:root{
  --navy:#0a3147;
  --navy-deep:#061e2d;
  --navy-mid:#0f4260;
  --navy-soft:#1a4a6b;
  --gold:#D4AF37;
  --gold-dark:#B8860B;
  --gold-light:#E5C76B;
  --gold-pale:#f3e3b6;
  --cream:#faf8f4;
  --cream-2:#f5f0e6;
  --white:#ffffff;
  --text:#0a3147;
  --text-muted:#4a4a4a;
  --text-light:#7a8490;
  --border:rgba(212,175,55,.28);
  --border-soft:rgba(10,49,71,.1);
  --border-hair:rgba(10,49,71,.06);

  --serif:'Marcellus',Georgia,serif;
  --display:'Cinzel',Georgia,serif;
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --ar:'Noto Kufi Arabic',system-ui,sans-serif;

  --max:1240px;
  --pad:clamp(20px,5vw,64px);
}

html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body{
  background:var(--cream);
  color:var(--text);
  font-family:var(--sans);
  font-weight:300;
  font-size:16px;
  line-height:1.7;
  letter-spacing:.004em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

body[dir="rtl"]{font-family:var(--ar);letter-spacing:0}
body[dir="rtl"] .eyebrow,
body[dir="rtl"] .note,
body[dir="rtl"] .tag,
body[dir="rtl"] .mono,
body[dir="rtl"] .lang,
body[dir="rtl"] .prop,
body[dir="rtl"] .flow-step,
body[dir="rtl"] .panel-label,
body[dir="rtl"] .pipe-step,
body[dir="rtl"] .phase .pn,
body[dir="rtl"] .col-list h4,
body[dir="rtl"] .col-list li,
body[dir="rtl"] .cand-head,
body[dir="rtl"] .metric-row,
body[dir="rtl"] .tl-item .k,
body[dir="rtl"] .tl-item .v,
body[dir="rtl"] .resp div,
body[dir="rtl"] .layer .num,
body[dir="rtl"] .status h4,
body[dir="rtl"] .foot,
body[dir="rtl"] .btn{font-family:var(--ar);letter-spacing:0}

img,canvas,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
ul{list-style:none}

::selection{background:var(--gold);color:var(--navy-deep)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px}

.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--navy);color:#fff;padding:12px 18px;font-family:var(--mono);font-size:12px}
.skip:focus{left:12px;top:12px}

/* ============================================================
   SISTEMA DE IDIOMAS
   ------------------------------------------------------------
   REGRA FUNDAMENTAL: cada tela mostra UM idioma por vez.
   Todo conteúdo trilíngue usa .lang-content[data-lang].
   Apenas o idioma com a classe .active é exibido.
   ============================================================ */
.lang-content { display: none !important; }
.lang-content.active { display: inline !important; }
h1 .lang-content.active,
h2 .lang-content.active { display: inline !important; }
p .lang-content.active,
h3 .lang-content.active,
h4 .lang-content.active,
li .lang-content.active,
div .lang-content.active,
span .lang-content.active { display: inline !important; }

/* ============================================================
   LAYOUT
   ============================================================ */
.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--pad)}
section{position:relative;padding-block:clamp(80px,11vw,150px)}
.section-light{background:var(--white)}
.section-cream{background:var(--cream)}
.section-navy{background:var(--navy-deep);color:#e9eef3}

.rule{height:1px;background:linear-gradient(90deg,transparent,var(--border) 20%,var(--border) 80%,transparent);opacity:.8}

/* ============================================================
   TIPOGRAFIA
   ============================================================ */
.eyebrow{
  font-family:var(--mono);font-size:11px;font-weight:400;
  letter-spacing:.24em;text-transform:uppercase;
  color:var(--gold-dark);
  display:flex;align-items:center;gap:14px;
  margin-bottom:28px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold);flex:none;opacity:.9}
.eyebrow em{font-style:normal;color:var(--navy);opacity:.55}

h1,h2,h3{font-family:var(--display);font-weight:500;letter-spacing:-.005em;line-height:1.12;color:var(--navy)}
body[dir="rtl"] h1,
body[dir="rtl"] h2,
body[dir="rtl"] h3{font-family:var(--ar);font-weight:400;letter-spacing:0}

h2{font-size:clamp(28px,4.4vw,54px);max-width:22ch}
h2 .lite{color:var(--gold-dark);font-weight:400}
body[dir="rtl"] h2 .lite{font-weight:300}

