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Ezmary commited on Sep 9, 2025

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2e0e75d

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1 Parent(s): 2ea3fc9

Update templates/index.html

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templates/index.html +397 -152

templates/index.html CHANGED Viewed

@@ -3,7 +3,7 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>AI Video Studio - Frame Interpolation</title>
     <link href="https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700;800&display=swap" rel="stylesheet">
     <style>
         :root {
@@ -33,85 +33,148 @@
             --radius-btn: 14px;
             --radius-input: 12px;
             --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
             --igadlm-alpha-color-warning-bg: #FFFBEB;
             --igadlm-alpha-color-warning-border: #FBBF24;
             --igadlm-alpha-color-warning-text: #B45309;
-            --igadlm-alpha-color-text-light: #4A5568;
         }
         @keyframes fadeIn { from { opacity: 0; transform: translateY(15px); } to { opacity: 1; transform: translateY(0); } }
-        @keyframes ring-rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
         @keyframes core-pulse { 0%, 100% { transform: scale(0.95); box-shadow: 0 0 25px var(--accent-primary-glow); } 50% { transform: scale(1.05); box-shadow: 0 0 50px rgba(74, 108, 250, 0.5); } }
-        @keyframes badge-fade-in { from { opacity: 0; transform: translateY(-10px) scale(0.95); } to { opacity: 1; transform: translateY(0) scale(1); } }
         @keyframes igadlmAlphaV2fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
         body { font-family: var(--app-font); background-color: var(--app-bg); color: var(--text-primary); margin: 0; padding: 2.5rem 1rem; display: flex; justify-content: center; align-items: flex-start; min-height: 100vh; }
         .container { max-width: 820px; width: 100%; }
-        header { text-align: center; margin-bottom: 2.5rem; animation: fadeIn 0.8s 0.1s ease-out backwards; }
         .ai-orb-container { width: 150px; height: 150px; margin: 0 auto 1rem; position: relative; display: flex; align-items: center; justify-content: center; }
         .orb-core { width: 60px; height: 60px; border-radius: 50%; background: radial-gradient(circle, #394A7A 0%, #1A202C 70%); box-shadow: 0 0 25px var(--accent-primary-glow); display: flex; align-items: center; justify-content: center; position: relative; z-index: 2; animation: core-pulse 4s ease-in-out infinite; border: 1px solid rgba(74, 108, 250, 0.3); }
-        .play-icon { width: 24px; height: 24px; color: var(--accent-secondary); }
-        .orb-ring { position: absolute; top: 50%; left: 50%; border-style: solid; border-color: transparent; border-radius: 50%; z-index: 1; }
-        .orb-ring.one { width: 100px; height: 100px; margin-top: -50px; margin-left: -50px; border-width: 2px; border-top-color: var(--accent-primary); animation: ring-rotate 8s linear infinite; }
         .orb-ring.two { width: 120px; height: 120px; margin-top: -60px; margin-left: -60px; border-width: 1px; border-bottom-color: var(--accent-secondary); animation: ring-rotate 10s linear infinite reverse; }
         h1 { font-size: 2.8rem; font-weight: 800; margin: 0; background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: -1px; }
         .subtitle { font-size: 1.1rem; color: var(--text-secondary); margin-top: 0.5rem; }
         main { padding: 3rem; background-color: var(--panel-bg); border-radius: var(--radius-card); box-shadow: var(--shadow-xl); border: 1px solid var(--panel-border); animation: fadeIn 0.8s 0.3s ease-out backwards; }
         .form-group { margin-bottom: 2.5rem; }
         .form-label { display: flex; align-items: center; gap: 0.75rem; font-weight: 700; color: var(--text-primary); font-size: 1.2em; margin-bottom: 1.2rem; }
         .form-label svg { width: 24px; height: 24px; color: var(--accent-primary); }
-        .image-inputs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
-        .image-drop-zone { position: relative; border: 2px dashed var(--input-border); border-radius: var(--radius-input); padding: 1.5rem; text-align: center; cursor: pointer; transition: var(--transition-smooth); background-color: var(--input-bg); min-height: 200px; display: flex; flex-direction: column; justify-content: center; align-items: center; overflow: hidden; }
         .image-drop-zone.drag-over, .image-drop-zone:hover:not(.has-image) { border-color: var(--accent-primary); background-color: #fff; box-shadow: 0 0 15px var(--accent-primary-glow); }
         .image-drop-zone.has-image { border-style: solid; border-color: var(--success-color); padding: 0; cursor: default; }
-        .upload-content p { margin: 0; color: var(--text-secondary); font-weight: 500; font-size: 0.9rem; }
-        .upload-content-title { font-weight: 600; color: var(--text-primary); margin-bottom: 0.5rem; }
-        .upload-icon svg { width: 36px; height: 36px; color: var(--accent-primary); opacity: 0.8; margin-bottom: 0.75rem; }
-        .image-preview { display: none; width: 100%; height: 100%; object-fit: cover; position: absolute; top: 0; left: 0; }
         .image-drop-zone.has-image .upload-content { display: none; }
         .image-drop-zone.has-image .image-preview { display: block; }
-        textarea { width: 100%; padding: 1rem 1.2rem; border-radius: var(--radius-input); border: 1px solid var(--input-border); background-color: var(--input-bg); color: var(--text-primary); box-shadow: var(--shadow-sm) inset; font-family: var(--app-font); font-size: 1rem; box-sizing: border-box; transition: var(--transition-smooth); min-height: 100px; resize: vertical; }
         textarea:focus { outline: none; border-color: var(--accent-primary); box-shadow: 0 0 0 3px var(--accent-primary-glow), var(--shadow-sm) inset; background-color: var(--panel-bg); }
         #generateButton { display: flex; align-items: center; justify-content: center; gap: 0.75rem; width: 100%; padding: 1.1rem; font-size: 1.2rem; font-weight: 700; background: linear-gradient(95deg, var(--accent-secondary) 0%, var(--accent-primary) 100%); color: #fff; border: none; border-radius: var(--radius-btn); cursor: pointer; transition: all 0.3s ease; box-shadow: 0 6px 12px -3px var(--accent-primary-glow), 0 6px 12px -3px rgba(15, 212, 168, 0.25); margin-top: 1rem; }
         #generateButton:hover:not(:disabled) { transform: translateY(-5px) scale(1.02); box-shadow: 0 8px 20px -4px var(--accent-primary-glow), 0 8px 20px -4px rgba(15, 212, 168, 0.3); }
         #generateButton:disabled { background: var(--text-tertiary); cursor: not-allowed; box-shadow: none; opacity: 0.7; }
         #result-container { min-height: 350px; position: relative; padding: 1rem; background-color: var(--input-bg); border-radius: var(--radius-card); border: 2px dashed var(--input-border); box-shadow: var(--shadow-sm) inset; transition: var(--transition-smooth); display: flex; flex-direction: column; align-items: center; justify-content: center; }
         #result-container.active { border-style: solid; border-color: var(--panel-border); }
         #statusSection, #outputSection, #criticalErrorSection { display: none; width: 100%; }
         #statusSection.active, #outputSection.active, #criticalErrorSection.active { display: block; animation: fadeIn 0.5s; }
         .status-message { display: flex; align-items: center; gap: 0.75rem; padding: 0.6rem 1rem; margin-bottom: 0.5rem; border-radius: var(--radius-input); font-size: 0.9rem; background: var(--panel-bg); border: 1px solid var(--panel-border); color: var(--text-secondary); }
         .status-message.error { border-left: 4px solid var(--danger-color); color: var(--danger-color); }
         .status-icon { width: 18px; height: 18px; }
-        #aiLoader { display: none; align-items: center; justify-content: center; margin-top: 1rem; }
-        .generator-container { position: relative; width: 400px; max-width: 100%; height: 300px; border: 2px solid #38bdf8; border-radius: 20px; overflow: hidden; box-shadow: 0 0 40px rgba(56, 189, 248, 0.3); background-color: #161b22; }
-        .text-overlay { position: absolute; top: 45%; left: 50%; transform: translate(-50%, -50%); font-size: 24px; font-weight: 700; text-shadow: 0 0 20px rgba(56, 189, 248, 0.8); font-family: var(--app-font); width: 90%; text-align: center; color: #f0f6fc; }
         .progress-bar { position: absolute; bottom: 0; left: 0; width: 0%; height: 6px; background: linear-gradient(to right, #38bdf8, #bb86fc, #facc15); transition: width 0.5s ease-out; }
-        #outputVideo { width: 100%; max-width: 500px; border-radius: var(--radius-input); margin: 1rem auto; display: block; background-color: #000; }
         .video-controls { display: flex; justify-content: center; gap: 1rem; margin-top: 1.5rem; }
         .video-button { padding: 0.7rem 1.5rem; border-radius: var(--radius-btn); border: none; cursor: pointer; font-family: var(--app-font); font-weight: 600; font-size: 1rem; transition: var(--transition-smooth); display: flex; align-items: center; gap: 0.5rem; }
         .video-button.primary { background-color: var(--accent-primary); color: white; }
-        .video-button.primary:hover { background-color: var(--accent-primary-hover); }
-        .gpu-error-message-container { text-align: right; background-color: var(--igadlm-alpha-color-warning-bg); padding: 25px; border-radius: 12px; box-shadow: var(--shadow-lg); border: 2px solid var(--igadlm-alpha-color-warning-border); animation: igadlmAlphaV2fadeInUp 0.5s both; }
-        .gpu-error-message-container h2 { font-size: 1.2em; color: var(--igadlm-alpha-color-warning-text); margin-bottom: 15px; font-weight: 700; }
-        .gpu-error-message-container .error-content { font-size: 0.9rem; color: var(--igadlm-alpha-color-text-light); line-height: 1.7; }
-        #subscription-status-badge { display: none; padding: 6px 16px; border-radius: 20px; font-size: 0.9em; font-weight: 700; margin-top: 1.25rem; animation: badge-fade-in 0.6s 0.5s ease-out backwards; }
-        #subscription-status-badge.free-badge { background: linear-gradient(45deg, #6c757d, #495057); color: white; }
-        #subscription-status-badge.paid-badge { background: linear-gradient(45deg, var(--accent-premium), #ffca2c); color: #333; }
-        #credit-info-section { margin-top: 1.5rem; padding: 1rem; background-color: var(--input-bg); border-radius: var(--radius-input); text-align: center; font-size: 0.95rem; color: var(--text-secondary); border: 1px solid var(--input-border); display: none; }
         #upgrade-button { margin-top: 1rem; width: 100%; padding: 1rem; font-size: 1.1rem; font-weight: 700; background: linear-gradient(95deg, #FFD54F, #FFC107 100%); color: #212529; border: none; border-radius: var(--radius-btn); cursor: pointer; box-shadow: 0 8px 20px -5px rgba(255, 193, 7, 0.3); display: none; }
