@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;600&display=swap');

/* ==========================================================================
   DPS Lay UID Facebook - Modern Premium Design System
   ========================================================================== */

:root {
  --uid-primary: #1877f2;
  --uid-primary-hover: #166fe5;
  --uid-primary-light: #e7f3ff;
  --uid-primary-glow: rgba(24, 119, 242, 0.25);
  --uid-gradient: linear-gradient(135deg, #1877f2 0%, #0d65d9 100%);
  --uid-gradient-hover: linear-gradient(135deg, #166fe5 0%, #0b58be 100%);
  --uid-success: #10b981;
  --uid-success-bg: #ecfdf5;
  --uid-success-border: #a7f3d0;
  --uid-error: #ef4444;
  --uid-error-bg: #fef2f2;
  --uid-error-border: #fecaca;
  --uid-warning: #f59e0b;
  --uid-bg-page: #f8fafc;
  --uid-surface: #ffffff;
  --uid-text-main: #0f172a;
  --uid-text-muted: #64748b;
  --uid-text-sub: #94a3b8;
  --uid-border: #e2e8f0;
  --uid-border-focus: #3b82f6;
  --uid-radius-lg: 20px;
  --uid-radius-md: 12px;
  --uid-radius-sm: 8px;
  --uid-shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
  --uid-shadow-md: 0 10px 30px -5px rgba(15, 23, 42, 0.08);
  --uid-shadow-lg: 0 20px 40px -10px rgba(15, 23, 42, 0.12);
  --uid-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.dps-is-hidden {
  display: none !important;
}

.uid-finder-wrapper *,
.uid-finder-wrapper *::before,
.uid-finder-wrapper *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.uid-finder-wrapper {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--uid-text-main);
  background: transparent;
  padding: 1rem 0 2.5rem;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
}

.uid-container {
  width: 100%;
  max-width: 740px;
  margin: 0 auto;
  background: var(--uid-surface);
  border-radius: var(--uid-radius-lg);
  border: 1px solid var(--uid-border);
  box-shadow: var(--uid-shadow-md);
  overflow: hidden;
  position: relative;
  transition: var(--uid-transition);
}

.uid-container:hover {
  box-shadow: var(--uid-shadow-lg);
}

/* --- Top User & Quota Bar --- */
.uid-user-bar {
  padding: 12px 24px;
  background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
  border-bottom: 1px solid var(--uid-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

.uid-user-info {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.uid-user-avatar-wrap {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 2px solid #ffffff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.08);
}

.uid-user-avatar {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.uid-user-avatar-placeholder {
  font-size: 18px;
  line-height: 1;
}

.uid-user-meta {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.uid-user-name {
  font-weight: 700;
  color: var(--uid-text-main);
  font-size: 0.88rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.uid-user-badge {
  font-size: 0.72rem;
  font-weight: 600;
  color: #059669;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.uid-logout-btn {
  background: #ffffff;
  border: 1px solid var(--uid-border);
  color: var(--uid-text-muted);
  padding: 5px 12px;
  border-radius: var(--uid-radius-sm);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--uid-transition);
}

.uid-logout-btn:hover {
  background: #fef2f2;
  color: var(--uid-error);
  border-color: var(--uid-error-border);
}

.uid-guest-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 12px;
}

.uid-quota-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: #eff6ff;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
  border-radius: 9999px;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.2px;
}

.uid-quota-badge.quota-exhausted {
  background: #fff7ed;
  color: #c2410c;
  border-color: #ffedd5;
}

.uid-guest-login-btn {
  background: var(--uid-gradient);
  color: #ffffff;
  border: none;
  padding: 6px 14px;
  border-radius: var(--uid-radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--uid-transition);
  box-shadow: 0 2px 6px rgba(24, 119, 242, 0.2);
}

.uid-guest-login-btn:hover {
  background: var(--uid-gradient-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(24, 119, 242, 0.3);
}

/* --- Header Section --- */
.uid-header {
  padding: 2.25rem 2rem 1.5rem;
  text-align: center;
  position: relative;
}

