/* ==========================================================================
   Login
   ========================================================================== */
body.login { overflow-x: hidden; background: radial-gradient(ellipse at 20% 10%, #0b1d0e 0%, var(--bg) 55%); }

#network { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; }

/* Aurora de fondo */
.aurora { position: fixed; inset: 0; z-index: 0; overflow: hidden; filter: blur(80px); opacity: 0.75; pointer-events: none; }
.aurora__blob { position: absolute; border-radius: 50%; mix-blend-mode: screen; animation: drift 22s var(--ease) infinite alternate; }
.aurora__blob--1 { width: 46vw; height: 46vw; left: -10vw; top: -12vw; background: radial-gradient(circle, rgba(17, 67, 18, 0.9), transparent 65%); }
.aurora__blob--2 { width: 38vw; height: 38vw; right: -8vw; bottom: -10vw; background: radial-gradient(circle, rgba(61, 220, 110, 0.28), transparent 65%); animation-duration: 28s; animation-delay: -6s; }
.aurora__blob--3 { width: 26vw; height: 26vw; left: 45vw; top: 30vh; background: radial-gradient(circle, rgba(224, 197, 91, 0.12), transparent 65%); animation-duration: 34s; animation-delay: -12s; }
@keyframes drift {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(6vw, 4vh) scale(1.12); }
  100% { transform: translate(-4vw, 8vh) scale(0.95); }
}

.grid-overlay {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(61, 220, 110, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 220, 110, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 75%);
}

.login__wrap {
  position: relative; z-index: 1;
  min-height: 100vh;
  display: grid; grid-template-columns: 1.1fr 1fr; align-items: center;
  gap: 48px;
  max-width: 1240px; margin: 0 auto; padding: 48px 32px;
}

/* Panel de marca */
.brand-panel__logo { width: 220px; height: auto; margin-bottom: 48px; animation: fade-up 0.9s var(--ease) both; filter: drop-shadow(0 10px 40px rgba(61, 220, 110, 0.2)); }
.brand-panel__title { font-size: clamp(38px, 4.6vw, 64px); line-height: 1.05; font-weight: 800; letter-spacing: -0.025em; }
.brand-panel__title span { display: block; }
.brand-panel__title em {
  font-style: normal;
  background: linear-gradient(90deg, var(--accent), #a6f5c0 50%, var(--accent));
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shine 5s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }
.brand-panel__sub { margin-top: 22px; max-width: 460px; font-size: 17px; color: var(--text-2); }
.brand-panel__stats { list-style: none; padding: 0; margin: 44px 0 0; display: flex; gap: 36px; }
.brand-panel__stats li { display: flex; flex-direction: column; gap: 2px; padding-left: 16px; border-left: 2px solid var(--brand-700); }
.brand-panel__stats strong { font-family: var(--font-brand); font-size: 26px; color: var(--text); }
.brand-panel__stats span { font-size: 13px; color: var(--text-3); }

.reveal { animation: fade-up 0.9s var(--ease) both; animation-delay: var(--d, 0s); }
@keyframes fade-up { from { opacity: 0; transform: translateY(24px); filter: blur(6px); } }

/* Tarjeta de login */
.card-wrap { display: flex; justify-content: center; perspective: 1200px; }
.login-card {
  position: relative; width: 100%; max-width: 430px;
  padding: 40px 36px 28px;
  background: linear-gradient(160deg, rgba(22, 32, 25, 0.78), rgba(10, 14, 11, 0.82));
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  border-radius: 24px;
  box-shadow: 0 40px 100px -30px rgba(0, 0, 0, 0.9), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  animation: card-in 1s var(--ease) 0.2s both;
  transform-style: preserve-3d;
  transition: transform 0.25s var(--ease);
}
@keyframes card-in { from { opacity: 0; transform: translateY(40px) rotateX(10deg) scale(0.96); } }

/* Borde animado */
.login-card__border {
  position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none;
  background: conic-gradient(from var(--angle, 0deg), transparent 0deg, var(--accent) 60deg, transparent 120deg, transparent 240deg, var(--gold) 300deg, transparent 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  animation: spin-border 6s linear infinite;
  opacity: 0.8;
}
@property --angle { syntax: "<angle>"; initial-value: 0deg; inherits: false; }
@keyframes spin-border { to { --angle: 360deg; } }

.login-card__head { text-align: center; margin-bottom: 30px; }
.login-card__shield { position: relative; width: 64px; height: 76px; margin: 0 auto 18px; }
.login-card__shield .shield { width: 100%; height: 100%; filter: drop-shadow(0 0 18px var(--accent-glow)); animation: float 4s ease-in-out infinite; }
.pulse-ring { position: absolute; left: 50%; top: 50%; width: 90px; height: 90px; margin: -45px 0 0 -45px; border-radius: 50%; border: 1px solid var(--accent); opacity: 0; animation: pulse 2.8s var(--ease) infinite; }
@keyframes pulse { 0% { transform: scale(0.6); opacity: 0.6; } 100% { transform: scale(1.6); opacity: 0; } }
@keyframes float { 50% { transform: translateY(-5px); } }
.login-card__head h2 { font-size: 28px; }
.login-card__head p { margin-top: 6px; color: var(--text-2); font-size: 14.5px; }

