/* ============================================================
   BE>AM · The Light Painting Museum · Landing
   Vanilla CSS. Prism palette + Vantablack + The Beam motif.
============================================================ */
:root{
  --bg:#05050a;
  --bg-2:#0b0b13;
  --panel:#101018;
  --panel-2:#15151f;
  --line:rgba(255,255,255,.10);
  --ink:#f5f5f0;
  --ink-dim:#c9cdd2;
  --ink-mut:#8b8f99;

  --red:#ff3b3b; --orange:#ff8a3c; --yellow:#ffd23c; --green:#37d67a;
  --cyan:#22d3ee; --blue:#3b82f6; --violet:#a855f7;
  --beam:#8fd3ff;

  --prism:linear-gradient(90deg,var(--red),var(--orange),var(--yellow),var(--green),var(--cyan),var(--blue),var(--violet));
  --prism-soft:linear-gradient(120deg,#ff3b3b33,#ffd23c22,#37d67a22,#22d3ee22,#3b82f633,#a855f733);

  --maxw:1240px;
  --r:18px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"Helvetica Neue","Helvetica",Arial,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  background:var(--bg);color:var(--ink);font-family:var(--font);
  line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden;
  background-image:radial-gradient(1200px 600px at 80% -10%,#12121f 0%,transparent 60%),radial-gradient(900px 500px at 0% 20%,#0d0d18 0%,transparent 55%);
}
/* subtle film grain */
body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--violet);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

/* ---------- helpers ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,56px)}
.wrap--narrow{max-width:820px}
.muted{color:var(--ink-mut)}
.gt{background:var(--prism);-webkit-background-clip:text;background-clip:text;color:transparent}
.prism-text{background:var(--prism);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 100%;animation:prismShift 8s linear infinite}
@keyframes prismShift{to{background-position:200% 0}}
.kicker{font-size:.78rem;letter-spacing:.28em;text-transform:uppercase;color:var(--ink-mut);font-weight:700;margin-bottom:1rem}
.glass{background:rgba(255,255,255,.045);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--line);border-radius:var(--r)}
.lead{font-size:clamp(1.05rem,2vw,1.3rem);color:var(--ink-dim);max-width:46ch}

/* ---------- buttons ---------- */
.btn{
  --bw:1px;display:inline-flex;align-items:center;gap:.5em;
  padding:.85em 1.5em;border-radius:100px;font-weight:700;font-size:.95rem;
  background:var(--ink);color:#08080c;border:var(--bw) solid transparent;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s;cursor:pointer;
  position:relative;isolation:isolate;
}
.btn:hover{transform:translateY(-2px)}
.btn[data-cta]{box-shadow:0 0 0 0 rgba(168,85,247,.5)}
.btn[data-cta]::before{content:"";position:absolute;inset:-2px;border-radius:inherit;background:var(--prism);z-index:-1;opacity:0;filter:blur(14px);transition:opacity .35s}
.btn[data-cta]:hover::before{opacity:.9}
.btn--lg{padding:1.05em 1.9em;font-size:1.02rem}
.btn--sm{padding:.6em 1.1em;font-size:.85rem}
.btn--full{width:100%;justify-content:center}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--ink);background:rgba(255,255,255,.04)}

/* ---------- scroll beam (progress) ---------- */
.scroll-beam{position:fixed;top:0;left:0;right:0;height:3px;z-index:1000;background:rgba(255,255,255,.05)}
.scroll-beam span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--beam),#fff);box-shadow:0 0 12px var(--beam)}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:900;display:flex;align-items:center;gap:2rem;
  padding:16px clamp(20px,5vw,56px);transition:background .4s,border-color .4s,padding .4s;
  border-bottom:1px solid transparent;
}
.nav.is-stuck{background:rgba(8,8,14,.72);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom-color:var(--line)}
.nav__logo{font-size:1.5rem;font-weight:800;letter-spacing:-.02em;margin-right:auto}
.nav__links{display:flex;gap:1.8rem}
.nav__links a{color:var(--ink-dim);font-size:.92rem;font-weight:600;position:relative}
.nav__links a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--prism);transition:width .3s var(--ease)}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{width:100%}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav__burger span{width:26px;height:2px;background:var(--ink);transition:.3s}