.uid-logo {
  width: 58px;
  height: 58px;
  background: var(--uid-gradient);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  box-shadow: 0 8px 20px var(--uid-primary-glow);
  position: relative;
  transition: var(--uid-transition);
}

.uid-logo:hover {
  transform: scale(1.06) rotate(3deg);
}

.uid-logo::after {
  content: 'f';
  color: white;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 32px;
  line-height: 1;
  margin-top: -2px;
}

.uid-header h1 {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--uid-text-main);
  margin-bottom: 0.4rem;
}

.uid-subtitle {
  font-size: 0.92rem;
  color: var(--uid-text-muted);
  line-height: 1.5;
  max-width: 520px;
  margin: 0 auto;
}

/* --- Form Section --- */
.uid-form {
  padding: 0 2rem 2.25rem;
}

.uid-input-group {
  position: relative;
  margin-bottom: 1.25rem;
}

.uid-textarea {
  width: 100%;
  min-height: 125px;
  padding: 1rem 1rem 2.2rem;
  border: 1.5px solid var(--uid-border);
  border-radius: var(--uid-radius-md);
  font-family: 'JetBrains Mono', monospace, sans-serif;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--uid-text-main);
  background: #fdfdfd;
  resize: vertical;
  transition: var(--uid-transition);
}

.uid-textarea:focus {
  outline: none;
  background: #ffffff;
  border-color: var(--uid-primary);
  box-shadow: 0 0 0 4px var(--uid-primary-glow);
}

.uid-textarea::placeholder {
  color: #94a3b8;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem;
  line-height: 1.6;
}

.url-counter {
  position: absolute;
  bottom: 10px;
  right: 12px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--uid-text-sub);
  background: #f1f5f9;
  padding: 3px 8px;
  border-radius: 9999px;
  pointer-events: none;
  transition: var(--uid-transition);
}

.url-counter.warning {
  background: #fee2e2;
  color: var(--uid-error);
}

/* --- Main Action Button --- */
.uid-btn {
  width: 100%;
  height: 48px;
  background: var(--uid-gradient);
  color: #ffffff;
  border: none;
  border-radius: var(--uid-radius-md);
  font-size: 0.98rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px var(--uid-primary-glow);
  transition: var(--uid-transition);
}

.uid-btn:hover:not(:disabled) {
  background: var(--uid-gradient-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--uid-primary-glow);
}

.uid-btn:active:not(:disabled) {
  transform: translateY(0);
}

.uid-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* --- Progress Bar --- */
.uid-progress {
  display: none;
  margin-top: 1.25rem;
}

.uid-progress-bar {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: 9999px;
  overflow: hidden;
}

.uid-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--uid-gradient);
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.uid-progress-fill.indeterminate {
  width: 40% !important;
  animation: indeterminate-shimmer 1.4s infinite ease-in-out;
}

@keyframes indeterminate-shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(300%); }
}

.uid-progress-text {
  text-align: center;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--uid-text-muted);
  margin-top: 8px;
}

/* --- Results List (SaaS Card Style) --- */
.uid-results {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.uid-result-item {
  background: #ffffff;
  border: 1px solid var(--uid-border);
  border-radius: var(--uid-radius-md);
  padding: 12px 16px;
  box-shadow: var(--uid-shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: var(--uid-transition);
}

.uid-result-item:hover {
  border-color: #cbd5e1;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.06);
}

.uid-result-item.success {
  border-left: 4px solid var(--uid-success);
}

.uid-result-item.error {
  border-left: 4px solid var(--uid-error);
  background: #fffafa;
}

.uid-result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.uid-result-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.uid-result-name {
  font-size: 0.96rem;
  font-weight: 800;
  color: var(--uid-text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.uid-result-url {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--uid-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.uid-result-status {
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  flex-shrink: 0;
}

.uid-result-status.success {
  background: var(--uid-success-bg);
  color: #047857;
  border: 1px solid var(--uid-success-border);
}

