/* Base & Background */
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background-color: #050505;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: system-ui, -apple-system, sans-serif;
  overflow: hidden;
  position: relative;
}

/* Animated Orbs */
.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
  opacity: 0.6;
  animation: float 12s infinite ease-in-out alternate;
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: rgba(59, 130, 246, 0.3); /* blue */
  top: -10%;
  left: -10%;
  animation-delay: 0s;
}

.orb-2 {
  width: 300px;
  height: 300px;
  background: rgba(139, 92, 246, 0.25); /* purple */
  bottom: 0%;
  right: -5%;
  animation-delay: -4s;
}

.orb-3 {
  width: 250px;
  height: 250px;
  background: rgba(16, 185, 129, 0.2); /* green */
  top: 40%;
  left: 40%;
  animation-delay: -8s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, 30px) scale(1.1); }
  100% { transform: translate(-30px, 60px) scale(0.9); }
}

/* Glassmorphism Container */
.login-container {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 420px;
  background: rgba(20, 20, 25, 0.65);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 40px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: transform 0.3s ease, height 0.3s ease;
  overflow: hidden;
}

/* Header */
.login-header {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo {
  width: 56px;
  height: 56px;
  margin-bottom: 16px;
  filter: drop-shadow(0 4px 12px rgba(59, 130, 246, 0.4));
}

.login-title {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}

.login-accent {
  color: #3b82f6;
}

.login-subtitle {
  font-size: 14px;
  color: #94a3b8;
  margin: 0;
}

/* Form Steps */
.form-step {
  display: none;
  animation: slideIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.form-step.active {
  display: block;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Inputs */
.input-group {
  margin-bottom: 24px;
}

.input-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 8px;
}

.input-group input {
  width: 100%;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 14px 16px;
  font-size: 15px;
  color: #fff;
  transition: all 0.2s ease;
  box-sizing: border-box;
}

.input-group input:focus {
  outline: none;
  border-color: #3b82f6;
  background: rgba(0, 0, 0, 0.4);
  box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

.input-group input::placeholder {
  color: #475569;
}

/* User Badge (Step 2) */
.user-badge {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 30px;
  padding: 6px 12px 6px 6px;
  margin-bottom: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.user-avatar {
  background: #3b82f6;
  color: #fff;
  border-radius: 50%;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  margin-right: 10px;
}

.user-email {
  font-size: 13px;
  font-weight: 500;
  color: #e2e8f0;
}

/* Buttons */
.btn-block {
  width: 100%;
  padding: 14px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-text-only {
  background: transparent;
  color: #94a3b8;
  margin-top: 8px;
}

.btn-text-only:hover {
  color: #fff;
}

/* Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 0.8s linear infinite;
}

.spinner.hidden {
  display: none;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Footer */
.login-footer {
  margin-top: 32px;
  text-align: center;
  font-size: 12px;
  color: #475569;
}