.feature-tabs-lg {
  display: table;
  width: 100%;
  table-layout: fixed;
  overflow: hidden;
}

.feature-tabs-lg > li {
  display: table-cell;
  float: none;
  width: 25%;
  text-align: center;
}

.feature-tabs-lg > li > a {
  padding: 18px 0 14px 0;
  font-size: 19px;
  border-radius: 4px 4px 0 0;
}

.feature-tabs-lg i {
  font-size: 2.1em !important;
  vertical-align: middle;
  margin-right: 10px;
}

.feature-tabs-lg .tab-title {
  font-size: 1.1em;
  vertical-align: middle;
}

@media (max-width: 600px) {
  .feature-tabs-lg {
    display: flex;
    width: 100%;
    justify-content: flex-start;
    overflow: hidden;
  }

  .feature-tabs-lg > li {
    display: block;
    width: auto;
    min-width: 0;
    text-align: center;
    float: none;
    flex: 0 0 auto;
  }

  .feature-tabs-lg > li > a {
    padding: 8px 10px 6px 10px;
    font-size: 14px;
  }

  .feature-tabs-lg i {
    font-size: 1.1em !important;
    margin-right: 3px;
  }

  .feature-tabs-lg .tab-title {
    font-size: 1.2em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: inline-block;
    vertical-align: middle;
  }
}

.feature-tab-flex {
  display: flex;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}

.feature-img-lg {
  width: 220px;
  max-width: 45vw;
  border-radius: 12px;
  box-shadow: 0 4px 18px #e0e0e0;
}

.feature-tab-content {
  flex: 1;
  min-width: 220px;
}

.feature-desc {
  font-size: 21px;
  margin-bottom: 18px;
  font-weight: 500;
}

.feature-list {
  margin-bottom: 0;
  font-size: 16px;
}


.tab-content {
  background: #fff;
  border-radius: 6px;
  padding: 32px 32px;
  min-height: 220px;
}


/* 功能可视化样式 */
.feature-visual-lg {
    width: 350px;
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    /* background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%); */
    background: #f8f9fa;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 18px #e0e0e0;
}

/* 采集功能可视化 */
.collect-visual {
    width: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
}

.source-platforms {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    max-width: 240px;
}

.platform-source {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

.platform-source img {
    border-radius: 6px;
    transition: transform 0.3s ease;
}
img.xiaohongshu {
    width: 80px;
    height: 40px;
}
img.appicon {
    width: 36px;
    height: 36px;
}
img.wechat {
    width: 60px;
    height: 36px;
}

.platform-source:hover img {
    transform: scale(1.1);
}

.collection-flow {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 25px;
    background: linear-gradient(to bottom, 
        rgba(0, 123, 255, 0.8) 0%, 
        rgba(0, 123, 255, 0.4) 50%, 
        transparent 100%);
    animation: flowAnimation 2s ease-in-out infinite;
}

.collection-flow.up {
    top: -15px;
    height: 15px;
}

.collection-flow.flow-1 { animation-delay: 0s; }
.collection-flow.flow-2 { animation-delay: 0.3s; }
.collection-flow.flow-3 { animation-delay: 0.6s; }
.collection-flow.flow-4 { animation-delay: 0.9s; }

.cloud-storage {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px 18px;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
    min-width: 250px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.cloud-storage::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 8px solid #667eea;
}

.cloud-icon {
    display: flex;
    gap: 10px;
    flex-direction: row;
    align-items: center;
    text-align: center;
}

.cloud-icon i {
    font-size: 35px;
    margin-bottom: 2px;
    display: block;
}

.storage-label {
    font-size: 16px;
    font-weight: bold;
    opacity: 0.9;
    white-space: nowrap;
}

.collected-count {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border-left: 1px solid rgba(255,255,255,0.2);
    padding-left: 12px;
}

.count-number {
    font-size: 14px;
    font-weight: bold;
    display: block;
    line-height: 1;
}

.count-label {
    font-size: 12px;
    opacity: 0.8;
    white-space: nowrap;
    margin-top: 1px;
}

/* AI创作可视化 */
.ai-create-visual {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.creation-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 16px;
}

.input-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex: 1;
}

.input-keywords {
    display: flex;
    flex-direction: column;
    gap: 6px;
    align-items: center;
}

.keyword-large {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: bold;
    white-space: nowrap;
    box-shadow: 0 2px 6px rgba(40, 167, 69, 0.3);
}

