/* ═══════════════════════════════════════════════
   COMMUNITY — 4-Tab Community Section
   Prefix: .comm-*
   ═══════════════════════════════════════════════ */

/* ── Header ── */
.comm-header {
  padding: 20px 16px 12px;
}
.comm-header-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 800;
  color: var(--wh);
  letter-spacing: -0.03em;
}
.comm-header-sub {
  font-size: 13px;
  color: var(--dim);
  margin-top: 4px;
}

/* ── Tab Bar ── */
.comm-tabs {
  display: flex;
  gap: 4px;
  padding: 0 16px 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.comm-tabs::-webkit-scrollbar { display: none; }
.comm-tab {
  padding: 8px 16px;
  border-radius: 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--dim);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--anim-base) var(--ease-out);
}
.comm-tab:hover {
  border-color: var(--acc);
  color: var(--wh);
}
.comm-tab.active {
  background: var(--acc);
  border-color: var(--acc);
  color: var(--text-on-color);
  box-shadow: 0 2px 10px rgba(10,132,255,0.25);
}

/* ── Unified Tile ── */
.comm-tile {
  background: var(--card-gradient), var(--sf);
  border: 1px solid var(--glass-border);
  border-radius: var(--r);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  margin: 0 16px 20px;
  overflow: hidden;
}
.comm-tile .comm-tabs {
  padding: 12px 16px;
  border-bottom: 1px solid var(--bdr);
}
.comm-tile .comm-hero-stat {
  background: none;
  border-color: var(--bdr);
}
.comm-tile .comm-lb-row {
  background: none;
  border: none;
  border-bottom: 1px solid var(--bdr);
  border-radius: 0;
}
.comm-tile .comm-lb-row:last-child {
  border-bottom: none;
}
.comm-tile .comm-lb-empty {
  background: none;
  border: none;
}
.comm-tile .comm-topic-card {
  background: none;
  border: none;
  border-bottom: 1px solid var(--bdr);
  border-radius: 0;
  margin-bottom: 0;
}
.comm-tile .comm-topic-card:last-child {
  border-bottom: none;
}
.comm-tile .comm-answer {
  background: none;
  border: none;
  border-bottom: 1px solid var(--bdr);
  border-radius: 0;
  margin-bottom: 0;
}
.comm-tile .comm-answer-accepted {
  background: rgba(48,209,88,0.04);
}
.comm-tile .comm-card {
  border-bottom: 1px solid var(--bdr);
}
.comm-tile .comm-opt-in {
  margin: 0;
}
.comm-tile .glass-card {
  background: none;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

/* ── Content Area ── */
.comm-content {
  padding: 0 16px 80px;
}

/* ── Feed ── */
.comm-feed {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ── Hero Stats (Overview) ── */
.comm-hero {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--bdr);
}
.comm-hero-stat {
  text-align: center;
  padding: 14px 6px;
  border-radius: var(--r);
  background: var(--card-gradient), var(--sf);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-card);
}
.comm-hero-val {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  color: var(--wh);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  animation: numberReveal 0.5s var(--ease-out) both;
}
.comm-hero-label {
  font-size: 10px;
  color: var(--dim);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* ── Quick Actions (Overview) ── */
.comm-quick-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}
.comm-quick-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 12px;
  border-radius: var(--r);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--acc);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--anim-base) var(--ease-out);
}
.comm-quick-btn:hover {
  border-color: var(--acc);
  box-shadow: var(--glow-accent);
  transform: translateY(-1px);
}

/* ── Section Title ── */
.comm-section-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--wh);
  margin-bottom: 10px;
  margin-top: 4px;
}

/* ── Milestone Card ── */
.comm-card {
  position: relative;
  padding: 16px;
  background: var(--card-gradient), var(--sf);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-card);
  border-radius: var(--r);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}
.comm-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-topline), transparent);
  pointer-events: none;
  border-radius: var(--r) var(--r) 0 0;
}
.comm-card-hdr {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}
.comm-avatar {
  width: 36px;
  height: 36px;
  border-radius: 14px;
  background: var(--icon-chip-bg);
  border: 1px solid var(--icon-chip-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--acc);
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(10,132,255,0.12);
}
.comm-card-meta {
  flex: 1;
  min-width: 0;
}
.comm-card-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--wh);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comm-card-time {
  font-size: 11px;
  color: var(--dim);
}
.comm-cert-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--acc-15);
  color: var(--acc);
  flex-shrink: 0;
  border: 1px solid rgba(10,132,255,0.12);
}

