/* EarHub • site de apresentação (usa as cores e fontes de app.css)
   Conceito: a cabine azul-marinho do painel vira o céu noturno do topo; o resto da página é dia claro. */

.site { font-size: 16px; line-height: 1.6; overflow-x: hidden; }
.site h1, .site h2, .site h3 { color: inherit; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.wrap.narrow { max-width: 820px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--accent); color: var(--accent-ink); padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 12px; }

.eyebrow { font-family: var(--mono); font-size: 12.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin: 0 0 12px; display: inline-flex; align-items: center; gap: 9px; font-weight: 500; }
.hl { color: var(--hl, var(--accent)); }

.btn.big { padding: 14px 22px; font-size: 16px; border-radius: 12px; }
.btn svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }
.btn.glass { background: rgba(255, 255, 255, .07); color: #e6eef9; border-color: rgba(255, 255, 255, .22); }
.btn.glass:hover { background: rgba(255, 255, 255, .13); border-color: rgba(255, 255, 255, .4); }

/* ---------- cabeçalho ---------- */
.site-head { position: fixed; inset: 0 0 auto 0; z-index: 50; transition: background .25s, box-shadow .25s, border-color .25s; border-bottom: 1px solid transparent; }
.site-head .brand { color: #f2f6fc; }
.site-head .brand-sub { color: #8ea3c4; }
.site-head.solid { background: color-mix(in srgb, var(--surface) 88%, transparent); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom-color: var(--line); }
.site-head.solid .brand { color: var(--text); }
.site-head.solid .brand-sub { color: var(--muted); }
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; height: 72px; }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav > a:not(.btn) { color: #c9d6ea; text-decoration: none; padding: 8px 12px; border-radius: 8px; font-size: 15px; font-weight: 500; }
.site-nav > a:not(.btn):hover { color: #fff; background: rgba(255, 255, 255, .08); }
.site-head.solid .site-nav > a:not(.btn) { color: var(--muted); }
.site-head.solid .site-nav > a:not(.btn):hover { color: var(--text); background: var(--surface-2); }
.site-nav .btn { margin-left: 6px; text-decoration: none; }
.nav-panel { background: transparent; color: #e6eef9; border-color: rgba(255, 255, 255, .25); }
.nav-panel:hover { background: rgba(255, 255, 255, .1); }
.site-head.solid .nav-panel { color: var(--text); border-color: var(--line-2); }
.site-head.solid .nav-panel:hover { background: var(--surface-2); }
.menu-btn { display: none; width: 44px; height: 44px; border: 0; background: transparent; border-radius: 10px; cursor: pointer; padding: 11px 10px; flex-direction: column; justify-content: space-between; }
.menu-btn span { display: block; height: 2px; border-radius: 2px; background: #e6eef9; transition: transform .2s, opacity .2s; }
.site-head.solid .menu-btn span { background: var(--text); }
.menu-btn[aria-expanded="true"] span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }

/* ---------- topo ---------- */
.hero { position: relative; isolation: isolate; color: #e6eef9; background: #06101d; padding: 140px 0 96px; overflow: hidden; --hl: #4c9bff; }
.hero-sky { position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(700px 420px at 78% 30%, rgba(76, 155, 255, .32), transparent 70%),
    radial-gradient(520px 360px at 12% 85%, rgba(255, 181, 71, .14), transparent 70%),
    linear-gradient(180deg, #06101d 0%, #0a1a2f 100%); }
.hero-sky::after { content: ""; position: absolute; inset: 0; opacity: .5;
  background-image: radial-gradient(rgba(255, 255, 255, .5) 1px, transparent 1.4px); background-size: 34px 34px;
  mask-image: radial-gradient(700px 500px at 70% 30%, #000 10%, transparent 75%); -webkit-mask-image: radial-gradient(700px 500px at 70% 30%, #000 10%, transparent 75%); }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.hero .eyebrow { color: #ffb547; }
.pulse { width: 8px; height: 8px; border-radius: 50%; background: #3ddc97; box-shadow: 0 0 0 0 rgba(61, 220, 151, .6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 10px rgba(61, 220, 151, 0); } 100% { box-shadow: 0 0 0 0 rgba(61, 220, 151, 0); } }
.hero h1 { font-size: clamp(40px, 6vw, 68px); line-height: 1.02; font-weight: 800; letter-spacing: -0.045em; margin-bottom: 22px; }
.lead { font-size: clamp(17px, 1.7vw, 19.5px); color: #b5c4db; max-width: 34em; margin: 0 0 30px; }
.lead b { color: #fff; font-weight: 600; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-cta .btn { text-decoration: none; }
.hero-facts { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 8px 22px; color: #92a5c2; font-size: 14.5px; }
.hero-facts li::before { content: "✓"; color: #3ddc97; margin-right: 7px; font-weight: 700; }

