/* ============================================================
   Mi Espacio HormonalNutrition — Login Page Styles
   ============================================================ */

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

:root {
  --cream: #FDF8F3;
  --terra: #C17F5A;
  --terra-dk: #A3623E;
  --terra-lt: #E8B99A;
  --sage: #8BAF8D;
  --gold: #D4A853;
  --brown: #3D2B1F;
  --brown-lt: #7A5C4E;
  --mist: #F5EDE6;
  --white: #FFFFFF;
  --shadow: rgba(61, 43, 31, 0.15);
  --glass-bg: rgba(255, 253, 250, 0.75);
  --glass-border: rgba(193, 127, 90, 0.2);

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', system-ui, sans-serif;
  --radius: 16px;
  --transition: 0.25s ease;
}

html,
body {
  height: 100%;
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--brown);
  -webkit-font-smoothing: antialiased;
}

/* ── FONDO ANIMADO ─────────────────────────────────────── */

.login-bg {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, #FDF8F3 0%, #F5EDE6 40%, #EDD9C8 100%);
  z-index: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: float 8s ease-in-out infinite;
}

.orb-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(193, 127, 90, 0.35) 0%, transparent 70%);
  top: -120px;
  right: -80px;
  animation-delay: 0s;
}

.orb-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(139, 175, 141, 0.3) 0%, transparent 70%);
  bottom: -100px;
  left: -60px;
  animation-delay: -3s;
}

.orb-3 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(212, 168, 83, 0.25) 0%, transparent 70%);
  top: 50%;
  left: 45%;
  transform: translate(-50%, -50%);
  animation-delay: -5s;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0) scale(1);
  }

  50% {
    transform: translateY(-30px) scale(1.05);
  }
}

/* ── CONTENEDOR PRINCIPAL ─────────────────────────────── */

.login-container {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  gap: 1rem;
}

/* ── MARCA ────────────────────────────────────────────── */

.login-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-bottom: 0;
}

.login-logo {
  width: 190px;
  max-width: 70vw;
  height: auto;
  object-fit: contain;
  display: block;
  opacity: 0.9;
  animation: fadeDown 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 0.9; transform: translateY(0); }
}

.brand-sub {
  display: none;
}

/* ── TARJETA ──────────────────────────────────────────── */

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow:
    0 20px 60px rgba(193, 127, 90, 0.12),
    0 4px 20px rgba(61, 43, 31, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  padding: 2.5rem 2rem;
  animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-card-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-card-header h1 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--brown);
  margin-bottom: 0.35rem;
}

.login-card-header p {
  color: var(--brown-lt);
  font-size: 0.9rem;
}

/* ── FORMULARIO ───────────────────────────────────────── */

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

.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.field-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--brown-lt);
  letter-spacing: 0.03em;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.input-icon {
  position: absolute;
  left: 14px;
  color: var(--terra-lt);
  pointer-events: none;
  flex-shrink: 0;
}

.input-wrapper input {
  width: 100%;
  padding: 0.75rem 2.75rem 0.75rem 2.75rem;
  background: rgba(255, 255, 255, 0.6);
  border: 1.5px solid rgba(193, 127, 90, 0.25);
  border-radius: 12px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--brown);
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.input-wrapper input::placeholder {
  color: #C4B0A6;
}

.input-wrapper input:focus {
  border-color: var(--terra);
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 0 0 3.5px rgba(193, 127, 90, 0.15);
}

.toggle-pwd {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--terra-lt);
  padding: 4px;
  line-height: 0;
  transition: color var(--transition);
}

.toggle-pwd:hover {
  color: var(--terra);
}

/* ── ERROR ────────────────────────────────────────────── */

.error-msg {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  background: rgba(220, 80, 60, 0.08);
  border: 1px solid rgba(220, 80, 60, 0.3);
  border-radius: 10px;
  font-size: 0.85rem;
  color: #C0392B;
  animation: shake 0.35s ease;
}

@keyframes shake {

  0%,
  100% {
    transform: translateX(0);
  }

  25% {
    transform: translateX(-6px);
  }

  75% {
    transform: translateX(6px);
  }
}

/* ── BOTÓN ────────────────────────────────────────────── */

.btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.85rem 1.5rem;
  margin-top: 0.5rem;
  background: linear-gradient(135deg, var(--terra) 0%, var(--terra-dk) 100%);
  color: var(--white);
  border: none;
  border-radius: 12px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.02em;
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
  box-shadow: 0 4px 20px rgba(193, 127, 90, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(193, 127, 90, 0.45);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.spin {
  animation: rotating 0.8s linear infinite;
}

@keyframes rotating {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

/* ── FOOTER TEXTO ─────────────────────────────────────── */

.login-footer {
  margin-top: 1.5rem;
  text-align: center;
  font-size: 0.78rem;
  color: var(--brown-lt);
}

/* ── BOTÓN VOLVER ─────────────────────────────────────── */

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1.5px solid rgba(193, 127, 90, 0.25);
  border-radius: 50px;
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--brown-lt);
  text-decoration: none;
  backdrop-filter: blur(10px);
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
  align-self: flex-start;
  margin-bottom: 0.25rem;
}

.btn-back:hover {
  background: rgba(255, 255, 255, 0.85);
  color: var(--terra);
  transform: translateX(-3px);
  box-shadow: 0 4px 16px rgba(193, 127, 90, 0.15);
}

.copyright {
  font-size: 0.72rem;
  color: var(--brown-lt);
  opacity: 0.6;
}

/* ============================================================
   RESPONSIVE — Login / Registro
   ============================================================ */

@media (max-width: 480px) {
  .login-container {
    padding: 1.25rem 1rem;
  }

  .login-logo {
    width: 150px;
  }

  .login-card {
    padding: 1.75rem 1.25rem;
    border-radius: 20px;
  }

  .login-card-header h1 {
    font-size: 1.45rem;
  }

  .login-card-header p {
    font-size: 0.85rem;
  }

  .login-form {
    gap: 1rem;
  }

  .field-group label {
    font-size: 0.8rem;
  }

  .field-group input {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
  }

  .btn-login,
  .btn-primary {
    padding: 0.85rem 1.25rem;
    font-size: 0.85rem;
  }

  .login-footer {
    font-size: 0.8rem;
  }

  .orb-1 {
    width: 300px;
    height: 300px;
    top: -80px;
    right: -60px;
  }

  .orb-2 {
    width: 240px;
    height: 240px;
    bottom: -60px;
    left: -40px;
  }

  .orb-3 {
    width: 200px;
    height: 200px;
  }
}

@media (max-width: 360px) {
  .login-card {
    padding: 1.5rem 1rem;
  }

  .login-card-header h1 {
    font-size: 1.25rem;
  }

  .login-logo {
    width: 130px;
  }
}