:root{
  --gold-1:#f6d77a; --gold-2:#caa24a; --gold-3:#9c7a2c; --silver:#d8dce3;
  --bg:#08080a; --surface:#101014; --surface-2:#16161b; --surface-3:#1c1c22;
  --ink:#f2f0ec; --ink-2:#b9b4ab; --muted:#84807a;
  --line:rgba(255,255,255,.09); --line-gold:rgba(202,162,74,.30);
  --up:#3ddc84; --down:#ff5f5f;
  --f-body:'Inter',system-ui,-apple-system,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei','Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  --f-disp:'Sora','Inter',system-ui,-apple-system,'PingFang SC','Microsoft YaHei','Apple SD Gothic Neo','Malgun Gothic',sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--f-body);background:var(--bg);color:var(--ink);line-height:1.6;
  -webkit-font-smoothing:antialiased;min-height:100dvh;display:flex;flex-direction:column;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3{font-family:var(--f-disp);letter-spacing:-.02em;line-height:1.15}

/* fundo com partículas */
#authFx{position:fixed;inset:0;z-index:0;pointer-events:none}
.auth-glow{position:fixed;z-index:0;width:70vmax;height:70vmax;left:50%;top:38%;
  transform:translate(-50%,-50%);pointer-events:none;
  background:radial-gradient(circle,rgba(202,162,74,.10),transparent 62%)}

/* topo */
header.auth-top{position:relative;z-index:5;display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:1.2rem clamp(1.1rem,5vw,2.2rem)}
.logo{display:flex;align-items:center;gap:.5rem}
.logo img{width:26px;height:auto}
.logo .wm{font-family:var(--f-disp);font-weight:800;font-size:.9rem;color:#fff;white-space:nowrap}
.logo .wm b{background:linear-gradient(120deg,var(--gold-1),var(--gold-2));
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* seletor de idioma */
.fg{border-radius:2px;flex-shrink:0;box-shadow:0 0 0 1px rgba(255,255,255,.12) inset;display:block}
.lang{position:relative}
.lang-btn{display:inline-flex;align-items:center;gap:.34rem;padding:.34rem .5rem;min-height:32px;
  border:0;background:transparent;color:var(--ink);cursor:pointer;
  font-family:var(--f-body);font-size:.84rem;font-weight:600;transition:color .2s ease}
.lang-btn:hover{color:var(--gold-1)}
.lang-btn .fg{width:19px;height:13px}
.lang-menu{position:absolute;right:0;top:calc(100% + .55rem);min-width:170px;background:#0d0d11;
  border:1px solid var(--line);border-radius:13px;padding:.3rem;box-shadow:0 24px 60px rgba(0,0,0,.65);
  z-index:90;opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s;max-height:min(70vh,420px);overflow-y:auto}
.lang.open .lang-menu{opacity:1;visibility:visible;transform:none}
.lang-menu button{display:flex;align-items:center;gap:.6rem;width:100%;min-height:36px;padding:.4rem .55rem;
  border:0;background:transparent;border-radius:9px;cursor:pointer;color:var(--ink-2);
  font-family:var(--f-body);font-size:.82rem;font-weight:500;text-align:left;transition:background .18s ease,color .18s ease}
.lang-menu button:hover{background:var(--surface-3);color:#fff}
.lang-menu button[aria-current="true"]{color:var(--gold-1)}
.lang-menu .fg{width:22px;height:15px}

/* card central */
main.auth-main{position:relative;z-index:2;flex:1;display:flex;align-items:center;justify-content:center;
  padding:clamp(1rem,4vw,2.5rem) clamp(1.1rem,5vw,2rem) clamp(2.5rem,6vw,4rem)}
.auth-card{width:100%;max-width:440px;border:1px solid var(--line);border-radius:22px;
  background:rgba(16,16,20,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:0 30px 70px rgba(0,0,0,.5);padding:clamp(1.6rem,4.5vw,2.4rem)}
.auth-card.wide{max-width:520px}
.auth-head{text-align:center;margin-bottom:1.6rem}
.auth-head h1{font-size:clamp(1.5rem,4.5vw,1.95rem);font-weight:700}
.auth-head p{color:var(--ink-2);font-weight:300;font-size:.92rem;margin-top:.4rem}

/* campos */
.field{margin-bottom:1rem}
.field.half{margin-bottom:0}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-bottom:1rem}
@media (max-width:479px){.row2{grid-template-columns:1fr;gap:0}.row2 .field{margin-bottom:1rem}}
label{display:block;font-size:.78rem;font-weight:500;color:var(--ink-2);margin-bottom:.4rem}
label .opt{color:var(--muted);font-weight:400;font-size:.72rem}
.inp{width:100%;height:48px;padding:0 .95rem;border:1px solid var(--line);border-radius:12px;
  background:var(--surface-2);color:var(--ink);font-family:var(--f-body);font-size:.92rem;
  transition:border-color .2s ease,background .2s ease}
.inp::placeholder{color:var(--muted)}
.inp:focus{outline:none;border-color:var(--gold-2);background:var(--surface-3)}
.inp.err{border-color:var(--down)}

