style: completely overhaul UI aesthetic (glassmorphism) and fix yt-dlp youtube blocks

app.py

@@ -135,10 +135,17 @@ def clone_voice(audio_path, url_input, voice_name, gender, languages_str):
                     '-t', '60' # Limit to first 60 seconds to avoid exceeding API limits
                 ],
             }
-            with yt_dlp.YoutubeDL(ydl_opts) as ydl:
-                info = ydl.extract_info(url_input.strip(), download=True)
-                # after postprocessing, file has .mp3 extension
-                final_audio_path = base_out + '.mp3'
+            try:
+                with yt_dlp.YoutubeDL(ydl_opts) as ydl:
+                    info = ydl.extract_info(url_input.strip(), download=True)
+                    # after postprocessing, file has .mp3 extension
+                    final_audio_path = base_out + '.mp3'
+            except Exception as e:
+                err_msg = str(e)
+                if "Sign in to confirm" in err_msg or "bot" in err_msg.lower() or "youtube" in err_msg.lower():
+                    raise gr.Error("YouTube blocked the Hugging Face datacenter IP. Please try a TikTok/Twitter link instead, or download the MP3 manually and upload it above.")
+                else:
+                    raise gr.Error(f"Video download failed: {err_msg}")
                 
         client = get_client()
         sample_b64 = base64.b64encode(Path(final_audio_path).read_bytes()).decode()
@@ -172,121 +179,175 @@ LANGUAGES = [
 ]
 
 css = """
-@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');
+@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');
 
-* { font-family: 'Inter', sans-serif; }
+* { font-family: 'Outfit', sans-serif; }
 
 body, .gradio-container {
-    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e) !important;
+    background: radial-gradient(circle at 10% 20%, #150f24 0%, #07040d 100%) !important;
     min-height: 100vh;
 }
 
 .gradio-container {
-    max-width: 900px !important;
+    max-width: 1050px !important;
     margin: 0 auto !important;
 }
 
-/* Header */
+/* App Header */
 .app-header {
     text-align: center;
-    padding: 2.5rem 1rem 1rem;
-    background: transparent;
+    padding: 3.5rem 1rem 1.5rem;
+    position: relative;
+    z-index: 10;
 }
 .app-header h1 {
-    font-size: 2.8rem;
-    font-weight: 700;
-    background: linear-gradient(90deg, #a78bfa, #60a5fa, #34d399);
+    font-size: 3.8rem;
+    font-weight: 800;
+    letter-spacing: -1.5px;
+    background: linear-gradient(135deg, #c084fc 0%, #ec4899 50%, #facc15 100%);
     -webkit-background-clip: text;
     -webkit-text-fill-color: transparent;
     background-clip: text;
-    margin-bottom: 0.3rem;
+    margin-bottom: 0.5rem;
+    animation: glow-pulse 3s infinite alternate;
 }
 .app-header p {
     color: #94a3b8;
-    font-size: 1.05rem;
+    font-size: 1.15rem;
+    font-weight: 400;
     margin-top: 0;
 }
 
+/* Glass panel wrapper */
+div.tabs-container, .panel-box {
+    background: rgba(255, 255, 255, 0.02) !important;
+    border: 1px solid rgba(255, 255, 255, 0.05) !important;
+    border-radius: 20px !important;
+    box-shadow: 0 10px 40px 0 rgba(0, 0, 0, 0.4) !important;
+    backdrop-filter: blur(15px) !important;
+    -webkit-backdrop-filter: blur(15px) !important;
+    overflow: hidden;
+}
+
 /* Tabs */
+.tab-nav {
+    border-bottom: 1px solid rgba(255,255,255,0.05) !important;
+    padding: 10px 10px 0 10px !important;
+}
 .tab-nav button {
-    background: rgba(255,255,255,0.05) !important;
-    border: 1px solid rgba(167,139,250,0.2) !important;
-    color: #94a3b8 !important;
-    border-radius: 10px !important;
-    margin: 0 4px !important;
-    font-weight: 500 !important;
-    transition: all 0.2s ease !important;
+    background: transparent !important;
+    border: none !important;
+    border-bottom: 3px solid transparent !important;
+    color: #64748b !important;
+    border-radius: 0 !important;
+    margin: 0 !important;
+    padding: 1rem 2rem !important;
+    font-weight: 600 !important;
+    font-size: 1.05rem !important;
+    transition: all 0.3s ease !important;
+    box-shadow: none !important;
 }
 .tab-nav button.selected, .tab-nav button:hover {
-    background: linear-gradient(135deg, rgba(167,139,250,0.3), rgba(96,165,250,0.3)) !important;
-    color: #e2e8f0 !important;
-    border-color: #a78bfa !important;
-    box-shadow: 0 0 15px rgba(167,139,250,0.3) !important;
+    color: #f8fafc !important;
+    border-bottom: 3px solid #ec4899 !important;
+    box-shadow: 0 20px 20px -20px rgba(236,72,153,0.3) !important;
+    background: linear-gradient(0deg, rgba(236,72,153,0.1) 0%, transparent 100%) !important;
 }
 
