/*
 * MIX Ideias Digitais — tema "Futuro Deserto" (vidro)
 * Author: Dario C Oliveira
 */

:root {
  --g-bg:        rgba(26, 18, 36, .34);
  --g-bg-soft:   rgba(255, 255, 255, .05);
  --g-bg-strong: rgba(20, 13, 30, .58);
  --g-brd:       rgba(255, 255, 255, .16);
  --g-brd-hi:    rgba(255, 217, 160, .55);
  --g-hi:        rgba(255, 255, 255, .16);
  --g-gold:      #ffd9a0;
  --g-amber:     #f4a259;
  --g-ink:       #f4ece0;
  --g-ink-mut:   #d3c2ad;
  --g-menu-bg:   rgba(30, 19, 46, .97); /* o pai ja aplica desfoque, entao o submenu precisa ser opaco */
  --g-radius:    18px;
  --g-shadow:    0 12px 36px rgba(0, 0, 0, .40), inset 0 1px 0 var(--g-hi);
  --g-blur:      blur(17px) saturate(150%);
  --g-wrap:      1120px;
  --g-sans:      "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

html[data-theme="night"] {
  --g-bg:        rgba(10, 9, 20, .48);
  --g-bg-strong: rgba(6, 6, 14, .68);
  --g-menu-bg:   rgba(9, 8, 18, .97);
  --g-brd:       rgba(255, 255, 255, .14);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  background: #140d2c;
  scroll-behavior: smooth;
}
html[data-theme="night"] { background: #05060f; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font: 16px/1.7 var(--g-sans);
  color: var(--g-ink);
  background: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---- Fundo: deserto ao entardecer ----------------------------------- */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(34% 26% at 68% 58%, rgba(255, 226, 172, .90), rgba(255, 190, 120, .34) 34%, transparent 64%),
    radial-gradient(120% 90% at 68% 58%, rgba(255, 150, 90, .20), transparent 55%),
    linear-gradient(180deg, #140d2c 0%, #291542 26%, #5b2a54 46%, #9c4a54 62%, #cf6f47 76%, #e89a56 88%, #f2b268 100%);
}
body::after {
  content: '';
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 62vh;
  z-index: -1;
  pointer-events: none;
  filter: saturate(1.05);
  background:
    radial-gradient(150% 100% at 20% 100%, #3a1e22 0 40%, transparent 41%),
    radial-gradient(150% 100% at 72% 100%, #582b28 0 46%, transparent 47%),
    radial-gradient(170% 100% at 48% 100%, #7a3d2e 0 56%, transparent 57%);
}

/* ---- Fundo: deserto sob a lua --------------------------------------- */
html[data-theme="night"] body::before {
  background:
    radial-gradient(1.5px 1.5px at 12% 16%, #fff, transparent),
    radial-gradient(1.5px 1.5px at 26% 9%, rgba(255, 255, 255, .85), transparent),
    radial-gradient(1px 1px at 38% 22%, rgba(255, 255, 255, .7), transparent),
    radial-gradient(1.5px 1.5px at 52% 11%, #fff, transparent),
    radial-gradient(1px 1px at 61% 26%, rgba(255, 255, 255, .65), transparent),
    radial-gradient(1.5px 1.5px at 84% 14%, rgba(255, 255, 255, .9), transparent),
    radial-gradient(1px 1px at 91% 30%, rgba(255, 255, 255, .6), transparent),
    radial-gradient(1px 1px at 45% 34%, rgba(255, 255, 255, .5), transparent),
    radial-gradient(22% 17% at 74% 26%, rgba(222, 232, 255, .55), rgba(150, 170, 220, .14) 42%, transparent 68%),
    radial-gradient(120% 90% at 58% 92%, rgba(120, 60, 92, .16), transparent 60%),
    linear-gradient(180deg, #04050d 0%, #080a18 30%, #110e24 52%, #221630 70%, #38212f 86%, #48282f 100%);
}
html[data-theme="night"] body::after {
  background:
    radial-gradient(150% 100% at 20% 100%, #0b0912 0 40%, transparent 41%),
    radial-gradient(150% 100% at 72% 100%, #160f1a 0 46%, transparent 47%),
    radial-gradient(170% 100% at 48% 100%, #231726 0 56%, transparent 57%);
}

