/* ============================================================
   MIXANDO COM PROPÓSITO — sistema visual compartilhado
   Usado pela home e pelas duas landing pages de produto.

   Cada página define o próprio sotaque de cor sobrescrevendo
   --accent / --accent-2 num <style> local:
     REAPER  → âmbar (padrão deste arquivo)
     Logic   → azul-aço
   ============================================================ */

@font-face{font-family:'Space Grotesk';src:url('../fonts/space-grotesk.woff2') format('woff2-variations');font-weight:300 700;font-style:normal;font-display:swap;}
@font-face{font-family:'Manrope';src:url('../fonts/manrope.woff2') format('woff2-variations');font-weight:200 800;font-style:normal;font-display:swap;}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/plex-mono-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap;}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/plex-mono-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap;}
@font-face{font-family:'IBM Plex Mono';src:url('../fonts/plex-mono-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap;}

:root{
  --bg:oklch(16% 0.014 55);
  --bg-raised:oklch(21% 0.018 55);
  --bg-raised-2:oklch(25% 0.02 55);
  --line:oklch(32% 0.02 55);
  --line-soft:oklch(28% 0.018 55);
  --text:oklch(96% 0.008 60);
  --text-dim:oklch(76% 0.02 60);
  --text-dimmer:oklch(60% 0.018 55);

  /* sotaque padrão: âmbar (REAPER e home) */
  --accent:oklch(80% 0.15 68);
  --accent-2:oklch(70% 0.17 45);
  --accent-ink:oklch(17% 0.03 55);

  --ok:oklch(78% 0.15 155);
  --danger:oklch(68% 0.15 25);

  /* cores das trilhas nos mockups de sessão */
  --tk-drums:oklch(72% 0.15 55);
  --tk-inst:oklch(72% 0.12 220);
  --tk-vox:oklch(72% 0.14 310);
  --tk-bus:var(--accent);

  --mono:'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --display:'Space Grotesk', system-ui, sans-serif;
  --body:'Manrope', system-ui, -apple-system, sans-serif;

  --maxw:1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);-webkit-font-smoothing:antialiased;overflow-x:hidden;}
h1,h2,h3{font-family:var(--display);margin:0;letter-spacing:-0.015em;text-wrap:balance;}
p{margin:0;}
img{max-width:100%;display:block;}
a{color:var(--accent);text-decoration:none;}
a:hover{color:var(--accent-2);}
::selection{background:var(--accent);color:var(--accent-ink);}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:0.14em;text-transform:uppercase;color:var(--accent);display:block;}
.section{padding:96px 0;}
.section-alt{background:var(--bg-raised);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-title{font-size:clamp(25px,3.4vw,36px);line-height:1.14;font-weight:700;}
.section-lede{font-size:clamp(15.5px,1.5vw,17px);color:var(--text-dim);line-height:1.65;margin-top:16px;max-width:640px;}
.divider{height:1px;background:var(--line);width:100%;}
.center{text-align:center;}
.center .section-lede{margin-left:auto;margin-right:auto;}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:linear-gradient(180deg,var(--accent),var(--accent-2));
  color:var(--accent-ink);font-family:var(--display);font-weight:700;font-size:16px;
  padding:17px 30px;border-radius:12px;text-align:center;line-height:1.2;
  box-shadow:0 1px 0 rgba(255,255,255,.28) inset,0 10px 30px -10px oklch(70% .17 55/.6);
  transition:transform .18s ease,filter .18s ease,box-shadow .18s ease;
  border:none;cursor:pointer;
}
.btn:hover{color:var(--accent-ink);filter:brightness(1.06);transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn-lg{font-size:17.5px;padding:20px 38px;}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--line);box-shadow:none;font-weight:600;}
.btn-ghost:hover{color:var(--text);background:var(--bg-raised-2);border-color:var(--accent);filter:none;}
.btn-sub{font-family:var(--mono);font-size:12px;color:var(--text-dimmer);margin-top:12px;line-height:1.5;}

.card{background:var(--bg-raised);border:1px solid var(--line);border-radius:16px;}
.pill{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--text-dim);background:var(--bg-raised-2);border:1px solid var(--line);border-radius:999px;padding:8px 15px;}
.check{flex:0 0 auto;width:22px;height:22px;border-radius:7px;background:color-mix(in oklab,var(--accent) 14%,transparent);display:flex;align-items:center;justify-content:center;}
.stat-num{font-family:var(--display);font-weight:700;font-size:32px;color:var(--accent);line-height:1;font-variant-numeric:tabular-nums;}