-        @media (max-width: 768px) { .image-inputs-grid { grid-template-columns: 1fr; } main { padding: 1.5rem; } h1 { font-size: 2.2rem; } }
     </style>
 </head>
 <body>
     <div class="container">
         <header>
             <div class="header-content">
                 <div class="ai-orb-container">
-                    <div class="orb-core"><svg class="play-icon" viewBox="0 0 24 24" fill="currentColor"><path d="M8 5v14l11-7z"></path></svg></div>
-                    <div class="orb-ring one"></div><div class="orb-ring two"></div>
                 </div>
                 <h1>استودیو ویدیو هوش مصنوعی</h1>
-                <p class="subtitle">ساخت ویدیو با هوش مصنوعی بین دو تصویر</p>
                 <div id="subscription-status-badge" style="display:inline-block;"></div>
             </div>
         </header>
@@ -119,64 +182,86 @@
         <main>
              <div class="form-group">
                 <div class="form-label">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"><path d="M21 12v7a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h7"/><path d="M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4Z"/></svg>
-                    ۱. تصاوی�� شروع و پایان را انتخاب کنید
                 </div>
-                <div class="image-inputs-grid">
-                    <label id="startImageDropZone" class="image-drop-zone" for="startImageFile">
-                        <div class="upload-content">
-                            <div class="upload-icon"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"></path><polyline points="17 8 12 3 7 8"></polyline><line x1="12" y1="3" x2="12" y2="15"></line></svg></div>
-                            <p class="upload-content-title">تصویر شروع</p>
-                            <p>فایل را اینجا بکشید یا کلیک کنید</p>
-                        </div>
-                        <img id="startImagePreview" class="image-preview" alt="Preview Start">
-                    </label>
-                    <input type="file" id="startImageFile" accept="image/jpeg, image/png, image/webp" hidden>
-                    <label id="endImageDropZone" class="image-drop-zone" for="endImageFile">
-                        <div class="upload-content">
-                             <div class="upload-icon"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"></path><polyline points="17 8 12 3 7 8"></polyline><line x1="12" y1="3" x2="12" y2="15"></line></svg></div>
-                            <p class="upload-content-title">تصویر پایان</p>
-                            <p>فایل را اینجا بکشید یا کلیک کنید</p>
-                        </div>
-                        <img id="endImagePreview" class="image-preview" alt="Preview End">
-                    </label>
-                    <input type="file" id="endImageFile" accept="image/jpeg, image/png, image/webp" hidden>
                 </div>
             </div>
             <div class="form-group">
                 <label for="prompt" class="form-label">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"><path d="M17 3a2.85 2.83 0 1 1 4 4L7.5 20.5 2 22l1.5-5.5Z"/><path d="m15 5 4 4"/></svg>
-                    ۲. توضیح دهید بین دو تصویر چه اتفاقی بیفتد
                 </label>
-                <textarea id="prompt" rows="3" placeholder="مثال: مرد می چرخد و به سمت دوربین نگاه می کند"></textarea>
                 <div id="credit-info-section"></div>
                 <button id="upgrade-button">⭐️ ارتقا به نسخه کامل و نامحدود</button>
                 <button id="generateButton">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"><path d="M10 3L12 8L17 10L12 12L10 17L8 12L3 10L8 8L10 3z"/></svg>
                     <span>ساخت ویدیو جادویی</span>
                 </button>
             </div>
             <div class="form-group">
                  <div class="form-label">
-                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor"><path d="M10 3L12 8L17 10L12 12L10 17L8 12L3 10L8 8L10 3z"/><path d="M21 14l-1.5 3-3-1.5 3-3 1.5 3z"/><path d="M19.5 2.5l-3 1.5 1.5 3 3-1.5-1.5-3z"/></svg>
-                     ۳. نتیجه را ببینید
                 </div>
                 <div id="result-container">
                     <div id="statusSection">
                          <div id="statusMessages"></div>
-                         <div id="aiLoader">
                             <div class="generator-container">
                                 <div class="text-overlay">در حال پردازش ویدیو...</div>
                                 <div class="progress-bar"></div>
                             </div>
                         </div>
                     </div>
                     <div id="outputSection">
                         <video id="outputVideo" controls preload="metadata" playsinline></video>
                         <div class="video-controls">
                              <button id="btnDownloadVideo" class="video-button primary" style="display: none;">
                                 <svg width="20" height="20" viewBox="0 0 24 24" fill="currentColor"><path d="M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z"/></svg>
@@ -188,6 +273,7 @@
                             </button>
                         </div>
                     </div>
                     <div id="criticalErrorSection"></div>
                 </div>
             </div>
@@ -205,7 +291,6 @@
             const PREMIUM_PAGE_ID = '1149636';
             async function getBrowserFingerprint() {
-                // ... (کد این بخش بدون تغییر باقی می‌ماند)
                 const components = [navigator.userAgent, navigator.language, screen.width + 'x' + screen.height, new Date().getTimezoneOffset()];
                 try {
                     const canvas = document.createElement('canvas'); const ctx = canvas.getContext('2d');
@@ -227,7 +312,6 @@
             }
             function updateUIForSubscriptionStatus(status) {
-                // ... (کد این بخش بدون تغییر باقی می‌ماند)
                 userSubscriptionStatus = status;
                 const creditInfoDiv = document.getElementById('credit-info-section');
                 const upgradeBtn = document.getElementById('upgrade-button');
@@ -250,7 +334,6 @@
             }
             async function checkFreeUserCredit() {
-                // ... (کد این بخش بدون تغییر باقی می‌ماند)
                 if (!userFingerprint) return;
                 const creditInfoDiv = document.getElementById('credit-info-section');
                 const upgradeBtn = document.getElementById('upgrade-button');
@@ -280,8 +363,8 @@
                     genBtn.disabled = true;
                 }
             }
-             function startCountdown(resetTimestamp) {
-                // ... (کد این بخش بدون تغییر باقی می‌ماند)
                 if (countdownInterval) clearInterval(countdownInterval);
                 const creditInfoDiv = document.getElementById('credit-info-section');
                 const updateTimer = () => {
@@ -300,30 +383,41 @@
                 updateTimer();
                 countdownInterval = setInterval(updateTimer, 60000);
             }
             window.addEventListener('message', (event) => {
-                // ... (کد این بخش بدون تغییر باقی می‌ماند)
                 if (event.data && event.data.type === 'USER_DATA_RESPONSE') {
-                    if (event.data.error || !event.data.payload) { updateUIForSubscriptionStatus('free'); return; }
                     try {
                         const userObject = JSON.parse(event.data.payload);
                         const status = isUserPaid(userObject) ? 'paid' : 'free';
                         updateUIForSubscriptionStatus(status);
-                    } catch (e) { updateUIForSubscriptionStatus('free'); }
                 }
             });
-            document.getElementById('upgrade-button').addEventListener('click', () => { parent.postMessage({ type: 'NAVIGATE_TO_PREMIUM' }, '*'); });
             // === END: بخش مدیریت اعتبار ===
             // DOM Elements
-            const startImageInput = document.getElementById('startImageFile');
-            const endImageInput = document.getElementById('endImageFile');
-            const startImagePreview = document.getElementById('startImagePreview');
-            const endImagePreview = document.getElementById('endImagePreview');
-            const startImageDropZone = document.getElementById('startImageDropZone');
-            const endImageDropZone = document.getElementById('endImageDropZone');
             const promptInput = document.getElementById('prompt');
             const generateButton = document.getElementById('generateButton');
             const outputVideo = document.getElementById('outputVideo');
             const criticalErrorSection = document.getElementById('criticalErrorSection');
             const statusSection = document.getElementById('statusSection');
             const statusMessagesDiv = document.getElementById('statusMessages');
@@ -333,12 +427,22 @@
             const outputSection = document.getElementById('outputSection');
             const btnRestart = document.getElementById('btnRestart');
             const btnDownloadVideo = document.getElementById('btnDownloadVideo');
-            const resultContainer = document.getElementById('result-container');
-            // Model Settings
             const VIDEO_SPACE_URL = "https://multimodalart-wan-2-2-first-last-frame.hf.space/";
-            const DEFAULT_NEGATIVE_PROMPT = "色调艳丽，过曝，静态，细节模糊不清，字幕，风格，作品，画作，画面，静止，整体发灰，最差质量，低质量，JPEG压缩残留，丑陋的，残缺的，多余的手指";
             const TRANSPARENT_PIXEL_SRC = 'data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7';
             let lastAttemptedVideoPayload = null;
             let eventSource = null;
@@ -346,8 +450,14 @@
             const generateSessionHash = () => Math.random().toString(36).substring(2, 13);
             async function retryLastAttempt() {
-                if (!lastAttemptedVideoPayload || !lastAttemptedVideoPayload.startImageFile || !lastAttemptedVideoPayload.endImageFile || !lastAttemptedVideoPayload.prompt) {
                     showCriticalError("اطلاعات کافی برای تلاش مجدد وجود ندارد. لطفاً از نو شروع کنید.");
                     return;
                 }
@@ -355,16 +465,18 @@
             }
             function showCriticalError(message, isGpuQuotaError = false) {
-                if (isGpuQuotaError) {
