/* ---------- "Ask about my work" assistant ---------- */
.bc-fab { position: fixed; right: 22px; bottom: 22px; z-index: 210; display: inline-flex; align-items: center; gap: 10px; padding: 14px 20px; border-radius: 999px; border: 1px solid transparent; background: linear-gradient(var(--bg-3), var(--bg-3)) padding-box, var(--grad) border-box; color: var(--text); font: 600 .9rem/1 var(--sans); cursor: pointer; box-shadow: 0 18px 40px -18px rgba(96, 165, 250, .9), 0 0 0 1px rgba(255, 255, 255, .04); transition: transform .25s var(--ease), box-shadow .25s; }
.bc-fab:hover { transform: translateY(-2px); box-shadow: 0 22px 46px -16px rgba(34, 211, 238, .9); }
.bc-fab .bc-spark { color: var(--violet); font-size: 1rem; }
.bc-fab-in { animation: bc-pop .6s var(--ease) both; }
@keyframes bc-pop { from { opacity: 0; transform: translateY(14px) scale(.96); } to { opacity: 1; transform: none; } }
.bc-open .bc-fab { opacity: 0; pointer-events: none; }

.bc-panel { position: fixed; right: 22px; bottom: 22px; z-index: 220; width: min(420px, calc(100vw - 32px)); height: min(640px, calc(100vh - 44px)); display: flex; flex-direction: column; border-radius: 24px; background: linear-gradient(180deg, rgba(18, 20, 31, .96), rgba(11, 13, 21, .98)); border: 1px solid var(--stroke-2); box-shadow: 0 40px 90px -30px rgba(0, 0, 0, .95), var(--glow); backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px); overflow: hidden; color: var(--text); }
.bc-panel[hidden] { display: none; }
.bc-head { display: flex; align-items: center; gap: 12px; padding: 14px 14px 12px 16px; border-bottom: 1px solid var(--stroke); background: rgba(255, 255, 255, .03); }
.bc-mark { width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center; background: var(--grad); color: #07080d; font: 700 .85rem/1 var(--display); letter-spacing: -.04em; }
.bc-head strong { display: block; font: 600 .98rem/1.1 var(--display); }
.bc-head small { display: block; margin-top: 4px; font: 500 .7rem/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; color: var(--text-3); }
.bc-close { margin-left: auto; width: 34px; height: 34px; border-radius: 10px; border: 1px solid var(--stroke); background: var(--glass); color: var(--text-2); font: 400 1.3rem/1 var(--sans); cursor: pointer; }
.bc-close:hover { color: var(--text); border-color: var(--stroke-2); }

.bc-msgs { flex: 1; overflow-y: auto; padding: 16px 14px 8px; display: flex; flex-direction: column; gap: 10px; scroll-behavior: smooth; }
.bc-msg { max-width: 92%; padding: 11px 14px; border-radius: 16px; font-size: .93rem; line-height: 1.55; }
.bc-msg p { margin: 0 0 .6em; } .bc-msg p:last-child { margin-bottom: 0; }
.bc-msg ul { margin: .3em 0 .5em; padding-left: 1.1em; } .bc-msg li { margin: .2em 0; }
.bc-msg code { font-size: .85em; padding: 1px 5px; border-radius: 5px; background: rgba(255, 255, 255, .08); }
.bc-msg a { color: var(--cyan); text-decoration: none; border-bottom: 1px solid rgba(34, 211, 238, .4); }
.bc-bot { align-self: flex-start; background: var(--glass); border: 1px solid var(--stroke); color: var(--text-2); border-bottom-left-radius: 6px; }
.bc-bot strong { color: var(--text); }
.bc-user { align-self: flex-end; background: linear-gradient(135deg, rgba(167, 139, 250, .28), rgba(34, 211, 238, .18)); border: 1px solid rgba(167, 139, 250, .35); color: var(--text); border-bottom-right-radius: 6px; }
.bc-small { font-size: .78rem; color: var(--text-3); }
.bc-typing { display: inline-flex; gap: 5px; padding: 4px 0; }
.bc-typing i { width: 6px; height: 6px; border-radius: 50%; background: var(--text-3); animation: bc-dot 1.1s infinite; }
.bc-typing i:nth-child(2) { animation-delay: .15s; } .bc-typing i:nth-child(3) { animation-delay: .3s; }
@keyframes bc-dot { 0%, 60%, 100% { opacity: .3; transform: translateY(0); } 30% { opacity: 1; transform: translateY(-3px); } }
.bc-src { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.bc-chip { display: inline-flex; align-items: center; gap: 6px; padding: 7px 11px; border-radius: 999px; border: 1px solid var(--stroke); background: rgba(255, 255, 255, .04); color: var(--text); font: 500 .74rem/1 var(--sans); text-decoration: none; cursor: pointer; transition: border-color .2s, background .2s; }
.bc-chip:hover { border-color: var(--cyan); background: rgba(34, 211, 238, .08); }
.bc-chip small { color: var(--cyan); font-size: .64rem; letter-spacing: .06em; text-transform: uppercase; }
.bc-sugg { display: flex; flex-wrap: wrap; gap: 6px; padding: 4px 14px 10px; }
.bc-sugg[hidden] { display: none; }