/* ============================================================
   HERO
============================================================ */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding:2rem 0 3rem;overflow:hidden}
.hero__particles{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero__grid{position:relative;z-index:2;max-width:var(--maxw);margin:0 auto;width:100%;padding:0 clamp(20px,5vw,56px);
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1rem,4vw,3rem);align-items:center}
.hero__title{font-size:clamp(3rem,9.5vw,8rem);line-height:.92;font-weight:800;letter-spacing:-.03em;margin:.2em 0 .35em}
.hero__sub{font-size:clamp(1.05rem,1.8vw,1.35rem);color:var(--ink-dim);max-width:44ch;margin-bottom:2rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:2.2rem}
.hero__chips{display:flex;flex-wrap:wrap;gap:.6rem;list-style:none}
.hero__chips li{font-size:.8rem;letter-spacing:.05em;color:var(--ink-dim);border:1px solid var(--line);border-radius:100px;padding:.4em 1em;background:rgba(255,255,255,.03)}
.hero__visual{position:relative;height:min(78vh,720px);display:flex;align-items:center;justify-content:center}
.hero__building{height:100%;width:auto;object-fit:contain;filter:drop-shadow(0 30px 80px rgba(0,0,0,.7));border-radius:16px}
.hero__beam{position:absolute;top:-18vh;left:50%;transform:translateX(-50%);width:4px;height:42vh;
  background:linear-gradient(to bottom,transparent,var(--beam) 32%,#fff 62%,rgba(143,211,255,.35) 88%,transparent);
  box-shadow:0 0 40px 6px rgba(143,211,255,.45);opacity:.85;z-index:1;animation:beamPulse 4s ease-in-out infinite}
@keyframes beamPulse{50%{opacity:.55}}
.hero__badge{position:absolute;left:-6%;bottom:12%;display:flex;align-items:center;gap:.7rem;padding:.8rem 1.1rem;z-index:3}
.hero__badge strong{display:block;font-size:1.05rem}
.hero__badge small{color:var(--ink-mut);font-size:.75rem}
.hero__badge-dot{width:10px;height:10px;border-radius:50%;background:var(--beam);box-shadow:0 0 12px var(--beam);animation:beamPulse 2s infinite}
.hero__scrollcue{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);width:24px;height:38px;border:2px solid var(--line);border-radius:100px;z-index:3}
.hero__scrollcue span{position:absolute;top:7px;left:50%;transform:translateX(-50%);width:4px;height:8px;background:var(--beam);border-radius:2px;animation:cue 1.6s infinite}
@keyframes cue{0%{opacity:0;top:7px}40%{opacity:1}100%{opacity:0;top:20px}}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 0;background:rgba(255,255,255,.015)}
.marquee__track{display:inline-flex;gap:2rem;white-space:nowrap;animation:scrollx 28s linear infinite;will-change:transform}
.marquee__track span{font-size:1.1rem;font-weight:800;letter-spacing:.1em;color:var(--ink)}
.marquee__track i{color:var(--violet);font-style:normal}
@keyframes scrollx{to{transform:translateX(-50%)}}

