/* ═══════════════════════════════════════════════════════════
   EDUKIDS — COMPONENTS CSS
   Reusable UI components: Buttons, Cards, Inputs, etc.
═══════════════════════════════════════════════════════════ */

/* ── Primary Button ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 36px;
  background: linear-gradient(135deg, #6C63FF 0%, #4FACFE 100%);
  color: white;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 6px 24px rgba(108, 99, 255, 0.45);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.5px;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(108, 99, 255, 0.55);
}

.btn-primary:hover::before { opacity: 1; }

.btn-primary:active {
  transform: translateY(0) scale(0.96);
  box-shadow: 0 4px 16px rgba(108, 99, 255, 0.35);
}

/* Huge variant */
.btn-huge {
  padding: 20px 52px;
  font-size: 1.5rem;
  border-radius: 28px;
  animation: buttonPulse 2.5s ease-in-out infinite;
}

/* ── Ghost Button ── */
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  background: transparent;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  border: 2px solid rgba(255, 255, 255, 0.15);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-ghost:hover {
  color: var(--color-text);
  border-color: rgba(255, 255, 255, 0.35);
  background: var(--color-bg-card);
}

/* ── Back Button ── */
.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--color-bg-card);
  backdrop-filter: blur(8px);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 800;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.15);
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
  white-space: nowrap;
}

.btn-back:hover {
  background: var(--color-bg-card-hover);
  transform: translateX(-3px);
}

/* ── Icon Round Button ── */
.btn-icon-round {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-bg-card);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  flex-shrink: 0;
}

.btn-icon-round:hover {
  background: var(--color-bg-card-hover);
  transform: scale(1.1);
}

.btn-icon-round:active {
  transform: scale(0.92);
}

/* ── Module Activity Buttons ── */
.activity-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px 28px;
  border-radius: var(--radius-xl);
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: white;
  cursor: pointer;
  transition: all var(--transition);
  border: 3px solid rgba(255, 255, 255, 0.2);
  position: relative;
  overflow: hidden;
  min-height: 72px;
  box-shadow: var(--shadow-md);
}

.activity-btn:hover {
  transform: translateY(-4px) scale(1.03);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow-lg);
}

.activity-btn:active {
  transform: scale(0.95);
}

.activity-btn.correct {
  border-color: #43E97B;
  box-shadow: 0 0 24px rgba(67, 233, 123, 0.6);
  animation: correctPop 0.4s ease-out;
}

.activity-btn.wrong {
  border-color: #FF6B6B;
  box-shadow: 0 0 24px rgba(255, 107, 107, 0.6);
  animation: wrongShake 0.4s ease-out;
}

/* ── Score / Stars Display ── */
.stars-display {
  display: flex;
  gap: 6px;
  align-items: center;
  justify-content: center;
}

.star {
  font-size: 1.8rem;
  transition: all var(--transition);
}

.star.filled { filter: drop-shadow(0 0 6px rgba(255, 215, 0, 0.8)); }
.star.empty  { filter: grayscale(1) opacity(0.35); }

/* ── Score Counter ── */
.score-counter {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  background: var(--color-bg-card);
  border-radius: var(--radius-xl);
  padding: var(--space-md) var(--space-xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.score-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-accent);
}

.score-label {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ── Info Card ── */
.info-card {
  background: var(--color-bg-card);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-xl);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: var(--space-lg);
  transition: all var(--transition);
}

.info-card:hover {
  background: var(--color-bg-card-hover);
  border-color: rgba(255, 255, 255, 0.15);
}

/* ── Section Header ── */
.section-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.section-icon {
  font-size: 1.8rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-text);
}

/* ── Pill Badge ── */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ── Divider ── */
.divider {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: var(--space-md) 0;
}

/* ── Module Tab Navigation ── */
.module-tabs {
  display: flex;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-bg-card);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-lg);
  overflow-x: auto;
  scrollbar-width: none;
}

.module-tabs::-webkit-scrollbar { display: none; }

.module-tab {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  border: 2px solid transparent;
}

.module-tab:hover {
  color: var(--color-text);
  background: var(--color-bg-card-hover);
}

.module-tab.active {
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

/* ── Drag & Drop ── */
.draggable {
  cursor: grab;
  touch-action: none;
  user-select: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.draggable:active { cursor: grabbing; }

.draggable.dragging {
  transform: scale(1.15) rotate(3deg);
  box-shadow: var(--shadow-xl);
  z-index: 50;
}

.drop-zone {
  border: 3px dashed rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-xl);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.drop-zone.highlight {
  border-color: rgba(255, 230, 109, 0.6);
  background: rgba(255, 230, 109, 0.08);
}

