/* ==========================================================================
   QRGen - Modern Glassmorphism & ID Badge Generator Stylesheet
   ========================================================================== */

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

:root {
  --bg-main: #0b0f19;
  --bg-card: rgba(22, 28, 45, 0.75);
  --bg-card-hover: rgba(30, 40, 65, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-strong: rgba(255, 255, 255, 0.08);

  --border-color: rgba(255, 255, 255, 0.1);
  --border-focus: #6366f1;

  --accent-primary: #6366f1;
  --accent-primary-hover: #4f46e5;
  --accent-secondary: #06b6d4;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
  --accent-gold: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  --accent-emerald: linear-gradient(135deg, #10b981 0%, #059669 100%);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --badge-bg: rgba(99, 102, 241, 0.15);
  --badge-color: #818cf8;

  --shadow-glow: 0 10px 30px -10px rgba(99, 102, 241, 0.3);
  --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.4);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Light theme overrides if toggled */
body.light-theme {
  --bg-main: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: #ffffff;
  --bg-glass: rgba(0, 0, 0, 0.03);
  --bg-glass-strong: rgba(0, 0, 0, 0.06);
  --border-color: rgba(0, 0, 0, 0.1);
  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;
  --shadow-card: 0 15px 35px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-main);
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 85% 85%, rgba(6, 182, 212, 0.15) 0%, transparent 40%);
  background-attachment: fixed;
  color: var(--text-main);
  min-height: 100vh;
  padding: 2rem 1.5rem;
  line-height: 1.5;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
}

/* Header Navbar */
header.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  padding: 1.25rem 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.4rem;
  box-shadow: var(--shadow-glow);
}

.brand-title h1 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
}

.brand-title p {
  font-size: 0.825rem;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Tabs Navigation */
.nav-tabs {
  display: flex;
  gap: 0.5rem;
  background: var(--bg-glass-strong);
  padding: 0.35rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  margin-bottom: 2rem;
}

.tab-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.25rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.925rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  color: var(--text-main);
  background: var(--bg-glass);
}

.tab-btn.active {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

/* Layout Grid & Panels */
.tab-content {
  display: none;
  animation: fadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 900px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-card);
}

.card-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.card-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
}

/* Forms & Inputs */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
  background: rgba(255, 255, 255, 0.07);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  font-size: 0.925rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 35px -8px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: var(--bg-glass-strong);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: rgba(239, 68, 68, 0.25);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.825rem;
  border-radius: 6px;
}

/* Dropzone Importer */
.dropzone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 3rem 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg-glass);
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--accent-secondary);
  background: rgba(6, 182, 212, 0.05);
}

.dropzone-icon {
  font-size: 3rem;
  color: var(--accent-secondary);
  margin-bottom: 1rem;
}

.dropzone-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.dropzone-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Table & List View */
.table-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.search-box {
  position: relative;
  min-width: 280px;
}

.search-box i {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.search-box input {
  padding-left: 2.5rem;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.custom-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.custom-table th {
  background: var(--bg-glass-strong);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.custom-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
}

.custom-table tbody tr {
  transition: var(--transition);
}

.custom-table tbody tr:hover {
  background: var(--bg-card-hover);
}

.person-avatar {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--accent-gradient);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  margin-right: 0.75rem;
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background: var(--badge-bg);
  color: var(--badge-color);
}

/* Modals */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  padding: 1rem;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 650px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-card);
  animation: modalScale 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScale {
  from { transform: scale(0.92); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
}

.close-modal-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
  transition: var(--transition);
}

.close-modal-btn:hover {
  color: var(--text-main);
}

.modal-body {
  padding: 1.75rem;
}

/* ==========================================================================
   Credential ID Card Visual Design Template
   ========================================================================== */
.credential-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  margin: 1rem 0;
}