/* ============================================================
   SECTIONS (generic)
============================================================ */
.section{padding:clamp(4.5rem,10vw,9rem) 0;position:relative}
.sec-head{margin-bottom:clamp(2.5rem,5vw,4rem);max-width:900px}
.sec-head h2{font-size:clamp(2.1rem,5.5vw,4.2rem);line-height:1.02;font-weight:800;letter-spacing:-.02em}
.sec-sub{margin-top:1.2rem;font-size:clamp(1rem,1.6vw,1.2rem);color:var(--ink-dim);max-width:52ch}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ============================================================
   02 PROBLEMA
============================================================ */
.problema__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.blackbox{display:flex;align-items:center;gap:1rem;margin-top:2.5rem;flex-wrap:wrap}
.blackbox>span{font-size:.72rem;letter-spacing:.2em;color:var(--ink-mut)}
.blackbox__core{width:120px;height:120px;border-radius:20px;background:#020204;border:1px solid var(--line);
  display:grid;place-content:center;font-size:2.4rem;font-weight:800;color:var(--ink-mut);position:relative;box-shadow:inset 0 0 40px #000}
.blackbox__core small{position:absolute;bottom:12px;left:0;right:0;text-align:center;font-size:.6rem;letter-spacing:.15em;color:var(--ink-mut)}
/* phone mockup */
.phone{width:min(280px,80%);margin:0 auto;aspect-ratio:9/18.5;border-radius:38px;background:linear-gradient(160deg,#1a1a24,#0a0a10);
  border:1px solid var(--line);padding:14px;position:relative;box-shadow:0 40px 90px rgba(0,0,0,.6)}
.phone__notch{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:90px;height:22px;background:#04040a;border-radius:0 0 14px 14px;z-index:2}
.phone__screen{height:100%;border-radius:26px;background:#04040a;overflow:hidden;display:flex;flex-direction:column;padding:14px 12px}
.phone__top{display:flex;justify-content:space-between;align-items:center;font-size:.6rem;color:var(--ink-mut);letter-spacing:.1em}
.phone__auto{background:var(--yellow);color:#000;font-weight:800;padding:.15em .6em;border-radius:6px}
.phone__frame{flex:1;margin:12px 0;border-radius:14px;background:
  radial-gradient(120px 120px at 60% 40%,#22314a,#0a0f18 70%);position:relative;overflow:hidden}
.phone__focus{position:absolute;inset:28% 30%;border:2px solid rgba(255,255,255,.5);border-radius:8px}
.phone__focus::after{content:"";position:absolute;inset:0;box-shadow:0 0 0 9999px rgba(4,4,10,.35)}
.phone__params{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.param{background:#0c0c14;border:1px solid var(--line);border-radius:10px;padding:.55em .7em;display:flex;justify-content:space-between;align-items:center}
.param span{font-size:.68rem;color:var(--ink-dim)}
.param b{font-size:.9rem}
.param.locked{filter:blur(.4px)}
.param.locked b{color:var(--red)}
.param.locked span::before{content:"🔒 ";font-size:.6rem}

/* ============================================================
   03 NOVA FORMA
============================================================ */
.switch{display:grid;grid-template-columns:1fr auto 1fr;gap:clamp(1rem,3vw,2.5rem);align-items:center}
.switch__col{padding:clamp(1.5rem,3vw,2.4rem);border-radius:var(--r);border:1px solid var(--line)}
.switch__col--old{background:var(--panel);opacity:.8}
.switch__col--new{background:var(--panel-2);position:relative}
.switch__col--new::before{content:"";position:absolute;inset:0;border-radius:var(--r);padding:1px;background:var(--prism);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.6}
.switch__tag{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-mut);margin-bottom:1.2rem;font-weight:700}
.switch__col--new .switch__tag{color:var(--cyan)}
.switch__col ul{list-style:none;display:grid;gap:.9rem}
.switch__col li{padding-left:1.6rem;position:relative;color:var(--ink-dim)}
.switch__col--old li::before{content:"×";position:absolute;left:0;color:var(--red);font-weight:800}
.switch__col--new li::before{content:"→";position:absolute;left:0;color:var(--green);font-weight:800}
.switch__arrow{font-size:2rem;color:var(--ink-mut)}

/* ============================================================
   04 COMO FUNCIONA · steps
============================================================ */
.steps{list-style:none;position:relative;display:grid;gap:1px;counter-reset:s;
  border-left:2px solid transparent;border-image:var(--prism) 1;margin-left:6px;padding-left:clamp(1.5rem,4vw,3rem)}
.step{position:relative;padding:1.6rem 0}
.step::before{content:"";position:absolute;left:calc(-1*clamp(1.5rem,4vw,3rem) - 7px);top:2rem;width:12px;height:12px;border-radius:50%;background:var(--beam);box-shadow:0 0 14px var(--beam)}
.step__n{font-size:.8rem;letter-spacing:.2em;color:var(--ink-mut);font-weight:700}
.step h3{font-size:clamp(1.3rem,2.6vw,1.9rem);margin:.2em 0 .3em;font-weight:700}
.step p{color:var(--ink-dim);max-width:52ch}
.step b{color:var(--ink)}