-                    const detailedGpuErrorHtml = `<div class="gpu-error-message-container"><h2>💡 راهنمای رفع محدودیت ویدیو</h2><div class="error-content"><p><strong>برای رفع محدودیت، مراحل زیر را دقیقاً انجام دهید:</strong></p><ul><li>اگر از اینترنت سیم‌کارت استفاده می‌کنید، فیلترشکن خود را حتما خاموش کنید.</li><li><strong>به مدت ۱۰ تا ۱۵ ثانیه، گوشی خود را در حالت هواپیما قرار دهید و سپس آن را غیرفعال کنید.</strong> این کار IP شما را تغییر داده و محدودیت را برطرف می‌کند.</li><li>اگر از وای فای استفاده می‌کنید، مودم خود را یک بار خاموش و روشن کنید.</li></ul><p>خلاصه: هر بار با این خطا مواجه شدید، از اینترنت سیم‌کارت بدون فیلترشکن استفاده کرده و یک یا دو بار حالت هواپیما را روشن و خاموش کنید. سپس دکمه "تلاش مجدد" را بزنید.</p></div><div class="video-controls"><button id="gpuErrorGoBackBtn" class="video-button">بازگشت</button><button id="gpuErrorRetryBtn" class="video-button primary">تلاش مجدد</button></div></div>`;
                     criticalErrorSection.innerHTML = detailedGpuErrorHtml;
                     document.getElementById('gpuErrorGoBackBtn').addEventListener('click', hideCriticalError);
                     document.getElementById('gpuErrorRetryBtn').addEventListener('click', retryLastAttempt);
                 } else {
-                    criticalErrorSection.innerHTML = `<div style="text-align: center; color: var(--danger-color);"><p>${message}</p></div><div class="video-controls"><button id="simpleErrorGoBackBtn" class="video-button">بازگشت</button><button id="simpleErrorRetryBtn" class="video-button primary">تلاش مجدد</button></div>`;
                      document.getElementById('simpleErrorGoBackBtn').addEventListener('click', hideCriticalError);
                      document.getElementById('simpleErrorRetryBtn').addEventListener('click', retryLastAttempt);
                 }
                 criticalErrorSection.classList.add('active');
                 statusSection.classList.remove('active');
                 outputSection.classList.remove('active');
@@ -378,7 +490,13 @@
             }
             function setAiLoaderText(text) { if (loaderTextOverlay) loaderTextOverlay.textContent = text; }
-            function setProgressBar(percentage) { if(loaderProgressBar) loaderProgressBar.style.width = `${Math.min(100, percentage)}%`; }
             function addStatusMessage(message, type = 'info') {
                  if (criticalErrorSection.classList.contains('active') && type === 'error') return;
@@ -386,42 +504,77 @@
                 statusSection.classList.add('active');
                 const messageDiv = document.createElement('div');
                 messageDiv.className = `status-message ${type}`;
-                const icon = type === 'error' ? '❗️' : '✅';
-                messageDiv.innerHTML = `<span class="status-icon">${icon}</span><span class="status-text">${message}</span>`;
                 statusMessagesDiv.insertBefore(messageDiv, statusMessagesDiv.firstChild);
             }
             function initializeForm() {
-                if (eventSource) { eventSource.close(); eventSource = null; }
                 isProcessCompleted = false;
                 hideCriticalError();
                 resultContainer.classList.remove('active');
                 statusSection.classList.remove('active');
                 outputSection.classList.remove('active');
-                statusMessagesDiv.innerHTML = '';
-                setProgressBar(0);
                 lastAttemptedVideoPayload = null;
-                startImageInput.value = '';
-                startImagePreview.src = TRANSPARENT_PIXEL_SRC;
-                startImageDropZone.classList.remove('has-image');
-                endImageInput.value = '';
-                endImagePreview.src = TRANSPARENT_PIXEL_SRC;
-                endImageDropZone.classList.remove('has-image');
-                promptInput.value = "";
                 generateButton.disabled = false;
                 updateUIForSubscriptionStatus(userSubscriptionStatus);
             }
             async function handleSuccessfulVideoGeneration(output) {
                 aiLoader.style.display = 'none';
                 if (!output?.data?.[0]?.video?.path) {
                     showCriticalError('پاسخ دریافتی از سرور ویدیو معتبر نیست.');
                     return;
                 }
-                 if (userSubscriptionStatus === 'free') {
                     try {
                         addStatusMessage('ویدیو ساخته شد، در حال ثبت اعتبار...', 'info');
                         await fetch('/api/use-credit', {
@@ -430,55 +583,88 @@
                             body: JSON.stringify({ fingerprint: userFingerprint })
                         });
                         checkFreeUserCredit();
-                    } catch (creditError) { console.error("Critical error deducting credit:", creditError); }
                 }
                 addStatusMessage('ویدیو آماده شد! 🎉', 'success');
-                const videoUrl = `${VIDEO_SPACE_URL}gradio_api/file=${output.data[0].video.path}`;
-                statusSection.classList.remove('active');
-                outputSection.classList.add('active');
-                outputVideo.src = videoUrl;
-                btnDownloadVideo.style.display = 'flex';
-                btnDownloadVideo.onclick = () => parent.postMessage({ type: 'DOWNLOAD_REQUEST', url: videoUrl }, '*');
                 generateButton.disabled = false;
             }
             document.addEventListener('DOMContentLoaded', async () => {
                 initializeForm();
                 userFingerprint = await getBrowserFingerprint();
                 parent.postMessage({ type: 'REQUEST_USER_DATA' }, '*');
             });
-            const setupImageInput = (dropZone, fileInput, previewEl) => {
                 ['dragenter', 'dragover', 'dragleave', 'drop'].forEach(e => dropZone.addEventListener(e, ev => ev.preventDefault()));
                 ['dragenter', 'dragover'].forEach(e => dropZone.addEventListener(e, () => { if (!dropZone.classList.contains('has-image')) dropZone.classList.add('drag-over'); }));
                 ['dragleave', 'drop'].forEach(e => dropZone.addEventListener(e, () => dropZone.classList.remove('drag-over')));
-                dropZone.addEventListener('drop', e => { if (e.dataTransfer.files.length) { fileInput.files = e.dataTransfer.files; fileInput.dispatchEvent(new Event('change')); } });
-                fileInput.addEventListener('change', (e) => {
-                    const file = e.target.files[0];
-                    if (file && file.type.startsWith('image/')) {
-                        const reader = new FileReader();
-                        reader.onload = (e) => { previewEl.src = e.target.result; dropZone.classList.add('has-image'); };
-                        reader.readAsDataURL(file);
                     } else {
-                        previewEl.src = TRANSPARENT_PIXEL_SRC;
                         dropZone.classList.remove('has-image');
                     }
                 });
-            };
-            setupImageInput(startImageDropZone, startImageInput, startImagePreview);
-            setupImageInput(endImageDropZone, endImageInput, endImagePreview);
             btnRestart.addEventListener('click', initializeForm);
             const proceedWithVideoGeneration = async () => {
-                const prompt = promptInput.value.trim();
-                const startImageFile = startImageInput.files[0];
-                const endImageFile = endImageInput.files[0];
-                if (!prompt) { addStatusMessage('لطفاً توضیحات را وارد کنید.', 'error'); return; }
-                if (!startImageFile || !endImageFile) { addStatusMessage('لطفاً هر دو تصویر شروع و پایان را انتخاب کنید.', 'error'); return; }
-                statusMessagesDiv.innerHTML = '';
                 hideCriticalError();
                 generateButton.disabled = true;
                 resultContainer.classList.add('active');
@@ -488,41 +674,59 @@
                 outputSection.classList.remove('active');
                 addStatusMessage('در حال آماده سازی...', 'info');
-                lastAttemptedVideoPayload = { prompt, startImageFile, endImageFile };
                 isProcessCompleted = false;
                 const sessionHash = generateSessionHash();
                 try {
-                    setAiLoaderText("آپلود تصویر شروع...");
-                    const uploadFile = async (file) => {
                         const formData = new FormData();
                         formData.append('files', file);
-                        const resp = await fetch(`${VIDEO_SPACE_URL}gradio_api/upload`, { method: 'POST', body: formData });
-                        if (!resp.ok) throw new Error(`خطا در آپلود: ${resp.statusText}`);
-                        return (await resp.json())[0];
                     };
-                    const startServerPath = await uploadFile(startImageFile);
-                    setProgressBar(15);
-                    setAiLoaderText("آپلود تصویر پایان...");
-                    const endServerPath = await uploadFile(endImageFile);
-                    setProgressBar(30);
-                    setAiLoaderText("ارسال درخواست به صف...");
                     const joinPayload = {
                         "data": [
                             { "path": startServerPath, "url": `${VIDEO_SPACE_URL}gradio_api/file=${startServerPath}` },
                             { "path": endServerPath, "url": `${VIDEO_SPACE_URL}gradio_api/file=${endServerPath}` },
-                            prompt, DEFAULT_NEGATIVE_PROMPT, 2.1, 8, 1, 1, 42, true
-                        ], "fn_index": 0, "session_hash": sessionHash
                     };
                     const joinResponse = await fetch(`${VIDEO_SPACE_URL}gradio_api/queue/join`, {
                         method: 'POST', headers: {'Content-Type': 'application/json'}, body: JSON.stringify(joinPayload)
                     });
                     if (!joinResponse.ok) throw new Error(`خطا در اتصال به صف: ${joinResponse.statusText}`);
-                    setAiLoaderText("منتظر دریافت نتیجه...");
                     eventSource = new EventSource(`${VIDEO_SPACE_URL}gradio_api/queue/data?session_hash=${sessionHash}`);
                     eventSource.onmessage = async (event) => {
@@ -536,40 +740,60 @@
                                 addStatusMessage('پردازش شروع شد...');
                                 break;
                             case 'progress':
-                                if (data.progress_data && data.progress_data[0] && data.progress_data[0].unit === "steps") {
                                     const p = data.progress_data[0];
-                                    const percentage = 30 + (p.index / p.length) * 70;
                                     setProgressBar(percentage);
-                                    setAiLoaderText(`ساخت ویدیو: ${Math.round(percentage)}%`);
                                 }
                                 break;
                             case 'process_completed':
-                                isProcessCompleted = true;
