/* ============================================
   K-TIX ASSIST — Neon K-Pop Concert Theme
   Inspired by the neon concert landing page
   ============================================ */

:root {
  /* Core palette – deep night + neon */
  --bg-deep: #06080f;
  --bg-dark: #0b0e1a;
  --bg-card: rgba(15, 20, 40, 0.75);
  --bg-card-solid: #12162b;
  --sidebar-bg: #0a0d18;
  --sidebar-hover: rgba(168, 85, 247, 0.15);

  /* Neon accents */
  --neon-purple: #a855f7;
  --neon-pink: #ec4899;
  --neon-cyan: #22d3ee;
  --neon-blue: #3b82f6;
  --primary: #a855f7;
  --primary-hover: #c084fc;
  --accent-purple: #a855f7;
  --accent-pink: #ec4899;
  --accent-cyan: #22d3ee;

  /* Text */
  --text-white: #f8fafc;
  --text-light: #e2e8f0;
  --text-muted: #94a3b8;
  --text-dark: #0f172a;

  /* Borders & effects */
  --border-color: rgba(168, 85, 247, 0.25);
  --border-glow: rgba(168, 85, 247, 0.5);
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;

  /* Shadows & glows */
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.5);
  --neon-glow: 0 0 20px rgba(168, 85, 247, 0.4);
  --neon-glow-strong: 0 0 30px rgba(168, 85, 247, 0.6), 0 0 60px rgba(236, 72, 153, 0.3);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-pill: 999px;
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-deep);
  color: var(--text-white);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
}

/* Subtle animated background glow */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 40%, rgba(168, 85, 247, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(236, 72, 153, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse 50% 60% at 70% 80%, rgba(34, 211, 238, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* ========== AUTH LAYOUT ========== */
.auth-wrapper {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.auth-sidebar {
  width: 280px;
  background: linear-gradient(180deg, #0a0d18 0%, #0f1225 100%);
  color: white;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-right: 1px solid var(--border-color);
  box-shadow: 4px 0 30px rgba(168, 85, 247, 0.08);
}

.auth-sidebar .logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 3rem;
}

.auth-sidebar .logo-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: var(--neon-glow);
  color: white;
}

.auth-sidebar .logo-text h1 {
  font-size: 1.2rem;
  font-weight: 700;
  background: linear-gradient(90deg, #fff, #e0d4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-sidebar .logo-text p {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 2px;
  letter-spacing: 0.04em;
}

.auth-sidebar .nav-section {
  margin-bottom: 1.5rem;
}

.auth-sidebar .nav-label {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  padding-left: 0.75rem;
}

.auth-sidebar .nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: all 0.25s ease;
  margin-bottom: 4px;
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.auth-sidebar .nav-item:hover {
  background: var(--sidebar-hover);
  color: white;
}

.auth-sidebar .nav-item.active {
  background: linear-gradient(90deg, rgba(168, 85, 247, 0.25), rgba(236, 72, 153, 0.15));
  color: white;
  font-weight: 500;
  box-shadow: inset 3px 0 0 var(--neon-purple);
}

.auth-sidebar .footer-info {
  margin-top: auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(168, 85, 247, 0.15);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Main content area */
.auth-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: transparent;
  overflow-y: auto;
}

.auth-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  background: rgba(10, 13, 24, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.auth-header .brand {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.auth-header .user-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(168, 85, 247, 0.12);
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
  color: var(--text-light);
}

.auth-header .user-badge i {
  color: var(--neon-purple);
}

.auth-content {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

/* Glassmorphism auth card */
.auth-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg), var(--neon-glow);
  width: 100%;
  max-width: 480px;
  padding: 2.5rem;
  position: relative;
}

.auth-card .back-btn {
  position: absolute;
  top: 1.25rem;
  left: 1.25rem;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  transition: all 0.2s;
}

.auth-card .back-btn:hover {
  background: rgba(168, 85, 247, 0.15);
  color: var(--text-white);
}

.auth-card h2 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-align: center;
  background: linear-gradient(90deg, #fff 30%, var(--neon-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-card .subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text-light);
}

.form-group label .required {
  color: var(--neon-pink);
}

.form-control {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  transition: all 0.25s;
  background: rgba(10, 13, 24, 0.6);
  color: var(--text-white);
}

