/* AR 75 LAB — página de visualização de display em realidade aumentada */
:root {
  --lime: #C0EE4E; --lime-d: #A6D934; --lime-s: #EAFBC0;
  --ink: #0E1110; --ink2: #54594E; --ink3: #9AA08F; --rule: #E3E7DA;
  --paper: #F3F4EE; --card: #FFFFFF;
  --pad: clamp(18px, 5vw, 40px);
  --safe-b: env(safe-area-inset-bottom, 0px);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body {
  background: var(--paper); color: var(--ink);
  font-family: 'Lexend', system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased; -webkit-tap-highlight-color: transparent;
  overflow: hidden;
}
[hidden] { display: none !important; }
button { font: inherit; color: inherit; cursor: pointer; }

/* ---------- estrutura (celular: uma tela, sem rolagem) ---------- */
.app {
  height: 100vh; height: 100svh;
  display: grid;
  grid-template-columns: minmax(0, 1fr);   /* sem isso a faixa de modelos que rola alarga a página inteira no celular */
  grid-template-rows: auto auto minmax(0, 1fr) auto;
  grid-template-areas: "top" "intro" "stage" "dock";
}
.top { grid-area: top; display: flex; align-items: center; justify-content: space-between; padding: 16px var(--pad) 0; }
.intro { grid-area: intro; padding: 14px var(--pad) 0; }
.stage { grid-area: stage; position: relative; min-height: 0; }
.dock { grid-area: dock; padding: 10px var(--pad) calc(16px + var(--safe-b)); }
.foot { display: none; }

/* ---------- marca e títulos ---------- */
.brand { font-family: 'Anton', 'Impact', sans-serif; font-size: 16px; letter-spacing: 1.4px; }
.brand em { font-style: normal; color: var(--lime-d); }
.tag {
  font-family: 'Anton', 'Impact', sans-serif; font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  background: var(--ink); color: var(--lime); padding: 6px 11px 5px; border-radius: 20px;
  display: inline-flex; align-items: center; gap: 7px;
}
.tag::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--lime); animation: blink 1.6s ease-in-out infinite; }
@keyframes blink { 50% { opacity: .25; } }
.eyebrow {
  font-family: 'Anton', 'Impact', sans-serif; font-size: 12px; letter-spacing: 2.6px; text-transform: uppercase;
  display: flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--lime-d); }
h1 {
  font-weight: 200; text-transform: uppercase; letter-spacing: -.5px;
  font-size: clamp(34px, 10vw, 72px); line-height: .92; margin-top: 8px;
}
h1 b { font-weight: 600; display: block; }
.dims { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.dims span {
  font-size: 11.5px; font-weight: 300; color: var(--ink2);
  background: var(--card); border: 1px solid var(--rule); border-radius: 20px; padding: 5px 10px;
}
.dims b { font-family: 'Anton', 'Impact', sans-serif; font-weight: 400; letter-spacing: .8px; color: var(--ink); margin-left: 3px; }

/* escolha do modelo quando a página tem mais de um (ex.: tamanhos M e P) */
.modelos { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 14px; max-width: 460px; }
.modelos button {
  display: flex; align-items: center; gap: 10px; min-width: 0; text-align: left;
  background: var(--card); border: 1px solid var(--rule); border-radius: 14px; padding: 6px 10px 6px 6px;
  transition: border-color .2s, box-shadow .2s;
}
.modelos img { width: 40px; height: 50px; object-fit: contain; flex: none; border-radius: 9px; background: var(--paper); }
.modelos span { min-width: 0; }
.modelos b {
  display: block; font-family: 'Anton', 'Impact', sans-serif; font-weight: 400; font-size: 15px;
  letter-spacing: 1px; text-transform: uppercase; color: var(--ink);
}
.modelos small { display: block; font-size: 11px; font-weight: 300; color: var(--ink2); margin-top: 2px; white-space: nowrap; }
.modelos button.on { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.modelos button.on b::after {
  content: ""; display: inline-block; width: 7px; height: 7px; border-radius: 50%;
  background: var(--lime-d); margin-left: 7px; vertical-align: 3px;
}

/* ---------- visualizador 3D ---------- */
.stage::before { /* luz suave no "chão" */
  content: ""; position: absolute; inset: 18% 8% 2%;
  background: radial-gradient(closest-side, #fff 0%, rgba(255,255,255,0) 100%);
  pointer-events: none;
}
model-viewer {
  position: relative; width: 100%; height: 100%;
  background: transparent; --poster-color: transparent;
}
.progress { position: absolute; left: var(--pad); right: var(--pad); bottom: 6px; height: 3px; border-radius: 3px; background: var(--rule); overflow: hidden; transition: opacity .4s; }
.progress i { display: block; height: 100%; width: 0; background: var(--lime-d); transition: width .25s; }
.progress.done { opacity: 0; }
.drag {
  position: absolute; right: var(--pad); top: 6px; font-size: 11px; font-weight: 300; color: var(--ink3);
  display: flex; align-items: center; gap: 6px; pointer-events: none;
}
.drag svg { width: 15px; height: 15px; }
.ar-prompt {
  position: absolute; left: 50%; bottom: 14%; transform: translateX(-50%);
  background: rgba(14,17,16,.82); color: #fff; font-size: 14px; font-weight: 300; text-align: center;
  padding: 12px 18px; border-radius: 14px; width: max-content; max-width: 86vw;
}
.ar-prompt b { color: var(--lime); font-weight: 500; }

