/* ============================================================
   TES INVENTORY — login.css
   Pantalla de login con temática de seguridad de la información
   ============================================================ */

/* ── Fondo animado ───────────────────────────────────────── */
.login-body {
  min-height:      100vh;
  display:         flex;
  align-items:     center;
  justify-content: center;
  position:        relative;
  overflow:        hidden;
  background-color: #080c14;           /* fallback hardcodeado */
  background:      var(--bg-void, #080c14);
}

/* Malla de puntos en el fondo */
.login-body::before {
  content:    '';
  position:   absolute;
  inset:      0;
  background-image:
    radial-gradient(circle, rgba(56,139,253,0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index:    0;
  animation:  gridDrift 20s linear infinite;
}

/* Gradiente radial central */
.login-body::after {
  content:  '';
  position: absolute;
  top:      40%;
  left:     50%;
  transform: translate(-50%, -50%);
  width:    700px;
  height:   700px;
  background: radial-gradient(
    circle,
    rgba(56,139,253,0.06) 0%,
    transparent 70%
  );
  z-index:  0;
  pointer-events: none;
}

@keyframes gridDrift {
  0%   { transform: translateY(0); }
  100% { transform: translateY(40px); }
}

/* ── Canvas de partículas ────────────────────────────────── */
#particles-canvas {
  position:      absolute;
  inset:         0;
  z-index:       0;
  pointer-events: none;
}

/* ── Líneas de datos flotantes (decorativas) ─────────────── */
.data-streams {
  position:       absolute;
  inset:          0;
  z-index:        0;
  pointer-events: none;
  overflow:       hidden;
}
.stream-line {
  position:   absolute;
  top:        0;
  width:      1px;
  height:     100%;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(56,139,253,0.15),
    transparent
  );
  animation:  streamFall 4s ease-in-out infinite;
}
.stream-line:nth-child(1)  { left: 12%;  animation-delay: 0s;   animation-duration: 3.5s; }
.stream-line:nth-child(2)  { left: 28%;  animation-delay: 1s;   animation-duration: 5s; }
.stream-line:nth-child(3)  { left: 45%;  animation-delay: 0.5s; animation-duration: 4s; }
.stream-line:nth-child(4)  { left: 63%;  animation-delay: 2s;   animation-duration: 3s; }
.stream-line:nth-child(5)  { left: 82%;  animation-delay: 1.5s; animation-duration: 4.5s; }

@keyframes streamFall {
  0%   { opacity: 0; transform: scaleY(0) translateY(-100%); transform-origin: top; }
  30%  { opacity: 1; }
  70%  { opacity: 1; }
  100% { opacity: 0; transform: scaleY(1) translateY(0); }
}

/* ── Wrapper principal ───────────────────────────────────── */
.login-wrapper {
  position:  relative;
  z-index:   2;
  width:     100%;
  max-width: 460px;
  padding:   20px;
  animation: loginReveal 0.8s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@keyframes loginReveal {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Header con logo ─────────────────────────────────────── */
.login-header {
  text-align:    center;
  margin-bottom: 32px;
}
.login-logo {
  display:         inline-flex;
  align-items:     center;
  justify-content: center;
  width:           80px;
  height:          80px;
  border-radius:   var(--radius-lg);
  background:      var(--bg-elevated);
  border:          1px solid var(--border-bright);
  margin-bottom:   16px;
  box-shadow:      var(--glow-blue);
  position:        relative;
  overflow:        hidden;
}
.login-logo::after {
  content:   '';
  position:  absolute;
  inset:     -50%;
  background: conic-gradient(transparent, rgba(56,139,253,0.15), transparent);
  animation: logoSpin 4s linear infinite;
}
@keyframes logoSpin { to { transform: rotate(360deg); } }

.login-logo img {
  width:    52px;
  height:   52px;
  object-fit: contain;
  position: relative;
  z-index:  1;
}
/* Fallback si no hay logo: texto TES */
.logo-text {
  font-family: var(--font-display);
  font-size:   2rem;
  font-weight: 700;
  color:       var(--accent-blue);
  position:    relative;
  z-index:     1;
  letter-spacing: 0.1em;
}

.login-company-name {
  font-family:    var(--font-display);
  font-size:      1.8rem;
  font-weight:    700;
  letter-spacing: 0.08em;
  color:          var(--text-primary);
  text-transform: uppercase;
}
.login-company-sub {
  font-size:   0.8rem;
  color:       var(--text-muted);
  margin-top:  4px;
  letter-spacing: 0.05em;
}
.login-company-info {
  margin-top:  14px;
  font-size:   0.8rem;
  color:       var(--text-secondary);
  line-height: 1.8;
}
.login-company-info span {
  display: block;
}
.info-icon { margin-right: 6px; }