.drop-zone.success {
  border-color: rgba(67, 233, 123, 0.7);
  background: rgba(67, 233, 123, 0.1);
}

/* ── Feedback Messages ── */
.feedback-msg {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  text-align: center;
  padding: var(--space-md);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.feedback-msg.success {
  color: #43E97B;
  background: rgba(67, 233, 123, 0.12);
}

.feedback-msg.error {
  color: #FF6B6B;
  background: rgba(255, 107, 107, 0.12);
}

.feedback-msg.neutral {
  color: var(--color-text-muted);
  background: transparent;
}

/* ── Next Button (in module activities) ── */
.btn-next {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 40px;
  background: linear-gradient(135deg, #43E97B, #38F9D7);
  color: var(--color-text-dark);
  font-family: var(--font-heading);
  font-size: 1.2rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 6px 20px rgba(67, 233, 123, 0.35);
  border: none;
}

.btn-next:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(67, 233, 123, 0.45);
}

.btn-next:active { transform: scale(0.95); }

/* ── Restart Button ── */
.btn-restart {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 36px;
  background: var(--color-bg-card);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid rgba(255, 255, 255, 0.15);
}

.btn-restart:hover {
  background: var(--color-bg-card-hover);
  transform: translateY(-2px);
}

/* ── Auth Screen ──────────────────────────────────── */
.auth-logo {
  font-size: 4rem;
  text-align: center;
  margin-bottom: var(--space-sm);
  animation: mascotFloat 3s ease-in-out infinite;
}

.auth-tabs {
  display: flex;
  gap: var(--space-sm);
  background: var(--color-bg-card);
  border-radius: var(--radius-full);
  padding: 4px;
  margin-bottom: var(--space-lg);
  width: 100%;
  max-width: 360px;
}

.auth-tab {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: var(--radius-full);
  background: transparent;
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
}

.auth-tab.active {
  background: var(--color-accent);
  color: var(--color-text-dark);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  width: 100%;
  max-width: 360px;
}

.auth-label {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: -8px;
}

.auth-input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-bg-card);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition);
  box-sizing: border-box;
}

.auth-input:focus {
  outline: none;
  border-color: var(--color-accent);
  background: var(--color-bg-card-hover);
}

.auth-error {
  color: #FF6B6B;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  text-align: center;
  padding: var(--space-sm) var(--space-md);
  background: rgba(255,107,107,0.1);
  border-radius: var(--radius-md);
}

.auth-error.hidden { display: none; }

/* ── Profile Select Screen ────────────────────────── */
.profile-select-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: var(--space-lg);
  width: 100%;
  max-width: 560px;
  margin: 0 auto var(--space-xl);
  min-height: 100px;
}

.profile-select-card-wrapper {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.profile-select-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-md);
  background: var(--color-bg-card);
  border: 2px solid transparent;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-body);
  color: var(--color-text);
}

.profile-select-card-delete {
  position: absolute;
  top: -8px;
  right: -8px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #FF6B6B;
  color: white;
  border: 2px solid var(--color-bg);
  font-size: 0.7rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 2;
}

.profile-select-card-wrapper:hover .profile-select-card-delete,
.profile-select-card-wrapper:focus-within .profile-select-card-delete {
  opacity: 1;
}

.profile-select-card-edit {
  position: absolute;
  top: -8px;
  left: -8px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #4FACFE;
  color: white;
  border: 2px solid var(--color-bg);
  font-size: 0.75rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 2;
}
.profile-select-card-wrapper:hover .profile-select-card-edit,
.profile-select-card-wrapper:focus-within .profile-select-card-edit {
  opacity: 1;
}
.profile-edit-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px;
  background: var(--color-bg-card);
  border: 2px solid #4FACFE;
  border-radius: var(--radius-xl);
  min-width: 140px;
}
.profile-edit-name {
  width: 100%;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.08);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  text-align: center;
}
.profile-edit-avatars {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  justify-content: center;
  max-width: 140px;
}
.profile-edit-avatar-btn {
  font-size: 1.5rem;
  padding: 2px;
  border: 2px solid transparent;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  transition: border-color 0.15s;
}
.profile-edit-avatar-btn.selected {
  border-color: #4FACFE;
}
.profile-edit-actions {
  display: flex;
  gap: 6px;
}
.profile-edit-save, .profile-edit-cancel {
  padding: 4px 12px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 700;
}
.profile-edit-save   { background: #43E97B; color: #0A0E27; }
.profile-edit-cancel { background: rgba(255,255,255,0.1); color: var(--color-text); }

