/* ============================================================
   STYLE.CSS — Dark futuristic glassmorphism / neon theme
   ============================================================ */

:root {
  --bg-deep: #060812;
  --bg-mid: #0c1024;
  --panel: rgba(255,255,255,0.05);
  --panel-border: rgba(255,255,255,0.10);
  --neon-cyan: #35f0ff;
  --neon-pink: #ff4fd8;
  --neon-gold: #ffcf5c;
  --neon-purple: #9d6bff;
  --text-main: #eaf1ff;
  --text-muted: #8b93b0;
  --success: #4fd07a;
  --warn: #ff6b6b;
  --radius: 16px;
  font-size: 15px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background:
    radial-gradient(circle at 15% 10%, rgba(157,107,255,0.18), transparent 45%),
    radial-gradient(circle at 85% 0%, rgba(53,240,255,0.14), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(255,79,216,0.10), transparent 50%),
    var(--bg-deep);
  color: var(--text-main);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

.muted { color: var(--text-muted); font-size: 0.9em; }

/* ---------------------------- top bar ---------------------------- */

#topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 22px;
  background: rgba(6,8,18,0.75);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--panel-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

#topbar .brand {
  font-weight: 800;
  font-size: 1.3em;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-pink));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 22px rgba(53,240,255,0.35);
}

#topbar .topbar-stats { display: flex; gap: 18px; align-items: center; }
#topbar .topbar-stats span { font-size: 0.95em; color: var(--text-muted); }
#topbar .topbar-stats b { color: var(--text-main); }

#topbar .topbar-actions button {
  margin-left: 8px;
}

/* ------------------------------- nav ------------------------------ */

#nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 22px;
  background: rgba(255,255,255,0.02);
  border-bottom: 1px solid var(--panel-border);
}

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.92em;
  transition: all 0.2s ease;
}

.nav-btn:hover { color: var(--text-main); border-color: var(--panel-border); }

.nav-btn.active {
  color: var(--bg-deep);
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-purple));
  font-weight: 600;
  box-shadow: 0 0 18px rgba(53,240,255,0.35);
}

/* ------------------------------ layout ----------------------------- */

#app { max-width: 1280px; margin: 0 auto; padding: 22px; }

.tab-panel { display: none; animation: fadeIn 0.35s ease; }
.tab-panel.active { display: block; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.stat-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 16px 18px;
  backdrop-filter: blur(10px);
}
.stat-label { color: var(--text-muted); font-size: 0.85em; margin-bottom: 6px; }
.stat-value { font-size: 1.5em; font-weight: 700; }
.stat-value.gold { color: var(--neon-gold); }

.panel-row { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; }
@media (max-width: 900px) { .panel-row { grid-template-columns: 1fr; } }

.panel-box {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  backdrop-filter: blur(10px);
  margin-bottom: 16px;
}
.panel-box h3 { margin-top: 0; }

.quick-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.activity-feed { display: flex; flex-direction: column; gap: 6px; max-height: 320px; overflow-y: auto; }
.activity-item {
  background: rgba(255,255,255,0.04);
  border-left: 3px solid var(--neon-cyan);
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 0.88em;
}

/* ------------------------------- buttons ---------------------------- */

.btn {
  background: linear-gradient(135deg, rgba(53,240,255,0.18), rgba(157,107,255,0.18));
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  padding: 9px 16px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 0.9em;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 4px 18px rgba(53,240,255,0.25); background: linear-gradient(135deg, rgba(53,240,255,0.30), rgba(157,107,255,0.30)); }
.btn:active { transform: translateY(0); }
.btn-small { padding: 6px 10px; font-size: 0.82em; }
.btn-off { opacity: 0.6; }

/* -------------------------------- cards ------------------------------ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
}

.trophy-card {
  position: relative;
  background: rgba(255,255,255,0.045);
  border: 1.5px solid;
  border-radius: 14px;
  padding: 14px 10px 12px;
  text-align: center;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.trophy-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,0.4); }

