Update app.py

app.py

@@ -2,73 +2,79 @@
 # -*- coding: utf-8 -*-
 
 import os
-import json
+from flask import Flask, request, Response, render_template_string, jsonify, redirect, url_for
 import hmac
 import hashlib
+import json
 from urllib.parse import unquote, parse_qs, quote
 import time
 from datetime import datetime
 import logging
-import threading
-from flask import Flask, request, Response, render_template_string, jsonify, redirect, url_for, send_file
 from huggingface_hub import HfApi, hf_hub_download
-from huggingface_hub.utils import RepositoryNotFoundError, HFValidationError
+from huggingface_hub.utils import RepositoryNotFoundError
 
-# --- Configuration ---
-BOT_TOKEN = os.getenv("BOT_TOKEN", "7566834146:AAGiG4MaTZZvvbTVsqEJVG5SYK5hUlc_Ewo") # Use environment variable or default
+# Configuration
+BOT_TOKEN = os.getenv("BOT_TOKEN", "7566834146:AAGiG4MaTZZvvbTVsqEJVG5SYK5hUlc_Ewo") # Use env var or default
 HOST = '0.0.0.0'
 PORT = 7860
-DATA_FILE = 'data.json'
-REPO_ID = "flpolprojects/teledata" # Target HF repo
-HF_TOKEN_WRITE = os.getenv("HF_TOKEN_WRITE", os.getenv("HF_TOKEN")) # Use specific write token or general HF_TOKEN
-HF_TOKEN_READ = os.getenv("HF_TOKEN_READ", os.getenv("HF_TOKEN")) # Use specific read token or general HF_TOKEN
-BACKUP_INTERVAL = 900 # seconds (15 minutes)
+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'.")
+
 
 app = Flask(__name__)
 
-# --- Logging Setup ---
+# Setup logging
 logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
 
-# --- Hugging Face & Data Handling ---
+# --- Hugging Face Sync Functions ---
 
-def load_user_data():
-    try:
-        with open(DATA_FILE, 'r', encoding='utf-8') as f:
-            data = json.load(f)
-        if not isinstance(data, dict):
-            logging.warning(f"{DATA_FILE} does not contain a valid dictionary. Resetting.")
-            return {}
-        logging.info(f"Successfully loaded user data from local {DATA_FILE}")
-        return data
-    except FileNotFoundError:
-        logging.info(f"{DATA_FILE} not found locally. Initializing empty data.")
-        return {}
-    except json.JSONDecodeError:
-        logging.error(f"Error decoding JSON from {DATA_FILE}. Initializing empty data.")
-        return {}
-    except Exception as e:
-        logging.error(f"Unexpected error loading user data: {e}")
-        return {}
-
-def save_user_data(data):
+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
     try:
-        with open(DATA_FILE, 'w', encoding='utf-8') as f:
-            json.dump(data, f, ensure_ascii=False, indent=4)
-        logging.info(f"Successfully saved user data to local {DATA_FILE}")
+        logging.info(f"Attempting to download {DATA_FILE} from Hugging Face repo {REPO_ID}")
+        hf_hub_download(
+            repo_id=REPO_ID,
+            filename=DATA_FILE,
+            repo_type="dataset",
+            token=HF_TOKEN_READ,
+            local_dir=".",
+            local_dir_use_symlinks=False,
+            force_download=True # Ensure latest version
+        )
+        logging.info(f"{DATA_FILE} successfully downloaded from Hugging Face.")
         return True
+    except RepositoryNotFoundError:
+        logging.warning(f"Hugging Face repository {REPO_ID} not found. Will create local {DATA_FILE} if needed.")
+        return False
     except Exception as e:
-        logging.error(f"Error saving user data to {DATA_FILE}: {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.")
+        else:
+            logging.error(f"Error downloading {DATA_FILE} from Hugging Face: {e}")
         return False
 
 def upload_db_to_hf():
-    if not HF_TOKEN_WRITE:
-        logging.warning("HF_TOKEN_WRITE not set. Skipping Hugging Face upload.")
+    if not HF_TOKEN_WRITE or not REPO_ID:
+        logging.warning("Skipping Hugging Face upload: Write token or Repo ID missing.")
         return False
     if not os.path.exists(DATA_FILE):
-        logging.warning(f"{DATA_FILE} not found. Skipping Hugging Face upload.")
+        logging.warning(f"Skipping Hugging Face upload: Local file {DATA_FILE} does not exist.")
         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,
@@ -76,72 +82,63 @@ def upload_db_to_hf():
             repo_id=REPO_ID,
             repo_type="dataset",
             token=HF_TOKEN_WRITE,
-            commit_message=f"Automated user data backup {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}"
+            commit_message=f"Update user data {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}"
         )
-        logging.info(f"Successfully uploaded {DATA_FILE} to Hugging Face repo {REPO_ID}")
+        logging.info(f"{DATA_FILE} successfully uploaded to Hugging Face.")
         return True
-    except HFValidationError:
-        logging.error("Hugging Face validation error. Check repository ID and token permissions.")
-        return False
     except Exception as e:
         logging.error(f"Error uploading {DATA_FILE} to Hugging Face: {e}")
         return False
 
-def download_db_from_hf():
-    if not HF_TOKEN_READ:
-        logging.warning("HF_TOKEN_READ not set. Skipping Hugging Face download.")
-        return False
+# --- Data Handling ---
+
+def load_data():
+    # Try to download the latest version first
+    download_db_from_hf()
     try:
-        hf_hub_download(
-            repo_id=REPO_ID,
-            filename=DATA_FILE,
-            repo_type="dataset",
-            token=HF_TOKEN_READ,
-            local_dir=".",
-            local_dir_use_symlinks=False, # Important for Docker/simple setups
-            force_download=True # Ensure we get the latest version
-        )
-        logging.info(f"Successfully downloaded {DATA_FILE} from Hugging Face repo {REPO_ID}")
-        return True
-    except RepositoryNotFoundError:
-        logging.warning(f"Hugging Face repository {REPO_ID} not found or {DATA_FILE} does not exist there yet.")
-        return False
-    except HFValidationError:
-        logging.error("Hugging Face validation error. Check repository ID and token permissions.")
-        return False
+        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
+    except json.JSONDecodeError:
+        logging.error(f"Error decoding JSON from {DATA_FILE}. Returning empty data.")
+        return {}
     except Exception as e:
-        logging.error(f"Error downloading {DATA_FILE} from Hugging Face: {e}")
-        return False
+        logging.error(f"Error loading data from {DATA_FILE}: {e}")
+        return {}
 