/* telas de mentira no topo */
.hero-art { position: relative; min-height: 470px; }
.mock-app { position: absolute; left: 4%; top: 0; width: 300px; background: #0f1d31; border: 1px solid #22385a; border-radius: 16px; box-shadow: 0 30px 80px rgba(0, 0, 0, .55); overflow: hidden; animation: float 7s ease-in-out infinite; }
.mock-bar { display: flex; align-items: center; gap: 8px; padding: 12px 14px; border-bottom: 1px solid #1e3150; font-family: var(--display); font-size: 15px; letter-spacing: -0.03em; }
.mock-bar .ear { color: #4c9bff; }
.mock-bar i { width: 9px; height: 9px; border-radius: 50%; background: #2b4266; margin-left: auto; }
.mock-bar i + i { margin-left: 0; }
.mini-logo { width: 20px; height: 20px; border-radius: 6px; background: #0b1b2e url("/logo.svg") center/contain no-repeat; }
.mock-body { padding: 16px 18px 20px; }
.mock-label { margin: 0; font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: #61769a; }
.mock-id { margin: 2px 0 12px; font-family: var(--mono); font-size: 29px; font-weight: 600; color: #fff; letter-spacing: .02em; }
.mock-pass { margin: 2px 0 0; font-family: var(--mono); font-size: 20px; color: #ffb547; display: flex; align-items: baseline; gap: 10px; }
.mock-pass span { font-family: var(--body); font-size: 11.5px; color: #4c9bff; }
.mock-sep { height: 1px; background: #1e3150; margin: 16px 0 12px; }
.mock-input { margin-top: 6px; border: 1px solid #2b4266; background: #0a1628; border-radius: 10px; padding: 9px 12px; font-family: var(--mono); font-size: 15px; color: #e6eef9; display: flex; align-items: center; }
.caret { width: 2px; height: 17px; background: #4c9bff; margin-left: 2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.mock-btn { margin-top: 10px; background: #4c9bff; color: #04122a; text-align: center; border-radius: 10px; padding: 9px; font-weight: 600; font-size: 14px; }
.mock-prompt { position: absolute; right: 0; top: 60px; width: 260px; background: #f7faff; color: #0d1b2e; border-radius: 14px; padding: 16px 16px 14px; box-shadow: 0 24px 60px rgba(0, 0, 0, .5); animation: float 7s ease-in-out -2.5s infinite; font-size: 13.5px; }
.mock-prompt p { margin: 0 0 12px; line-height: 1.45; }
.mp-title { font-family: var(--display); font-weight: 700; font-size: 15px; margin-bottom: 4px !important; }
.mp-actions { display: flex; gap: 8px; justify-content: flex-end; }
.mp-actions span { border-radius: 8px; padding: 6px 12px; font-weight: 600; font-size: 12.5px; }
.mp-actions .no { border: 1px solid #bccbdd; }
.mp-actions .yes { background: #1f6feb; color: #fff; }
.mp-timer { height: 3px; background: #d6e0ec; border-radius: 3px; margin-top: 12px; overflow: hidden; }
.mp-timer i { display: block; height: 100%; background: #e89614; width: 100%; transform-origin: left; animation: timer 30s linear infinite; }
@keyframes timer { from { transform: scaleX(1); } to { transform: scaleX(0); } }
.mock-panel { position: absolute; right: 6%; bottom: 0; width: 320px; background: rgba(15, 29, 49, .92); border: 1px solid #22385a; border-radius: 14px; padding: 14px; box-shadow: 0 24px 60px rgba(0, 0, 0, .5); backdrop-filter: blur(8px); animation: float 7s ease-in-out -5s infinite; }
.mp-head { margin: 0 0 10px; font-family: var(--display); font-weight: 600; font-size: 14px; display: flex; justify-content: space-between; }
.mp-head span { font-family: var(--mono); font-size: 11px; color: #3ddc97; font-weight: 500; }
.strip { display: grid; grid-template-columns: 10px 1fr auto; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 9px; background: #14253d; margin-top: 6px; font-size: 13px; }
.strip i { width: 8px; height: 8px; border-radius: 50%; background: #61769a; }
.strip i.on { background: #3ddc97; box-shadow: 0 0 8px #3ddc97; }
.strip code { font-family: var(--mono); color: #92a5c2; font-size: 12px; }
@keyframes float { 50% { transform: translateY(-10px); } }
@media (prefers-reduced-motion: reduce) { .mock-app, .mock-prompt, .mock-panel, .pulse, .caret, .mp-timer i { animation: none; } }