                                 if (data.success) {
                                     setProgressBar(100);
                                     setAiLoaderText("پردازش کامل شد!");
                                     await handleSuccessfulVideoGeneration(data.output);
                                 } else {
-                                    const errorMsg = data.output?.error || "یک خطای نامشخص رخ داد.";
-                                    showCriticalError(errorMsg, /gpu quota/i.test(errorMsg));
                                 }
                                 eventSource.close();
                                 break;
                         }
                     };
-                    eventSource.onerror = () => {
-                        if (!isProcessCompleted) {
-                            showCriticalError("خطا در ارتباط با سرور. اتصال اینترنت خود را بررسی کنید.");
                             eventSource.close();
                         }
                     };
-                } catch (error) {
-                    showCriticalError(`خطای اولیه: ${error.message}`);
                     generateButton.disabled = false;
                 }
             };
-             generateButton.addEventListener('click', async () => {
                 if (generateButton.disabled) return;
                 if (userSubscriptionStatus === 'paid') {
@@ -594,5 +818,26 @@
             });
         })();
     </script>
 </body>
 </html>

 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>AI Video Studio - Two Frames</title>
     <link href="https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700;800&display=swap" rel="stylesheet">
     <style>
         :root {
             --radius-btn: 14px;
             --radius-input: 12px;
             --transition-smooth: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
+            --igadlm-alpha-color-primary: #5A67D8;
+            --igadlm-alpha-color-secondary: #805AD5;
+            --igadlm-alpha-color-primary-darker: #4C51BF;
+            --igadlm-alpha-color-secondary-darker: #6B46C1;
+            --igadlm-alpha-color-text-light: #4A5568;
             --igadlm-alpha-color-warning-bg: #FFFBEB;
             --igadlm-alpha-color-warning-border: #FBBF24;
             --igadlm-alpha-color-warning-text: #B45309;
+            --igadlm-alpha-border-radius-md: 8px;
+            --igadlm-alpha-border-radius-lg: 12px;
         }
         @keyframes fadeIn { from { opacity: 0; transform: translateY(15px); } to { opacity: 1; transform: translateY(0); } }
+        @keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
         @keyframes core-pulse { 0%, 100% { transform: scale(0.95); box-shadow: 0 0 25px var(--accent-primary-glow); } 50% { transform: scale(1.05); box-shadow: 0 0 50px rgba(74, 108, 250, 0.5); } }
+        @keyframes ring-rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
+        @keyframes background-pan { 0% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } 100% { background-position: 0% 50%; } }
         @keyframes igadlmAlphaV2fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
+        @keyframes badge-fade-in { from { opacity: 0; transform: translateY(-10px) scale(0.95); } to { opacity: 1; transform: translateY(0) scale(1); } }
         body { font-family: var(--app-font); background-color: var(--app-bg); color: var(--text-primary); margin: 0; padding: 2.5rem 1rem; display: flex; justify-content: center; align-items: flex-start; min-height: 100vh; }
         .container { max-width: 820px; width: 100%; }
+        header { position: relative; text-align: center; margin-bottom: 2.5rem; padding: 2rem 0; animation: fadeIn 0.8s 0.1s ease-out backwards; overflow: hidden; }
+        #neural-network-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 1; }
+        .header-content { position: relative; z-index: 2; }
         .ai-orb-container { width: 150px; height: 150px; margin: 0 auto 1rem; position: relative; display: flex; align-items: center; justify-content: center; }
+        .orb-background { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: radial-gradient(ellipse at center, rgba(74, 108, 250, 0.15) 0%, transparent 70%), linear-gradient(45deg, rgba(15, 212, 168, 0.05), rgba(74, 108, 250, 0.05)); border-radius: 50%; animation: background-pan 12s ease-in-out infinite; background-size: 200% 200%; }
         .orb-core { width: 60px; height: 60px; border-radius: 50%; background: radial-gradient(circle, #394A7A 0%, #1A202C 70%); box-shadow: 0 0 25px var(--accent-primary-glow); display: flex; align-items: center; justify-content: center; position: relative; z-index: 2; animation: core-pulse 4s ease-in-out infinite; border: 1px solid rgba(74, 108, 250, 0.3); }
+        .play-icon { width: 24px; height: 24px; color: var(--accent-secondary); filter: drop-shadow(0 0 8px rgba(15, 212, 168, 0.7)); transition: var(--transition-smooth); }
+        .orb-core:hover .play-icon { transform: scale(1.1); color: #fff; filter: drop-shadow(0 0 12px rgba(15, 212, 168, 1)); }
+        .orb-ring { position: absolute; top: 50%; left: 50%; border-style: solid; border-color: transparent; border-radius: 50%; z-index: 1; mix-blend-mode: screen; }
+        .orb-ring.one { width: 100px; height: 100px; margin-top: -50px; margin-left: -50px; border-width: 2px; border-top-color: var(--accent-primary); border-right-color: var(--accent-primary); animation: ring-rotate 8s linear infinite; filter: blur(1px); }
         .orb-ring.two { width: 120px; height: 120px; margin-top: -60px; margin-left: -60px; border-width: 1px; border-bottom-color: var(--accent-secondary); animation: ring-rotate 10s linear infinite reverse; }
+        .orb-ring.three { width: 140px; height: 140px; margin-top: -70px; margin-left: -70px; border-width: 2px; border-left-color: rgba(255, 255, 255, 0.5); border-right-color: rgba(255, 255, 255, 0.5); animation: ring-rotate 12s linear infinite; filter: blur(1px); opacity: 0.5; }
         h1 { font-size: 2.8rem; font-weight: 800; margin: 0; background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; letter-spacing: -1px; }
         .subtitle { font-size: 1.1rem; color: var(--text-secondary); margin-top: 0.5rem; }
+        .instruction { font-size: 0.95rem; color: var(--text-tertiary); margin-top: 0.75rem; font-weight: 500; }
         main { padding: 3rem; background-color: var(--panel-bg); border-radius: var(--radius-card); box-shadow: var(--shadow-xl); border: 1px solid var(--panel-border); animation: fadeIn 0.8s 0.3s ease-out backwards; }
         .form-group { margin-bottom: 2.5rem; }
+        .form-group:last-child { margin-bottom: 0; }
         .form-label { display: flex; align-items: center; gap: 0.75rem; font-weight: 700; color: var(--text-primary); font-size: 1.2em; margin-bottom: 1.2rem; }
         .form-label svg { width: 24px; height: 24px; color: var(--accent-primary); }
+        .image-drop-zone { position: relative; border: 2px dashed var(--input-border); border-radius: var(--radius-input); padding: 2.5rem; text-align: center; cursor: pointer; transition: var(--transition-smooth); background-color: var(--input-bg); min-height: 200px; display: flex; flex-direction: column; justify-content: center; align-items: center; overflow: hidden; }
         .image-drop-zone.drag-over, .image-drop-zone:hover:not(.has-image) { border-color: var(--accent-primary); background-color: #fff; box-shadow: 0 0 15px var(--accent-primary-glow); }
         .image-drop-zone.has-image { border-style: solid; border-color: var(--success-color); padding: 0; cursor: default; }
+        .upload-content { display: flex; flex-direction: column; align-items: center; gap: 1rem; }
+        .upload-icon svg { width: 48px; height: 48px; color: var(--accent-primary); stroke-width: 1.5; opacity: 0.8; }
+        .image-drop-zone p { margin: 0; color: var(--text-secondary); font-weight: 500; }
+        .image-preview { display: none; width: 100%; height: 100%; object-fit: contain; position: absolute; top: 0; left: 0; }
         .image-drop-zone.has-image .upload-content { display: none; }
         .image-drop-zone.has-image .image-preview { display: block; }
+        textarea { width: 100%; padding: 1rem 1.2rem; border-radius: var(--radius-input); border: 1px solid var(--input-border); background-color: var(--input-bg); color: var(--text-primary); box-shadow: var(--shadow-sm) inset; font-family: var(--app-font); font-size: 1rem; box-sizing: border-box; transition: var(--transition-smooth); min-height: 120px; resize: vertical; }
         textarea:focus { outline: none; border-color: var(--accent-primary); box-shadow: 0 0 0 3px var(--accent-primary-glow), var(--shadow-sm) inset; background-color: var(--panel-bg); }
+        .slider-group { margin-top: 2rem; margin-bottom: 1.5rem; }
+        .slider-label-container { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
+        .slider-label { font-weight: 600; color: var(--text-secondary); font-size: 0.95rem; }
+        .slider-value { font-weight: 700; font-size: 1rem; color: var(--accent-primary); background-color: var(--input-bg); padding: 0.25rem 0.75rem; border-radius: 8px; border: 1px solid var(--input-border); min-width: 80px; text-align: center; }
+        .slider-wrapper { display: flex; align-items: center; gap: 1rem; }
+        .slider-icon { width: 22px; height: 22px; color: var(--text-tertiary); flex-shrink: 0; opacity: 0.8; }
+        input[type="range"] { -webkit-appearance: none; appearance: none; flex-grow: 1; width: 100%; height: 12px; background: var(--input-bg); border-radius: var(--radius-input); outline: none; cursor: pointer; direction: rtl; box-shadow: inset 0 1px 3px rgba(0,0,0,0.1); transition: var(--transition-smooth); }
+        input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 24px; height: 24px; background: linear-gradient(145deg, var(--accent-primary), var(--accent-secondary)); border-radius: 50%; border: 3px solid white; box-shadow: var(--shadow-md); transition: all 0.2s ease-in-out; margin-top: -6px; }
+        input[type="range"]::-moz-range-thumb { width: 24px; height: 24px; background: linear-gradient(145deg, var(--accent-primary), var(--accent-secondary)); border-radius: 50%; border: 3px solid white; box-shadow: var(--shadow-md); transition: all 0.2s ease-in-out; }
+        input[type="range"]:hover { box-shadow: inset 0 1px 3px rgba(0,0,0,0.1), 0 0 0 4px var(--accent-primary-glow); }
+        input[type="range"]:hover::-webkit-slider-thumb { box-shadow: 0 0 0 10px var(--accent-primary-glow), var(--shadow-md); transform: scale(1.1); }
+        input[type="range"]:active::-webkit-slider-thumb { transform: scale(1.2); box-shadow: 0 0 0 12px var(--accent-primary-glow), var(--shadow-md); }
