/* ==========================================================================
   VibeCode 101 — User Features Styles
   Heart button + Topbar stat pills + Achievement toast
   ========================================================================== */

/* ---- Heart button (favorite) ---- */
.vibe-heart {
  position: fixed;
  top: 90px;
  right: 24px;
  z-index: 50;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--paper, #FFFBF7);
  border: 1.5px solid var(--line, rgba(61, 44, 79, 0.12));
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 32px -8px rgba(255, 168, 196, 0.4);
  transition: all 200ms cubic-bezier(0.34, 1.56, 0.64, 1);
  font-family: inherit;
}
.vibe-heart:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 16px 40px -8px rgba(255, 168, 196, 0.6);
}
.vibe-heart-icon {
  font-size: 26px; line-height: 1;
  color: var(--muted, rgba(61, 44, 79, 0.4));
  transition: all 200ms ease;
}
.vibe-heart.active .vibe-heart-icon {
  color: #ec4899;
  filter: drop-shadow(0 0 8px rgba(236, 72, 153, 0.5));
}
.vibe-heart.active {
  background: linear-gradient(135deg, #fff, #fce7f3);
  border-color: rgba(236, 72, 153, 0.3);
}
.vibe-heart.pulse {
  animation: heartPulse 600ms cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes heartPulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.25); }
  100% { transform: scale(1); }
}

/* ---- Topbar stat pills ---- */
.vibe-stat-pill {
  display: inline-flex; align-items: center; gap: 3px;
  padding: 5px 10px;
  border-radius: 999px;
  font: 600 12px/1 var(--font-mono, 'JetBrains Mono', monospace);
  background: var(--bg-2, rgba(141, 219, 176, 0.12));
  color: var(--ink, #3D2C4F);
  letter-spacing: 0.02em;
  margin-right: 4px;
  border: 1px solid var(--line, rgba(61, 44, 79, 0.08));
  cursor: default;
  transition: transform 150ms ease;
}
.vibe-stat-pill:hover {
  transform: translateY(-1px);
}

/* ---- Achievement toast ---- */
.vibe-achievement-toast {
  position: fixed;
  top: 90px;
  left: 50%;
  transform: translateX(-50%) translateY(-150%);
  z-index: 9999;
  display: flex; align-items: center; gap: 14px;
  padding: 14px 22px 14px 16px;
  background: linear-gradient(135deg, #fff, #fce7f3);
  border: 1px solid rgba(236, 72, 153, 0.25);
  border-radius: 999px;
  box-shadow: 0 24px 60px -12px rgba(236, 72, 153, 0.4);
  transition: transform 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
  font-family: var(--font-sans, 'Inter', sans-serif);
  max-width: 90vw;
}
.vibe-achievement-toast.show {
  transform: translateX(-50%) translateY(0);
}
.vibe-achievement-icon {
  font-size: 32px;
  line-height: 1;
  flex-shrink: 0;
  filter: drop-shadow(0 4px 12px rgba(236, 72, 153, 0.4));
}
.vibe-achievement-text {
  display: flex; flex-direction: column;
}
.vibe-achievement-label {
  font: 700 14px/1.2 var(--font-display, 'Fraunces', serif);
  color: var(--ink, #3D2C4F);
  letter-spacing: -0.01em;
}
.vibe-achievement-desc {
  font: 500 11px/1.4 var(--font-sans, 'Inter', sans-serif);
  color: var(--muted, rgba(61, 44, 79, 0.6));
  margin-top: 2px;
}