/* ---- Tipografia ------------------------------------------------------ */
h1, h2, h3, h4 {
  margin: 0 0 .6em;
  line-height: 1.25;
  letter-spacing: .4px;
  font-weight: 700;
}
h1 { font-size: clamp(1.8rem, 1.3rem + 2vw, 2.6rem); text-shadow: 0 2px 18px rgba(0, 0, 0, .35); }
h2 { font-size: clamp(1.35rem, 1.1rem + 1.1vw, 1.75rem); text-shadow: 0 2px 18px rgba(0, 0, 0, .3); margin-top: 1.4em; }
h3 { font-size: 1.2rem; color: var(--g-gold); margin-top: 1.5em; }
h4 { font-size: 1rem; color: var(--g-gold); letter-spacing: 1px; text-transform: uppercase; margin-top: 1.2em; }
h1:first-child, h2:first-child, h3:first-child, h4:first-child { margin-top: 0; }

p { margin: 0 0 1em; }
strong { color: #fff; font-weight: 600; }

a { color: var(--g-gold); text-decoration: none; transition: color .2s; }
a:hover, a:focus-visible { color: #fff; }

:focus-visible {
  outline: 2px solid var(--g-gold);
  outline-offset: 3px;
  border-radius: 6px;
}

ul { list-style: none; margin: 0 0 1.2em; padding: 0; }
.prose li {
  position: relative;
  padding-left: 22px;
  margin-bottom: .55em;
}
.prose li::before {
  content: '\25C8';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--g-amber);
  font-size: .72em;
  line-height: 2.4;
}

img { max-width: 100%; height: auto; border: 0; }

hr {
  height: 1px;
  border: 0;
  margin: 2em 0;
  background: linear-gradient(90deg, transparent, var(--g-brd), transparent);
}

.wrap {
  width: 100%;
  max-width: var(--g-wrap);
  margin-inline: auto;
  padding-inline: 20px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1200;
  padding: 12px 20px;
  background: var(--g-bg-strong);
  border: 1px solid var(--g-brd);
  border-radius: 0 0 12px 0;
  color: var(--g-gold);
}
.skip-link:focus { left: 0; }

/* ---- Painel de vidro ------------------------------------------------- */
.glass {
  background: var(--g-bg);
  -webkit-backdrop-filter: var(--g-blur);
  backdrop-filter: var(--g-blur);
  border: 1px solid var(--g-brd);
  border-radius: var(--g-radius);
  box-shadow: var(--g-shadow);
}

/* ---- Cabeçalho ------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 900;
  padding-top: 14px;
  margin-bottom: 22px;
}
.site-header .wrap { max-width: calc(var(--g-wrap) + 0px); }
.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding: 14px 24px;
}

.brand { display: inline-block; line-height: 1; }
.brand-mark {
  display: block;
  font-size: 32px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--g-gold);
  text-shadow: 0 4px 18px rgba(0, 0, 0, .45);
}
.brand:hover .brand-mark { color: #fff; }
.brand-mark .i { color: var(--g-amber); }
.brand-sub {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--g-ink-mut);
  margin-top: 6px;
}

/* ---- Menu ------------------------------------------------------------ */
.nav-toggle {
  display: none;
  width: 46px;
  height: 42px;
  padding: 0;
  cursor: pointer;
  color: var(--g-gold);
  background: var(--g-bg-soft);
  border: 1px solid var(--g-brd);
  border-radius: 12px;
}
.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  border-radius: 2px;
  background: currentColor;
}

.mainmenu > ul {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  flex-wrap: wrap;
}
.mainmenu li { position: relative; }
.mainmenu a,
.mainmenu .submenu-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .6px;
  text-transform: uppercase;
  color: var(--g-ink);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  cursor: pointer;
  transition: background .2s, border-color .2s, color .2s;
}
.mainmenu a:hover,
.mainmenu .submenu-btn:hover,
.mainmenu a:focus-visible,
.mainmenu .submenu-btn:focus-visible {
  color: var(--g-gold);
  background: var(--g-bg-soft);
  border-color: var(--g-brd);
}
.mainmenu .is-current > a,
.mainmenu .is-current > .submenu-btn {
  color: var(--g-gold);
  background: var(--g-bg-soft);
  border-color: var(--g-brd-hi);
}
.caret {
  width: 0;
  height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid currentColor;
  transition: transform .2s;
}
.submenu-btn[aria-expanded="true"] .caret { transform: rotate(180deg); }

.submenu {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 260px;
  margin: 0;
  padding: 10px;
  background: var(--g-menu-bg);
  border: 1px solid var(--g-brd);
  border-radius: var(--g-radius);
  box-shadow: 0 18px 44px rgba(0, 0, 0, .55), inset 0 1px 0 var(--g-hi);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .18s, transform .18s, visibility .18s;
}
.submenu-btn[aria-expanded="true"] + .submenu {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.submenu li + li { border-top: 1px solid rgba(255, 255, 255, .07); }
.submenu a {
  display: block;
  width: 100%;
  padding: 11px 14px;
  text-transform: none;
  letter-spacing: .2px;
  border-radius: 10px;
}

