/* ============================================================================
   SWAVE × DOWNTOWN · apresentacao.css
   Página de apresentação comercial. Depende de ../swave.css (tokens e classes).
   Tema claro é o padrão da marca. O escuro entra só pelo toggle.
============================================================================ */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; }
h1, h2, h3, p, dl, dd, dt, ul, ol, li, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
em.hl { font-style: normal; color: var(--heat-100); }
strong { font-weight: 500; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* o conteúdo respira 32px para dentro das guias verticais */
.sw-container {
  padding-left: 32px;
  padding-right: 32px;
}

/* guias verticais de 1px nas bordas do container, assinatura do site */
.guides {
  position: fixed;
  inset: 0;
  margin: 0 auto;
  max-width: min(calc(100% - 32px), var(--container-width));
  border-left: 1px solid var(--border-faint);
  border-right: 1px solid var(--border-faint);
  pointer-events: none;
  z-index: 0;
}
main, .foot, .top { position: relative; z-index: 1; }

/* ----------------------------------------------------------------------------
   Header
---------------------------------------------------------------------------- */
.top {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--surface-alpha-72);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-faint);
}
.top-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 60px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--accent-black);
}
.wordmark { height: 18px; width: auto; display: block; }
.brand-x { white-space: nowrap; }
.top-nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.top-nav a {
  font-size: 13px;
  line-height: 20px;
  font-weight: 450;
  color: var(--black-alpha-56);
  padding: 6px 10px;
  border-radius: 8px;
  transition: color 0.14s ease-out, background 0.14s ease-out;
}
.top-nav a:hover { color: var(--accent-black); background: var(--black-alpha-4); }
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--black-alpha-56);
  cursor: pointer;
  transition: color 0.14s ease-out, background 0.14s ease-out, scale 0.1s;
}
.theme-toggle:hover { color: var(--accent-black); background: var(--black-alpha-4); }
.theme-toggle:active { scale: 0.94; }
.theme-toggle svg { width: 17px; height: 17px; }
html[data-theme='light'] .ic-sun { display: none; }
html[data-theme='dark'] .ic-moon { display: none; }

/* ----------------------------------------------------------------------------
   Hero
---------------------------------------------------------------------------- */
.hero { overflow: hidden; }
/* padding lateral vem do .sw-container: use padding-block para não zerá-lo */
.hero-inner { padding-block: 96px 40px; }
.hero-title {
  max-width: 15ch;
  margin-top: 20px;
}
.hero-sub {
  max-width: 560px;
  margin-top: 24px;
  color: var(--black-alpha-72);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.hero-live {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 40px;
}
.hero-meta {
  margin-top: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border-faint);
}

/* equalizador "no ar": 4 barras, 1.1s, delays de 160ms */
.eq {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 12px;
}
.eq i {
  width: 3px;
  height: 100%;
  border-radius: 1px;
  background: var(--accent-forest);
  transform-origin: bottom;
  animation: sw-eq 1.1s ease-in-out infinite;
}
.eq i:nth-child(2) { animation-delay: 0.16s; }
.eq i:nth-child(3) { animation-delay: 0.32s; }
.eq i:nth-child(4) { animation-delay: 0.48s; }

/* mar de ASCII: decorativo, mascarado nas bordas, pausa fora do viewport.
   Fica contido nas guias verticais, como todo o resto do conteúdo. */
.ascii-sea {
  position: relative;
  height: 128px;
  margin-top: 8px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent),
                      linear-gradient(180deg, #000 40%, transparent);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent),
              linear-gradient(180deg, #000 40%, transparent);
  mask-composite: intersect;
}
.ascii-sea pre {
  position: absolute;
  inset: 0;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 16px;
  letter-spacing: 2px;
  white-space: pre;
  overflow: hidden;
  user-select: none;
}
.ascii-body { color: var(--black-alpha-12); }
.ascii-crest { color: var(--heat-40); }

/* ----------------------------------------------------------------------------
   Seções
---------------------------------------------------------------------------- */
.sec {
  border-top: 1px solid var(--border-faint);
  padding: 88px 0 96px;
}
.sec-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}
.sec-title { margin-top: 20px; max-width: 18ch; }
.sec-lead {
  max-width: 620px;
  margin-top: 20px;
  color: var(--black-alpha-72);
}

