统一创建入口：模板选择兼容H5、选中模板没有配置文本 不展示输入框

components/common/TemplatePreviewModal.tsx

@@ -1,7 +1,8 @@
 "use client";
 
-import { useEffect, useState } from 'react';
+import { useEffect, useState, useRef } from 'react';
-import { X } from 'lucide-react';
+import { X, ChevronDown, ChevronUp } from 'lucide-react';
+import { useDeviceType } from '@/hooks/useDeviceType';
 
 interface TemplatePreviewModalProps {
     /** Control visibility */
@@ -23,6 +24,7 @@ interface TemplatePreviewModalProps {
 /**
  * Fullscreen, Tailwind-based template preview modal with video content.
  * Overlays title/description if provided and supports an optional primary action.
+ * Supports expand/collapse for long descriptions and H5 responsive design.
  */
 export function TemplatePreviewModal({
     open,
@@ -31,27 +33,62 @@ export function TemplatePreviewModal({
     title,
     description,
     onPrimaryAction,
-    primaryLabel = 'Try it',
+    primaryLabel = 'Try it Free',
 }: TemplatePreviewModalProps) {
     const [isReady, setIsReady] = useState(false);
+    const [isExpanded, setIsExpanded] = useState(false);
+    const [showExpandButton, setShowExpandButton] = useState(false);
+    const descriptionRef = useRef<HTMLDivElement>(null);
+    const { isMobile } = useDeviceType();
 
     useEffect(() => {
         if (!open) {
             setIsReady(false);
+            setIsExpanded(false);
         }
     }, [open]);
 
+    useEffect(() => {
+        if (isReady && description && descriptionRef.current) {
+            const element = descriptionRef.current;
+            const isOverflowing = element.scrollHeight > element.clientHeight;
+            setShowExpandButton(isOverflowing);
+        }
+    }, [isReady, description]);
+
     if (!open || !videoUrl) return null;
 
     return (
+        <>
+            <style jsx>{`
+                .description-scroll::-webkit-scrollbar {
+                    width: 4px;
+                }
+                .description-scroll::-webkit-scrollbar-track {
+                    background: transparent;
+                }
+                .description-scroll::-webkit-scrollbar-thumb {
+                    background: rgba(255, 255, 255, 0.2);
+                    border-radius: 2px;
+                }
+                .description-scroll::-webkit-scrollbar-thumb:hover {
+                    background: rgba(255, 255, 255, 0.3);
+                }
+            `}</style>
             <div
                 data-alt="template-preview-modal"
-            className="fixed inset-0 z-50 bg-black/80 flex items-center justify-center p-4"
+                className="fixed inset-0 z-50 bg-black/90 flex items-center justify-center"
                 onClick={onClose}
             >
             <div
                 data-alt="template-preview-modal-content"
-                className="relative w-[70vw] min-h-[40vw] rounded-lg overflow-hidden border border-white/30 bg-black shadow-2xl"
+                className={`
+                    relative rounded-lg overflow-hidden border border-white/30 bg-black shadow-2xl
+                    ${isMobile 
+                        ? 'w-[95vw] max-h-[90vh] mx-2' 
+                        : 'w-[70vw] min-h-[40vw]'
+                    }
+                `}
                 onClick={(e) => e.stopPropagation()}
             >
                 <video
@@ -69,50 +106,121 @@ export function TemplatePreviewModal({
                         data-alt="template-preview-loading"
                         className="absolute inset-0 flex items-center justify-center"
                     >
-                        <div className="h-10 w-10 rounded-full border-2 border-white/30 border-t-white/80 animate-spin" />
+                        <div className={`rounded-full border-2 border-white/30 border-t-white/80 animate-spin ${isMobile ? 'h-8 w-8' : 'h-10 w-10'}`} />
                     </div>
                 )}
 
-                {isReady && (title || description) && (
+                {isReady && title && (
                     <div
                         data-alt="template-preview-header"
-                        className="absolute top-0 left-0 right-0 bg-gradient-to-b from-black/90 via-black/80 to-transparent px-6 py-8 text-left"
+                        className={`
+                            absolute top-0 left-0 right-0 
+                            bg-gradient-to-b from-black/90 via-black/80 to-transparent 
+                            text-left
+                            ${isMobile ? 'px-3 py-2' : 'px-6 py-8'}
+                        `}
                     >
-                        {title && (
+                        <div className={`font-bold text-white/90 line-clamp-2 ${isMobile ? 'text-base' : 'text-2xl'}`}>
-                            <div className="text-bold text-2xl text-white/90 line-clamp-2 mb-2">{title}</div>
+                            {title}
-                        )}
+                        </div>
                     </div>
                 )}
 