/* ── Card del formulario ─────────────────────────────────── */
.login-card {
  background:    var(--bg-card);
  border:        1px solid var(--border);
  border-radius: var(--radius-xl);
  padding:       36px;
  position:      relative;
  overflow:      hidden;
  backdrop-filter: blur(10px);
}
/* Línea de acento superior */
.login-card::before {
  content:  '';
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height:   2px;
  background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
}

.login-card-title {
  font-family:    var(--font-display);
  font-size:      1.3rem;
  font-weight:    700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color:          var(--text-secondary);
  margin-bottom:  24px;
  text-align:     center;
}

/* ── Formulario ──────────────────────────────────────────── */
.login-form { display: flex; flex-direction: column; gap: 18px; }

.form-group { position: relative; }

.form-label {
  display:       block;
  font-family:   var(--font-compact);
  font-size:     0.75rem;
  font-weight:   600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color:         var(--text-secondary);
  margin-bottom: 6px;
}

.input-wrap {
  position: relative;
}
.input-icon {
  position:    absolute;
  left:        12px;
  top:         50%;
  transform:   translateY(-50%);
  color:       var(--text-muted);
  font-size:   1rem;
  pointer-events: none;
  transition:  var(--transition);
}
.input-wrap .input { padding-left: 38px; }
.input-wrap:focus-within .input-icon { color: var(--accent-blue); }

.input-toggle-pass {
  position:    absolute;
  right:       12px;
  top:         50%;
  transform:   translateY(-50%);
  background:  none;
  border:      none;
  color:       var(--text-muted);
  cursor:      pointer;
  transition:  var(--transition);
  font-size:   1rem;
}
.input-toggle-pass:hover { color: var(--accent-blue); }

/* ── Estado de error / bloqueo ───────────────────────────── */
.login-alert {
  padding:       12px 16px;
  border-radius: var(--radius-sm);
  font-size:     0.85rem;
  line-height:   1.5;
  animation:     alertShake 0.4s ease;
  display:       none;
}
.login-alert.show { display: block; }
.login-alert.error {
  background:  rgba(233,69,96,0.1);
  border:      1px solid rgba(233,69,96,0.3);
  color:       #ff7691;
}
.login-alert.warning {
  background:  rgba(210,153,34,0.1);
  border:      1px solid rgba(210,153,34,0.3);
  color:       #f0b429;
}
.login-alert.locked {
  background:  rgba(124,111,239,0.1);
  border:      1px solid rgba(124,111,239,0.3);
  color:       #a89ff0;
}

/* Indicador de intentos */
.attempts-indicator {
  display:       flex;
  gap:           5px;
  margin-top:    8px;
}
.attempt-dot {
  width:         8px;
  height:        8px;
  border-radius: 50%;
  background:    var(--accent-red);
  transition:    var(--transition);
}
.attempt-dot.inactive { background: var(--bg-elevated); border: 1px solid var(--border); }

@keyframes alertShake {
  0%,100% { transform: translateX(0); }
  25%      { transform: translateX(-6px); }
  75%      { transform: translateX(6px); }
}

/* ── Botón de login ──────────────────────────────────────── */
.btn-login {
  width:       100%;
  padding:     12px;
  font-size:   0.95rem;
  letter-spacing: 0.1em;
  position:    relative;
  overflow:    hidden;
}
.btn-login::after {
  content:   '';
  position:  absolute;
  inset:     0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.08), transparent);
  transform: translateX(-100%);
  transition: transform 0.4s ease;
}
.btn-login:hover::after { transform: translateX(100%); }

/* ── Countdown de bloqueo ────────────────────────────────── */
.lock-countdown {
  text-align:  center;
  font-family: var(--font-display);
  font-size:   1.8rem;
  font-weight: 700;
  color:       var(--accent-yellow);
  letter-spacing: 0.1em;
  margin-top:  8px;
}

/* ── Footer del login ────────────────────────────────────── */
.login-footer {
  text-align:  center;
  margin-top:  24px;
  font-size:   0.75rem;
  color:       var(--text-muted);
}

/* ── Google OAuth Button ─────────────────────────────────── */
.btn-google {
  display:        flex;
  align-items:    center;
  justify-content:center;
  gap:            10px;
  width:          100%;
  padding:        11px 16px;
  background:     #fff;
  color:          #3c4043;
  border:         1px solid #dadce0;
  border-radius:  var(--radius-md, 8px);
  font-size:      0.92rem;
  font-weight:    500;
  text-decoration:none;
  cursor:         pointer;
  transition:     box-shadow 0.2s ease, background 0.2s ease;
  margin-bottom:  4px;
}
.btn-google:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  background: #f8f9fa;
}

/* ── Theme switcher en login ─────────────────────────────── */
.theme-btn {
  outline: none;
}
.theme-btn.active {
  border-color: #fff !important;
  box-shadow: 0 0 0 2px rgba(255,255,255,0.4);
  transform: scale(1.2);
}
.theme-btn:hover {
  transform: scale(1.15);
  border-color: rgba(255,255,255,0.6) !important;
}