/* Ayra, página de apresentação. Escura, tipográfica e centrada no produto.
   Gelo (#6FE3FF) = ação. Halo (#FFE9B8) = ela. */
:root {
  --void: #04060f; --panel: #0a0f22; --deep: #1b2352; --ink: #f2f5fb; --body: #aab5cf; --muted: #7d89a6;
  --ion: #6fe3ff; --halo: #ffe9b8; --edge: rgba(160, 190, 255, .14); --glass: rgba(160, 185, 255, .055);
  --font: "Inter", system-ui, sans-serif; --head: "Inter Tight", "Inter", system-ui, sans-serif; --logo: "Unbounded", sans-serif;
  --gutter: clamp(20px, 5vw, 48px); --max: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; background: var(--void); color: var(--body); font: 400 17px/1.65 var(--font); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--ion); outline-offset: 3px; border-radius: 6px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { animation: none !important; transition: none !important; } }
h1, h2, h3 { font-family: var(--head); color: var(--ink); margin: 0; letter-spacing: -.035em; }
p { margin: 0 0 1em; }

.mesh { position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background: radial-gradient(50vmax 36vmax at 50% -6%, rgba(111, 227, 255, .13), transparent 70%),
              radial-gradient(40vmax 30vmax at 10% 30%, rgba(27, 35, 82, .8), transparent 70%),
              radial-gradient(36vmax 28vmax at 92% 52%, rgba(255, 233, 184, .06), transparent 70%); }
main, footer { position: relative; z-index: 1; }
section { padding: clamp(72px, 11vw, 140px) var(--gutter); max-width: var(--max); margin: 0 auto; }
section > h2 { font-size: clamp(30px, 5vw, 56px); font-weight: 600; line-height: 1.05; max-width: 15em; margin-bottom: clamp(32px, 5vw, 56px); }

/* ---------- navegação (vidro fosco, fixa) ---------- */
.nav { position: sticky; top: 0; z-index: 10; background: rgba(4, 6, 15, .62); backdrop-filter: saturate(180%) blur(18px); -webkit-backdrop-filter: saturate(180%) blur(18px); border-bottom: 1px solid var(--edge); }
.nav-in { max-width: var(--max); margin: 0 auto; height: 56px; padding: 0 var(--gutter); display: flex; align-items: center; gap: 28px; }
.logo { font-family: var(--logo); font-size: 18px; color: var(--ink); text-decoration: none; }
.nav nav { display: flex; gap: 26px; margin-left: auto; font-size: 14px; }
.nav nav a { text-decoration: none; color: var(--body); transition: color .2s; }
.nav nav a:hover { color: var(--ink); }
@media (max-width: 720px) { .nav nav { display: none; } .nav .btn { margin-left: auto; } }

/* ---------- botões ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; height: 48px; padding: 0 26px; border-radius: 999px; font: 500 16px var(--font); text-decoration: none; transition: transform .2s, box-shadow .25s, background .2s, color .2s; }
.btn.small { height: 34px; padding: 0 16px; font-size: 14px; background: var(--ink); color: #04060f; }
.btn.small:hover { background: #fff; }
.btn.primary { background: var(--ink); color: #04060f; box-shadow: 0 0 0 1px rgba(255, 255, 255, .2), 0 10px 40px -8px rgba(111, 227, 255, .5); }
.btn.primary:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(255, 255, 255, .3), 0 14px 50px -6px rgba(111, 227, 255, .7); }
.btn.text { color: var(--ink); padding: 0 14px; }
.btn.text::after { content: "›"; margin-left: 8px; font-size: 20px; transition: transform .2s; }
.btn.text:hover::after { transform: translateX(3px); }
.btn.wide { width: 100%; }
.fine { font-size: 13.5px; color: var(--muted); margin-top: 16px; }