.rarity-pill {
  position: absolute; top: 8px; right: 8px;
  font-size: 0.62em; font-weight: 700; color: #06080f;
  padding: 2px 7px; border-radius: 999px;
}

.trophy-icon { font-size: 2.1em; margin: 6px 0 4px; }
.trophy-name { font-weight: 600; font-size: 0.88em; min-height: 2.2em; }
.tag-row { display: flex; gap: 4px; justify-content: center; flex-wrap: wrap; margin: 6px 0; }
.tag { font-size: 0.62em; padding: 2px 6px; border-radius: 999px; background: rgba(255,255,255,0.10); }
.mut-tag { color: var(--neon-purple); }
.sign-tag { color: var(--neon-gold); }
/* Bazaar "this listing is priced below what the trophy is worth" hint. */
.deal-tag { color: #4fd07a; background: rgba(79, 208, 122, 0.15); font-weight: 600; }

.card-price, .card-value { font-size: 0.85em; color: var(--neon-gold); margin: 4px 0; }
.card-seller { font-size: 0.75em; color: var(--text-muted); margin-bottom: 6px; }
.card-btn-row { display: flex; flex-direction: column; gap: 6px; margin-top: 6px; }

/* ------------------------------- toolbar ------------------------------ */

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 16px;
}
.toolbar input, .toolbar select {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 0.88em;
}

/* -------------------------------- museum ------------------------------- */

.museum-meta { display: flex; gap: 16px; flex-wrap: wrap; margin: 8px 0 14px; font-size: 0.88em; color: var(--text-muted); }
.museum-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; margin-bottom: 16px; }
.museum-slot {
  border: 1.5px dashed var(--panel-border);
  border-radius: 12px;
  padding: 14px 8px;
  text-align: center;
  min-height: 90px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-size: 0.8em;
}
.museum-slot.empty { color: var(--text-muted); }
.museum-slot.filled { border-style: solid; background: rgba(255,255,255,0.04); }

/* ------------------------------- tables -------------------------------- */

.mini-table { width: 100%; border-collapse: collapse; font-size: 0.88em; }
.mini-table th, .mini-table td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--panel-border); }
.mini-table th { color: var(--text-muted); font-weight: 600; }
.you-row { background: rgba(53,240,255,0.10); }

/* ---------------------------- leaderboard select ------------------------ */

.lb-select-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.lb-btn.active { background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple)); color: #06080f; font-weight: 700; }

/* ------------------------------ bot inspector --------------------------- */

.bot-list { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; max-height: 220px; overflow-y: auto; }
.bot-chip {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--panel-border);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.85em;
  cursor: pointer;
}
.bot-chip:hover { border-color: var(--neon-cyan); }

/* -------------------------------- bars ---------------------------------- */

.bar-row { display: grid; grid-template-columns: 110px 1fr 40px; align-items: center; gap: 10px; margin-bottom: 8px; }
.bar-label { font-size: 0.85em; color: var(--text-muted); }
.bar-track { background: rgba(255,255,255,0.06); border-radius: 999px; height: 10px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 999px; transition: width 0.4s ease; }
.bar-value { font-size: 0.82em; text-align: right; }

/* ------------------------------- toasts ---------------------------------- */

#toast-stack {
  position: fixed;
  bottom: 18px;
  right: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 200;
  max-width: 320px;
}
.toast {
  background: rgba(12,16,36,0.92);
  border: 1px solid var(--panel-border);
  border-left: 4px solid var(--neon-cyan);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.85em;
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}
.toast.show { opacity: 1; transform: translateX(0); }
.toast-success { border-left-color: var(--success); }
.toast-warn { border-left-color: var(--warn); }
.toast-gold { border-left-color: var(--neon-gold); }
.toast-lottery { border-left-color: var(--neon-pink); }
.toast-mercy { border-left-color: var(--neon-purple); }

/* ------------------------------ scrollbars -------------------------------- */

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 999px; }

@media (max-width: 600px) {
  #topbar { flex-direction: column; gap: 8px; align-items: flex-start; }
  .panel-row { grid-template-columns: 1fr; }
}