/* ============================================================
   05 ANDARES · interactive selector
============================================================ */
.floors{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:start}
.floors__list{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--panel)}
.floor-row{display:flex;align-items:center;gap:1rem;padding:.85rem 1.1rem;border:0;background:none;color:var(--ink-dim);cursor:pointer;text-align:left;
  border-bottom:1px solid var(--line);transition:background .25s,color .25s;width:100%;font-family:inherit}
.floor-row:last-child{border-bottom:0}
.floor-row__f{font-weight:800;font-size:1rem;min-width:56px;color:var(--ink)}
.floor-row__name{font-size:.9rem;flex:1}
.floor-row__pill{width:8px;height:8px;border-radius:50%;opacity:.5;transition:.25s}
.floor-row:hover,.floor-row.active{background:rgba(255,255,255,.05);color:var(--ink)}
.floor-row.active{position:relative}
.floor-row.active::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--prism)}
.floor-row.active .floor-row__pill{opacity:1;transform:scale(1.6)}
.floors__stage{position:relative}
.floors__img{width:100%;height:auto;border-radius:var(--r);border:1px solid var(--line);display:block}
.floors__panel{position:absolute;left:12px;right:12px;top:12px;padding:1.1rem 1.3rem}
.floors__panel .fp-f{font-size:2rem;font-weight:800;line-height:1}
.floors__panel .fp-con{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;margin:.2rem 0 .5rem;font-weight:700}
.floors__panel .fp-desc{color:var(--ink-dim);font-size:.95rem}

/* ============================================================
   06 BENEFÍCIOS
============================================================ */
.ben-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.ben{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:clamp(1.4rem,2.5vw,2rem);position:relative;overflow:hidden;transition:border-color .3s,transform .3s var(--ease)}
.ben:hover{border-color:rgba(255,255,255,.25)}
.ben--wide{grid-column:span 2}
.ben h3{font-size:clamp(1.2rem,2vw,1.6rem);margin-bottom:.4rem;font-weight:700}
.ben p{color:var(--ink-dim);max-width:40ch}
.ben__ico{font-size:1.6rem;display:block;margin-bottom:.8rem;color:var(--cyan)}
.dials{display:flex;gap:1.4rem;margin-top:1.6rem}
.dial{text-align:center}
.dial__ring{--p:50;width:76px;height:76px;border-radius:50%;
  background:conic-gradient(var(--cyan) calc(var(--p)*1%),rgba(255,255,255,.08) 0);
  display:grid;place-content:center;position:relative;margin:0 auto .5rem}
.dial__ring::after{content:attr(data-v);position:absolute;inset:9px;border-radius:50%;background:var(--panel)}
.dial span{font-size:.7rem;color:var(--ink-mut);letter-spacing:.08em}
.ben__lightpaint{height:80px;margin-top:1.4rem;border-radius:12px;background:
  radial-gradient(circle at 20% 60%,#22d3ee55,transparent 40%),
  radial-gradient(circle at 60% 30%,#a855f755,transparent 45%),
  radial-gradient(circle at 85% 70%,#ff8a3c55,transparent 40%),#07070d;
  position:relative;overflow:hidden}
.ben__lightpaint::before{content:"";position:absolute;top:50%;left:-20%;width:140%;height:2px;background:linear-gradient(90deg,transparent,#fff,transparent);
  transform:translateY(-50%) rotate(-8deg);filter:blur(1px);animation:sweep 3.5s ease-in-out infinite}
@keyframes sweep{50%{transform:translateY(-50%) rotate(8deg) translateX(10%)}}

/* ============================================================
   07 ANTES vs DEPOIS
============================================================ */
.ba{display:grid;grid-template-columns:1fr auto 1fr;gap:clamp(1rem,3vw,2rem);align-items:center}
.ba__card{border:1px solid var(--line);border-radius:var(--r);padding:clamp(1.4rem,3vw,2.2rem);background:var(--panel)}
.ba__card--after{background:var(--panel-2);position:relative}
.ba__card--after::before{content:"";position:absolute;inset:0;border-radius:var(--r);padding:1px;background:var(--prism);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.55}
.ba__tag{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;font-weight:700;color:var(--ink-mut)}
.ba__tag--on{color:var(--green)}
.ba__photo{margin:1rem 0 1.2rem;aspect-ratio:4/3;border-radius:12px;display:grid;place-content:center;font-weight:800;letter-spacing:.2em;font-size:.8rem}
.ba__photo--blur{background:radial-gradient(circle at 50% 45%,#31435f,#0a0f18);filter:blur(3px) saturate(.6);color:#ffffff88}
.ba__photo--sharp{background:radial-gradient(circle at 50% 40%,#2b5c8f,#0a0f18);color:#fff;box-shadow:inset 0 0 0 1px rgba(255,255,255,.15)}
.ba__card ul{list-style:none;display:grid;gap:.6rem}
.ba__card li{padding-left:1.4rem;position:relative;color:var(--ink-dim);font-size:.95rem}
.ba__card--before li::before{content:"–";position:absolute;left:0;color:var(--red)}
.ba__card--after li::before{content:"✓";position:absolute;left:0;color:var(--green)}
.ba__vs{font-weight:800;color:var(--ink-mut);font-size:1.1rem}