/* ---------- hero: só tipografia; a esfera fica no produto ---------- */
.hero { text-align: center; padding-top: clamp(56px, 9vw, 120px); padding-bottom: clamp(32px, 5vw, 56px); }
.hero h1 { font-size: clamp(42px, 8.6vw, 100px); font-weight: 600; line-height: .98; letter-spacing: -.045em; animation: rise .9s cubic-bezier(.2, .7, .2, 1) both; }
.lead { font-size: clamp(18px, 2vw, 23px); line-height: 1.5; max-width: 30em; margin: 28px auto 36px; color: var(--body); animation: rise .9s .12s cubic-bezier(.2, .7, .2, 1) both; }
.actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; animation: rise .9s .22s cubic-bezier(.2, .7, .2, 1) both; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }

/* ---------- produto ---------- */
.stage { position: relative; padding-top: 0; }
.glow { position: absolute; left: 50%; top: 4%; width: min(900px, 96%); height: 70%; transform: translateX(-50%); background: radial-gradient(closest-side, rgba(111, 227, 255, .28), rgba(147, 184, 255, .10) 55%, transparent 75%); filter: blur(30px); pointer-events: none; }
.window { position: relative; border-radius: 22px; background: linear-gradient(180deg, rgba(20, 28, 60, .85), rgba(9, 13, 30, .92)); border: 1px solid rgba(180, 205, 255, .2); box-shadow: 0 60px 120px -30px rgba(0, 0, 0, .8), 0 0 0 1px rgba(0, 0, 0, .4), inset 0 1px 0 rgba(255, 255, 255, .08); overflow: hidden; }
.chrome { display: flex; align-items: center; gap: 7px; padding: 14px 18px; border-bottom: 1px solid var(--edge); }
.chrome i { width: 11px; height: 11px; border-radius: 50%; background: rgba(255, 255, 255, .14); }
.chrome span { margin: 0 auto; transform: translateX(-24px); font-size: 12.5px; color: var(--muted); }
.win-body { display: grid; grid-template-columns: 210px 1fr; min-height: 470px; }
.win-side { border-right: 1px solid var(--edge); padding: 22px 16px; display: flex; flex-direction: column; gap: 4px; font-size: 14px; }
.win-side b { font-family: var(--logo); font-weight: 500; color: var(--ink); margin: 0 10px 14px; }
.win-side span { padding: 8px 10px; border-radius: 9px; color: var(--muted); }
.win-side .on { background: var(--glass); color: var(--ink); }
.win-main { padding: 28px clamp(16px, 4vw, 44px) 24px; display: flex; flex-direction: column; align-items: stretch; }
@media (max-width: 760px) { .win-body { grid-template-columns: 1fr; } .win-side { display: none; } }

.orb { --s: 104px; position: relative; width: var(--s); height: var(--s); align-self: center; margin: 4px 0 22px; background: none; border: 0; padding: 0; cursor: pointer; border-radius: 50%; }
.orb .core { position: absolute; inset: 0; border-radius: 50%; background: radial-gradient(circle at 38% 32%, #fffaf0 0, var(--halo) 20%, #93b8ff 56%, var(--deep) 100%); box-shadow: 0 0 46px rgba(111, 227, 255, .4), 0 0 120px rgba(255, 233, 184, .14); animation: breathe 7s ease-in-out infinite; }
.orb .mic { position: absolute; inset: 0; margin: auto; width: 34px; height: 34px; fill: none; stroke: #0b1330; stroke-width: 1.7; stroke-linecap: round; opacity: .55; }
.halo-ring { position: absolute; inset: -12%; border-radius: 50%; border: 1px solid rgba(111, 227, 255, .4); opacity: .5; }
.halo-ring.r2 { inset: -28%; opacity: .2; }
.orb.pulse .halo-ring { animation: ping 1.1s ease-out; }
@keyframes breathe { 50% { transform: scale(1.05); } }
@keyframes ping { from { transform: scale(.9); opacity: .9; } to { transform: scale(1.14); opacity: 0; } }