.lead{font-family:var(--serif);font-size:clamp(16px,1.35vw,19px);color:var(--text-muted);max-width:62ch;margin-top:26px;line-height:1.75}
body[dir="rtl"] .lead{font-family:var(--ar);font-weight:300}

.pt{font-family:var(--sans);font-size:14px;line-height:1.75;color:var(--text-light);margin-top:18px;max-width:64ch;font-weight:300}
body[dir="rtl"] .pt{font-family:var(--ar)}

.note{
  font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gold-dark);margin-top:26px;
  display:flex;align-items:center;gap:10px;
}
.note::before{content:"";width:6px;height:6px;background:var(--gold);transform:rotate(45deg);flex:none}
body[dir="rtl"] .note{font-family:var(--ar)}

/* ============================================================
   HEADER
   ============================================================ */
.header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;padding:16px var(--pad);
  background:rgba(255,255,255,.97);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border-bottom:1px solid var(--border);
  box-shadow:0 5px 20px rgba(10,49,71,.05);
  transition:all .4s ease;
}
.header.scrolled{
  background:rgba(255,255,255,.99);
  box-shadow:0 8px 30px rgba(10,49,71,.1);
  border-bottom-color:var(--border);
}
.brand-wrap{display:flex;flex-direction:column;gap:2px;line-height:1.1}
.brand{
  font-family:var(--display);font-size:14px;font-weight:600;
  letter-spacing:.26em;color:var(--navy);text-transform:uppercase;
}
.brand-tag{
  font-family:var(--mono);font-size:8.5px;letter-spacing:.28em;
  color:var(--gold-dark);text-transform:uppercase;opacity:.85;
}
.nav{display:flex;gap:30px;align-items:center;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--navy);opacity:.75}
.nav a{position:relative;padding-block:4px;transition:color .3s,opacity .3s}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold);transition:width .35s cubic-bezier(.2,.7,.2,1)}
.nav a:hover{color:var(--gold-dark);opacity:1}
.nav a:hover::after{width:100%}
body[dir="rtl"] .nav{font-family:var(--ar);letter-spacing:0;font-size:12px}

.lang-toggle{
  position:relative;display:flex;align-items:center;gap:10px;
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--navy);cursor:pointer;
  padding:8px 12px;border:1px solid var(--border-soft);border-radius:2px;
  transition:border-color .3s,background .3s;white-space:nowrap;
}
.lang-toggle:hover{border-color:var(--gold);background:rgba(212,175,55,.04)}
.lang-flag{font-size:14px;line-height:1}
.lang-arrow{font-size:9px;transition:transform .3s;opacity:.6}
.lang-dropdown{
  position:absolute;top:calc(100% + 8px);right:0;
  min-width:160px;background:#fff;border:1px solid var(--border);
  box-shadow:0 12px 32px rgba(10,49,71,.12);
  list-style:none;padding:6px 0;opacity:0;visibility:hidden;
  transform:translateY(-6px);transition:all .28s ease;z-index:120;
}
body[dir="rtl"] .lang-dropdown{right:auto;left:0}
.lang-dropdown.show{opacity:1;visibility:visible;transform:translateY(0)}
.lang-dropdown li{
  display:flex;align-items:center;gap:12px;
  padding:10px 16px;cursor:pointer;font-size:12px;
  color:var(--navy);transition:background .25s,color .25s;
}
.lang-dropdown li:hover{background:var(--cream-2);color:var(--gold-dark)}
.lang-dropdown li.active{color:var(--gold-dark);background:rgba(212,175,55,.06)}

