/* ==========================================================================
   Tsehay Bank — Biometric & Liveness Verification System
   Theme: Tsehay Bank Brand Identity (#255B30 Forest Green, #FFC907 Sun Gold)
   ========================================================================== */

:root {
  /* Tsehay Bank Brand Colors */
  --tb-green-primary: #255B30;
  --tb-green-accent: #017447;
  --tb-green-bright: #01a45b;
  --tb-gold-sun: #FFC907;
  --tb-gold-deep: #e5a800;
  --tb-slate: #58595B;

  /* Theme Backgrounds */
  --bg-primary: #07150b;
  --bg-secondary: #0d2214;
  --bg-tertiary: #13301d;
  --card-bg: rgba(13, 34, 20, 0.78);
  --card-border: rgba(255, 201, 7, 0.22);
  --card-border-glow: rgba(255, 201, 7, 0.48);

  /* Accents */
  --accent-gold: #FFC907;
  --accent-gold-glow: rgba(255, 201, 7, 0.45);
  --accent-cyan: #FFC907; /* Map legacy cyan to Tsehay Sun Gold */
  --accent-cyan-glow: rgba(255, 201, 7, 0.4);
  --accent-emerald: #01a45b;
  --accent-emerald-glow: rgba(1, 164, 91, 0.45);
  --accent-green-primary: #255B30;
  --accent-purple: #017447;
  --accent-purple-glow: rgba(1, 116, 71, 0.4);
  --accent-amber: #FFC907;
  --accent-crimson: #ef4444;

  /* Typography */
  --text-main: #ffffff;
  --text-secondary: #c3d6c7;
  --text-muted: #7e9c84;

  --font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-glow: 0 0 25px rgba(255, 201, 7, 0.25);
}

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

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 12% 15%, rgba(255, 201, 7, 0.10) 0%, transparent 45%),
    radial-gradient(circle at 88% 85%, rgba(1, 116, 71, 0.18) 0%, transparent 50%),
    linear-gradient(to bottom, #07150b, #0a1f10 60%, #07150b);
  background-attachment: fixed;
}

/* Header & Navigation */
header.app-header {
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 201, 7, 0.16);
  backdrop-filter: blur(14px);
  background: rgba(7, 21, 11, 0.88);
  position: sticky;
  top: 0;
  z-index: 50;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: inherit;
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--tb-gold-sun), var(--tb-green-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 20px rgba(255, 201, 7, 0.4);
  border: 1px solid rgba(255, 201, 7, 0.3);
}

.logo-icon svg {
  width: 24px;
  height: 24px;
  color: #07150b;
}

.logo-titles {
  display: flex;
  flex-direction: column;
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  background: linear-gradient(135deg, #ffffff 40%, var(--tb-gold-sun) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.15;
}

.logo-subtext {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--tb-gold-sun);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.header-badges {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
}

.badge-brand {
  background: rgba(37, 91, 48, 0.35);
  color: #ffffff;
  border-color: rgba(255, 201, 7, 0.3);
}

.badge-threshold {
  background: rgba(255, 201, 7, 0.12);
  color: var(--tb-gold-sun);
  border-color: rgba(255, 201, 7, 0.35);
}

.badge-status {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  border-color: rgba(255, 255, 255, 0.1);
}

.badge-status.connected {
  background: rgba(1, 164, 91, 0.18);
  color: var(--tb-green-bright);
  border-color: rgba(1, 164, 91, 0.45);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--tb-gold-sun);
  animation: pulse-dot 1.8s infinite;
}

.status-dot.connected {
  background-color: var(--tb-green-bright);
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 8px currentColor; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

/* Main Container Layout */
main.main-content {
  flex: 1;
  padding: 2.5rem 1.5rem;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Glassmorphism Cards */
.glass-panel {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: 0 12px 40px -10px rgba(0, 0, 0, 0.65);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.glass-panel:hover {
  border-color: var(--card-border-glow);
  box-shadow: 0 16px 45px -10px rgba(0, 0, 0, 0.7), 0 0 25px rgba(255, 201, 7, 0.15);
}

/* Desktop QR Portal Grid */
.portal-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}

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

.hero-info h1 {
  font-size: 2.6rem;
  line-height: 1.15;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}

.gradient-text {
  background: linear-gradient(135deg, var(--tb-gold-sun) 20%, #4ade80 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 2rem;
}

/* Flow Steps */
.verification-steps {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.step-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.25rem;
  background: rgba(37, 91, 48, 0.14);
  border: 1px solid rgba(255, 201, 7, 0.12);
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.step-card:hover {
  transform: translateX(4px);
  background: rgba(37, 91, 48, 0.24);
  border-color: rgba(255, 201, 7, 0.35);
}

.step-number {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 201, 7, 0.16);
  color: var(--tb-gold-sun);
  border: 1px solid rgba(255, 201, 7, 0.35);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.step-content p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* QR Code Section */
.qr-container-card {
  text-align: center;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 201, 7, 0.3);
  box-shadow: 0 0 35px rgba(255, 201, 7, 0.12);
}