.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-bottom: 20px; }
.chips button { font: 450 13.5px var(--font); color: var(--body); background: transparent; border: 1px solid var(--edge); border-radius: 999px; padding: 7px 14px; cursor: pointer; transition: .2s; }
.chips button:hover { color: var(--ink); border-color: rgba(180, 205, 255, .4); }
.chips button[aria-selected="true"] { color: #04060f; background: var(--ink); border-color: var(--ink); }
.bubble { max-width: min(86%, 560px); padding: 13px 18px; border-radius: 20px; margin-bottom: 12px; font-size: 16px; line-height: 1.55; }
.bubble.you { align-self: flex-end; background: rgba(111, 227, 255, .12); border: 1px solid rgba(111, 227, 255, .28); color: var(--ink); border-bottom-right-radius: 6px; }
.bubble.ayra { align-self: flex-start; min-height: 8.2em; background: rgba(255, 233, 184, .05); border: 1px solid rgba(255, 233, 184, .16); color: #f4eedd; border-bottom-left-radius: 6px; }
.sample { margin: auto 0 0; padding-top: 6px; text-align: center; font-size: 12.5px; color: var(--muted); }

/* ---------- bento ---------- */
.grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 14px; }
.tile { position: relative; overflow: hidden; border-radius: 26px; padding: clamp(24px, 3vw, 36px); background: linear-gradient(180deg, rgba(160, 185, 255, .07), rgba(160, 185, 255, .025)); border: 1px solid var(--edge); min-height: 300px; display: flex; flex-direction: column; transition: border-color .3s, transform .3s; }
.tile:hover { border-color: rgba(180, 205, 255, .3); }
.tile h3 { font-size: clamp(21px, 2.3vw, 28px); font-weight: 600; line-height: 1.12; margin-bottom: 12px; max-width: 14em; }
.tile p { font-size: 16px; margin: 0; max-width: 30em; }
.t-wide { grid-column: span 4; } .t-voice { grid-column: span 2; } .t-sky { grid-column: span 2; } .t-sci { grid-column: span 2; } .t-mem { grid-column: span 2; }
@media (max-width: 900px) { .t-wide { grid-column: span 6; } .t-voice, .t-sky, .t-sci, .t-mem { grid-column: span 3; } }
@media (max-width: 620px) { .t-voice, .t-sky, .t-sci, .t-mem { grid-column: span 6; } .tile { min-height: 0; } }

.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: auto 0 0; padding-top: 28px; }
.tags li { padding: 6px 14px; border-radius: 999px; border: 1px solid var(--edge); background: var(--glass); color: var(--ink); font-size: 14px; }
.wave { display: flex; align-items: center; justify-content: center; gap: 6px; height: 90px; margin-top: auto; }
.wave i { width: 5px; border-radius: 4px; background: linear-gradient(var(--ion), var(--halo)); height: 16px; animation: bar 1.6s ease-in-out infinite; }
.wave i:nth-child(1) { animation-delay: -.2s; } .wave i:nth-child(2) { animation-delay: -.5s; } .wave i:nth-child(3) { animation-delay: -.8s; } .wave i:nth-child(4) { animation-delay: -1.1s; }
.wave i:nth-child(5) { animation-delay: -1.4s; } .wave i:nth-child(6) { animation-delay: -.3s; } .wave i:nth-child(7) { animation-delay: -.9s; } .wave i:nth-child(8) { animation-delay: -1.2s; }
.wave i:nth-child(9) { animation-delay: -.6s; } .wave i:nth-child(10) { animation-delay: -1s; } .wave i:nth-child(11) { animation-delay: -.1s; }
@keyframes bar { 50% { height: 70px; } }
.wheel { width: min(210px, 70%); margin: auto auto 0; padding-top: 18px; }
.w-ring { fill: none; stroke: rgba(160, 190, 255, .28); stroke-width: 1; } .w-ring.dim { stroke: rgba(160, 190, 255, .14); }
.w-ticks path { stroke: rgba(160, 190, 255, .35); stroke-width: 1.2; fill: none; }
.w-moon { fill: #e9eefc; } .w-sun { fill: var(--halo); filter: drop-shadow(0 0 8px var(--halo)); }
.w-dot.a { fill: var(--ion); } .w-dot.b { fill: #93b8ff; } .w-dot.c { fill: #c9a8ff; }
.split { display: grid; gap: 8px; margin-top: auto; padding-top: 24px; }
.split span { display: flex; justify-content: space-between; gap: 12px; padding: 10px 14px; border-radius: 12px; background: var(--glass); border: 1px solid var(--edge); font-size: 14px; color: var(--muted); }
.split b { color: var(--ink); font-weight: 500; }
.mem { display: grid; gap: 8px; margin-top: auto; padding-top: 24px; }
.mem span { padding: 10px 14px; border-radius: 14px; background: rgba(255, 233, 184, .05); border: 1px solid rgba(255, 233, 184, .15); font-size: 14px; color: #ece4cf; }

