Update app.py

app.py

@@ -10,134 +10,130 @@ from urllib.parse import unquote, parse_qs, quote
 import time
 from datetime import datetime
 import logging
+import threading
 from huggingface_hub import HfApi, hf_hub_download
-from huggingface_hub.utils import RepositoryNotFoundError
+from huggingface_hub.utils import RepositoryNotFoundError, HFValidationError
 
-# Configuration
-BOT_TOKEN = os.getenv("BOT_TOKEN", "7566834146:AAGiG4MaTZZvvbTVsqEJVG5SYK5hUlc_Ewo") # Use env var or default
+# --- Configuration ---
+BOT_TOKEN = os.getenv("BOT_TOKEN", "7566834146:AAGiG4MaTZZvvbTVsqEJVG5SYK5hUlc_Ewo") # Replace with your actual bot token or set env var
 HOST = '0.0.0.0'
 PORT = 7860
-DATA_FILE = 'data.json' # File to store visited user data
-
-# Hugging Face Settings
-REPO_ID = os.getenv("HF_REPO_ID", "flpolprojects/teledata") # Your HF repo ID (e.g., YourUsername/YourDatasetName)
-HF_TOKEN_WRITE = os.getenv("HF_TOKEN_WRITE") # HF Write Token from env
-HF_TOKEN_READ = os.getenv("HF_TOKEN_READ", HF_TOKEN_WRITE) # HF Read Token from env (can be same as write)
-
-# Check if essential HF config is present
-if not HF_TOKEN_WRITE:
-    print("WARNING: HF_TOKEN_WRITE environment variable not set. Hugging Face uploads will fail.")
-if not REPO_ID:
-    print("WARNING: HF_REPO_ID environment variable not set. Using default 'Morshen/TeleUserData'.")
+USER_DATA_FILE = 'data.json'
 
+# Hugging Face Settings for User Data
+HF_USER_DATA_REPO_ID = "flpolprojects/teledata"
+HF_TOKEN_WRITE = os.getenv("HF_TOKEN_WRITE") # Needs write access to the repo
+HF_TOKEN_READ = os.getenv("HF_TOKEN_READ", HF_TOKEN_WRITE) # Can use write token if read token not set
 
+# --- Flask App Initialization ---
 app = Flask(__name__)
 
-# Setup logging
+# --- Logging Setup ---
 logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
 
-# --- Hugging Face Sync Functions ---
-
-def download_db_from_hf():
-    if not HF_TOKEN_READ or not REPO_ID:
-        logging.warning("Skipping Hugging Face download: Read token or Repo ID missing.")
-        return False
+# --- Hugging Face Interaction ---
+def download_user_data_from_hf():
+    if not HF_TOKEN_READ or not HF_USER_DATA_REPO_ID:
+        logging.warning("Hugging Face read token or repo ID not configured. Skipping download.")
+        return
     try:
-        logging.info(f"Attempting to download {DATA_FILE} from Hugging Face repo {REPO_ID}")
+        logging.info(f"Attempting to download {USER_DATA_FILE} from {HF_USER_DATA_REPO_ID}")
         hf_hub_download(
-            repo_id=REPO_ID,
-            filename=DATA_FILE,
+            repo_id=HF_USER_DATA_REPO_ID,
+            filename=USER_DATA_FILE,
             repo_type="dataset",
             token=HF_TOKEN_READ,
             local_dir=".",
             local_dir_use_symlinks=False,
-            force_download=True # Ensure latest version
+            force_download=True, # Ensure we get the latest version
+            etag_timeout=60 # Extend timeout for potentially larger files
         )
-        logging.info(f"{DATA_FILE} successfully downloaded from Hugging Face.")
-        return True
+        logging.info(f"{USER_DATA_FILE} successfully downloaded from Hugging Face.")
     except RepositoryNotFoundError:
-        logging.warning(f"Hugging Face repository {REPO_ID} not found. Will create local {DATA_FILE} if needed.")
-        return False
+        logging.warning(f"Repository {HF_USER_DATA_REPO_ID} not found on Hugging Face. Will create local file if needed.")
+    except HFValidationError as e:
+         logging.error(f"Hugging Face Validation Error during download (Check Token Permissions?): {e}")
     except Exception as e:
-        # Specifically check for 404 which might mean the *file* doesn't exist yet
-        if "404 Client Error" in str(e):
-             logging.warning(f"{DATA_FILE} not found in Hugging Face repository {REPO_ID}. Will create local file if needed.")
+        # Catch specific exceptions like hf_hub.utils._errors.HfHubHTTPError if possible
+        if "404" in str(e):
+             logging.warning(f"{USER_DATA_FILE} not found in repository {HF_USER_DATA_REPO_ID}. Will create local file if needed.")
         else:
-            logging.error(f"Error downloading {DATA_FILE} from Hugging Face: {e}")
-        return False
+            logging.error(f"Error downloading {USER_DATA_FILE} from Hugging Face: {e}")
 
-def upload_db_to_hf():
-    if not HF_TOKEN_WRITE or not REPO_ID:
-        logging.warning("Skipping Hugging Face upload: Write token or Repo ID missing.")
+def upload_user_data_to_hf():
+    if not HF_TOKEN_WRITE or not HF_USER_DATA_REPO_ID:
+        logging.warning("Hugging Face write token or repo ID not configured. Skipping upload.")
         return False
-    if not os.path.exists(DATA_FILE):
-        logging.warning(f"Skipping Hugging Face upload: Local file {DATA_FILE} does not exist.")
+    if not os.path.exists(USER_DATA_FILE):
+        logging.warning(f"{USER_DATA_FILE} does not exist locally. Skipping upload.")
         return False
     try:
-        logging.info(f"Attempting to upload {DATA_FILE} to Hugging Face repo {REPO_ID}")
         api = HfApi()
         api.upload_file(
-            path_or_fileobj=DATA_FILE,
-            path_in_repo=DATA_FILE,
-            repo_id=REPO_ID,
+            path_or_fileobj=USER_DATA_FILE,
+            path_in_repo=USER_DATA_FILE,
+            repo_id=HF_USER_DATA_REPO_ID,
             repo_type="dataset",
             token=HF_TOKEN_WRITE,
             commit_message=f"Update user data {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}"
         )
-        logging.info(f"{DATA_FILE} successfully uploaded to Hugging Face.")
+        logging.info(f"{USER_DATA_FILE} successfully uploaded to Hugging Face.")
         return True
+    except HFValidationError as e:
+         logging.error(f"Hugging Face Validation Error during upload (Check Token Permissions?): {e}")
+         return False
     except Exception as e:
-        logging.error(f"Error uploading {DATA_FILE} to Hugging Face: {e}")
+        logging.error(f"Error uploading {USER_DATA_FILE} to Hugging Face: {e}")
         return False
 
-# --- Data Handling ---
+def periodic_user_data_backup():
+    while True:
+        time.sleep(3600) # Backup every hour
+        logging.info("Performing periodic backup of user data...")
+        upload_user_data_to_hf()
 
-def load_data():
-    # Try to download the latest version first
-    download_db_from_hf()
+# --- User Data Handling ---
+def load_user_data():
+    # Try to get the latest from HF first
+    # download_user_data_from_hf() # Removed to prevent download on every load, rely on initial download + uploads
     try:
-        if os.path.exists(DATA_FILE):
-            with open(DATA_FILE, 'r', encoding='utf-8') as file:
-                data = json.load(file)
-                if not isinstance(data, dict): # Ensure it's a dictionary
-                    logging.warning(f"{DATA_FILE} does not contain a valid dictionary. Initializing empty data.")
-                    return {}
-                logging.info(f"Data successfully loaded from local {DATA_FILE}")
-                return data
-        else:
-            logging.info(f"Local file {DATA_FILE} not found. Initializing empty data.")
-            return {} # Return empty dict if file doesn't exist
+        with open(USER_DATA_FILE, 'r', encoding='utf-8') as f:
+            data = json.load(f)
+            if not isinstance(data, dict):
+                logging.warning(f"{USER_DATA_FILE} does not contain a dictionary. Resetting.")
+                return {}
+            return data
+    except FileNotFoundError:
+        logging.info(f"{USER_DATA_FILE} not found locally. Initializing empty data.")
+        return {}
     except json.JSONDecodeError:
-        logging.error(f"Error decoding JSON from {DATA_FILE}. Returning empty data.")
+        logging.error(f"Error decoding JSON from {USER_DATA_FILE}. Returning empty data.")
         return {}
     except Exception as e:
-        logging.error(f"Error loading data from {DATA_FILE}: {e}")
+        logging.error(f"Error loading user data from {USER_DATA_FILE}: {e}")
         return {}
 
