/* =============================================
   AUTH SCREEN — full-page overlay
   ============================================= */
#auth-screen,
#reset-password-screen {
  position:        fixed;
  inset:           0;
  z-index:         500;
  background:      var(--bg);
  display:         flex;
  align-items:     center;
  justify-content: center;
  padding:         16px;
  overflow-y:      auto;
}

#auth-screen.hidden,
#reset-password-screen.hidden { display: none !important; }

/* Animated background glow */
.auth-bg-glow {
  position:   fixed;
  inset:      0;
  background:
    radial-gradient(ellipse 55% 45% at 20% 20%, rgba(124,58,237,.18) 0%, transparent 65%),
    radial-gradient(ellipse 50% 45% at 80% 80%, rgba(16,185,129,.10) 0%, transparent 65%);
  pointer-events: none;
  z-index:    0;
}

/* Card */
.auth-card {
  position:      relative;
  z-index:       1;
  background:    rgba(15,15,30,0.85);
  border:        1px solid var(--border-h);
  border-radius: 24px;
  padding:       40px 36px;
  width:         100%;
  max-width:     420px;
  box-shadow:    0 32px 80px rgba(0,0,0,.6), 0 0 0 1px rgba(124,58,237,.08);
  backdrop-filter: blur(20px);
  animation:     slideUp .32s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px) scale(.97); }
  to   { opacity: 1; transform: translateY(0)    scale(1); }
}

/* Logo */
.auth-logo {
  display:         flex;
  align-items:     center;
  justify-content: center;
  gap:             10px;
  font-size:       1.55rem;
  font-weight:     800;
  margin-bottom:   6px;
}
.auth-logo .logo-icon { font-size: 1.7rem; line-height: 1; display: flex; align-items: center; }
.auth-logo .logo-text { letter-spacing: -.01em; line-height: 1; }

/* Tagline */
.auth-tagline {
  text-align:    center;
  font-size:     .82rem;
  color:         var(--text-3);
  margin-bottom: 28px;
  letter-spacing: .01em;
}

/* Tabs */
.auth-tabs {
  display:               grid;
  grid-template-columns: 1fr 1fr;
  gap:                   4px;
  background:            var(--bg-card);
  border:                1px solid var(--border);
  border-radius:         12px;
  padding:               4px;
  margin-bottom:         24px;
}

.auth-tab {
  background:    none;
  border:        none;
  color:         var(--text-2);
  padding:       10px;
  border-radius: 8px;
  cursor:        pointer;
  font-family:   var(--font);
  font-size:     .88rem;
  font-weight:   600;
  transition:    all .2s;
}
.auth-tab:hover  { color: var(--text); }
.auth-tab.active { background: var(--purple); color: #fff; }

/* Feedback messages */
.auth-feedback {
  background:    rgba(239,68,68,.12);
  border:        1px solid rgba(239,68,68,.3);
  border-radius: var(--r-sm);
  color:         #fca5a5;
  font-size:     .84rem;
  padding:       10px 14px;
  margin-bottom: 14px;
  line-height:   1.5;
}
.auth-feedback-ok {
  background: rgba(16,185,129,.12);
  border-color: rgba(16,185,129,.3);
  color:      #6ee7b7;
}

/* Input overrides inside auth card — consistent border across all browsers */
.auth-card .form-group input {
  background:    rgba(255,255,255,0.06);
  border:        1px solid rgba(255,255,255,0.22) !important;
  border-radius: 10px;
  color:         var(--text);
}
.auth-card .form-group input:focus {
  border-color: var(--purple) !important;
  box-shadow:   0 0 0 1px var(--purple);
}
[data-theme="light"] .auth-card .form-group input {
  background:  rgba(120,90,50,0.05);
  border:      1px solid rgba(120,90,50,0.28) !important;
  color:       var(--text);
}
[data-theme="light"] .auth-card .form-group input:focus {
  border-color: var(--purple) !important;
  box-shadow:   0 0 0 1px var(--purple);
}

/* Fix text selection visibility — purple highlight works on both themes */
.auth-card .form-group input::selection,
.form-group input::selection,
.form-group textarea::selection {
  background: rgba(99,102,241,0.55);
  color:      #f1f5f9;
}
[data-theme="light"] .auth-card .form-group input::selection,
[data-theme="light"] .form-group input::selection,
[data-theme="light"] .form-group textarea::selection {
  background: rgba(99,102,241,0.35);
  color:      #1a1510;
}

/* Password field wrapper for eye toggle */
.password-wrapper {
  position: relative;
  display:  flex;
  align-items: center;
}
.password-wrapper input {
  padding-right: 42px !important;
  width:         100%;
}
.toggle-pw {
  position:        absolute;
  right:           10px;
  background:      none;
  border:          none;
  cursor:          pointer;
  color:           var(--text-3);
  padding:         4px;
  display:         flex;
  align-items:     center;
  justify-content: center;
  border-radius:   4px;
  transition:      color .2s;
  flex-shrink:     0;
}
.toggle-pw:hover { color: var(--text-2); }
.toggle-pw svg   { width: 18px; height: 18px; }

