body{
    background:
      radial-gradient(1100px 620px at 82% -8%, rgba(59,123,255,.16), transparent 60%),
      radial-gradient(900px 500px at -10% 106%, rgba(59,123,255,.10), transparent 55%),
      linear-gradient(180deg, var(--navy-950) 0%, var(--navy-900) 46%, var(--navy-950) 100%);
    min-height:100vh;
    font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
    color:var(--ink-0);
    display:flex;
    align-items:center;
    justify-content:center;
    padding:40px 16px;
  }

  /* ambient chart-line texture */
  .field{
    position:fixed; inset:0; pointer-events:none; z-index:0; opacity:.5;
  }

  .stage{
    position:relative;
    z-index:1;
    width:100%;
    max-width:412px;
  }

  .frame{
    position:relative;
    background:
      radial-gradient(520px 260px at 100% 0%, rgba(59,123,255,.14), transparent 60%),
      linear-gradient(180deg, var(--navy-800) 0%, var(--navy-900) 100%);
    border:1px solid var(--line);
    border-radius:28px;
    padding:36px 26px 28px;
    box-shadow:0 40px 80px -30px rgba(0,0,0,.7), 0 0 0 1px rgba(255,255,255,.02) inset;
    overflow:hidden;
  }

  .frame::before{
    content:"";
    position:absolute; top:0; right:0; width:100%; height:220px;
    background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='220'%3E%3Cg stroke='%233b7bff' stroke-width='1.4' opacity='0.16'%3E%3Cline x1='40' y1='150' x2='40' y2='110'/%3E%3Crect x='34' y='118' width='12' height='24' fill='none'/%3E%3Cline x1='70' y1='140' x2='70' y2='90'/%3E%3Crect x='64' y='96' width='12' height='34' fill='none'/%3E%3Cline x1='100' y1='120' x2='100' y2='70'/%3E%3Crect x='94' y='78' width='12' height='30' fill='none'/%3E%3Cline x1='130' y1='100' x2='130' y2='50'/%3E%3Crect x='124' y='58' width='12' height='28' fill='none'/%3E%3Cline x1='160' y1='90' x2='160' y2='40'/%3E%3Crect x='154' y='48' width='12' height='26' fill='none'/%3E%3Cline x1='190' y1='70' x2='190' y2='20'/%3E%3Crect x='184' y='28' width='12' height='30' fill='none'/%3E%3Cpath d='M20 160 L60 120 L90 130 L120 90 L150 95 L180 55 L210 60' fill='none' stroke='%236ea0ff' stroke-width='1.6' opacity='0.5'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat:no-repeat;
    background-position:top right;
    background-size:340px 190px;
    opacity:.9;
    pointer-events:none;
  }

  .top{
    position:relative;
    display:flex; align-items:center; justify-content:space-between;
    margin-bottom:30px;
  }
  .brand{ display:flex; align-items:center; gap:9px; }
  .logo{
    width:30px; height:30px; border-radius:9px;
    background:linear-gradient(135deg, var(--blue-400), var(--blue-600));
    display:flex; align-items:center; justify-content:center;
    box-shadow:0 6px 16px -4px rgba(59,123,255,.6);
    flex:none;
  }
  .logo svg{ width:16px; height:16px; }
  .brand-text{ line-height:1.1; }
  .brand-name{ font-size:16px; font-weight:800; letter-spacing:.2px; }
  .brand-tag{ font-size:9.5px; color:var(--blue-400); font-weight:600; letter-spacing:.5px; text-transform:uppercase; }

  .lang-wrap{ position:relative; }
  .lang{
    display:flex; align-items:center; gap:5px;
    font-size:11.5px; color:var(--ink-1);
    background:var(--surface); border:1px solid var(--line);
    padding:6px 10px; border-radius:100px;
    cursor:pointer; font-family:inherit;
  }
  .lang:hover{ background:var(--surface-hi); border-color:var(--line-strong); }
  .lang svg{ width:12px; height:12px; opacity:.7; }
  .lang .chev{ transition:transform .15s ease; }
  .lang-wrap.open .lang .chev{ transform:rotate(180deg); }

  .lang-menu{
    position:absolute; top:calc(100% + 8px); right:0;
    min-width:128px;
    background:var(--navy-800);
    border:1px solid var(--line-strong);
    border-radius:12px;
    box-shadow:0 20px 40px -14px rgba(0,0,0,.6);
    padding:6px;
    opacity:0; visibility:hidden; transform:translateY(-6px);
    transition:opacity .15s ease, transform .15s ease, visibility .15s;
    z-index:5;
  }
  .lang-wrap.open .lang-menu{
    opacity:1; visibility:visible; transform:translateY(0);
  }
  .lang-option{
    display:flex; align-items:center; justify-content:space-between; gap:8px;
    width:100%; background:none; border:0; cursor:pointer;
    padding:9px 10px; border-radius:8px;
    font-family:inherit; font-size:12.5px; color:var(--ink-1); text-align:left;
  }
  .lang-option:hover{ background:var(--surface-hi); color:var(--ink-0); }
  .lang-option.active{ color:var(--ink-0); background:var(--surface); }
  .lang-option .code{ font-weight:700; font-size:11px; color:var(--blue-400); width:22px; }
  .lang-option .name{ flex:1; }
  .lang-option .check{ width:13px; height:13px; color:var(--blue-400); opacity:0; }
  .lang-option.active .check{ opacity:1; }