-def save_data(data):
+def save_user_data(data):
     try:
-        with open(DATA_FILE, 'w', encoding='utf-8') as file:
-            json.dump(data, file, ensure_ascii=False, indent=4)
-        logging.info(f"Data successfully saved to local {DATA_FILE}")
-        # Attempt to upload after saving locally
-        upload_db_to_hf()
+        with open(USER_DATA_FILE, 'w', encoding='utf-8') as f:
+            json.dump(data, f, ensure_ascii=False, indent=4)
+        logging.info(f"User data saved locally to {USER_DATA_FILE}.")
+        # Attempt to upload immediately after saving locally
+        upload_user_data_to_hf()
     except Exception as e:
-        logging.error(f"Error saving data to {DATA_FILE}: {e}")
-
-# --- Telegram Verification ---
+        logging.error(f"Error saving user data to {USER_DATA_FILE}: {e}")
 
+# --- Telegram Data Verification ---
 def verify_telegram_data(init_data_str):
     try:
         parsed_data = parse_qs(init_data_str)
         received_hash = parsed_data.pop('hash', [None])[0]
 
         if not received_hash:
-            logging.warning("Verification failed: Hash missing in initData.")
             return None, False
 
         data_check_list = []
         for key, value in sorted(parsed_data.items()):
-            # Values from parse_qs are lists, take the first element
             data_check_list.append(f"{key}={value[0]}")
         data_check_string = "\n".join(data_check_list)
 
@@ -147,23 +143,19 @@ def verify_telegram_data(init_data_str):
         if calculated_hash == received_hash:
             auth_date = int(parsed_data.get('auth_date', [0])[0])
             current_time = int(time.time())
-            # Allow slightly older data, maybe network latency. Adjust 3600 (1 hour) as needed.
-            if current_time - auth_date > 3600:
+            if current_time - auth_date > 3600: # 1 hour validity
                  logging.warning(f"Telegram InitData is older than 1 hour (Auth Date: {auth_date}, Current: {current_time}).")
-            # Log successful verification without printing sensitive parts
-            logging.info("Telegram data verified successfully.")
             return parsed_data, True
         else:
-            logging.warning(f"Data verification failed. Calculated hash mismatch.")
-            # Avoid logging hashes directly in production for security
-            # logging.debug(f"Calculated: {calculated_hash}, Received: {received_hash}")
+            logging.warning(f"Data verification failed. Calculated: {calculated_hash}, Received: {received_hash}")
             return parsed_data, False
     except Exception as e:
         logging.error(f"Error verifying Telegram data: {e}")
         return None, False
 
-# --- Templates ---
+# --- HTML Templates ---
 
+# Main Application Template
 TEMPLATE = """
 <!DOCTYPE html>
 <html lang="ru">
@@ -172,180 +164,247 @@ TEMPLATE = """
     <meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no, user-scalable=no">
     <title>Morshen Group</title>
     <script src="https://telegram.org/js/telegram-web-app.js"></script>
+    <link rel="preconnect" href="https://fonts.googleapis.com">
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap" rel="stylesheet">
     <style>
         :root {
-            --bg-color: #1c1c1e;
-            --card-bg: #2c2c2e;
-            --text-color: #ffffff;
-            --text-secondary-color: #a0a0a5;
-            --accent-gradient: linear-gradient(90deg, #007aff, #5856d6);
-            --accent-gradient-green: linear-gradient(90deg, #34c759, #30d158);
+            --bg-gradient-start: #0f172a; /* Slate 900 */
+            --bg-gradient-end: #1e293b;   /* Slate 800 */
+            --card-bg: #334155;         /* Slate 700 */
+            --card-bg-hover: #475569;   /* Slate 600 */
+            --text-primary: #f1f5f9;    /* Slate 100 */
+            --text-secondary: #cbd5e1;  /* Slate 300 */
+            --text-muted: #94a3b8;     /* Slate 400 */
+            --accent-primary-start: #3b82f6; /* Blue 500 */
+            --accent-primary-end: #6366f1;   /* Indigo 500 */
+            --accent-secondary-start: #10b981; /* Emerald 500 */
+            --accent-secondary-end: #22c55e; /* Green 500 */
             --tag-bg: rgba(255, 255, 255, 0.1);
-            --border-radius-s: 8px;
-            --border-radius-m: 12px;
-            --border-radius-l: 16px;
-            --padding-s: 8px;
-            --padding-m: 16px;
-            --padding-l: 24px;
-            --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
+            --tag-text: #e2e8f0;         /* Slate 200 */
+            --border-color: #475569;     /* Slate 600 */
+            --shadow-color: rgba(0, 0, 0, 0.3);
+            --border-radius-sm: 6px;
+            --border-radius-md: 12px;
+            --border-radius-lg: 18px;
+            --padding-xs: 4px;
+            --padding-sm: 8px;
+            --padding-md: 16px;
+            --padding-lg: 24px;
+            --padding-xl: 32px;
+            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
         }
         * { box-sizing: border-box; margin: 0; padding: 0; }
-        html { background-color: var(--bg-color); }
+        html {
+            background: linear-gradient(160deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
+            min-height: 100vh;
+        }
         body {
             font-family: var(--font-family);
-            background: linear-gradient(180deg, #1a2a3a 0%, #101820 100%);
-            color: var(--text-color);
-            padding: var(--padding-m);
-            padding-bottom: 100px;
+            background: linear-gradient(160deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
+            color: var(--text-primary);
+            padding: var(--padding-md);
+            padding-bottom: 120px; /* Space for fixed button */
             overscroll-behavior-y: none;
             -webkit-font-smoothing: antialiased;
             -moz-osx-font-smoothing: grayscale;
             visibility: hidden; /* Hide until ready */
+            line-height: 1.6;
+        }
+        .container {
+            max-width: 700px;
+            margin: 0 auto;
+            display: flex;
+            flex-direction: column;
+            gap: var(--padding-xl);
+        }
+        .header {
+            display: flex;
+            justify-content: space-between;
+            align-items: center;
+            margin-bottom: var(--padding-md);
+            padding: var(--padding-sm) 0;
         }
-        .container { max-width: 600px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--padding-l); }
-        .header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--padding-m); }
-        .logo { display: flex; align-items: center; gap: var(--padding-s); }
-        .logo img, .logo-icon {
-            width: 40px;
-            height: 40px;
+        .logo { display: flex; align-items: center; gap: var(--padding-md); }
+        .logo img {
+            width: 50px;
+            height: 50px;
             border-radius: 50%;
-            background-color: var(--card-bg);
             object-fit: cover;
-            border: 1px solid rgba(255, 255, 255, 0.1);
+            border: 2px solid rgba(255, 255, 255, 0.1);
+            box-shadow: 0 4px 15px var(--shadow-color);
+            transition: transform 0.3s ease;
         }
-        .logo-icon { display: inline-flex; align-items: center; justify-content: center; font-weight: bold; color: var(--text-secondary-color); }
-        .logo span { font-size: 1.4em; font-weight: 600; }
+        .logo img:hover { transform: scale(1.1); }
+        .logo span { font-size: 1.6em; font-weight: 700; letter-spacing: -0.5px; }
         .btn {
             display: inline-flex; align-items: center; justify-content: center;
-            padding: 10px var(--padding-m); border-radius: var(--border-radius-m);
-            background: var(--accent-gradient); color: var(--text-color);
-            text-decoration: none; font-weight: 500; border: none; cursor: pointer;
-            transition: opacity 0.2s ease; gap: 6px; font-size: 0.95em;
-        }
-        .btn:hover { opacity: 0.9; }
-        .btn-secondary { background: var(--card-bg); color: var(--accent-gradient-start, #007aff); }
-        .btn-secondary:hover { background: rgba(44, 44, 46, 0.8); }
+            padding: 12px var(--padding-lg);
+            border-radius: var(--border-radius-md);
+            background: linear-gradient(90deg, var(--accent-primary-start), var(--accent-primary-end));
+            color: var(--text-primary);
+            text-decoration: none;
+            font-weight: 600;
+            border: none;
+            cursor: pointer;
+            transition: all 0.3s ease;
+            gap: var(--padding-sm);
+            font-size: 1em;
+            box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
+        }
+        .btn:hover { opacity: 0.9; box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4); transform: translateY(-2px); }
+        .btn-secondary {
+            background: var(--card-bg);
+            color: var(--accent-primary-start);
+            box-shadow: 0 2px 8px rgba(0,0,0, 0.2);
+        }
+        .btn-secondary:hover { background: var(--card-bg-hover); box-shadow: 0 4px 12px rgba(0,0,0, 0.3); }
+        .btn-cta {
+            background: linear-gradient(90deg, var(--accent-secondary-start), var(--accent-secondary-end));
+            box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
+        }
+        .btn-cta:hover {
+            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
+        }
         .tag {
-            display: inline-block; background: var(--tag-bg); color: var(--text-secondary-color);
-            padding: 4px 10px; border-radius: var(--border-radius-s); font-size: 0.8em;
-            margin: 4px 4px 4px 0; white-space: nowrap;
+            display: inline-block;
+            background: var(--tag-bg);
+            color: var(--tag-text);
+            padding: var(--padding-xs) var(--padding-sm);
+            border-radius: var(--border-radius-sm);
+            font-size: 0.8em;
+            font-weight: 500;
+            margin: var(--padding-xs) var(--padding-xs) var(--padding-xs) 0;
+            white-space: nowrap;
+            border: 1px solid rgba(255, 255, 255, 0.1);
         }
-        .tag i { margin-right: 4px; opacity: 0.7; }
+        .tag i { margin-right: 4px; opacity: 0.8; color: var(--accent-secondary-start); }
         .section-card {
-            background-color: var(--card-bg); border-radius: var(--border-radius-l);
-            padding: var(--padding-m); margin-bottom: var(--padding-l);
-        }
-        .section-title { font-size: 1.8em; font-weight: 700; margin-bottom: var(--padding-s); line-height: 1.2; }
-        .section-subtitle { font-size: 1.1em; font-weight: 500; color: var(--text-secondary-color); margin-bottom: var(--padding-m); }
-        .description { font-size: 1em; line-height: 1.5; color: var(--text-secondary-color); margin-bottom: var(--padding-m); }
-        .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); gap: var(--padding-s); margin-top: var(--padding-m); text-align: center; }
-        .stat-item { background-color: rgba(255, 255, 255, 0.05); padding: var(--padding-s); border-radius: var(--border-radius-m); }
-        .stat-value { font-size: 1.5em; font-weight: 600; display: block; }
-        .stat-label { font-size: 0.85em; color: var(--text-secondary-color); display: block; }
-        .list-item { background-color: var(--card-bg); padding: var(--padding-m); border-radius: var(--border-radius-m); margin-bottom: var(--padding-s); display: flex; align-items: center; gap: var(--padding-s); font-size: 1.1em; font-weight: 500; }
-        .list-item i { font-size: 1.2em; color: var(--accent-gradient-start, #34c759); opacity: 0.8; }
-        .centered-cta { text-align: center; margin-top: var(--padding-l); }
-        .footer-greeting { text-align: center; color: var(--text-secondary-color); font-size: 0.9em; margin-top: var(--padding-l); }
+            background-color: var(--card-bg);
+            border-radius: var(--border-radius-lg);
+            padding: var(--padding-lg);
+            border: 1px solid var(--border-color);
+            box-shadow: 0 8px 25px var(--shadow-color);
+            transition: transform 0.3s ease, box-shadow 0.3s ease;
+            overflow: hidden; /* Ensure children don't overflow rounded corners */
+        }
+        .section-card:hover {
+             transform: translateY(-3px);
+             box-shadow: 0 12px 30px var(--shadow-color);
+        }
+        .section-title {
+            font-size: 2em;
+            font-weight: 800;
+            margin-bottom: var(--padding-sm);
+            line-height: 1.2;
+            letter-spacing: -0.8px;
+            background: linear-gradient(90deg, var(--text-primary), var(--text-secondary));
+            -webkit-background-clip: text;
+            -webkit-text-fill-color: transparent;
+        }
+        .section-subtitle { font-size: 1.1em; font-weight: 500; color: var(--text-secondary); margin-bottom: var(--padding-md); }
+        .description { font-size: 1em; line-height: 1.7; color: var(--text-secondary); margin-bottom: var(--padding-lg); }
+        .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); gap: var(--padding-md); margin-top: var(--padding-lg); }
+        .stat-item { background-color: rgba(255, 255, 255, 0.05); padding: var(--padding-md); border-radius: var(--border-radius-md); text-align: center; border: 1px solid rgba(255, 255, 255, 0.08); transition: background-color 0.3s ease;}
+        .stat-item:hover { background-color: rgba(255, 255, 255, 0.1); }
+        .stat-value { font-size: 1.8em; font-weight: 700; display: block; color: var(--text-primary); }
+        .stat-value i { font-size: 0.8em; margin-right: 4px; opacity: 0.7; }
+        .stat-label { font-size: 0.85em; color: var(--text-muted); display: block; margin-top: var(--padding-xs); text-transform: uppercase; letter-spacing: 0.5px; }
+        .list-item { background-color: rgba(255, 255, 255, 0.05); padding: var(--padding-md); border-radius: var(--border-radius-md); margin-bottom: var(--padding-sm); display: flex; align-items: center; gap: var(--padding-md); font-size: 1.1em; font-weight: 500; border: 1px solid rgba(255, 255, 255, 0.08); transition: background-color 0.3s ease; }
+        .list-item:hover { background-color: rgba(255, 255, 255, 0.1); }
+        .list-item i { font-size: 1.3em; color: var(--accent-primary-start); opacity: 0.9; }
+        .footer-greeting { text-align: center; color: var(--text-muted); font-size: 0.9em; margin-top: var(--padding-xl); }
         .save-card-button {
             position: fixed;
             bottom: 20px;
             left: 50%;
             transform: translateX(-50%);
-            padding: 12px 24px;
-            border-radius: 25px;
-            background: var(--accent-gradient-green);
-            color: var(--text-color);
+            padding: 14px 28px;
+            border-radius: 30px;
+            background: linear-gradient(90deg, var(--accent-secondary-start), var(--accent-secondary-end));
+            color: var(--text-primary);
             text-decoration: none;
-            font-weight: 600;
+            font-weight: 700;
             border: none;
             cursor: pointer;
-            transition: opacity 0.2s ease, transform 0.2s ease;
+            transition: all 0.3s ease;
             z-index: 1000;
-            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
-            font-size: 1em;
+            box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
+            font-size: 1.05em;
             display: flex;
             align-items: center;
-            gap: 8px;
+            gap: 10px;
         }
-        .save-card-button:hover { opacity: 0.9; transform: translateX(-50%) scale(1.03); }
+        .save-card-button:hover { opacity: 0.9; transform: translateX(-50%) scale(1.05); box-shadow: 0 8px 25px rgba(16, 185, 129, 0.5); }
 
