@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  --bg-primary: #080c14;
  --bg-secondary: #0e1422;
  --card-bg: rgba(17, 25, 40, 0.65);
  --border-color: rgba(255, 255, 255, 0.08);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --accent-primary: #6366f1;
  --accent-secondary: #8b5cf6;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --accent-glow: rgba(99, 102, 241, 0.35);
  
  --accent-success: #10b981;
  --accent-success-glow: rgba(16, 185, 129, 0.2);
  --accent-error: #ef4444;
  --accent-error-glow: rgba(239, 68, 68, 0.2);
  
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base resets & theme */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(99, 102, 241, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(139, 92, 246, 0.05) 0%, transparent 40%);
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-secondary);
}

/* Layout container */
.app-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem 1.5rem;
  width: 100%;
}

.dashboard-container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  padding-bottom: 5rem;
}

/* Header branding */
.header-brand {
  text-align: center;
  margin-bottom: 2rem;
}

.brand-title {
  font-size: 2.25rem;
  font-weight: 800;
  background: linear-gradient(to right, #ffffff, #a5b4fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.brand-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* Glassmorphism Cards */
.glass-card {
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 2.5rem;
  box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.5);
  width: 100%;
  max-width: 460px;
  margin: 0 auto;
  animation: fadeIn 0.5s ease-out;
}

.glass-card.wide {
  max-width: 780px;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
  position: relative;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.form-input {
  width: 100%;
  min-height: 50px;
  padding: 0.75rem 1rem;
  background-color: rgba(10, 14, 22, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: all var(--transition-fast);
  outline: none;
}

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

.form-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
  background-color: rgba(10, 14, 22, 0.85);
}

textarea.form-input {
  min-height: 120px;
  resize: vertical;
  line-height: 1.6;
}

/* Password Input Toggle Eye styling */
.password-toggle-btn {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

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

/* Custom error/alert styles */
.alert {
  padding: 1rem 1.25rem;
  border-radius: 12px;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid transparent;
}

.alert-error {
  background-color: var(--accent-error-glow);
  border-color: rgba(239, 68, 68, 0.25);
  color: #fca5a5;
}

.alert-success {
  background-color: var(--accent-success-glow);
  border-color: rgba(16, 185, 129, 0.25);
  color: #a7f3d0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  min-height: 50px;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: #fff;
  outline: none;
}

.btn-primary {
  background: var(--accent-gradient);
  box-shadow: 0 4px 14px 0 rgba(99, 102, 241, 0.3);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px 0 rgba(99, 102, 241, 0.45);
}

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

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* Navigation & Status bar */
.nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 1rem 0;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.user-status {
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.user-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent-success);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--accent-success);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-secondary);
}

.nav-link:hover {
  color: #fff;
}

.nav-link.danger:hover {
  color: var(--accent-error);
}

/* Spinner Loader */
.spinner {
  width: 20px;
  height: 20px;
  border: 2.5px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: none;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Result box styling */
.result-card {
  margin-top: 2rem;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 16px;
  padding: 1.5rem;
  display: none;
  animation: fadeIn 0.4s ease-out;
}

.result-card.show {
  display: block;
}

.result-card.error-state {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.result-label {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.result-value-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 14, 22, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 0.75rem 1rem;
}

.result-value {
  font-family: monospace;
  font-size: 1.2rem;
  font-weight: 600;
  color: #fff;
  word-break: break-all;
  letter-spacing: 0.05em;
}

.copy-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  position: relative;
}

.copy-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.copy-btn:active {
  transform: scale(0.95);
}

/* Copy Tooltip */
.tooltip-text {
  visibility: hidden;
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%) translateY(5px);
  background-color: #1e293b;
  color: #fff;
  text-align: center;
  padding: 4px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  white-space: nowrap;
  opacity: 0;
  transition: all 0.2s ease;
  pointer-events: none;
  border: 1px solid var(--border-color);
}

.copy-btn:hover .tooltip-text.active {
  visibility: visible;
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* History Grid / Timeline styling */
.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.history-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.history-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
  animation: fadeIn 0.3s ease-out;
}

.history-item:hover {
  border-color: rgba(99, 102, 241, 0.25);
  transform: translateY(-2px);
}

.history-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.history-meta {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  min-width: 250px;
}

.history-iid-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
}

.history-iid-val {
  font-size: 0.95rem;
  color: var(--text-secondary);
  font-family: monospace;
  word-break: break-all;
}

.history-date {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.5rem;
}

.history-cid-box {
  background: rgba(16, 185, 129, 0.05);
  border: 1px solid rgba(16, 185, 129, 0.15);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 220px;
  justify-content: space-between;
}

.history-cid-val {
  font-family: monospace;
  font-weight: 600;
  color: #a7f3d0;
  font-size: 1.1rem;
}

/* Empty state styling */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-secondary);
}

.empty-icon {
  margin-bottom: 1rem;
  opacity: 0.5;
}

/* Floating WhatsApp bubble */
.whatsapp-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-fast);
  z-index: 1000;
}

.whatsapp-widget:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5);
}

.whatsapp-widget::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: #25d366;
  opacity: 0.4;
  z-index: -1;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.4; }
  70% { transform: scale(1.3); opacity: 0; }
  100% { transform: scale(1.3); opacity: 0; }
}

.whatsapp-widget svg {
  width: 32px;
  height: 32px;
  fill: #fff;
}

/* Custom scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Footer note */
.app-footer {
  text-align: center;
  padding: 2rem 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Image Upload specific elements */
.form-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.btn-inline-upload {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.25);
  padding: 10px 18px;
  border-radius: 12px;
  color: #a5b4fc;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.05);
}

.btn-inline-upload:hover:not(:disabled) {
  background: rgba(99, 102, 241, 0.2);
  border-color: rgba(99, 102, 241, 0.4);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.15);
}

.btn-inline-upload:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-inline-upload svg {
  width: 20px;
  height: 20px;
}