/* Submit button — full width */
.auth-submit {
  width:           100%;
  justify-content: center;
  padding:         12px;
  font-size:       .92rem;
  margin-top:      4px;
  border-radius:   var(--r-sm);
}

/* Terms checkbox */
.terms-label {
  display:     flex;
  align-items: flex-start;
  gap:         9px;
  font-size:   .82rem;
  color:       var(--text-2);
  line-height: 1.55;
  cursor:      pointer;
}
.terms-label input[type="checkbox"] {
  margin-top:   2px;
  accent-color: var(--purple);
  width:        15px;
  height:       15px;
  flex-shrink:  0;
  cursor:       pointer;
}
.terms-label a {
  color:           var(--purple);
  text-decoration: none;
  font-weight:     500;
}
.terms-label a:hover { text-decoration: underline; }

/* Legal links below card */
.auth-legal-links {
  display:     flex;
  align-items: center;
  justify-content: center;
  gap:         8px;
  font-size:   .76rem;
  color:       var(--text-3);
  margin-top:  10px;
}
.auth-legal-links a {
  color:           var(--text-3);
  text-decoration: none;
  transition:      color .2s;
}
.auth-legal-links a:hover { color: var(--purple); }
.auth-legal-links span    { opacity: .5; }

/* Hint text below card */
.auth-hint {
  text-align:  center;
  font-size:   .77rem;
  color:       var(--text-3);
  margin-top:  22px;
  line-height: 1.6;
}

/* Demo divider */
.auth-demo-divider {
  display:     flex;
  align-items: center;
  gap:         10px;
  margin:      20px 0 14px;
  color:       var(--text-3);
  font-size:   .78rem;
}
.auth-demo-divider::before,
.auth-demo-divider::after {
  content:     '';
  display:     block;
  flex:        1;
  height:      1px;
  background:  rgba(255,255,255,0.25);
}

[data-theme="light"] .auth-demo-divider::before,
[data-theme="light"] .auth-demo-divider::after {
  background: rgba(120,90,50,0.28);
}

/* Demo button */
.btn-demo {
  width:         100%;
  padding:       11px 16px;
  border:        1px solid var(--border-h);
  border-radius: var(--r-sm);
  background:    transparent;
  color:         var(--text-2);
  font-family:   var(--font);
  font-size:     .88rem;
  font-weight:   600;
  cursor:        pointer;
  transition:    all .2s;
  text-align:    center;
}
.btn-demo:hover {
  border-color: var(--purple);
  color:        var(--text);
  background:   rgba(124,58,237,.07);
}

/* Demo banner */
#demo-banner {
  position:        fixed;
  top:             0;
  left:            0;
  right:           0;
  z-index:         400;
  display:         flex;
  align-items:     center;
  justify-content: center;
  gap:             12px;
  padding:         9px 16px;
  background:      linear-gradient(90deg, rgba(124,58,237,.18), rgba(16,185,129,.12));
  border-bottom:   1px solid rgba(124,58,237,.25);
  backdrop-filter: blur(8px);
  font-size:       .82rem;
  flex-wrap:       wrap;
}
#demo-banner.hidden { display: none !important; }

.demo-banner-text { color: var(--text-2); }
.demo-banner-text strong { color: var(--text); }

.demo-banner-cta {
  padding:       5px 14px;
  border-radius: 20px;
  border:        none;
  background:    var(--purple);
  color:         #fff;
  font-family:   var(--font);
  font-size:     .8rem;
  font-weight:   600;
  cursor:        pointer;
  transition:    opacity .15s;
}
.demo-banner-cta:hover { opacity: .85; }

.demo-banner-exit {
  position:    absolute;
  right:       12px;
  background:  none;
  border:      none;
  color:       var(--text-3);
  font-size:   .85rem;
  cursor:      pointer;
  padding:     4px 6px;
  line-height: 1;
  transition:  color .15s;
}
.demo-banner-exit:hover { color: var(--text); }

/* Push content below banner when active */
body.demo-mode { padding-top: 40px; }

/* =============================================
   LIGHT THEME OVERRIDES
   ============================================= */
[data-theme="light"] #auth-screen,
[data-theme="light"] #reset-password-screen {
  background: var(--bg);
}
[data-theme="light"] .auth-card {
  background:   rgba(255,255,255,.92);
  border-color: rgba(0,0,0,.1);
  box-shadow:   0 20px 60px rgba(0,0,0,.12);
}
[data-theme="light"] .auth-feedback     { color: #b91c1c; }
[data-theme="light"] .auth-feedback-ok  { color: #065f46; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 480px) {
  .auth-card { padding: 28px 20px; border-radius: 18px; }
}