/* ============================
   Components — Buttons, Cards, Forms, Badges
   ============================ */

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-base);
  letter-spacing: 0.01em;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-primary-glow);
}

.btn-primary:hover {
  background: var(--accent-gradient-hover);
  box-shadow: 0 8px 30px var(--accent-primary-glow), 0 0 40px var(--accent-primary-glow);
  transform: translateY(-2px);
}

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

.btn-secondary {
  background: var(--bg-glass);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--accent-primary);
  border: 2px solid var(--accent-primary);
}

.btn-outline:hover {
  background: var(--accent-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-primary-glow);
}

.btn-sm {
  padding: 10px 22px;
  font-size: var(--fs-sm);
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 18px 40px;
  font-size: var(--fs-md);
  border-radius: var(--radius-lg);
}

/* Button ripple effect */
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--x, 50%) var(--y, 50%), rgba(255,255,255,0.2), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after {
  opacity: 1;
}

/* Button Icon */
.btn-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

.card-glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
}

.card-accent {
  border-color: var(--border-accent);
}

.card-accent:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-card-hover), 0 0 30px var(--accent-primary-glow);
}

/* Card glow line on top */
.card-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card-glow:hover::before {
  opacity: 1;
}

/* Card icon */
.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--badge-bg);
  color: var(--accent-primary);
  margin-bottom: var(--space-lg);
  font-size: var(--fs-xl);
  transition: all var(--transition-base);
}

.card:hover .card-icon {
  background: var(--accent-primary);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-primary-glow);
}

.card-title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

.card-description {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--accent-primary);
  transition: all var(--transition-fast);
}

.card-link:hover {
  gap: var(--space-md);
  color: var(--accent-primary-hover);
}

.card-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.card-link:hover svg {
  transform: translateX(4px);
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 14px 18px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--fs-base);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-primary-glow);
  background: var(--bg-card);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

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

/* ===== TAGS & BADGES ===== */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  background: var(--tag-bg);
  color: var(--tag-text);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.02em;
}

/* ===== DIVIDER ===== */
.divider {
  height: 1px;
  background: var(--section-divider);
  border: none;
  margin: var(--space-3xl) 0;
}

/* ===== CONSENT CHECKBOX (152-FZ) ===== */
.form-consent {
  margin-bottom: var(--space-lg);
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  position: relative;
}

.consent-checkbox {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.consent-check {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  background: var(--bg-input);
  margin-top: 2px;
}

.consent-checkbox:checked + .consent-check {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
}

.consent-checkbox:checked + .consent-check::after {
  content: '';
  width: 6px;
  height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
  margin-top: -2px;
}

.consent-checkbox:focus + .consent-check {
  box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

.consent-text {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  line-height: 1.5;
}

.consent-link {
  color: var(--accent-primary);
  text-decoration: underline;
  text-decoration-color: rgba(108, 92, 231, 0.3);
  text-underline-offset: 2px;
}

.consent-link:hover {
  text-decoration-color: var(--accent-primary);
}

/* ===== COOKIE CONSENT BANNER ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  padding: var(--space-lg) var(--container-padding);
  transform: translateY(100%);
  opacity: 0;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1),
              opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.cookie-banner.visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.cookie-banner.hiding {
  transform: translateY(100%);
  opacity: 0;
}

.cookie-banner-inner {
  max-width: 720px;
  margin: 0 auto;
  background: var(--glass-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--shadow-lg), 0 0 40px var(--accent-primary-glow);
}

.cookie-content {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.cookie-icon {
  font-size: 2rem;
  flex-shrink: 0;
  line-height: 1;
}

.cookie-title {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.cookie-description {
  font-size: var(--fs-xs);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: none;
}

.cookie-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: flex-end;
}

/* Cookie Settings Panel */
.cookie-settings-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease, margin 0.4s ease;
  border-top: 0px solid transparent;
  margin-top: 0;
  padding-top: 0;
}

.cookie-settings-panel.visible {
  max-height: 300px;
  border-top: 1px solid var(--border-color);
  margin-top: var(--space-md);
  padding: var(--space-lg);
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: var(--radius-md);
}

.cookie-setting-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
}

.cookie-setting-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cookie-setting-name {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
}

.cookie-setting-desc {
  font-size: var(--fs-xs);
  color: var(--text-muted);
}

.cookie-save-btn {
  margin-top: var(--space-md);
  width: 100%;
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  transition: background var(--transition-fast);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--accent-primary);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

.toggle-switch input:disabled + .toggle-slider {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ===== PRIVACY MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 10001;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  padding: var(--space-2xl);
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: translateY(20px) scale(0.98);
  transition: transform 0.3s ease;
}

.modal-overlay.visible .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal-close:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.quiz-close-btn {
  z-index: 10;
}

.modal-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-xl);
  padding-right: 50px;
}

.modal-body p {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-md);
  max-width: none;
}

.modal-body p strong {
  color: var(--text-primary);
  font-weight: var(--fw-semibold);
}

/* Scrollbar for modal */
.modal::-webkit-scrollbar {
  width: 6px;
}

.modal::-webkit-scrollbar-track {
  background: transparent;
}

.modal::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: var(--radius-full);
}

/* ===== QUIZ FAB ===== */
.quiz-fab {
  position: fixed;
  bottom: clamp(20px, 4vw, 40px);
  right: clamp(20px, 4vw, 40px);
  z-index: 8000;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--accent-gradient);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  padding: 14px 24px;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  box-shadow: 0 10px 30px var(--accent-primary-glow);
  cursor: pointer;
  transition: all var(--transition-base);
  overflow: hidden;
}

.quiz-fab:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 15px 40px var(--accent-primary-glow), 0 0 20px rgba(255,255,255,0.2);
}

.quiz-fab-icon {
  font-size: 1.25rem;
  line-height: 1;
}

.quiz-fab-text {
  white-space: nowrap;
}

/* On mobile, only show icon initially to save space, but here we keep text for conversion */
@media (max-width: 480px) {
  .quiz-fab {
    padding: 12px 18px;
    bottom: 20px;
    right: 20px;
  }
  .quiz-fab-text {
    font-size: var(--fs-xs);
  }
}

/* ===== QUIZ MODAL ===== */
.quiz-modal-box {
  max-width: 600px;
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.quiz-progress-wrapper {
  height: 6px;
  background: var(--border-color);
  width: 100%;
}

.quiz-progress-bar {
  height: 100%;
  background: var(--accent-gradient);
  width: 0%;
  transition: width 0.4s ease;
}

.quiz-container {
  padding: var(--space-2xl);
  position: relative;
  min-height: 350px;
  overflow-y: auto;
  overflow-x: hidden;
  max-height: calc(90vh - 6px); /* 6px for progress bar */
  flex-grow: 1;
}

@media (max-width: 480px) {
  .quiz-container {
    padding: var(--space-xl);
  }
}

.quiz-step {
  display: none;
  animation: fadeIn 0.4s ease;
}

.quiz-step.active {
  display: block;
}

.quiz-question {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  margin-bottom: var(--space-xl);
  color: var(--text-primary);
  padding-right: 30px;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-2xl);
}

.quiz-option {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 16px 20px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-input);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quiz-option:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-color-hover);
}

.quiz-option input[type="radio"],
.quiz-option input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--accent-primary);
  flex-shrink: 0;
}

.quiz-option-text {
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  color: var(--text-primary);
}

.quiz-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
}

.quiz-btn-prev {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  cursor: pointer;
  transition: color var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}

.quiz-btn-prev:hover {
  color: var(--text-primary);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}