/* ---------- faixa de números ---------- */
.band { background: var(--surface); border-bottom: 1px solid var(--line); }
.band-row { display: grid; grid-template-columns: repeat(4, 1fr); }
.band-row p { margin: 0; padding: 26px 18px; display: grid; gap: 2px; text-align: center; border-left: 1px solid var(--line); }
.band-row p:first-child { border-left: 0; }
.band-row b { font-family: var(--display); font-size: 30px; font-weight: 700; letter-spacing: -0.03em; color: var(--accent); }
.band-row span { color: var(--muted); font-size: 14.5px; }

/* ---------- seções ---------- */
.sec { padding: 96px 0; }
.sec.alt { background: var(--bg-2); }
.sec-head { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.sec-head h2, .split h2, .techs h2, .final h2 { font-size: clamp(28px, 3.6vw, 42px); line-height: 1.1; font-weight: 700; letter-spacing: -0.035em; margin-bottom: 14px; }
.sec-head p:not(.eyebrow), .split p:not(.eyebrow) { color: var(--muted); font-size: 17.5px; margin: 0; }

.steps-3 { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; counter-reset: s; position: relative; }
.steps-3 li { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 28px; box-shadow: var(--shadow); }
.steps-3 .n { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: var(--accent); color: var(--accent-ink); font-family: var(--display); font-weight: 700; font-size: 19px; margin-bottom: 18px; }
.steps-3 h3, .feat h3 { font-size: 19px; margin-bottom: 8px; }
.steps-3 p, .feat p { margin: 0; color: var(--muted); }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feat { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 26px; transition: transform .2s, box-shadow .2s, border-color .2s; }
.feat:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: var(--line-2); }
.feat svg { width: 42px; height: 42px; padding: 9px; border-radius: 11px; background: var(--accent-soft); stroke: var(--accent); fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; margin-bottom: 16px; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.split > div { background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 38px; }
.split > div:first-child { border-top: 4px solid var(--ok); }
.split > div:last-child { border-top: 4px solid var(--accent); }
.split > div:first-child .eyebrow { color: var(--ok); }
.split h2 { font-size: clamp(24px, 2.6vw, 30px); }
.checks { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 10px; }
.checks li { position: relative; padding-left: 28px; }
.checks li::before { content: ""; position: absolute; left: 0; top: .32em; width: 18px; height: 18px; border-radius: 50%; background: var(--ok-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2312996b' stroke-width='3.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center/12px no-repeat; }
.checks li.no { color: var(--faint); }
.checks li.no::before { background: var(--surface-2) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238a99b0' stroke-width='3.4' stroke-linecap='round'%3E%3Cpath d='M7 12h10'/%3E%3C/svg%3E") center/12px no-repeat; }