-def periodic_backup():
-    logging.info(f"Starting periodic backup thread. Interval: {BACKUP_INTERVAL} seconds.")
-    while True:
-        time.sleep(BACKUP_INTERVAL)
-        logging.info("Initiating periodic backup to Hugging Face...")
-        save_user_data(user_data_global) # Save current in-memory data before backup
+def save_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()
+    except Exception as e:
+        logging.error(f"Error saving data to {DATA_FILE}: {e}")
+
+# --- Telegram Verification ---
 
-# --- 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: No hash found in initData.")
+            logging.warning("Verification failed: Hash missing in initData.")
             return None, False
 
         data_check_list = []
         for key, value in sorted(parsed_data.items()):
-            # Decode URL-encoded values before adding
-            # Special handling for 'user' which might be double-encoded
-            if key == 'user':
-                # It's often already a JSON string, potentially URL-encoded
-                # The spec implies it should be taken as-is from the query string value
-                 data_check_list.append(f"{key}={value[0]}")
-            else:
-                 data_check_list.append(f"{key}={unquote(value[0])}")
-
+            # 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)
 
         secret_key = hmac.new("WebAppData".encode(), BOT_TOKEN.encode(), hashlib.sha256).digest()
@@ -150,24 +147,23 @@ 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, e.g., 24 hours, adjust as needed for security
-            if current_time - auth_date > 86400:
-                 logging.warning(f"Telegram InitData is older than 24 hours (Auth Date: {auth_date}, Current: {current_time}).")
-            # logging.info("Telegram data verified successfully.") # Can be noisy
+            # Allow slightly older data, maybe network latency. Adjust 3600 (1 hour) as needed.
+            if current_time - auth_date > 3600:
+                 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. Hash mismatch. Calculated: {calculated_hash}, Received: {received_hash}")
-            logging.debug(f"Data check string used for hash calculation:\n{data_check_string}")
+            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}")
             return parsed_data, False
     except Exception as e:
-        logging.error(f"Error verifying Telegram data: {e}", exc_info=True)
+        logging.error(f"Error verifying Telegram data: {e}")
         return None, False
 