         #generateButton { display: flex; align-items: center; justify-content: center; gap: 0.75rem; width: 100%; padding: 1.1rem; font-size: 1.2rem; font-weight: 700; background: linear-gradient(95deg, var(--accent-secondary) 0%, var(--accent-primary) 100%); color: #fff; border: none; border-radius: var(--radius-btn); cursor: pointer; transition: all 0.3s ease; box-shadow: 0 6px 12px -3px var(--accent-primary-glow), 0 6px 12px -3px rgba(15, 212, 168, 0.25); margin-top: 1rem; }
+        #generateButton svg { width: 24px; height: 24px; margin-left: 4px; filter: drop-shadow(0 0 5px rgba(255,255,255,0.5)); }
         #generateButton:hover:not(:disabled) { transform: translateY(-5px) scale(1.02); box-shadow: 0 8px 20px -4px var(--accent-primary-glow), 0 8px 20px -4px rgba(15, 212, 168, 0.3); }
         #generateButton:disabled { background: var(--text-tertiary); cursor: not-allowed; box-shadow: none; opacity: 0.7; }
         #result-container { min-height: 350px; position: relative; padding: 1rem; background-color: var(--input-bg); border-radius: var(--radius-card); border: 2px dashed var(--input-border); box-shadow: var(--shadow-sm) inset; transition: var(--transition-smooth); display: flex; flex-direction: column; align-items: center; justify-content: center; }
         #result-container.active { border-style: solid; border-color: var(--panel-border); }
         #statusSection, #outputSection, #criticalErrorSection { display: none; width: 100%; }
         #statusSection.active, #outputSection.active, #criticalErrorSection.active { display: block; animation: fadeIn 0.5s; }
+        #statusMessages { max-height: 150px; overflow-y: auto; width: 100%; padding: 0.5rem; margin-bottom: 1rem; }
         .status-message { display: flex; align-items: center; gap: 0.75rem; padding: 0.6rem 1rem; margin-bottom: 0.5rem; border-radius: var(--radius-input); font-size: 0.9rem; background: var(--panel-bg); border: 1px solid var(--panel-border); color: var(--text-secondary); }
+        .status-message.success { border-left: 4px solid var(--success-color); color: var(--success-color); }
         .status-message.error { border-left: 4px solid var(--danger-color); color: var(--danger-color); }
         .status-icon { width: 18px; height: 18px; }
+        #aiLoader { display: none; align-items: center; justify-content: center; }
+        .generator-container { position: relative; width: 400px; max-width: 100%; height: 300px; border: 2px solid #38bdf8; border-radius: 20px; overflow: hidden; box-shadow: 0 0 40px rgba(56, 189, 248, 0.3); animation: pulse-loader 5s infinite cubic-bezier(0.4, 0, 0.6, 1); background-color: #161b22; color: #f0f6fc; }
+        @keyframes pulse-loader { 0% { box-shadow: 0 0 40px rgba(56, 189, 248, 0.3); } 50% { box-shadow: 0 0 60px rgba(56, 189, 248, 0.7); } 100% { box-shadow: 0 0 40px rgba(56, 189, 248, 0.3); } }
+        .noise-layer, .sketch-layer, .building-layer { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
+        .noise-layer { background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100"><rect width="100" height="100" fill="none"/><filter id="noise"><feTurbulence type="fractalNoise" baseFrequency="0.5" numOctaves="4" stitchTiles="stitch"/></filter><rect width="100%" height="100%" filter="url(%23noise)" opacity="0.6"/></svg>') repeat; opacity: 1; animation: fade-noise 7s infinite ease-in-out; }
+        @keyframes fade-noise { 0% { opacity: 1; filter: blur(5px); } 30% { opacity: 0.8; filter: blur(2px); } 100% { opacity: 0; filter: blur(0px); } }
+        .sketch-layer { filter: grayscale(1) contrast(1.5) blur(3px); opacity: 0; animation: reveal-sketch 7s infinite ease-in-out; }
+        @keyframes reveal-sketch { 0% { opacity: 0; } 20% { opacity: 1; } 60% { opacity: 0.5; } 100% { opacity: 0; } }
+        .building-layer { filter: blur(15px); opacity: 0; animation: denoise-color 7s infinite ease-in-out; }
+        @keyframes denoise-color { 0% { opacity: 0; } 40% { opacity: 0.6; filter: blur(5px); } 100% { opacity: 1; filter: blur(0px); } }
+        .pixel-grid { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: repeating-linear-gradient(0deg, transparent 0 1px, rgba(255,255,255,0.1) 1px 2px), repeating-linear-gradient(90deg, transparent 0 1px, rgba(255,255,255,0.1) 1px 2px); opacity: 1; animation: dissolve-grid 7s infinite ease-in-out; }
+        @keyframes dissolve-grid { 0% { opacity: 1; } 70% { opacity: 0.5; } 100% { opacity: 0; } }
+        .particles { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: radial-gradient(circle, rgba(56, 189, 248, 0.2) 0%, transparent 50%); animation: flow-particles 7s infinite cubic-bezier(0.4, 0, 0.6, 1); }
+        @keyframes flow-particles { 0% { transform: translate(0, 0) scale(1); opacity: 0.5; } 50% { transform: translate(10px, -15px) scale(1.05); opacity: 0.8; } 100% { transform: translate(0, 0) scale(1); opacity: 0.5; } }
+        .text-overlay { position: absolute; top: 45%; left: 50%; transform: translate(-50%, -50%); font-size: 24px; font-weight: 700; text-shadow: 0 0 20px rgba(56, 189, 248, 0.8); animation: glow-text 7s infinite ease-in-out; font-family: var(--app-font); width: 90%; text-align: center;}
+        @keyframes glow-text { 0% { opacity: 0.7; } 50% { opacity: 1; } 100% { opacity: 0.7; } }
         .progress-bar { position: absolute; bottom: 0; left: 0; width: 0%; height: 6px; background: linear-gradient(to right, #38bdf8, #bb86fc, #facc15); transition: width 0.5s ease-out; }
+        #outputVideo { width: 100%; max-width: 500px; border-radius: var(--radius-input); margin: 1rem auto; display: block; background-color: #000; box-shadow: var(--shadow-md); }
+        #finalSeed { text-align: center; color: var(--text-tertiary); font-size: 0.85rem; margin-top: 1rem; }
         .video-controls { display: flex; justify-content: center; gap: 1rem; margin-top: 1.5rem; }
         .video-button { padding: 0.7rem 1.5rem; border-radius: var(--radius-btn); border: none; cursor: pointer; font-family: var(--app-font); font-weight: 600; font-size: 1rem; transition: var(--transition-smooth); display: flex; align-items: center; gap: 0.5rem; }
         .video-button.primary { background-color: var(--accent-primary); color: white; }
+        .video-button.primary:hover { background-color: var(--accent-primary-hover); transform: translateY(-2px); }
+        .video-button:not(.primary) { background-color: var(--input-bg); color: var(--text-secondary); border: 1px solid var(--input-border); }
+        .video-button:not(.primary):hover { background-color: var(--panel-border); color: var(--text-primary); }
+        .gpu-error-message-container { text-align: right; background-color: var(--igadlm-alpha-color-warning-bg); padding: 25px; border-radius: var(--igadlm-alpha-border-radius-lg); box-shadow: var(--shadow-lg); border: 2px solid var(--igadlm-alpha-color-warning-border); animation: igadlmAlphaV2fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) both; }
+        .gpu-error-message-container h2 { font-size: 1.2em; color: var(--igadlm-alpha-color-warning-text); margin-bottom: 15px; font-weight: 700; display: flex; align-items: center; border-bottom: 1px solid var(--igadlm-alpha-color-warning-border); padding-bottom: 12px; }
+        .gpu-error-message-container h2 .icon { margin-left: 10px; font-size: 1.3em; }
+        .gpu-error-message-container .error-content { font-size: 0.9rem; color: var(--igadlm-alpha-color-text-light); line-height: 1.7; word-break: break-word; white-space: pre-line; }
+        .gpu-error-message-container .error-content strong.error-message-title { font-weight: 600; color: var(--igadlm-alpha-color-warning-text); display: block; margin-bottom: 8px;}
+        .gpu-error-message-container .error-content ul { list-style-type: "▫️ "; padding-right: 20px; margin-top: 10px; }
+        .gpu-error-message-container .error-content li { margin-bottom: 6px; }
+        #subscription-status-badge { display: none; padding: 6px 16px; border-radius: 20px; font-size: 0.9em; font-weight: 700; margin-top: 1.25rem; letter-spacing: 0.5px; animation: badge-fade-in 0.6s 0.5s ease-out backwards; }
+        #subscription-status-badge.free-badge { background: linear-gradient(45deg, #6c757d, #495057); color: white; box-shadow: 0 4px 10px rgba(108, 117, 125, 0.3); }
+        #subscription-status-badge.paid-badge { background: linear-gradient(45deg, var(--accent-premium), #ffca2c); color: #333; box-shadow: 0 4px 10px var(--accent-premium-glow); }
+        #credit-info-section { margin-top: 1.5rem; margin-bottom: 0.5rem; padding: 1rem; background-color: var(--input-bg); border-radius: var(--radius-input); text-align: center; font-size: 0.95rem; font-weight: 500; color: var(--text-secondary); border: 1px solid var(--input-border); display: none; }
         #upgrade-button { margin-top: 1rem; width: 100%; padding: 1rem; font-size: 1.1rem; font-weight: 700; background: linear-gradient(95deg, #FFD54F, #FFC107 100%); color: #212529; border: none; border-radius: var(--radius-btn); cursor: pointer; box-shadow: 0 8px 20px -5px rgba(255, 193, 7, 0.3); display: none; }
+        @media (max-width: 768px) { main { padding: 1.5rem; } h1 { font-size: 2.2rem; } .generator-container { height: 250px; } .text-overlay { font-size: 18px; } }
     </style>
 </head>
 <body>
     <div class="container">
         <header>
+            <canvas id="neural-network-canvas"></canvas>
             <div class="header-content">
                 <div class="ai-orb-container">
+                    <div class="orb-background"></div>
+                    <div class="orb-core">
+                        <svg class="play-icon" viewBox="0 0 24 24" fill="currentColor" xmlns="http://www.w3.org/2000/svg">
+                            <path d="M8 5v14l11-7z"></path>
+                        </svg>
+                    </div>
+                    <div class="orb-ring one"></div>
+                    <div class="orb-ring two"></div>
+                    <div class="orb-ring three"></div>
                 </div>
                 <h1>استودیو ویدیو هوش مصنوعی</h1>
+                <p class="subtitle">تصاویر خود را با قدرت هوش مصنوعی به ویدیو سینمایی تبدیل کنید</p>
+                <p class="instruction">دو تصویر برای شروع و پایان ویدیو انتخاب کرده و دستور ساخت را بنویسید.</p>
                 <div id="subscription-status-badge" style="display:inline-block;"></div>
             </div>
         </header>
         <main>
              <div class="form-group">
                 <div class="form-label">
+                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 12v7a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h7"/><path d="M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4Z"/></svg>
+                    ۱. تصویر شروع را انتخاب کنید
                 </div>
+                <label id="image-drop-zone-start" class="image-drop-zone" for="imageFileStart">
