/* ============================================================
   LOGIN PAGE — Pantalla de inicio de sesión
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --clr-primary:   #012169;
  --clr-secondary: #0084d5;
  --clr-black:     #131b2e;
  --clr-white:     #f5f9fc;
  --clr-grey:      #d0d0ce;
  --clr-cta:       #1fccea;
  --grad-brand:    linear-gradient(135deg, #012169 0%, #0084d5 100%);
  --grad-cta:      linear-gradient(135deg, #1fccea 0%, #0084d5 100%);
}

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

body {
  font-family: 'Inter', system-ui, sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-brand);
  position: relative;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Animated background blobs */
.login-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.login-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .25;
  animation: blobFloat 10s ease-in-out infinite;
}

.login-blob-1 {
  width: 500px;
  height: 500px;
  background: #1fccea;
  top: -150px;
  right: -100px;
  animation-delay: 0s;
}

.login-blob-2 {
  width: 400px;
  height: 400px;
  background: #012169;
  bottom: -120px;
  left: -100px;
  animation-delay: -5s;
}

.login-blob-3 {
  width: 300px;
  height: 300px;
  background: #0084d5;
  bottom: 40%;
  right: 10%;
  animation-delay: -3s;
}

@keyframes blobFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33%       { transform: translate(20px, -30px) scale(1.05); }
  66%       { transform: translate(-15px, 15px) scale(.95); }
}

/* Grid/dots pattern overlay */
.login-pattern {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.06) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* Card */
.login-container {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 440px;
  padding: var(--space, 1.5rem);
}

.login-card {
  background: rgba(245,249,252,.12);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 1.5rem;
  padding: 2.5rem;
  box-shadow:
    0 24px 64px rgba(1,33,105,.3),
    0 0 0 1px rgba(255,255,255,.06) inset;
  animation: cardIn .5s cubic-bezier(.4,0,.2,1) both;
}

.login-title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -.02em;
  line-height: 1.2;
  color: #fff;
  background: linear-gradient(135deg, #1fccea 0%, #0084d5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.login-card {
  border-radius: 2rem;
}

@keyframes cardIn {
  from { opacity: 0; transform: translateY(24px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* Logo area */
.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}

.login-logo img {
  max-height: 90px;
  max-width: 80%;
  margin: 0 auto;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.2));
}

.login-logo-fallback {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, #1fccea 0%, #0084d5 100%);
  border-radius: 1rem;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(31,204,234,.4);
  font-size: 2rem;
}

.login-subtitle {
  font-size: .875rem;
  color: rgba(255,255,255,.55);
  text-align: center;
  margin-bottom: 2rem;
}

.login-version {
  display: inline-block;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.6);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .2rem .6rem;
  border-radius: 9999px;
  margin-bottom: 1.5rem;
}

/* Ensure version badge is visible on white card */
.login-card.white .login-version {
  background: rgba(13,31,58,.04);
  border: 1px solid rgba(13,31,58,.12);
  color: var(--clr-black);
}

.login-card.white .login-footer,
.login-card.white .login-author {
  color: var(--clr-grey-dark);
}

/* Form */
.login-form { display: flex; flex-direction: column; gap: 1.25rem; }

.login-error {
  margin: 0 auto 1rem;
  max-width: 320px;
  padding: .85rem 1rem;
  border-radius: .9rem;
  background: rgba(251, 164, 176, .18);
  color: #8b1d1d;
  font-size: .9rem;
  text-align: center;
  border: 1px solid rgba(235, 88, 105, .25);
}

.login-field { display: flex; flex-direction: column; gap: .5rem; }

..login-label {
  font-size: .8rem;
  font-weight: 600;
  color: rgba(255,255,255,.7);
  letter-spacing: .03em;
}

.login-input-wrapper { position: relative; }

.login-input-icon {
  position: absolute;
  left: .875rem;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255,255,255,.4);
  pointer-events: none;
  transition: color .2s;
}

.login-password-toggle {
  position: absolute;
  top: 50%;
  right: .8rem;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: rgba(255,255,255,.6);
  padding: .35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.login-password-toggle {
  position: absolute;
  top: 50%;
  right: .8rem;
  transform: translateY(-50%);
  border: none;
  background: transparent;
  color: rgba(255,255,255,.6);
  padding: .35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.login-password-toggle:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(31,204,234,.2);
  border-radius: 9999px;
}

.login-password-toggle svg {
  display: block;
}

.login-input {
  width: 100%;
  padding: .875rem 3.25rem .875rem 2.75rem;
  background: rgba(255,255,255,.08);
  border: 1.5px solid rgba(255,255,255,.15);
  border-radius: .75rem;
  color: #fff;
  font-size: .9rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: all .2s ease;
}

.login-input::placeholder { color: rgba(255,255,255,.3); }

.login-input:focus {
  border-color: #1fccea;
  background: rgba(255,255,255,.12);
  box-shadow: 0 0 0 4px rgba(31,204,234,.18);
}

.login-input:focus + .login-input-icon { color: #1fccea; }
.login-input-wrapper:focus-within .login-input-icon { color: #1fccea; }

/* Submit */
.login-submit {
  width: 100%;
  padding: .9rem;
  background: linear-gradient(135deg, #1fccea 0%, #0084d5 100%);
  border: none;
  border-radius: .75rem;
  color: #fff;
  font-size: .95rem;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: all .25s ease;
  box-shadow: 0 4px 20px rgba(31,204,234,.4);
  margin-top: .5rem;
  letter-spacing: .01em;
}

.login-submit:hover {
  opacity: .9;
  box-shadow: 0 8px 28px rgba(31,204,234,.55);
  transform: translateY(-1px);
}

.login-submit:active { transform: scale(.98); }

/* Footer */
.login-footer {
  margin-top: 1.5rem;
  text-align: center;
  font-size: .75rem;
  color: rgba(255,255,255,.3);
}
.login-author {
  margin-top: .45rem;
  font-size: .72rem;
  color: rgba(255,255,255,.55);
}

/* White card variant (use by adding class "white" to .login-card) */
.login-card.white {
  background: var(--clr-white);
  color: var(--clr-black);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: 1px solid rgba(13,31,58,.06);
  box-shadow: 0 20px 40px rgba(13,31,58,.06);
}
.login-card.white .login-title {
  background: linear-gradient(135deg, var(--clr-secondary) 0%, var(--clr-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--clr-primary);
}
.login-card.white .login-subtitle,
.login-card.white .login-footer,
.login-card.white .login-label,
.login-card.white .login-input-icon {
  color: var(--clr-grey-dark);
}
.login-card.white .login-input {
  background: #fff;
  border: 1px solid var(--clr-grey);
  color: var(--clr-black);
  box-shadow: none;
}
.login-card.white .login-input::placeholder { color: rgba(13,31,58,.35); }
.login-card.white .login-input-icon { color: rgba(13,31,58,.45); }
.login-card.white .login-submit {
  box-shadow: 0 8px 24px rgba(30,125,216,.12);
}
.login-card.white .login-logo-fallback {
  background: linear-gradient(135deg, var(--clr-secondary) 0%, var(--clr-primary) 100%);
  box-shadow: 0 8px 24px rgba(30,125,216,.12);
}
.login-card.white .login-password-toggle {
  color: rgba(13,31,58,.65);
}

/* Optional: invert simple raster logos to appear light on dark backgrounds when needed */
.login-logo img.invert-to-white {
  filter: brightness(0) invert(1) saturate(0) contrast(200%);
}

/* Responsive */
@media (max-width: 480px) {
  .login-card { padding: 1.75rem 1.25rem; }
  .login-title { font-size: 1.25rem; }
}