/* ── Card Body ── */
.comm-card-body {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  margin: 8px 0 12px;
}
.comm-card-body-text {
  font-size: 14px;
  color: var(--wh);
  line-height: 1.5;
  padding: 10px 0;
  border-top: 1px solid var(--bdr);
  word-break: break-word;
}
.comm-milestone-icon {
  color: var(--acc);
  flex-shrink: 0;
}
.comm-milestone-text {
  font-size: 14px;
  color: var(--wh);
  font-weight: 500;
}

/* ── Reactions ── */
.comm-reactions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.comm-reaction-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border-radius: 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--dim);
  font-size: 13px;
  cursor: pointer;
  transition: all var(--anim-base) var(--ease-out);
}
.comm-reaction-btn:hover {
  border-color: var(--acc);
  transform: translateY(-1px);
}
.comm-reaction-btn.active {
  background: var(--acc-15);
  border-color: var(--acc);
  color: var(--acc);
  box-shadow: 0 0 12px rgba(10,132,255,0.20);
  transform: scale(1.05);
}
.comm-reaction-btn:disabled {
  opacity: 0.4;
  cursor: default;
}
.comm-reaction-count {
  font-size: 12px;
  font-weight: 600;
}
.comm-hide-btn {
  margin-left: auto;
  padding: 6px;
  border-radius: 8px;
  background: none;
  border: none;
  color: var(--dim);
  cursor: pointer;
  opacity: 0.5;
  transition: opacity var(--anim-fast) ease;
}
.comm-hide-btn:hover {
  opacity: 1;
}

/* ── Pills (metric & filter buttons) ── */
.comm-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 7px 14px;
  border-radius: 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--dim);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--anim-base) var(--ease-out);
}
.comm-pill:hover {
  border-color: var(--acc);
  color: var(--wh);
}
.comm-pill.active {
  background: var(--acc-15);
  border-color: var(--acc);
  color: var(--acc);
  box-shadow: 0 0 10px rgba(10,132,255,0.15);
}
.comm-pill-sm {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  border-radius: 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--dim);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--anim-base) var(--ease-out);
}
.comm-pill-sm:hover {
  border-color: var(--acc);
  color: var(--wh);
}
.comm-pill-sm.active {
  background: var(--acc-15);
  border-color: var(--acc);
  color: var(--acc);
  box-shadow: 0 0 8px rgba(10,132,255,0.12);
}

/* ── Leaderboard ── */
.comm-lb-metrics {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}
.comm-lb-filters {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
}
.comm-lb-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.comm-lb-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--r);
  background: var(--card-gradient), var(--sf);
  border: 1px solid var(--glass-border);
  transition: all var(--anim-base) var(--ease-out);
  animation: rowReveal var(--anim-slow) var(--ease-out) both;
}
.comm-lb-row:nth-child(1) { animation-delay: 0ms; }
.comm-lb-row:nth-child(2) { animation-delay: 50ms; }
.comm-lb-row:nth-child(3) { animation-delay: 100ms; }
.comm-lb-row:nth-child(4) { animation-delay: 130ms; }
.comm-lb-row:nth-child(5) { animation-delay: 160ms; }
.comm-lb-row:hover {
  background: rgba(142,142,147,0.06);
}
.comm-lb-me {
  border-color: var(--acc);
  background: var(--acc-5);
  box-shadow: 0 0 0 1px rgba(10,132,255,0.12);
}
.comm-lb-rank {
  width: 32px;
  text-align: center;
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 800;
  color: var(--dim);
  flex-shrink: 0;
}
.comm-lb-info {
  flex: 1;
  min-width: 0;
}
.comm-lb-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--wh);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.comm-lb-you {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--acc);
  color: var(--text-on-color);
  margin-left: 6px;
  vertical-align: middle;
}
.comm-lb-cert {
  font-size: 11px;
  color: var(--dim);
}
.comm-lb-val {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 800;
  color: var(--acc);
  flex-shrink: 0;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.comm-lb-empty {
  border-radius: var(--r);
  background: var(--cd);
  border: 1px solid var(--bdr);
}