/* ---------- preços ---------- */
.plans { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 28px 24px 24px; }
.plan h3 { font-size: 20px; }
.plan-for { color: var(--muted); margin: 4px 0 18px; font-size: 14.5px; min-height: 2.9em; }
.price { margin: 0; display: flex; align-items: baseline; gap: 4px; font-family: var(--display); }
.price b { font-size: 44px; font-weight: 800; letter-spacing: -0.045em; line-height: 1; }
.price small { color: var(--muted); font-size: 15px; font-weight: 500; font-family: var(--body); }
.plan .checks { margin: 22px 0 26px; flex: 1; font-size: 15px; align-content: start; }
.plan .btn { text-decoration: none; padding: 12px 16px; }
.plan.featured { border: 2px solid var(--accent); box-shadow: 0 20px 50px color-mix(in srgb, var(--accent) 22%, transparent); transform: translateY(-8px); }
.tag { position: absolute; top: -13px; left: 24px; margin: 0; background: var(--accent); color: var(--accent-ink); font-family: var(--mono); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; font-weight: 600; }
.plans-note { text-align: center; color: var(--muted); margin: 34px 0 0; }

/* ---------- técnicos ---------- */
.techs { background: #06101d; color: #e6eef9; position: relative; overflow: hidden; --hl: #ffb547; }
.techs::before { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 400px at 85% 50%, rgba(255, 181, 71, .16), transparent 70%), radial-gradient(500px 360px at 0% 0%, rgba(76, 155, 255, .2), transparent 70%); }
.techs-grid { position: relative; display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.techs .eyebrow { color: #ffb547; }
.techs-copy > p:not(.eyebrow) { color: #b5c4db; font-size: 17.5px; margin: 0; }
.checks.light li { color: #dbe5f3; }
.checks.light li::before { background-color: rgba(61, 220, 151, .16); }
.techs-copy .btn { margin-top: 30px; text-decoration: none; }
.brand-swap { display: grid; gap: 14px; }
.swap-card { background: #0f1d31; border: 1px solid #22385a; border-radius: 16px; padding: 18px; display: flex; gap: 14px; align-items: center; box-shadow: 0 24px 60px rgba(0, 0, 0, .4); }
.swap-card b { display: block; font-family: var(--display); font-size: 17px; }
.swap-card small { font-family: var(--mono); color: #92a5c2; font-size: 12.5px; }
.sw-logo { width: 56px; height: 56px; flex: none; border-radius: 14px; border: 2px dashed #ffb547; color: #ffb547; display: grid; place-items: center; text-align: center; font-family: var(--mono); font-size: 10px; line-height: 1.2; font-weight: 600; letter-spacing: .08em; }
.swap-card.soft { background: #f7faff; color: #0d1b2e; border: 0; flex-direction: column; align-items: stretch; }
.swap-card.soft p { margin: 0; font-size: 15px; }
.swap-arrow { text-align: center; font-family: var(--mono); font-size: 12.5px; color: #92a5c2; letter-spacing: .06em; }

/* ---------- dúvidas ---------- */
.faq { display: grid; gap: 12px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 0 22px; transition: border-color .2s; }
.faq details[open] { border-color: var(--line-2); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 30px 20px 0; font-weight: 600; font-size: 16.5px; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 24px; color: var(--accent); font-weight: 400; transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { margin: 0 0 20px; color: var(--muted); }

/* ---------- chamada final ---------- */
.final { padding: 0 0 96px; }
.final-box { display: flex; align-items: center; justify-content: space-between; gap: 28px; flex-wrap: wrap; }
.final-box { background: linear-gradient(120deg, #0b1b2e, #12345e); color: #e6eef9; border-radius: 26px; padding: 52px 56px; }
.final h2 { margin-bottom: 8px; }
.final p { margin: 0; color: #b5c4db; font-size: 17px; }
.final-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.final-cta .btn { text-decoration: none; }
.final .wrap.final-box { max-width: 1120px; }

