/**
 * viewer/public/login.css
 * Extraído del <style> inline de LOGIN_PAGE (viewer/auth.ts) — 2026-09-07,
 * endurecimiento de CSP: style-src 'self' sin 'unsafe-inline' no permite
 * <style> inline. Usa los tokens de color de styles.css (--bg, --accent,
 * --text, --muted, --border, --panel-2, --danger, --font-display,
 * --font-body), ya cargado antes vía <link> en la misma página.
 */
html, body { height: 100%; }
.login-body {
  overflow: hidden;
  background:
    radial-gradient(ellipse 700px 500px at 12% 8%, rgba(93, 219, 108, 0.12), transparent 55%),
    radial-gradient(ellipse 900px 700px at 100% 100%, rgba(93, 219, 108, 0.05), transparent 50%),
    var(--bg);
}
/* Grano — textura de emisión, no un fondo plano de degradado */
.login-grain {
  position: fixed; inset: 0; z-index: 0; opacity: 0.05; mix-blend-mode: overlay; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* Retícula de calibración — líneas finas + marcas de esquina, como un
   monitor de vídeo, no una cancha dibujada */
.login-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.5;
  background-image:
    linear-gradient(rgba(93, 219, 108, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(93, 219, 108, 0.06) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 900px 700px at 15% 15%, black, transparent 70%);
          mask-image: radial-gradient(ellipse 900px 700px at 15% 15%, black, transparent 70%);
}
/* Barrido — único movimiento de la pantalla, lento y sutil */
.login-scan {
  position: fixed; left: 0; right: 0; height: 140px; z-index: 0; pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(93, 219, 108, 0.05), transparent);
  animation: login-scan-move 9s linear infinite;
}
@keyframes login-scan-move { from { top: -140px; } to { top: 100%; } }

.login-frame { position: relative; z-index: 1; min-height: 100%; display: flex; flex-direction: column; }
.login-rule { height: 2px; background: linear-gradient(90deg, var(--accent), transparent 60%); opacity: 0.7; }
.login-telemetry {
  display: flex; justify-content: space-between; padding: 16px 24px; font-family: var(--font-body);
  font-size: 10.5px; letter-spacing: 0.08em; color: var(--muted); text-transform: uppercase;
}
.login-telemetry b { color: var(--accent); font-weight: 700; }
.login-dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); margin-right: 6px; box-shadow: 0 0 6px var(--accent); }

.login-main {
  flex: 1; display: flex; align-items: center; padding: 20px 8vw; gap: 64px; flex-wrap: wrap;
}
.login-brand { flex: 1 1 360px; min-width: 280px; opacity: 0; animation: login-in 0.6s ease-out 0.05s forwards; }
.login-brand-eyebrow {
  font-family: var(--font-body); font-size: 11px; font-weight: 700; letter-spacing: 0.22em;
  color: var(--accent); text-transform: uppercase; margin: 0 0 14px;
}
.login-brand-title {
  font-family: var(--font-display); font-weight: 700; text-transform: uppercase;
  font-size: clamp(40px, 7vw, 78px); line-height: 0.95; letter-spacing: 0.01em; margin: 0;
  color: var(--text);
}
.login-brand-title span { color: var(--accent); }
.login-brand-sub { font-size: 14px; color: var(--muted); max-width: 380px; margin: 22px 0 0; line-height: 1.6; }

.login-card {
  flex: 0 0 auto; width: min(360px, 100%);
  background: rgba(18, 22, 15, 0.55);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--border); border-radius: 16px;
  padding: 32px; box-shadow: 0 24px 70px -24px rgba(0, 0, 0, 0.7);
  opacity: 0; animation: login-in 0.6s ease-out 0.18s forwards;
}
.login-card::before {
  content: ""; display: block; height: 2px; width: 40px; background: var(--accent); border-radius: 2px; margin-bottom: 20px;
}
.login-card h1 { font-family: var(--font-display); font-size: 15px; text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 8px; }
.login-sub { font-size: 12.5px; color: var(--muted); margin: 0 0 22px; line-height: 1.5; }
.google-btn {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 13px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); font-family: var(--font-body);
  font-weight: 600; font-size: 14px; cursor: pointer; transition: border-color 0.15s, background 0.15s, transform 0.15s;
}
.google-btn:hover { border-color: var(--accent); background: var(--accent-dim); transform: translateY(-1px); }
.google-btn:active { transform: translateY(0); }
.login-error { color: var(--danger); font-size: 12.5px; margin: 0 0 16px; }

@keyframes login-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@media (prefers-reduced-motion: reduce) { .login-scan, .login-brand, .login-card { animation: none; opacity: 1; } }
@media (max-width: 720px) { .login-main { justify-content: center; text-align: center; } .login-brand-sub { margin-inline: auto; } }