/* ----------------------------------------------------------------------------
   Stats (contadores)
---------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-faint);
  border: 1px solid var(--border-faint);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 56px;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--surface);
  padding: 28px 24px 24px;
}
.stat-label { color: var(--black-alpha-56); order: 2; }
.stat-value {
  order: 1;
  font-size: 48px;
  line-height: 52px;
  font-weight: 500;
  letter-spacing: -0.48px;
  color: var(--accent-black);
}
.stat-value-md { font-size: 36px; line-height: 42px; letter-spacing: -0.36px; }
.stat-value-hl { color: var(--heat-100); }
.stat-foot { order: 3; margin-top: 10px; }
.stats-sub { margin-top: 48px; }

/* ----------------------------------------------------------------------------
   Cards e grids
---------------------------------------------------------------------------- */
.grid-4, .grid-3 {
  display: grid;
  gap: 16px;
  margin-top: 48px;
}
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--surface);
  border: 1px solid var(--border-faint);
  border-radius: 12px;
  padding: 24px;
  transition: border-color 0.2s ease-out, background 0.2s ease-out;
}
.card:hover { border-color: var(--border-loud); }
.card-title { display: block; }
.card-body { margin-top: 10px; color: var(--black-alpha-56); }

.strip {
  display: block;
  margin-top: 32px;
  padding: 14px 0;
  border-top: 1px solid var(--border-faint);
  border-bottom: 1px solid var(--border-faint);
}

/* ----------------------------------------------------------------------------
   Gráficos
---------------------------------------------------------------------------- */
.chart-card {
  background: var(--surface);
  border: 1px solid var(--border-faint);
  border-radius: 12px;
  padding: 28px 28px 20px;
  margin-top: 24px;
  position: relative;
}
.chart-card:first-of-type { margin-top: 48px; }
.chart-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.chart-sub { margin-top: 4px; color: var(--black-alpha-56); }
.legend { display: flex; gap: 20px; align-items: center; padding-top: 4px; }
.legend li { display: flex; align-items: center; gap: 8px; color: var(--black-alpha-56); }
.key-line { width: 16px; height: 2px; border-radius: 1px; display: inline-block; }
.key-pico { background: var(--heat-100); }
.key-media { background: var(--accent-black); }

.chart-canvas { margin-top: 20px; }
.chart-canvas svg { display: block; width: 100%; height: auto; }

.grid-hair { stroke: var(--border-faint); stroke-width: 1; }
.tick-label, .axis-label {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--black-alpha-40);
  font-variant-numeric: tabular-nums;
}
.serie-media { stroke: var(--accent-black); }
.serie-pico { stroke: var(--heat-100); }
.dot-media { fill: var(--accent-black); stroke: var(--surface); stroke-width: 2; }
.dot-pico { fill: var(--heat-100); stroke: var(--surface); stroke-width: 2; }
.direct-label {
  font-family: var(--font-mono);
  font-size: 11px;
  fill: var(--black-alpha-56);
}
.direct-label tspan.dl-strong { fill: var(--accent-black); font-weight: 500; }
.bar { fill: var(--heat-100); }
.bar-partial { fill: var(--heat-40); }
.crosshair { stroke: var(--border-loud); stroke-width: 1; }

/* animação de entrada dos gráficos */
.js .chart-canvas .serie {
  transition: stroke-dashoffset 1s ease-out;
}
.js .chart-canvas .dot,
.js .chart-canvas .direct-label {
  opacity: 0;
  transition: opacity 0.4s ease-out;
}
.js .chart-canvas.drawn .dot,
.js .chart-canvas.drawn .direct-label { opacity: 1; transition-delay: 0.7s; }
.js .chart-canvas .bar {
  transform: scaleY(0);
  transform-box: fill-box;
  transform-origin: bottom;
  transition: transform 0.6s ease-out;
}
.js .chart-canvas.drawn .bar { transform: scaleY(1); }

/* tooltip */
.chart-tip {
  position: absolute;
  z-index: 5;
  min-width: 150px;
  background: var(--surface-raised);
  border: 1px solid var(--border-faint);
  border-radius: 8px;
  box-shadow: var(--shadow-pop);
  padding: 10px 12px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.14s ease-out;
}
.chart-tip.show { opacity: 1; }
.tip-title {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  color: var(--black-alpha-40);
  margin-bottom: 6px;
}
.tip-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 2px 0;
}
.tip-key { width: 12px; height: 2px; border-radius: 1px; flex: none; }
.tip-value {
  font-size: 14px;
  line-height: 20px;
  font-weight: 500;
  color: var(--accent-black);
  font-variant-numeric: tabular-nums;
}
.tip-serie { font-size: 12px; line-height: 20px; color: var(--black-alpha-56); }