/* ============================================================
   HERO
   ============================================================ */
.hero{
  min-height:100svh;display:flex;align-items:center;
  padding-top:140px;padding-bottom:80px;
  background:
    radial-gradient(1100px 700px at 82% 30%,rgba(212,175,55,.09),transparent 62%),
    radial-gradient(800px 600px at 8% 92%,rgba(10,49,71,.05),transparent 68%),
    var(--cream);
  position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(var(--border-hair) 1px,transparent 1px),
    linear-gradient(90deg,var(--border-hair) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 50%,#000 22%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 50%,#000 22%,transparent 78%);
}
.hero-grid{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.02fr);
  gap:clamp(24px,5vw,70px);align-items:center;
  width:100%;position:relative;z-index:2;
}
.hero h1{
  font-size:clamp(36px,5.8vw,76px);line-height:1.06;
  font-weight:500;color:var(--navy);letter-spacing:-.01em;
}
body[dir="rtl"] .hero h1{font-weight:400;font-size:clamp(30px,5vw,64px);line-height:1.28}
.hero h1 span{display:block}
.hero h1 .lang-content span{display:inline}
.hero h1 .acc{
  background:linear-gradient(135deg,var(--gold) 0%,var(--gold-dark) 70%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-weight:600;
}
.hero-sub{
  font-family:var(--serif);font-size:clamp(15px,1.3vw,18px);
  color:var(--text-muted);max-width:46ch;margin-top:30px;line-height:1.7;
}
body[dir="rtl"] .hero-sub{font-family:var(--ar)}
.hero-pt{
  font-family:var(--sans);font-size:13px;color:var(--text-light);
  max-width:52ch;margin-top:16px;line-height:1.7;font-weight:300;
}
body[dir="rtl"] .hero-pt{font-family:var(--ar)}
.hero-origin{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--gold-dark);margin-top:34px;
  display:flex;align-items:center;gap:12px;
}
.hero-origin::before{content:"";width:22px;height:1px;background:var(--gold)}

.stage{position:relative;aspect-ratio:1/0.92;width:100%}
.stage canvas{width:100%;height:100%;display:block}
.stage-frame{
  position:absolute;inset:6%;
  border:1px solid var(--border);pointer-events:none;
}
.stage-frame::before,
.stage-frame::after{
  content:"";position:absolute;background:var(--border);
}
.stage-frame::before{left:50%;top:-1px;bottom:-1px;width:1px;opacity:.5}
.stage-frame::after{top:50%;left:-1px;right:-1px;height:1px;opacity:.5}
.tag{
  position:absolute;left:0;bottom:0;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gold-dark);
  border:1px solid var(--border);padding:7px 12px;
  background:rgba(255,255,255,.8);backdrop-filter:blur(6px);
}
.tag b{color:var(--navy);font-weight:500}
body[dir="rtl"] .tag{font-family:var(--ar)}

.scroll-hint{
  position:absolute;left:var(--pad);bottom:34px;
  font-family:var(--mono);font-size:10px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gold-dark);
  display:flex;align-items:center;gap:12px;z-index:3;
}
.scroll-hint i{display:block;width:36px;height:1px;background:var(--border);position:relative;overflow:hidden}
.scroll-hint i::after{content:"";position:absolute;inset:0;background:var(--gold);animation:slide 2.6s cubic-bezier(.6,0,.3,1) infinite}
@keyframes slide{0%{transform:translateX(-100%)}55%{transform:translateX(100%)}100%{transform:translateX(100%)}}

/* ============================================================
   BOTÕES
   ============================================================ */
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:44px}
.btn{
  display:inline-flex;align-items:center;gap:12px;
  padding:15px 28px;font-family:var(--mono);font-size:11px;
  letter-spacing:.2em;text-transform:uppercase;
  border:1px solid var(--navy);color:var(--navy);
  background:transparent;position:relative;overflow:hidden;
  transition:all .4s cubic-bezier(.2,.7,.2,1);cursor:pointer;
}
body[dir="rtl"] .btn{font-family:var(--ar);letter-spacing:0;font-size:12px}
.btn::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(140px 70px at var(--mx,50%) var(--my,50%),rgba(212,175,55,.18),transparent 70%);
  opacity:0;transition:opacity .4s;
}
.btn:hover::after{opacity:1}
.btn:hover{border-color:var(--gold);color:var(--gold-dark);transform:translateY(-1px)}
.btn.primary{
  background:linear-gradient(135deg,var(--gold) 0%,var(--gold-dark) 100%);
  color:var(--navy-deep);border-color:transparent;font-weight:600;
  box-shadow:0 8px 24px rgba(212,175,55,.28);
}
.btn.primary:hover{
  background:linear-gradient(135deg,var(--gold-light) 0%,var(--gold) 100%);
  transform:translateY(-2px);box-shadow:0 12px 32px rgba(212,175,55,.4);
  color:var(--navy-deep);
}
.btn .arw{font-family:var(--sans);transition:transform .35s}
.btn:hover .arw{transform:translateX(4px)}
body[dir="rtl"] .btn .arw{transform:scaleX(-1)}
body[dir="rtl"] .btn:hover .arw{transform:scaleX(-1) translateX(4px)}

