/* Radio na Net - Stream Control — site público */
:root {
  --ink: #0F1B2D;
  --ink-2: #172741;
  --ink-3: #22365A;
  --paper: #F2F4F7;
  --white: #FFFFFF;
  --text: #16202E;
  --slate: #5B6677;
  --line: #D8DEE7;
  --air: #E0322A;
  --air-2: #C4231C;
  --dial: #F0B03C;
  --r: 10px;
  --wrap: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--text); font: 400 17px/1.6 "Archivo", system-ui, sans-serif; font-stretch: 100%; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-stretch: 125%; letter-spacing: -0.01em; }
h1 { font-size: clamp(36px, 5.6vw, 68px); line-height: 1.02; font-weight: 800; }
h2 { font-size: clamp(28px, 3.4vw, 42px); line-height: 1.1; font-weight: 750; }
h3 { font-size: clamp(22px, 2.2vw, 28px); line-height: 1.15; font-weight: 700; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.muted { color: var(--slate); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--white); padding: 8px 12px; border-radius: 6px; z-index: 99; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--dial); outline-offset: 3px; border-radius: 4px; }

/* ---------- botões ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 44px; padding: 0 20px; border-radius: 8px; font: 650 15px "Archivo", sans-serif; text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: background .15s, border-color .15s, color .15s; }
.btn-lg { height: 54px; padding: 0 26px; font-size: 16.5px; }
.btn-air { background: var(--air); color: #fff; }
.btn-air:hover { background: var(--air-2); }
.btn-ghost { border-color: rgba(255, 255, 255, .35); color: #fff; }
.btn-ghost:hover { border-color: #fff; }
.btn-line { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-line:hover { background: var(--ink); color: #fff; }

/* ---------- topo ---------- */
.top { position: sticky; top: 0; z-index: 30; background: rgba(15, 27, 45, .94); backdrop-filter: blur(8px); color: #fff; border-bottom: 1px solid rgba(255, 255, 255, .08); }
.top-in { display: flex; align-items: center; gap: 28px; height: 68px; }
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.lamp { width: 14px; height: 14px; border-radius: 50%; background: var(--air); box-shadow: 0 0 0 4px rgba(224, 50, 42, .25), 0 0 16px rgba(224, 50, 42, .7); }
.logo-t { font-stretch: 125%; font-weight: 800; font-size: 18px; line-height: 1; }
.logo-t small { display: block; font-stretch: 100%; font-weight: 500; font-size: 12.5px; letter-spacing: .02em; opacity: .7; margin-top: 3px; }
.menu { display: flex; gap: 24px; margin-left: auto; }
.menu a { text-decoration: none; font-size: 15px; opacity: .82; }
.menu a:hover { opacity: 1; }
.top-cta { display: flex; align-items: center; gap: 18px; }
.top-cta .link { text-decoration: none; font-weight: 600; font-size: 15px; }
.top-cta .btn { height: 40px; }

/* ---------- hero ---------- */
.hero { background: radial-gradient(1000px 520px at 85% -10%, #20375C 0%, transparent 60%), var(--ink); color: #fff; padding: 72px 0 0; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: start; }
.hero-copy h1 { max-width: 15ch; }
.lead { font-size: clamp(17px, 1.6vw, 20px); line-height: 1.55; max-width: 58ch; margin-top: 22px; opacity: .85; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.onair { padding-top: 10px; }
.onair-box { display: flex; align-items: center; gap: 12px; padding: 14px 22px; border: 2px solid #3A1A1C; border-radius: 8px; background: #1A1418; color: #5C3A3C; font-stretch: 125%; font-weight: 800; font-size: 22px; text-transform: uppercase; letter-spacing: .06em; transition: color .35s, border-color .35s, box-shadow .35s, background .35s; }
.onair-dot { width: 14px; height: 14px; border-radius: 50%; background: #4A2224; transition: background .35s, box-shadow .35s; }
.onair.lit .onair-box { color: #fff; border-color: var(--air); background: var(--air); box-shadow: 0 0 40px rgba(224, 50, 42, .55); }
.onair.lit .onair-dot { background: #fff; box-shadow: 0 0 10px #fff; }