/* ---------- ações ---------- */
.cta {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 12px;
  background: var(--lime); color: var(--ink); border: 0; border-radius: 16px; padding: 18px 20px;
  font-family: 'Anton', 'Impact', sans-serif; font-size: 19px; letter-spacing: 1.6px; text-transform: uppercase;
  box-shadow: 0 12px 28px -14px rgba(110, 150, 20, .9);
  transition: transform .15s, background .2s;
}
.cta:active { transform: scale(.98); }
.cta svg { width: 26px; height: 26px; flex: none; }
.cta[disabled] { background: var(--rule); color: var(--ink3); box-shadow: none; cursor: progress; }
.hint { font-size: 12.5px; font-weight: 300; line-height: 1.45; color: var(--ink2); text-align: center; margin-top: 10px; }
.hint b { font-weight: 500; color: var(--ink); }
.note {
  background: var(--card); border: 1px solid var(--rule); border-radius: 16px; padding: 16px;
  font-size: 13.5px; font-weight: 300; line-height: 1.5; color: var(--ink2);
}
.note strong { display: block; font-family: 'Anton', 'Impact', sans-serif; font-weight: 400; font-size: 14px; letter-spacing: 1.2px; text-transform: uppercase; color: var(--ink); margin-bottom: 4px; }
.note b { font-weight: 500; color: var(--ink); }
.ghost {
  margin-top: 12px; width: 100%; background: var(--ink); color: var(--lime); border: 0; border-radius: 12px; padding: 13px;
  font-family: 'Anton', 'Impact', sans-serif; font-size: 14px; letter-spacing: 1.4px; text-transform: uppercase;
}

/* ---------- QR (computador) ---------- */
.qrcard { display: flex; gap: 18px; align-items: center; background: var(--card); border: 1px solid var(--rule); border-radius: 18px; padding: 16px; }
.qr { width: 132px; height: 132px; flex: none; padding: 8px; background: #fff; border-radius: 10px; box-shadow: inset 0 0 0 1px var(--rule); }
.qr svg { display: block; width: 100%; height: 100%; }
.qrcard strong { display: block; font-family: 'Anton', 'Impact', sans-serif; font-weight: 400; font-size: 18px; letter-spacing: 1.4px; text-transform: uppercase; }
.qrcard p { font-size: 13px; font-weight: 300; line-height: 1.5; color: var(--ink2); margin-top: 6px; }
.steps { list-style: none; margin-top: 18px; display: grid; gap: 10px; }
.steps li { display: flex; gap: 12px; align-items: baseline; font-size: 13.5px; font-weight: 300; color: var(--ink2); line-height: 1.45; }
.steps li span { font-family: 'Anton', 'Impact', sans-serif; font-size: 13px; letter-spacing: 1px; color: var(--ink); background: var(--lime); border-radius: 50%; width: 24px; height: 24px; flex: none; display: grid; place-items: center; }

.toast {
  position: fixed; left: 50%; bottom: calc(24px + var(--safe-b)); transform: translate(-50%, 20px); opacity: 0;
  background: var(--ink); color: #fff; font-size: 13px; padding: 12px 16px; border-radius: 12px; max-width: 90vw;
  transition: .3s; pointer-events: none; z-index: 10;
}
.toast.on { transform: translate(-50%, 0); opacity: 1; }

@media (max-width: 400px) {
  .dims { gap: 5px; }
  .dims span { font-size: 11px; padding: 5px 8px; }
}

/* ---------- celular deitado ---------- */
@media (orientation: landscape) and (max-height: 520px) {
  .app { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); grid-template-rows: auto auto 1fr; grid-template-areas: "stage top" "stage intro" "stage dock"; }
  .dock { align-self: end; }
  h1 { font-size: 34px; }
  .drag { display: none; }
}

/* ---------- computador ---------- */
@media (min-width: 900px) {
  .is-desktop body { overflow: auto; }
  .is-desktop .app {
    grid-template-columns: minmax(0, 1.35fr) minmax(380px, 1fr);
    grid-template-rows: auto auto 1fr auto;
    grid-template-areas: "stage top" "stage intro" "stage dock" "stage foot";
    max-width: 1500px; margin: 0 auto;
  }
  .is-desktop .top { padding-top: 36px; }
  .is-desktop .intro { padding-top: 40px; }
  .is-desktop h1 { font-size: clamp(48px, 5.2vw, 84px); }
  .is-desktop .dock { align-self: start; padding-top: 36px; }
  .is-desktop .foot { display: block; grid-area: foot; padding: 0 var(--pad) 32px; font-size: 11.5px; font-weight: 300; color: var(--ink3); }
  .is-desktop .stage::before { inset: 20% 12% 4%; }
}

@media (prefers-reduced-motion: reduce) {
  .tag::before { animation: none; }
}

/* site da 75 LAB: a marca do topo leva para lá e o endereço aparece escrito no fim do dock */
a.brand { color: inherit; text-decoration: none; }
a.brand:hover em { color: var(--lime-d); }
.site {
  display: inline-block; margin-top: 14px; font-size: 12px; font-weight: 400; letter-spacing: .2px;
  color: var(--ink3); text-decoration: none; border-bottom: 1px solid var(--rule); padding-bottom: 2px;
}
.site:hover { color: var(--ink); border-color: var(--ink); }
.foot a { color: inherit; text-decoration: none; border-bottom: 1px solid var(--rule); }
.foot a:hover { color: var(--ink); }
/* no computador o painel pode passar da dobra: o endereço vai para o topo, ao lado da marca */
@media (min-width: 900px) {
  .is-desktop .site { display: none; }
  .is-desktop a.brand::after {
    content: "75lab.com.br"; font-family: 'Lexend', system-ui, sans-serif; font-size: 12px; font-weight: 400; letter-spacing: .2px;
    color: var(--ink3); margin-left: 14px; padding-left: 14px; border-left: 1px solid var(--rule);
  }
  .is-desktop a.brand:hover::after { color: var(--ink); }
}