/* ============================================================
   08 PROVA
============================================================ */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;margin-bottom:2.5rem}
.stat{text-align:center;padding:2rem 1rem;border:1px solid var(--line);border-radius:var(--r);background:var(--panel)}
.stat b{display:block;font-size:clamp(2.6rem,6vw,4.5rem);font-weight:800;line-height:1;letter-spacing:-.02em;
  background:var(--prism);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{color:var(--ink-mut);font-size:.85rem;letter-spacing:.04em}
.proof-ph{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.ph{border:1px dashed rgba(255,255,255,.25);border-radius:var(--r);padding:2.4rem 1.5rem;text-align:center;color:var(--ink-mut);
  letter-spacing:.15em;font-weight:700;background:repeating-linear-gradient(45deg,rgba(255,255,255,.02) 0 12px,transparent 12px 24px)}
.ph small{display:block;margin-top:.6rem;font-weight:400;letter-spacing:.02em;font-size:.72rem;text-transform:none}

/* ============================================================
   09 INCLUÍDO
============================================================ */
.inc-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.inc-media img{border-radius:var(--r);border:1px solid var(--line)}
.inc-list{list-style:none;display:grid;gap:1rem}
.inc-list li{display:flex;gap:1.1rem;align-items:flex-start;padding:1.1rem 1.2rem;border:1px solid var(--line);border-radius:14px;background:var(--panel);transition:border-color .3s,transform .3s var(--ease)}
.inc-list li:hover{border-color:rgba(255,255,255,.22);transform:translateX(4px)}
.inc-list span{font-weight:800;color:var(--violet);font-size:1.05rem;min-width:1.6em}
.inc-list h3{font-size:1.1rem;margin-bottom:.15rem}
.inc-list p{color:var(--ink-dim);font-size:.92rem}

/* ============================================================
   10 PARA QUEM É
============================================================ */
.who-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.who{border:1px solid var(--line);border-radius:var(--r);padding:clamp(1.4rem,2.5vw,2rem);background:var(--panel);transition:border-color .3s,transform .3s var(--ease)}
.who:hover{border-color:rgba(255,255,255,.25)}
.who__age{display:inline-grid;place-content:center;min-width:56px;height:56px;padding:0 .5rem;border-radius:14px;background:var(--prism-soft);border:1px solid var(--line);font-weight:800;font-size:1.2rem;margin-bottom:1rem}
.who h3{font-size:1.2rem;margin-bottom:.35rem}
.who p{color:var(--ink-dim);font-size:.92rem}

/* ============================================================
   11 FAQ
============================================================ */
.acc{display:grid;gap:.8rem}
.acc__item{border:1px solid var(--line);border-radius:14px;background:var(--panel);overflow:hidden}
.acc__q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:1rem;
  padding:1.2rem 1.4rem;background:none;border:0;color:var(--ink);font-size:clamp(1rem,1.8vw,1.15rem);font-weight:600;cursor:pointer;text-align:left;font-family:inherit}
.acc__ico{position:relative;width:16px;height:16px;flex:none}
.acc__ico::before,.acc__ico::after{content:"";position:absolute;background:var(--cyan);transition:transform .3s var(--ease)}
.acc__ico::before{left:0;top:7px;width:16px;height:2px}
.acc__ico::after{left:7px;top:0;width:2px;height:16px}
.acc__item.open .acc__ico::after{transform:scaleY(0)}
.acc__a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease)}
.acc__a p{padding:0 1.4rem 1.3rem;color:var(--ink-dim);max-width:60ch}