.form-control::placeholder {
  color: #64748b;
}

.form-control:focus {
  outline: none;
  border-color: var(--neon-purple);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.25), 0 0 15px rgba(168, 85, 247, 0.2);
  background: rgba(15, 20, 40, 0.8);
}

.input-with-icon {
  position: relative;
}

.input-with-icon .form-control {
  padding-right: 2.75rem;
}

.input-with-icon .toggle-password {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
  transition: color 0.2s;
}

.input-with-icon .toggle-password:hover {
  color: var(--neon-purple);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 1.25rem;
}

.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--neon-purple);
  cursor: pointer;
  flex-shrink: 0;
}

.checkbox-group label {
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1.4;
}

.checkbox-group label a {
  color: var(--neon-cyan);
  text-decoration: none;
}

.checkbox-group label a:hover {
  text-decoration: underline;
  color: var(--neon-pink);
}

/* Buttons – neon gradient */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.9rem 1.5rem;
  border: none;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  width: 100%;
}

.btn-primary {
  background: linear-gradient(90deg, var(--neon-purple), var(--neon-pink));
  color: white;
  box-shadow: 0 4px 20px rgba(168, 85, 247, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(90deg, #c084fc, #f472b6);
  box-shadow: 0 6px 30px rgba(168, 85, 247, 0.55);
  transform: translateY(-1px);
}

.btn-primary:disabled {
  background: #4b5563;
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.btn-outline {
  background: transparent;
  color: var(--text-light);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background: rgba(168, 85, 247, 0.12);
  border-color: var(--neon-purple);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  width: auto;
}

.auth-links {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.auth-links a {
  color: var(--neon-cyan);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

.auth-links a:hover {
  color: var(--neon-pink);
  text-decoration: underline;
}

/* Alerts */
.alert {
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.alert-success {
  background: rgba(16, 185, 129, 0.15);
  color: #6ee7b7;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.alert-error {
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fcd34d;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.alert-info {
  background: rgba(59, 130, 246, 0.15);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

/* File upload */
.file-upload {
  border: 2px dashed rgba(168, 85, 247, 0.4);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s;
  background: rgba(168, 85, 247, 0.05);
}

.file-upload:hover,
.file-upload.dragover {
  border-color: var(--neon-purple);
  background: rgba(168, 85, 247, 0.12);
  box-shadow: var(--neon-glow);
}

.file-upload input {
  display: none;
}

.file-upload .icon {
  font-size: 2rem;
  color: var(--neon-purple);
  margin-bottom: 0.5rem;
}

.file-upload p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.file-upload .filename {
  font-size: 0.85rem;
  color: var(--neon-cyan);
  font-weight: 500;
  margin-top: 0.5rem;
}

/* Face capture */
.face-capture {
  text-align: center;
  margin-bottom: 1.25rem;
}

.face-capture .controls {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.face-status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 500;
  margin-top: 0.75rem;
}

.face-status.pending {
  background: rgba(245, 158, 11, 0.2);
  color: #fcd34d;
}

.face-status.success {
  background: rgba(16, 185, 129, 0.2);
  color: #6ee7b7;
}

.face-status.error {
  background: rgba(239, 68, 68, 0.2);
  color: #fca5a5;
}

/* Steps */
.steps {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 1.75rem;
}

.step-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(148, 163, 184, 0.4);
  transition: all 0.25s;
}

.step-dot.active {
  background: var(--neon-purple);
  transform: scale(1.3);
  box-shadow: 0 0 10px var(--neon-purple);
}

.step-dot.done {
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(6, 8, 15, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s;
}

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

.modal {
  background: var(--bg-card-solid);
  border-radius: var(--radius);
  max-width: 560px;
  width: 100%;
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-lg), var(--neon-glow);
  border: 1px solid var(--border-color);
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-white);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--neon-pink);
}

.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.modal-body h4 {
  color: var(--text-light);
  margin: 1rem 0 0.5rem;
  font-size: 0.95rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.form-panel {
  display: none;
}

.form-panel.active {
  display: block;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ID type choices */
.id-type-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 0.25rem;
}

.id-type-option {
  border: 2px solid rgba(168, 85, 247, 0.25);
  border-radius: var(--radius-sm);
  padding: 0.85rem 0.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s;
  background: rgba(10, 13, 24, 0.5);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-light);
}

