:root{--primary-color: #007bff;--border-color: #dee2e6;--text-main: #212529;--text-muted: #6c757d}body{background:#fff;color:var(--text-main);font-family:DM Sans,sans-serif;min-height:100vh}.guide-container{max-width:1200px;margin:40px auto;padding:0 20px}.guide-header{text-align:center;margin-bottom:40px}.guide-header h1{font-weight:700;font-size:2.5rem;color:#000;margin-bottom:8px}.guide-header p{color:var(--text-muted);font-size:1rem}.guide-content{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:60px;align-items:start}@media(max-width:992px){.guide-content{grid-template-columns:1fr;gap:40px}}@media(max-width:426px){.guide-container{margin:20px auto;padding:0 15px}.guide-header{margin-bottom:25px}.guide-header h1{font-size:1.8rem}.upload-zone,.upload-zone.has-images{min-height:320px}.preview-item{width:280px}.swiper{height:460px;padding:40px 10px 50px}.swiper-slide{height:300px}.add-more-card{width:140px;height:325px}.section-title{font-size:1.1rem;margin-bottom:15px}.switch-container{margin-bottom:20px;padding:10px 14px}.modern-input-group{margin-bottom:15px}}.section-container{padding:0;min-width:0}.section-title{font-size:1.25rem;font-weight:600;margin-bottom:20px;color:#000}.upload-zone{border:2px dashed var(--border-color);border-radius:12px;padding:20px;text-align:center;cursor:pointer;transition:all .2s ease;position:relative;min-height:450px;width:100%;max-width:100%;display:flex;flex-direction:column;justify-content:center;align-items:center;background:#fcfcfc;overflow:hidden}.upload-zone.has-images{border-style:solid;background:#fff;padding:0;display:flex!important;align-items:center;justify-content:center;min-height:450px}.upload-zone.has-images.is-multiple{display:block!important;min-height:auto}.upload-zone.dragover{border-color:var(--primary-color);background:#f0f7ff}.upload-icon{font-size:2.5rem;margin-bottom:15px;color:var(--text-muted)}.preview-container{width:100%;display:none;position:relative}.swiper{width:100%;max-width:100%;height:540px;padding:50px 20px 60px}.upload-zone:not(.is-multiple) .swiper{height:auto;padding:50px 20px;display:block}@media(max-width:426px){.swiper{height:100%;padding:0 20px}.upload-zone:not(.is-multiple) .swiper{padding:0 20px}}.upload-zone:not(.is-multiple) .swiper-wrapper{transform:none!important;display:flex;justify-content:center;width:100%}.upload-zone:not(.is-multiple) .swiper-pagination,.upload-zone:not(.is-multiple) .swiper-button-prev,.upload-zone:not(.is-multiple) .swiper-button-next{display:none!important}.swiper-slide{width:auto;height:400px;display:flex;align-items:center;justify-content:center}.preview-item{position:relative;width:350px;border-radius:12px;overflow:hidden;background:#fff;border:1px solid var(--border-color);box-shadow:0 8px 20px #0000000f}@media(max-width:426px){.preview-item{width:300px}}.preview-image{width:100%;height:100%;object-fit:cover}.remove-item-btn{position:absolute;top:8px;right:8px;background:#ef4444e6;color:#fff;border:none;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:1rem;transition:all .2s;z-index:10}.remove-item-btn:hover{background:#dc3545;transform:scale(1.1)}.add-more-card{width:180px;height:435px;border:2px dashed var(--border-color);border-radius:12px;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;background:#fafafa;color:var(--text-muted)}.add-more-card:hover{border-color:var(--primary-color);color:var(--primary-color);background:#f0f7ff}.add-more-card i{font-size:2rem;margin-bottom:8px}.swiper-button-next,.swiper-button-prev{color:var(--primary-color);background:#fff;width:40px!important;height:40px!important;border-radius:50%;box-shadow:0 4px 12px #0000001a}.swiper-button-next:after,.swiper-button-prev:after{font-size:1.2rem!important;font-weight:700!important}.swiper-pagination-bullet-active{background:var(--primary-color)}.modern-input-group{margin-bottom:20px}.input-label{display:block;margin-bottom:6px;font-weight:500;color:var(--text-muted);font-size:.9rem}.modern-input{width:100%;background:#fff;border:1px solid var(--border-color);border-radius:8px;padding:10px 14px;color:#000;font-size:1rem;transition:border-color .2s;outline:none}.modern-input:focus{border-color:var(--primary-color)}.upload-prompt{display:flex;flex-direction:column;align-items:center;justify-content:center}.link-preview{margin-top:12px;font-size:.9rem;color:var(--text-main);background:#f0f7ff;padding:12px 16px;border-radius:10px;border:1px solid #cce5ff;word-break:break-all;display:flex;align-items:center}.link-preview i.main-icon{color:var(--primary-color);font-size:1.1rem;padding-right:8px}.copy-btn{margin-left:auto;background:none;border:none;color:var(--text-muted);cursor:pointer;padding-left:10px;transition:color .2s;display:flex;align-items:center}.copy-btn:hover{color:var(--primary-color)}.copy-btn.success{color:#28a745}.link-preview span{color:var(--primary-color);font-weight:600}.btn-submit{background:var(--primary-color);color:#fff;border:none;border-radius:8px;padding:12px;font-weight:600;width:100%;margin-top:10px;cursor:pointer;transition:opacity .2s}.btn-submit:hover{opacity:.9}.kbd{background:#eee;padding:2px 4px;border-radius:3px;font-size:.8rem}.switch-container{display:flex;align-items:center;gap:12px;background:#f8f9fa;padding:12px 16px;border-radius:10px;border:1px solid var(--border-color);margin-bottom:25px;cursor:pointer;transition:all .2s}.switch-container:hover{background:#f0f0f0}.switch{position:relative;display:inline-block;width:44px;height:24px;flex-shrink:0}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;inset:0;background-color:#ccc;transition:.4s;border-radius:24px}.slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.slider{background-color:var(--primary-color)}input:checked+.slider:before{transform:translate(20px)}.switch-label{font-weight:600;color:var(--text-main);font-size:.95rem;-webkit-user-select:none;user-select:none}.custom-toast{position:fixed;bottom:30px;right:30px;background:#fff;border-radius:12px;padding:16px 24px;box-shadow:0 10px 30px #0000001a;display:flex;align-items:center;gap:12px;z-index:10000;transform:translateY(100px);opacity:0;transition:all .3s cubic-bezier(.68,-.55,.265,1.55);border-left:4px solid #3b82f6}.custom-toast.show{transform:translateY(0);opacity:1}.custom-toast.success{border-left-color:#10b981}.custom-toast.success i{color:#10b981}.custom-toast.error{border-left-color:#ef4444}.custom-toast.error i{color:#ef4444}.custom-toast i{font-size:1.25rem}.custom-toast span{font-weight:500;color:#1e293b}