+        /* Modal Styles (Enhanced) */
         .modal {
-            display: none; /* Hidden by default */
-            position: fixed; /* Stay in place */
-            z-index: 1001; /* Sit on top */
-            left: 0;
-            top: 0;
-            width: 100%; /* Full width */
-            height: 100%; /* Full height */
-            overflow: auto; /* Enable scroll if needed */
-            background-color: rgba(0,0,0,0.6); /* Black w/ opacity */
-            padding-top: 60px; /* Location of the box */
+            display: none; position: fixed; z-index: 1001;
+            left: 0; top: 0; width: 100%; height: 100%;
+            overflow: auto; background-color: rgba(15, 23, 42, 0.8); /* Slate 900 with opacity */
+            backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
+            display: flex; align-items: center; justify-content: center;
+            animation: fadeIn 0.3s ease-out;
         }
+        @keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
         .modal-content {
-            background-color: var(--card-bg, #2c2c2e);
-            color: var(--text-color, #ffffff);
-            margin: 5% auto; /* 5% from the top and centered */
-            padding: var(--padding-l, 24px);
-            border: 1px solid rgba(255, 255, 255, 0.1);
-            width: 85%; /* Could be more or less, depending on screen size */
-            max-width: 450px;
-            border-radius: var(--border-radius-l, 16px);
-            text-align: center;
-            position: relative;
-            box-shadow: 0 5px 20px rgba(0,0,0,0.3);
+            background-color: var(--card-bg); color: var(--text-primary);
+            margin: auto; padding: var(--padding-xl);
+            border: 1px solid var(--border-color);
+            width: 85%; max-width: 450px;
+            border-radius: var(--border-radius-lg);
+            text-align: center; position: relative;
+            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
+            animation: scaleUp 0.3s ease-out;
         }
+        @keyframes scaleUp { from { transform: scale(0.9); opacity: 0; } to { transform: scale(1); opacity: 1; } }
         .modal-close {
-            color: var(--text-secondary-color, #aaa);
-            position: absolute;
-            top: 10px;
-            right: 15px;
-            font-size: 28px;
-            font-weight: bold;
-            cursor: pointer;
-            line-height: 1;
+            color: var(--text-muted); position: absolute;
+            top: 15px; right: 20px; font-size: 28px;
+            font-weight: bold; cursor: pointer; line-height: 1;
+            transition: color 0.3s ease, transform 0.3s ease;
         }
-        .modal-close:hover,
-        .modal-close:focus {
-            color: var(--text-color, #fff);
-            text-decoration: none;
+        .modal-close:hover { color: var(--text-primary); transform: rotate(90deg); }
+        .modal-text { font-size: 1.15em; line-height: 1.6; margin-bottom: var(--padding-md); word-wrap: break-word; }
+        .modal-text b { color: var(--accent-secondary-start); font-weight: 700; }
+        .modal-instruction { font-size: 0.95em; color: var(--text-muted); margin-top: var(--padding-sm); }
+
+        /* Icons */
+        [class^="icon-"]::before {
+            display: inline-block;
+            font-style: normal;
+            font-variant: normal;
+            text-rendering: auto;
+            -webkit-font-smoothing: antialiased;
+            margin-right: 8px;
+            opacity: 0.9;
+            font-size: 1.1em; /* Slightly larger icons */
         }
-        .modal-text {
-            font-size: 1.1em;
-            line-height: 1.6;
-            margin-bottom: var(--padding-m, 16px);
-            word-wrap: break-word;
-        }
-        .modal-instruction {
-             font-size: 0.9em;
-             color: var(--text-secondary-color, #a0a0a5);
-             margin-top: var(--padding-s, 8px);
-        }
-
-        .icon-save::before { content: '💾'; margin-right: 5px; }
-        .icon-web::before { content: '🌐'; margin-right: 5px; }
-        .icon-mobile::before { content: '📱'; margin-right: 5px; }
-        .icon-code::before { content: '💻'; margin-right: 5px; }
-        .icon-ai::before { content: '🧠'; margin-right: 5px; }
-        .icon-quantum::before { content: '⚛️'; margin-right: 5px; }
-        .icon-business::before { content: '💼'; margin-right: 5px; }
-        .icon-speed::before { content: '⚡️'; margin-right: 5px; }
-        .icon-complexity::before { content: '🧩'; margin-right: 5px; }
-        .icon-experience::before { content: '⏳'; margin-right: 5px; }
-        .icon-clients::before { content: '👥'; margin-right: 5px; }
-        .icon-market::before { content: '📈'; margin-right: 5px; }
-        .icon-location::before { content: '📍'; margin-right: 5px; }
-        .icon-global::before { content: '🌍'; margin-right: 5px; }
-        .icon-innovation::before { content: '💡'; margin-right: 5px; }
-        .icon-contact::before { content: '💬'; margin-right: 5px; }
-        .icon-link::before { content: '🔗'; margin-right: 5px; }
-        .icon-leader::before { content: '🏆'; margin-right: 5px; }
-        .icon-company::before { content: '🏢'; margin-right: 5px; }
+        .icon-save::before { content: '💾'; color: #a7f3d0; } /* Emerald 200 */
+        .icon-web::before { content: '🌐'; color: #93c5fd; } /* Blue 300 */
+        .icon-mobile::before { content: '📱'; color: #a5b4fc; } /* Indigo 300 */
+        .icon-code::before { content: '💻'; color: #fde047; } /* Yellow 400 */
+        .icon-ai::before { content: '🧠'; color: #f9a8d4; } /* Pink 300 */
+        .icon-quantum::before { content: '⚛️'; color: #d8b4fe; } /* Purple 300 */
+        .icon-business::before { content: '💼'; color: #fdba74; } /* Orange 300 */
+        .icon-speed::before { content: '⚡️'; color: #facc15; } /* Amber 400 */
+        .icon-complexity::before { content: '🧩'; color: #a7f3d0; } /* Emerald 200 */
+        .icon-experience::before { content: '⏳'; color: #fca5a5; } /* Red 300 */
+        .icon-clients::before { content: '👥'; color: #67e8f9; } /* Cyan 300 */
+        .icon-market::before { content: '📈'; color: #86efac; } /* Green 300 */
+        .icon-location::before { content: '📍'; color: #f87171; } /* Red 400 */
+        .icon-global::before { content: '🌍'; color: #60a5fa; } /* Blue 400 */
+        .icon-innovation::before { content: '💡'; color: #fcd34d; } /* Amber 300 */
+        .icon-contact::before { content: '💬'; color: #5eead4; } /* Teal 300 */
+        .icon-link::before { content: '🔗'; color: #9ca3af; } /* Gray 400 */
+        .icon-leader::before { content: '🏆'; color: #fde047; } /* Yellow 400 */
+        .icon-company::before { content: '🏢'; color: #a5b4fc; } /* Indigo 300 */
     </style>
 </head>
 <body>
     <div class="container">
 