/* senha com toggle */
.pass-wrap{position:relative}
.pass-wrap .inp{padding-right:3rem}
.pass-toggle{position:absolute;right:.5rem;top:50%;transform:translateY(-50%);width:34px;height:34px;
  border:0;background:none;cursor:pointer;color:var(--muted);display:flex;align-items:center;justify-content:center}
.pass-toggle:hover{color:var(--gold-1)}
.pass-toggle svg{width:19px;height:19px}

/* telefone com DDI */
.phone{display:flex;gap:.5rem}
.ddi{position:relative;flex-shrink:0}
.ddi-btn{display:flex;align-items:center;gap:.4rem;height:48px;padding:0 .7rem;border:1px solid var(--line);
  border-radius:12px;background:var(--surface-2);color:var(--ink);cursor:pointer;font-family:var(--f-body);
  font-size:.9rem;white-space:nowrap;transition:border-color .2s ease}
.ddi-btn:hover{border-color:var(--gold-2)}
.ddi-btn .fg{width:22px;height:15px}
.ddi-btn .cv{width:7px;height:7px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);
  transform:rotate(45deg) translate(-1px,-1px)}
.ddi-menu{position:absolute;left:0;top:calc(100% + .4rem);min-width:190px;max-height:260px;overflow-y:auto;
  background:#0d0d11;border:1px solid var(--line);border-radius:12px;padding:.3rem;z-index:40;
  box-shadow:0 20px 50px rgba(0,0,0,.6);opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s}
.ddi.open .ddi-menu{opacity:1;visibility:visible;transform:none}
.ddi-menu button{display:flex;align-items:center;gap:.6rem;width:100%;min-height:38px;padding:.4rem .55rem;
  border:0;background:transparent;border-radius:9px;cursor:pointer;color:var(--ink-2);
  font-family:var(--f-body);font-size:.85rem;text-align:left;transition:background .18s ease,color .18s ease}
.ddi-menu button:hover{background:var(--surface-3);color:#fff}
.ddi-menu .fg{width:22px;height:15px;flex-shrink:0}
.ddi-menu .code{color:var(--muted);margin-left:auto;font-variant-numeric:tabular-nums}
.ddi-other-ico{width:22px;height:15px;border-radius:2px;background:var(--surface-3);display:inline-flex;
  align-items:center;justify-content:center;font-size:.7rem;color:var(--gold-1);flex-shrink:0}
.phone .inp{flex:1;min-width:0}
.ddi-manual{width:76px;flex-shrink:0;text-align:center}

/* botão */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;width:100%;height:52px;
  border-radius:999px;font-family:var(--f-disp);font-size:.92rem;font-weight:700;border:0;cursor:pointer;
  background:linear-gradient(120deg,var(--gold-1),var(--gold-2));color:#14110a;
  box-shadow:0 8px 26px rgba(202,162,74,.24);transition:transform .2s ease,box-shadow .25s ease,opacity .2s ease;
  margin-top:.4rem}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 34px rgba(202,162,74,.4)}
.btn:disabled{opacity:.6;cursor:not-allowed;transform:none}
.btn .spin{width:18px;height:18px;border:2px solid rgba(20,17,10,.35);border-top-color:#14110a;
  border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* mensagens */
.msg{display:none;margin-bottom:1rem;padding:.75rem .9rem;border-radius:11px;font-size:.85rem;line-height:1.4}
.msg.show{display:block}
.msg.error{background:rgba(255,95,95,.10);border:1px solid rgba(255,95,95,.3);color:#ff8f8f}
.msg.ok{background:rgba(61,220,132,.10);border:1px solid rgba(61,220,132,.3);color:#7ce8a8}

/* rodapé do card */
.auth-alt{text-align:center;margin-top:1.4rem;font-size:.88rem;color:var(--ink-2)}
.auth-alt a{color:var(--gold-1);font-weight:600}
.auth-alt a:hover{text-decoration:underline}
.auth-forgot{text-align:right;margin:-.4rem 0 1rem;font-size:.82rem}
.auth-forgot a{color:var(--gold-2)}
.auth-forgot a:hover{color:var(--gold-1)}
.auth-back{position:relative;z-index:5;text-align:center;padding:0 1rem calc(1.4rem + env(safe-area-inset-bottom));
  font-size:.8rem}
.auth-back a{color:var(--muted)}
.auth-back a:hover{color:var(--gold-1)}

@media (prefers-reduced-motion:reduce){.btn:hover{transform:none}.btn .spin{animation:none}}

/* solicitação de parceria */
.auth-head .eyebrow{display:inline-block;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-1,#f6d77a);font-weight:700;margin-bottom:.5rem}
.field .opt{display:block;margin-top:.35rem;font-size:.76rem;color:var(--muted,#84807a)}
.pr-success{text-align:center;padding:1rem 0 .5rem}
.pr-ok-ic{width:64px;height:64px;margin:0 auto 1.1rem;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(61,220,132,.14);color:#3ddc84}
.pr-ok-ic svg{width:32px;height:32px}
.pr-success h2{font-family:var(--f-disp,'Sora',sans-serif);font-size:1.4rem;margin-bottom:.5rem}
.pr-success p{color:var(--ink-2,#b9b4ab);margin-bottom:1.4rem;line-height:1.5}
.pr-success .btn{width:auto;display:inline-flex;padding:0 1.6rem}