-# --- Load initial data ---
-download_db_from_hf()
-user_data_global = load_user_data()
-
 # --- Templates ---
+
 TEMPLATE = """
 <!DOCTYPE html>
 <html lang="ru">
@@ -176,178 +172,174 @@ 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&display=swap" rel="stylesheet">
     <style>
         :root {
-            --bg-gradient-start: #10141F;
-            --bg-gradient-end: #1A202C;
-            --card-bg: rgba(45, 55, 72, 0.7);
-            --card-border: rgba(74, 85, 104, 0.5);
-            --text-primary: #E2E8F0;
-            --text-secondary: #A0AEC0;
-            --text-accent: #63B3ED; /* Light Blue Accent */
-            --accent-gradient: linear-gradient(90deg, #4299E1, #3182CE); /* Blue Gradient */
-            --accent-gradient-green: linear-gradient(90deg, #48BB78, #38A169); /* Green Gradient */
-            --tag-bg: rgba(74, 85, 104, 0.4);
-            --tag-text: #CBD5E0;
-            --stat-bg: rgba(255, 255, 255, 0.05);
-            --border-radius-sm: 6px;
-            --border-radius-md: 10px;
-            --border-radius-lg: 16px;
-            --padding-sm: 8px;
-            --padding-md: 16px;
-            --padding-lg: 24px;
-            --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
-            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
-            --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1), 0 2px 4px rgba(0, 0, 0, 0.06);
-            --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
+            --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);
+            --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;
         }
         * { box-sizing: border-box; margin: 0; padding: 0; }
-        html { background: linear-gradient(180deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%); scroll-behavior: smooth; }
+        html { background-color: var(--bg-color); }
         body {
             font-family: var(--font-family);
-            background: linear-gradient(180deg, var(--bg-gradient-start) 0%, var(--bg-gradient-end) 100%);
-            color: var(--text-primary);
-            padding: var(--padding-md);
-            padding-bottom: 120px; /* Space for save button */
+            background: linear-gradient(180deg, #1a2a3a 0%, #101820 100%);
+            color: var(--text-color);
+            padding: var(--padding-m);
+            padding-bottom: 100px;
             overscroll-behavior-y: none;
             -webkit-font-smoothing: antialiased;
             -moz-osx-font-smoothing: grayscale;
-            min-height: 100vh;
             visibility: hidden; /* Hide until ready */
         }
-        .container { max-width: 700px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--padding-lg); }
-
-        .header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--padding-md); }
-        .logo { display: flex; align-items: center; gap: var(--padding-md); }
-        .logo img {
-            width: 50px; height: 50px; border-radius: 50%;
-            object-fit: cover; border: 2px solid rgba(255, 255, 255, 0.1);
-            box-shadow: var(--shadow-md);
+        .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;
+            border-radius: 50%;
+            background-color: var(--card-bg);
+            object-fit: cover;
+            border: 1px solid rgba(255, 255, 255, 0.1);
         }
-        .logo span { font-size: 1.6em; font-weight: 700; letter-spacing: -0.5px; }
-
+        .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; }
         .btn {
             display: inline-flex; align-items: center; justify-content: center;
-            padding: 12px var(--padding-lg); border-radius: var(--border-radius-md);
-            background: var(--accent-gradient); color: #ffffff;
-            text-decoration: none; font-weight: 600; border: none; cursor: pointer;
-            transition: all 0.3s ease; gap: 8px; font-size: 1em;
-            box-shadow: var(--shadow-sm);
+            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; transform: translateY(-2px); box-shadow: var(--shadow-md); }
-        .btn-secondary { background: var(--card-bg); color: var(--text-accent); border: 1px solid var(--card-border); }
-        .btn-secondary:hover { background: rgba(74, 85, 104, 0.6); }
-
+        .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); }
         .tag {
-            display: inline-block; background: var(--tag-bg); color: var(--tag-text);
-            padding: 6px 12px; border-radius: var(--border-radius-sm); font-size: 0.85em; font-weight: 500;
-            margin: 4px 6px 4px 0; white-space: nowrap; border: 1px solid rgba(255, 255, 255, 0.1);
+            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;
         }
-        .tag i { margin-right: 5px; opacity: 0.8; font-size: 0.9em; }
-
+        .tag i { margin-right: 4px; opacity: 0.7; }
         .section-card {
-            background-color: var(--card-bg); border-radius: var(--border-radius-lg);
-            padding: var(--padding-lg); margin-bottom: var(--padding-lg);
-            border: 1px solid var(--card-border);
-            box-shadow: var(--shadow-lg);
-            backdrop-filter: blur(10px);
-            transition: transform 0.3s ease, box-shadow 0.3s ease;
+            background-color: var(--card-bg); border-radius: var(--border-radius-l);
+            padding: var(--padding-m); margin-bottom: var(--padding-l);
         }
-        .section-card:hover {
-             transform: translateY(-3px);
-             box-shadow: 0 15px 25px rgba(0, 0, 0, 0.15);
-        }
-
-        .section-title { font-size: 2em; font-weight: 700; margin-bottom: var(--padding-sm); line-height: 1.2; letter-spacing: -0.5px; }
-        .section-subtitle { font-size: 1.2em; font-weight: 500; color: var(--text-secondary); margin-bottom: var(--padding-md); }
-        .description { font-size: 1.05em; line-height: 1.6; color: var(--text-secondary); margin-bottom: var(--padding-md); }
-
-        .stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: var(--padding-md); margin-top: var(--padding-md); text-align: center; }
-        .stat-item { background-color: var(--stat-bg); padding: var(--padding-md); border-radius: var(--border-radius-md); border: 1px solid rgba(255,255,255,0.08); }
-        .stat-value { font-size: 1.8em; font-weight: 700; display: block; color: var(--text-accent); }
-        .stat-value i { font-size: 0.8em; margin-right: 5px; vertical-align: middle; opacity: 0.8;}
-        .stat-label { font-size: 0.9em; color: var(--text-secondary); display: block; margin-top: 4px;}
-
-        .list-item { background-color: var(--card-bg); 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 var(--card-border); transition: background-color 0.2s ease; }
-        .list-item:hover { background-color: rgba(74, 85, 104, 0.7); }
-        .list-item i { font-size: 1.3em; color: var(--accent-gradient-start, #34c759); opacity: 0.9; width: 25px; text-align: center; }
-
-        .footer-greeting { text-align: center; color: var(--text-secondary); font-size: 0.95em; margin-top: var(--padding-lg); padding-bottom: 20px; }
-
+        .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); }
         .save-card-button {
             position: fixed;
-            bottom: 30px;
+            bottom: 20px;
             left: 50%;
             transform: translateX(-50%);
-            padding: 14px 28px;
-            border-radius: 30px;
+            padding: 12px 24px;
+            border-radius: 25px;
             background: var(--accent-gradient-green);
-            color: #ffffff;
+            color: var(--text-color);
             text-decoration: none;
             font-weight: 600;
             border: none;
             cursor: pointer;
-            transition: all 0.3s ease;
+            transition: opacity 0.2s ease, transform 0.2s ease;
             z-index: 1000;
-            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
-            font-size: 1.1em;
+            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
+            font-size: 1em;
             display: flex;
             align-items: center;
-            gap: 10px;
+            gap: 8px;
         }
-        .save-card-button:hover { opacity: 0.9; transform: translateX(-50%) scale(1.05); box-shadow: 0 8px 25px rgba(72, 187, 120, 0.5); }
+        .save-card-button:hover { opacity: 0.9; transform: translateX(-50%) scale(1.03); }
 
