:root{--primary-color: #000000;--primary-hover: #333333;--secondary-color: #666666;--secondary-hover: #999999;--tertiary-color: #cccccc;--tertiary-hover: #eeeeee;--text-color: #333;--text-light: #666;--bg-color: #f8f9fa;--panel-bg: #ffffff;--border-color: #e0e0e0;--radius: 8px;--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Helvetica Neue,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--bg-color);color:var(--text-color);line-height:1.6}.container{max-width:1400px;margin:0 auto;padding:20px}header{text-align:center;padding:30px 0;margin-bottom:30px}header h1{font-size:2.2rem;color:var(--primary-color);margin-bottom:12px;font-weight:700}.subtitle{font-size:1.1rem;color:var(--text-light);max-width:600px;margin:0 auto}.app-container{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:40px}.control-panel{flex:1;min-width:320px;background:var(--panel-bg);border-radius:var(--radius);padding:25px;border:1px solid var(--border-color)}.preview-panel{flex:2;min-width:500px;display:flex;flex-direction:column;gap:20px}@media (min-width: 993px){.preview-panel{position:sticky;top:20px;align-self:flex-start}}.panel-title{font-size:1.4rem;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border-color);color:var(--primary-color);font-weight:600}.form-group{margin-bottom:20px;position:relative}label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-color)}input,textarea{width:100%;padding:12px;border:1px solid var(--border-color);border-radius:6px;font-size:1rem;transition:var(--transition);background:var(--panel-bg)}input:focus,textarea:focus{outline:none;border-color:var(--primary-color)}input[type=file]{padding:8px;border:2px dashed var(--border-color);border-radius:6px;background-color:var(--bg-color);cursor:pointer;transition:var(--transition);position:relative;width:100%}input[type=file]:hover{border-color:var(--primary-color);background-color:var(--tertiary-hover)}input[type=file]::-webkit-file-upload-button{background-color:var(--primary-color);color:#fff;border:none;padding:8px 12px;border-radius:4px;cursor:pointer;transition:var(--transition)}input[type=file]::-webkit-file-upload-button:hover{background-color:var(--primary-hover)}.image-upload-wrapper{position:relative}.image-upload-placeholder{position:absolute;top:0;left:0;right:0;bottom:0;display:flex;align-items:center;justify-content:center;background-color:var(--bg-color);border:2px dashed var(--border-color);border-radius:6px;pointer-events:none;transition:var(--transition)}#bgImage:hover+.image-upload-placeholder{border-color:var(--primary-color);background-color:var(--tertiary-hover)}.bg-image-item{position:relative;overflow:hidden;border:2px solid var(--border-color);border-radius:6px;transition:var(--transition);padding:0}.bg-image-item:hover{border-color:var(--tertiary-hover)}.bg-image-item.checked{border-color:var(--primary-color)}.bg-image-preview{display:block;width:100%;height:100%;padding:8px 12px;background-size:cover;background-position:center;background-repeat:no-repeat;color:#fff;font-weight:500;text-shadow:1px 1px 2px rgba(0,0,0,.7);transition:var(--transition);position:relative}.bg-image-preview:after{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background-color:#0000004d;border-radius:4px;opacity:0;transition:var(--transition);z-index:2}.bg-image-item:hover .bg-image-preview:after{opacity:1}.bg-image-item:hover .bg-image-preview{transform:scale(1.05)}.char-count{position:absolute;right:10px;bottom:35px;font-size:.8rem;color:var(--text-light)}.color-picker{display:flex;align-items:center;gap:12px}.color-preview{width:40px;height:40px;border-radius:6px;border:1px solid var(--border-color);cursor:pointer;transition:var(--transition)}.color-preview:hover{transform:scale(1.05)}.size-inputs{display:flex;align-items:center;gap:10px}.size-inputs input{flex:1;min-width:0}.size-inputs span{font-weight:500}.btn{padding:12px 20px;background-color:var(--primary-color);color:#fff;border:none;border-radius:6px;font-size:1rem;cursor:pointer;transition:var(--transition);font-weight:500;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn:hover{background-color:var(--primary-hover)}.btn:active{transform:translateY(0)}.btn-secondary{background-color:var(--secondary-color)}.btn-secondary:hover{background-color:var(--secondary-hover)}.btn-tertiary{background-color:var(--tertiary-color)}.btn-tertiary:hover{background-color:var(--tertiary-hover)}.cover-preview{background:var(--panel-bg);border-radius:var(--radius);padding:20px;border:1px