/* ---- Carrossel ------------------------------------------------------- */
.hero { margin-bottom: 26px; }
.slider {
  position: relative;
  padding: 12px;
  overflow: hidden;
}
.slides {
  position: relative;
  aspect-ratio: 47 / 19; /* proporcao das artes dos destaques */
  border-radius: 12px;
  overflow: hidden;
}
.slide {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity .7s ease;
}
.slide.is-active { opacity: 1; visibility: visible; }
.slide img { width: 100%; height: 100%; object-fit: contain; }

.slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  font-size: 20px;
  line-height: 1;
  color: var(--g-gold);
  cursor: pointer;
  background: var(--g-bg-strong);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border: 1px solid var(--g-brd);
  border-radius: 50%;
  transition: transform .2s, color .2s;
}
.slider-nav:hover { color: #fff; transform: translateY(-50%) scale(1.08); }
.slider-prev { left: 22px; }
.slider-next { right: 22px; }

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 9px;
  margin: 14px 0 2px;
}
.slider-dots button {
  width: 10px;
  height: 10px;
  padding: 0;
  cursor: pointer;
  background: rgba(255, 255, 255, .22);
  border: 1px solid var(--g-brd);
  border-radius: 50%;
  transition: background .2s, transform .2s;
}
.slider-dots button[aria-current="true"] {
  background: var(--g-gold);
  transform: scale(1.25);
}

/* ---- Trilha de navegação --------------------------------------------- */
.crumbs {
  font-size: 13px;
  color: var(--g-ink-mut);
  margin-bottom: 14px;
}
.crumbs ol { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.crumbs li + li::before { content: '\203A'; margin-right: 8px; color: var(--g-amber); }

/* ---- Conteúdo -------------------------------------------------------- */
main { flex: 1 0 auto; }
.panel { padding: 30px 34px; margin-bottom: 26px; }
.prose { max-width: 78ch; }
.prose.has-figure { max-width: none; }

.lead { font-size: 1.12rem; color: var(--g-ink); }

.figure-right {
  float: right;
  width: 38%;
  max-width: 340px;
  margin: 4px 0 20px 26px;
  border-radius: 14px;
}
.panel::after { content: ''; display: block; clear: both; }

.columns {
  display: flex;
  flex-wrap: wrap;
  gap: 26px 40px;
  margin-top: 8px;
}
.columns > div { flex: 1 1 210px; }

/* ---- Grade de produtos ----------------------------------------------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 22px;
  margin: 0;
}
.card {
  display: flex;
  flex-direction: column;
  padding: 22px;
  color: var(--g-ink);
  background: var(--g-bg);
  -webkit-backdrop-filter: var(--g-blur);
  backdrop-filter: var(--g-blur);
  border: 1px solid var(--g-brd);
  border-radius: var(--g-radius);
  box-shadow: var(--g-shadow);
  transition: transform .22s, border-color .22s, box-shadow .22s;
}
.card:hover, .card:focus-visible {
  transform: translateY(-5px);
  color: var(--g-ink);
  border-color: var(--g-brd-hi);
  box-shadow: 0 18px 46px rgba(0, 0, 0, .48), inset 0 1px 0 var(--g-hi);
}
.card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  margin-bottom: 14px;
}
.card h3 { margin: 0 0 .4em; color: var(--g-gold); font-size: 1.08rem; }
.card p { margin: 0; font-size: .94rem; color: var(--g-ink-mut); }
.panel-apos-cards { margin-top: 26px; }

/* ---- Vídeos (carregam só ao clicar) ---------------------------------- */
.videos {
  clear: both;
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 24px;
}
.video {
  position: relative;
  flex: 1 1 300px;
  max-width: 480px;
  aspect-ratio: 16 / 9;
  padding: 0;
  cursor: pointer;
  overflow: hidden;
  background:
    radial-gradient(70% 70% at 50% 42%, rgba(255, 217, 160, .20), transparent 70%),
    var(--g-bg-strong);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border: 1px solid var(--g-brd);
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .35);
  display: grid;
  place-items: center;
  gap: 10px;
  align-content: center;
  color: var(--g-ink);
  font: inherit;
  transition: border-color .2s, transform .2s;
}
.video:hover { border-color: var(--g-brd-hi); transform: translateY(-3px); }
.video-play {
  width: 64px;
  height: 64px;
  display: grid;
  place-items: center;
  border: 1px solid var(--g-brd-hi);
  border-radius: 50%;
  background: var(--g-bg-soft);
}
.video-play::after {
  content: '';
  width: 0;
  height: 0;
  margin-left: 5px;
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
  border-left: 18px solid var(--g-gold);
}
.video-label { font-size: .9rem; color: var(--g-ink-mut); letter-spacing: .5px; }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video.is-playing { cursor: default; transform: none; }