         .modal {
-            display: none; position: fixed; z-index: 1001;
-            left: 0; top: 0; width: 100%; height: 100%;
-            overflow: auto; background-color: rgba(0,0,0,0.7);
-            backdrop-filter: blur(8px);
-            padding-top: 80px;
+            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 */
         }
         .modal-content {
-            background-color: var(--card-bg); color: var(--text-primary);
-            margin: 5% auto; padding: var(--padding-lg);
-            border: 1px solid var(--card-border);
-            width: 90%; max-width: 480px;
-            border-radius: var(--border-radius-lg);
-            text-align: center; position: relative;
-            box-shadow: 0 10px 30px rgba(0,0,0,0.4);
-            animation: fadeInScale 0.4s ease-out;
+            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);
         }
-        @keyframes fadeInScale { from { opacity: 0; transform: scale(0.9); } to { opacity: 1; transform: scale(1); } }
         .modal-close {
-            color: var(--text-secondary); position: absolute;
-            top: 15px; right: 20px; font-size: 32px; font-weight: bold;
-            cursor: pointer; line-height: 1; transition: color 0.2s ease;
+            color: var(--text-secondary-color, #aaa);
+            position: absolute;
+            top: 10px;
+            right: 15px;
+            font-size: 28px;
+            font-weight: bold;
+            cursor: pointer;
+            line-height: 1;
+        }
+        .modal-close:hover,
+        .modal-close:focus {
+            color: var(--text-color, #fff);
+            text-decoration: none;
+        }
+        .modal-text {
+            font-size: 1.1em;
+            line-height: 1.6;
+            margin-bottom: var(--padding-m, 16px);
+            word-wrap: break-word;
         }
-        .modal-close:hover, .modal-close:focus { color: var(--text-primary); }
-        .modal-text { font-size: 1.2em; line-height: 1.7; margin-bottom: var(--padding-md); word-wrap: break-word; }
-        .modal-text b { color: var(--text-accent); font-weight: 700; font-size: 1.3em; display: block; margin-bottom: 10px;}
-        .modal-instruction { font-size: 1em; color: var(--text-secondary); margin-top: var(--padding-sm); }
-
-        /* Icons - using text for simplicity */
-        .icon-save::before { content: '💾'; margin-right: 8px; }
-        .icon-web::before { content: '🌐'; margin-right: 8px; }
-        .icon-mobile::before { content: '📱'; margin-right: 8px; }
-        .icon-code::before { content: '💻'; margin-right: 8px; }
-        .icon-ai::before { content: '🧠'; margin-right: 8px; }
-        .icon-quantum::before { content: '⚛️'; margin-right: 8px; }
-        .icon-business::before { content: '💼'; margin-right: 8px; }
-        .icon-speed::before { content: '⚡️'; margin-right: 8px; }
-        .icon-complexity::before { content: '🧩'; margin-right: 8px; }
-        .icon-experience::before { content: '⏳'; margin-right: 8px; }
-        .icon-clients::before { content: '👥'; margin-right: 8px; }
-        .icon-market::before { content: '📈'; margin-right: 8px; }
-        .icon-location::before { content: '📍'; margin-right: 8px; }
-        .icon-global::before { content: '🌍'; margin-right: 8px; }
-        .icon-innovation::before { content: '💡'; margin-right: 8px; }
-        .icon-contact::before { content: '💬'; margin-right: 8px; }
-        .icon-link::before { content: '🔗'; margin-right: 8px; }
-        .icon-leader::before { content: '🏆'; margin-right: 8px; }
-        .icon-company::before { content: '🏢'; margin-right: 8px; }
+        .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; }
     </style>
 </head>
 <body>
@@ -363,54 +355,53 @@ TEMPLATE = """
             </div>
             <div>
                 <span class="tag"><i class="icon-leader"></i>Лидер инноваций 2025</span>
-                 <span class="tag"><i class="icon-global"></i>Международный Холдинг</span>
             </div>
-            <h1 class="section-title" style="margin-top: var(--padding-md);">Цифровая Трансформация Бизнеса</h1>
+            <h1 class="section-title">Международный IT холдинг</h1>
             <p class="description">
-                Мы — международный IT холдинг, объединяющий экспертизу и ресурсы для создания прорывных
-                технологических решений, которые формируют будущее индустрий по всему миру.
+                Объединяем передовые технологические компании для создания инновационных
+                решений мирового уровня.
             </p>
-             <a href="#" class="btn contact-link" style="background: var(--accent-gradient-green); width: 100%; margin-top: var(--padding-md);">
-                 <i class="icon-contact"></i>Начать сотрудничество
+             <a href="#" class="btn contact-link" style="background: var(--accent-gradient-green); width: 100%; margin-top: var(--padding-s);">
+                 <i class="icon-contact"></i>Связаться с нами
              </a>
         </section>
 
          <section class="ecosystem-header">
-             <span class="tag"><i class="icon-company"></i>Структура Холдинга</span>
-             <h2 class="section-title">Экосистема Инноваций</h2>
+             <span class="tag"><i class="icon-company"></i>Наши компании</span>
+             <h2 class="section-title">Экосистема инноваций</h2>
              <p class="description">
-                 Наш холдинг включает компании-лидеры в своих сегментах, работающие в синергии
-                 для достижения максимальных результатов.
+                 В состав холдинга входят компании, специализирующиеся на различных
+                 направлениях передовых технологий.
              </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" style="width: 50px; height: 50px;">
-                <span style="font-size: 1.5em; font-weight: 600;">Morshen Alpha</span>
+                 <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>
             </div>
-            <div style="margin: var(--padding-md) 0; display: flex; flex-wrap: wrap; gap: 10px;">
-                <span class="tag"><i class="icon-ai"></i>AI & ML</span>
-                <span class="tag"><i class="icon-quantum"></i>Quantum Research</span>
-                <span class="tag"><i class="icon-business"></i>Enterprise Solutions</span>
-                <span class="tag"><i class="icon-innovation"></i>R&D Hub</span>
+            <div style="margin: var(--padding-m) 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" style="font-size: 1.1em;">
-                Флагманская компания, фокусирующаяся на передовых исследованиях и разработке в области ИИ,
-                квантовых вычислений и создании кастомных бизнес-платформ. Задаем тренды в технологической индустрии.
+            <p class="description">
+                Флагманская компания холдинга, специализирующаяся на разработке передовых
+                бизнес-решений, исследованиях и разработках в сфере искусственного интеллекта
+                и квантовых технологий. Наши инновации формируют будущее технологической индустрии.
             </p>
             <div class="stats-grid">
                 <div class="stat-item">
-                    <span class="stat-value"><i class="icon-global"></i> 3+</span>
+                    <span class="stat-value"><i class="icon-global"></i> 3</span>
                     <span class="stat-label">Страны присутствия</span>
                 </div>
                 <div class="stat-item">
-                    <span class="stat-value"><i class="icon-clients"></i> 3K+</span>
-                    <span class="stat-label">Корп. клиентов</span>
+                    <span class="stat-value"><i class="icon-clients"></i> 3000+</span>
+                    <span class="stat-label">Готовых клиентов</span>
                 </div>
                 <div class="stat-item">
-                    <span class="stat-value"><i class="icon-market"></i> 5+</span>
-                    <span class="stat-label">Лет экспертизы</span>
+                    <span class="stat-value"><i class="icon-market"></i> 5</span>
+                    <span class="stat-label">Лет на рынке</span>
                 </div>
             </div>
         </section>
@@ -418,156 +409,133 @@ 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: 1.5em; font-weight: 600;">Holmgard</span>
+                <span style="font-size: 1.3em; font-weight: 600;">Holmgard</span>
             </div>
-             <div style="margin: var(--padding-md) 0; display: flex; flex-wrap: wrap; gap: 10px;">
-                 <span class="tag"><i class="icon-web"></i>Веб-платформы</span>
-                 <span class="tag"><i class="icon-mobile"></i>Mobile Apps (iOS/Android)</span>
-                 <span class="tag"><i class="icon-code"></i>Custom Software Dev</span>
+             <div style="margin: var(--padding-m) 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>
              </div>
-             <p class="description" style="font-size: 1.1em;">
-                Студия цифровой трансформации, специализирующаяся на создании высоконагруженных веб-сайтов,
-                нативных мобильных приложений и сложного корпоративного ПО. Гарантия качества и скорости реализации.
+             <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.
              </p>
              <div class="stats-grid">
                  <div class="stat-item">
                      <span class="stat-value"><i class="icon-experience"></i> 10+</span>
-                     <span class="stat-label">Лет опыта команды</span>
+                     <span class="stat-label">Лет опыта</span>
                  </div>
                  <div class="stat-item">
-                     <span class="stat-value"><i class="icon-complexity"></i> High</span>
-                     <span class="stat-label">Сложность проектов</span>
+                     <span class="stat-value"><i class="icon-complexity"></i> ПО</span>
+                     <span class="stat-label">Любой сложности</span>
                  </div>
                  <div class="stat-item">
-                     <span class="stat-value"><i class="icon-speed"></i> Agile</span>
-                     <span class="stat-label">Методология</span>
+                     <span class="stat-value"><i class="icon-speed"></i></span>
+                     <span class="stat-label">Высокая скорость</span>
                  </div>
              </div>
-             <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>Вебсайт Студии</a>
-                 <a href="#" class="btn contact-link" style="flex-grow: 1;"><i class="icon-contact"></i>Запросить консультацию</a>
+             <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>
+                 <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>География</span>
-            <h2 class="section-title">Глобальное Присутствие</h2>
-            <p class="description">Наши решения успешно внедрены и работают в:</p>
+            <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 class="list-item"><i class="icon-location"></i>Узбекистан (Региональный Хаб)</div>
+                <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>
-                <div class="list-item"><i class="icon-global"></i>...и расширяемся дальше!</div>
             </div>
         </section>
 