/* ============================================================
   COMPARAÇÃO / PAINÉIS
   ============================================================ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,44px);margin-top:64px}
.panel{
  border:1px solid var(--border-soft);
  background:var(--white);padding:clamp(24px,3vw,38px);
  position:relative;transition:all .4s;
}
.panel.hi{
  border-color:var(--border);
  background:linear-gradient(180deg,rgba(212,175,55,.05),var(--white) 70%);
  box-shadow:0 10px 40px rgba(212,175,55,.08);
}
.panel-label{
  font-family:var(--mono);font-size:10px;letter-spacing:.24em;
  text-transform:uppercase;color:var(--navy);opacity:.5;
  margin-bottom:30px;padding-bottom:16px;
  border-bottom:1px solid var(--border-soft);
}
.panel.hi .panel-label{color:var(--gold-dark);opacity:1}
body[dir="rtl"] .panel-label{font-family:var(--ar);letter-spacing:0;font-size:12px}

.flow{display:flex;flex-direction:column;gap:0}
.flow-step{
  font-family:var(--mono);font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--text-muted);
  padding:11px 0;display:flex;align-items:center;gap:14px;
}
body[dir="rtl"] .flow-step{font-family:var(--ar);letter-spacing:0;font-size:13px}
.flow-step .idx{font-size:9.5px;color:var(--gold-dark);min-width:22px;opacity:.85}
.panel.hi .flow-step{color:var(--navy)}
.panel.hi .flow-step .idx{color:var(--gold-dark)}
.flow-arrow{font-size:10px;color:var(--gold);padding-left:2px;line-height:1;opacity:.7}
body[dir="rtl"] .flow-arrow{padding-left:0;padding-right:2px;transform:scaleX(-1)}

/* ============================================================
   SPLIT / DENTE
   ============================================================ */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(28px,5vw,80px);align-items:center}
.split.top{align-items:start}

.tooth-stage{
  position:relative;aspect-ratio:1/1.05;width:100%;max-width:520px;
  margin-inline:auto;background:radial-gradient(circle at 50% 45%,#0f2a3d 0%,#061e2d 70%);
  border:1px solid var(--border);overflow:hidden;
}
.tooth-stage canvas{width:100%;height:100%}
.reticle{position:absolute;inset:8%;border:1px solid rgba(212,175,55,.22);pointer-events:none}
.reticle::before,.reticle::after{content:"";position:absolute;background:rgba(212,175,55,.18)}
.reticle::before{left:50%;top:-1px;bottom:-1px;width:1px}
.reticle::after{top:50%;left:-1px;right:-1px;height:1px}
.reticle span{
  position:absolute;font-family:var(--mono);font-size:9px;
  letter-spacing:.2em;color:var(--gold-light);
  background:var(--navy-deep);padding:3px 8px;
}
.reticle span.tl{top:-11px;left:10px}
.reticle span.br{bottom:-11px;right:10px}
body[dir="rtl"] .reticle span{font-family:var(--ar);letter-spacing:0;font-size:10px}

.props{
  display:grid;grid-template-columns:1fr 1fr;gap:1px;
  background:var(--border-soft);border:1px solid var(--border-soft);
  margin-top:8px;
}
.prop{
  background:var(--white);padding:14px 16px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--text-muted);
  transition:all .35s;cursor:default;
}
body[dir="rtl"] .prop{font-family:var(--ar);letter-spacing:0;font-size:11.5px;text-transform:none}
.prop:hover{background:var(--cream-2);color:var(--gold-dark)}
.prop small{
  display:block;font-size:9px;letter-spacing:.04em;
  text-transform:none;color:var(--text-light);
  margin-top:4px;opacity:0;max-height:0;overflow:hidden;
  transition:all .35s;
}
body[dir="rtl"] .prop small{font-family:var(--ar);font-size:10px}
.prop:hover small{opacity:1;max-height:60px}

/* ============================================================
   GRAFO
   ============================================================ */
.graph-wrap{
  margin-top:56px;border:1px solid var(--border);
  background:
    radial-gradient(700px 400px at 50% 50%,rgba(212,175,55,.07),transparent 70%),
    var(--navy-deep);
  padding:clamp(10px,2vw,26px);position:relative;overflow:hidden;
}
.graph-wrap svg{width:100%;height:auto;display:block}
.g-node text{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;fill:var(--gold-pale);text-transform:uppercase;opacity:.75}
.g-node.core text{fill:#fff;font-size:12px;letter-spacing:.16em;opacity:1}
.g-line{stroke:rgba(212,175,55,.4);stroke-width:1;fill:none;stroke-dasharray:4 6;animation:dash 14s linear infinite}
@keyframes dash{to{stroke-dashoffset:-200}}
.g-ring{fill:none;stroke:rgba(212,175,55,.14);stroke-width:1}
.g-dot{fill:var(--gold)}
.g-halo{fill:none;stroke:rgba(212,175,55,.5);stroke-width:1;animation:pulse 4.5s ease-out infinite;transform-origin:center}
@keyframes pulse{0%{transform:scale(.6);opacity:.9}100%{transform:scale(1.7);opacity:0}}