-                {isReady && onPrimaryAction && (
+                {isReady && (description || onPrimaryAction) && (
                     <div
                         data-alt="template-preview-footer"
-                        className="absolute bottom-0 left-0 right-0 bg-gradient-to-t from-black/90 via-black/80 to-transparent px-8 py-6 text-center"
+                        className={`
+                            absolute bottom-0 left-0 right-0 
+                            bg-gradient-to-t from-black/95 via-black/85 to-transparent 
+                            text-center
+                            ${isMobile ? 'px-3 py-2' : 'px-8 py-6'}
+                        `}
                     >
                         {description && (
-                            <div className="text-base text-white/80 line-clamp-2 text-left">{description}</div>
+                            <div className={`text-left ${isMobile ? 'mb-2' : 'mb-3'}`}>
-                        )}
+                                <div
+                                    ref={descriptionRef}
+                                    className={`
+                                        text-white/80 transition-all duration-300
+                                        ${isMobile ? 'text-sm' : 'text-base'}
+                                        ${isExpanded 
+                                            ? `${isMobile ? 'max-h-20' : 'max-h-40'} overflow-y-auto pr-2 description-scroll` 
+                                            : 'line-clamp-2'
+                                        }
+                                    `}
+                                    style={isExpanded ? {
+                                        scrollbarWidth: 'thin',
+                                        scrollbarColor: 'rgba(255, 255, 255, 0.2) transparent'
+                                    } : undefined}
+                                >
+                                    {description}
+                                </div>
+                                {showExpandButton && (
                                     <button
                                         type="button"
-                            className="inline-flex items-center justify-center rounded-full border border-white/30 bg-white/10 mt-3 px-6 py-2 text-white hover:border-white hover:bg-white hover:text-slate-900"
+                                        onClick={() => setIsExpanded(!isExpanded)}
+                                        className={`
+                                            inline-flex items-center gap-1 mt-1 
+                                            text-white/60 hover:text-white/90 
+                                            transition-colors
+                                            ${isMobile ? 'text-xs' : 'text-sm'}
+                                        `}
+                                        data-alt="description-toggle"
+                                    >
+                                        {isExpanded ? (
+                                            <>
+                                                <span>Collapse</span>
+                                                <ChevronUp className={isMobile ? 'h-3 w-3' : 'h-4 w-4'} />
+                                            </>
+                                        ) : (
+                                            <>
+                                                <span>Expand</span>
+                                                <ChevronDown className={isMobile ? 'h-3 w-3' : 'h-4 w-4'} />
+                                            </>
+                                        )}
+                                    </button>
+                                )}
+                            </div>
+                        )}
+                        {onPrimaryAction && (
+                            <button
+                                type="button"
+                                className={`
+                                    inline-flex items-center justify-center 
+                                    rounded-full border border-white/30 bg-white/10 
+                                    text-white hover:border-white hover:bg-white hover:text-slate-900
+                                    transition-all duration-200
+                                    ${isMobile ? 'px-5 py-2 text-sm' : 'px-6 py-2.5 text-base'}
+                                `}
                                 onClick={onPrimaryAction}
                                 data-alt="template-preview-primary"
                             >
                                 {primaryLabel}
                             </button>
+                        )}
                     </div>
                 )}
 
                 <button
                     type="button"
                     data-alt="template-preview-modal-close"
-                    className="absolute top-3 right-3 inline-flex items-center justify-center rounded-full border border-white/30 bg-white/10 p-2 text-white hover:border-white hover:bg-white hover:text-slate-900"
+                    className={`
+                        absolute inline-flex items-center justify-center 
+                        rounded-full border border-white/30 bg-white/10 
+                        text-white hover:border-white hover:bg-white hover:text-slate-900
+                        transition-all duration-200
+                        ${isMobile 
+                            ? 'top-2 right-2 p-1.5' 
+                            : 'top-3 right-3 p-2'
+                        }
+                    `}
                     onClick={onClose}
                 >
-                    <X className="h-4 w-4" />
+                    <X className={isMobile ? 'h-3.5 w-3.5' : 'h-4 w-4'} />
                 </button>
             </div>
             </div>
+        </>
     );
 }
 

components/pages/create-video/CreateInput/VideoCreationForm.tsx

@@ -63,6 +63,21 @@ export default function VideoCreationForm() {
         void getTemplateStoryList();
     }, [getTemplateStoryList]);
 
+    /** Clear inputText when currentTemplate changes */
+    useEffect(() => {
+        if (currentTemplate) {
+            setInputText('');
+        }
+    }, [currentTemplate]);
+
+    /** Determine if input textarea should be shown based on selected template's freeInput */
+    const shouldShowInput = useMemo(() => {
+        if (!isTemplateSelected) {
+            return true;
+        }
+        return isTemplateSelected.freeInput && isTemplateSelected.freeInput.length > 0;
+    }, [isTemplateSelected]);
+
     const characterInputRef = useRef<HTMLInputElement>(null);
     const sceneInputRef = useRef<HTMLInputElement>(null);
     const propInputRef = useRef<HTMLInputElement>(null);
@@ -350,6 +365,7 @@ export default function VideoCreationForm() {
                 )}
 
                 {/* Text Input Area - Middle */}
+                {shouldShowInput && (
                     <div data-alt="text-input-wrapper" className="flex-1 px-4 py-4">
                         <textarea
                             data-alt="main-text-input"
@@ -359,6 +375,7 @@ export default function VideoCreationForm() {
                             onChange={(e) => setInputText(e.target.value)}
                         />
                     </div>
+                )}
 
                 {/* Control Panel - Bottom */}
                 <div data-alt="control-panel" className="px-4 py-4 flex items-center justify-between gap-2">

components/pages/create-video/CreateVideo.tsx

@@ -8,7 +8,7 @@ export default function CreateVideo() {
             <div className='p-1 text-center text-2xl font-bold tracking-tight sm:text-3xl'>Transform any idea into a compelling video</div>
             <div className='mx-auto w-full max-w-[600px] px-3 py-2 text-center text-xs text-gray-400 sm:px-16 sm:text-sm'>Generate professional videos from simple prompts. Browse community creations for inspiration, or start fresh with your own vision</div>
             <div className='py-2'>
-              <div className='space-y-4 mx-auto w-full max-w-[900px] px-3 sm:px-16'>
+              <div className='space-y-4 mx-auto w-full max-w-[900px] px-3 sm:px-16 bg-[radial-gradient(ellipse_at_center,rgba(106,244,249,0.28)_0%,rgba(106,244,249,0.14)_35%,transparent_70%)]'>
                 <VideoCreationForm />
               </div>
             </div>