         <footer class="footer-greeting">
-             <p id="greeting">Инициализация...</p>
+             <p id="greeting">Загрузка данных пользователя...</p>
         </footer>
 
     </div>
 
     <button class="save-card-button" id="save-card-btn">
-        <i class="icon-save"></i>Сохранить контакт
+        <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>
-        <p class="modal-text"><b>+996 500 398 754</b></p>
-        <p class="modal-text" style="font-size: 1.1em;">Morshen Group (IT Holding)</p>
+        <p class="modal-text"><b>+996500398754</b></p>
+        <p class="modal-text">Morshen Group, IT компания</p>
         <p class="modal-instruction">Сделайте скриншот экрана, чтобы сохранить контакт.</p>
       </div>
     </div>
 
-
     <script>
         const tg = window.Telegram.WebApp;
 
-        function applyTheme(themeParams) {
-            document.documentElement.style.setProperty('--bg-gradient-start', themeParams.bg_color || '#10141F');
-            // Use secondary_bg_color for the end gradient if available, otherwise fallback
-             let bgEnd = themeParams.secondary_bg_color ? themeParams.secondary_bg_color : '#1A202C';
-             // Adjust if secondary is too light/same as primary
-             if (bgEnd === themeParams.bg_color) bgEnd = '#1A202C';
-             document.documentElement.style.setProperty('--bg-gradient-end', bgEnd);
-
-            document.documentElement.style.setProperty('--text-primary', themeParams.text_color || '#E2E8F0');
-            document.documentElement.style.setProperty('--text-secondary', themeParams.hint_color || '#A0AEC0');
-            document.documentElement.style.setProperty('--text-accent', themeParams.link_color || '#63B3ED');
-            document.documentElement.style.setProperty('--card-bg', themeParams.secondary_bg_color ? themeParams.secondary_bg_color + 'B3' : 'rgba(45, 55, 72, 0.7)'); // Add transparency
-            document.documentElement.style.setProperty('--card-border', themeParams.hint_color ? themeParams.hint_color + '80': 'rgba(74, 85, 104, 0.5)');
-
-            // Button gradient from button_color if available
-            if (themeParams.button_color) {
-                // Attempt to create a slightly darker shade for the gradient end
-                try {
-                    let colorStart = themeParams.button_color;
-                    // Simple darken logic (may not be perfect for all colors)
-                    let r = parseInt(colorStart.slice(1, 3), 16);
-                    let g = parseInt(colorStart.slice(3, 5), 16);
-                    let b = parseInt(colorStart.slice(5, 7), 16);
-                    r = Math.max(0, r - 30);
-                    g = Math.max(0, g - 30);
-                    b = Math.max(0, b - 30);
-                    let colorEnd = `#${r.toString(16).padStart(2, '0')}${g.toString(16).padStart(2, '0')}${b.toString(16).padStart(2, '0')}`;
-                    document.documentElement.style.setProperty('--accent-gradient', `linear-gradient(90deg, ${colorStart}, ${colorEnd})`);
-                } catch (e) {
-                     // Fallback if color parsing fails
-                     document.documentElement.style.setProperty('--accent-gradient', `linear-gradient(90deg, ${themeParams.button_color}, ${themeParams.button_color})`);
-                 }
-            }
-             if (themeParams.button_text_color) {
-                 // Adjust button text color if needed, though white usually works
-                 // document.querySelector('.btn').style.color = themeParams.button_text_color;
-             }
-             // Apply to Green button too? Maybe keep it distinct.
-        }
-
-
         function setupTelegram() {
             if (!tg || !tg.initData) {
                  console.error("Telegram WebApp script not loaded or initData is missing.");
                  const greetingElement = document.getElementById('greeting');
-                 if(greetingElement) greetingElement.textContent = 'Ошибка: Не удалось получить данные Telegram.';
+                 if(greetingElement) greetingElement.textContent = 'Не удалось загрузить данные Telegram.';
                  document.body.style.visibility = 'visible';
                  return;
              }
 
             tg.ready();
             tg.expand();
-            tg.setHeaderColor(document.documentElement.style.getPropertyValue('--bg-gradient-start').trim() || '#10141F');
-            tg.setBackgroundColor(document.documentElement.style.getPropertyValue('--bg-gradient-end').trim() || '#1A202C');
 