.plus-symbol {
    font-size: 18px;
    font-weight: bold;
    color: #666;
    margin-top: 4px;
}

.ai-processor {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    flex: 1;
    position: relative;
}

.ai-engine-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
    background: white;
    padding: 6px;
    position: relative;
    z-index: 2;
}

.ai-wave {
    position: absolute;
    border: 2px solid #667eea;
    border-radius: 50%;
    opacity: 0;
    animation: aiWaveExpand 3s ease-out infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.ai-wave.wave1 {
    width: 60px;
    height: 60px;
    animation-delay: 0s;
}

.ai-wave.wave2 {
    width: 70px;
    height: 70px;
    animation-delay: 0.5s;
}

.ai-wave.wave3 {
    width: 80px;
    height: 80px;
    animation-delay: 1s;
}

.equals-symbol {
    font-size: 18px;
    font-weight: bold;
    color: #666;
    margin-top: 2px;
}

.output-section {
    flex: 1;
    display: flex;
    justify-content: center;
}

.generated-article {
    background: #eee;
    padding: 12px;
    border-radius: 8px;
    box-shadow: 0 3px 12px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 85px;
    min-height: 100px;
}

.article-header {
    margin-bottom: 8px;
}

.article-title-bar {
    height: 8px;
    background: linear-gradient(135deg, #fd7e14, #e85d04);
    border-radius: 4px;
    margin-bottom: 6px;
}

.article-content {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.article-line {
    height: 3px;
    background: #495057;
    border-radius: 1.5px;
}

.article-line.full {
    width: 100%;
}

.article-line.long {
    width: 85%;
}

.article-line.medium {
    width: 70%;
}

.article-line:not(.full):not(.long):not(.medium) {
    width: 60%;
}

/* 动画效果 */
@keyframes processingPulse {
    0%, 100% { 
        opacity: 0.3; 
        transform: scale(1);
    }
    50% { 
        opacity: 1; 
        transform: scale(1.3);
    }
}

@keyframes aiWaveExpand {
    0% { 
        transform: translate(-50%, -50%) scale(0.8); 
        opacity: 0; 
    }
    10% { 
        transform: translate(-50%, -50%) scale(0.9); 
        opacity: 0.8; 
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.3); 
        opacity: 0.4; 
    }
    80% { 
        transform: translate(-50%, -50%) scale(1.6); 
        opacity: 0.1; 
    }
    100% { 
        transform: translate(-50%, -50%) scale(1.8); 
        opacity: 0; 
    }
}

/* 原有AI创作可视化样式保留（用于其他地方） */
.create-visual {
    width: 100%;
    text-align: center;
}

.ai-brain {
    position: relative;
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
}

.brain-core {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #6f42c1, #563d7c);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    position: relative;
    z-index: 2;
}

.brain-wave {
    position: absolute;
    border: 2px solid #6f42c1;
    border-radius: 50%;
    opacity: 0.6;
    animation: brainWave 3s infinite;
}

.brain-wave.wave1 {
    width: 70px;
    height: 70px;
    top: -5px;
    left: -5px;
    animation-delay: 0s;
}

.brain-wave.wave2 {
    width: 80px;
    height: 80px;
    top: -10px;
    left: -10px;
    animation-delay: 1s;
}

.brain-wave.wave3 {
    width: 90px;
    height: 90px;
    top: -15px;
    left: -15px;
    animation-delay: 2s;
}

.content-flow {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 10px;
}

.input-keywords {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.keyword {
    background: #28a745;
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 8px;
}

.flow-arrow {
    font-size: 16px;
    color: #6f42c1;
    margin: 0 8px;
}

.output-article {
    flex: 1;
    background: white;
    padding: 8px;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.article-title {
    height: 8px;
    background: #343a40;
    border-radius: 2px;
    margin-bottom: 6px;
}

.article-body {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

/* 排版美化可视化 */
.beautify-visual {
    width: 100%;
}

.document-transform {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}

.doc-before, .doc-after {
    width: 35%;
    padding: 16px;
    border-radius: 4px;
}

.doc-before {
    background: #f8f9fa;
    border: 1px dashed #dee2e6;
}

.doc-after {
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.plain-text .text-line {
    height: 4px;
    background: #6c757d;
    margin: 3px 0;
    border-radius: 2px;
}

.styled-text .styled-title {
    height: 6px;
    background: linear-gradient(135deg, #fd7e14, #e85d04);
    margin-bottom: 4px;
    border-radius: 2px;
}