/* ---------- passos ---------- */
.steps ol { list-style: none; counter-reset: p; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; padding: 0; margin: 0; }
.steps li { counter-increment: p; padding: 28px; border-radius: 24px; border: 1px solid var(--edge); background: var(--glass); }
.steps li::before { content: counter(p); display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; margin-bottom: 40px; font: 600 14px var(--head); color: #04060f; background: var(--ion); }
.steps strong { display: block; color: var(--ink); font: 600 21px/1.2 var(--head); letter-spacing: -.02em; margin-bottom: 8px; }
.steps li span { font-size: 15.5px; }
@media (max-width: 760px) { .steps ol { grid-template-columns: 1fr; } .steps li::before { margin-bottom: 20px; } }

/* ---------- limites ---------- */
.limites ul { list-style: none; margin: 0; padding: 0; max-width: 760px; }
.limites li { padding: 22px 0 22px 36px; border-top: 1px solid var(--edge); position: relative; font-size: clamp(17px, 1.7vw, 20px); color: #c4cee4; }
.limites li:last-child { border-bottom: 1px solid var(--edge); }
.limites li::before { content: ""; position: absolute; left: 4px; top: 34px; width: 9px; height: 9px; border-radius: 50%; background: var(--halo); box-shadow: 0 0 14px var(--halo); }

/* ---------- plano ---------- */
.plano { display: flex; justify-content: center; }
.plano-card { width: min(100%, 480px); padding: clamp(28px, 5vw, 44px); border-radius: 32px; border: 1px solid rgba(180, 205, 255, .22); text-align: left;
  background: radial-gradient(120% 70% at 50% -10%, rgba(111, 227, 255, .16), transparent 60%), linear-gradient(180deg, rgba(160, 185, 255, .07), rgba(160, 185, 255, .02)); box-shadow: 0 40px 100px -40px rgba(111, 227, 255, .35); }
.plano-card h2 { font-size: 22px; font-weight: 600; margin: 0 0 6px; }
.price { font: 600 clamp(38px, 6vw, 54px)/1.05 var(--head); letter-spacing: -.04em; color: var(--ink); margin: 0 0 24px; }
.plano-card ul { list-style: none; padding: 0; margin: 0 0 28px; }
.plano-card li { padding: 12px 0 12px 32px; border-top: 1px solid var(--edge); position: relative; color: #c4cee4; }
.plano-card li::before { content: ""; position: absolute; left: 4px; top: 19px; width: 12px; height: 7px; border-left: 2px solid var(--ion); border-bottom: 2px solid var(--ion); transform: rotate(-45deg); }
.plano-card .fine { text-align: center; }

/* ---------- FAQ e rodapé ---------- */
.faq { max-width: 820px; }
details { border-top: 1px solid var(--edge); } details:last-of-type { border-bottom: 1px solid var(--edge); }
summary { cursor: pointer; padding: 22px 36px 22px 0; font: 500 19px/1.3 var(--head); color: var(--ink); letter-spacing: -.015em; list-style: none; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 4px; top: 18px; font-size: 28px; font-weight: 300; color: var(--ion); transition: transform .25s; }
details[open] summary::after { transform: rotate(45deg); }
details p { padding: 0 36px 22px 0; margin: 0; }
footer { border-top: 1px solid var(--edge); }
.foot-in { max-width: var(--max); margin: 0 auto; padding: 40px var(--gutter) 56px; display: flex; flex-wrap: wrap; align-items: center; gap: 12px 32px; font-size: 14px; color: var(--muted); }
.foot-in p { margin: 0; flex: 1 1 320px; } .foot-in a { color: var(--ion); text-decoration: none; }