/* ==========================================================================
   USER INFORMATION COLLECTION SYSTEM - CORE STYLESHEET
   Aesthetics: Modern Dark Glassmorphism, Micro-interactions, Responsive
   ========================================================================== */

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

/* --- CSS Variables & Design Tokens --- */
:root {
  --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Brand Palette */
  --bg-dark: #090d16;
  --bg-card: rgba(18, 24, 38, 0.75);
  --bg-card-hover: rgba(24, 32, 51, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-input: rgba(13, 19, 32, 0.8);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-focus: #6366f1;
  --border-hover: rgba(255, 255, 255, 0.18);
  
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #d946ef 100%);
  --primary-glow: rgba(99, 102, 241, 0.35);
  
  --secondary-gradient: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
  --success-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --warning-gradient: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #06b6d4;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 20px 35px -10px rgba(0, 0, 0, 0.5), 0 0 30px rgba(99, 102, 241, 0.15);
  --shadow-glow: 0 0 25px rgba(99, 102, 241, 0.4);
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* --- Base & Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  min-height: 100vh;
  font-family: var(--font-primary);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* --- Ambient Background Mesh --- */
.bg-glow-container {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.bg-glow-1 {
  position: absolute;
  top: -15%;
  left: 20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.18) 0%, rgba(99, 102, 241, 0) 70%);
  filter: blur(80px);
  border-radius: 50%;
  animation: floatOrb 14s ease-in-out infinite alternate;
}

.bg-glow-2 {
  position: absolute;
  bottom: -10%;
  right: 15%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(217, 70, 239, 0.14) 0%, rgba(217, 70, 239, 0) 70%);
  filter: blur(90px);
  border-radius: 50%;
  animation: floatOrb 18s ease-in-out infinite alternate-reverse;
}

.bg-glow-3 {
  position: absolute;
  top: 40%;
  left: -10%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.12) 0%, rgba(6, 182, 212, 0) 70%);
  filter: blur(80px);
  border-radius: 50%;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(40px, 30px) scale(1.1); }
}

/* --- Navigation Bar --- */
.navbar {
  position: relative;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.brand-icon {
  width: 38px;
  height: 38px;
  background: var(--primary-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
  color: #fff;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-muted);
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.nav-btn.primary {
  background: var(--primary-gradient);
  border: none;
  color: #fff;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.nav-btn.primary:hover {
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
  transform: translateY(-2px);
}

/* --- Layout Container --- */
.main-container {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2.5rem 1.25rem;
}

/* --- Application Cards --- */
.card-wrapper {
  width: 100%;
  max-width: 640px;
}

.app-card {
  background: var(--bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.app-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--primary-gradient);
}

/* --- Screen Transitions --- */
.screen {
  display: none;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.screen.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* --- Typography & Headers --- */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  color: #a5b4fc;
  margin-bottom: 1.25rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.card-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  background: linear-gradient(180deg, #ffffff 0%, #cbd5e1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.card-subtitle {
  color: var(--text-muted);
  font-size: 0.975rem;
  margin-bottom: 2rem;
  line-height: 1.5;
}

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

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}

.form-label .required {
  color: var(--danger);
  margin-left: 2px;
}

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

.input-icon {
  position: absolute;
  left: 1.1rem;
  color: var(--text-dim);
  pointer-events: none;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  transition: var(--transition);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.9rem 1.1rem 0.9rem 2.85rem;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

.form-input.no-icon {
  padding-left: 1.1rem;
}

.form-textarea {
  padding: 0.9rem 1.1rem;
  min-height: 100px;
  resize: vertical;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--border-focus);
  background: rgba(18, 26, 46, 0.95);
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.form-input:focus + .input-icon,
.input-icon-wrapper:focus-within .input-icon {
  color: var(--primary);
}

.form-input[readonly] {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
  cursor: not-allowed;
  border-style: dashed;
}

/* Validation Feedback */
.field-error {
  font-size: 0.78rem;
  color: var(--danger);
  margin-top: 0.35rem;
  display: none;
  font-weight: 500;
}

.has-error .form-input,
.has-error .form-select,
.has-error .form-textarea {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.has-error .field-error {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* --- Radio Tiles Selection --- */
.radio-tile-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
}

.radio-tile-group.two-col {
  grid-template-columns: 1fr 1fr;
}

.radio-tile-label {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 1rem 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.radio-tile-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-tile-label .tile-icon {
  font-size: 1.35rem;
  color: var(--text-dim);
  transition: var(--transition);
}

.radio-tile-label .tile-text {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
}