/* ============================================================
   LIGHT MODE
   ============================================================ */
body.light-mode {
  --bg-deep: #eef1f8;
  --bg-mid: #ffffff;
  --panel: rgba(20,25,45,0.045);
  --panel-border: rgba(20,25,45,0.12);
  --text-main: #1a2036;
  --text-muted: #5a6180;
}
body.light-mode {
  background:
    radial-gradient(circle at 15% 10%, rgba(157,107,255,0.10), transparent 45%),
    radial-gradient(circle at 85% 0%, rgba(53,240,255,0.10), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(255,79,216,0.06), transparent 50%),
    var(--bg-deep);
}
body.light-mode #topbar { background: rgba(255,255,255,0.85); }
body.light-mode .nav-btn.active { color: #fff; }
body.light-mode .toast { background: rgba(255,255,255,0.95); color: var(--text-main); }
body.light-mode .btn { color: var(--text-main); }

/* ============================================================
   MODALS (username onboarding + tutorial)
   ============================================================ */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(4,6,14,0.72);
  backdrop-filter: blur(6px);
  z-index: 500;
  align-items: center;
  justify-content: center;
}
.modal-box {
  background: var(--bg-mid);
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  padding: 28px 30px;
  max-width: 440px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal-box h2 { margin-top: 0; }
.modal-box input[type="text"] {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 1em;
  margin: 12px 0 18px;
}
.tutorial-body { min-height: 60px; line-height: 1.5; }
.modal-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 10px; }

/* ============================================================
   MISC NEW COMPONENTS
   ============================================================ */
.pending-badge {
  background: linear-gradient(90deg, var(--neon-gold), var(--neon-pink));
  color: #1a1200;
  font-weight: 700;
  font-size: 0.8em;
  padding: 4px 10px;
  border-radius: 999px;
}
.collect-banner { border-left: 4px solid var(--neon-gold); display: flex; align-items: center; gap: 10px; }
.btn-collect { background: linear-gradient(135deg, var(--neon-gold), var(--neon-pink)); color: #1a1200; font-weight: 700; }
.gold-text { color: var(--neon-gold); }

.owner-tag { font-size: 0.72em; color: var(--text-muted); margin-top: 2px; }

.mut-tag.negative { color: var(--warn); }
.upgrade-tag { color: var(--neon-cyan); }

.machine-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 20px; }
.machine-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  padding: 16px;
  text-align: center;
  min-width: 150px;
  flex: 1;
}
.machine-icon { font-size: 1.8em; margin-bottom: 6px; color: var(--neon-purple); }
.machine-name { font-weight: 700; margin-bottom: 4px; }

.museum-view-banner { display: flex; align-items: center; gap: 14px; }

.trophy-icon, .trophy-icon-sm { color: var(--text-main); }
.trophy-icon { font-size: 2.1em; margin: 6px 0 4px; display: block; }
.trophy-icon-sm { font-size: 1.6em; margin-bottom: 4px; display: block; }

.activity-feed-tall { max-height: 560px; }
.activity-idle { opacity: 0.6; }
.activity-like { border-left-color: var(--neon-pink); }
.activity-mutate { border-left-color: var(--neon-purple); }
.activity-buy, .activity-sell { border-left-color: var(--success); }


/* ============================================================
   NEW FEATURES: light mode, modals, owner/mutation tags,
   mutation machines, museum viewer, activity monitor, etc.
   ============================================================ */

