.auth-page {
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: 45% 55%;
  position: relative;
  overflow: hidden;
  margin-top: 72px;
}

.auth-visual {
  position: relative;
  background: linear-gradient(135deg, #0a1117 0%, #0f1821 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px;
  overflow: hidden;
}

.auth-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(20, 184, 166, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(14, 165, 233, 0.12) 0%, transparent 50%);
  animation: glow-shift 15s ease-in-out infinite;
  pointer-events: none;
}

@keyframes glow-shift {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

.auth-visual-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 480px;
}

.auth-visual-logo {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -2px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 32px;
  animation: logo-float 3s ease-in-out infinite;
}

@keyframes logo-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.auth-visual-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.auth-visual-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 48px;
}

.auth-visual-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  text-align: left;
}

.auth-visual-feature {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.15);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.auth-visual-feature svg {
  width: 24px;
  height: 24px;
  color: var(--accent);
  flex-shrink: 0;
}

.auth-visual-feature-text {
  font-size: 0.95rem;
  font-weight: 600;
}

.auth-form-side {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px;
  background: var(--bg);
  position: relative;
}

.auth-form-side::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 184, 166, 0.02) 2px, transparent 2px),
    linear-gradient(90deg, rgba(20, 184, 166, 0.02) 2px, transparent 2px);
  background-size: 50px 50px;
  pointer-events: none;
}

.auth-card {
  position: relative;
  width: 100%;
  max-width: 480px;
  z-index: 10;
}

.auth-header {
  margin-bottom: 40px;
}

.auth-logo {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -1px;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.auth-title {
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 12px;
  letter-spacing: -1px;
}

.auth-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
}

.form-group {
  margin-bottom: 28px;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 20px 22px;
  background: var(--bg-card);
  border: 2px solid var(--border-light);
  border-radius: var(--radius-lg);
  color: var(--text);
  font-size: 1.05rem;
  font-family: inherit;
  transition: all 0.4s var(--transition-smooth);
  position: relative;
}

.form-input:hover,
.form-textarea:hover {
  border-color: rgba(20, 184, 166, 0.3);
  background: var(--bg-card-hover);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 6px var(--accent-glow), 0 10px 30px rgba(20, 184, 166, 0.2);
  background: var(--bg-elevated);
  transform: translateY(-3px);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  min-height: 160px;
  resize: vertical;
  line-height: 1.6;
}

.form-error {
  background: rgba(239, 68, 68, 0.15);
  border: 2px solid rgba(239, 68, 68, 0.4);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  color: var(--danger);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.form-error::before {
  content: '⚠';
  font-size: 1.3rem;
}

.form-success {
  background: rgba(16, 185, 129, 0.15);
  border: 2px solid rgba(16, 185, 129, 0.4);
  border-radius: var(--radius-lg);
  padding: 18px 22px;
  color: var(--success);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.form-success::before {
  content: '✓';
  font-size: 1.3rem;
  font-weight: bold;
}

.form-footer {
  text-align: center;
  margin-top: 36px;
  padding-top: 36px;
  border-top: 2px solid var(--border);
  font-size: 1rem;
  color: var(--text-muted);
}

.form-footer a {
  color: var(--accent);
  font-weight: 700;
  transition: opacity 0.3s var(--transition-smooth);
}

.form-footer a:hover {
  opacity: 0.7;
}

.password-strength {
  margin-top: 14px;
  font-size: 0.85rem;
}

.strength-bar {
  height: 5px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 8px;
}

.strength-fill {
  height: 100%;
  border-radius: 3px;
  transition: all 0.4s var(--transition-smooth);
}

.strength-weak .strength-fill {
  width: 33%;
  background: var(--danger);
}

.strength-medium .strength-fill {
  width: 66%;
  background: var(--warning);
}

.strength-strong .strength-fill {
  width: 100%;
  background: var(--gradient);
}

.strength-text {
  color: var(--text-muted);
  font-weight: 600;
}

.strength-weak .strength-text {
  color: var(--danger);
}

.strength-medium .strength-text {
  color: var(--warning);
}

.strength-strong .strength-text {
  color: var(--accent);
}

@media (max-width: 1200px) {
  .auth-page {
    grid-template-columns: 1fr;
  }

  .auth-visual {
    display: none;
  }

  .auth-form-side {
    padding: 100px 40px 80px;
  }
}

@media (max-width: 640px) {
  .auth-form-side {
    padding: 100px 24px 60px;
  }

  .auth-title {
    font-size: 1.75rem;
  }

  .form-input,
  .form-textarea {
    padding: 18px 20px;
    font-size: 1rem;
  }
}