/* hit areas acessíveis */
.hit { fill: transparent; cursor: default; }
.hit:focus { outline: none; }
.hit:focus-visible { outline: 2px solid var(--heat-100); outline-offset: -2px; rx: 4px; }

.chart-toggle {
  background: none;
  border: 0;
  padding: 8px 0 0;
  margin-top: 8px;
  cursor: pointer;
  transition: color 0.14s ease-out;
}
.chart-toggle:hover { color: var(--black-alpha-72); }
.chart-table { margin-top: 12px; overflow-x: auto; }
.chart-table table {
  width: 100%;
  border-collapse: collapse;
}
.chart-table th, .chart-table td {
  text-align: left;
  padding: 8px 16px 8px 0;
  border-top: 1px solid var(--border-faint);
  font-size: 13px;
  line-height: 20px;
}
.chart-table thead th {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  font-weight: 400;
  color: var(--black-alpha-40);
  border-top: 0;
}
.chart-table tbody th { font-weight: 450; color: var(--black-alpha-72); }
.chart-table td {
  font-variant-numeric: tabular-nums;
  color: var(--black-alpha-72);
}
.chart-foot {
  display: block;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border-faint);
}

/* ----------------------------------------------------------------------------
   Leitura da curva
---------------------------------------------------------------------------- */
.reading {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 56px;
  counter-reset: none;
}
.reading-item {
  border-top: 1px solid var(--border-faint);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.reading-body { color: var(--black-alpha-72); }

/* ----------------------------------------------------------------------------
   A cena: marquee e artistas
---------------------------------------------------------------------------- */
.sec-flush { padding-bottom: 96px; }
.marquee-strip {
  margin-top: 48px;
  border-top: 1px solid var(--border-faint);
  border-bottom: 1px solid var(--border-faint);
  padding: 12px 0;
}
.marquee-clip {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: inline-flex;
  white-space: nowrap;
  animation: sw-marquee 30s linear infinite;
}
.marquee-run {
  text-transform: uppercase;
  color: var(--black-alpha-40);
  letter-spacing: 1px;
}
.artists {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
}
.artist {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border-faint);
  border-radius: 12px;
  padding: 20px;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: border-color 0.2s ease-out;
}
.artist:hover { border-color: var(--border-loud); }
.artist-name { display: block; }
.mini-eq {
  position: absolute;
  right: 18px;
  bottom: 20px;
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  height: 10px;
  opacity: 0;
  transition: opacity 0.2s ease-out;
}
.artist:hover .mini-eq { opacity: 1; }
.mini-eq i {
  width: 2px;
  height: 100%;
  border-radius: 1px;
  background: var(--heat-100);
  transform-origin: bottom;
  animation: sw-eq 1.1s ease-in-out infinite paused;
}
.artist:hover .mini-eq i { animation-play-state: running; }
.mini-eq i:nth-child(2) { animation-delay: 0.16s; }
.mini-eq i:nth-child(3) { animation-delay: 0.32s; }
.artist-more {
  background: var(--heat-4);
  border-color: var(--heat-12);
  justify-content: center;
  gap: 4px;
}
.artist-more-value {
  font-size: 36px;
  line-height: 42px;
  font-weight: 500;
  letter-spacing: -0.36px;
  color: var(--heat-100);
}
.artist-more-label { color: var(--black-alpha-56); }

/* ----------------------------------------------------------------------------
   Estúdio
---------------------------------------------------------------------------- */
.studio {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 16px;
  margin-top: 48px;
}
.studio-hero {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 32px;
}
.studio-status { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  display: inline-block;
}
.dot-honey { background: var(--accent-honey); }
.studio-body { margin-top: 12px; color: var(--black-alpha-72); }
.studio-cards {
  display: grid;
  grid-template-rows: repeat(3, 1fr);
  gap: 16px;
}
.studio-cards .card {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* ----------------------------------------------------------------------------
   Consolidação (fluxo)
---------------------------------------------------------------------------- */
.flow {
  display: grid;
  grid-template-columns: 5fr auto 6fr;
  gap: 24px;
  align-items: stretch;
  margin-top: 48px;
}
.flow-label { display: block; margin-bottom: 14px; }
.flow-sources { display: flex; flex-direction: column; gap: 10px; }
.flow-source { padding: 16px 20px; color: var(--black-alpha-72); }
.flow-link {
  display: flex;
  align-items: center;
  gap: 0;
  padding-top: 30px;
  color: var(--black-alpha-40);
}
.flow-line {
  position: relative;
  width: 72px;
  height: 1px;
  background: var(--border-loud);
  display: inline-block;
}
.flow-dot {
  position: absolute;
  top: -2.5px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--heat-100);
  animation: flow-run 2.4s ease-in-out infinite;
}
@keyframes flow-run {
  0% { left: 0; opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  100% { left: calc(100% - 6px); opacity: 0; }
}
.flow-arrow { width: 12px; height: 12px; margin-left: -2px; }
.flow-to { padding: 24px 28px 28px; }
.flow-dest { margin-top: 4px; }
.flow-benefits {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
}
.flow-benefits li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--border-faint);
  color: var(--black-alpha-72);
}
.flow-benefits li::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--heat-100);
  flex: none;
}
.callout {
  margin-top: 32px;
  border: 1px solid var(--border-faint);
  border-radius: 12px;
  background: var(--background-lighter);
  padding: 28px 32px;
}
.callout-body { margin-top: 10px; max-width: 640px; }