.qr-box-wrapper {
  position: relative;
  display: inline-block;
  margin: 1.5rem auto 1rem;
  padding: 1rem;
  background: #051007;
  border-radius: var(--radius-md);
  border: 2px solid rgba(255, 201, 7, 0.4);
  box-shadow: 0 0 25px rgba(255, 201, 7, 0.2);
}

.qr-box-wrapper img#qrImage {
  display: block;
  width: 250px;
  height: 250px;
  border-radius: var(--radius-sm);
  background: #ffffff;
}

/* Radar Scan Line over QR */
.scan-line {
  position: absolute;
  top: 1rem;
  left: 1rem;
  right: 1rem;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--tb-gold-sun), transparent);
  box-shadow: 0 0 12px var(--tb-gold-sun);
  animation: radar-sweep 2.8s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes radar-sweep {
  0% { top: 1rem; opacity: 0.8; }
  100% { top: calc(100% - 1.25rem); opacity: 0.8; }
}

.qr-status-msg {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--tb-gold-sun);
  margin-bottom: 1rem;
}

.lan-url-box {
  background: rgba(0, 0, 0, 0.45);
  border: 1px dashed rgba(255, 201, 7, 0.25);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  word-break: break-all;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--tb-gold-sun), #e5a800);
  color: #07150b;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(255, 201, 7, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(255, 201, 7, 0.55);
}

.btn-secondary {
  background: rgba(37, 91, 48, 0.25);
  color: var(--text-main);
  border: 1px solid rgba(255, 201, 7, 0.25);
}

.btn-secondary:hover {
  background: rgba(37, 91, 48, 0.45);
  border-color: var(--tb-gold-sun);
}

.btn-success {
  background: linear-gradient(135deg, var(--tb-green-bright), var(--tb-green-accent));
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(1, 164, 91, 0.45);
}

.btn-success:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(1, 164, 91, 0.6);
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

/* Mobile Verification Flow Specifics */
.mobile-wrapper {
  max-width: 540px;
  margin: 0 auto;
  width: 100%;
}

.stepper {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  position: relative;
}

.stepper::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 20px;
  right: 20px;
  height: 2px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 1;
  transform: translateY(-50%);
}

.stepper-step {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.stepper-circle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 2px solid rgba(255, 201, 7, 0.25);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
  transition: all var(--transition-normal);
}

.stepper-step.active .stepper-circle {
  background: var(--tb-gold-sun);
  color: #07150b;
  border-color: var(--tb-gold-sun);
  box-shadow: 0 0 20px rgba(255, 201, 7, 0.55);
}

.stepper-step.completed .stepper-circle {
  background: var(--tb-green-bright);
  color: #ffffff;
  border-color: var(--tb-green-bright);
  box-shadow: 0 0 15px rgba(1, 164, 91, 0.4);
}

.stepper-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stepper-step.active .stepper-label {
  color: var(--tb-gold-sun);
  font-weight: 700;
}

/* Document Selection Tabs */
.doc-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.doc-tab-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 0.5rem;
  background: rgba(37, 91, 48, 0.15);
  border: 1px solid rgba(255, 201, 7, 0.15);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.doc-tab-btn:hover {
  background: rgba(37, 91, 48, 0.3);
  border-color: rgba(255, 201, 7, 0.35);
  color: #ffffff;
}

.doc-tab-btn.active {
  background: rgba(255, 201, 7, 0.16);
  border-color: var(--tb-gold-sun);
  color: var(--tb-gold-sun);
  box-shadow: 0 0 18px rgba(255, 201, 7, 0.25);
}

.doc-tab-btn svg {
  width: 24px;
  height: 24px;
}

/* Upload & Drop Zone */
.upload-dropzone {
  border: 2px dashed rgba(255, 201, 7, 0.35);
  border-radius: var(--radius-lg);
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  background: rgba(255, 201, 7, 0.03);
  transition: all var(--transition-fast);
  position: relative;
}

.upload-dropzone:hover {
  border-color: var(--tb-gold-sun);
  background: rgba(255, 201, 7, 0.08);
  box-shadow: 0 0 25px rgba(255, 201, 7, 0.15);
}

.dropzone-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  color: var(--tb-gold-sun);
}

/* Document Preview Box */
.doc-preview-wrapper {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #000;
  border: 1px solid rgba(255, 201, 7, 0.3);
  margin-bottom: 1.5rem;
}

.doc-preview-wrapper img {
  width: 100%;
  height: auto;
  max-height: 280px;
  object-fit: contain;
  display: block;
}

.face-crop-badge {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(7, 21, 11, 0.9);
  border: 1px solid var(--tb-green-bright);
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--tb-green-bright);
  backdrop-filter: blur(8px);
}

.face-crop-badge img {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--tb-green-bright);
}

