/* ============================================================
   LOGIN MATERIAL — Estética Material Design 3
   Sistema Gestión de Soporte :: MACROSOFT
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&family=Google+Sans:wght@400;500;700&display=swap');

:root {
  --md-primary:       #1565C0;
  --md-primary-dark:  #003c8f;
  --md-primary-light: #5e92f3;
  --md-on-primary:    #ffffff;
  --md-surface:       #ffffff;
  --md-background:    #E8EAF6;
  --md-error:         #B00020;
  --md-on-error:      #ffffff;
  --md-outline:       #79747E;
  --md-outline-focus: #1565C0;
  --md-text-primary:  #1C1B1F;
  --md-text-secondary:#49454F;
  --md-text-disabled: #1C1B1F61;
  --md-shadow-1: 0 1px 2px rgba(0,0,0,.12), 0 2px 4px rgba(0,0,0,.08);
  --md-shadow-2: 0 2px 6px rgba(0,0,0,.14), 0 4px 12px rgba(0,0,0,.10);
  --md-shadow-3: 0 4px 14px rgba(0,0,0,.16), 0 8px 24px rgba(0,0,0,.12);
  --md-radius:    4px;
  --md-radius-lg: 12px;
  --md-radius-xl: 28px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  height: 100%;
  font-family: 'Roboto', 'Google Sans', sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* ---- Fondo con gradiente y patrón sutil ---- */
body.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(94,146,243,0.25) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 80%, rgba(21,101,192,0.20) 0%, transparent 55%),
    linear-gradient(145deg, #e3eaf8 0%, #c5cfe8 50%, #dde4f5 100%);
  padding: 24px;
  position: relative;
  overflow: hidden;
}

body.login-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(21,101,192,0.08) 1px, transparent 0);
  background-size: 28px 28px;
  pointer-events: none;
}

/* ---- Círculos decorativos de fondo ---- */
.login-bg-circle {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}
.login-bg-circle--1 {
  width: 500px; height: 500px;
  top: -180px; left: -180px;
  background: radial-gradient(circle, rgba(94,146,243,0.18) 0%, transparent 70%);
  animation: floatA 12s ease-in-out infinite alternate;
}
.login-bg-circle--2 {
  width: 400px; height: 400px;
  bottom: -120px; right: -120px;
  background: radial-gradient(circle, rgba(21,101,192,0.15) 0%, transparent 70%);
  animation: floatB 15s ease-in-out infinite alternate;
}
@keyframes floatA { from { transform: translate(0,0) scale(1);   } to { transform: translate(30px, 20px) scale(1.05); } }
@keyframes floatB { from { transform: translate(0,0) scale(1);   } to { transform: translate(-20px,-30px) scale(1.08); } }

/* ---- Tarjeta ---- */
.login-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 440px;
  background: var(--md-surface);
  border-radius: var(--md-radius-xl);
  box-shadow: var(--md-shadow-3), 0 0 0 1px rgba(255,255,255,0.6) inset;
  overflow: hidden;
  animation: cardIn 0.5s cubic-bezier(0.34,1.56,0.64,1) both;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(32px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0)    scale(1);    }
}

/* ---- Cabecera de la tarjeta ---- */
.login-card__header {
  background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-light) 100%);
  padding: 40px 40px 32px;
  position: relative;
  overflow: hidden;
}
.login-card__header::after {
  content: '';
  position: absolute;
  bottom: -30px; right: -30px;
  width: 160px; height: 160px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
}
.login-card__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.login-card__logo-icon {
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.2);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.3);
}
.login-card__logo-icon svg { width: 24px; height: 24px; fill: white; }
.login-card__brand {
  font-family: 'Google Sans', 'Roboto', sans-serif;
  font-size: 16px; font-weight: 700;
  color: rgba(255,255,255,0.95);
  letter-spacing: 0.5px;
  line-height: 1.2;
}
.login-card__brand span {
  display: block;
  font-size: 11px; font-weight: 400;
  color: rgba(255,255,255,0.7);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.login-card__title {
  font-family: 'Google Sans', 'Roboto', sans-serif;
  font-size: 26px; font-weight: 500;
  color: var(--md-on-primary);
  letter-spacing: -0.3px;
  margin-bottom: 4px;
}
.login-card__subtitle {
  font-size: 14px; font-weight: 400;
  color: rgba(255,255,255,0.75);
}

/* ---- Cuerpo del formulario ---- */
.login-card__body {
  padding: 32px 40px 40px;
}

/* ---- Mensajes de error / info ---- */
.login-alert {
  display: none;
  align-items: flex-start;
  gap: 10px;
  border-radius: var(--md-radius);
  padding: 12px 14px;
  margin-bottom: 24px;
  font-size: 13px;
  line-height: 1.4;
  animation: alertIn .25s ease both;
  /* error (default) */
  background: #FDECEA;
  border: 1px solid #F5C6CB;
  border-left: 4px solid #B00020;
  color: #B00020;
}
.login-alert.visible { display: flex; }
.login-alert svg { flex-shrink: 0; width: 18px; height: 18px; fill: currentColor; margin-top: 1px; }
.login-alert__body { display: flex; flex-direction: column; gap: 2px; flex: 1; }
.login-alert__item { line-height: 1.4; }
.login-alert__item + .login-alert__item { padding-top: 2px; border-top: 1px solid rgba(0,0,0,0.06); }