/* Printable / Renderable Credential Canvas Card */
.credential-card {
  width: 340px;
  height: 520px;
  background: #0f172a;
  border-radius: 20px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  color: #ffffff;
  font-family: 'Inter', sans-serif;
  box-sizing: border-border;
}

/* Card Decorative Backgrounds */
.credential-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 140px;
  background: linear-gradient(135deg, #6366f1 0%, #06b6d4 100%);
  z-index: 1;
}

.credential-card::after {
  content: '';
  position: absolute;
  top: 110px;
  left: 0;
  right: 0;
  height: 40px;
  background: #0f172a;
  border-radius: 50% 50% 0 0;
  z-index: 2;
}

/* Lanyard Slot Notch */
.lanyard-notch {
  width: 50px;
  height: 8px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 4px;
  margin: 12px auto 0 auto;
  position: relative;
  z-index: 10;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.card-top-section {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 10px 20px 0 20px;
}

.card-person-name {
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.25;
  color: #ffffff;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  margin-top: 5px;
}

.card-person-club {
  font-size: 0.85rem;
  font-weight: 600;
  color: #e2e8f0;
  background: rgba(0, 0, 0, 0.35);
  display: inline-block;
  padding: 4px 14px;
  border-radius: 20px;
  margin-top: 6px;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.card-qr-section {
  position: relative;
  z-index: 10;
  margin: 15px auto 10px auto;
  background: #ffffff;
  padding: 12px;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  border: 4px solid #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-qr-section svg, .card-qr-section img, .card-qr-section canvas {
  display: block;
  width: 170px !important;
  height: 170px !important;
}

.card-bottom-section {
  position: relative;
  z-index: 10;
  padding: 0 24px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: auto;
}

.card-info-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.05);
  padding: 8px 12px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.card-info-icon {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: rgba(99, 102, 241, 0.2);
  color: #818cf8;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  flex-shrink: 0;
}

.card-info-text {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.card-info-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #94a3b8;
  font-weight: 700;
}

.card-info-value {
  font-size: 0.825rem;
  font-weight: 600;
  color: #f1f5f9;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Format selector buttons */
.format-selector {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  margin-top: 1rem;
}

.format-btn {
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background: var(--bg-glass-strong);
  color: var(--text-muted);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.format-btn.active {
  background: var(--accent-primary);
  color: #fff;
  border-color: var(--accent-primary);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(16px);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-main);
  animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.toast.success { border-left: 4px solid #10b981; }
.toast.error { border-left: 4px solid #ef4444; }
.toast.info { border-left: 4px solid #6366f1; }

/* Login Screen UI */
.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
}

.login-box {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-card);
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-brand-icon {
  width: 60px;
  height: 60px;
  background: var(--accent-gradient);
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.8rem;
  margin: 0 auto 1.25rem auto;
  box-shadow: var(--shadow-glow);
}

.login-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 0.35rem;
}

.login-subtitle {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.alert-error {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.user-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-main);
}

/* Clean White QR Card Preview */
.credential-card.clean-qr-card {
  width: 320px;
  height: 420px;
  background: #ffffff !important;
  border-radius: 18px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
  border: 2px solid #e2e8f0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 24px 16px;
  color: #0f172a;
}

.credential-card.clean-qr-card::before,
.credential-card.clean-qr-card::after {
  display: none !important;
}

.clean-header {
  padding: 0;
  text-align: center;
  width: 100%;
}

.card-person-name.clean-name {
  color: #0f172a !important;
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  text-shadow: none !important;
  margin-top: 5px;
  text-align: center;
  word-break: break-word;
  line-height: 1.25;
}

.card-qr-section.clean-qr-box {
  margin: 20px auto 0 auto;
  padding: 10px;
  border-radius: 14px;
  box-shadow: none !important;
  border: 1px solid #cbd5e1;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card-qr-section.clean-qr-box svg,
.card-qr-section.clean-qr-box img,
.card-qr-section.clean-qr-box canvas {
  width: 230px !important;
  height: 230px !important;
  display: block;
}