.uid-result-status.error {
  background: var(--uid-error-bg);
  color: var(--uid-error);
  border: 1px solid var(--uid-error-border);
}

.uid-result-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: #f8fafc;
  padding: 8px 12px;
  border-radius: var(--uid-radius-sm);
  border: 1px solid #f1f5f9;
}

.uid-result-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.95rem;
  font-weight: 600;
  color: #1e293b;
  letter-spacing: 0.5px;
  user-select: all;
}

.uid-result-error {
  font-size: 0.84rem;
  color: var(--uid-error);
  font-weight: 500;
}

.uid-copy-btn {
  background: #ffffff;
  border: 1px solid #cbd5e1;
  color: #334155;
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--uid-transition);
  flex-shrink: 0;
}

.uid-copy-btn:hover {
  background: #f1f5f9;
  border-color: #94a3b8;
  color: var(--uid-text-main);
}

/* --- Results Action Buttons (Modern 3-Column Grid) --- */
.uid-results-actions {
  margin-top: 1.25rem;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
}

.uid-copy-all-btn,
.uid-download-excel-btn,
.uid-clear-btn {
  height: 40px;
  border-radius: var(--uid-radius-sm);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: var(--uid-transition);
}

.uid-copy-all-btn {
  background: #f8fafc;
  color: #1e293b;
  border: 1.5px solid #cbd5e1;
  display: none;
}

.uid-copy-all-btn:hover {
  background: #ffffff;
  border-color: #94a3b8;
  box-shadow: var(--uid-shadow-sm);
}

.uid-download-excel-btn {
  background: var(--uid-success-bg);
  color: #047857;
  border: 1.5px solid var(--uid-success-border);
  display: none;
}

.uid-download-excel-btn:hover {
  background: #d1fae5;
  border-color: #6ee7b7;
}

.uid-clear-btn {
  background: #f8fafc;
  color: #64748b;
  border: 1.5px solid #e2e8f0;
  display: none;
}

.uid-clear-btn:hover {
  background: #fef2f2;
  color: var(--uid-error);
  border-color: var(--uid-error-border);
}

/* --- Floating Alert/Error Box --- */
.uid-error {
  display: none;
  margin-top: 1.25rem;
  padding: 12px 16px;
  border-radius: var(--uid-radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  line-height: 1.5;
  text-align: center;
  animation: uid-slideUp 0.3s ease-out;
}

/* --- Standard DPS Centered Auth Card Spec (Rule 6) --- */
.uid-auth-card {
  max-width: 440px;
  margin: 28px auto 8px;
  padding: 30px 24px 22px;
  text-align: center;
  border: 1px solid #e2e8f0;
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.05);
  animation: uid-slideUp 0.3s ease-out;
}

.dps-brand-badge {
  display: inline-block;
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--uid-primary);
  background: var(--uid-primary-light);
  border-radius: 9999px;
  margin-bottom: 12px;
}

.dps-auth-title {
  font-size: 1.18rem;
  font-weight: 800;
  color: var(--uid-text-main);
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}

.dps-auth-desc {
  font-size: 0.88rem;
  color: var(--uid-text-muted);
  margin: 0 0 20px;
  line-height: 1.5;
}

.dps-auth-google-slot {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}

.dps-auth-footer {
  margin-top: 14px;
  border-top: 1px solid #f1f5f9;
  padding-top: 12px;
}

.dps-auth-terms {
  font-size: 0.74rem;
  color: #94a3b8;
  line-height: 1.4;
  margin: 0;
}

@keyframes uid-slideUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 640px) {
  .uid-finder-wrapper { padding: 0.5rem; }
  .uid-header { padding: 1.75rem 1.25rem 1rem; }
  .uid-form { padding: 0 1.25rem 1.75rem; }
  .uid-container h1 { font-size: 1.45rem; }
  .uid-results-actions { grid-template-columns: 1fr; }
  .uid-result-header { flex-direction: column; align-items: flex-start; gap: 4px; }
  .uid-result-content { flex-direction: column; align-items: flex-start; }
  .uid-copy-btn { width: 100%; }
}