/* ---- Account dashboard extras ---- */
.vibe-progress-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 16px 0;
}
@media (max-width: 780px) {
  .vibe-progress-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 480px) {
  .vibe-progress-grid { grid-template-columns: repeat(2, 1fr); }
}
.vibe-progress-cell {
  position: relative;
  padding: 12px 10px;
  background: var(--bg-2, rgba(141, 219, 176, 0.08));
  border: 1px solid var(--line, rgba(61, 44, 79, 0.08));
  border-radius: 12px;
  text-align: center;
  font: 500 12px/1.2 var(--font-sans, 'Inter', sans-serif);
  color: var(--ink-2, #3D2C4F);
  text-decoration: none;
  transition: all 150ms ease;
}
.vibe-progress-cell:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px -4px rgba(187, 166, 255, 0.3);
}
.vibe-progress-cell .vibe-cell-num {
  display: block;
  font: 700 18px/1 var(--font-display, 'Fraunces', serif);
  margin-bottom: 4px;
  background: linear-gradient(135deg, var(--pink-400, #FFA8C4), var(--lavender-400, #BBA6FF));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}
.vibe-progress-cell.done {
  background: linear-gradient(135deg, rgba(141, 219, 176, 0.15), rgba(255, 184, 136, 0.1));
  border-color: rgba(141, 219, 176, 0.3);
}
.vibe-progress-cell .vibe-cell-bar {
  display: block;
  height: 4px;
  background: var(--line, rgba(61, 44, 79, 0.08));
  border-radius: 99px;
  overflow: hidden;
  margin-top: 6px;
}
.vibe-progress-cell .vibe-cell-bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--mint-300, #8DDBB0), var(--lavender-300, #BBA6FF));
  border-radius: 99px;
  transition: width 300ms ease;
}

.vibe-ach-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 12px 0;
}
@media (max-width: 780px) {
  .vibe-ach-grid { grid-template-columns: repeat(3, 1fr); }
}
.vibe-ach-card {
  position: relative;
  padding: 16px 12px 12px;
  background: var(--bg-2, rgba(141, 219, 176, 0.08));
  border: 1px solid var(--line, rgba(61, 44, 79, 0.08));
  border-radius: 14px;
  text-align: center;
  font-family: var(--font-sans, 'Inter', sans-serif);
  transition: all 200ms ease;
}
.vibe-ach-card.unlocked {
  background: linear-gradient(135deg, rgba(255, 168, 196, 0.12), rgba(187, 166, 255, 0.1));
  border-color: rgba(255, 168, 196, 0.3);
  box-shadow: 0 4px 16px -4px rgba(255, 168, 196, 0.2);
}
.vibe-ach-card.locked {
  opacity: 0.45;
  filter: grayscale(0.6);
}
.vibe-ach-card .vibe-ach-icon {
  font-size: 32px; line-height: 1; display: block; margin-bottom: 6px;
}
.vibe-ach-card .vibe-ach-label {
  font: 600 12px/1.2 var(--font-sans, 'Inter', sans-serif);
  color: var(--ink, #3D2C4F);
  display: block;
}
.vibe-ach-card .vibe-ach-desc {
  font: 500 10px/1.3 var(--font-sans, 'Inter', sans-serif);
  color: var(--muted, rgba(61, 44, 79, 0.55));
  display: block;
  margin-top: 3px;
}

.vibe-fav-list {
  display: flex; flex-direction: column; gap: 8px;
  margin: 12px 0;
}
.vibe-fav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px;
  background: var(--bg-2, rgba(141, 219, 176, 0.06));
  border: 1px solid var(--line, rgba(61, 44, 79, 0.08));
  border-radius: 12px;
  text-decoration: none;
  color: var(--ink, #3D2C4F);
  font: 500 14px/1.3 var(--font-sans, 'Inter', sans-serif);
  transition: all 150ms ease;
}
.vibe-fav-item:hover {
  background: rgba(255, 168, 196, 0.08);
  transform: translateX(4px);
}
.vibe-fav-item .vibe-fav-heart { color: #ec4899; font-size: 16px; }
.vibe-fav-item .vibe-fav-meta { color: var(--muted, rgba(61, 44, 79, 0.5)); font-size: 12px; margin-left: auto; }

.vibe-empty {
  text-align: center;
  padding: 32px 20px;
  color: var(--muted, rgba(61, 44, 79, 0.5));
  font: 500 14px/1.6 var(--font-sans, 'Inter', sans-serif);
}
.vibe-empty .vibe-empty-icon { font-size: 36px; margin-bottom: 8px; display: block; opacity: 0.7; }

.vibe-section-title {
  font: 600 18px/1.2 var(--font-display, 'Fraunces', serif);
  color: var(--ink, #3D2C4F);
  margin: 24px 0 12px;
  display: flex; align-items: center; gap: 8px;
  letter-spacing: -0.015em;
}
.vibe-section-title .vibe-section-count {
  font: 600 12px/1 var(--font-mono, monospace);
  color: var(--muted, rgba(61, 44, 79, 0.5));
  background: var(--bg-2, rgba(141, 219, 176, 0.08));
  padding: 4px 8px;
  border-radius: 99px;
}