/**
 * BYD Shares and Stocks - Authentication Pages Styles
 * 
 * Styles for login and registration pages with glassmorphism effect.
 */

/* ============================================
   1. AUTH PAGE LAYOUT
   ============================================ */
.auth-page {
  min-height: calc(100vh - var(--header-height) - 200px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--header-height) + var(--space-12)) var(--space-6) var(--space-12);
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

/* Animated background elements */
.auth-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 0;
}

.auth-bg-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.auth-bg-shape-1 {
  width: 600px;
  height: 600px;
  background: var(--color-primary);
  top: -200px;
  right: -200px;
  animation: float-slow 20s ease-in-out infinite;
}

.auth-bg-shape-2 {
  width: 400px;
  height: 400px;
  background: var(--color-primary-dark);
  bottom: -100px;
  left: -100px;
  animation: float-slow 25s ease-in-out infinite reverse;
}

.auth-bg-shape-3 {
  width: 300px;
  height: 300px;
  background: var(--color-primary-light);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse-glow 8s ease-in-out infinite;
}

@keyframes float-slow {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  33% {
    transform: translate(30px, -30px) rotate(5deg);
  }
  66% {
    transform: translate(-20px, 20px) rotate(-5deg);
  }
}

@keyframes pulse-glow {
  0%, 100% {
    opacity: 0.3;
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(1.1);
  }
}

/* ============================================
   2. AUTH LAYOUT (Login - 2 columns)
   ============================================ */
.auth-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  max-width: 1200px;
  width: 100%;
  position: relative;
  z-index: 1;
}

/* ============================================
   3. GLASSMORPHISM CARD
   ============================================ */
.auth-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-2xl);
  padding: var(--space-10);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .auth-card {
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

/* Wide card for registration (full width, centered) */
.auth-card-wide {
  max-width: 900px;
  width: 100%;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

/* ============================================
   4. AUTH HEADER
   ============================================ */
.auth-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.auth-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-h4);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  text-decoration: none;
  margin-bottom: var(--space-6);
}

.auth-logo .logo-highlight {
  color: var(--color-primary);
}

.auth-title {
  font-size: var(--text-h2);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
  background: linear-gradient(135deg, var(--color-text-primary), var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-subtitle {
  font-size: var(--text-body);
  color: var(--color-text-secondary);
}

/* ============================================
   5. AUTH FORM
   ============================================ */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

/* Wide form - 2 columns grid */
.auth-form-wide {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* Full width element in grid */
.form-group-full {
  grid-column: 1 / -1;
}

.form-label {
  font-size: var(--text-body-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
}

.form-label-optional {
  opacity: 0.6;
  font-weight: var(--weight-normal);
}

.form-input {
  width: 100%;
  padding: var(--space-4);
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  font-size: var(--text-body);
  color: var(--color-text-primary);
  transition: var(--transition-fast);
}

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

.form-input:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.15);
}

[data-theme="light"] .form-input {
  background-color: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .form-input:hover {
  border-color: rgba(0, 0, 0, 0.2);
}

[data-theme="light"] .form-input:focus {
  background-color: rgba(0, 0, 0, 0.05);
}

/* Password input with toggle */
.password-wrapper {
  position: relative;
}

.password-wrapper .form-input {
  padding-right: var(--space-12);
}

.password-toggle {
  position: absolute;
  right: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.password-toggle:hover {
  color: var(--color-text-secondary);
}

.password-toggle svg {
  width: 20px;
  height: 20px;
}

/* ============================================
   6. FORM EXTRAS
   ============================================ */
.form-extras {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.form-checkbox span {
  font-size: var(--text-body-sm);
  color: var(--color-text-secondary);
}

.form-link {
  font-size: var(--text-body-sm);
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition-fast);
}

.form-link:hover {
  color: var(--color-primary-light);
  text-decoration: underline;
}

/* Terms checkbox */
.terms-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.terms-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  cursor: pointer;
  flex-shrink: 0;
}

.terms-checkbox label {
  font-size: var(--text-body-sm);
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.terms-checkbox a {
  color: var(--color-primary);
  text-decoration: none;
}

.terms-checkbox a:hover {
  text-decoration: underline;
}

/* ============================================
   7. SUBMIT BUTTON
   ============================================ */
.auth-submit {
  width: 100%;
  padding: var(--space-4) var(--space-6);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  font-size: var(--text-body);
  font-weight: var(--weight-semibold);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-normal);
  margin-top: var(--space-2);
}

.auth-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(var(--color-primary-rgb), 0.4);
}

.auth-submit:active {
  transform: translateY(0);
}

/* ============================================
   8. AUTH FOOTER
   ============================================ */
.auth-footer {
  text-align: center;
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .auth-footer {
  border-top-color: rgba(0, 0, 0, 0.1);
}

.auth-footer p {
  font-size: var(--text-body-sm);
  color: var(--color-text-secondary);
}

.auth-footer a {
  color: var(--color-primary);
  font-weight: var(--weight-medium);
  text-decoration: none;
}

.auth-footer a:hover {
  text-decoration: underline;
}

/* ============================================
   9. AUTH INFO PANEL (Left side for login)
   ============================================ */
.auth-info {
  color: var(--color-text-primary);
}

.auth-info-title {
  font-size: var(--text-display-2);
  font-weight: var(--weight-bold);
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.auth-info-title .text-gradient {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-gradient-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-info-description {
  font-size: var(--text-body-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
}

.auth-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.auth-feature {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-body);
  color: var(--color-text-secondary);
}

.auth-feature svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ============================================
   10. RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .auth-layout {
    grid-template-columns: 1fr;
    max-width: 520px;
    gap: var(--space-8);
  }
  
  .auth-info {
    text-align: center;
  }
  
  .auth-info-title {
    font-size: var(--text-h2);
  }
  
  .auth-features {
    align-items: center;
  }
  
  .auth-card-wide {
    max-width: 100%;
  }
  
  .auth-form-wide {
    grid-template-columns: 1fr;
  }
}

.error {
  border-color: red !important;
}
.error-message {
  color: red !important;
  font-size: 12px;
  padding: 4px;
}

@media (max-width: 640px) {
  .auth-page {
    padding: calc(var(--header-height) + var(--space-6)) var(--space-4) var(--space-6);
  }
  
  .auth-card {
    padding: var(--space-6);
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .auth-title {
    font-size: var(--text-h3);
  }
  
  .auth-info-title {
    font-size: var(--text-h3);
  }
  
  .auth-info {
    display: none;
  }
}