.styled-text .styled-line {
    height: 3px;
    background: #495057;
    margin: 2px 0;
    border-radius: 1px;
}

.styled-text .styled-line.accent {
    background: linear-gradient(135deg, #20c997, #198754);
}

.styled-text .styled-highlight {
    height: 4px;
    background: linear-gradient(135deg, #ffc107, #fd7e14);
    margin-top: 3px;
    border-radius: 2px;
    width: 80%;
}

.transform-wand {
    color: #fd7e14;
    font-size: 16px;
    animation: wandGlow 2s infinite, brushColorChange 4s infinite;
}

.style-palette {
    display: flex;
    justify-content: center;
    gap: 6px;
}

.palette-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid white;
    box-shadow: 0 1px 3px rgba(0,0,0,0.2);
    opacity: 0;
    animation: paletteSequence 4s infinite;
}

.palette-color.color1 { 
    background: #fd7e14;
    animation-delay: 0s;
}
.palette-color.color2 { 
    background: #20c997;
    animation-delay: 0.6s;
}
.palette-color.color3 { 
    background: #6f42c1;
    animation-delay: 1.2s;
}
.palette-color.color4 { 
    background: #dc3545;
    animation-delay: 1.8s;
}

/* 多平台可视化 */
.platform-visual {
    width: 100%;
    position: relative;
    text-align: center;
}

.content-center {
    margin-bottom: 20px;
}

.master-content {
    background: linear-gradient(135deg, #495057, #343a40);
    color: white;
    padding: 20px;
    border-radius: 8px;
    display: flex;
    flex-direction: row;
    position: relative;
    text-align: center;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

.master-content i {
    font-size: 24px;
    margin-bottom: 4px;
}

.content-title {
    font-size: 16px;
    font-weight: bold;
}

.platform-outputs {
    display: flex;
    justify-content: space-around;
    gap: 8px;
    margin-top: 20px;
}

.platform-item {
    position: relative;
    text-align: center;
    padding-top: 20px;
    flex: 1;
}

/* 动画效果 */
@keyframes collectPulse {
    0%, 100% { transform: translateY(-50%) scale(1); }
    50% { transform: translateY(-50%) scale(1.2); }
}

@keyframes flowAnimation {
    0% { 
        opacity: 0; 
        height: 0px;
        background: linear-gradient(to bottom, transparent, transparent);
    }
    50% { 
        opacity: 1; 
        height: 25px;
        background: linear-gradient(to bottom, 
            rgba(0, 123, 255, 0.8) 0%, 
            rgba(0, 123, 255, 0.4) 50%, 
            transparent 100%);
    }
    100% { 
        opacity: 0; 
        height: 35px;
        background: linear-gradient(to bottom, transparent, transparent);
    }
}

@keyframes brainWave {
    0% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 0.3; }
    100% { transform: scale(1.2); opacity: 0; }
}

@keyframes wandGlow {
    0%, 100% { text-shadow: 0 0 5px rgba(253, 126, 20, 0.5); }
    50% { text-shadow: 0 0 15px rgba(253, 126, 20, 0.8); }
}

@keyframes brushColorChange {
    0% { 
        color: #fd7e14;
        text-shadow: 0 0 8px rgba(253, 126, 20, 0.6);
    }
    25% { 
        color: #20c997;
        text-shadow: 0 0 8px rgba(32, 201, 151, 0.6);
    }
    50% { 
        color: #6f42c1;
        text-shadow: 0 0 8px rgba(111, 66, 193, 0.6);
    }
    75% { 
        color: #dc3545;
        text-shadow: 0 0 8px rgba(220, 53, 69, 0.6);
    }
    100% { 
        color: #fd7e14;
        text-shadow: 0 0 8px rgba(253, 126, 20, 0.6);
    }
}

@keyframes syncFlow {
    0% { opacity: 0; transform: translateY(-10px); }
    50% { opacity: 0.8; }
    100% { opacity: 0; transform: translateY(10px); }
}

@keyframes paletteSequence {
    0% { 
        opacity: 0; 
        transform: scale(0.5);
    }
    25% { 
        opacity: 1; 
        transform: scale(1);
    }
    50% { 
        opacity: 1; 
        transform: scale(1);
    }
    75% { 
        opacity: 0.7; 
        transform: scale(0.9);
    }
    100% { 
        opacity: 0; 
        transform: scale(0.5);
    }
}