.id-type-option input {
  display: none;
}

.id-type-option i {
  font-size: 1.35rem;
  color: var(--neon-purple);
}

.id-type-option:hover {
  border-color: var(--neon-purple);
  background: rgba(168, 85, 247, 0.1);
}

.id-type-option.selected {
  border-color: var(--neon-purple);
  background: rgba(168, 85, 247, 0.18);
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.25);
}

.capture-method-tabs {
  display: flex;
  background: rgba(10, 13, 24, 0.6);
  border-radius: var(--radius-sm);
  padding: 4px;
  margin-bottom: 1rem;
  gap: 4px;
  border: 1px solid var(--border-color);
}

.method-tab {
  flex: 1;
  padding: 0.6rem 0.5rem;
  border: none;
  background: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.method-tab.active {
  background: linear-gradient(90deg, rgba(168, 85, 247, 0.3), rgba(236, 72, 153, 0.2));
  color: white;
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.3);
}

.method-tab:hover:not(.active) {
  color: var(--text-light);
}

/* ========== DASHBOARD ========== */
.dashboard-wrapper {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.dashboard-sidebar {
  width: 260px;
  background: linear-gradient(180deg, #0a0d18 0%, #0f1225 100%);
  color: white;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-right: 1px solid var(--border-color);
}

.dashboard-sidebar .logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 1.5rem;
  border-bottom: 1px solid rgba(168, 85, 247, 0.15);
}

.dashboard-sidebar .logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--neon-purple), var(--neon-pink));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: var(--neon-glow);
  color: white;
}

.dashboard-sidebar .logo-text h1 {
  font-size: 1.1rem;
  font-weight: 700;
}

.dashboard-sidebar .logo-text p {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.dashboard-sidebar nav {
  flex: 1;
  padding: 1rem 0.75rem;
  overflow-y: auto;
}

.dashboard-sidebar .nav-label {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding: 0.75rem 0.85rem 0.4rem;
}

.dashboard-sidebar .nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.7rem 0.85rem;
  border-radius: 8px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: all 0.2s;
  margin-bottom: 2px;
}

.dashboard-sidebar .nav-item:hover {
  background: var(--sidebar-hover);
  color: white;
}

.dashboard-sidebar .nav-item.active {
  background: linear-gradient(90deg, rgba(168, 85, 247, 0.25), rgba(236, 72, 153, 0.15));
  color: white;
  box-shadow: inset 3px 0 0 var(--neon-purple);
}

.dashboard-main {
  flex: 1;
  background: transparent;
  overflow-y: auto;
}

.dashboard-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.75rem;
  background: rgba(10, 13, 24, 0.7);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.dashboard-topbar .page-title {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}

.dashboard-topbar h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 2px;
  color: var(--text-white);
}

.dashboard-topbar .user-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(168, 85, 247, 0.12);
  padding: 0.45rem 1rem;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  border: 1px solid var(--border-color);
  color: var(--text-light);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  padding: 1.75rem;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  transition: all 0.3s;
}

.stat-card:hover {
  border-color: var(--neon-purple);
  box-shadow: var(--neon-glow);
  transform: translateY(-2px);
}

.stat-card .icon-wrap {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  background: rgba(168, 85, 247, 0.2);
  color: var(--neon-purple);
}

.stat-card .value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-white);
}

.stat-card .label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.stat-card .link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--neon-cyan);
  text-decoration: none;
  font-weight: 500;
}

.stat-card .link:hover {
  color: var(--neon-pink);
  text-decoration: underline;
}

.logout-btn {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font-size: 0.85rem;
  margin-left: 8px;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  transition: background 0.2s;
}

.logout-btn:hover {
  background: rgba(239, 68, 68, 0.15);
}

/* Responsive */
@media (max-width: 768px) {
  .auth-wrapper {
    flex-direction: column;
  }

  .auth-sidebar {
    width: 100%;
    padding: 1.25rem;
  }

  .auth-sidebar .nav-section,
  .auth-sidebar .footer-info {
    display: none;
  }

  .auth-card {
    padding: 1.75rem 1.25rem;
  }

  .dashboard-wrapper {
    flex-direction: column;
  }

  .dashboard-sidebar {
    width: 100%;
  }
}