-        <section class="morshen-group-intro">
+        <section class="morshen-group-intro section-card" style="border-top: 4px solid var(--accent-primary-start);">
             <div class="header">
                  <div class="logo">
                      <img src="https://huggingface.co/spaces/Aleksmorshen/Telemap8/resolve/main/morshengroup.jpg" alt="Morshen Group Logo">
@@ -353,51 +412,53 @@ TEMPLATE = """
                 </div>
                 <a href="#" class="btn contact-link"><i class="icon-contact"></i>Связаться</a>
             </div>
-            <div>
+            <div style="margin: var(--padding-sm) 0 var(--padding-md) 0;">
                 <span class="tag"><i class="icon-leader"></i>Лидер инноваций 2025</span>
+                <span class="tag"><i class="icon-global"></i>Международный</span>
             </div>
-            <h1 class="section-title">Международный IT холдинг</h1>
+            <h1 class="section-title" style="font-size: 2.4em;">Международный IT холдинг</h1>
             <p class="description">
                 Объединяем передовые технологические компании для создания инновационных
-                решений мирового уровня.
+                решений мирового уровня, формируя цифровое будущее.
             </p>
-             <a href="#" class="btn contact-link" style="background: var(--accent-gradient-green); width: 100%; margin-top: var(--padding-s);">
+             <a href="#" class="btn btn-cta contact-link" style="width: 100%; margin-top: var(--padding-md); padding: 14px 0;">
                  <i class="icon-contact"></i>Связаться с нами
              </a>
         </section>
 
          <section class="ecosystem-header">
-             <span class="tag"><i class="icon-company"></i>Наши компании</span>
-             <h2 class="section-title">Экосистема инноваций</h2>
-             <p class="description">
+             <div style="text-align: center; margin-bottom: var(--padding-md);">
+                 <span class="tag"><i class="icon-company"></i>Наши компании</span>
+             </div>
+             <h2 class="section-title" style="text-align: center;">Экосистема Инноваций</h2>
+             <p class="description" style="text-align: center; max-width: 550px; margin-left: auto; margin-right: auto;">
                  В состав холдинга входят компании, специализирующиеся на различных
-                 направлениях передовых технологий.
+                 направлениях передовых технологий, от ИИ до веб-разработки.
              </p>
          </section>
 
         <section class="section-card">
             <div class="logo">
-                 <img src="https://huggingface.co/spaces/Aleksmorshen/Telemap8/resolve/main/morshengroup.jpg" alt="Morshen Alpha Logo">
-                <span style="font-size: 1.3em; font-weight: 600;">Morshen Alpha</span>
+                 <img src="https://huggingface.co/spaces/Aleksmorshen/Telemap8/resolve/main/morshengroup.jpg" alt="Morshen Alpha Logo" style="width: 45px; height: 45px;">
+                <span style="font-size: 1.5em; font-weight: 700;">Morshen Alpha</span>
             </div>
-            <div style="margin: var(--padding-m) 0;">
+            <div style="margin: var(--padding-md) 0;">
                 <span class="tag"><i class="icon-ai"></i>Искусственный интеллект</span>
                 <span class="tag"><i class="icon-quantum"></i>Квантовые технологии</span>
                 <span class="tag"><i class="icon-business"></i>Бизнес-решения</span>
             </div>
             <p class="description">
-                Флагманская компания холдинга, специализирующаяся на разработке передовых
-                бизнес-решений, исследованиях и разр��ботках в сфере искусственного интеллекта
-                и квантовых технологий. Наши инновации формируют будущее технологической индустрии.
+                Флагманская R&D компания холдинга. Специализируемся на разработке прорывных
+                бизнес-решений, исследованиях в сфере ИИ и квантовых технологий. Наши инновации формируют будущее индустрии.
             </p>
             <div class="stats-grid">
                 <div class="stat-item">
                     <span class="stat-value"><i class="icon-global"></i> 3</span>
-                    <span class="stat-label">Страны присутствия</span>
+                    <span class="stat-label">Страны</span>
                 </div>
                 <div class="stat-item">
-                    <span class="stat-value"><i class="icon-clients"></i> 3000+</span>
-                    <span class="stat-label">Готовых клиентов</span>
+                    <span class="stat-value"><i class="icon-clients"></i> 3K+</span>
+                    <span class="stat-label">Клиенты</span>
                 </div>
                 <div class="stat-item">
                     <span class="stat-value"><i class="icon-market"></i> 5</span>
@@ -408,19 +469,18 @@ TEMPLATE = """
 