/* ---------------------------- light mode -------------------------- */

body.light-mode {
  --bg-deep: #f4f6fb;
  --bg-mid: #ffffff;
  --panel: rgba(20,30,60,0.045);
  --panel-border: rgba(20,30,60,0.12);
  --text-main: #171b2e;
  --text-muted: #5b6178;
  background:
    radial-gradient(circle at 15% 10%, rgba(157,107,255,0.10), transparent 45%),
    radial-gradient(circle at 85% 0%, rgba(53,240,255,0.08), transparent 40%),
    radial-gradient(circle at 50% 100%, rgba(255,79,216,0.06), transparent 50%),
    var(--bg-deep);
}
body.light-mode #topbar { background: rgba(255,255,255,0.85); }
body.light-mode .nav-btn.active { color: #fff; }
body.light-mode .toast { background: rgba(255,255,255,0.96); color: var(--text-main); }
body.light-mode .rarity-pill { color: #fff; }
body.light-mode ::-webkit-scrollbar-thumb { background: rgba(20,30,60,0.18); }

/* ------------------------------- modals ---------------------------- */

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(4,6,14,0.72);
  backdrop-filter: blur(6px);
  z-index: 500;
  align-items: center;
  justify-content: center;
}
.modal-box {
  background: var(--bg-mid);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 28px 30px;
  max-width: 460px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal-box h2 { margin-top: 0; }
.modal-box input[type="text"] {
  width: 100%;
  padding: 10px 14px;
  margin: 14px 0;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: rgba(255,255,255,0.06);
  color: var(--text-main);
  font-size: 1em;
}
.modal-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; }
.modal-footer .btn { margin-left: 8px; }

/* ------------------------- trophy tag additions --------------------- */

.owner-tag {
  font-size: 0.72em;
  color: var(--text-muted);
  margin-top: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.upgrade-tag { color: var(--neon-cyan); }
.mut-tag.negative { color: var(--warn); }
.sign-tag { display: inline-flex; align-items: center; gap: 4px; }
.trophy-icon { font-size: 1.9em; margin: 8px 0 4px; display: block; }
.trophy-icon-sm { font-size: 1.6em; display: block; margin-bottom: 4px; }

/* ---------------------------- mutation machines ---------------------- */

.machine-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-bottom: 20px; }
.machine-card {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
.machine-icon { font-size: 2em; color: var(--neon-purple); margin-bottom: 6px; }
.machine-name { font-weight: 700; margin-bottom: 4px; }

/* ------------------------------ museum extras ------------------------- */

.museum-view-banner { display: flex; align-items: center; gap: 14px; }
.gold-text { color: var(--neon-gold); font-weight: 700; }
.btn-collect { background: linear-gradient(135deg, rgba(255,207,92,0.35), rgba(255,79,216,0.25)); }
.collect-banner { display: flex; align-items: center; gap: 10px; border-left: 4px solid var(--neon-gold); margin-bottom: 16px; }
.pending-badge { color: var(--neon-gold); font-weight: 600; font-size: 0.9em; }

/* ---------------------------- activity monitor ------------------------ */

.activity-feed-tall { max-height: 520px; }
.activity-idle { border-left-color: var(--text-muted); opacity: 0.75; }
.activity-buy { border-left-color: var(--success); }
.activity-sell { border-left-color: var(--neon-cyan); }
.activity-mutate { border-left-color: var(--neon-purple); }
.activity-upgrade { border-left-color: var(--neon-gold); }
.activity-like { border-left-color: var(--neon-pink); }
.activity-lottery { border-left-color: var(--neon-pink); }

/* ============================================================
   ROUND 3 ADDITIONS: copy index pill, guestbook comments,
   achievements/challenges, friends, Bo Pike rivalry banner,
   clickable seller links, tiny museum-slot tags.
   ============================================================ */

.copy-index-pill {
  position: absolute; top: 8px; left: 8px;
  font-size: 0.62em; font-weight: 700;
  padding: 2px 7px; border-radius: 999px;
  background: rgba(255,255,255,0.10); color: var(--text-muted);
}

.link-btn {
  background: none; border: none; padding: 0; margin: 0;
  color: var(--neon-cyan); text-decoration: underline;
  cursor: pointer; font-size: inherit;
}