+                    <div class="upload-content">
+                        <div class="upload-icon"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"></path><polyline points="17 8 12 3 7 8"></polyline><line x1="12" y1="3" x2="12" y2="15"></line></svg></div>
+                        <p>فایل تصویر شروع را اینجا بکشید یا برای انتخاب کلیک کنید</p>
+                    </div>
+                    <img id="imagePreviewStart" class="image-preview" src="" alt="Preview Start">
+                </label>
+                <input type="file" id="imageFileStart" accept="image/jpeg, image/png, image/webp" hidden>
+            </div>
+            <div class="form-group">
+                <div class="form-label">
+                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 12v7a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h7"/><path d="M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4Z"/></svg>
+                    ۲. تصویر پایان را انتخاب کنید
                 </div>
+                <label id="image-drop-zone-end" class="image-drop-zone" for="imageFileEnd">
+                    <div class="upload-content">
+                        <div class="upload-icon"><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"></path><polyline points="17 8 12 3 7 8"></polyline><line x1="12" y1="3" x2="12" y2="15"></line></svg></div>
+                        <p>فایل تصویر پایان را اینجا بکشید یا برای انتخاب کلیک کنید</p>
+                    </div>
+                    <img id="imagePreviewEnd" class="image-preview" src="" alt="Preview End">
+                </label>
+                <input type="file" id="imageFileEnd" accept="image/jpeg, image/png, image/webp" hidden>
             </div>
             <div class="form-group">
                 <label for="prompt" class="form-label">
+                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M17 3a2.85 2.83 0 1 1 4 4L7.5 20.5 2 22l1.5-5.5Z"/><path d="m15 5 4 4"/></svg>
+                    ۳. دستور ساخت ویدیو را بنویسید
                 </label>
+                <textarea id="prompt" rows="4" placeholder="مثال: مرد رو به دوربین می‌چرخد و لبخند می‌زند"></textarea>
+                <div class="slider-group">
+                    <div class="slider-label-container">
+                        <label for="durationSlider" class="slider-label">مدت زمان ویدیو</label>
+                        <span id="durationValue" class="slider-value">2.1 ثانیه</span>
+                    </div>
+                    <div class="slider-wrapper">
+                         <svg class="slider-icon" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><polyline points="12 6 12 12 16 14"></polyline></svg>
+                        <input type="range" id="durationSlider" min="0.5" max="5.0" value="2.1" step="0.1">
+                        <svg class="slider-icon" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10"></circle><polyline points="12 6 12 12 16 14"></polyline></svg>
+                    </div>
+                </div>
                 <div id="credit-info-section"></div>
                 <button id="upgrade-button">⭐️ ارتقا به نسخه کامل و نامحدود</button>
                 <button id="generateButton">
+                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M10 3L12 8L17 10L12 12L10 17L8 12L3 10L8 8L10 3z"/></svg>
                     <span>ساخت ویدیو جادویی</span>
                 </button>
             </div>
             <div class="form-group">
                  <div class="form-label">
+                    <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M10 3L12 8L17 10L12 12L10 17L8 12L3 10L8 8L10 3z"/><path d="M21 14l-1.5 3-3-1.5 3-3 1.5 3z"/><path d="M19.5 2.5l-3 1.5 1.5 3 3-1.5-1.5-3z"/></svg>
+                     ۴. نتیجه را ببینید
                 </div>
                 <div id="result-container">
                     <div id="statusSection">
                          <div id="statusMessages"></div>
+                         <div id="aiLoader" style="display: none;">
                             <div class="generator-container">
+                                <div class="noise-layer"></div>
+                                <div class="sketch-layer"></div>
+                                <div class="building-layer"></div>
+                                <div class="pixel-grid"></div>
+                                <div class="particles"></div>
                                 <div class="text-overlay">در حال پردازش ویدیو...</div>
                                 <div class="progress-bar"></div>
                             </div>
                         </div>
                     </div>
                     <div id="outputSection">
                         <video id="outputVideo" controls preload="metadata" playsinline></video>
+                        <p id="finalSeed"></p>
                         <div class="video-controls">
                              <button id="btnDownloadVideo" class="video-button primary" style="display: none;">
                                 <svg width="20" height="20" viewBox="0 0 24 24" fill="currentColor"><path d="M19 9h-4V3H9v6H5l7 7 7-7zM5 18v2h14v-2H5z"/></svg>
                             </button>
                         </div>
                     </div>
                     <div id="criticalErrorSection"></div>
                 </div>
             </div>
             const PREMIUM_PAGE_ID = '1149636';
             async function getBrowserFingerprint() {
                 const components = [navigator.userAgent, navigator.language, screen.width + 'x' + screen.height, new Date().getTimezoneOffset()];
                 try {
                     const canvas = document.createElement('canvas'); const ctx = canvas.getContext('2d');
             }
             function updateUIForSubscriptionStatus(status) {
                 userSubscriptionStatus = status;
                 const creditInfoDiv = document.getElementById('credit-info-section');
                 const upgradeBtn = document.getElementById('upgrade-button');
             }
             async function checkFreeUserCredit() {
                 if (!userFingerprint) return;
                 const creditInfoDiv = document.getElementById('credit-info-section');
                 const upgradeBtn = document.getElementById('upgrade-button');
                     genBtn.disabled = true;
                 }
             }
+            function startCountdown(resetTimestamp) {
                 if (countdownInterval) clearInterval(countdownInterval);
                 const creditInfoDiv = document.getElementById('credit-info-section');
                 const updateTimer = () => {
                 updateTimer();
                 countdownInterval = setInterval(updateTimer, 60000);
             }
             window.addEventListener('message', (event) => {
                 if (event.data && event.data.type === 'USER_DATA_RESPONSE') {
+                    if (event.data.error || !event.data.payload) {
+                        updateUIForSubscriptionStatus('free');
+                        return;
+                    }
                     try {
                         const userObject = JSON.parse(event.data.payload);
                         const status = isUserPaid(userObject) ? 'paid' : 'free';
                         updateUIForSubscriptionStatus(status);
+                    } catch (e) {
+                        updateUIForSubscriptionStatus('free');
+                    }
                 }
             });
+            document.getElementById('upgrade-button').addEventListener('click', () => {
+                parent.postMessage({ type: 'NAVIGATE_TO_PREMIUM' }, '*');
+            });
             // === END: بخش مدیریت اعتبار ===
             // DOM Elements
+            const resultContainer = document.getElementById('result-container');
+            const imageFileInputStart = document.getElementById('imageFileStart');
+            const imagePreviewStart = document.getElementById('imagePreviewStart');
+            const imageDropZoneStart = document.getElementById('image-drop-zone-start');
+            const imageFileInputEnd = document.getElementById('imageFileEnd');
+            const imagePreviewEnd = document.getElementById('imagePreviewEnd');
+            const imageDropZoneEnd = document.getElementById('image-drop-zone-end');
             const promptInput = document.getElementById('prompt');
             const generateButton = document.getElementById('generateButton');
             const outputVideo = document.getElementById('outputVideo');
+            const finalSeedElement = document.getElementById('finalSeed');
             const criticalErrorSection = document.getElementById('criticalErrorSection');
             const statusSection = document.getElementById('statusSection');
             const statusMessagesDiv = document.getElementById('statusMessages');
             const outputSection = document.getElementById('outputSection');
             const btnRestart = document.getElementById('btnRestart');
             const btnDownloadVideo = document.getElementById('btnDownloadVideo');
+            const durationSlider = document.getElementById('durationSlider');
+            const durationValueDisplay = document.getElementById('durationValue');
+            // ====== تنظیمات مدل‌ها ======
             const VIDEO_SPACE_URL = "https://multimodalart-wan-2-2-first-last-frame.hf.space/";
+            const VIDEO_FN_INDEX = 0; // The /generate_video endpoint
+            const TRANSLATOR_SPACE_NAME = "hamed744/translate-tts-aloha";
+            const FN_INDEX_TRANSLATE_SPEAK = 1;
+            const DEFAULT_TTS_VOICE_TRANSLATOR = "انگلیسی (آمریکا) - جنی (زن)";
+            const DEFAULT_NEGATIVE_PROMPT = "色调艳丽, 过曝, 静态, 细节模糊不清, 字幕, 风格, 作品, 画作, 画面, 静止, 整体发灰, 最差质量, 低质量, JPEG压缩残留, 丑陋的, 残缺的, 多余的手指, 画得不好的手部, 画得不好的脸部, 畸形的, 毁容的, 形态畸形的肢体, 手指融合, 静止不动的画面, 杂乱的背景, 三条腿, 背景人很多, 倒着走,过曝,";
+            const DEFAULT_PROMPT_TEXT = "";
             const TRANSPARENT_PIXEL_SRC = 'data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7';
+            const DEFAULT_VIDEO_DURATION = 2.1;
+            const TRANSLATION_TIMEOUT = 20000;
             let lastAttemptedVideoPayload = null;
             let eventSource = null;
             const generateSessionHash = () => Math.random().toString(36).substring(2, 13);
+            function updateSliderStyle(slider) {
+                const percentage = ((slider.value - slider.min) / (slider.max - slider.min)) * 100;
+                const colorStops = `var(--accent-primary), var(--accent-secondary)`;
+                slider.style.background = `linear-gradient(to left, ${colorStops} ${percentage}%, var(--input-bg) ${percentage}%)`;
+            }
             async function retryLastAttempt() {