         <section class="section-card">
              <div class="logo">
-                 <img src="https://huggingface.co/spaces/holmgardstudio/dev/resolve/main/image.jpg" alt="Holmgard Logo" style="width: 50px; height: 50px;">
-                <span style="font-size: 1.3em; font-weight: 600;">Holmgard</span>
+                 <img src="https://huggingface.co/spaces/holmgardstudio/dev/resolve/main/image.jpg" alt="Holmgard Logo" style="width: 45px; height: 45px;">
+                <span style="font-size: 1.5em; font-weight: 700;">Holmgard</span>
             </div>
-             <div style="margin: var(--padding-m) 0;">
+             <div style="margin: var(--padding-md) 0;">
                  <span class="tag"><i class="icon-web"></i>Веб-разработка</span>
                  <span class="tag"><i class="icon-mobile"></i>Мобильные приложения</span>
-                 <span class="tag"><i class="icon-code"></i>Программное обеспечение</span>
+                 <span class="tag"><i class="icon-code"></i>ПО на заказ</span>
              </div>
              <p class="description">
-                Инновационная студия разработки, создающая высокотехнологичные решения
-                для бизнеса любого масштаба. Специализируется на разработке сайтов,
-                мобильных приложений и программного обеспечения с использованием
-                передовых технологий и методологий.
+                Инновационная студия разработки, создающая высокотехнологичные цифровые продукты
+                для бизнеса любого масштаба. Сайты, мобильные приложения и ПО с использованием
+                передовых технологий и гибких методологий.
              </p>
              <div class="stats-grid">
                  <div class="stat-item">
@@ -428,25 +488,27 @@ TEMPLATE = """
                      <span class="stat-label">Лет опыта</span>
                  </div>
                  <div class="stat-item">
-                     <span class="stat-value"><i class="icon-complexity"></i> ПО</span>
-                     <span class="stat-label">Любой сложности</span>
+                     <span class="stat-value"><i class="icon-complexity"></i> ∞</span>
+                     <span class="stat-label">Сложность</span>
                  </div>
                  <div class="stat-item">
                      <span class="stat-value"><i class="icon-speed"></i></span>
-                     <span class="stat-label">Высокая скорость</span>
+                     <span class="stat-label">Скорость</span>
                  </div>
              </div>
-             <div style="display: flex; gap: var(--padding-s); margin-top: var(--padding-m); flex-wrap: wrap;">
-                 <a href="https://holmgard.ru" target="_blank" class="btn btn-secondary" style="flex-grow: 1;"><i class="icon-link"></i>Перейти на сайт</a>
+             <div style="display: flex; gap: var(--padding-md); margin-top: var(--padding-lg); flex-wrap: wrap;">
+                 <a href="https://holmgard.ru" target="_blank" class="btn btn-secondary" style="flex-grow: 1;"><i class="icon-link"></i>Веб-сайт</a>
                  <a href="#" class="btn contact-link" style="flex-grow: 1;"><i class="icon-contact"></i>Связаться</a>
              </div>
         </section>
 
         <section>
-            <span class="tag"><i class="icon-global"></i>Глобальное присутствие</span>
-            <h2 class="section-title">Международное присутствие</h2>
-            <p class="description">Наши инновационные решения используются в странах:</p>
-            <div>
+            <div style="text-align: center; margin-bottom: var(--padding-md);">
+                <span class="tag"><i class="icon-global"></i>Глобальное Присутствие</span>
+            </div>
+            <h2 class="section-title" style="text-align: center;">География Присутствия</h2>
+            <p class="description" style="text-align: center;">Наши инновационные решения активно используются в странах:</p>
+            <div style="display: flex; flex-direction: column; gap: var(--padding-sm);">
                 <div class="list-item"><i class="icon-location"></i>Узбекистан</div>
                 <div class="list-item"><i class="icon-location"></i>Казахстан</div>
                 <div class="list-item"><i class="icon-location"></i>Кыргызстан</div>
@@ -463,6 +525,7 @@ TEMPLATE = """
         <i class="icon-save"></i>Сохранить визитку
     </button>
 
+    <!-- The Modal -->
     <div id="saveModal" class="modal">
       <div class="modal-content">
         <span class="modal-close" id="modal-close-btn">×</span>
@@ -472,9 +535,36 @@ TEMPLATE = """
       </div>
     </div>
 
+
     <script>
         const tg = window.Telegram.WebApp;
 
+        function applyTheme(themeParams) {
+            // Example of adapting to TG theme (can be more complex)
+            const isDark = themeParams.bg_color && themeParams.bg_color.startsWith('#') && parseInt(themeParams.bg_color.substring(1), 16) < parseInt('888888', 16);
+
+            if (isDark) {
+                // Use default dark theme or potentially adjust CSS vars based on themeParams
+                document.body.classList.add('tg-dark'); // Add a class to target specific styles
+            } else {
+                // Use default light theme or adjust
+                document.body.classList.remove('tg-dark');
+            }
+
+             // Apply specific colors if available (more granular control)
+             if (themeParams.bg_color) document.documentElement.style.setProperty('--tg-bg-color', themeParams.bg_color);
+             if (themeParams.text_color) document.documentElement.style.setProperty('--tg-text-color', themeParams.text_color);
+             if (themeParams.button_color) {
+                document.documentElement.style.setProperty('--tg-button-color', themeParams.button_color);
+                // Example: Update accent gradient if needed based on button color
+                // document.documentElement.style.setProperty('--accent-primary-start', themeParams.button_color);
+             }
+             if (themeParams.button_text_color) document.documentElement.style.setProperty('--tg-button-text-color', themeParams.button_text_color);
+             if (themeParams.secondary_bg_color) document.documentElement.style.setProperty('--tg-secondary-bg-color', themeParams.secondary_bg_color);
+
+            console.log("Applied Telegram Theme:", themeParams);
+        }
+
         function setupTelegram() {
             if (!tg || !tg.initData) {
                  console.error("Telegram WebApp script not loaded or initData is missing.");
@@ -487,68 +577,62 @@ TEMPLATE = """
             tg.ready();
             tg.expand();
 
-            const themeParams = tg.themeParams;
-            document.documentElement.style.setProperty('--bg-color', themeParams.bg_color || '#1c1c1e');
-            document.documentElement.style.setProperty('--text-color', themeParams.text_color || '#ffffff');
-            document.documentElement.style.setProperty('--hint-color', themeParams.hint_color || '#a0a0a5');
-            document.documentElement.style.setProperty('--link-color', themeParams.link_color || '#007aff');
-            document.documentElement.style.setProperty('--button-color', themeParams.button_color || '#007aff');
-            document.documentElement.style.setProperty('--button-text-color', themeParams.button_text_color || '#ffffff');
-            document.documentElement.style.setProperty('--card-bg', themeParams.secondary_bg_color || '#2c2c2e');
-             if (themeParams.button_color) {
-                 document.documentElement.style.setProperty('--accent-gradient-start', themeParams.button_color);
-                 // Adjust button gradients if needed based on theme
-                 document.querySelectorAll('.btn').forEach(btn => {
-                     if (!btn.classList.contains('btn-secondary') && !btn.style.background.includes('green')) { // Avoid overriding special buttons
-                        btn.style.background = themeParams.button_color;
-                     }
-                 });
-                  document.querySelectorAll('.save-card-button').forEach(btn => {
-                     // Optional: theme the save button too, or keep it green
-                     // btn.style.background = themeParams.button_color;
-                 });
-             }
+            // Apply Theme
+            applyTheme(tg.themeParams || {});
+            tg.onEvent('themeChanged', () => applyTheme(tg.themeParams));
+
 
+             // Send initData for verification and user logging
              fetch('/verify', {
                  method: 'POST',
-                 headers: {
-                     'Content-Type': 'application/json',
-                 },
+                 headers: { 'Content-Type': 'application/json', },
                  body: JSON.stringify({ initData: tg.initData }),
              })
              .then(response => response.json())
              .then(data => {
                  if (data.status === 'ok' && data.verified) {
-                     console.log('Backend verification successful.');
+                     console.log('Backend verification successful.', data.user);
                  } else {
                      console.warn('Backend verification failed:', data.message);
-                     // Optionally inform user verification failed if critical
-                     // tg.showAlert('Не удалось проверить ваши данные.');
+                     // Optional: Show visual warning in the UI
+                     // const greetingElement = document.getElementById('greeting');
+                     // if(greetingElement) greetingElement.innerHTML += ' <span style="color: yellow;">(верификация не пройдена)</span>';
                  }
              })
              .catch(error => {
                  console.error('Error sending initData for verification:', error);
-                  // tg.showAlert('Произошла ошибка при связи с сервером.');
              });
 
+
+             // User Greeting (using unsafe data for speed)
              const user = tg.initDataUnsafe?.user;
              const greetingElement = document.getElementById('greeting');
              if (user) {
-                 const name = user.first_name || user.username || 'User';
+                 const firstName = user.first_name || '';
+                 const lastName = user.last_name || '';
+                 const username = user.username ? `@${user.username}` : '';
+                 const name = `${firstName} ${lastName}`.trim() || username || 'Гость';
                  greetingElement.textContent = `Добро пожаловать, ${name}! 👋`;
              } else {
                  greetingElement.textContent = 'Добро пожаловать!';
                  console.warn('Telegram User data not available (initDataUnsafe.user is empty).');
              }
 