.radio-tile-label:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.radio-tile-label:has(input[type="radio"]:checked) {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.12);
  box-shadow: 0 0 0 2px rgba(99, 102, 241, 0.3);
}

.radio-tile-label:has(input[type="radio"]:checked) .tile-icon,
.radio-tile-label:has(input[type="radio"]:checked) .tile-text {
  color: #fff;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.95rem 1.5rem;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--primary-gradient);
  color: #ffffff;
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover:not(:disabled) {
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.5);
  transform: translateY(-2px);
  filter: brightness(1.08);
}

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

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

.btn-secondary:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-main);
  border-color: var(--border-hover);
}

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

.btn-danger:hover {
  background: var(--danger);
  color: #fff;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* Spinner for Loading State */
.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2.5px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #fff;
  animation: spin 0.8s linear infinite;
}

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

.btn-actions-row {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.btn-actions-row .btn {
  flex: 1;
}

/* --- Success / Confirmation Screen --- */
.success-card {
  text-align: center;
  padding: 1.5rem 0;
}

.success-icon-circle {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: rgba(16, 185, 129, 0.15);
  border: 2px solid rgba(16, 185, 129, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--success);
  font-size: 2.25rem;
  animation: scalePop 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scalePop {
  0% { transform: scale(0); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.summary-box {
  margin: 1.75rem 0;
  background: rgba(13, 19, 32, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: left;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  padding: 0.45rem 0;
  font-size: 0.875rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.summary-row:last-child {
  border-bottom: none;
}

.summary-label {
  color: var(--text-muted);
}

.summary-val {
  color: var(--text-main);
  font-weight: 600;
}

/* ==========================================================================
   ADMIN DASHBOARD STYLES
   ========================================================================== */

.admin-wrapper {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
}

/* Admin Login Modal / Card */
.admin-login-card {
  max-width: 440px;
  margin: 4rem auto;
}

/* Dashboard Header & KPI Grid */
.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.kpi-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.kpi-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--primary-gradient);
}

.kpi-card.emerald::before { background: var(--success-gradient); }
.kpi-card.amber::before { background: var(--warning-gradient); }
.kpi-card.cyan::before { background: var(--secondary-gradient); }
.kpi-card.rose::before { background: linear-gradient(135deg, #f43f5e, #be123c); }

.kpi-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.kpi-title {
  font-size: 0.825rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
}

.kpi-icon {
  font-size: 1.25rem;
  color: var(--text-dim);
}

.kpi-number {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
  line-height: 1.1;
}

/* Dashboard Action Bar */
.controls-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.search-box {
  flex: 1;
  min-width: 250px;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
}

.actions-group {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.btn-compact {
  padding: 0.7rem 1.1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  width: auto;
}

/* Data Table Container */
.table-container {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

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

.data-table th {
  background: rgba(255, 255, 255, 0.02);
  padding: 1rem 1.25rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-subtle);
  white-space: nowrap;
}

.data-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  vertical-align: middle;
}

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

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-yes {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.badge-no {
  background: rgba(148, 163, 184, 0.12);
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.25);
}

.badge-marital {
  background: rgba(99, 102, 241, 0.12);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.25);
}

/* Table Empty & Loading States */
.table-empty-state {
  padding: 4rem 2rem;
  text-align: center;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--text-dim);
}

/* --- Toast Notifications --- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 380px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  background: #1e293b;
  border: 1px solid var(--border-subtle);
  color: #fff;
  font-size: 0.9rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  animation: slideInToast 0.3s ease;
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.toast.success {
  border-left: 4px solid var(--success);
}

.toast.error {
  border-left: 4px solid var(--danger);
}

.toast.info {
  border-left: 4px solid var(--info);
}

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

/* --- Footer --- */
.footer {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-dim);
  border-top: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}

.footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

.footer a:hover {
  color: var(--primary);
}

/* --- Mobile Responsiveness --- */
@media (max-width: 768px) {
  .navbar {
    padding: 1rem;
  }
  
  .app-card {
    padding: 1.75rem 1.25rem;
    border-radius: var(--radius-lg);
  }
  
  .card-title {
    font-size: 1.6rem;
  }
  
  .controls-bar {
    flex-direction: column;
    align-items: stretch;
  }
  
  .actions-group {
    width: 100%;
  }
  
  .actions-group .btn {
    flex: 1;
  }
  
  .kpi-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }
}

@media (max-width: 480px) {
  .kpi-grid {
    grid-template-columns: 1fr;
  }
  .radio-tile-group.two-col {
    grid-template-columns: 1fr;
  }
}