/* ============================================================
   INPUTS
   ============================================================ */
.inputs{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));
  gap:1px;background:var(--border-soft);border:1px solid var(--border-soft);
  margin-top:52px;
}
.input{
  background:var(--white);padding:22px 20px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--text-muted);
  position:relative;transition:all .4s;
}
body[dir="rtl"] .input{font-family:var(--ar);letter-spacing:0;font-size:12px;text-transform:none}
.input:hover{background:var(--cream-2);color:var(--navy)}
.input b{display:block;font-weight:400;font-size:9px;color:var(--text-light);margin-top:10px;letter-spacing:.06em;text-transform:none}
.converge{
  margin-top:1px;text-align:center;padding:34px 20px;
  border:1px solid var(--border-soft);border-top:none;
  background:linear-gradient(180deg,rgba(212,175,55,.06),transparent);
}
.converge strong{
  display:block;font-family:var(--display);font-size:clamp(14px,1.6vw,19px);
  letter-spacing:.14em;text-transform:uppercase;color:var(--navy);font-weight:500;
}
body[dir="rtl"] .converge strong{font-family:var(--ar);letter-spacing:0;text-transform:none;font-size:clamp(13px,1.5vw,17px)}
.converge small{
  display:block;font-family:var(--mono);font-size:10px;
  color:var(--gold-dark);letter-spacing:.12em;margin-top:12px;
}
body[dir="rtl"] .converge small{font-family:var(--ar);letter-spacing:0;font-size:11px}

/* ============================================================
   CAMADAS / TOOTH TWIN
   ============================================================ */
.layers{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  gap:1px;background:var(--border-soft);border:1px solid var(--border-soft);
  margin-top:56px;
}
.layer{
  background:var(--white);padding:30px 24px 34px;
  position:relative;transition:all .45s;min-height:200px;
  display:flex;flex-direction:column;justify-content:space-between;
}
.layer:hover{background:var(--cream-2)}
.layer .num{font-family:var(--mono);font-size:10px;letter-spacing:.22em;color:var(--gold-dark)}
body[dir="rtl"] .layer .num{font-family:var(--ar);letter-spacing:0;font-size:11px}
.layer h4{
  font-family:var(--display);font-size:15px;font-weight:500;
  letter-spacing:.02em;margin-top:auto;padding-top:26px;color:var(--navy);
}
body[dir="rtl"] .layer h4{font-family:var(--ar);font-weight:400}
.layer p{font-size:12.5px;color:var(--text-light);margin-top:8px;line-height:1.65}
body[dir="rtl"] .layer p{font-family:var(--ar);font-size:13px}
.layer::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--gold);transition:width .5s cubic-bezier(.2,.7,.2,1)}
.layer:hover::after{width:100%}

/* ============================================================
   CANDIDATOS
   ============================================================ */
.candidates{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  gap:1px;background:var(--border-soft);border:1px solid var(--border-soft);
  margin-top:56px;
}
.cand{background:var(--white);padding:28px 24px 32px;transition:background .45s}
.cand:hover{background:var(--cream-2)}
.cand-head{
  display:flex;align-items:baseline;justify-content:space-between;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--text-muted);
  padding-bottom:18px;border-bottom:1px solid var(--border-soft);margin-bottom:22px;
}
body[dir="rtl"] .cand-head{font-family:var(--ar);letter-spacing:0;font-size:12px;text-transform:none}
.cand-head b{color:var(--gold-dark);font-weight:500}
.metric{margin-bottom:16px}
.metric-row{
  display:flex;justify-content:space-between;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--text-light);margin-bottom:7px;
}
body[dir="rtl"] .metric-row{font-family:var(--ar);letter-spacing:0;font-size:11px;text-transform:none}
.metric-row b{color:var(--navy);font-weight:500}
.bar{height:2px;background:rgba(10,49,71,.08);position:relative;overflow:hidden}
.bar i{
  position:absolute;inset:0 auto 0 0;width:0;
  background:linear-gradient(90deg,var(--gold),var(--gold-dark));
  transition:width 1.4s cubic-bezier(.2,.7,.2,1);
}

