/* ===================================================================
   AUTH PAGES — PromithicAI v1.1
   Login & Signup with glassmorphism design
   =================================================================== */

.auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
}

/* ── Left Branding Panel ── */
.auth-brand {
  position: relative;
  background: var(--bg-tertiary);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 48px;
  overflow: hidden;
}

/* Orb effects */
.auth-brand-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  pointer-events: none;
}

.auth-brand-orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(0,212,255,0.2) 0%, transparent 70%);
  top: -100px;
  left: -100px;
  animation: orbFloat1 14s ease-in-out infinite;
}

.auth-brand-orb-2 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(124,58,237,0.2) 0%, transparent 70%);
  bottom: -80px;
  right: -60px;
  animation: orbFloat2 18s ease-in-out infinite;
}

.auth-brand-top {
  position: relative;
  z-index: 1;
}

.auth-brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 64px;
  text-decoration: none;
}

.auth-brand-logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--gradient-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow-cyan);
}
.auth-brand-logo-icon svg { width: 22px; height: 22px; color: #fff; }

.auth-brand-logo-name {
  font-size: var(--text-xl);
  font-weight: 800;
  letter-spacing: -0.03em;
}
.auth-brand-logo-name span { color: var(--accent-cyan); }

.auth-brand-headline {
  font-size: var(--text-4xl);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  margin-bottom: 20px;
}

.auth-brand-sub {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 360px;
}

/* Mini feature list */
.auth-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 40px;
  position: relative;
  z-index: 1;
}

.auth-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(26, 34, 53, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

[data-theme="light"] .auth-feature-item {
  background: rgba(255,255,255,0.7);
}

.auth-feature-item:hover {
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow-cyan);
  transform: translateX(4px);
}

.auth-feature-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glow-cyan);
  color: var(--accent-cyan);
  flex-shrink: 0;
}
.auth-feature-icon svg { width: 16px; height: 16px; }

.auth-feature-text {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-primary);
}

.auth-brand-bottom {
  position: relative;
  z-index: 1;
  font-size: var(--text-xs);
  color: var(--text-muted);
}

/* ── Right Form Panel ── */
.auth-form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  background: var(--bg-secondary);
  overflow-y: auto;
}

.auth-form-wrapper {
  width: 100%;
  max-width: 420px;
}

.auth-form-header {
  text-align: center;
  margin-bottom: 36px;
}

.auth-form-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-xl);
  background: var(--gradient-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: var(--shadow-glow-cyan);
  animation: float 4s ease-in-out infinite;
}
.auth-form-icon svg { width: 30px; height: 30px; color: #fff; }

.auth-form-title { font-size: var(--text-3xl); font-weight: 800; margin-bottom: 8px; }
.auth-form-subtitle { font-size: var(--text-sm); color: var(--text-secondary); }
.auth-form-subtitle a { color: var(--accent-cyan); font-weight: 600; }
.auth-form-subtitle a:hover { text-decoration: underline; }

/* Form body */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* Divider with text */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 4px 0;
}
.auth-divider-line { flex: 1; height: 1px; background: var(--border); }
.auth-divider-text { font-size: var(--text-xs); color: var(--text-muted); white-space: nowrap; }

/* Social buttons */
.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 11px 20px;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.social-btn:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.social-btn svg { width: 18px; height: 18px; }

/* Auth submit button */
.auth-submit {
  width: 100%;
  padding: 13px;
  font-size: var(--text-base);
  font-weight: 700;
}

/* Terms / links */
.auth-terms {
  text-align: center;
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-top: 4px;
}
.auth-terms a { color: var(--accent-cyan); }

.auth-switch {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-top: 12px;
}
.auth-switch a { color: var(--accent-cyan); font-weight: 600; }
.auth-switch a:hover { text-decoration: underline; }

/* Password strength */
.password-strength {
  margin-top: 8px;
}

.strength-bars {
  display: flex;
  gap: 4px;
  margin-bottom: 4px;
}

.strength-bar {
  flex: 1;
  height: 3px;
  border-radius: var(--radius-full);
  background: var(--border);
  transition: background var(--transition-base);
}

.strength-bar.active.weak   { background: var(--accent-red); }
.strength-bar.active.medium { background: var(--accent-orange); }
.strength-bar.active.strong { background: var(--accent-green); }

.strength-label {
  font-size: var(--text-xs);
  color: var(--text-muted);
}
.strength-label.weak   { color: var(--accent-red); }
.strength-label.medium { color: var(--accent-orange); }
.strength-label.strong { color: var(--accent-green); }

/* Form row (name fields side by side) */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* Auth page animation */
.auth-form-wrapper { animation: fadeInUp 0.6s cubic-bezier(0.22,1,0.36,1) both; }

/* ── Responsive ── */
@media (max-width: 900px) {
  .auth-page { grid-template-columns: 1fr; }
  .auth-brand { display: none; }
  .auth-form-panel { min-height: 100vh; padding: 24px 16px; }
}

@media (max-width: 480px) {
  .form-row { grid-template-columns: 1fr; }
  .auth-form-wrapper { max-width: 100%; }
}