/* Camera Live Viewfinder & Oval Guide */
.camera-container {
  position: relative;
  width: 100%;
  max-width: 440px;
  margin: 0 auto 1.5rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  aspect-ratio: 3/4;
  box-shadow: 0 0 40px rgba(0, 0, 0, 0.8);
  border: 2px solid rgba(255, 201, 7, 0.3);
}

.camera-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1); /* Mirror view for natural interaction */
}

.camera-container canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transform: scaleX(-1);
  pointer-events: none;
}

/* Biometric Oval Guide */
.biometric-oval-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.biometric-oval {
  width: 220px;
  height: 300px;
  border-radius: 50%;
  border: 3px dashed rgba(255, 201, 7, 0.55);
  box-shadow: 0 0 0 9999px rgba(7, 21, 11, 0.75);
  transition: all var(--transition-normal);
  position: relative;
}

.biometric-oval.active-challenge {
  border: 3px solid var(--tb-gold-sun);
  box-shadow: 0 0 0 9999px rgba(7, 21, 11, 0.75), 0 0 30px var(--tb-gold-sun);
}

.biometric-oval.passed {
  border: 4px solid var(--tb-green-bright);
  box-shadow: 0 0 0 9999px rgba(7, 21, 11, 0.75), 0 0 40px var(--tb-green-bright);
}

/* HUD Scanning Reticle */
.hud-corner {
  position: absolute;
  width: 18px;
  height: 18px;
  border-color: var(--tb-gold-sun);
  pointer-events: none;
}
.hud-tl { top: 12px; left: 12px; border-top: 3px solid var(--tb-gold-sun); border-left: 3px solid var(--tb-gold-sun); }
.hud-tr { top: 12px; right: 12px; border-top: 3px solid var(--tb-gold-sun); border-right: 3px solid var(--tb-gold-sun); }
.hud-bl { bottom: 12px; left: 12px; border-bottom: 3px solid var(--tb-gold-sun); border-left: 3px solid var(--tb-gold-sun); }
.hud-br { bottom: 12px; right: 12px; border-bottom: 3px solid var(--tb-gold-sun); border-right: 3px solid var(--tb-gold-sun); }

/* Live Challenge Instruction Banner */
.challenge-banner {
  position: absolute;
  bottom: 1.5rem;
  left: 1rem;
  right: 1rem;
  background: rgba(13, 34, 20, 0.94);
  backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 201, 7, 0.4);
  border-radius: var(--radius-md);
  padding: 0.9rem 1rem;
  text-align: center;
  z-index: 10;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.6), 0 0 15px rgba(255, 201, 7, 0.15);
}

.challenge-banner .challenge-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.challenge-banner .challenge-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

/* Liveness Checklist Indicator */
.liveness-checklist {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(37, 91, 48, 0.15);
  padding: 0.6rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  border: 1px solid rgba(255, 201, 7, 0.12);
}

.check-item.done {
  color: var(--tb-gold-sun);
  border-color: rgba(255, 201, 7, 0.4);
  background: rgba(255, 201, 7, 0.14);
}

/* Comparison & Result Screen */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.face-card {
  text-align: center;
  background: rgba(37, 91, 48, 0.16);
  border: 1px solid rgba(255, 201, 7, 0.16);
  border-radius: var(--radius-md);
  padding: 1.25rem 1rem;
}

.face-avatar-wrap {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  margin: 0 auto 0.75rem;
  overflow: hidden;
  border: 3px solid var(--tb-gold-sun);
  box-shadow: 0 0 20px rgba(255, 201, 7, 0.35);
}

.face-avatar-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.face-card h4 {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.2rem;
}

.face-card span {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Score Dial & Badge */
.match-score-container {
  text-align: center;
  margin: 1.5rem 0;
}

.score-circle-wrapper {
  position: relative;
  width: 140px;
  height: 140px;
  margin: 0 auto 1rem;
}

.score-circle-svg {
  transform: rotate(-90deg);
  width: 140px;
  height: 140px;
}

.score-circle-bg {
  fill: none;
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 10;
}

.score-circle-fill {
  fill: none;
  stroke: var(--tb-green-bright);
  stroke-width: 10;
  stroke-linecap: round;
  stroke-dasharray: 377;
  stroke-dashoffset: 377;
  transition: stroke-dashoffset 1.5s cubic-bezier(0.16, 1, 0.3, 1), stroke 0.5s ease;
}

.score-circle-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.score-percent-val {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.score-sublabel {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Sample ID Selector Tray */
.sample-tray {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.1);
}

.sample-tray h4 {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.sample-buttons {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

/* Modal and Alert styling */
.alert-box {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
}

.alert-success {
  background: rgba(0, 230, 118, 0.12);
  border: 1px solid rgba(0, 230, 118, 0.35);
  color: #86efac;
}

/* Loading Spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  display: inline-block;
}

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

/* Utility hidden */
.hidden {
  display: none !important;
}

/* Footer */
footer.app-footer {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}