/* selo da DAW: identifica o programa, não é marca do site */
.daw-badge{
  display:inline-flex;align-items:center;gap:12px;
  background:oklch(22% .016 55/.75);border:1px solid var(--line-soft);
  border-radius:999px;padding:8px 18px 8px 8px;margin-bottom:20px;
}
.daw-badge img{width:34px;height:34px;object-fit:contain;flex:0 0 auto;}
.daw-badge .eyebrow{margin:0;}
.daw-app-icon{width:17px;height:17px;object-fit:contain;flex:0 0 auto;margin-right:2px;}

.trust-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.trust{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:11.5px;letter-spacing:.03em;color:var(--text-dim);background:oklch(25% .02 55/.7);border:1px solid var(--line-soft);border-radius:999px;padding:7px 13px;}

.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}

/* ---------- cabeçalho e rodapé do site ---------- */
.site-head{position:sticky;top:0;z-index:40;background:oklch(16% .014 55/.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:70px;gap:16px;}
.brand{display:flex;align-items:center;flex:0 0 auto;}
.brand img{height:46px;width:auto;transition:opacity .18s ease;}
.brand:hover img{opacity:.86;}
.site-foot .brand img{height:62px;}
.nav{display:flex;align-items:center;gap:26px;}
.nav a{font-size:14px;color:var(--text-dim);font-weight:500;}
.nav a:hover{color:var(--accent);}
.nav a[aria-current="page"]{color:var(--accent);}
/* o botão dentro do menu tem que vencer a cor de link do .nav */
.nav a.btn,.nav a.btn:hover{color:var(--accent-ink);}
.nav a.btn-ghost,.nav a.btn-ghost:hover{color:var(--text);}

.site-foot{border-top:1px solid var(--line);padding:40px 0 34px;}
.foot-grid{display:flex;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;gap:26px;}
.foot-links{display:flex;flex-direction:column;gap:9px;}
.foot-links a,.foot-links span{font-size:14px;color:var(--text-dim);}
.foot-links a:hover{color:var(--accent);}
.foot-title{font-family:var(--mono);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--text-dimmer);margin-bottom:4px;}
.legal{font-family:var(--mono);font-size:10.5px;color:oklch(48% .015 55);line-height:1.7;max-width:760px;margin-top:28px;}

/* ---------- animações ---------- */
.js-anim .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);}
.js-anim .reveal.in{opacity:1;transform:none;}
.orb{position:absolute;border-radius:50%;filter:blur(70px);opacity:.32;pointer-events:none;animation:floatOrb 16s ease-in-out infinite;}
@keyframes floatOrb{0%,100%{transform:translate(0,0);}50%{transform:translate(26px,-28px);}}
.marquee-row{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-raised);}
.marquee-track{display:flex;gap:40px;white-space:nowrap;width:max-content;animation:marquee 34s linear infinite;padding:14px 0;}
.marquee-track span{font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--text-dimmer);}
@keyframes marquee{from{transform:translateX(0);}to{transform:translateX(-50%);}}
.diagram-line{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.1s ease;}
.diagram-svg.draw .diagram-line{stroke-dashoffset:0;}

/* ---------- janela da DAW (prova visual) ---------- */
.daw{background:oklch(18% .012 55);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 40px 90px -40px rgba(0,0,0,.85);}
.daw-bar{display:flex;align-items:center;gap:10px;padding:11px 14px;background:linear-gradient(180deg,oklch(24% .018 55),oklch(21% .016 55));border-bottom:1px solid var(--line);}
.daw-dot{width:11px;height:11px;border-radius:50%;flex:0 0 auto;}
.daw-title{font-family:var(--mono);font-size:11.5px;color:var(--text-dimmer);letter-spacing:.06em;margin-left:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.daw-tabs{display:flex;gap:4px;padding:9px 12px;background:oklch(20% .014 55);border-bottom:1px solid var(--line-soft);}
.daw-tab{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--text-dimmer);background:transparent;border:1px solid transparent;padding:7px 14px;border-radius:8px;cursor:pointer;transition:all .18s ease;}
.daw-tab:hover{color:var(--text-dim);background:oklch(24% .018 55);}
.daw-tab[aria-selected="true"]{color:var(--accent-ink);background:var(--accent);border-color:var(--accent);font-weight:600;}
.daw-pane{display:none;}
.daw-pane.on{display:block;}