solid var(--border-color);display:flex;justify-content:center;align-items:center;min-height:400px}.cover-canvas{width:600px;height:315px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:8px;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:50px;text-align:center;color:#fff;transition:var(--transition);position:relative;overflow:hidden}.cover-icon{font-size:3rem;margin-bottom:20px;transition:var(--transition)}.cover-title{font-size:2.5rem;font-weight:700;margin-bottom:20px;transition:var(--transition)}.cover-subtitle{font-size:1.2rem;opacity:.9;max-width:90%;transition:var(--transition)}.actions{display:flex;gap:12px;flex-wrap:wrap}.action-btn{flex:1;min-width:140px}.export-options,.templates{background:var(--panel-bg);border-radius:var(--radius);padding:20px;border:1px solid var(--border-color)}.export-options h3,.templates h3{font-size:1.2rem;margin-bottom:15px;color:var(--primary-color);font-weight:600}.template-list{display:flex;gap:15px;flex-wrap:wrap}.template-item{flex:1;min-width:120px;cursor:pointer;transition:var(--transition);border-radius:8px;overflow:hidden;box-shadow:0 2px 8px #0000001a;position:relative;border:2px solid transparent}.template-item:hover{transform:translateY(-5px);box-shadow:0 5px 15px #0003}.template-item:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.2);opacity:0;transition:var(--transition);z-index:1}.template-item:hover:before{opacity:1}.template-item.selected{border-color:var(--primary-color)}.template-preview{height:80px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:#fff;font-weight:500;font-size:.9rem;position:relative;z-index:2;transition:var(--transition)}.template-preview.tech{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%)}.template-preview.life{background:linear-gradient(135deg,#f093fb 0%,#f5576c 100%)}.template-preview.travel{background:linear-gradient(135deg,#4facfe 0%,#00f2fe 100%)}.template-preview.business{background:linear-gradient(135deg,#ff7e5f 0%,#feb47b 100%)}.template-preview.education{background:linear-gradient(135deg,#6a11cb 0%,#2575fc 100%)}.template-preview.health{background:linear-gradient(135deg,#0fd850 0%,#f9f047 100%)}.bg-image-preview{background-size:cover;background-position:center;background-repeat:no-repeat}footer{text-align:center;margin-top:40px;padding:25px;color:var(--text-light);font-size:.9rem;border-top:1px solid var(--border-color)}.footer-links{margin-top:12px}.footer-links a{color:var(--primary-color);text-decoration:none;margin:0 8px;transition:var(--transition)}.footer-links a:hover{color:var(--primary-hover);text-decoration:underline}.notification{position:fixed;top:20px;right:20px;padding:14px 20px;border-radius:6px;background:var(--primary-color);color:#fff;font-weight:500;transform:translate(200%);transition:transform .3s ease;z-index:1000;border:none}.notification.show{transform:translate(0)}.radio-group{display:flex;flex-wrap:wrap;gap:12px}.radio-item{display:flex;align-items:center;cursor:pointer;padding:8px 12px;background-color:transparent;border:2px solid var(--border-color);border-radius:6px;transition:var(--transition);font-size:.9rem;position:relative;overflow:hidden}.radio-item:hover{border-color:var(--tertiary-hover);transform:translateY(-2px)}.radio-item input[type=radio]:checked+span{position:relative}.radio-item input[type=radio]:checked{position:relative}.radio-item.checked{border-color:var(--primary-color)}.radio-item input{display:none}.radio-item.gradient-option{width:calc(50% - 6px);min-width:120px;height:40px;padding:0;border-radius:6px;overflow:hidden}.radio-item.gradient-option span{display:flex;align-items:center;justify-content:center;width:100%;height:100%;color:#fff;font-weight:500;text-shadow:1px 1px 2px rgba(0,0,0,.7);transition:var(--transition)}.radio-item.gradient-option:hover span{transform:scale(1.05)}.radio-item.gradient-option.checked{border-color:var(--primary-color)}@media (max-width: 992px){.app-container{flex-direction:column}.control-panel,.preview-panel{min-width:100%}.actions{flex-direction:column}.action-btn{width:100%}.preview-panel{position:static}}@media (max-width: 768px){.container{padding:15px}header{padding:20px 0}header h1{font-size:1.8rem}.control-panel,.preview-panel,.templates,.export-options{padding:15px}.cover-title{font-size:2rem}.cover-subtitle{font-size:1rem}.template-list{justify-content:center}.preview-panel .panel-title{font-size:1.2rem;margin-bottom:15px;padding-bottom:10px}}