/* ── Topics ── */
.comm-topic-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: var(--r);
  background: var(--card-gradient), var(--sf);
  border: 1px solid var(--glass-border);
  margin-bottom: 6px;
  cursor: pointer;
  transition: all var(--anim-base) var(--ease-out);
}
.comm-topic-card:hover {
  border-color: var(--acc);
  transform: translateX(2px);
}
.comm-topic-icon {
  color: var(--acc);
  flex-shrink: 0;
}
.comm-topic-info {
  flex: 1;
  min-width: 0;
}
.comm-topic-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--wh);
}
.comm-topic-meta {
  font-size: 11px;
  color: var(--dim);
  margin-top: 2px;
}
.comm-topic-arrow {
  color: var(--dim);
  flex-shrink: 0;
}
.comm-topic-detail {
  padding-bottom: 20px;
}

/* ── Post Type Tag ── */
.comm-post-type {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(142,142,147,0.1);
}

/* ── Questions ── */
.comm-q-filters {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}
.comm-q-card {
  padding: 14px 16px;
  cursor: pointer;
  transition: background var(--anim-fast) ease, transform var(--anim-fast) ease;
}
.comm-q-card:hover {
  background: var(--glass-bg);
  transform: translateX(2px);
}
.comm-q-hdr {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}
.comm-q-status {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.comm-q-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--wh);
  line-height: 1.4;
}
.comm-q-preview {
  font-size: 13px;
  color: var(--dim);
  line-height: 1.4;
  margin-top: 4px;
}
.comm-q-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
  font-size: 11px;
  color: var(--dim);
}
.comm-q-footer span {
  display: flex;
  align-items: center;
  gap: 4px;
}
.comm-q-detail {
  padding-bottom: 20px;
}
.comm-q-full {
  margin-bottom: 16px;
}
.comm-q-meta {
  font-size: 12px;
  color: var(--dim);
  margin-top: 6px;
}
.comm-q-body-full {
  font-size: 14px;
  color: var(--wh);
  line-height: 1.6;
  margin-top: 12px;
  word-break: break-word;
}

/* ── Ask Button ── */
.comm-ask-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 10px;
  margin-bottom: 16px;
  border-radius: var(--r);
  background: var(--acc-10);
  border: 1px dashed var(--acc);
  color: var(--acc);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--anim-fast) ease;
}
.comm-ask-btn:hover {
  background: var(--acc-15);
}

/* ── Post Button (Topics) ── */
.comm-post-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 10px;
  margin-top: 16px;
  border-radius: var(--r);
  background: var(--acc-10);
  border: 1px dashed var(--acc);
  color: var(--acc);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--anim-fast) ease;
}
.comm-post-btn:hover {
  background: var(--acc-15);
}

/* ── Answers ── */
.comm-answer {
  padding: 14px 16px;
  border-radius: var(--r);
  background: var(--card-gradient), var(--sf);
  border: 1px solid var(--glass-border);
  margin-bottom: 8px;
}
.comm-answer-accepted {
  border-color: var(--grn);
  background: rgba(48,209,88,0.04);
}
.comm-answer-body {
  font-size: 14px;
  color: var(--wh);
  line-height: 1.5;
  margin-top: 8px;
  word-break: break-word;
}
.comm-answer-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}
.comm-answer-form {
  margin-top: 20px;
}
.comm-accepted-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 700;
  color: var(--grn);
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(48,209,88,0.12);
}

/* ── Upvote / Accept buttons ── */
.comm-upvote-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  border-radius: 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--dim);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--anim-fast) ease, color var(--anim-fast) ease;
}
.comm-upvote-btn:hover {
  background: var(--acc-10);
  color: var(--acc);
}
.comm-accept-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 5px 12px;
  border-radius: 16px;
  background: rgba(48,209,88,0.08);
  border: 1px solid rgba(48,209,88,0.2);
  color: var(--grn);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--anim-fast) ease;
}
.comm-accept-btn:hover {
  background: rgba(48,209,88,0.15);
}

