updated avatars and voice mode

frontend/css/style.css

@@ -519,6 +519,7 @@ textarea {
 
 .chat-input-bar {
   display: flex;
+  align-items: center;
   gap: 10px;
   padding: 16px 24px;
   background: var(--glass-bg);
@@ -530,29 +531,99 @@ textarea {
   flex: 1;
 }
 
-.voice-btn {
-  width: 46px;
-  height: 46px;
-  border-radius: 50%;
+/* ── Voice Toggle Switch ──────────────────────────────────────────── */
+.voice-toggle {
+  position: relative;
+  display: flex;
+  align-items: center;
+  cursor: pointer;
+  flex-shrink: 0;
+}
+
+.voice-toggle input {
+  position: absolute;
+  opacity: 0;
+  width: 0;
+  height: 0;
+}
+
+.voice-toggle-slider {
+  width: 40px;
+  height: 22px;
   background: var(--bg-input);
   border: 1px solid var(--glass-border);
+  border-radius: var(--radius-full);
+  transition: all var(--transition);
+  position: relative;
+  flex-shrink: 0;
+}
+
+.voice-toggle-slider::before {
+  content: '';
+  position: absolute;
+  top: 2px;
+  left: 2px;
+  width: 16px;
+  height: 16px;
+  border-radius: 50%;
+  background: var(--text-muted);
+  transition: all var(--transition);
+}
+
+.voice-toggle input:checked+.voice-toggle-slider {
+  background: var(--gradient-btn);
+  border-color: transparent;
+  box-shadow: 0 0 12px var(--accent-glow);
+}
+
+.voice-toggle input:checked+.voice-toggle-slider::before {
+  transform: translateX(18px);
+  background: #fff;
+}
+
+.voice-toggle-icon {
+  width: 16px;
+  height: 16px;
+  margin-left: 4px;
+  color: var(--text-muted);
+  transition: color var(--transition);
+  flex-shrink: 0;
+}
+
+.voice-toggle input:checked~.voice-toggle-icon {
+  color: var(--accent);
+}
+
+/* ── Mic Button (modern, subtle) ─────────────────────────────────── */
+.mic-btn {
+  width: 42px;
+  height: 42px;
+  border-radius: 50%;
+  background: transparent;
+  border: 1px solid var(--glass-border);
   color: var(--text-secondary);
-  font-size: 1.2rem;
   cursor: pointer;
   transition: all var(--transition);
   display: flex;
   align-items: center;
   justify-content: center;
-  position: relative;
+  flex-shrink: 0;
+  padding: 0;
 }
 
-.voice-btn:hover {
+.mic-btn svg {
+  width: 18px;
+  height: 18px;
+}
+
+.mic-btn:hover {
   background: var(--bg-hover);
-  color: var(--text-primary);
+  color: var(--accent);
+  border-color: var(--border-focus);
   transform: scale(1.05);
 }
 
-.voice-btn.recording {
+.mic-btn.recording {
   background: linear-gradient(135deg, #fb7185, #e11d48);
   color: #fff;
   border-color: transparent;
@@ -560,6 +631,15 @@ textarea {
   animation: recordPulse 1.8s infinite;
 }
 
+.mic-btn.hidden {
+  display: none;
+}
+
+/* ── Utility ──────────────────────────────────────────────────────── */
+.hidden {
+  display: none !important;
+}
+
 /* ── Tables ───────────────────────────────────────────────────────── */
 .table-wrapper {
   overflow-x: auto;
@@ -783,15 +863,14 @@ tr:hover td {
   animation: avatarSpin 6s linear infinite;
 }
 
-.avatar-placeholder {
+.avatar-img {
   position: absolute;
   inset: 4px;
+  width: calc(100% - 8px);
+  height: calc(100% - 8px);
   border-radius: 50%;
+  object-fit: cover;
   background: var(--glass-bg);
-  display: flex;
-  align-items: center;
-  justify-content: center;
-  font-size: 1.8rem;
   animation: avatarBreathe 3s ease-in-out infinite;
   box-shadow: inset 0 0 20px rgba(124, 108, 240, 0.08);
 }
@@ -1109,4 +1188,15 @@ tr:hover td {
 ::selection {
   background: rgba(124, 108, 240, 0.35);
   color: #fff;
+}
+
+/* ── Version label ───────────────────────────────────────────────── */
+.version-label {
+  display: block;
+  text-align: center;
+  margin-top: 16px;
+  font-size: 0.7rem;
+  color: var(--text-muted);
+  letter-spacing: 0.06em;
+  opacity: 0.5;
 }