+             // Contact Links
              const contactButtons = document.querySelectorAll('.contact-link');
              contactButtons.forEach(button => {
                  button.addEventListener('click', (e) => {
                      e.preventDefault();
-                     tg.openTelegramLink('https://t.me/morshenkhan');
+                     try {
+                         tg.openTelegramLink('https://t.me/morshenkhan'); // Replace with actual contact username
+                     } catch (err) {
+                         console.error("Failed to open TG link:", err);
+                         window.open('https://t.me/morshenkhan', '_blank'); // Fallback
+                     }
                  });
              });
 
+             // Modal Setup
              const modal = document.getElementById("saveModal");
              const saveCardBtn = document.getElementById("save-card-btn");
              const closeBtn = document.getElementById("modal-close-btn");
@@ -556,9 +640,9 @@ TEMPLATE = """
              if (saveCardBtn && modal && closeBtn) {
                  saveCardBtn.addEventListener('click', (e) => {
                      e.preventDefault();
-                     modal.style.display = "block";
+                     modal.style.display = "flex"; // Use flex for centering
                      if (tg.HapticFeedback) {
-                        tg.HapticFeedback.impactOccurred('light');
+                         tg.HapticFeedback.impactOccurred('light');
                      }
                  });
 
@@ -566,8 +650,9 @@ TEMPLATE = """
                      modal.style.display = "none";
                  });
 
-                 window.addEventListener('click', (event) => {
-                     if (event.target == modal) {
+                 // Close modal if clicked outside the content (on the backdrop)
+                 modal.addEventListener('click', (event) => {
+                     if (event.target === modal) { // Check if the click is directly on the modal backdrop
                          modal.style.display = "none";
                      }
                  });
@@ -575,197 +660,261 @@ TEMPLATE = """
                  console.error("Modal elements not found!");
              }
 
-             document.body.style.visibility = 'visible';
+             document.body.style.visibility = 'visible'; // Make body visible now
+         }
+
+        // Initialize Telegram WebApp robustly
+         try {
+             if (tg && tg.initData) {
+                 setupTelegram();
+             } else {
+                  console.log("Telegram WebApp object not immediately available, waiting for window.load");
+                 window.addEventListener('load', setupTelegram);
+             }
+         } catch (e) {
+             console.error("Error during initial Telegram WebApp setup:", e);
+              const greetingElement = document.getElementById('greeting');
+             if(greetingElement) greetingElement.textContent = 'Ошибка инициализации Telegram.';
+             document.body.style.visibility = 'visible'; // Show body anyway on error
          }
 
-        if (window.Telegram && window.Telegram.WebApp) {
-            setupTelegram();
-        } else {
-            window.addEventListener('load', setupTelegram);
-             setTimeout(() => {
-                 if (document.body.style.visibility !== 'visible') {
-                      console.error("Telegram WebApp script fallback timeout triggered.");
-                      const greetingElement = document.getElementById('greeting');
-                      if(greetingElement) greetingElement.textContent = 'Ошибка загрузки Telegram.';
-                      document.body.style.visibility = 'visible';
+
+         // Fallback timeout in case 'load' doesn't fire or TG script fails silently
+         setTimeout(() => {
+             if (document.body.style.visibility !== 'visible') {
+                  console.error("Telegram WebApp script fallback timeout triggered. Forcing visibility.");
+                  const greetingElement = document.getElementById('greeting');
+                  if(greetingElement && greetingElement.textContent.includes('Загрузка')) {
+                      greetingElement.textContent = 'Ошибка загрузки Telegram.';
                   }
-             }, 3000);
-        }
+                  document.body.style.visibility = 'visible';
+                  // Attempt setup one last time if it failed
+                  if (typeof window.Telegram !== 'undefined' && typeof window.Telegram.WebApp !== 'undefined') {
+                      setupTelegram();
+                  }
+              }
+         }, 4000); // Increased timeout
 
     </script>
 </body>
 </html>
 """
 
