/* ===== LUXAV QHub - Global Styles ===== */
:root {
  --color-dark: #3d4045;
  --color-yellow: #fecc00;
  --color-white: #ffffff;
  --color-bg: #2c2d31;
  --color-card: #3d4045;
  --color-card-hover: #4a4b50;
  --color-text: #ffffff;
  --color-text-muted: #a0a0a5;
  --color-success: #4caf50;
  --color-danger: #e53935;
  --color-answered: rgba(76, 175, 80, 0.15);
  --border-radius: 12px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --transition: all 0.3s ease;
}

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

html {
  font-size: 16px;
}

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, 'Roboto', sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
  line-height: 1.6;
}

/* ===== Layout ===== */
.app-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== Header ===== */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--color-yellow);
}

.app-header .logo {
  height: 40px;
  width: auto;
}

.app-header .header-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-yellow);
}

.app-header .header-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* ===== Landing Page ===== */
.landing-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  text-align: center;
  gap: 40px;
}

.landing-logo {
  width: 200px;
  max-width: 60vw;
}

.landing-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
}

.landing-subtitle {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
}

.landing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  width: 100%;
  max-width: 800px;
}

.landing-card {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: 32px 24px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  text-decoration: none;
  color: var(--color-text);
}

.landing-card:hover {
  border-color: var(--color-yellow);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.landing-card .card-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}

.landing-card .card-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-yellow);
}

.landing-card .card-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ===== Forms ===== */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  background: var(--color-bg);
  border: 2px solid var(--color-card-hover);
  border-radius: 8px;
  color: var(--color-text);
  font-size: 1rem;
  transition: var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--color-yellow);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

textarea.form-input {
  resize: vertical;
  min-height: 80px;
}

/* ===== Buttons ===== */
.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-yellow);
  color: var(--color-dark);
}

.btn-primary:hover {
  background: #e6b800;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--color-card-hover);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: #57585d;
}

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

.btn-danger:hover {
  background: #c62828;
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.85rem;
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 50%;
  font-size: 1.1rem;
}

.btn-block {
  width: 100%;
}

/* ===== Cards ===== */
.card {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.card-title {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-yellow);
  margin-bottom: 16px;
}

/* ===== Login Page ===== */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.login-card {
  width: 100%;
  max-width: 440px;
}

.login-card .logo-wrapper {
  text-align: center;
  margin-bottom: 24px;
}

.login-card .logo-wrapper img {
  height: 50px;
}

.login-card h2 {
  text-align: center;
  color: var(--color-yellow);
  margin-bottom: 24px;
}

/* ===== Event Info Bar ===== */
.event-bar {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.event-bar .event-name {
  font-size: 1.1rem;
  font-weight: 600;
}

.event-bar .event-code {
  background: var(--color-yellow);
  color: var(--color-dark);
  padding: 4px 12px;
  border-radius: 20px;
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1px;
}

/* ===== Question Form ===== */
.question-form {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.question-form .form-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
}

.question-form .form-row .form-group {
  flex: 1;
  margin-bottom: 0;
}

/* ===== Question List ===== */
.question-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.question-item {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: var(--transition);
  border-left: 4px solid transparent;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.question-item:hover {
  background: var(--color-card-hover);
}

.question-item.pinned {
  border-left-color: var(--color-yellow);
}

.question-item.answered {
  border-left-color: var(--color-success);
  background: var(--color-answered);
  opacity: 0.7;
}

.question-item .question-number {
  background: var(--color-yellow);
  color: var(--color-dark);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.question-item .question-content {
  flex: 1;
  min-width: 0;
}

.question-item .question-text {
  font-size: 1rem;
  line-height: 1.5;
  word-break: break-word;
}

.question-item .question-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.question-item .question-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

/* ===== Drag & Drop ===== */
.question-item.dragging {
  opacity: 0.5;
  border: 2px dashed var(--color-yellow);
}

.question-item .drag-handle {
  cursor: grab;
  color: var(--color-text-muted);
  font-size: 1.2rem;
  padding: 4px;
  flex-shrink: 0;
  user-select: none;
}

.question-item .drag-handle:active {
  cursor: grabbing;
}

/* ===== Admin Events List ===== */
.events-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.event-item {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.event-item .event-info {
  flex: 1;
  min-width: 0;
}

.event-item .event-info h3 {
  font-size: 1.1rem;
  margin-bottom: 4px;
}

.event-item .event-info .event-details {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.event-item .event-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.event-item.inactive {
  opacity: 0.5;
}

.status-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-badge.active {
  background: rgba(76, 175, 80, 0.2);
  color: var(--color-success);
}

.status-badge.inactive {
  background: rgba(229, 57, 53, 0.2);
  color: var(--color-danger);
}

/* ===== Empty State ===== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-muted);
}

.empty-state .empty-icon {
  font-size: 4rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state p {
  font-size: 1.1rem;
}

/* ===== Toast Notifications ===== */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--color-card);
  color: var(--color-text);
  padding: 14px 20px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  font-size: 0.95rem;
  animation: slideIn 0.3s ease;
  border-left: 4px solid var(--color-yellow);
  max-width: 360px;
}

.toast.error {
  border-left-color: var(--color-danger);
}

.toast.success {
  border-left-color: var(--color-success);
}

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

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5000;
  padding: 20px;
}

.modal {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: 32px;
  max-width: 480px;
  width: 100%;
  box-shadow: var(--shadow);
}

.modal h3 {
  color: var(--color-yellow);
  margin-bottom: 16px;
}

.modal .modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
}

/* ===== Stats Bar ===== */
.stats-bar {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.stat-item {
  background: var(--color-card);
  border-radius: 8px;
  padding: 12px 20px;
  text-align: center;
  flex: 1;
  min-width: 120px;
}

.stat-item .stat-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-yellow);
}

.stat-item .stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ===== Back Link ===== */
.back-link {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.back-link:hover {
  color: var(--color-yellow);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .app-container {
    padding: 12px;
  }

  .landing-title {
    font-size: 1.5rem;
  }

  .landing-cards {
    grid-template-columns: 1fr;
  }

  .question-form .form-row {
    flex-direction: column;
  }

  .question-item {
    flex-wrap: wrap;
  }

  .question-item .question-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .event-item {
    flex-direction: column;
    align-items: flex-start;
  }

  .event-item .event-actions {
    width: 100%;
    justify-content: flex-end;
  }

  .app-header {
    flex-wrap: wrap;
    gap: 8px;
  }

  .stats-bar {
    gap: 8px;
  }

  .stat-item {
    min-width: 80px;
    padding: 10px 14px;
  }

  .stat-item .stat-value {
    font-size: 1.4rem;
  }

  .event-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .landing-logo {
    width: 140px;
  }

  .card {
    padding: 16px;
  }

  .modal {
    padding: 20px;
  }
}

/* ===== Utility ===== */
.text-center { text-align: center; }
.text-yellow { color: var(--color-yellow); }
.text-muted { color: var(--color-text-muted); }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.hidden { display: none !important; }