/* ============================================================
   TIMELINE
   ============================================================ */
.timeline{margin-top:60px;position:relative;padding-left:clamp(24px,4vw,54px)}
body[dir="rtl"] .timeline{padding-left:0;padding-right:clamp(24px,4vw,54px)}
.timeline::before{
  content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;
  background:linear-gradient(180deg,transparent,var(--border) 8%,var(--border) 92%,transparent);
}
body[dir="rtl"] .timeline::before{left:auto;right:5px}
.tl-item{position:relative;padding-block:16px;display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}
.tl-item::before{
  content:"";position:absolute;
  left:calc(-1 * clamp(24px,4vw,54px) + 1px);top:26px;
  width:9px;height:9px;border:1px solid var(--gold);
  background:var(--cream);transform:rotate(45deg);transition:background .4s;
}
body[dir="rtl"] .tl-item::before{left:auto;right:calc(-1 * clamp(24px,4vw,54px) + 1px)}
.tl-item:hover::before{background:var(--gold)}
.tl-item .k{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--navy);min-width:190px;font-weight:500;
}
body[dir="rtl"] .tl-item .k{font-family:var(--ar);letter-spacing:0;font-size:13px;text-transform:none;font-weight:400}
.tl-item .v{font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;color:var(--text-light)}
body[dir="rtl"] .tl-item .v{font-family:var(--ar);letter-spacing:0;font-size:11.5px}

/* ============================================================
   PIPELINE
   ============================================================ */
.pipeline{margin-top:56px;border:1px solid var(--border);background:var(--white);overflow:hidden}
.pipeline-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;border-bottom:1px solid var(--border-soft);
  font-family:var(--mono);font-size:10px;letter-spacing:.22em;
  text-transform:uppercase;color:var(--text-light);
  background:var(--cream);
}
body[dir="rtl"] .pipeline-head{font-family:var(--ar);letter-spacing:0;font-size:11px}
.pipeline-head .live{display:flex;align-items:center;gap:8px;color:var(--gold-dark)}
.pipeline-head .live::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 10px var(--gold);
  animation:blink 2.4s ease-in-out infinite;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
.pipeline-body{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.pipe-step{
  padding:22px 18px;border-right:1px solid var(--border-soft);
  border-bottom:1px solid var(--border-soft);
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--text-muted);
  transition:all .4s;
}
body[dir="rtl"] .pipe-step{font-family:var(--ar);letter-spacing:0;font-size:12px;text-transform:none}
.pipe-step:hover{background:var(--cream-2);color:var(--gold-dark)}
.pipe-step .n{display:block;font-size:9px;color:var(--gold-dark);margin-bottom:12px;letter-spacing:.22em}

/* ============================================================
   COLABORAÇÃO
   ============================================================ */
.collab{
  display:grid;grid-template-columns:1fr auto 1fr;
  gap:clamp(20px,4vw,54px);align-items:center;margin-top:64px;
}
.col-list{
  border:1px solid var(--border);padding:clamp(24px,2.6vw,34px);
  background:var(--white);
}
.col-list h4{
  font-family:var(--display);font-size:14px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gold-dark);
  margin-bottom:22px;font-weight:500;
  padding-bottom:14px;border-bottom:1px solid var(--border);
}
body[dir="rtl"] .col-list h4{font-family:var(--ar);letter-spacing:0;text-transform:none;font-size:15px;font-weight:400}
.col-list li{
  font-family:var(--sans);font-size:14px;letter-spacing:.02em;
  color:var(--text-muted);padding:9px 0;
  border-bottom:1px solid var(--border-hair);
  display:flex;align-items:center;gap:12px;
}
body[dir="rtl"] .col-list li{font-family:var(--ar);font-size:14px}
.col-list li:last-child{border-bottom:none}
.col-list li::before{
  content:"";width:5px;height:5px;background:var(--gold);
  flex:none;transform:rotate(45deg);
}
.collab-core{
  text-align:center;font-family:var(--display);
  font-size:clamp(13px,1.4vw,17px);letter-spacing:.32em;
  text-transform:uppercase;color:var(--navy);
  writing-mode:vertical-rl;padding:26px 10px;
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  font-weight:500;
}
body[dir="rtl"] .collab-core{font-family:var(--ar);letter-spacing:0;text-transform:none;font-size:15px}