/* ---------- rodapé ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--surface); padding: 56px 0 max(24px, env(safe-area-inset-bottom, 0px)); font-size: 15px; }
.foot-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.3fr 1fr; gap: 32px; }
.foot-tag { color: var(--muted); margin: 14px 0 0; }
.foot-grid nav { display: grid; gap: 8px; align-content: start; }
.foot-grid nav a, .foot-grid nav span { color: var(--muted); text-decoration: none; overflow-wrap: anywhere; }
.foot-grid nav a:hover { color: var(--accent); }
.foot-h { margin: 0 0 4px; font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); }
.foot-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--faint); font-size: 13.5px; }

/* ---------- telas menores ---------- */
@media (max-width: 1060px) {
  .plans { grid-template-columns: repeat(2, 1fr); gap: 22px 16px; }
  .plan.featured { transform: none; }
}
@media (max-width: 960px) {
  .menu-btn { display: flex; }
  .site-nav { position: absolute; inset: 100% 0 auto 0; flex-direction: column; align-items: stretch; gap: 2px; padding: 14px max(20px, env(safe-area-inset-right, 0px)) 22px max(20px, env(safe-area-inset-left, 0px)); background: var(--surface); border-bottom: 1px solid var(--line); box-shadow: var(--shadow-lg); transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s, visibility .2s; }
  .site-nav.open { transform: none; opacity: 1; visibility: visible; }
  .site-nav > a:not(.btn), .site-head.solid .site-nav > a:not(.btn) { color: var(--text); padding: 12px 10px; font-size: 16px; }
  .site-nav > a:not(.btn):hover { background: var(--surface-2); color: var(--text); }
  .site-nav .btn { margin: 8px 0 0; padding: 12px; }
  .nav-panel { color: var(--text); border-color: var(--line-2); }
  .hero { padding-top: 116px; }
  .hero-grid, .techs-grid { grid-template-columns: 1fr; }
  .hero-art { min-height: 440px; max-width: 520px; width: 100%; margin: 0 auto; }
  .band-row { grid-template-columns: repeat(2, 1fr); }
  .band-row p:nth-child(3) { border-left: 0; }
  .band-row p:nth-child(n+3) { border-top: 1px solid var(--line); }
  .steps-3, .features { grid-template-columns: 1fr 1fr; }
  .split { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .site { font-size: 15.5px; }
  .sec { padding: 68px 0; }
  .sec-head { margin-bottom: 36px; }
  .hero { padding-bottom: 64px; }
  .hero-cta .btn { width: 100%; }
  .hero-art { min-height: 400px; }
  .mock-app { left: 0; width: 250px; }
  .mock-id { font-size: 24px; }
  .hero-art { min-height: 400px; }
  .mock-prompt { width: 230px; top: 210px; font-size: 12.5px; z-index: 2; }
  .mock-panel { display: none; }
  .steps-3, .features, .plans { grid-template-columns: 1fr; }
  .split > div { padding: 28px 24px; }
  .final-box { padding: 36px 26px; border-radius: 20px; }
  .final-cta, .final-cta .btn { width: 100%; }
  .foot-grid { grid-template-columns: 1fr; gap: 26px; }
}