.tracks{display:grid;grid-template-columns:252px 1fr;}
.tcp{border-right:1px solid var(--line);background:oklch(19% .012 55);}
.tcp-head{height:26px;border-bottom:1px solid var(--line);background:oklch(21% .014 55);}
.arrange{position:relative;background:repeating-linear-gradient(90deg,oklch(22% .014 55) 0 1px,transparent 1px 68px),oklch(17% .01 55);overflow:hidden;}
.ruler{height:26px;border-bottom:1px solid var(--line);background:oklch(21% .014 55);display:flex;align-items:center;font-family:var(--mono);font-size:9.5px;color:var(--text-dimmer);position:relative;}
.ruler span{position:absolute;padding-left:5px;letter-spacing:.05em;}
.trow{display:flex;align-items:center;gap:8px;height:34px;padding:0 9px;border-bottom:1px solid oklch(22% .014 55);}
.trow.folder{background:oklch(22% .016 55);}
.tnum{font-family:var(--mono);font-size:9.5px;color:oklch(48% .015 55);width:15px;flex:0 0 auto;text-align:right;}
.tcolor{width:4px;height:19px;border-radius:2px;flex:0 0 auto;}
.tname{font-family:var(--mono);font-size:10.5px;color:var(--text-dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;}
.trow.folder .tname{color:var(--text);font-weight:600;letter-spacing:.06em;}
.tindent{width:11px;flex:0 0 auto;}
.tbtns{display:flex;gap:3px;flex:0 0 auto;}
.tbtn{width:15px;height:15px;border-radius:4px;font-family:var(--mono);font-size:8px;display:flex;align-items:center;justify-content:center;background:oklch(24% .018 55);color:oklch(52% .015 55);border:1px solid oklch(27% .018 55);}
.tbtn.on-s{background:oklch(72% .15 90/.22);color:oklch(82% .15 90);border-color:oklch(72% .15 90/.4);}
.tfader{height:3px;border-radius:2px;background:oklch(28% .018 55);flex:0 0 auto;width:30px;overflow:hidden;}
.tfader i{display:block;height:100%;border-radius:2px;background:oklch(55% .02 55);}
.arow{height:34px;border-bottom:1px solid oklch(20% .012 55);display:flex;align-items:center;padding:0 8px;gap:6px;}
.clip{height:23px;border-radius:4px;overflow:hidden;flex:0 0 auto;display:flex;align-items:center;justify-content:space-around;padding:0 3px;gap:1px;}
.clip i{display:block;width:1.5px;border-radius:1px;background:rgba(255,255,255,.55);flex:0 0 auto;}

.mixer{display:flex;gap:8px;padding:20px 16px;overflow-x:auto;background:oklch(17% .01 55);}
.strip{flex:0 0 auto;width:66px;background:oklch(21% .014 55);border:1px solid var(--line-soft);border-radius:9px;padding:9px 7px;display:flex;flex-direction:column;align-items:center;gap:8px;}
.strip.bus{background:oklch(24% .022 60);border-color:color-mix(in oklab,var(--accent) 32%,transparent);}
.strip.master{background:linear-gradient(180deg,oklch(28% .04 62),oklch(23% .025 58));border-color:color-mix(in oklab,var(--accent) 55%,transparent);width:80px;position:sticky;right:0;box-shadow:-16px 0 26px -8px oklch(17% .01 55);}
.strip-name{font-family:var(--mono);font-size:8.5px;letter-spacing:.04em;color:var(--text-dim);text-align:center;height:22px;display:flex;align-items:center;line-height:1.15;}
.strip.bus .strip-name,.strip.master .strip-name{color:var(--accent);font-weight:600;}
.knob{width:20px;height:20px;border-radius:50%;border:1.5px solid oklch(34% .02 55);background:oklch(25% .018 55);position:relative;}
.knob::after{content:'';position:absolute;left:50%;top:2px;width:1.5px;height:6px;background:var(--text-dim);transform-origin:50% 8px;transform:translateX(-50%) rotate(var(--rot,0deg));}
.fader-lane{height:92px;width:100%;display:flex;gap:5px;justify-content:center;align-items:flex-end;}
.fader{width:5px;height:100%;border-radius:3px;background:oklch(31% .018 55);position:relative;box-shadow:inset 0 0 0 1px oklch(26% .016 55);}
.fader b{position:absolute;left:50%;transform:translate(-50%,50%);width:15px;height:9px;border-radius:2px;background:linear-gradient(180deg,oklch(58% .02 55),oklch(42% .02 55));border:1px solid oklch(30% .02 55);}
.meter{width:5px;height:100%;border-radius:3px;background:oklch(23% .014 55);display:flex;align-items:flex-end;overflow:hidden;}
.meter i{display:block;width:100%;border-radius:3px;background:linear-gradient(180deg,var(--accent),var(--accent-2));animation:pulseFill 2.6s ease-in-out infinite;}
@keyframes pulseFill{0%,100%{filter:brightness(.92);}50%{filter:brightness(1.2);}}