-            applyTheme(tg.themeParams);
-            tg.onEvent('themeChanged', () => applyTheme(tg.themeParams));
+            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;
+                 });
+             }
 
              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 for user:', data.user?.id);
+                     console.log('Backend verification successful.');
                  } else {
                      console.warn('Backend verification failed:', data.message);
-                     // Consider showing a non-blocking warning
-                     // tg.showAlert('Не удалось проверить данные сессии.');
+                     // Optionally inform user verification failed if critical
+                     // tg.showAlert('Не удалось проверить ваши данные.');
                  }
              })
              .catch(error => {
                  console.error('Error sending initData for verification:', error);
-                 // tg.showAlert('Ошибка связи с сервером.');
+                  // tg.showAlert('Произошла ошибка при связи с сервером.');
              });
 
              const user = tg.initDataUnsafe?.user;
              const greetingElement = document.getElementById('greeting');
              if (user) {
-                 const name = user.first_name || user.username || 'Гость';
-                 greetingElement.textContent = `👋 Добро пожаловать, ${name}!`;
+                 const name = user.first_name || user.username || 'User';
+                 greetingElement.textContent = `Добро пожаловать, ${name}! 👋`;
              } else {
                  greetingElement.textContent = 'Добро пожаловать!';
                  console.warn('Telegram User data not available (initDataUnsafe.user is empty).');
@@ -577,7 +545,6 @@ TEMPLATE = """
              contactButtons.forEach(button => {
                  button.addEventListener('click', (e) => {
                      e.preventDefault();
-                      if (tg.HapticFeedback) tg.HapticFeedback.impactOccurred('light');
                      tg.openTelegramLink('https://t.me/morshenkhan');
                  });
              });
@@ -589,8 +556,10 @@ TEMPLATE = """
              if (saveCardBtn && modal && closeBtn) {
                  saveCardBtn.addEventListener('click', (e) => {
                      e.preventDefault();
-                     if (tg.HapticFeedback) tg.HapticFeedback.impactOccurred('medium');
                      modal.style.display = "block";
+                     if (tg.HapticFeedback) {
+                        tg.HapticFeedback.impactOccurred('light');
+                     }
                  });
 
                  closeBtn.addEventListener('click', () => {
@@ -617,10 +586,10 @@ TEMPLATE = """
                  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 интерфейса.';
+                      if(greetingElement) greetingElement.textContent = 'Ошибка загрузки Telegram.';
                       document.body.style.visibility = 'visible';
                   }
-             }, 3500); // Slightly longer timeout
+             }, 3000);
         }
 