/* ---------- faixa "sem bloqueio" ---------- */
.nolimit { background: linear-gradient(90deg, #12996b, #0f7d58); color: #fff; }
.nolimit-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 40px; padding-top: 16px; padding-bottom: 16px; }
.nolimit p { margin: 0; font-family: var(--display); font-weight: 600; font-size: 17px; letter-spacing: -0.01em; display: inline-flex; align-items: center; gap: 10px; }
.nolimit .x { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: rgba(255, 255, 255, .2); font-size: 12px; }
.feat.star { border-color: var(--ok); background: linear-gradient(180deg, var(--ok-soft), var(--surface) 60%); }
.feat.star svg { background: var(--ok-soft); stroke: var(--ok); }
.techs-price { margin: 26px 0 0 !important; display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; color: #b5c4db; }
.techs-price b { font-family: var(--display); font-size: 34px; font-weight: 800; color: #fff; letter-spacing: -0.03em; }
.techs-price small { font-size: 15px; }
.techs-price + .btn { margin-top: 18px; }
@media (max-width: 620px) { .nolimit-row { flex-direction: column; align-items: flex-start; gap: 8px; } .nolimit p { font-size: 16px; } }
.price-sub { margin: 6px 0 0; color: var(--muted); font-size: 14px; }

/* ---------- mensal / anual ---------- */
.billing { display: flex; width: max-content; max-width: 100%; margin: -18px auto 40px; padding: 5px; gap: 4px; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; box-shadow: var(--shadow); }
.billing[hidden] { display: none; }
.billing button { border: 0; background: transparent; color: var(--muted); font: 600 15px var(--body); padding: 10px 20px; border-radius: 999px; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; transition: background .2s, color .2s; }
.billing button:hover { color: var(--text); }
.billing button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); }
.billing .save { font-family: var(--mono); font-size: 11px; letter-spacing: .04em; text-transform: uppercase; background: var(--ok-soft); color: var(--ok); padding: 3px 8px; border-radius: 999px; }
.billing button[aria-pressed="true"] .save { background: rgba(255, 255, 255, .22); color: inherit; }
.price-year { margin: 6px 0 0; color: var(--ok); font-size: 14px; font-weight: 600; }
.price-year[hidden], .techs-year[hidden] { display: none; }
.techs-year { flex-basis: 100%; font-size: 14px; color: #3ddc97; }
@media (max-width: 420px) { .billing button { padding: 9px 13px; font-size: 14px; } }

/* ---------- prévia (EARHUB_PREVIA) ---------- */
.previa-bar { background: #ffb547; color: #1d1405; font-size: 13.5px; line-height: 1.4; text-align: center; padding: 7px 0; }
.previa-bar b { font-family: var(--mono); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; background: #1d1405; color: #ffb547; padding: 2px 8px; border-radius: 999px; margin-right: 8px; }
.previa-bar a { color: inherit; font-weight: 600; white-space: nowrap; }
body.previa .hero { padding-top: 176px; }
#pronto { scroll-margin-top: 140px; }
.hero-note { margin: 12px 0 0; color: #92a5c2; font-size: 14px; }
.hero-note a { color: #e6eef9; }
.previa-note { max-width: 720px; margin: -22px auto 40px; padding: 12px 16px; border: 1px dashed #d9921f; border-radius: 12px; background: color-mix(in srgb, #ffb547 12%, transparent); text-align: center; font-size: 15px; }
@media (max-width: 960px) { body.previa .hero { padding-top: 160px; } }
@media (max-width: 620px) { .previa-bar { font-size: 12.5px; padding: 6px 0; } }

/* ---------- contato ---------- */
.techs-alt { margin: 14px 0 0; font-size: 14px; color: #b5c4db; }
.techs-alt a { color: #e6eef9; }
/* Botão flutuante de WhatsApp (canto inferior direito) */
.wa-float { position: fixed; right: max(18px, env(safe-area-inset-right)); bottom: max(18px, env(safe-area-inset-bottom)); z-index: 40; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 8px 24px rgba(0, 0, 0, .28); transition: transform .2s; }
.wa-float:hover { transform: scale(1.06); }
.wa-float:focus-visible { outline: 3px solid #4c9bff; outline-offset: 3px; }
.wa-float svg { width: 28px; height: 28px; stroke: #fff; stroke-width: 2; }
@media (prefers-reduced-motion: reduce) { .wa-float { transition: none; } }
/* Espaço no fim da página para o botão não cobrir o rodapé */
.site-footer { padding-bottom: 84px; }