/* ==========================================================================
   Operator portal — layout and component styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   App shell
   -------------------------------------------------------------------------- */

.app-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-background);
  background-image: var(--bg-image, none);
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
}

/* --------------------------------------------------------------------------
   Guest detail form
   -------------------------------------------------------------------------- */

.guest-detail-card {
  background: var(--color-surface);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.guest-detail-card__title {
  margin-bottom: var(--spacing-md);
  color: var(--color-primary);
}

.guest-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.guest-detail-grid__full {
  grid-column: 1 / -1;
}

.guest-detail-grid__spacer {
  display: none;
}

@media (min-width: 480px) {
  .guest-detail-grid__spacer {
    display: block;
  }
}

@media (max-width: 479px) {
  .guest-detail-grid {
    grid-template-columns: 1fr;
  }
}

.guest-detail-edit-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

/* --------------------------------------------------------------------------
   Status banner (connectivity / sync / conflicts)
   -------------------------------------------------------------------------- */

.status-banner {
  position: sticky;
  top: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-sm);
  font-weight: 600;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
}

.status-banner--hidden {
  display: none;
}

.status-banner--offline {
  background: rgba(245, 158, 11, 0.9);
  color: #fff;
}

.status-banner--syncing {
  background: rgba(59, 130, 246, 0.9);
  color: #fff;
}

.status-banner--conflict {
  background: rgba(239, 68, 68, 0.9);
  color: #fff;
}

.status-banner--synced {
  background: rgba(16, 185, 129, 0.9);
  color: #fff;
}

/* --------------------------------------------------------------------------
   Gate screen
   -------------------------------------------------------------------------- */

.gate-screen {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  /* Fixed OnsiteBadge brand orange — not event-specific */
  background: linear-gradient(135deg, #E55A00 0%, #cf4c00 100%);
  position: relative;
  overflow: hidden;
}

.gate-screen::before {
  content: '';
  position: absolute;
  width: 140%;
  height: 140%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
  top: -20%;
  left: -20%;
  animation: pulse 10s infinite alternate ease-in-out;
}

@keyframes pulse {
  from { transform: scale(1); }
  to { transform: scale(1.1) rotate(5deg); }
}

.gate-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow-xl);
  text-align: center;
  z-index: 10;
}

.gate-card__logo {
  margin-bottom: var(--spacing-sm);
}

.gate-card__logo-img {
  width: 200px;
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

.gate-card__title {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-2xl);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Scoped button override — gate screen uses OnsiteBadge brand orange, not event colors */
.gate-card .btn--primary {
  background: #E55A00;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(229, 90, 0, 0.35);
}

.gate-card .btn--primary:hover {
  background: #cf4c00;
  box-shadow: 0 6px 16px rgba(229, 90, 0, 0.45);
  filter: brightness(1.1);
}

/* --------------------------------------------------------------------------
   Landing screen
   -------------------------------------------------------------------------- */

.landing-screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  color: #fff;
  text-align: center;
  padding: var(--spacing-2xl);
  background: transparent;
}

.landing-screen__banner {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4) saturate(1.2);
  z-index: 1;
}

.landing-screen__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xl);
  max-width: 600px;
  animation: fadeIn 0.8s ease-out;
}

.landing-screen__logo {
  display: block;
  max-width: min(280px, 70vw);
  max-height: 120px;
  width: auto;
  height: auto;
  object-fit: contain;
  margin: 0 auto var(--spacing-lg);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.landing-screen__event-name {
  font-size: clamp(var(--font-size-2xl), 8vw, var(--font-size-3xl));
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

/* --------------------------------------------------------------------------
   Check-in screen
   -------------------------------------------------------------------------- */

.checkin-screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: transparent;
}

.checkin-screen__header {
  position: sticky;
  top: 0;
  background: rgba(var(--color-background-rgb, 255, 255, 255), 0.8);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-lg);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.guest-list {
  flex: 1;
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}

.guest-row {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  background: rgba(var(--color-background-rgb, 255, 255, 255), 0.9);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  gap: var(--spacing-md);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  height: 72px;
  width: 100%;
  text-align: left;
}

.guest-row:hover,
.guest-row:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.guest-row:active {
  transform: translateY(0);
}