+                if (!lastAttemptedVideoPayload || !lastAttemptedVideoPayload.startImageFile || !lastAttemptedVideoPayload.endImageFile || !lastAttemptedVideoPayload.persianPrompt) {
                     showCriticalError("اطلاعات کافی برای تلاش مجدد وجود ندارد. لطفاً از نو شروع کنید.");
                     return;
                 }
             }
             function showCriticalError(message, isGpuQuotaError = false) {
+                const lowerCaseMessage = (message || "").toLowerCase();
+                 if (isGpuQuotaError || lowerCaseMessage.includes("gpu") || lowerCaseMessage.includes("quota") || lowerCaseMessage.includes("capacity")) {
+                    const detailedGpuErrorHtml = `<div class="gpu-error-message-container"><h2><span class="icon">💡</span> راهنمای رفع محدودیت ویدیو</h2><div class="error-content"><strong class="error-message-title">ارور محدودیت استفاده از GPU (کارت گرافیک)</strong><p>این خطا به دلیل محدودیت‌های موقتی در سرویس‌دهنده ایجاد می‌شود. خبر خوب این است که این محدودیت‌ها معمولاً با یک ترفند ساده قابل رفع هستند.</p><p><strong>برای رفع محدودیت، مراحل زیر را دقیقاً انجام دهید:</strong></p><ul><li>اگر از اینترنت سیم‌کارت استفاده می‌کنید، فیلترشکن خود را حتما خاموش کنید.</li><li><strong>به مدت ۱۰ تا ۱۵ ثانیه، گوشی خود را در حالت هواپیما قرار دهید و سپس آن را غیرفعال کنید.</strong> این کار IP شما را تغییر داده و محدودیت را برطرف می‌کند.</li><li>اگر از وای فای استفاده می‌کنید، مودم خود را یک بار خاموش و روشن کنید. (توصیه می‌شود برای استفاده نامحدود از اینترنت سیم کارت استفاده کنید).</li></ul><p>خلاصه: هر بار با این خطا مواجه شدید، از اینترنت سیم‌کارت بدون فیلترشکن استفاده کرده و یک یا دو بار حالت هواپیما را روشن و خاموش کنید. سپس دکمه "تلاش مجدد" را بزنید. با این روش می‌توانید به صورت نامحدود ویدیو بسازید. ☘️</p></div><div class="video-controls"><button id="gpuErrorGoBackBtn" class="video-button">بازگشت</button><button id="gpuErrorRetryBtn" class="video-button primary">تلاش مجدد</button></div></div>`;
                     criticalErrorSection.innerHTML = detailedGpuErrorHtml;
                     document.getElementById('gpuErrorGoBackBtn').addEventListener('click', hideCriticalError);
                     document.getElementById('gpuErrorRetryBtn').addEventListener('click', retryLastAttempt);
                 } else {
+                    criticalErrorSection.innerHTML = `<div style="text-align: center; color: var(--danger-color); font-weight: 500; margin-bottom: 1.5rem; line-height: 1.6;"><p>${message}</p></div><div class="video-controls"><button id="simpleErrorGoBackBtn" class="video-button">بازگشت</button><button id="simpleErrorRetryBtn" class="video-button primary">تلاش مجدد</button></div>`;
                      document.getElementById('simpleErrorGoBackBtn').addEventListener('click', hideCriticalError);
                      document.getElementById('simpleErrorRetryBtn').addEventListener('click', retryLastAttempt);
                 }
+                resultContainer.classList.add('active');
                 criticalErrorSection.classList.add('active');
                 statusSection.classList.remove('active');
                 outputSection.classList.remove('active');
             }
             function setAiLoaderText(text) { if (loaderTextOverlay) loaderTextOverlay.textContent = text; }
+            function setProgressBar(percentage) {
+                if(loaderProgressBar) {
+                    const p = Math.max(0, Math.min(100, percentage));
+                    loaderProgressBar.style.width = `${p}%`;
+                }
+            }
             function addStatusMessage(message, type = 'info') {
                  if (criticalErrorSection.classList.contains('active') && type === 'error') return;
                 statusSection.classList.add('active');
                 const messageDiv = document.createElement('div');
                 messageDiv.className = `status-message ${type}`;
+                const iconSvg = type === 'success' ? '<svg class="status-icon" viewBox="0 0 24 24" fill="currentColor"><path d="M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4L9 16.2z"/></svg>' : type === 'error' ? '<svg class="status-icon" viewBox="0 0 24 24" fill="currentColor"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm1 15h-2v-2h2v2zm0-4h-2V7h2v6z"/></svg>' : '<svg class="status-icon" viewBox="0 0 24 24" fill="currentColor"><path d="M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm-2 15l-5-5 1.41-1.41L10 14.17l7.59-7.59L19 8l-9 9z"/></svg>';
+                messageDiv.innerHTML = `${iconSvg}<span class="status-text">${message}</span>`;
                 statusMessagesDiv.insertBefore(messageDiv, statusMessagesDiv.firstChild);
             }
+            function clearStatusMessages() {
+                statusMessagesDiv.innerHTML = '';
+                setProgressBar(0);
+                aiLoader.style.display = 'none';
+                if (outputVideo.src && outputVideo.src.startsWith('blob:')) {
+                    URL.revokeObjectURL(outputVideo.src);
+                }
+                outputVideo.src = '';
+                finalSeedElement.textContent = '';
+                btnDownloadVideo.style.display = 'none';
+            }
             function initializeForm() {
+                if (eventSource) {
+                    eventSource.close();
+                    eventSource = null;
+                }
                 isProcessCompleted = false;
                 hideCriticalError();
                 resultContainer.classList.remove('active');
                 statusSection.classList.remove('active');
                 outputSection.classList.remove('active');
+                clearStatusMessages();
                 lastAttemptedVideoPayload = null;
+                imageFileInputStart.value = '';
+                imagePreviewStart.src = TRANSPARENT_PIXEL_SRC;
+                imageDropZoneStart.classList.remove('has-image');
+                imageFileInputEnd.value = '';
+                imagePreviewEnd.src = TRANSPARENT_PIXEL_SRC;
+                imageDropZoneEnd.classList.remove('has-image');
+                promptInput.value = DEFAULT_PROMPT_TEXT;
                 generateButton.disabled = false;
+                durationSlider.value = DEFAULT_VIDEO_DURATION;
+                durationValueDisplay.textContent = `${parseFloat(DEFAULT_VIDEO_DURATION).toFixed(1)} ثانیه`;
+                updateSliderStyle(durationSlider);
                 updateUIForSubscriptionStatus(userSubscriptionStatus);
             }
+            async function translatePersianToEnglish(persianText, { timeoutMs = TRANSLATION_TIMEOUT } = {}) {
+                if (!persianText?.trim()) {
+                    return Promise.resolve("");
+                }
+                const translator = await Client.connect(TRANSLATOR_SPACE_NAME);
+                const predictPromise = translator.predict(FN_INDEX_TRANSLATE_SPEAK, [
+                    persianText, DEFAULT_TTS_VOICE_TRANSLATOR, 0, 0, 0
+                ]);
+                const timeoutPromise = new Promise((_, reject) =>
+                    setTimeout(() => reject(new Error("Translation request timed out.")), timeoutMs)
+                );
+                const resp = await Promise.race([predictPromise, timeoutPromise]);
+                const english = resp?.data?.[0];
+                if (typeof english !== 'string') throw new Error("Invalid translation response.");
+                return english;
+            }
             async function handleSuccessfulVideoGeneration(output) {
                 aiLoader.style.display = 'none';
                 if (!output?.data?.[0]?.video?.path) {
                     showCriticalError('پاسخ دریافتی از سرور ویدیو معتبر نیست.');
                     return;
                 }
+                if (userSubscriptionStatus === 'free') {
                     try {
                         addStatusMessage('ویدیو ساخته شد، در حال ثبت اعتبار...', 'info');
                         await fetch('/api/use-credit', {
                             body: JSON.stringify({ fingerprint: userFingerprint })
                         });
                         checkFreeUserCredit();
+                    } catch (creditError) {
+                        console.error("Critical error deducting credit:", creditError);
+                    }
                 }
                 addStatusMessage('ویدیو آماده شد! 🎉', 'success');
+                const videoPath = output.data[0].video.path;
+                const videoUrl = `${VIDEO_SPACE_URL}gradio_api/file=${videoPath}`;
+                const usedSeed = output.data[1];
+                setTimeout(() => {
+                    statusSection.classList.remove('active');
+                    outputSection.classList.add('active');
+                    outputVideo.src = videoUrl;
+                    finalSeedElement.textContent = `Seed: ${usedSeed}`;
+                    prepareCustomDownloadLink(videoUrl);
+                }, 300);
                 generateButton.disabled = false;
             }
+            function prepareCustomDownloadLink(videoUrl) {
+                btnDownloadVideo.style.display = 'flex';
+                btnDownloadVideo.onclick = () => {
+                    parent.postMessage({ type: 'DOWNLOAD_REQUEST', url: videoUrl }, '*');
+                };
+            }
+            // --- UI Event Handlers ---
             document.addEventListener('DOMContentLoaded', async () => {
                 initializeForm();
                 userFingerprint = await getBrowserFingerprint();
                 parent.postMessage({ type: 'REQUEST_USER_DATA' }, '*');
+                updateSliderStyle(durationSlider);
+            });
+            durationSlider.addEventListener('input', () => {
+                const value = parseFloat(durationSlider.value).toFixed(1);
+                durationValueDisplay.textContent = `${value} ثانیه`;
+                updateSliderStyle(durationSlider);
             });
+            function setupImageInput(fileInput, dropZone, preview) {
                 ['dragenter', 'dragover', 'dragleave', 'drop'].forEach(e => dropZone.addEventListener(e, ev => ev.preventDefault()));
                 ['dragenter', 'dragover'].forEach(e => dropZone.addEventListener(e, () => { if (!dropZone.classList.contains('has-image')) dropZone.classList.add('drag-over'); }));
                 ['dragleave', 'drop'].forEach(e => dropZone.addEventListener(e, () => dropZone.classList.remove('drag-over')));
+                dropZone.addEventListener('drop', e => { if (e.dataTransfer.files.length > 0) { fileInput.files = e.dataTransfer.files; fileInput.dispatchEvent(new Event('change')); } });
+                fileInput.addEventListener('change', function(event) {
+                    const file = event.target.files[0];