     </script>
@@ -634,156 +603,126 @@ ADMIN_TEMPLATE = """
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <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">
+    <title>Admin - Visited Users</title>
     <style>
-        :root {
-            --admin-bg: #1A202C; /* Dark Blue/Gray */
-            --admin-card-bg: #2D3748; /* Slightly Lighter Dark Blue/Gray */
-            --admin-text-primary: #E2E8F0; /* Light Gray */
-            --admin-text-secondary: #A0AEC0; /* Gray */
-            --admin-accent: #63B3ED; /* Light Blue */
-            --admin-border: #4A5568; /* Medium Gray */
-            --admin-danger: #F56565; /* Red */
-            --admin-success: #68D391; /* Green */
-            --border-radius: 8px;
-            --padding: 16px;
-            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
-        }
-        body {
-            font-family: 'Inter', sans-serif;
-            background-color: var(--admin-bg);
-            color: var(--admin-text-primary);
-            margin: 0;
-            padding: var(--padding);
-        }
-        h1, h2 {
-            text-align: center;
-            color: var(--admin-text-primary);
-            margin-bottom: 1.5em;
-            font-weight: 600;
-        }
-        .controls {
-            display: flex;
-            justify-content: center;
-            gap: var(--padding);
-            margin-bottom: calc(var(--padding) * 1.5);
-            flex-wrap: wrap;
-        }
-        .btn {
-            padding: 10px 20px;
-            border: none;
-            border-radius: var(--border-radius);
-            font-weight: 500;
-            cursor: pointer;
-            transition: all 0.2s ease;
-            font-size: 0.95em;
-        }
-        .btn-primary { background-color: var(--admin-accent); color: var(--admin-bg); }
-        .btn-primary:hover { background-color: #4299E1; }
-        .btn-success { background-color: var(--admin-success); color: var(--admin-bg); }
-        .btn-success:hover { background-color: #48BB78; }
-        .user-grid {
-            display: grid;
-            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
-            gap: var(--padding);
-        }
-        .user-card {
-            background-color: var(--admin-card-bg);
-            border-radius: var(--border-radius);
-            padding: var(--padding);
-            box-shadow: var(--shadow);
-            display: flex;
-            flex-direction: column;
-            align-items: center;
-            text-align: center;
-            border: 1px solid var(--admin-border);
-        }
-        .user-card img {
-            width: 80px; height: 80px;
-            border-radius: 50%;
-            margin-bottom: 12px;
-            object-fit: cover;
-            border: 2px solid var(--admin-border);
-            background-color: var(--admin-bg); /* Placeholder bg */
-        }
-        .user-card .name { font-weight: 600; font-size: 1.1em; margin-bottom: 4px; }
-        .user-card .username { color: var(--admin-accent); margin-bottom: 8px; font-size: 0.9em; }
-        .user-card .details { font-size: 0.9em; color: var(--admin-text-secondary); word-break: break-all; line-height: 1.5; }
-        .user-card .timestamp { font-size: 0.8em; color: var(--admin-text-secondary); margin-top: 12px; }
-        .no-users, .message {
-            text-align: center; color: var(--admin-text-secondary);
-            margin-top: 30px; font-size: 1.1em;
-            padding: var(--padding); background-color: var(--admin-card-bg);
-            border-radius: var(--border-radius); border: 1px solid var(--admin-border);
-        }
-        .message.success { color: var(--admin-success); border-left: 5px solid var(--admin-success); }
-        .message.error { color: var(--admin-danger); border-left: 5px solid var(--admin-danger); }
-        .alert {
-            background-color: rgba(245, 101, 101, 0.2); /* Light Red BG */
-            border-left: 6px solid var(--admin-danger);
-            margin: 20px auto; padding: 12px 18px;
-            color: #FED7D7; /* Lighter Red Text */
-            border-radius: var(--border-radius);
-            text-align: center; font-weight: 500;
-            max-width: 800px;
+        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;
+         }
+         .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;
         }
-         a { color: var(--admin-accent); text-decoration: none; }
-         a:hover { text-decoration: underline; }
+        @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>
-    <h1>Панель Администратора</h1>
-    <div class="alert">ВНИМАНИЕ: Этот раздел не защищен! Добавьте аутентификацию для реального использования.</div>
-
-     {% with messages = get_flashed_messages(with_categories=true) %}
-       {% if messages %}
-         {% for category, message in messages %}
-           <div class="message {{ category }}">{{ message }}</div>
-         {% endfor %}
-       {% endif %}
-     {% endwith %}
-
-    <h2>Управление Базой Данных Посетителей</h2>
-    <div class="controls">
-        <form method="POST" action="{{ url_for('backup_users') }}" style="display: inline;">
-            <button type="submit" class="btn btn-primary">Резервное копирование на HF</button>
-        </form>
-        <form method="POST" action="{{ url_for('download_users') }}" style="display: inline;">
-            <button type="submit" class="btn btn-success">Загрузить с HF</button>
-        </form>
-         <form method="GET" action="{{ url_for('download_local_db') }}" style="display: inline;">
-             <button type="submit" class="btn btn-secondary" style="background-color: var(--admin-text-secondary); color: var(--admin-bg);">Скачать локальный JSON</button>
-         </form>
-    </div>
+    <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>Список Посетителей (из локального {{ data_file_name }})</h2>
-    {% if users %}
-        <div class="user-grid">
-            {% for user_id, user in users.items()|sort(attribute='1.last_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%234A5568%27/%3e%3ctext x=%2750%25%27 y=%2750%25%27 dominant-baseline=%27middle%27 text-anchor=%27middle%27 font-size=%2740%27 font-family=%27sans-serif%27 fill=%27%23A0AEC0%27%3e?%3c/text%3e%3c/svg%3e' }}"
-                         alt="User Avatar"
-                         onerror="this.onerror=null; this.src='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%234A5568%27/%3e%3ctext x=%2750%25%27 y=%2750%25%27 dominant-baseline=%27middle%27 text-anchor=%27middle%27 font-size=%2740%27 font-family=%27sans-serif%27 fill=%27%23A0AEC0%27%3e?%3c/text%3e%3c/svg%3e';">
-                    <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">@{{ user.username }}</a></div>
-                    {% else %}
-                        <div class="username" style="opacity: 0.6;">Нет @username</div>
-                    {% endif %}
-                    <div class="details">
-                        ID: {{ user.id }} <br>
-                        Lang: {{ user.language_code or 'N/A' }}
+        <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>
-                     <div class="timestamp">Последний визит: {{ user.last_visited_at_str or 'N/A' }}</div>
-                </div>
-            {% endfor %}
-        </div>
-    {% else %}
-        <p class="no-users">Данные о посетителях отсутствуют в локальном файле {{ data_file_name }}.</p>
-    {% endif %}
+                {% endfor %}
+            </div>
+        {% else %}
+            <p class="no-users">No user visit data recorded yet.</p>
+        {% endif %}
+    </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>
 </body>
 </html>
 """
@@ -796,141 +735,108 @@ def index():
 
 @app.route('/verify', methods=['POST'])
 def verify_data():
-    global user_data_global
+    start_time = time.time()
     try:
         data = request.get_json()
         init_data_str = data.get('initData')
         if not init_data_str:
-            logging.warning("Verify request missing initData.")
+            logging.warning("Received request to /verify with missing initData.")
             return jsonify({"status": "error", "message": "Missing initData"}), 400
 
-        # logging.debug(f"Received initData string: {init_data_str}")
-        user_data_parsed, is_valid = verify_telegram_data(init_data_str)
-
+        # We parse the data *before* verification to potentially log user ID even on failure
         user_info_dict = {}
-        if user_data_parsed and 'user' in user_data_parsed:
+        parsed_data, is_valid = verify_telegram_data(init_data_str)
+
+        if parsed_data and 'user' in parsed_data:
             try:
-                # The 'user' value is typically a URL-encoded JSON string
-                user_json_str = unquote(user_data_parsed['user'][0])
+                # Make sure to decode the URL-encoded JSON string
+                user_json_str = unquote(parsed_data['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}")
-                # Log the problematic string if needed: logging.debug(f"Problematic user string: {user_data_parsed['user'][0]}")
-                user_info_dict = {}
+                user_info_dict = {} # Ensure it's a dict even on error
+
+        user_id = user_info_dict.get('id')
 