+# Admin Panel Template
 ADMIN_TEMPLATE = """
 <!DOCTYPE html>
 <html lang="ru">
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Admin - Visited Users</title>
+    <title>Admin - Посетители</title>
+    <link rel="preconnect" href="https://fonts.googleapis.com">
+    <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+    <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap" rel="stylesheet">
     <style>
-        body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; background-color: #f0f2f5; color: #1c1c1e; margin: 0; padding: 20px; }
-        h1, h2 { text-align: center; color: #333; font-weight: 600; }
-        .container { max-width: 1200px; margin: 20px auto; background-color: #fff; padding: 20px; border-radius: 12px; box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
-        .user-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; margin-top: 20px; }
-        .user-card { background-color: #f8f9fa; border: 1px solid #dee2e6; border-radius: 8px; padding: 15px; box-shadow: 0 2px 5px rgba(0,0,0,0.05); display: flex; flex-direction: column; align-items: center; text-align: center; transition: transform 0.2s ease, box-shadow 0.2s ease; }
-        .user-card:hover { transform: translateY(-3px); box-shadow: 0 4px 10px rgba(0,0,0,0.1); }
-        .user-card img { width: 70px; height: 70px; border-radius: 50%; margin-bottom: 12px; object-fit: cover; border: 2px solid #ced4da; background-color: #e9ecef; }
-        .user-card .name { font-weight: 600; font-size: 1.1em; margin-bottom: 4px; color: #212529; }
-        .user-card .username { color: #007bff; margin-bottom: 8px; font-size: 0.95em; word-break: break-all; }
-        .user-card .details { font-size: 0.9em; color: #495057; line-height: 1.4; }
-        .user-card .timestamp { font-size: 0.8em; color: #6c757d; margin-top: 12px; }
-        .no-users { text-align: center; color: #6c757d; margin-top: 30px; font-size: 1.1em; }
-        .alert { background-color: #fff3cd; border-left: 6px solid #ffc107; margin-bottom: 20px; padding: 12px 18px; color: #856404; border-radius: 4px; text-align: center; font-weight: 500;}
-        .action-buttons { margin-top: 30px; text-align: center; padding-bottom: 10px;}
-        .action-buttons button {
-             padding: 10px 18px; border: none; border-radius: 8px;
-             background-color: #007bff; color: white;
-             font-weight: 500; cursor: pointer; margin: 0 10px;
-             transition: background-color 0.2s ease, box-shadow 0.2s ease;
-             font-size: 0.95em;
+        :root {
+            --admin-bg: #f8fafc; /* Slate 50 */
+            --admin-text: #1e293b; /* Slate 800 */
+            --admin-card-bg: #ffffff;
+            --admin-border: #e2e8f0; /* Slate 200 */
+            --admin-shadow: rgba(0, 0, 0, 0.05);
+            --admin-accent: #3b82f6; /* Blue 500 */
+            --admin-text-muted: #64748b; /* Slate 500 */
+            --admin-danger-bg: #fee2e2; /* Red 100 */
+            --admin-danger-text: #b91c1c; /* Red 700 */
+            --admin-danger-border: #ef4444; /* Red 500 */
+            --border-radius-md: 8px;
+            --padding-md: 16px;
+            --padding-lg: 24px;
+            --font-family: 'Inter', sans-serif;
+        }
+        body {
+            font-family: var(--font-family);
+            background-color: var(--admin-bg);
+            color: var(--admin-text);
+            margin: 0;
+            padding: var(--padding-lg);
+            line-height: 1.6;
+        }
+        h1 {
+            text-align: center;
+            color: var(--admin-text);
+            font-weight: 700;
+            margin-bottom: var(--padding-lg);
+        }
+        .user-grid {
+            display: grid;
+            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
+            gap: var(--padding-lg);
+            margin-top: var(--padding-lg);
+        }
+        .user-card {
+            background-color: var(--admin-card-bg);
+            border-radius: var(--border-radius-md);
+            padding: var(--padding-lg);
+            box-shadow: 0 4px 10px var(--admin-shadow);
+            border: 1px solid var(--admin-border);
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+            text-align: center;
+            transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
+        }
+        .user-card:hover {
+            transform: translateY(-3px);
+            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
+        }
+        .user-card img {
+            width: 80px;
+            height: 80px;
+            border-radius: 50%;
+            margin-bottom: var(--padding-md);
+            object-fit: cover;
+            border: 3px solid var(--admin-border);
+            background-color: #f1f5f9; /* Placeholder bg */
+        }
+        .user-card .name {
+            font-weight: 600;
+            font-size: 1.15em;
+            margin-bottom: 4px;
+            color: var(--admin-text);
+        }
+        .user-card .username {
+            color: var(--admin-accent);
+            margin-bottom: var(--padding-md);
+            font-size: 0.95em;
+            font-weight: 500;
+        }
+        .user-card .details {
+            font-size: 0.9em;
+            color: var(--admin-text-muted);
+            word-break: break-word; /* Ensure long IDs don't overflow */
+            width: 100%;
+            line-height: 1.5;
+        }
+         .user-card .details span { display: block; margin-bottom: 4px; }
+         .user-card .details strong { color: #475569; } /* Slate 600 */
+        .user-card .timestamp {
+            font-size: 0.8em;
+            color: #94a3b8; /* Slate 400 */
+            margin-top: var(--padding-md);
+        }
+        .no-users {
+            text-align: center;
+            color: var(--admin-text-muted);
+            margin-top: 40px;
+            font-size: 1.1em;
+        }
+        .alert {
+            background-color: var(--admin-danger-bg);
+            border-left: 5px solid var(--admin-danger-border);
+            margin-bottom: var(--padding-lg);
+            padding: var(--padding-md);
+            color: var(--admin-danger-text);
+            border-radius: var(--border-radius-md);
+            text-align: center;
+            font-weight: 500;
+        }
+        .total-users {
+            text-align: center;
+            font-size: 1.1em;
+            color: var(--admin-text-muted);
+            margin-bottom: var(--padding-lg);
+        }
+         .button-container {
+             text-align: center;
+             margin-bottom: 20px;
+         }
+         .button-container button {
+             padding: 10px 20px;
+             font-size: 1em;
+             cursor: pointer;
+             border: none;
+             border-radius: 6px;
+             background-color: var(--admin-accent);
+             color: white;
+             transition: background-color 0.3s ease;
+         }
+         .button-container button:hover {
+             background-color: #2563eb; /* Darker blue */
          }
-         .action-buttons button:hover { background-color: #0056b3; box-shadow: 0 2px 8px rgba(0, 123, 255, 0.4); }
-         .action-buttons .backup-btn { background-color: #28a745; }
-         .action-buttons .backup-btn:hover { background-color: #218838; box-shadow: 0 2px 8px rgba(40, 167, 69, 0.4); }
-         .action-buttons .download-btn { background-color: #17a2b8; }
-         .action-buttons .download-btn:hover { background-color: #138496; box-shadow: 0 2px 8px rgba(23, 162, 184, 0.4); }
-
-         /* Spinner */
-        .loader {
-            border: 4px solid #f3f3f3; border-radius: 50%; border-top: 4px solid #3498db;
-            width: 20px; height: 20px; animation: spin 1s linear infinite;
-            display: none; /* Hidden by default */ margin: 5px auto 0;
-        }
-        @keyframes spin { 0% { transform: rotate(0deg); } 100% { transform: rotate(360deg); } }
-        .button-loading .loader { display: inline-block; vertical-align: middle; margin-left: 8px; margin-top: -2px; }
-        button:disabled { opacity: 0.7; cursor: not-allowed; }
     </style>
 </head>
 <body>
-    <div class="container">
-        <h1>Admin Panel</h1>
-        <div class="alert">WARNING: This panel is not password protected. Implement authentication for production use.</div>
-
-        <div class="action-buttons">
-            <form id="backup-form" method="POST" action="{{ url_for('backup') }}" style="display: inline;">
-                <button type="submit" class="backup-btn" id="backup-btn">Backup to HF <span class="loader"></span></button>
-            </form>
-            <form id="download-form" method="POST" action="{{ url_for('download') }}" style="display: inline;">
-                 <button type="submit" class="download-btn" id="download-btn">Download from HF <span class="loader"></span></button>
-            </form>
-        </div>
-
-        <h2>Visited Users</h2>
-        {% if users %}
-            <div class="user-grid">
-                {% for user in users|sort(attribute='visited_at', reverse=true) %}
-                    <div class="user-card">
-                        <img src="{{ user.photo_url if user.photo_url else 'data:image/svg+xml;charset=UTF-8,%3csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 100 100%27%3e%3crect width=%27100%27 height=%27100%27 fill=%27%23e9ecef%27/%3e%3ctext x=%2750%25%27 y=%2755%25%27 dominant-baseline=%27middle%27 text-anchor=%27middle%27 font-size=%2745%27 font-family=%27sans-serif%27 fill=%27%23adb5bd%27%3e?%3c/text%3e%3c/svg%3e' }}" alt="User Avatar">
-                        <div class="name">{{ user.first_name or '' }} {{ user.last_name or '' }}</div>
-                        {% if user.username %}
-                            <div class="username"><a href="https://t.me/{{ user.username }}" target="_blank" title="Open profile">@{{ user.username }}</a></div>
-                        {% else %}
-                            <div class="username">- no username -</div>
-                        {% endif %}
-                        <div class="details">
-                            ID: {{ user.id }} <br>
-                            Lang: {{ user.language_code or 'N/A' }} <br>
-                        </div>
-                         <div class="timestamp">Last Visit: {{ user.visited_at_str }}</div>
-                    </div>
-                {% endfor %}
-            </div>
-        {% else %}
-            <p class="no-users">No user visit data recorded yet.</p>
-        {% endif %}
+    <h1>Панель Администратора - Посетители</h1>
+    <div class="alert">ВНИМАНИЕ: Этот раздел не защищен! Добавьте аутентификацию для реального использования.</div>
+
+    <div class="button-container">
+        <form method="POST" action="{{ url_for('force_backup') }}" style="display: inline;">
+            <button type="submit">Принудительно Загрузить на HF</button>
+        </form>
+         <form method="POST" action="{{ url_for('force_download') }}" style="display: inline; margin-left: 10px;">
+             <button type="submit" style="background-color: #059669;">Принудительно Скачать с HF</button>
+         </form>
     </div>
 
-    <script>
-        function handleFormSubmit(formId, buttonId) {
-            const form = document.getElementById(formId);
-            const button = document.getElementById(buttonId);
-            const loader = button.querySelector('.loader');
-
-            form.addEventListener('submit', function(event) {
-                event.preventDefault(); // Prevent default form submission
-
-                button.disabled = true;
-                loader.style.display = 'inline-block';
-                button.classList.add('button-loading');
-
-                fetch(form.action, {
-                    method: form.method,
-                    // No body needed for these actions unless sending data
-                })
-                .then(response => response.json()) // Expect JSON response
-                .then(data => {
-                    alert(data.message || 'Operation completed.'); // Show feedback
-                    if(formId === 'download-form' && data.success) {
-                         // Reload page after successful download to show updated data
-                         window.location.reload();
-                    }
-                })
-                .catch(error => {
-                    console.error('Error:', error);
-                    alert('An error occurred.');
-                })
-                .finally(() => {
-                    // Re-enable button and hide loader regardless of success/failure
-                    button.disabled = false;
-                    loader.style.display = 'none';
-                    button.classList.remove('button-loading');
-                });
-            });
-        }
-
-        handleFormSubmit('backup-form', 'backup-btn');
-        handleFormSubmit('download-form', 'download-btn');
-    </script>
+
+    {% if users %}
+        <p class="total-users">Всего уникальных посетителей: {{ users|length }}</p>
+        <div class="user-grid">
+            {% for user_id, user in users.items()|sort(attribute='1.visited_at', reverse=true) %}
+                <div class="user-card">
+                    <img src="{{ user.photo_url if user.photo_url else 'data:image/svg+xml;charset=UTF-8,%3csvg xmlns=%27http://www.w3.org/2000/svg%27 viewBox=%270 0 100 100%27%3e%3crect width=%27100%27 height=%27100%27 fill=%27%23e2e8f0%27/%3e%3ctext x=%2750%25%27 y=%2755%25%27 dominant-baseline=%27middle%27 text-anchor=%27middle%27 font-size=%2745%27 font-family=%27Inter, sans-serif%27 fill=%27%2394a3b8%27%3e{{ (user.first_name or '?')[0]|upper }}{{ (user.last_name or '?')[0]|upper if user.last_name }}%3c/text%3e%3c/svg%3e' }}" alt="User Avatar">
+                    <div class="name">{{ user.first_name or '' }} {{ user.last_name or '' }}</div>
+                    {% if user.username %}
+                        <div class="username">@{{ user.username }}</div>
+                    {% else %}
+                         <div class="username" style="opacity: 0.5;">(нет username)</div>
+                    {% endif %}
+                    <div class="details">
+                       <span><strong>ID:</strong> {{ user.id }}</span>
+                       <span><strong>Язык:</strong> {{ user.language_code or 'N/A' }}</span>
+                       <span><strong>Телефон:</strong> <span style="color: #f87171;">Недоступен</span></span>
+                    </div>
+                     <div class="timestamp">Визит: {{ user.visited_at_str }}</div>
+                </div>
+            {% endfor %}
+        </div>
+    {% else %}
+        <p class="no-users">Пока нет данных о посетителях.</p>
+    {% endif %}
 </body>
 </html>
 """
 
