:root{
  --bg:#05070a;
  --surface:#0c1015;
  --surface-2:#111720;
  --line:rgba(255,255,255,.11);
  --text:#f6f8fb;
  --muted:#9da7b4;
  --accent:#dce8f8;
  --danger:#ff7b7b;
  --success:#55d69e;
  --shadow:0 30px 80px rgba(0,0,0,.55);
}
*{box-sizing:border-box}
html,body{min-height:100%}
body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:radial-gradient(circle at 50% 0%,#151c27 0,#080b10 34%,#030405 75%);color:var(--text)}
button,input{font:inherit}
.login-page{min-height:100vh}
.login-shell{min-height:100vh;display:grid;place-items:center;padding:28px 18px}
.login-card{width:min(100%,470px);padding:38px;border:1px solid var(--line);border-radius:24px;background:rgba(10,14,19,.92);box-shadow:var(--shadow);backdrop-filter:blur(14px)}
.brand{text-align:center;margin-bottom:36px}
.brand-logo{display:block;width:min(100%,360px);height:auto;margin:0 auto;object-fit:contain}
.brand-name{font-size:clamp(34px,8vw,50px);font-weight:900;font-style:italic;letter-spacing:.11em;white-space:nowrap}
.brand-tagline{margin-top:8px;font-size:11px;letter-spacing:.28em;color:#c7d1dc}
.moon-pair{display:inline-flex;gap:5px;vertical-align:-.08em;margin:0 .04em}
.moon-pair i{display:block;width:.72em;height:.72em;border-radius:50%;background:#020305;border:2px solid #f7f9fc;box-shadow:4px 0 12px rgba(255,255,255,.9),0 0 20px rgba(255,255,255,.25)}
.login-copy{margin-bottom:26px}
.eyebrow{margin:0 0 8px;color:#aeb8c5;font-size:11px;font-weight:700;letter-spacing:.2em}
h1{margin:0;font-size:30px;letter-spacing:-.02em}
.login-copy>p:last-child{margin:9px 0 0;color:var(--muted);line-height:1.55}
.login-form{display:grid;gap:18px}
.field{display:grid;gap:8px}
.field label{font-size:14px;font-weight:700}
.field input{width:100%;height:52px;border:1px solid #303946;border-radius:12px;background:#090d12;color:var(--text);padding:0 14px;outline:none;transition:.2s}
.field input:focus{border-color:#dce8f8;box-shadow:0 0 0 4px rgba(220,232,248,.1)}
.password-wrap{position:relative}
.password-wrap input{padding-right:64px}
.password-toggle{position:absolute;right:8px;top:8px;height:36px;padding:0 10px;border:0;border-radius:8px;color:#cbd4df;background:#171e27;cursor:pointer}
.btn-primary{height:54px;border:0;border-radius:12px;background:#f4f7fb;color:#06080b;font-weight:900;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:.2s}
.btn-primary:hover{transform:translateY(-1px);background:#fff}
.btn-primary:disabled{opacity:.65;cursor:not-allowed;transform:none}
.spinner{display:none;width:18px;height:18px;border-radius:50%;border:2px solid rgba(0,0,0,.25);border-top-color:#000;animation:spin .75s linear infinite}
.btn-primary.loading .spinner{display:block}
.forgot-link{text-align:center;color:#c3ccd7;text-decoration:none;font-size:14px}
.forgot-link[aria-disabled="true"]{opacity:.55;cursor:not-allowed}
.alert{padding:13px 14px;margin:0 0 18px;border-radius:11px;font-size:14px;line-height:1.45;border:1px solid rgba(255,123,123,.4);background:rgba(108,25,25,.28);color:#ffd3d3}
.alert.success{border-color:rgba(85,214,158,.4);background:rgba(22,94,65,.28);color:#caffea}
.login-footer{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);text-align:center;color:#727e8d;font-size:12px}
@keyframes spin{to{transform:rotate(360deg)}}

/* Dashboard inicial */
.app-body{min-height:100vh;background:#090c10;color:var(--text)}
.topbar{height:68px;position:fixed;inset:0 0 auto 0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:0 26px;background:#030405;border-bottom:1px solid var(--line)}
.topbar-brand{font-weight:900;font-style:italic;letter-spacing:.12em;font-size:22px}
.topbar-user{display:flex;align-items:center;gap:12px;color:#d8dee7}
.logout-btn{border:1px solid var(--line);background:#12171e;color:#fff;border-radius:9px;padding:9px 13px;cursor:pointer}
.dashboard{padding:108px 28px 40px;max-width:1280px;margin:auto}
.dashboard h1{font-size:34px}.dashboard p{color:var(--muted)}
.module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:32px}
.module-card{min-height:142px;padding:22px;border:1px solid var(--line);border-radius:16px;background:#0e1319;display:flex;flex-direction:column;justify-content:space-between}
.module-card h2{font-size:18px;margin:0}.module-card span{color:#788493;font-size:13px}
@media(max-width:760px){.login-card{padding:27px 22px;border-radius:18px}.brand-logo{width:min(100%,310px)}.brand-tagline{font-size:9px;letter-spacing:.17em}.module-grid{grid-template-columns:1fr}.topbar{padding:0 16px}.topbar-user .user-name{display:none}.dashboard{padding:96px 18px 28px}}