         if is_valid:
-            user_id = user_info_dict.get('id')
             if user_id:
-                user_id_str = str(user_id) # Use string keys for JSON consistency
-                now = datetime.now()
-                now_iso = now.isoformat()
-                now_str = now.strftime('%Y-%m-%d %H:%M:%S')
-
-                if user_id_str not in user_data_global:
-                     logging.info(f"New user detected: {user_id_str} ({user_info_dict.get('username', 'N/A')})")
-                     user_data_global[user_id_str] = {} # Initialize if new
-
-                # Update user data, preserving existing fields if they are missing in the new data
-                user_data_global[user_id_str].update({
+                # Load current data, update, and save
+                all_user_data = load_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] = {
                      'id': user_id,
-                     'first_name': user_info_dict.get('first_name', user_data_global[user_id_str].get('first_name')),
-                     'last_name': user_info_dict.get('last_name', user_data_global[user_id_str].get('last_name')),
-                     'username': user_info_dict.get('username', user_data_global[user_id_str].get('username')),
-                     'photo_url': user_info_dict.get('photo_url', user_data_global[user_id_str].get('photo_url')),
-                     'language_code': user_info_dict.get('language_code', user_data_global[user_id_str].get('language_code')),
-                     'last_visited_at': now_iso, # Always update last visit
-                     'last_visited_at_str': now_str # Human-readable version
-                 })
-                # Periodically save or save on significant changes? Saving every time can be I/O intensive.
-                # Let's save here for simplicity in this example.
-                save_user_data(user_data_global)
-
+                     'first_name': user_info_dict.get('first_name'),
+                     'last_name': user_info_dict.get('last_name'),
+                     'username': user_info_dict.get('username'),
+                     '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
+                 }
+                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 user data.")
-
+                 logging.warning("Verification successful, but user ID missing in parsed data.")
 
             return jsonify({"status": "ok", "verified": True, "user": user_info_dict}), 200
         else:
-            logging.warning(f"Verification failed for request. User data (if parsed): {user_info_dict.get('id', 'N/A')}")
-            return jsonify({"status": "error", "verified": False, "message": "Invalid data hash"}), 403
+            logging.warning(f"Verification failed for user ID: {user_id if user_id else 'Unknown'}. Processing time: {time.time() - start_time:.4f}s")
+            return jsonify({"status": "error", "verified": False, "message": "Invalid data"}), 403
 
     except Exception as e:
-        logging.error(f"Critical error in /verify endpoint: {e}", exc_info=True)
+        logging.error(f"Error in /verify endpoint: {e}", exc_info=True)
         return jsonify({"status": "error", "message": "Internal server error"}), 500
 
-
 @app.route('/admin')
 def admin_panel():
-    # WARNING: Unprotected route! Implement authentication for production.
-    current_user_data = load_user_data() # Load fresh data from local file for display
-    return render_template_string(ADMIN_TEMPLATE, users=current_user_data, data_file_name=DATA_FILE)
-
-@app.route('/admin/backup', methods=['POST'])
-def backup_users():
-    # WARNING: Unprotected route!
-    global user_data_global
-    from flask import flash
-    if save_user_data(user_data_global): # Ensure current memory is saved before upload
-        if upload_db_to_hf():
-            flash("Резервное копирование на Hugging Face успешно завершено.", "success")
-        else:
-            flash("Ошибка при резервном копировании на Hugging Face.", "error")
+    # 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:
-        flash("Ошибка при сохранении локального файла перед резервным копированием.", "error")
-    return redirect(url_for('admin_panel'))
-
-
-@app.route('/admin/download', methods=['POST'])
-def download_users():
-    # WARNING: Unprotected route!
-    global user_data_global
-    from flask import flash
-    if download_db_from_hf():
-        user_data_global = load_user_data() # Reload global data after download
-        flash(f"Данные успешно загружены с Hugging Face и {DATA_FILE} обновлен.", "success")
+        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:
-        flash("Ошибка при загрузке данных с Hugging Face.", "error")
-    return redirect(url_for('admin_panel'))
-
-@app.route('/admin/download_local_db', methods=['GET'])
-def download_local_db():
-     # WARNING: Unprotected route!
-     if os.path.exists(DATA_FILE):
-         return send_file(DATA_FILE, as_attachment=True, download_name=DATA_FILE)
-     else:
-         from flask import flash
-         flash(f"Локальный файл {DATA_FILE} не найден.", "error")
-         return redirect(url_for('admin_panel'))
+        # 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
 
 
 # --- Main Execution ---
+
 if __name__ == '__main__':
-    if not BOT_TOKEN or len(BOT_TOKEN.split(':')) != 2:
-        logging.critical("BOT_TOKEN is missing or invalid. Please set the environment variable.")
-        exit(1)
-    if not HF_TOKEN_WRITE:
-        logging.warning("HF_TOKEN_WRITE environment variable is not set. Hugging Face backups will be skipped.")
-    if not HF_TOKEN_READ:
-        logging.warning("HF_TOKEN_READ environment variable is not set. Hugging Face downloads might fail.")
-
-
-    logging.info("--- SECURITY WARNING ---")
-    logging.warning("The /admin/* routes are NOT protected by authentication.")
-    logging.warning("Anyone knowing the URL can access visitor data and trigger DB operations.")
-    logging.warning("Implement proper security (e.g., password auth, IP restriction) before deploying.")
-    logging.info("------------------------")
-    logging.info(f"Starting Flask server on http://{HOST}:{PORT}")
-    logging.info(f"Telegram Mini App URL should point to: http://<YOUR_SERVER_IP_OR_DOMAIN>:{PORT}")
-    logging.info(f"Using Bot Token ID: {BOT_TOKEN.split(':')[0]}")
-    logging.info(f"User data file: {DATA_FILE}")
-    logging.info(f"Hugging Face Repo: {REPO_ID}")
-
-    # Start the backup thread
-    backup_thread = threading.Thread(target=periodic_backup, daemon=True)
-    backup_thread.start()
-
-    # Use a production server like Waitress or Gunicorn instead of app.run() for deployment
-    # from waitress import serve
-    # serve(app, host=HOST, port=PORT)
-    app.secret_key = os.urandom(24) # Required for flashing messages
-    app.run(host=HOST, port=PORT, debug=False) # debug=False for production
+    # 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}")
+    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