/* ── Composer ── */
.comm-composer {
  padding-bottom: 20px;
}
.comm-composer-types {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
  margin-top: 12px;
}
.comm-textarea {
  width: 100%;
  padding: 12px;
  border-radius: var(--r);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--wh);
  font-size: 14px;
  font-family: inherit;
  line-height: 1.5;
  resize: vertical;
  box-sizing: border-box;
}
.comm-textarea:focus {
  outline: none;
  border-color: var(--acc);
}
.comm-textarea::placeholder {
  color: var(--dim);
}
.comm-char-count {
  font-size: 11px;
  color: var(--dim);
  margin-top: 4px;
  text-align: right;
}
.comm-input {
  width: 100%;
  padding: 12px;
  border-radius: var(--r);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--wh);
  font-size: 14px;
  font-family: inherit;
  box-sizing: border-box;
  margin-bottom: 8px;
}
.comm-input:focus {
  outline: none;
  border-color: var(--acc);
}
.comm-input::placeholder {
  color: var(--dim);
}
.comm-submit-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  padding: 12px;
  margin-top: 12px;
  border-radius: var(--r);
  background: var(--accent-gradient);
  border: none;
  color: var(--text-on-accent);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--btn-pri-shadow);
  transition: transform var(--anim-fast) ease, box-shadow var(--anim-fast) ease;
}
.comm-submit-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(10,132,255,0.35);
}

/* ── Back Button ── */
.comm-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--r);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--dim);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: color var(--anim-fast) ease;
}
.comm-back-btn:hover {
  color: var(--wh);
}

/* ── Opt-in Banner ── */
.comm-opt-in {
  margin: 24px 16px;
  padding: 32px 24px;
  text-align: center;
}
.comm-opt-in-icon {
  color: var(--acc);
  margin-bottom: 12px;
}
.comm-opt-in-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--wh);
  margin-bottom: 8px;
}
.comm-opt-in-text {
  font-size: 13px;
  color: var(--dim);
  line-height: 1.5;
  margin-bottom: 20px;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}
.comm-opt-in-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--r);
  background: linear-gradient(135deg, #1e2a3a, #2a3a4e);
  color: #E8EDF2;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid rgba(180,200,220,0.2);
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  transition: transform var(--anim-fast) ease, box-shadow var(--anim-fast) ease;
}
.comm-opt-in-btn:hover {
  transform: translateY(-1px);
  background: linear-gradient(135deg, #243244, #334a60);
  box-shadow: 0 6px 20px rgba(0,0,0,0.4);
}
.comm-opt-in-hint {
  font-size: 11px;
  color: var(--dim);
  margin-top: 12px;
}

/* ── Empty & Loading ── */
.comm-empty {
  text-align: center;
  padding: 48px 16px;
  color: var(--dim);
  font-size: 14px;
}
.comm-empty svg {
  margin-bottom: 12px;
  opacity: 0.5;
}
.comm-empty-sub {
  font-size: 12px;
  margin-top: 6px;
  opacity: 0.7;
}
.comm-empty-inline {
  text-align: center;
  padding: 28px 16px;
  color: var(--dim);
  font-size: 13px;
  line-height: 1.5;
}
.comm-loading {
  text-align: center;
  padding: 32px 16px;
  color: var(--dim);
  font-size: 13px;
}
.comm-retry-btn {
  margin-top: 12px;
  padding: 8px 20px;
  border-radius: var(--r);
  background: var(--sf);
  border: 1px solid var(--bdr);
  color: var(--wh);
  font-size: 13px;
  cursor: pointer;
}

/* ── Dashboard Widget ── */
.comm-widget {
  padding-top: 12px;
  margin-top: 4px;
  border-top: 1px solid var(--bdr);
}
.comm-widget-hdr {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--wh);
  margin-bottom: 10px;
}
.comm-widget-link {
  margin-left: auto;
  font-size: 12px;
  font-weight: 600;
  color: var(--acc);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}
.comm-widget-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 0;
  font-size: 12px;
  color: var(--dim);
  border-top: 1px solid var(--bdr);
}
.comm-widget-item:first-of-type {
  border-top: none;
}
.comm-widget-icon {
  color: var(--acc);
  flex-shrink: 0;
}
.comm-widget-name {
  font-weight: 600;
  color: var(--wh);
  white-space: nowrap;
}
.comm-widget-text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}