/* ============================================================
   STATUS
   ============================================================ */
.status{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:1px;background:var(--border-soft);border:1px solid var(--border-soft);
  margin-top:56px;
}
.status > div{background:var(--white);padding:30px 26px 36px;transition:background .45s}
.status > div:hover{background:var(--cream-2)}
.status h4{
  font-family:var(--display);font-size:14px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gold-dark);
  margin-bottom:18px;font-weight:500;
}
body[dir="rtl"] .status h4{font-family:var(--ar);letter-spacing:0;text-transform:none;font-size:15px;font-weight:400}
.status p{font-size:13.5px;color:var(--text-muted);line-height:1.75}
body[dir="rtl"] .status p{font-family:var(--ar);font-size:14px}

/* ============================================================
   ROADMAP
   ============================================================ */
.roadmap{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));
  gap:1px;background:var(--border-soft);border:1px solid var(--border-soft);
  margin-top:56px;
}
.phase{
  background:var(--white);padding:28px 24px 34px;
  position:relative;min-height:180px;
  display:flex;flex-direction:column;transition:background .45s;
}
.phase:hover{background:var(--cream-2)}
.phase .pn{font-family:var(--mono);font-size:9.5px;letter-spacing:.24em;color:var(--text-light)}
body[dir="rtl"] .phase .pn{font-family:var(--ar);letter-spacing:0;font-size:11px}
.phase .pn b{color:var(--gold-dark);font-weight:500}
.phase h4{
  margin-top:auto;padding-top:28px;
  font-family:var(--display);font-size:15px;font-weight:500;
  letter-spacing:.005em;color:var(--navy);line-height:1.4;
}
body[dir="rtl"] .phase h4{font-family:var(--ar);font-weight:400;font-size:15px}
.phase .bar-l{
  position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--gold);transform:scaleY(0);transform-origin:top;
  transition:transform .6s cubic-bezier(.2,.7,.2,1);
}
body[dir="rtl"] .phase .bar-l{left:auto;right:0}
.phase:hover .bar-l{transform:scaleY(1)}

/* ============================================================
   ORIGEM
   ============================================================ */
.origin{
  margin-top:56px;border:1px solid var(--border);
  background:var(--navy-deep);padding:clamp(24px,4vw,60px);
  position:relative;overflow:hidden;
}
.origin svg{width:100%;height:auto;max-height:340px}
.origin .o-line{stroke:rgba(212,175,55,.55);stroke-width:1;fill:none;stroke-dasharray:3 7;animation:dash 18s linear infinite}
.origin .o-dot{fill:var(--gold)}
.origin .o-label{font-family:var(--mono);font-size:11px;letter-spacing:.22em;fill:var(--gold-light);text-transform:uppercase}
.origin .o-sub{font-family:var(--mono);font-size:9px;letter-spacing:.14em;fill:rgba(229,199,107,.55)}

/* ============================================================
   RESPONSABILIDADE
   ============================================================ */
.resp{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));
  gap:1px;background:var(--border-soft);border:1px solid var(--border-soft);
  margin-top:48px;
}
.resp div{
  background:var(--white);padding:20px 18px;
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--text-light);
  transition:all .4s;
}
body[dir="rtl"] .resp div{font-family:var(--ar);letter-spacing:0;font-size:12px;text-transform:none}
.resp div:hover{color:var(--gold-dark);background:var(--cream-2)}

/* ============================================================
   STATEMENT
   ============================================================ */
.statement{
  text-align:center;padding-block:clamp(110px,17vw,220px);
  position:relative;background:var(--navy-deep);color:#e9eef3;
  overflow:hidden;
}
.statement::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(700px 380px at 50% 50%,rgba(212,175,55,.14),transparent 70%);
}
.statement .inner{position:relative;z-index:2;max-width:1000px;margin-inline:auto}
.statement h2{
  max-width:none;font-size:clamp(26px,4.6vw,58px);
  line-height:1.18;font-weight:500;margin-inline:auto;color:#fff;
}
.statement h2 .lite{color:var(--gold-light)}
body[dir="rtl"] .statement h2{font-weight:400;line-height:1.4}
.statement .seq{display:flex;flex-direction:column;gap:clamp(16px,2vw,26px);margin-top:clamp(40px,6vw,72px)}
.statement .seq p{
  font-family:var(--serif);font-size:clamp(13px,1.3vw,16px);
  letter-spacing:.02em;color:rgba(229,199,107,.85);line-height:1.85;
}
body[dir="rtl"] .statement .seq p{font-family:var(--ar)}

