/* =========================
   Tema (dark/light) via data-theme
   ========================= */

:root{
  --radius: 16px;
  --max: 1100px;
  --shadow: 0 10px 30px rgba(0,0,0,.22);
  --border: rgba(255,255,255,.10);
  --ring: rgba(255,255,255,.16);
  --header-h: 88px;
}

html[data-theme="dark"]{
  --bg: #0b0f14;
  --panel: rgba(255,255,255,.035);
  --panel-2: rgba(255,255,255,.05);
  --text: #e8eef6;
  --muted: #a7b3c2;
  --chip: rgba(255,255,255,.06);
  --chip-border: rgba(255,255,255,.12);
}

html[data-theme="light"]{
  --bg: #f4f6f9;
  --panel: rgba(0,0,0,.04);
  --panel-2: rgba(0,0,0,.06);
  --text: #0b1320;
  --muted: rgba(11,19,32,.72);
  --border: rgba(0,0,0,.12);
  --ring: rgba(0,0,0,.14);
  --chip: rgba(0,0,0,.06);
  --chip-border: rgba(0,0,0,.12);
  --shadow: 0 10px 30px rgba(0,0,0,.12);
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }

body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, "Noto Sans", "Liberation Sans", sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 700px at 20% 0%,
      rgba(72, 118, 190, .22) 0%,
      rgba(11, 15, 20, 0) 55%) fixed,
    var(--bg);
  line-height: 1.55;
  padding-top: var(--header-h);
}

a{ color: inherit; text-decoration: none; }
a:hover{ text-decoration: underline; }

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

.skip-link{
  position: absolute;
  left: -999px;
  top: 10px;
  background: #fff;
  color: #000;
  padding: 10px 12px;
  border-radius: 10px;
}
.skip-link:focus{ left: 10px; }

/* =========================
   Header
   ========================= */

.site-header{
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.header-grid{
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
}

.brand{
  display: flex;
  gap: 14px;
  align-items: center;
  min-width: 0;
}

.logo{
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--chip);
  border: 1px solid var(--chip-border);
  padding: 6px;
  object-fit: contain;
}

.brand-text .kicker{
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}
.brand-text h1,
.brand-text .brand-name{
  margin: 0;
  font-size: 20px;
  letter-spacing: .6px;
  font-weight: 700;
}

.brand-text .brand-name{
  display: block;
}
.brand-text .subtitle{
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.nav{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.nav a{
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
  color: var(--muted);
}
.nav a:hover{
  border-color: var(--border);
  color: var(--text);
  text-decoration: none;
}

/* =========================
   Toolbar (estilo Engrenarium)
   ========================= */

.toolbar{
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.pill{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.pill-btn, .pill-icon{
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 7px 10px;
  cursor: pointer;
  font-weight: 700;
  line-height: 1;
}

.pill-icon{ padding: 7px 9px; }

.pill-btn:hover, .pill-icon:hover{
  color: var(--text);
  background: var(--panel-2);
  border-color: var(--ring);
}

.pill-btn.active, .pill-icon.active{
  color: var(--text);
  background: var(--panel-2);
  border-color: var(--ring);
}

/* =========================
   Conteúdo
   ========================= */

.hero{
  padding: 44px 0 20px;
}

.hero-grid{
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 18px;
  align-items: start;
}

.hero-intro{
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 10px;
  align-items: center;
}

.hero-logo{
  display: block;
  width: 100%;
  max-width: 190px;
  height: auto;
  justify-self: start;
}

.hero h1,
.hero h2{
  margin: 0 0 10px;
  font-size: 34px;
  line-height: 1.15;
}

.hero p{
  margin: 0 0 18px;
  color: var(--muted);
  max-width: 70ch;
}

.section{
  padding: 34px 0;
}

section[id],
.legal-section{
  scroll-margin-top: calc(var(--header-h) + 4px);
}

.section-divider{
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.download-section{
  padding-top: 18px;
  padding-bottom: 18px;
}

.section.alt{
  background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,0));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

h2{
  margin: 0 0 14px;
  font-size: 22px;
}

.legal-stack > .card h1{
  margin: 0 0 14px;
  font-size: 22px;
}

h3{
  margin: 0 0 10px;
  font-size: 16px;
}

.card{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

.card.highlight{
  background: linear-gradient(180deg, color-mix(in srgb, var(--panel-2) 90%, transparent), var(--panel));
  display: flex;
  gap: 14px;
  align-items: center;
}

.highlight-logo{
  width: 72px;
  height: 72px;
  flex: 0 0 auto;
  border-radius: 14px;
  background: var(--chip);
  border: 1px solid var(--chip-border);
  padding: 8px;
  object-fit: contain;
}

.highlight-body{ min-width: 0; }

.highlight-body p{
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}

.muted{ color: var(--muted); }

.note{
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}

.grid-3{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.grid-2{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.cta, .actions{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.button{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 14px;
  border: 1px solid var(--chip-border);
  background: var(--chip);
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.button:hover{
  text-decoration: none;
  border-color: var(--ring);
  background: var(--panel-2);
}

.button.ghost{
  background: transparent;
  border-color: var(--chip-border);
  color: var(--muted);
}