/* mostrador */
.dial { position: relative; margin-top: 56px; height: 100px; border-radius: 10px; background: linear-gradient(180deg, #0B1524, #13223A); border: 1px solid rgba(255, 255, 255, .1); box-shadow: inset 0 2px 14px rgba(0, 0, 0, .55); overflow: hidden; }
.dial-scale { position: absolute; inset: 0 18px; }
.tick { position: absolute; bottom: 14px; width: 1px; height: 10px; background: rgba(240, 176, 60, .45); }
.tick.mid { height: 16px; background: rgba(240, 176, 60, .7); }
.tick.major { height: 24px; width: 2px; background: var(--dial); }
.tick-n { position: absolute; bottom: 42px; transform: translateX(-50%); font-stretch: 75%; font-weight: 600; font-size: 15px; color: var(--dial); font-variant-numeric: tabular-nums; }
.dial-needle { position: absolute; top: 8px; bottom: 8px; width: 3px; margin-left: 17px; background: var(--air); box-shadow: 0 0 12px rgba(224, 50, 42, .85); left: 2%; }
.dial-needle span { position: absolute; top: 4px; left: 8px; white-space: nowrap; font-stretch: 125%; font-weight: 750; font-size: 14px; color: #fff; padding: 2px 8px; border-radius: 4px; background: var(--air); opacity: 0; transition: opacity .4s .1s; }
.dial.tuned .dial-needle span { opacity: 1; }
.dial.tuning .dial-needle { animation: tune 2.2s cubic-bezier(.25, .7, .25, 1) forwards; }
@keyframes tune {
  0% { left: 2%; }
  55% { left: calc(var(--target) + 6%); }
  75% { left: calc(var(--target) - 1.5%); }
  100% { left: var(--target); }
}

/* moldura das telas */
.frame { margin: 48px 0 -1px; border-radius: 12px 12px 0 0; overflow: hidden; background: #0B0E13; border: 1px solid rgba(255, 255, 255, .12); border-bottom: 0; box-shadow: 0 -10px 60px rgba(0, 0, 0, .35); }
.frame-bar { display: flex; align-items: center; gap: 7px; height: 36px; padding: 0 14px; background: #161B23; }
.frame-bar i { width: 10px; height: 10px; border-radius: 50%; background: #2C333F; }
.frame-bar span { margin-left: 14px; font-size: 12.5px; color: #7D8797; }
.frame-hero img { aspect-ratio: 16 / 10; width: 100%; object-fit: cover; object-position: top left; max-height: 560px; }

/* ---------- seções ---------- */
.paper { padding: 104px 0; }
.sec-head { max-width: 760px; margin-bottom: 64px; }
.sec-head p { margin-top: 16px; color: var(--slate); font-size: 18.5px; }
.chapter { display: grid; grid-template-columns: 5fr 7fr; gap: 56px; align-items: center; padding: 56px 0; border-top: 1px solid var(--line); }
.chapter.flip { grid-template-columns: 7fr 5fr; }
.chapter.flip .ch-text { order: 2; }
.ch-text p { margin-top: 12px; color: var(--slate); font-size: 18px; max-width: 46ch; }
.ticks { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 10px; }
.ticks li { position: relative; padding-left: 26px; line-height: 1.5; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 10px; height: 10px; border-radius: 50%; border: 2px solid var(--air); }
.ticks b { font-weight: 650; }

.shot { display: block; padding: 0; border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: var(--ink); cursor: zoom-in; box-shadow: 0 18px 50px -20px rgba(15, 27, 45, .45); width: 100%; }
.shot img { width: 100%; height: auto; }
.shots-2 { position: relative; padding-bottom: 12%; }
.shots-2 .shot-sm { position: absolute; width: 52%; right: -4%; bottom: 0; border: 3px solid var(--paper); }
.shots-phone { display: grid; grid-template-columns: 1fr 26%; gap: 18px; align-items: end; }
.shot.phone { border-radius: 22px; border: 6px solid var(--ink); }

/* faixa de migração */
.band { background: var(--ink); color: #fff; padding: 96px 0; }
.band-grid { display: grid; grid-template-columns: 5fr 6fr; gap: 56px; align-items: center; }
.band .lead { opacity: .8; }
.steps { list-style: none; counter-reset: s; margin: 32px 0 0; padding: 0; display: grid; gap: 18px; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 40px 1fr; column-gap: 14px; }
.steps li::before { content: counter(s); grid-row: span 2; width: 36px; height: 36px; border-radius: 50%; border: 2px solid var(--dial); color: var(--dial); display: grid; place-items: center; font-weight: 750; font-stretch: 125%; }
.steps b { font-stretch: 112%; font-size: 18px; }
.steps span { opacity: .75; }
.band .shot { border-color: rgba(255, 255, 255, .15); }