.daw-foot{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;justify-content:space-between;padding:11px 16px;border-top:1px solid var(--line);background:oklch(20% .014 55);font-family:var(--mono);font-size:10.5px;color:var(--text-dimmer);letter-spacing:.04em;}
.legend{display:flex;flex-wrap:wrap;gap:16px;margin-top:18px;justify-content:center;}
.legend span{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:11px;color:var(--text-dimmer);letter-spacing:.04em;}
.legend i{width:9px;height:9px;border-radius:3px;}

/* ---------- barra fixa mobile ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;
  padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:oklch(18% .014 55/.96);backdrop-filter:blur(14px);border-top:1px solid var(--line);
  grid-template-columns:1fr auto;gap:12px;align-items:center;
  transform:translateY(110%);transition:transform .3s cubic-bezier(.2,.7,.2,1);
}
.sticky-cta.show{transform:translateY(0);}
.sticky-cta .price{font-family:var(--display);font-weight:700;font-size:17px;line-height:1.1;}
.sticky-cta .price small{display:block;font-family:var(--mono);font-weight:400;font-size:10px;color:var(--text-dimmer);letter-spacing:.04em;margin-top:2px;}

/* ---------- FAQ ---------- */
details.faq{padding:0;overflow:hidden;}
details.faq summary{padding:18px 22px;cursor:pointer;font-family:var(--display);font-weight:600;font-size:15.5px;color:var(--text);list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary::after{content:'';flex:0 0 auto;width:9px;height:9px;border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(45deg);transition:transform .22s ease;margin-top:-4px;}
details.faq[open] summary::after{transform:rotate(-135deg);margin-top:2px;}
details.faq p{padding:0 22px 20px;font-size:14.5px;color:var(--text-dim);line-height:1.65;}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  .js-anim .reveal{opacity:1;transform:none;transition:none;}
  .orb,.meter i,.marquee-track{animation:none;}
  .btn:hover{transform:none;}
}

@media (max-width: 1000px){ .grid-4{grid-template-columns:1fr 1fr;} }

@media (max-width: 860px){
  .wrap{padding:0 20px;}
  .section{padding:60px 0;}
  .grid-2,.grid-3{grid-template-columns:1fr;}
  .hero-grid{grid-template-columns:1fr !important;gap:36px !important;}
  .hero-title{font-size:clamp(32px,8.5vw,42px) !important;}
  .about-luan{grid-template-columns:1fr !important;text-align:center;}
  .about-luan .avatar{margin:0 auto;}
  .about-luan .luan-meta{justify-content:center;}
  .split-2{grid-template-columns:1fr !important;gap:28px !important;}
  .steps-num{font-size:13px !important;}
  .nav{gap:16px;}
  .nav a{font-size:13px;}
  .nav .nav-hide{display:none;}
  .brand img{height:38px;}
  .site-foot .brand img{height:50px;}
  .sticky-cta{display:grid;}
  body.has-sticky{padding-bottom:76px;}
  .tracks{grid-template-columns:186px 1fr;}
  .tcp .tfader{display:none;}
  .daw-tab{padding:7px 12px;font-size:10px;}
}

@media (max-width: 620px){
  .tracks{grid-template-columns:158px 1fr;}
  .tcp .tnum,.tcp .tbtns{display:none;}
  .trow{padding:0 10px;gap:7px;}
  .tindent{width:8px;}
}

@media (max-width: 560px){
  .grid-4{grid-template-columns:1fr;}
  .problem-grid{grid-template-columns:1fr 1fr !important;}
  .hero-cta-wrap{align-items:stretch !important;}
  .hero-cta-wrap .btn-sub{text-align:center;}
  .btn{width:100%;}
  .sticky-cta .btn,.nav .btn{width:auto;}
  .legend{gap:10px 14px;}
  .trust{font-size:11px;padding:6px 11px;}
  .brand img{height:30px;}
  .site-head .wrap{gap:10px;}
}