+                    hideCriticalError();
+                    if (file) {
+                        if (!file.type.startsWith('image/')) {
+                            addStatusMessage('فرمت نامعتبر', 'error');
+                        } else {
+                            const reader = new FileReader();
+                            reader.onload = (e) => { preview.src = e.target.result; dropZone.classList.add('has-image'); };
+                            reader.readAsDataURL(file);
+                        }
                     } else {
+                        preview.src = TRANSPARENT_PIXEL_SRC;
                         dropZone.classList.remove('has-image');
                     }
                 });
+            }
+            setupImageInput(imageFileInputStart, imageDropZoneStart, imagePreviewStart);
+            setupImageInput(imageFileInputEnd, imageDropZoneEnd, imagePreviewEnd);
             btnRestart.addEventListener('click', initializeForm);
             const proceedWithVideoGeneration = async () => {
+                const persianPrompt = promptInput.value.trim();
+                const startImageFile = imageFileInputStart.files[0];
+                const endImageFile = imageFileInputEnd.files[0];
+                const duration = parseFloat(durationSlider.value);
+                if (!persianPrompt) { addStatusMessage('لط��اً توضیحات را وارد کنید.', 'error'); return; }
+                if (!startImageFile) { addStatusMessage('لطفاً تصویر شروع را انتخاب کنید.', 'error'); return; }
+                if (!endImageFile) { addStatusMessage('لطفاً تصویر پایان را انتخاب کنید.', 'error'); return; }
+                clearStatusMessages();
                 hideCriticalError();
                 generateButton.disabled = true;
                 resultContainer.classList.add('active');
                 outputSection.classList.remove('active');
                 addStatusMessage('در حال آماده سازی...', 'info');
+                lastAttemptedVideoPayload = { persianPrompt, startImageFile, endImageFile, duration };
                 isProcessCompleted = false;
+                let promptForVideo = persianPrompt;
+                try {
+                    setAiLoaderText("در حال ترجمه دستور شما...");
+                    const englishPrompt = await translatePersianToEnglish(persianPrompt);
+                    if(englishPrompt){
+                        addStatusMessage(`ترجمه: ${englishPrompt}`, 'info');
+                        promptForVideo = englishPrompt;
+                    }
+                } catch (e) {
+                    console.warn("Translation failed:", e.message);
+                    addStatusMessage('ترجمه ناموفق بود. با متن فارسی ادامه می‌دهیم.', 'error');
+                }
                 const sessionHash = generateSessionHash();
                 try {
+                    const uploadFile = async (file, name) => {
                         const formData = new FormData();
                         formData.append('files', file);
+                        const response = await fetch(`${VIDEO_SPACE_URL}gradio_api/upload`, { method: 'POST', body: formData });
+                        if (!response.ok) throw new Error(`خطا در آپلود ${name}: ${response.statusText}`);
+                        return (await response.json())[0];
                     };
+                    setAiLoaderText("۱/۴: آپلود تصویر شروع...");
+                    const startServerPath = await uploadFile(startImageFile, "تصویر شروع");
+                    setProgressBar(5);
+                    setAiLoaderText("۲/۴: آپلود تصویر پایان...");
+                    const endServerPath = await uploadFile(endImageFile, "تصویر پایان");
+                    setProgressBar(10);
+                    setAiLoaderText("۳/۴: ارسال درخواست به صف...");
                     const joinPayload = {
                         "data": [
                             { "path": startServerPath, "url": `${VIDEO_SPACE_URL}gradio_api/file=${startServerPath}` },
                             { "path": endServerPath, "url": `${VIDEO_SPACE_URL}gradio_api/file=${endServerPath}` },
+                            promptForVideo,
+                            DEFAULT_NEGATIVE_PROMPT,
+                            duration, 8, 1, 1, 42, true
+                        ],
+                        "fn_index": VIDEO_FN_INDEX, "session_hash": sessionHash
                     };
                     const joinResponse = await fetch(`${VIDEO_SPACE_URL}gradio_api/queue/join`, {
                         method: 'POST', headers: {'Content-Type': 'application/json'}, body: JSON.stringify(joinPayload)
                     });
                     if (!joinResponse.ok) throw new Error(`خطا در اتصال به صف: ${joinResponse.statusText}`);
+                    setAiLoaderText("۴/۴: منتظر دریافت نتیجه...");
                     eventSource = new EventSource(`${VIDEO_SPACE_URL}gradio_api/queue/data?session_hash=${sessionHash}`);
                     eventSource.onmessage = async (event) => {
                                 addStatusMessage('پردازش شروع شد...');
                                 break;
                             case 'progress':
+                                if (data.progress_data && data.progress_data.length > 0) {
                                     const p = data.progress_data[0];
+                                    let percentage = 0;
+                                    let progressText = "در حال پردازش...";
+                                    if(p.desc && p.desc.includes("Generating")) {
+                                        percentage = 15 + (p.progress || 0) * 10; // 15% to 25%
+                                        progressText = "ساخت فریم‌ها...";
+                                    } else if (p.unit === "steps" && p.index !== null) {
+                                        percentage = 25 + ((p.index + 1) / p.length) * 65; // 25% to 90%
+                                        progressText = `ساخت ویدیو: ${Math.round(percentage)}%`;
+                                    } else if(p.desc && p.desc.includes("Encoding")) {
+                                        percentage = 90 + (p.progress || 0) * 10; // 90% to 100%
+                                        progressText = "ذخیره سازی نهایی...";
+                                    }
                                     setProgressBar(percentage);
+                                    setAiLoaderText(progressText);
                                 }
                                 break;
                             case 'process_completed':
+                                isProcessCompleted = true;
                                 if (data.success) {
                                     setProgressBar(100);
                                     setAiLoaderText("پردازش کامل شد!");
                                     await handleSuccessfulVideoGeneration(data.output);
                                 } else {
+                                    const errorMessage = data.output?.error || "یک خطای نامشخص رخ داد.";
+                                    const isGpuQuotaError = /exceeded your gpu quota/i.test(errorMessage);
+                                    showCriticalError(errorMessage, isGpuQuotaError);
                                 }
                                 eventSource.close();
+                                eventSource = null;
                                 break;
                         }
                     };
+                    eventSource.onerror = (error) => {
+                        if (isProcessCompleted) {
                             eventSource.close();
+                            return;
                         }
+                        console.error('EventSource failed:', error);
+                        showCriticalError("خطا در ارتباط با سرور. لطفاً اتصال اینترنت خود را بررسی کرده و مجدداً تلاش کنید.");
+                        eventSource.close();
+                        eventSource = null;
                     };
+                } catch (errorCaught) {
+                    showCriticalError(`خطای اولیه: ${errorCaught.message}`);
                     generateButton.disabled = false;
                 }
             };
+            generateButton.addEventListener('click', async () => {
                 if (generateButton.disabled) return;
                 if (userSubscriptionStatus === 'paid') {
             });
         })();
     </script>
+    <script>
+        // --- Header Animation Script ---
+        document.addEventListener('DOMContentLoaded', () => {
+            const canvas = document.getElementById('neural-network-canvas');
+            if (!canvas) return;
+            const header = canvas.parentElement;
+            const ctx = canvas.getContext('2d');
+            let particles = [];
+            const particleCount = 20; const maxDistance = 100;
+            const computedStyles = getComputedStyle(document.documentElement);
+            const particleColor = computedStyles.getPropertyValue('--accent-primary').trim();
+            const lineColor = computedStyles.getPropertyValue('--text-tertiary').trim();
+            function resizeCanvas() { canvas.width = header.clientWidth; canvas.height = header.clientHeight; init(); }
+            class Particle { constructor() { this.x = Math.random() * canvas.width; this.y = Math.random() * canvas.height; this.vx = (Math.random() - 0.5) * 0.3; this.vy = (Math.random() - 0.5) * 0.3; this.radius = 1.2; } update() { this.x += this.vx; this.y += this.vy; if (this.x < 0 || this.x > canvas.width) this.vx *= -1; if (this.y < 0 || this.y > canvas.height) this.vy *= -1; } draw() { ctx.beginPath(); ctx.arc(this.x, this.y, this.radius, 0, Math.PI * 2); ctx.fillStyle = particleColor; ctx.fill(); } }
+            function init() { particles = []; for (let i = 0; i < particleCount; i++) { particles.push(new Particle()); } }
+            function connectParticles() { for (let i = 0; i < particles.length; i++) { for (let j = i + 1; j < particles.length; j++) { const dx = particles[i].x - particles[j].x; const dy = particles[i].y - particles[j].y; const distance = Math.sqrt(dx * dx + dy * dy); if (distance < maxDistance) { ctx.beginPath(); ctx.moveTo(particles[i].x, particles[i].y); ctx.lineTo(particles[j].x, particles[j].y); ctx.strokeStyle = lineColor; ctx.lineWidth = 0.2; ctx.globalAlpha = 1 - distance / maxDistance; ctx.stroke(); } } } ctx.globalAlpha = 1; }
+            function animate() { ctx.clearRect(0, 0, canvas.width, canvas.height); particles.forEach(particle => { particle.update(); particle.draw(); }); connectParticles(); requestAnimationFrame(animate); }
+            window.addEventListener('resize', resizeCanvas); resizeCanvas(); animate();
+        });
+    </script>
 </body>
 </html>