.tiny-tag-row .tag.tiny { font-size: 0.58em; padding: 1px 5px; }

/* ---------------------------- guestbook comments ------------------------ */

.comment-feed { display: flex; flex-direction: column; gap: 6px; max-height: 260px; overflow-y: auto; margin-bottom: 12px; }
.comment-item {
  background: rgba(255,255,255,0.04);
  border-left: 3px solid var(--neon-pink);
  border-radius: 8px;
  padding: 7px 10px;
  font-size: 0.85em;
}
.comment-composer { display: flex; gap: 8px; }
.comment-composer input {
  flex: 1;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  padding: 8px 12px;
  border-radius: 10px;
}

/* ---------------------------- achievements/challenges -------------------- */

.achievement-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; margin-bottom: 22px; }
.achievement-card {
  background: var(--panel);
  border: 1.5px solid var(--panel-border);
  border-radius: 14px;
  padding: 14px 10px;
  text-align: center;
}
.achievement-card i { font-size: 1.8em; margin-bottom: 6px; display: block; color: var(--text-muted); }
.achievement-card.earned { border-color: var(--neon-gold); }
.achievement-card.earned i { color: var(--neon-gold); }
.achievement-name { font-weight: 700; margin-bottom: 4px; font-size: 0.92em; }
.challenge-card { margin-bottom: 10px; }
.challenge-card.completed { border-left: 4px solid var(--success); }
.challenge-title { font-weight: 600; margin-bottom: 6px; }

/* --------------------------------- friends -------------------------------- */

.friend-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.friend-card {
  background: var(--panel);
  border: 1.5px solid var(--panel-border);
  border-radius: 14px;
  padding: 14px;
}
.friend-card.best-friend { border-color: var(--neon-gold); }
.friend-name { font-weight: 700; margin-bottom: 4px; }
.friend-request-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 8px 0; border-bottom: 1px solid var(--panel-border);
  font-size: 0.9em;
}
.friend-request-row:last-child { border-bottom: none; }

/* ------------------------------ Bo Pike rivalry --------------------------- */

.rival-banner {
  display: flex; align-items: center; gap: 14px;
  border-left: 4px solid var(--neon-pink);
  margin-bottom: 16px;
}
.rival-banner i { font-size: 1.6em; color: var(--neon-pink); }
.rival-banner > div { flex: 1; }

/* ============================================================
   ROUND 4 ADDITIONS: City 2, Robbery, Signature Forging
   ============================================================ */

.city-badge { cursor: default; }
.city-badge.clickable { cursor: pointer; text-decoration: underline dotted; }
.city-badge.clickable:hover { color: var(--neon-cyan); }

.locked-box { text-align: center; padding: 30px 20px; }
.locked-box i { font-size: 2.4em; color: var(--text-muted); margin-bottom: 10px; display: block; }
.locked-box h3 { margin-top: 0; }

.city-banner {
  display: flex; align-items: center; gap: 14px;
  border-left: 4px solid var(--neon-purple);
  margin-bottom: 16px;
}
.city-banner.locked { border-left-color: var(--text-muted); opacity: 0.85; }
.city-banner i { font-size: 1.6em; color: var(--neon-purple); }
.city-banner > div { flex: 1; }

.crime-box { border-left: 4px solid #ff3b3b; }
.btn-crime {
  background: linear-gradient(135deg, rgba(255,59,59,0.25), rgba(255,79,216,0.20));
  border-color: rgba(255,59,59,0.4);
}
.btn-crime:hover { box-shadow: 0 4px 18px rgba(255,59,59,0.35); }

.timeout-banner {
  border-left: 4px solid #ff3b3b;
  background: rgba(255,59,59,0.08);
  font-weight: 600;
  display: flex; align-items: center; gap: 10px;
}

.forge-name-select {
  width: 100%;
  margin: 6px 0;
  padding: 6px 8px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  font-size: 0.8em;
}

.toast-crime { border-left-color: #ff3b3b; }
.activity-crime { border-left-color: #ff3b3b; }
.activity-city { border-left-color: var(--neon-purple); }
.activity-friend { border-left-color: var(--neon-pink); }
.activity-achievement { border-left-color: var(--neon-gold); }
.activity-challenge { border-left-color: var(--success); }