.guest-row__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--font-size-md);
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.guest-row__info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.guest-row__name {
  font-weight: 700;
  font-size: var(--font-size-md);
  color: var(--color-text);
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.guest-row__meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.badge--checked-in {
  background: #ecfdf5;
  color: var(--color-success);
}

.badge--checked-out {
  background: #eff6ff;
  color: var(--color-info);
}

.badge--walk-in {
  background: #fffbeb;
  color: var(--color-warning);
}

.badge--pending {
  background: var(--color-surface);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   Guest detail screen
   -------------------------------------------------------------------------- */

.detail-screen {
  flex: 1;
  width: 100%;
  overflow-y: auto;
  padding: var(--spacing-lg);
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.detail-panel {
  background: rgba(var(--color-background-rgb, 255, 255, 255), 0.95);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  padding: var(--spacing-xl);
  width: min(920px, 100%);
  box-shadow: var(--shadow-xl);
}

@media (max-width: 640px) {
  .detail-screen {
    padding: var(--spacing-sm);
  }

  .detail-panel {
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
  }
}

.detail-panel__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.detail-panel__title {
  font-size: var(--font-size-xl);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.action-cluster {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  margin-top: var(--spacing-2xl);
}

.action-cluster .btn {
  width: 100%;
  min-height: 56px;
  height: 100%;
}

@media (min-width: 400px) {
  .action-cluster {
    grid-template-columns: 1fr 1fr;
  }
  
  /* Buttons span full width unless they are part of a pair */
  .action-cluster .btn {
    grid-column: span 1;
  }
  
  .btn--span-2 {
    grid-column: span 2 !important;
  }
}

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
}

.form-label {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.form-input {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-md);
  min-height: var(--touch-target);
  transition: all var(--transition-fast);
  background: var(--color-background);
  color: var(--color-text);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), 0.1);
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  font-weight: 600;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-md);
  font-size: var(--font-size-md);
  font-weight: 700;
  min-height: var(--touch-target);
  transition: all var(--transition-fast);
  user-select: none;
  border: none;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  filter: grayscale(1);
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 4px 12px rgba(var(--color-primary-rgb), 0.25);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(var(--color-primary-rgb), 0.35);
  filter: brightness(1.1);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--secondary {
  background: var(--color-background);
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn--secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.05);
}

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

.btn--ghost {
  background: transparent;
  color: var(--color-text-muted);
  padding: var(--spacing-sm);
}

.btn--ghost:hover {
  background: var(--color-surface);
  color: var(--color-text);
}

.btn--sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-sm);
  min-height: 40px;
}

/* --------------------------------------------------------------------------
   Search bar
   -------------------------------------------------------------------------- */

.search-bar {
  position: relative;
  width: 100%;
}

.search-bar__input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 3rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--font-size-md);
  min-height: 56px;
  background: var(--color-background);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.search-bar__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.search-bar__icon {
  position: absolute;
  left: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 1.25rem;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   Empty state
   -------------------------------------------------------------------------- */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3xl) var(--spacing-2xl);
  gap: var(--spacing-md);
  text-align: center;
  color: var(--color-text-muted);
}

.empty-state__icon {
  font-size: 3rem;
  opacity: 0.2;
}

/* --------------------------------------------------------------------------
   Loading spinner
   -------------------------------------------------------------------------- */

.spinner {
  width: 32px;
  height: 32px;
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s cubic-bezier(0.5, 0, 0.5, 1) infinite;
  margin: 2rem auto;
}

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

/* --------------------------------------------------------------------------
   Action feedback (Success/Error screens)
   -------------------------------------------------------------------------- */

.action-feedback-screen {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
  /* Transparent so event background image (body / --bg-image) shows through */
  background: transparent;
}

.action-feedback-card {
  width: 100%;
  max-width: 480px;
  background: var(--color-background);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-3xl) var(--spacing-2xl);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  animation: scaleIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

.action-feedback-icon {
  font-size: 4rem;
  margin-bottom: var(--spacing-md);
}

.action-feedback-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

.action-feedback-message {
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Utilities
   -------------------------------------------------------------------------- */

.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.w-full { width: 100%; }
.font-bold { font-weight: 700; }