-/* Panels */
-.panel-box {
-    background: rgba(255,255,255,0.04);
-    border: 1px solid rgba(167,139,250,0.15);
-    border-radius: 16px;
-    padding: 1.5rem;
-    margin: 1rem 0;
-    backdrop-filter: blur(10px);
-}
-
-/* Inputs */
-textarea, input[type="text"] {
-    background: rgba(255,255,255,0.06) !important;
-    border: 1px solid rgba(167,139,250,0.25) !important;
-    border-radius: 10px !important;
-    color: #e2e8f0 !important;
-    font-size: 0.95rem !important;
+/* Inputs & Textareas */
+textarea, input[type="text"], .dropdown-menu {
+    background: rgba(0,0,0,0.25) !important;
+    border: 1px solid rgba(255,255,255,0.08) !important;
+    border-radius: 14px !important;
+    color: #f8fafc !important;
+    font-size: 1.05rem !important;
+    transition: all 0.2s ease !important;
+    padding: 0.75rem !important;
 }
 textarea:focus, input[type="text"]:focus {
-    border-color: #a78bfa !important;
-    box-shadow: 0 0 0 3px rgba(167,139,250,0.15) !important;
+    border-color: #ec4899 !important;
+    box-shadow: 0 0 0 3px rgba(236,72,153,0.2) !important;
+    background: rgba(0,0,0,0.4) !important;
 }
 
-/* Buttons */
+/* Override Gradio layout borders */
+div.form {
+    border: none !important;
+    box-shadow: none !important;
+    background: transparent !important;
+}
+
+/* Cool gradient buttons */
 button.primary {
-    background: linear-gradient(135deg, #7c3aed, #2563eb) !important;
+    background: linear-gradient(135deg, #a78bfa 0%, #ec4899 100%) !important;
     border: none !important;
-    border-radius: 10px !important;
     color: white !important;
-    font-weight: 600 !important;
-    padding: 0.65rem 1.5rem !important;
-    transition: all 0.2s ease !important;
-    box-shadow: 0 4px 15px rgba(124,58,237,0.4) !important;
+    border-radius: 14px !important;
+    font-weight: 700 !important;
+    font-size: 1.15rem !important;
+    padding: 0.9rem !important;
+    letter-spacing: 0.5px !important;
+    box-shadow: 0 4px 15px rgba(236,72,153,0.3) !important;
+    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
 }
 button.primary:hover {
-    transform: translateY(-2px) !important;
-    box-shadow: 0 6px 20px rgba(124,58,237,0.5) !important;
+    transform: translateY(-3px) !important;
+    box-shadow: 0 8px 25px rgba(236,72,153,0.5) !important;
+}
+
+/* Secondary Button */
+button.secondary {
+    background: rgba(255,255,255,0.05) !important;
+    border: 1px solid rgba(255,255,255,0.1) !important;
+    border-radius: 14px !important;
+    color: #e2e8f0 !important;
+    transition: all 0.2s ease !important;
+    font-weight: 600 !important;
+}
+button.secondary:hover {
+    background: rgba(255,255,255,0.15) !important;
+    border-color: rgba(255,255,255,0.3) !important;
 }
 
-/* Status / output text */
+/* Status text box */
 .status-text {
-    font-size: 0.9rem;
-    color: #94a3b8;
-    font-style: italic;
+    background: rgba(0,0,0,0.4);
+    padding: 1.5rem;
+    border-radius: 16px;
+    border-left: 5px solid #a78bfa;
+    color: #e2e8f0;
+    font-size: 1rem;
+    line-height: 1.6;
 }
 
-/* Labels */
+/* Highlight labels */
 label span {
     color: #cbd5e1 !important;
     font-weight: 500 !important;
+    letter-spacing: 0.2px !important;
 }
 
-/* Audio components */
+/* Clean audio components */
 .audio-component {
-    border-radius: 12px !important;
+    border-radius: 16px !important;
     overflow: hidden !important;
+    border: 1px solid rgba(255,255,255,0.05) !important;
+}
+
+/* Global Animations */
+@keyframes glow-pulse {
+    0% { filter: drop-shadow(0 0 15px rgba(167,139,250,0.3)); }
+    100% { filter: drop-shadow(0 0 30px rgba(236,72,153,0.6)); }
 }
+
+/* Footer Hide */
+footer { display: none !important; }
 """
 
 # Initialize voices at startup
 INITIAL_VOICES = get_voice_choices()
 
-with gr.Blocks(title="Voxtral Studio — Mistral AI Audio") as demo:
+with gr.Blocks(title="Voxtral Studio — Mistral AI Audio", css=css) as demo:
 
     gr.HTML("""
     <div class="app-header">
@@ -332,7 +393,7 @@ with gr.Blocks(title="Voxtral Studio — Mistral AI Audio") as demo:
             )
 
         # ── TAB 2: Text to Speech ──────────────────────────────────────────
-        with gr.TabItem("🔊 Text → Speech"):
+        with gr.TabItem("🔊 Text → Speech", elem_classes=["tabs-container"]):
             gr.Markdown("""
             **Type text** and Voxtral Mini TTS converts it to natural speech.
             Optionally paste a **Voice ID** from the Voice Cloning tab to use your own cloned voice.
@@ -389,7 +450,7 @@ with gr.Blocks(title="Voxtral Studio — Mistral AI Audio") as demo:
             )
 
         # ── TAB 3: Voice Cloning ───────────────────────────────────────────
-        with gr.TabItem("🧬 Voice Cloning"):
+        with gr.TabItem("🧬 Voice Cloning", elem_classes=["tabs-container"]):
             gr.Markdown("""
             **Clone any voice** by uploading a short audio sample (10–60 seconds recommended).
             The model will save it as a reusable voice. Copy the Voice ID and paste it in the TTS tab.