/* éxito */
.login-alert--success {
  background: #E8F5E9;
  border: 1px solid #A5D6A7;
  border-left: 4px solid #2E7D32;
  color: #2E7D32;
}

@keyframes alertIn { from { opacity:0; transform: translateY(-6px); } to { opacity:1; transform: translateY(0); } }

/* ---- Campo Material (Outlined) ---- */
.md-field {
  position: relative;
  margin-bottom: 20px;
}
.md-field__label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--md-text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.3px;
  transition: color var(--transition);
}
.md-field__input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}
.md-field__icon {
  position: absolute;
  left: 14px;
  width: 20px; height: 20px;
  fill: var(--md-outline);
  pointer-events: none;
  transition: fill var(--transition);
  flex-shrink: 0;
}
.md-field__toggle {
  position: absolute;
  right: 12px;
  background: none; border: none; cursor: pointer;
  padding: 4px;
  color: var(--md-outline);
  display: flex; align-items: center;
  transition: color var(--transition);
}
.md-field__toggle:hover { color: var(--md-primary); }
.md-field__toggle svg { width: 20px; height: 20px; fill: currentColor; }

.md-input {
  width: 100%;
  height: 52px;
  padding: 0 14px 0 44px;
  font-family: 'Roboto', sans-serif;
  font-size: 15px;
  font-weight: 400;
  color: var(--md-text-primary);
  background: var(--md-surface);
  border: 1.5px solid var(--md-outline);
  border-radius: var(--md-radius);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  letter-spacing: 0.1px;
  -webkit-appearance: none;
}
.md-input::placeholder { color: var(--md-text-disabled); font-size: 14px; }
.md-input:hover { border-color: var(--md-text-primary); }
.md-input:focus {
  border-color: var(--md-outline-focus);
  box-shadow: 0 0 0 3px rgba(21,101,192,0.12);
}
.md-input:focus ~ .md-field__icon,
.md-field__input-wrapper:focus-within .md-field__icon { fill: var(--md-primary); }
.md-field:focus-within .md-field__label { color: var(--md-primary); }

/* ---- Remember me ---- */
.md-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
  cursor: pointer;
  user-select: none;
}
.md-checkbox input[type="checkbox"] {
  appearance: none; -webkit-appearance: none;
  width: 18px; height: 18px;
  border: 2px solid var(--md-outline);
  border-radius: 3px;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  transition: background var(--transition), border-color var(--transition);
}
.md-checkbox input[type="checkbox"]:checked {
  background: var(--md-primary);
  border-color: var(--md-primary);
}
.md-checkbox input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 3px; top: 0px;
  width: 6px; height: 10px;
  border: 2px solid white;
  border-top: none; border-left: none;
  transform: rotate(45deg);
}
.md-checkbox__label {
  font-size: 14px;
  color: var(--md-text-secondary);
  cursor: pointer;
}

/* ---- Botón primario ---- */
.md-btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 52px;
  background: linear-gradient(135deg, var(--md-primary) 0%, var(--md-primary-light) 100%);
  color: var(--md-on-primary);
  border: none;
  border-radius: var(--md-radius);
  font-family: 'Google Sans', 'Roboto', sans-serif;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.5px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
  box-shadow: 0 2px 8px rgba(21,101,192,0.35);
}
.md-btn-primary:hover {
  box-shadow: 0 4px 16px rgba(21,101,192,0.45);
  transform: translateY(-1px);
}
.md-btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 1px 4px rgba(21,101,192,0.3);
}
/* Ripple effect */
.md-btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s ease;
}
.md-btn-primary:hover::after { opacity: 1; }
.md-btn-primary svg { width: 20px; height: 20px; fill: currentColor; }

/* ---- Link olvidé contraseña ---- */
.login-forgot {
  display: block;
  text-align: center;
  margin-top: 20px;
  font-size: 13.5px;
  color: var(--md-primary);
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.2px;
  transition: color var(--transition);
}
.login-forgot:hover { color: var(--md-primary-dark); text-decoration: underline; }

/* ---- Pie de tarjeta ---- */
.login-card__footer {
  padding: 14px 40px 20px;
  border-top: 1px solid rgba(0,0,0,0.06);
  text-align: center;
  font-size: 12px;
  color: var(--md-text-disabled);
  letter-spacing: 0.3px;
}

/* ---- Responsive ---- */
@media (max-width: 480px) {
  .login-card__header { padding: 28px 24px 24px; }
  .login-card__body   { padding: 24px 24px 32px; }
  .login-card__footer { padding: 12px 24px 16px; }
  .login-card__title  { font-size: 22px; }
}