/* ============================================================
   12 OFERTA · ticket
============================================================ */
.oferta{background:radial-gradient(900px 500px at 50% 0%,#12121f,transparent 70%)}
.ticket{display:grid;grid-template-columns:1.3fr .7fr;gap:0;border-radius:24px;overflow:hidden;border:1px solid var(--line);
  background:var(--panel-2);position:relative;box-shadow:0 40px 100px rgba(0,0,0,.5)}
.ticket::before{content:"";position:absolute;inset:0;border-radius:24px;padding:1px;background:var(--prism);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.6;pointer-events:none}
.ticket__main{padding:clamp(2rem,4vw,3.2rem)}
.ticket__main h2{font-size:clamp(1.8rem,3.5vw,2.8rem);line-height:1.02;margin:.4rem 0 1.5rem}
.ticket__inc{list-style:none;display:grid;gap:.7rem}
.ticket__inc li{padding-left:1.6rem;position:relative;color:var(--ink-dim)}
.ticket__inc li::before{content:"✦";position:absolute;left:0;color:var(--cyan)}
.ticket__price{padding:clamp(2rem,4vw,3.2rem);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem;
  background:radial-gradient(circle at 50% 30%,rgba(168,85,247,.16),transparent 70%);border-left:1px dashed var(--line);text-align:center}
.ticket__from{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-mut)}
.ticket__value{display:flex;align-items:flex-start;font-size:clamp(3.5rem,9vw,6rem);font-weight:800;line-height:1;letter-spacing:-.03em}
.ticket__value span{font-size:.45em;margin-top:.3em;color:var(--ink-dim)}
.ticket__note{font-size:.8rem;color:var(--ink-mut);margin-bottom:1.2rem}

/* ============================================================
   13 FINALE
============================================================ */
.finale{position:relative;min-height:88svh;display:grid;place-content:center;text-align:center;overflow:hidden;padding:4rem 1.5rem}
.finale__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.4;filter:saturate(1.1)}
.finale::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 60%,transparent,var(--bg) 75%)}
.finale__beam{position:absolute;top:0;left:50%;transform:translateX(-50%);width:4px;height:100%;
  background:linear-gradient(to bottom,#fff,var(--beam) 40%,transparent);box-shadow:0 0 50px 8px rgba(143,211,255,.5);opacity:.7}
.finale__inner{position:relative;z-index:2}
.finale__inner h2{font-size:clamp(2.8rem,10vw,7rem);font-weight:800;letter-spacing:-.03em;line-height:.95}
.finale__inner p{font-size:clamp(1.1rem,2.4vw,1.6rem);color:var(--ink-dim);margin:1rem 0 2.2rem}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line);padding:3rem 0}
.foot__grid{display:flex;flex-wrap:wrap;gap:.4rem 2rem;align-items:baseline}
.foot__logo{font-size:1.4rem;font-weight:800;margin-right:auto}
.foot p{color:var(--ink-dim);font-size:.9rem}
.foot__mut{color:var(--ink-mut);font-size:.8rem;width:100%}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width:1024px){
  .hero__grid{grid-template-columns:1fr;text-align:center}
  .hero__copy{order:2}
  .hero__visual{order:1;height:min(52vh,460px)}
  .hero__actions,.hero__chips{justify-content:center}
  .hero__badge{left:auto;right:4%}
  .ben-grid,.who-grid,.stats{grid-template-columns:repeat(2,1fr)}
  .ben--wide{grid-column:span 2}
  .floors{grid-template-columns:1fr}
  .floors__stage{order:-1}
}
@media (max-width:768px){
  .nav__links{display:none}
  .nav__links.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;
    background:rgba(8,8,14,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);padding:1rem 0}
  .nav__links.open a{padding:1rem clamp(20px,5vw,56px)}
  .nav__burger{display:flex}
  .problema__grid,.switch,.ba,.inc-grid,.ticket{grid-template-columns:1fr}
  .switch__arrow{transform:rotate(90deg);justify-self:center}
  .ba__vs{transform:rotate(90deg);justify-self:center}
  .ticket__price{border-left:0;border-top:1px dashed var(--line)}
  .proof-ph{grid-template-columns:1fr}
  .inc-media{order:2}
}
@media (max-width:480px){
  .ben-grid,.who-grid,.stats{grid-template-columns:1fr}
  .ben--wide{grid-column:span 1}
  .hero__title{font-size:clamp(2.6rem,14vw,4rem)}
  .hero__chips li{font-size:.72rem}
}