  .headline{ position:relative; margin-bottom:26px; }
  .eyebrow{
    font-size:10px; font-weight:700; letter-spacing:1.6px; text-transform:uppercase;
    color:var(--blue-400); margin:0 0 8px;
  }
  h1{
    font-size:29px; font-weight:800; margin:0 0 8px; letter-spacing:-.4px;
    background:linear-gradient(180deg,#ffffff, #c9d5ec);
    -webkit-background-clip:text; background-clip:text; color:transparent;
  }
  .sub{ font-size:12px; color:var(--ink-1); line-height:1.55; margin:0; max-width:280px; }

  form{ position:relative; display:flex; flex-direction:column; gap:14px; }
  label{
    font-size:11.5px; font-weight:600; color:var(--ink-1);
    display:block; margin-bottom:7px; letter-spacing:.2px;
  }
  .field-group{ margin:0; }
  .input-wrap{
    position:relative;
    background:var(--surface);
    border:1px solid var(--line);
    border-radius:13px;
    display:flex; align-items:center;
    transition:border-color .15s ease, background .15s ease;
  }
  .input-wrap:focus-within{
    border-color:var(--blue-500);
    background:var(--surface-hi);
    box-shadow:0 0 0 3px rgba(59,123,255,.15);
  }
  .input-wrap .icon{
    width:38px; height:44px; display:flex; align-items:center; justify-content:center;
    color:var(--ink-2); flex:none;
  }
  .input-wrap .icon svg{ width:16px; height:16px; }
  .input-wrap input{
    flex:1; background:transparent; border:0; outline:0;
    color:var(--ink-0); font-size:11px; font-family:inherit;
    padding:13px 12px 13px 0; min-width:0;
  }
  .input-wrap input::placeholder{ color:var(--ink-2); }
  .toggle-eye{
    width:38px; height:44px; display:flex; align-items:center; justify-content:center;
    color:var(--ink-2); background:none; border:0; cursor:pointer; flex:none;
  }
  .toggle-eye svg{ width:16px; height:16px; }

  .row-between{
    display:flex; align-items:center; justify-content:space-between;
    margin-top:2px;
  }
  .remember{ display:flex; align-items:center; gap:7px; font-size:11px; color:var(--ink-1); }
  .checkbox{
    width:15px; height:15px; border-radius:5px;
    display:flex; align-items:center; justify-content:center;
    flex:none;
  }
  .checkbox svg{ width:9px; height:9px; }
  .forgot{ font-size:11px; color:var(--blue-400); text-decoration:none; font-weight:600; }

  .cta{
    margin-top:6px;
    width:100%; border:0; border-radius:13px;
    padding:14px 18px;
    background:linear-gradient(135deg, var(--blue-500), var(--blue-600));
    color:#fff; font-size:12px; font-weight:700; font-family:inherit;
    display:flex; align-items:center; justify-content:center; gap:8px;
    cursor:pointer;
    box-shadow:0 14px 28px -12px rgba(43,95,224,.65);
    letter-spacing:.2px;
  }
  .cta svg{ width:16px; height:16px; }

  .divider{
    display:flex; align-items:center; gap:12px;
    margin:22px 0 16px;
    color:var(--ink-2); font-size:11px;
  }
  .divider::before, .divider::after{ content:""; flex:1; height:1px; background:var(--line); }

  .social{ display:flex; gap:10px; }
  .social button{
    flex:1; height:44px; border-radius:12px;
    background:var(--surface); border:1px solid var(--line);
    display:flex; align-items:center; justify-content:center;
    cursor:pointer;
  }
  .social button svg{ width:18px; height:18px; }

  .signup{
    text-align:center; margin-top:20px; font-size:11px; color:var(--ink-1);
  }
  .signup a{ color:var(--blue-400); font-weight:700; text-decoration:none; }

  .trust{
    margin-top:24px; padding-top:20px; border-top:1px solid var(--line);
  }
  .trust-label{
    font-size:10px; color:var(--ink-2); text-align:center; text-transform:uppercase;
    letter-spacing:1px; margin-bottom:14px; font-weight:600;
  }
  .trust-grid{
    display:grid; grid-template-columns:repeat(4,1fr); gap:8px;
  }
  .trust-item{
    display:flex; flex-direction:column; align-items:center; gap:6px;
    text-align:center;
  }
  .trust-icon{
    width:34px; height:34px; border-radius:10px;
    background:var(--surface); border:1px solid var(--line);
    display:flex; align-items:center; justify-content:center;
    color:var(--blue-400);
  }
  .trust-icon svg{ width:15px; height:15px; }
  .trust-item span{ font-size:9.5px; color:var(--ink-2); line-height:1.25; font-weight:500; }

  .footnote{
    display:flex; align-items:center; justify-content:center; gap:6px;
    margin-top:18px; font-size:10.5px; color:var(--ink-2);
  }
  .footnote svg{ width:12px; height:12px; color:var(--green); flex:none; }

  @media (max-width:380px){
    .frame{ padding:28px 18px 22px; border-radius:22px; }
    h1{ font-size:25px; }
  }