.profile-select-card:hover,
.profile-select-card:focus {
  background: var(--color-bg-card-hover);
  border-color: var(--color-accent);
  transform: translateY(-4px);
  outline: none;
}

.profile-select-card-avatar {
  font-size: 3.5rem;
  line-height: 1;
}

.profile-select-card-name {
  font-weight: 800;
  font-size: 1rem;
  text-align: center;
}

.profile-select-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  width: 100%;
  max-width: 360px;
}

.profile-select-empty {
  color: var(--color-text-muted);
  text-align: center;
  padding: var(--space-2xl);
  font-size: 1rem;
  grid-column: 1 / -1;
}

/* ── Forgot Password / Reset Flow ────────────────── */
.auth-forgot-link {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
  padding: 4px 0;
  align-self: flex-end;
  font-family: var(--font-body);
}
.auth-forgot-link:hover { color: var(--color-text); }

.auth-reset-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--color-text);
  text-align: center;
  margin-bottom: 8px;
}

.auth-reset-success {
  color: #43E97B;
  text-align: center;
  font-size: 0.9rem;
  padding: 8px;
  background: rgba(67,233,123,0.1);
  border-radius: 8px;
}

#forgot-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  width: 100%;
  max-width: 360px;
}

/* ── Plan Chip (profile-select screen) ───────────── */
.plan-chip {
  display: inline-block;
  background: linear-gradient(135deg, rgba(192, 132, 252, 0.25), rgba(129, 140, 248, 0.25));
  border: 1px solid rgba(192, 132, 252, 0.4);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 4px 14px;
  cursor: pointer;
  margin-bottom: var(--space-md);
  transition: background 0.2s, transform 0.15s;
}
.plan-chip:hover {
  background: linear-gradient(135deg, rgba(192, 132, 252, 0.4), rgba(129, 140, 248, 0.4));
  transform: translateY(-1px);
}

/* ── Premium Modal ────────────────────────────────── */
.premium-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 39, 0.85);
  backdrop-filter: blur(12px);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-xl);
}
.premium-modal-overlay.hidden {
  display: none;
}
.premium-modal-box {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid rgba(192, 132, 252, 0.35);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  max-width: 420px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.premium-modal-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  background: rgba(255,255,255,0.08);
  border: none;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  color: var(--color-text-muted);
  font-size: 1rem;
  cursor: pointer;
  line-height: 1;
}
.premium-modal-close:hover { color: var(--color-text); }
.premium-modal-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}
.premium-modal-benefits {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-lg) 0;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.premium-modal-benefits li::before {
  content: '• ';
  color: #c084fc;
  font-weight: 900;
}
.premium-modal-contact {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: var(--space-md);
}
.premium-modal-email {
  color: #c084fc;
  font-weight: 700;
  text-decoration: none;
}
.premium-modal-email:hover { text-decoration: underline; }
.premium-modal-expiry {
  color: #c084fc;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}
.premium-modal-desc {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

#forgot-form.hidden { display: none; }

/* ── Signup Consent Checkboxes ───────────────────────────── */
.signup-consents {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  width: 100%;
  max-width: 360px;
  background: var(--color-bg-card);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
}

.signup-consents.hidden { display: none; }

.consent-intro {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.consent-label {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text-muted);
  line-height: 1.5;
  user-select: none;
}

.consent-label:hover { color: var(--color-text); }

.consent-checkbox {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.consent-link {
  color: #4FACFE;
  text-decoration: underline;
  font-weight: 700;
}

.consent-link:hover { color: #00F2FE; }

/* Auth privacy footer link */
.auth-privacy-link {
  display: block;
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  font-weight: 600;
  text-decoration: none;
  margin-top: -8px;
  transition: color 0.2s;
}
.auth-privacy-link:hover { color: var(--color-text); text-decoration: underline; }

/* ── Parent Info Screen ───────────────────────────────────── */
.parent-info-subtitle {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  text-align: center;
  max-width: 360px;
  line-height: 1.6;
  margin-top: -8px;
}

.parent-info-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  width: 100%;
  max-width: 360px;
}

.optional-hint {
  color: var(--color-text-muted);
  font-weight: 400;
  font-size: 0.8rem;
}

/* Relationship chip row */
.relationship-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  width: 100%;
}

.rel-chip {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  background: var(--color-bg-card);
  border: 2px solid rgba(255, 255, 255, 0.12);
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1;
}

.rel-chip:hover {
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--color-text);
  background: var(--color-bg-card-hover);
}

.rel-chip.selected {
  background: rgba(255, 230, 109, 0.15);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Disabled submit button */
#parent-info-submit:disabled,
#auth-submit:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
  animation: none;
  box-shadow: none;
}