/* planos */
.plans-sec { background: var(--white); padding: 104px 0; }
.plans { display: grid; grid-template-columns: repeat(var(--n, 3), 1fr); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.plan { position: relative; padding: 34px 30px 30px; display: flex; flex-direction: column; border-left: 1px solid var(--line); }
.plan:first-child { border-left: 0; }
.plan.hl { background: #F7F9FC; box-shadow: inset 0 4px 0 var(--air); }
.plan .tag { position: absolute; top: 14px; right: 18px; font-size: 13px; font-weight: 650; color: var(--air); }
.plan h3 { font-size: 24px; }
.plan .tl { color: var(--slate); margin-top: 6px; min-height: 3.2em; font-size: 15.5px; }
.price { margin: 18px 0 4px; display: flex; align-items: baseline; gap: 6px; }
.price b { font-stretch: 125%; font-weight: 800; font-size: 44px; line-height: 1; font-variant-numeric: tabular-nums; }
.price b small { font-size: 22px; font-weight: 700; }
.price span { color: var(--slate); font-size: 15px; }
.specs { display: flex; gap: 16px; margin: 14px 0 0; padding: 12px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: 15px; }
.specs b { font-stretch: 112%; }
.plan .ticks { margin: 18px 0 26px; flex: 1; }
.plan .ticks li { font-size: 15.5px; }
.plan .btn { width: 100%; }
.plans-note { margin-top: 20px; color: var(--slate); font-size: 15.5px; }

/* dúvidas */
.faq-wrap { display: grid; grid-template-columns: 4fr 7fr; gap: 56px; }
.faq details { border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 40px 20px 0; position: relative; font-weight: 650; font-size: 18px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 14px; font-size: 26px; font-weight: 400; color: var(--air); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 0 22px; color: var(--slate); max-width: 64ch; }

/* chamada final e rodapé */
.final { background: var(--air); color: #fff; padding: 72px 0; }
.final-in { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.final .hero-cta { margin: 0; }
.final .btn-air { background: #fff; color: var(--air-2); }
.final .btn-air:hover { background: var(--ink); color: #fff; }
.foot { background: var(--ink); color: rgba(255, 255, 255, .75); padding: 40px 0; }
.foot-in { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; }
.foot nav { display: flex; gap: 20px; margin-left: auto; flex-wrap: wrap; }
.foot a { text-decoration: none; font-size: 15px; }
.foot a:hover { color: #fff; }
.foot .logo-t { color: #fff; }

/* para quem é + qualidade de som */
.usos { background: var(--white); padding: 104px 0; }
.usos-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.uso { padding: 26px 24px 28px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper); transition: border-color .2s, transform .2s, box-shadow .2s; }
.uso:hover { border-color: rgba(224, 50, 42, .45); transform: translateY(-3px); box-shadow: 0 16px 40px -24px rgba(15, 27, 45, .45); }
.uso-ic { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: var(--ink); margin-bottom: 18px; }
.uso-ic svg { width: 24px; height: 24px; fill: none; stroke: var(--dial); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.uso h3 { font-size: 19px; }
.uso p { margin-top: 10px; color: var(--slate); font-size: 15.5px; line-height: 1.55; }
.som { margin-top: 72px; display: grid; grid-template-columns: 4fr 8fr; gap: 48px; padding: 48px; border-radius: 18px; color: #fff;
  background: radial-gradient(700px 360px at 100% 0%, #22365A 0%, transparent 70%), var(--ink); }
.som-head h3 { font-size: clamp(24px, 2.6vw, 32px); }
.som-head p { margin-top: 14px; opacity: .75; }
.som-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 26px 32px; }
.som-list li { padding-left: 18px; border-left: 3px solid var(--air); }
.som-list b { display: block; font-stretch: 112%; font-size: 17.5px; }
.som-list span { display: block; margin-top: 6px; font-size: 15px; line-height: 1.55; opacity: .78; }