/* ---- Botão ----------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  padding: 14px 26px;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: .4px;
  color: #241529;
  background: linear-gradient(135deg, var(--g-gold), var(--g-amber));
  border: 1px solid var(--g-brd-hi);
  border-radius: 14px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, .34);
  transition: transform .2s, filter .2s;
}
.btn:hover, .btn:focus-visible { color: #241529; transform: translateY(-2px); filter: brightness(1.07); }
.btn svg { width: 20px; height: 20px; fill: currentColor; }
.btn-ghost {
  color: var(--g-gold);
  background: var(--g-bg-soft);
  border-color: var(--g-brd);
  box-shadow: none;
}
.btn-ghost:hover { color: #fff; }

/* ---- Bloco Plataforma ------------------------------------------------ */
.platform { padding: 26px 34px; margin-bottom: 26px; }
.platform h3 { margin-top: 0; }
.pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px;
}
.pills li {
  padding: 8px 16px 8px 30px;
  position: relative;
  font-size: 14px;
  background: var(--g-bg-soft);
  border: 1px solid var(--g-brd);
  border-radius: 12px;
}
.pills li::before {
  content: '\25C8';
  position: absolute;
  left: 12px;
  top: 8px;
  color: var(--g-amber);
  font-size: 12px;
}
.badges { display: flex; flex-wrap: wrap; gap: 12px; }
.badges a {
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--g-ink-mut);
  padding: 7px 13px;
  border: 1px solid var(--g-brd);
  border-radius: 8px;
  background: var(--g-bg-soft);
  transition: color .2s, border-color .2s;
}
.badges a:hover { color: var(--g-gold); border-color: var(--g-brd-hi); }

/* ---- Rodapé ---------------------------------------------------------- */
.site-footer {
  flex-shrink: 0;
  margin-top: 10px;
  padding: 26px 0 32px;
  font-size: 14px;
  color: var(--g-ink-mut);
  border-top: 1px solid var(--g-brd);
  background: var(--g-bg-strong);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}
.footer-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 40px;
  align-items: center;
  justify-content: space-between;
}
.footer-links { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 0; }

/* ---- Alternador dia / noite ------------------------------------------ */
.theme-toggle {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 1000;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  font-size: 19px;
  line-height: 1;
  cursor: pointer;
  color: var(--g-gold);
  background: var(--g-bg-strong);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid var(--g-brd);
  border-radius: 50%;
  box-shadow: var(--g-shadow);
  transition: transform .2s, filter .2s;
}
.theme-toggle:hover { transform: scale(1.08); filter: brightness(1.12); }
.theme-toggle .t-sun { display: none; }
html[data-theme="night"] .theme-toggle .t-moon { display: none; }
html[data-theme="night"] .theme-toggle .t-sun { display: inline; }

/* ---- Telas estreitas -------------------------------------------------- */
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .header-bar { align-items: flex-start; }
  .mainmenu {
    flex-basis: 100%;
    display: none;
    padding-top: 10px;
    border-top: 1px solid var(--g-brd);
  }
  .mainmenu.is-open { display: block; }
  .mainmenu > ul { flex-direction: column; align-items: stretch; gap: 4px; }
  .mainmenu a, .mainmenu .submenu-btn { width: 100%; justify-content: space-between; }
  .submenu {
    position: static;
    min-width: 0;
    margin: 4px 0 8px 14px;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
    box-shadow: none;
  }
  .submenu-btn[aria-expanded="true"] + .submenu { display: block; }
  .slider-prev { left: 14px; }
  .slider-next { right: 14px; }
}

@media (max-width: 640px) {
  body { font-size: 15px; }
  .panel { padding: 22px 20px; }
  .figure-right { float: none; width: 100%; max-width: 320px; margin: 0 auto 20px; display: block; }
  .slider { padding: 8px; }
  .slider-nav { width: 34px; height: 34px; font-size: 15px; }
  .slider-prev { left: 8px; }
  .slider-next { right: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  body::before, body::after { display: none; }
  body { color: #000; }
  .site-header, .site-footer, .theme-toggle, .hero { display: none; }
  .panel { border: 1px solid #ccc; box-shadow: none; backdrop-filter: none; }
}