/* Campos con label flotante */
.field { position: relative; margin-bottom: 16px; }
.field input {
  width: 100%; height: 58px;
  padding: 22px 48px 8px 48px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: 14px;
  font-size: 15.5px;
  outline: none;
  transition: border-color 0.25s, background 0.25s, box-shadow 0.25s;
}
.field input:hover { border-color: rgba(255, 255, 255, 0.14); }
.field input:focus { border-color: var(--accent); background: rgba(61, 220, 110, 0.05); box-shadow: 0 0 0 4px rgba(61, 220, 110, 0.12); }
.field label {
  position: absolute; left: 48px; top: 19px;
  font-size: 15px; color: var(--text-3);
  pointer-events: none; transform-origin: left top;
  transition: transform 0.25s var(--ease), color 0.25s;
}
.field input:focus + label,
.field input:not(:placeholder-shown) + label { transform: translateY(-11px) scale(0.78); color: var(--accent); }
.field__icon { position: absolute; left: 16px; top: 19px; width: 20px; height: 20px; color: var(--text-3); transition: color 0.25s; }
.field input:focus ~ .field__icon { color: var(--accent); }
.field__toggle { position: absolute; right: 8px; top: 9px; width: 40px; height: 40px; border: 0; border-radius: 10px; background: transparent; color: var(--text-3); display: grid; place-items: center; transition: color 0.2s, background 0.2s; }
.field__toggle:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.field__toggle svg { width: 20px; height: 20px; }
.field__toggle.on { color: var(--accent); }

.login-card__row { display: flex; justify-content: space-between; align-items: center; margin: 4px 0 14px; font-size: 13.5px; color: var(--text-2); }
.login-card__row a { color: var(--text-2); transition: color 0.2s; }
.login-card__row a:hover { color: var(--accent); }

.check { display: inline-flex; align-items: center; gap: 9px; cursor: pointer; user-select: none; }
.check input { position: absolute; opacity: 0; }
.check__box { width: 18px; height: 18px; border-radius: 6px; border: 1px solid rgba(255, 255, 255, 0.2); display: grid; place-items: center; transition: all 0.2s var(--ease-spring); }
.check__box::after { content: ""; width: 9px; height: 5px; border-left: 2px solid #04140a; border-bottom: 2px solid #04140a; transform: rotate(-45deg) scale(0); margin-top: -2px; transition: transform 0.25s var(--ease-spring); }
.check input:checked + .check__box { background: var(--accent); border-color: var(--accent); }
.check input:checked + .check__box::after { transform: rotate(-45deg) scale(1); }
.check input:focus-visible + .check__box { box-shadow: 0 0 0 3px rgba(61, 220, 110, 0.3); }

.form-error { min-height: 20px; margin-bottom: 10px; font-size: 13.5px; color: var(--danger); opacity: 0; transform: translateY(-4px); transition: all 0.3s var(--ease); }
.form-error.show { opacity: 1; transform: none; }

/* Botón principal */
.btn-primary {
  position: relative; overflow: hidden;
  width: 100%; height: 56px;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  border: 0; border-radius: 14px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-600) 55%, var(--brand-700) 130%);
  color: #04140a; font-weight: 700; font-size: 16px; letter-spacing: 0.01em;
  box-shadow: 0 12px 30px -10px var(--accent-glow);
  transition: transform 0.25s var(--ease), box-shadow 0.25s;
}
.btn-primary::before {
  content: ""; position: absolute; top: 0; left: -60%; width: 40%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.45), transparent);
  transform: skewX(-20deg); transition: left 0.7s var(--ease);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -12px rgba(61, 220, 110, 0.55); }
.btn-primary:hover::before { left: 130%; }
.btn-primary:active { transform: translateY(0) scale(0.99); }
.btn-primary:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
.btn-primary__arrow { width: 20px; height: 20px; transition: transform 0.3s var(--ease); }
.btn-primary:hover .btn-primary__arrow { transform: translateX(4px); }
.btn-primary__spinner { display: none; width: 20px; height: 20px; border-radius: 50%; border: 2.5px solid rgba(4, 20, 10, 0.25); border-top-color: #04140a; animation: spin 0.7s linear infinite; }
.btn-primary.loading .btn-primary__spinner { display: block; }
.btn-primary.loading .btn-primary__arrow,
.btn-primary.loading .btn-primary__label { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

.login-card__foot { margin-top: 22px; text-align: center; font-size: 12px; color: var(--text-3); }

.login-card.shake { animation: shake 0.5s var(--ease); }
@keyframes shake { 20%, 60% { transform: translateX(-10px); } 40%, 80% { transform: translateX(10px); } }

.login-card.success { animation: card-out 0.6s var(--ease) forwards; }
@keyframes card-out { to { opacity: 0; transform: scale(0.92) translateY(-10px); filter: blur(8px); } }

/* Transición de éxito */
.success-wipe {
  position: fixed; inset: 0; z-index: 50; display: grid; place-items: center;
  background: radial-gradient(circle at center, var(--brand-800), #020403 70%);
  clip-path: circle(0% at 50% 50%);
  pointer-events: none;
}
.success-wipe .shield { width: 90px; height: 110px; opacity: 0; transform: scale(0.6); }
.success-wipe.go { animation: wipe 0.9s var(--ease) forwards; }
.success-wipe.go .shield { animation: shield-pop 0.7s var(--ease-spring) 0.35s forwards; }
@keyframes wipe { to { clip-path: circle(150% at 50% 50%); } }
@keyframes shield-pop { to { opacity: 1; transform: scale(1); filter: drop-shadow(0 0 30px var(--accent)); } }

/* Responsive */
@media (max-width: 960px) {
  .login__wrap { grid-template-columns: 1fr; gap: 36px; padding: 40px 16px; }
  .brand-panel { text-align: center; }
  .brand-panel__logo { width: 160px; margin: 0 auto 28px; display: block; }
  .brand-panel__sub { margin-left: auto; margin-right: auto; }
  .brand-panel__stats { justify-content: center; gap: 20px; }
  .brand-panel__stats li { padding-left: 10px; }
}
@media (max-width: 480px) {
  .brand-panel__stats { display: none; }
  .login-card { padding: 32px 22px 22px; }
}