/* teste grátis e migração */
.hero-note { margin-top: 14px; font-size: 14px; opacity: .7; }
.hero-note a { color: #fff; }
.kicker { display: inline-block; margin-bottom: 14px; padding: 4px 12px; border-radius: 99px; background: rgba(240, 176, 60, .15); color: var(--dial); font-weight: 700; font-size: 13.5px; letter-spacing: .04em; text-transform: uppercase; }
.trial-box { margin-top: 40px; display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; padding: 32px 36px; border-radius: 14px; border: 2px dashed var(--air); background: #FFF7F6; scroll-margin-top: 90px; }
.trial-box h3 { font-size: 26px; }
.trial-box p { margin-top: 10px; color: var(--slate); max-width: 70ch; }
.trial-box p b { color: var(--text); }
.trial-box .fine { font-size: 14px; }

/* logo oficial */
.logo-img { width: 48px; height: 48px; object-fit: contain; }
.foot-logo { display: flex; align-items: center; gap: 12px; }
.foot-logo img { width: 56px; height: 56px; object-fit: contain; }

/* como funciona (tutorial) */
.tutorial { background: var(--white); padding: 104px 0; border-top: 1px solid var(--line); }
.tut-index { display: flex; flex-wrap: wrap; gap: 8px; margin: -24px 0 40px; }
.tut-index a { text-decoration: none; font-size: 14.5px; font-weight: 600; padding: 7px 14px; border-radius: 99px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); }
.tut-index a:hover { border-color: var(--air); color: var(--air-2); }
.tut { list-style: none; margin: 0; padding: 0; position: relative; }
.tut::before { content: ""; position: absolute; left: 23px; top: 24px; bottom: 24px; width: 2px; background: linear-gradient(var(--air), var(--dial)); opacity: .35; }
.tut-step { display: grid; grid-template-columns: 5fr 7fr; gap: 48px; align-items: center; padding: 40px 0 40px 72px; position: relative; scroll-margin-top: 90px; }
.tut-step + .tut-step { border-top: 1px dashed var(--line); }
.tut-text { position: relative; }
.tut-n { position: absolute; left: -72px; top: -4px; width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: #fff; font-stretch: 125%; font-weight: 800; font-size: 19px; box-shadow: 0 0 0 6px var(--white), 0 0 0 8px rgba(224, 50, 42, .35); }
.tut-text h3 { font-size: clamp(21px, 2vw, 26px); }
.tut-text p { margin-top: 12px; color: var(--slate); font-size: 17px; }
.tut-text p b { color: var(--text); font-weight: 650; }
.tut-text .ticks { margin-top: 16px; gap: 8px; }
.tut-text .ticks li { font-size: 15.5px; }
.mono { font-family: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace; font-size: .92em; }

/* lightbox */
.lightbox { border: 0; padding: 0; background: transparent; max-width: min(96vw, 1600px); max-height: 94vh; }
.lightbox::backdrop { background: rgba(8, 13, 22, .88); }
.lightbox img { max-width: 100%; max-height: 92vh; border-radius: 8px; }
.lb-close { position: fixed; top: 16px; right: 20px; width: 44px; height: 44px; border-radius: 50%; border: 0; background: #fff; color: var(--ink); font-size: 18px; cursor: pointer; }