 # --- Flask Routes ---
-
 @app.route('/')
 def index():
     return render_template_string(TEMPLATE)
 
 @app.route('/verify', methods=['POST'])
 def verify_data():
-    start_time = time.time()
     try:
         data = request.get_json()
         init_data_str = data.get('initData')
         if not init_data_str:
-            logging.warning("Received request to /verify with missing initData.")
+            logging.warning("Verification request missing initData.")
             return jsonify({"status": "error", "message": "Missing initData"}), 400
 
-        # We parse the data *before* verification to potentially log user ID even on failure
-        user_info_dict = {}
-        parsed_data, is_valid = verify_telegram_data(init_data_str)
+        user_data_parsed, is_valid = verify_telegram_data(init_data_str)
 
-        if parsed_data and 'user' in parsed_data:
+        user_info_dict = {}
+        if user_data_parsed and 'user' in user_data_parsed:
             try:
-                # Make sure to decode the URL-encoded JSON string
-                user_json_str = unquote(parsed_data['user'][0])
+                user_json_str = unquote(user_data_parsed['user'][0])
                 user_info_dict = json.loads(user_json_str)
             except Exception as e:
                 logging.error(f"Could not parse user JSON from initData: {e}")
-                user_info_dict = {} # Ensure it's a dict even on error
-
-        user_id = user_info_dict.get('id')
+                user_info_dict = {}
 
         if is_valid:
+            user_id = user_info_dict.get('id')
             if user_id:
-                # Load current data, update, and save
-                all_user_data = load_data()
+                user_id_str = str(user_id) # Use string keys for JSON consistency
+                visited_users = load_user_data() # Load current data
+
                 now = time.time()
-                # Ensure ID is stored as string key for JSON compatibility
-                user_id_str = str(user_id)
-                all_user_data[user_id_str] = {
+                user_record = {
                      'id': user_id,
                      'first_name': user_info_dict.get('first_name'),
                      'last_name': user_info_dict.get('last_name'),
@@ -773,70 +922,81 @@ def verify_data():
                      'photo_url': user_info_dict.get('photo_url'),
                      'language_code': user_info_dict.get('language_code'),
                      'visited_at': now,
-                     'visited_at_str': datetime.fromtimestamp(now).strftime('%Y-%m-%d %H:%M:%S UTC') # Use UTC
+                     'visited_at_str': datetime.fromtimestamp(now).strftime('%Y-%m-%d %H:%M:%S')
                  }
-                save_data(all_user_data) # Save triggers HF upload
-                logging.info(f"Verified and recorded visit for user ID: {user_id}. Processing time: {time.time() - start_time:.4f}s")
-            else:
-                 logging.warning("Verification successful, but user ID missing in parsed data.")
+
+                # Update existing record or add new one
+                visited_users[user_id_str] = user_record
+                logging.info(f"User visit recorded/updated for ID: {user_id_str}")
+
+                save_user_data(visited_users) # Save updated data locally and trigger HF upload
 
             return jsonify({"status": "ok", "verified": True, "user": user_info_dict}), 200
         else:
-            logging.warning(f"Verification failed for user ID: {user_id if user_id else 'Unknown'}. Processing time: {time.time() - start_time:.4f}s")
+            logging.warning(f"Verification failed for potential user: {user_info_dict.get('id')}")
             return jsonify({"status": "error", "verified": False, "message": "Invalid data"}), 403
 
     except Exception as e:
-        logging.error(f"Error in /verify endpoint: {e}", exc_info=True)
+        logging.exception("Critical error in /verify endpoint") # Log full traceback
         return jsonify({"status": "error", "message": "Internal server error"}), 500
 
 @app.route('/admin')
 def admin_panel():
-    # WARNING: This route is unprotected! Add proper authentication/authorization for production.
-    user_data = load_data()
-    users_list = list(user_data.values())
-    return render_template_string(ADMIN_TEMPLATE, users=users_list)
-
-@app.route('/backup', methods=['POST'])
-def backup():
-    # WARNING: Protect this route in production
-    success = upload_db_to_hf()
-    if success:
-        return jsonify({"success": True, "message": "Backup to Hugging Face initiated successfully."}), 200
-    else:
-        return jsonify({"success": False, "message": "Backup to Hugging Face failed. Check logs."}), 500
-
-@app.route('/download', methods=['POST'])
-def download():
-    # WARNING: Protect this route in production
-    success = download_db_from_hf()
-    if success:
-         return jsonify({"success": True, "message": f"{DATA_FILE} downloaded successfully from Hugging Face. Refresh page to see changes."}), 200
-    else:
-        # It might fail because the repo/file doesn't exist, which isn't necessarily a server error
-         return jsonify({"success": False, "message": f"Failed to download {DATA_FILE} from Hugging Face. It might not exist yet. Check logs."}), 404
+    # WARNING: This route is unprotected! Add proper authentication/authorization.
+    users_data = load_user_data()
+    return render_template_string(ADMIN_TEMPLATE, users=users_data)
+
+@app.route('/force_backup', methods=['POST'])
+def force_backup():
+    # WARNING: Unprotected route
+    logging.info("Admin triggered force backup to Hugging Face.")
+    success = upload_user_data_to_hf()
+    # Redirect back to admin panel or show a message
+    # For now, just redirecting. Add flash messages for better UX.
+    return redirect(url_for('admin_panel'))
+
+@app.route('/force_download', methods=['POST'])
+def force_download():
+     # WARNING: Unprotected route
+     logging.info("Admin triggered force download from Hugging Face.")
+     download_user_data_from_hf()
+     # Redirect back to admin panel
+     return redirect(url_for('admin_panel'))
 
 
 # --- Main Execution ---
-
 if __name__ == '__main__':
-    # Initial load attempt on startup
-    logging.info("Application starting. Attempting initial data load...")
-    load_data()
-
-    print(f"\n--- SECURITY WARNING ---")
-    print(f"The /admin, /backup, /download routes are NOT password protected.")
-    print(f"Anyone knowing the URL can access visitor data and trigger backups/downloads.")
-    print(f"Implement proper authentication before deploying to production.")
-    print(f"------------------------")
-    print(f"Starting Flask server on http://{HOST}:{PORT}")
-    print(f"User data will be stored in: {DATA_FILE}")
-    if REPO_ID and HF_TOKEN_WRITE and HF_TOKEN_READ:
-         print(f"Hugging Face sync enabled for repo: {REPO_ID}")
+    if not BOT_TOKEN or ':' not in BOT_TOKEN:
+        logging.error("FATAL: BOT_TOKEN is not set or invalid.")
+        exit(1)
+    if not HF_TOKEN_WRITE:
+         logging.warning("HF_TOKEN_WRITE is not set. User data upload to Hugging Face will be disabled.")
+    if not HF_TOKEN_READ:
+        logging.warning("HF_TOKEN_READ is not set. Will try to use HF_TOKEN_WRITE for downloads if available.")
+
+    # Initial download of user data when the app starts
+    logging.info("Attempting initial download of user data...")
+    download_user_data_from_hf()
+
+    # Start the periodic backup thread
+    if HF_TOKEN_WRITE and HF_USER_DATA_REPO_ID:
+        backup_thread = threading.Thread(target=periodic_user_data_backup, daemon=True)
+        backup_thread.start()
+        logging.info("Periodic user data backup thread started.")
     else:
-         print(f"Hugging Face sync DISABLED (missing REPO_ID, HF_TOKEN_WRITE, or HF_TOKEN_READ)")
-    print(f"Using Bot Token ID: {BOT_TOKEN.split(':')[0]}")
-
-    # Use a production server like Gunicorn or Waitress instead of app.run() for deployment
-    # Example using waitress: waitress-serve --host=0.0.0.0 --port=7860 app:app
-    # For development:
-    app.run(host=HOST, port=PORT, debug=False) # Keep debug=False unless troubleshooting
+        logging.warning("Periodic backup disabled due to missing HF configuration.")
+
+
+    logging.info(f"--- SECURITY WARNING ---")
+    logging.info(f"The /admin, /force_backup, /force_download routes are NOT protected.")
+    logging.info(f"Implement proper security (e.g., password, IP restriction) before production.")
+    logging.info(f"------------------------")
+    logging.info(f"Starting Flask server on http://{HOST}:{PORT}")
+    logging.info(f"Using Bot Token ID: {BOT_TOKEN.split(':')[0]}")
+    logging.info(f"User data file: {USER_DATA_FILE}")
+    logging.info(f"User data HF Repo: {HF_USER_DATA_REPO_ID}")
+
+    # Use a production-ready server like Waitress or Gunicorn instead of app.run() for deployment
+    # from waitress import serve
+    # serve(app, host=HOST, port=PORT)
+    app.run(host=HOST, port=PORT, debug=False) # debug=False for production