.button.ghost:hover{
  color: var(--text);
  border-color: var(--ring);
  background: var(--panel-2);
}

.button.license-cta{
  color: var(--text);
  font-weight: 800;
  border-color: color-mix(in srgb, var(--chip-border) 55%, #d59c34 45%);
  background: color-mix(in srgb, var(--chip) 72%, #d59c34 28%);
  box-shadow: 0 10px 24px rgba(213, 156, 52, .14);
}

.button.license-cta:hover{
  border-color: color-mix(in srgb, var(--ring) 45%, #d59c34 55%);
  background: color-mix(in srgb, var(--panel-2) 62%, #d59c34 38%);
}

.button.small{
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 13px;
}

.link{
  display: inline-block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}

.link:hover{ color: var(--text); }

.list{
  margin: 0;
  padding-left: 18px;
}

.list li{ margin: 8px 0; }

.footer{
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.eyebrow{
  margin: 0 0 10px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.pricing-heading{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px 16px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.pricing-heading h2{
  margin: 0;
}

.pricing-heading + p{
  margin-top: 0;
}

.legal-cta p{
  max-width: 72ch;
}

.pricing-list-card{
  margin-top: 18px;
  padding: 20px 24px;
}

.pricing-list{
  list-style: disc;
  margin: 0;
  padding-left: 22px;
}

.pricing-item{
  padding: 0;
  margin: 0;
}

.pricing-item + .pricing-item{
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.pricing-item-main{
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px 18px;
  align-items: start;
}

.pricing-item-label{
  margin: 0;
}

.pricing-item-title{
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.pricing-item-price{
  margin: 0;
  font-size: 18px;
  line-height: 1.2;
  font-weight: 700;
  white-space: nowrap;
}

.pricing-item-text{
  display: block;
  margin-top: 4px;
}

.pro-features{
  margin-top: 18px;
}

.pro-list{
  margin-top: 12px;
}

.pricing-highlight{
  margin: 8px 0 0;
  font-size: 18px;
  font-weight: 700;
  color: #c53434;
}

.contact-block{
  margin-top: 18px;
}

.contact-block p{
  margin: 0;
  font-size: 16px;
}

.screenshot-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 18px;
}

.screenshot-card{
  display: grid;
  gap: 12px;
}

.screenshot-frame{
  appearance: none;
  padding: 0;
  width: 100%;
  overflow: hidden;
  border-radius: 12px;
  border: 1px solid var(--chip-border);
  background: var(--chip);
  cursor: zoom-in;
}

.screenshot-frame img{
  display: block;
  width: 100%;
  height: auto;
}

.screenshot-frame:hover{
  border-color: var(--ring);
}

.lightbox-open{
  overflow: hidden;
}

.lightbox{
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 24px;
}

.lightbox[hidden]{
  display: none;
}

.lightbox-backdrop{
  position: absolute;
  inset: 0;
  background: rgba(4, 7, 12, .78);
  backdrop-filter: blur(8px);
}

.lightbox-dialog{
  position: relative;
  z-index: 1;
  width: min(1100px, 100%);
  max-height: calc(100vh - 48px);
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  box-shadow: var(--shadow);
}

.lightbox-image{
  display: block;
  width: 100%;
  max-height: calc(100vh - 150px);
  object-fit: contain;
  border-radius: 12px;
  background: var(--chip);
}

.lightbox-close{
  appearance: none;
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--chip-border);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  color: var(--text);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
}

.legal-layout{
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 18px;
  align-items: start;
}

.legal-toc{
  position: sticky;
  top: calc(var(--header-h) + 4px);
}

.legal-toc nav{
  display: grid;
  gap: 8px;
}

.legal-toc a{
  display: block;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid transparent;
  color: var(--muted);
}

.legal-toc a:hover{
  color: var(--text);
  border-color: var(--border);
  background: var(--panel-2);
  text-decoration: none;
}

.legal-stack{
  display: grid;
  gap: 18px;
}

.legal-meta{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.legal-badge{
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--chip-border);
  background: var(--chip);
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.legal-section h3{
  margin-top: 0;
  font-size: 20px;
}

.legal-section h4{
  margin: 20px 0 10px;
  font-size: 14px;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--muted);
}

.legal-section p{
  margin: 0 0 12px;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}

.legal-section ul{
  margin: 0 0 14px;
  padding-left: 18px;
}

.legal-section li{
  margin: 8px 0;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
}

.legal-contact{
  display: grid;
  gap: 4px;
}

/* =========================
   Responsivo
   ========================= */

@media (max-width: 980px){
  .header-grid{
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .nav{ justify-content: flex-start; }
  .toolbar{ justify-content: flex-start; }
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-intro{ grid-template-columns: 1fr; }
  .hero-logo{ justify-self: start; max-width: 132px; }
  .grid-3{ grid-template-columns: 1fr; }
  .grid-2{ grid-template-columns: 1fr; }
  .screenshot-grid{ grid-template-columns: 1fr; }
  .legal-layout{ grid-template-columns: 1fr; }
  .legal-toc{ position: static; }
  .hero h2{ font-size: 28px; }
}