/* ==========================================================================
   Powapi — Login.
   Paleta y tipografía tomadas de C:\Users\jorge\Downloads\DESIGN.md
   (Deep Cobalt Blue / Electric Cyan / Emerald), a propósito DISTINTA del
   tema del panel interno (panel/assets/css/tema.css). Alcance: solo esta
   página — login vive fuera del shell del panel, es la pantalla de marca.
   ========================================================================== */

:root {
  --lg-bg: #0f172a;
  --lg-surface: #1e293b;
  --lg-border: #334155;
  --lg-text: #eaf1ff;
  --lg-text-muted: #94a3b8;

  --lg-primary: #0052ff;
  --lg-primary-hover: #0047d9;
  --lg-secondary: #00d1ff;

  --lg-error: #ba1a1a;
  --lg-error-text: #ffb4ab;
  --lg-error-bg: rgba(186, 26, 26, .15);
  --lg-error-border: rgba(186, 26, 26, .4);

  --lg-radius: 0.25rem;
  --lg-radius-lg: 0.5rem;
  --lg-shadow: 0 4px 6px -1px rgb(0 0 0 / .3), 0 2px 4px -2px rgb(0 0 0 / .3);
}

* { box-sizing: border-box; }

body.lg-body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  font-family: 'Inter', sans-serif;
  color: var(--lg-text);
  background:
    radial-gradient(640px circle at 25% 20%, rgba(0, 209, 255, .16), transparent 60%),
    radial-gradient(640px circle at 80% 85%, rgba(0, 82, 255, .18), transparent 55%),
    var(--lg-bg);
}

.lg-wrap { width: 100%; max-width: 380px; display: flex; flex-direction: column; align-items: center; gap: 28px; }

.lg-logo { width: 200px; height: auto; display: block; }

.lg-tagline {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  line-height: 16px;
  letter-spacing: 0.02em;
  color: var(--lg-text-muted);
  text-transform: uppercase;
  margin-top: -14px;
}

.lg-card {
  width: 100%;
  background: var(--lg-surface);
  border: 1px solid var(--lg-border);
  border-radius: var(--lg-radius-lg);
  box-shadow: var(--lg-shadow);
  padding: 28px 26px;
}

.lg-title {
  font-family: 'Geist', 'Inter', sans-serif;
  font-size: 20px;
  font-weight: 600;
  line-height: 28px;
  letter-spacing: -0.01em;
  margin: 0 0 4px;
  color: var(--lg-text);
}

.lg-subtitle {
  font-size: 14px;
  line-height: 20px;
  letter-spacing: -0.006em;
  color: var(--lg-text-muted);
  margin: 0 0 22px;
}

.lg-field { margin-bottom: 16px; }

.lg-field label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--lg-text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.lg-field input {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  background: var(--lg-bg);
  border: 1px solid var(--lg-border);
  border-radius: var(--lg-radius);
  color: var(--lg-text);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}

.lg-field input::placeholder { color: var(--lg-text-muted); opacity: .7; }

.lg-field input:focus {
  border-color: var(--lg-primary);
  box-shadow: 0 0 0 2px rgba(0, 82, 255, .45);
}

.lg-btn {
  width: 100%;
  height: 40px;
  border: none;
  border-radius: var(--lg-radius);
  background: var(--lg-primary);
  color: #fff;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color .15s ease;
}

.lg-btn:hover { background: var(--lg-primary-hover); }

.lg-alert {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--lg-error-bg);
  border: 1px solid var(--lg-error-border);
  color: var(--lg-error-text);
  border-radius: var(--lg-radius);
  padding: 10px 12px;
  font-size: 13px;
  margin-bottom: 18px;
}

.lg-footer {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--lg-text-muted);
  letter-spacing: 0.02em;
}