content;max-width:240px;background:var(--ink);color:var(--bg);font:400 13px/1.4 var(--f-body);padding:8px 10px;border-radius:var(--r);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:5;white-space:normal}
[data-tip]:hover::after,[data-tip]:focus::after{opacity:1;transform:translateX(-50%) translateY(0)}

/* revelação no scroll: estado de repouso visível; a animação só entra com JS */
.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.in{opacity:1;transform:none}

/* rodapé */
.site-footer{margin-top:88px;padding-block:56px 40px;border-top:1px solid var(--line);font-size:15px;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px}
.site-footer h2{font:600 13px var(--f-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--ink);margin-bottom:12px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-footer a{text-decoration:none} .site-footer a:hover{color:var(--ink);text-decoration:underline}
.foot-legal{margin-top:32px;padding-top:20px;border-top:1px solid var(--line);font-size:13px}

/* aviso de cookies */
.cookie{position:fixed;z-index:50;left:max(16px,env(safe-area-inset-left,0px));right:max(16px,env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));max-width:560px;margin-inline:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:0 20px 50px -20px rgba(0,0,0,.4)}
.cookie p{font-size:15px;margin-bottom:14px}
.cookie .cta-row .btn{min-height:44px;padding:0 18px;font-size:15px}

/* WhatsApp fixo (celular) */
.wa-fab{display:none}

@media (max-width:860px){
  body{font-size:16px}
  .nav,.site-header .btn{display:none}
  .hero-grid,.split,.store{grid-template-columns:1fr}
  .chart-wrap{order:-1}
  .facts .wrap{grid-template-columns:1fr 1fr}
  .fact{padding:20px 12px;border-top:1px solid var(--line)}
  .fact:nth-child(odd){border-left:0;padding-left:0}
  .fact:nth-child(-n+2){border-top:0}
  .grid3,.reviews{grid-template-columns:1fr}
  .frame{aspect-ratio:5/4}
  .hscroll{grid-auto-columns:82%}
  .foot-grid{grid-template-columns:1fr}
  .store-info{padding:28px 20px}
  .block{padding-block:64px}
  /* tab bar: 4 itens (Lei de Miller/Hick) + WhatsApp em destaque */
  .tabbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:25;background:var(--surface);border-top:1px solid var(--line);
    padding:6px max(8px,env(safe-area-inset-right,0px)) calc(6px + env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px))}
  .tabbar a{display:grid;justify-items:center;gap:2px;min-height:52px;align-content:center;text-decoration:none;font-size:11px;color:var(--muted)}
  .tabbar a svg{width:22px;height:22px}
  .tabbar a[aria-current="page"]{color:var(--accent)}
  .tabbar a.wa{color:var(--accent-ink);background:var(--accent);border-radius:14px;margin:2px}
  .site-footer{padding-bottom:120px}
  .cookie{bottom:calc(84px + env(safe-area-inset-bottom,0px))}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
  .chart.blur div{filter:none!important}
  .js .reveal{opacity:1;transform:none}
}