.bc-livebar { display: flex; align-items: center; gap: 10px; margin: 0 14px 8px; padding: 10px 12px; border-radius: 14px; border: 1px solid rgba(34, 211, 238, .4); background: rgba(34, 211, 238, .08); font: 500 .8rem/1 var(--sans); color: var(--text); }
.bc-livebar[hidden] { display: none; }
.bc-livedot { width: 10px; height: 10px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 0 rgba(34, 211, 238, .6); animation: pulse 1.6s infinite; }
.bc-livetext { flex: 1; }
.bc-timer { font-variant-numeric: tabular-nums; color: var(--text-3); }
.bc-end { padding: 7px 11px; border-radius: 999px; border: 0; background: var(--grad); color: #07080d; font: 600 .7rem/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; cursor: pointer; }

.bc-form { display: flex; align-items: flex-end; gap: 8px; padding: 10px 14px 8px; border-top: 1px solid var(--stroke); }
.bc-form textarea { flex: 1; min-height: 42px; max-height: 120px; padding: 11px 14px; border-radius: 14px; border: 1px solid var(--stroke-2); background: rgba(255, 255, 255, .04); color: var(--text); font: 400 .93rem/1.4 var(--sans); resize: none; outline: none; }
.bc-form textarea:focus { border-color: var(--cyan); }
.bc-send, .bc-mic { flex: none; width: 42px; height: 42px; border-radius: 13px; border: 1px solid transparent; cursor: pointer; font-size: 1rem; }
.bc-send { background: var(--grad); color: #07080d; }
.bc-send:disabled { opacity: .5; cursor: default; }
.bc-mic { background: var(--glass); border-color: var(--stroke-2); color: var(--text); }
.bc-mic[hidden] { display: none; }
.bc-mic.is-on { border-color: var(--cyan); box-shadow: 0 0 0 4px rgba(34, 211, 238, .2); }
.bc-foot { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; padding: 4px 14px 12px; font: 500 .74rem/1.3 var(--sans); color: var(--text-3); }
.bc-toggle { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; color: var(--text-2); }
.bc-toggle input { accent-color: #60a5fa; }
.bc-live { padding: 7px 12px; border-radius: 999px; border: 1px solid rgba(167, 139, 250, .5); background: rgba(167, 139, 250, .12); color: var(--text); font: 600 .72rem/1 var(--sans); cursor: pointer; }
.bc-live:hover { border-color: var(--cyan); }
.bc-live[hidden] { display: none; }
.bc-note { margin-left: auto; }

@media (max-width: 640px) {
  .bc-panel { right: 0; bottom: 0; width: 100vw; height: 100dvh; border-radius: 0; border-left: 0; border-right: 0; }
  .bc-fab { right: 14px; bottom: 14px; padding: 13px 16px; font-size: .84rem; }
  .bc-note { display: none; }
}
@media (prefers-reduced-motion: reduce) { .bc-fab-in, .bc-typing i, .bc-livedot { animation: none; } }
@media print { .bc-fab, .bc-panel { display: none !important; } }