/* ---------- responsivo ---------- */
@media (max-width: 980px) {
  .menu { display: none; }
  .hero-grid, .chapter, .chapter.flip, .band-grid, .faq-wrap { grid-template-columns: 1fr; }
  .chapter.flip .ch-text { order: 0; }
  .onair { display: none; }
  .plans { grid-template-columns: 1fr; }
  .plan { border-left: 0; border-top: 1px solid var(--line); }
  .plan:first-child { border-top: 0; }
  .paper, .plans-sec { padding: 72px 0; }
  .chapter { gap: 28px; padding: 44px 0; }
  .tutorial, .usos { padding: 72px 0; }
  .usos-grid { grid-template-columns: 1fr 1fr; }
  .som { grid-template-columns: 1fr; padding: 32px 24px; gap: 28px; }
  .tut-step { grid-template-columns: 1fr; gap: 22px; padding: 36px 0 36px 64px; }
  .trial-box { grid-template-columns: 1fr; padding: 24px 20px; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .top-in { gap: 12px; }
  .top-cta { gap: 12px; margin-left: auto; }
  .logo-t small { display: none; }
  .hero { padding-top: 44px; }
  .dial { height: 78px; margin-top: 40px; }
  .tick-n { font-size: 13px; bottom: 36px; }
  .tick-n.odd { display: none; }
  .shots-2 { padding-bottom: 0; display: grid; gap: 12px; }
  .shots-2 .shot-sm { position: static; width: 100%; border-width: 1px; }
  .shots-phone { grid-template-columns: 1fr; }
  .shot.phone { width: 60%; margin: 0 auto; }
  .btn-lg { width: 100%; }
  .logo-img { width: 40px; height: 40px; }
  .tut::before { left: 17px; }
  .tut-step { padding-left: 48px; }
  .tut-n { left: -48px; width: 36px; height: 36px; font-size: 15px; }
  .tut-index { margin-top: -32px; }
  .usos-grid, .som-list { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .dial.tuning .dial-needle { animation: none; left: var(--target); }
  * { transition-duration: 0s !important; }
}
/* Revenda */
.revenda { padding: 96px 0; background: linear-gradient(135deg, #10151f 0%, #1c2433 100%); color: #fff; scroll-margin-top: 70px; }
.rev-grid { display: grid; grid-template-columns: 5fr 6fr; gap: 56px; align-items: center; }
.revenda h2 { color: #fff; }
.revenda .lead { opacity: .8; margin: 16px 0 28px; }
.rev-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.rev-list li { padding: 18px 22px; border-radius: 12px; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .12); display: grid; gap: 4px; }
.rev-list b { font-size: 17px; font-stretch: 112%; color: var(--dial); }
.rev-list span { opacity: .8; }
@media (max-width: 900px) { .rev-grid { grid-template-columns: 1fr; gap: 32px; } .revenda { padding: 64px 0; } }
/* mensal / anual */
.cycle { display: inline-flex; gap: 4px; padding: 4px; margin: 0 0 22px; border: 1px solid var(--line); border-radius: 99px; background: var(--white); }
.cycle button { font: inherit; font-weight: 650; font-size: 15px; border: 0; background: none; color: var(--slate); padding: 9px 20px; border-radius: 99px; cursor: pointer; }
.cycle button em { font-style: normal; font-weight: 700; font-size: 12.5px; margin-left: 6px; padding: 2px 8px; border-radius: 99px; background: rgba(46, 160, 67, .14); color: #1d7a33; }
.cycle button.on { background: var(--ink); color: #fff; }
.cycle button.on em { background: #2ea043; color: #fff; }
.plan .save { margin: 0 0 4px; font-size: 14.5px; font-weight: 650; color: #1d7a33; min-height: 1.4em; }
/* chamada do PLAYOUT na página principal */
.po-teaser { background: radial-gradient(900px 420px at 92% 0%, #2B2552 0%, transparent 62%), var(--ink); }
.po-teaser .hero-cta { margin-top: 28px; }

/* faixa de novidade no topo do site principal */
.news-bar { display: block; background: var(--air); color: #fff; text-decoration: none; text-align: center; font-size: 15px; padding: 9px 16px; line-height: 1.4; }
.news-bar b { font-weight: 800; letter-spacing: .04em; margin-right: 6px; }
.news-bar u { text-underline-offset: 3px; white-space: nowrap; }
.news-bar:hover { background: var(--air-2); }

@media (max-width: 560px) { .news-bar { font-size: 14px; } }
@media print { .news-bar { display: none; } }
/* menu com PLAYOUT: sem quebrar linha; em telas médias esconde os itens menos usados */
.menu a { white-space: nowrap; }
.logo-t { white-space: nowrap; }
.menu { gap: 20px; }
.menu .m-opt { display: none; }   /* a largura do site (1180px) não comporta todos os itens */

/* Barras de rolagem discretas: finas, sem setas, quase invisíveis até passar o mouse */
:root { --sb: rgba(30, 55, 90, .22); --sb-hover: rgba(30, 55, 90, .42); }
:root[data-theme="light"] { --sb: rgba(30, 55, 90, .18); --sb-hover: rgba(30, 55, 90, .38); }
* { scrollbar-width: thin; scrollbar-color: var(--sb) transparent; }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track, ::-webkit-scrollbar-corner { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--sb); border-radius: 8px; border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--sb-hover); background-clip: padding-box; }
::-webkit-scrollbar-button { display: none; width: 0; height: 0; }