:root{
  --landing-bg:#f4f3ef;
  --landing-fg:#1b2538;
  --landing-navy:#1e2f4e;
  --landing-accent:#147eae;
  --landing-accent-strong:#0f5d85;
  --landing-panel:#fff;
  --landing-border:#ded8d4;
  --landing-muted:#5d6275;
  --landing-input:#cec4c0;
}
:root[data-theme="dark"]{
  --landing-bg:#0b1320;
  --landing-fg:#eef4fc;
  --landing-navy:#8eb4e8;
  --landing-accent:#35d2ba;
  --landing-accent-strong:#4ec8f5;
  --landing-panel:#121e2e;
  --landing-border:#2a3c51;
  --landing-muted:#8ea2ba;
  --landing-input:#2a3c51;
}
html,body{margin:0;min-height:100%;background:var(--landing-bg);color:var(--landing-fg);font-family:"Segoe UI Variable","Aptos","Segoe UI",sans-serif}
body.landing{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;min-height:100vh;padding:10vh 16px 48px}
.landing-check{margin:20vh 0 0;color:var(--landing-muted);font-size:14px}
.landing-card{position:relative;width:100%;max-width:36rem;overflow:hidden;border:1px solid var(--landing-border);border-radius:16px;background:var(--landing-panel);box-shadow:0 22px 48px -24px #1e2f4e59}
.landing-tools{position:absolute;top:12px;right:12px;z-index:2;display:flex;align-items:center;gap:8px}
.language-toggle{display:flex;border:1px solid var(--landing-border);border-radius:8px;overflow:hidden}
.language-toggle button{margin:0;border:0;border-radius:0;background:transparent;color:var(--landing-muted);padding:6px 10px;font-size:11px;font-weight:700;box-shadow:none}
.language-toggle button[aria-pressed="true"]{background:var(--landing-accent);color:#fff}
#theme-toggle{border:1px solid var(--landing-border);background:transparent;color:var(--landing-muted);padding:6px 10px;border-radius:8px;font-size:12px;box-shadow:none;display:flex;align-items:center;gap:6px}
.landing-brand{padding:28px 24px 16px;padding-right:168px;border-bottom:1px solid var(--landing-border)}
.landing-logo{width:min(100%,280px);height:auto;min-height:0;display:block}
.landing-copy{margin:4px 0 0;padding:0}
.landing-kicker{margin:0;font-size:11px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--landing-navy)}
.landing-title{margin:6px 0 0;font-size:18px;font-weight:650}
.landing-form{display:grid;gap:16px;padding:24px 20px 28px}
@media(min-width:640px){.landing-form{padding:28px 32px 32px}}
.landing-form label{display:grid;gap:6px;font-size:14px;font-weight:600;color:var(--landing-muted)}
.landing-form input{width:100%;border:1px solid var(--landing-input);border-radius:8px;background:var(--landing-bg);color:var(--landing-fg);padding:10px 12px;font:inherit}
.landing-form input:focus{outline:2px solid color-mix(in srgb,var(--landing-accent) 40%,transparent);border-color:var(--landing-accent)}
.landing-form button[type="submit"]{margin-top:4px;border:0;border-radius:8px;background:var(--landing-accent);color:#fff;padding:10px 16px;font:inherit;font-weight:650;cursor:pointer}
.landing-form button[type="submit"]:hover{background:var(--landing-accent-strong)}
.landing-form button[type="submit"]:disabled{opacity:.55;cursor:wait}
.landing-alert{margin:0;border-radius:8px;padding:10px 12px;font-size:14px}
.landing-alert[data-kind="error"]{border:1px solid #f3c4c4;background:#fef2f2;color:#7f1d1d}
:root[data-theme="dark"] .landing-alert[data-kind="error"]{border-color:#7f1d1d;background:#3a1518;color:#fecaca}
.landing-note{margin:0;color:var(--landing-muted);font-size:13px;line-height:1.5}
.landing-footer{margin-top:20px;text-align:center;font-size:12px;color:var(--landing-muted)}
.landing-footer a{color:var(--landing-accent);font-weight:600;text-decoration:none}
.landing-footer p{margin:8px 0 0}
[hidden]{display:none!important}
button:focus-visible,input:focus-visible,a:focus-visible{outline:2px solid var(--landing-accent);outline-offset:3px}