/* ============================================================
   CTA FINAL
   ============================================================ */
.final{
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  background:
    radial-gradient(600px 300px at 20% 0%,rgba(212,175,55,.07),transparent 65%),
    var(--cream-2);
}
.final .inner{
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
  gap:clamp(30px,5vw,80px);align-items:center;
}
.final h2{max-width:24ch}

/* ============================================================
   FUNDADORA
   ============================================================ */
.founder{padding-block:clamp(70px,9vw,120px);border-top:1px solid var(--border);background:var(--white)}
.founder-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,60px);align-items:end}
.founder .name{font-family:var(--display);font-size:clamp(24px,2.8vw,34px);font-weight:500;letter-spacing:-.005em;color:var(--navy)}
body[dir="rtl"] .founder .name{font-family:var(--ar);font-weight:400}
.founder .role{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-dark);margin-top:14px}
body[dir="rtl"] .founder .role{font-family:var(--ar);letter-spacing:0;font-size:13px;text-transform:none}
.founder .loc{font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--text-light);margin-top:8px}
.founder .desc{font-family:var(--serif);font-size:14px;letter-spacing:.01em;color:var(--text-muted);line-height:1.9;text-align:right}
body[dir="rtl"] .founder .desc{font-family:var(--ar);text-align:left}

/* ============================================================
   FOOTER
   ============================================================ */
footer{padding-block:44px 56px;border-top:1px solid var(--border);background:var(--navy-deep);color:rgba(255,255,255,.75)}
.foot{
  display:flex;flex-wrap:wrap;gap:18px 40px;
  align-items:baseline;justify-content:space-between;
  font-family:var(--mono);font-size:10px;letter-spacing:.2em;
  text-transform:uppercase;color:rgba(229,199,107,.7);
}
body[dir="rtl"] .foot{font-family:var(--ar);letter-spacing:0;font-size:11px}
.foot b{color:var(--gold-light);font-weight:500}

/* ============================================================
   PARTÍCULAS
   ============================================================ */
.luxury-particles{position:fixed;inset:0;pointer-events:none;z-index:1;overflow:hidden}
.luxury-particle{
  position:absolute;bottom:-10px;background:var(--gold);
  border-radius:50%;opacity:0;
  animation:rise linear infinite;
}
@keyframes rise{
  0%{transform:translateY(0);opacity:0}
  10%{opacity:.35}
  90%{opacity:.35}
  100%{transform:translateY(-110vh);opacity:0}
}

/* ============================================================
   REVEAL
   ============================================================ */
[data-reveal]{opacity:0;transform:translateY(20px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1);transition-delay:var(--d,0ms)}
[data-reveal].in{opacity:1;transform:none}

/* ============================================================
   RESPONSIVO
   ============================================================ */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero{padding-top:120px;min-height:auto}
  .stage{aspect-ratio:1/0.85;max-width:640px;margin-inline:auto}
  .scroll-hint{display:none}
  .split,.split.top{grid-template-columns:1fr}
  .tooth-stage{max-width:440px}
  .collab{grid-template-columns:1fr}
  .collab-core{writing-mode:horizontal-tb;border-top:1px solid var(--border);border-bottom:1px solid var(--border);border-left:none;border-right:none;padding:16px 10px;letter-spacing:.4em}
  .final .inner{grid-template-columns:1fr}
  .founder-grid{grid-template-columns:1fr}
  .founder .desc{text-align:left}
  body[dir="rtl"] .founder .desc{text-align:right}
  .nav{display:none}
}
@media (max-width:760px){
  .compare{grid-template-columns:1fr}
  .props{grid-template-columns:1fr}
  .tl-item .k{min-width:0}
  .tl-item{flex-direction:column;gap:4px}
}
@media (max-width:520px){
  .lang-toggle{padding:6px 8px;font-size:10px}
  .actions{gap:10px}
  .btn{padding:13px 20px;font-size:10px;letter-spacing:.16em}
  .brand{font-size:12px;letter-spacing:.2em}
  .brand-tag{font-size:7.5px;letter-spacing:.2em}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  [data-reveal]{opacity:1;transform:none}
  .luxury-particles{display:none}
}