/* ----------------------------------------------------------------------------
   Migração (fases)
---------------------------------------------------------------------------- */
.phases {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 56px;
  position: relative;
}
.phase {
  position: relative;
  border-top: 1px solid var(--border-faint);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.phase::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--heat-100);
  animation: phase-pulse 2.4s ease-out infinite;
}
.phase:nth-child(2)::before { animation-delay: 0.5s; }
.phase:nth-child(3)::before { animation-delay: 1s; }
@keyframes phase-pulse {
  0% { box-shadow: 0 0 0 0 var(--heat-20); }
  60% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.phase-body { color: var(--black-alpha-56); }
#migracao .chart-foot { border-top: 0; padding-top: 0; margin-top: 40px; }

/* ----------------------------------------------------------------------------
   Encerramento e rodapé
---------------------------------------------------------------------------- */
.closing { padding-bottom: 120px; }
.closing-title { margin-top: 24px; max-width: 16ch; }
.closing-contact {
  margin-top: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border-faint);
}
.foot {
  border-top: 1px solid var(--border-faint);
  padding: 40px 0 48px;
}
.foot-inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  align-items: flex-start;
}
.foot-brand { display: flex; flex-direction: column; gap: 12px; }
.wordmark-foot { height: 16px; color: var(--accent-black); }
.foot-notes {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 460px;
  text-align: right;
}
.foot-note { color: var(--black-alpha-40); }

/* ----------------------------------------------------------------------------
   Revelação na rolagem (só com JS: sem JS, tudo visível)
---------------------------------------------------------------------------- */
.js .rv {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
  transition-delay: var(--d, 0s);
}
.js .rv.in { opacity: 1; transform: translateY(0); }

/* ----------------------------------------------------------------------------
   Responsivo · breakpoint principal 996px
---------------------------------------------------------------------------- */
section[id], main[id] { scroll-margin-top: 76px; }

@media (max-width: 1180px) {
  .guides { display: none; }
}

@media (max-width: 996px) {
  .sw-container { padding-left: 20px; padding-right: 20px; }
  .top-nav { display: none; }
  .hero-inner { padding: 64px 0 24px; }
  .sw-title-h1, .hero-title, .closing-title { font-size: 40px; line-height: 46px; letter-spacing: -0.4px; }
  .sw-title-h2, .sec-title { font-size: 32px; line-height: 38px; letter-spacing: -0.32px; }
  .sec { padding: 56px 0 64px; }
  .stats, .stats-sub { grid-template-columns: repeat(2, 1fr); margin-top: 40px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .reading { grid-template-columns: 1fr; gap: 32px; margin-top: 40px; }
  .artists { grid-template-columns: repeat(2, 1fr); }
  .studio { grid-template-columns: 1fr; }
  .phases { grid-template-columns: 1fr; gap: 32px; margin-top: 40px; }
  .flow { grid-template-columns: 1fr; }
  .flow-link {
    padding: 0;
    justify-content: center;
    transform: rotate(90deg);
    height: 56px;
  }
  .foot-inner { flex-direction: column; }
  .foot-notes { text-align: left; }
  .chart-card { padding: 20px 16px 16px; }
}

@media (max-width: 560px) {
  .stats, .stats-sub, .grid-4, .artists { grid-template-columns: 1fr; }
  .stat-value { font-size: 40px; line-height: 46px; }
  .hero-title { font-size: 34px; line-height: 40px; }
  .legend { padding-top: 0; }
}