/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #f8f8f8;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 改善移动端触摸体验 */
a, button, input, select, textarea {
    -webkit-tap-highlight-color: transparent;
}

button {
    touch-action: manipulation;
}

/* 头部导航 */
.header-nav {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    height: 60px;
    line-height: 60px;
}

.header-nav .layui-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.layui-logo {
    font-size: 22px;
    font-weight: bold;
    color: #fff;
}

.header-nav .layui-nav {
    background: transparent;
}

.header-nav .layui-nav-item a {
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
}

.header-nav .layui-nav-item.layui-this a {
    color: #fff;
    font-weight: bold;
}

.header-nav .layui-nav-bar {
    background-color: #fff !important;
}

/* 主容器 */
.main-container {
    flex: 1;
    margin-top: 80px;
    margin-bottom: 30px;
    padding: 20px 0;
}

/* 搜索区域 */
.search-area {
    margin-bottom: 30px;
    padding: 35px 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
}

.search-area::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 350px;
    height: 350px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    z-index: 0;
}

.search-area::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -8%;
    width: 250px;
    height: 250px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    z-index: 0;
}

.search-wrapper {
    position: relative;
    z-index: 1;
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-input-wrapper {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 20px;
    font-size: 20px;
    color: #999;
    z-index: 1;
    pointer-events: none;
}

.clear-icon {
    position: absolute;
    right: 20px;
    font-size: 18px;
    color: #999;
    z-index: 1;
    cursor: pointer;
    transition: color 0.3s ease;
}

.clear-icon:hover {
    color: #667eea;
}

.search-input {
    width: 100%;
    height: 52px;
    padding: 0 25px 0 50px;
    border: none;
    border-radius: 26px;
    font-size: 15px;
    background: #fff;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-input::placeholder {
    color: #bbb;
}

.search-input:focus {
    outline: none;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    transform: translateY(-1px);
}

.category-select {
    width: 160px;
    height: 52px;
    padding: 0 20px;
    border: 2px solid rgba(255, 255, 255, 0.25);
    border-radius: 26px;
    font-size: 15px;
    color: #333;
    background: rgba(255, 255, 255, 0.95);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 18px center;
    padding-right: 40px;
}

.category-select:hover {
    background-color: #fff;
    border-color: rgba(255, 255, 255, 0.4);
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.12);
}

.category-select:focus {
    outline: none;
    border-color: #fff;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.search-btn {
    width: 120px;
    height: 52px;
    padding: 0 24px;
    border: none;
    border-radius: 26px;
    background: #fff;
    color: #667eea;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.search-btn:hover {
    background: #fff;
    color: #764ba2;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.search-btn:active {
    transform: translateY(0);
}

.search-btn i {
    font-size: 18px;
}

.search-btn span {
    font-weight: 600;
}

/* 网站卡片 */
.website-card {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
    height: 100%;
    display: flex;
    flex-direction: column;
    -webkit-tap-highlight-color: transparent;
}

.website-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(102, 126, 234, 0.3);
}

.website-card:active {
    transform: translateY(-2px);
}

.card-header {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
}

.card-icon {
    width: 32px;
    height: 32px;
    margin-right: 12px;
    border-radius: 4px;
}

.card-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin: 0;
}

.card-description {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 12px;
    flex: 1;
}

.card-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.keyword-tag {
    display: inline-block;
    padding: 3px 10px;
    background-color: #f0f2f5;
    color: #667eea;
    font-size: 12px;
    border-radius: 3px;
}

/* AI提示词板块 */
.prompt-section {
    background: #fff;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.section-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #667eea;
}

/* 角色容器 */
.roles-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.role-item {
    padding: 15px 20px;
    border: 2px solid #e6e6e6;
    border-radius: 6px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fff;
}

.role-item:hover {
    border-color: #667eea;
    background-color: #f8f9ff;
}

.role-item.active {
    border-color: #667eea;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    font-weight: bold;
}

.role-name {
    font-size: 16px;
}

/* 规则容器 */
.rules-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 15px;
}

.rule-item {
    padding: 15px 20px;
    border: 2px solid #e6e6e6;
    border-radius: 6px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #fff;
    position: relative;
}

.rule-item:hover {
    border-color: #67c23a;
    background-color: #f0f9ff;
}

.rule-item.active {
    border-color: #67c23a;
    background-color: #67c23a;
    color: #fff;
    font-weight: bold;
}

.rule-item.active::after {
    content: '✓';
    position: absolute;
    top: 5px;
    right: 10px;
    font-size: 18px;
}

.rule-name {
    font-size: 16px;
}

/* 预览容器 */
.preview-container {
    background: #f8f9fa;
    border-radius: 6px;
    padding: 15px;
}

#prompt-preview {
    background: #fff;
    border: 1px solid #e6e6e6;
    border-radius: 4px;
    resize: vertical;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.8;
}

/* 底部 */
.footer {
    background-color: #2c3e50;
    color: #fff;
    text-align: center;
    padding: 20px 0;
    margin-top: auto;
}

.footer p {
    margin: 0;
    font-size: 14px;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
    /* Header 固定高度 */
    .header-nav {
        height: 100px;
        line-height: normal;
        padding: 0;
    }
    
    .header-nav .layui-container {
        height: 100%;
        flex-direction: column;
        padding: 12px 15px;
        gap: 10px;
        width: 100%;
        align-items: center;
        justify-content: center;
    }
    
    /* Logo 样式 */
    .layui-logo {
        font-size: 19px;
        text-align: center;
        width: 100%;
        padding: 0;
        margin: 0;
        line-height: 1.2;
    }
    
    /* 导航栏样式 */
    .header-nav .layui-nav {
        width: auto;
        justify-content: center;
        padding: 0;
        margin: 0;
        background: transparent;
        position: relative;
        display: flex !important;
        flex-wrap: nowrap;
    }
    
    .header-nav .layui-nav-item {
        margin: 0 10px;
        line-height: 32px;
        float: none !important;
    }
    
    .header-nav .layui-nav-item a {
        padding: 5px 16px;
        display: inline-block;
        font-size: 14px;
    }
    
    /* 导航下划线 */
    .header-nav .layui-nav-bar {
        display: block !important;
        height: 2px !important;
        background-color: #fff !important;
        position: absolute !important;
        bottom: 0 !important;
        transition: all 0.3s !important;
    }
    
    .header-nav .layui-this::after {
        display: none;
    }
    
    /* 主容器 */
    .main-container {
        margin-top: 110px;
        padding: 10px;
        width: 100%;
    }
    
    /* AI提示词页面容器宽度优化 */
    #prompts-content {
        width: 100%;
        max-width: 100%;
    }
    
    #prompts-content .layui-row {
        margin: 0 !important;
    }
    
    #prompts-content .layui-col-md12 {
        padding: 0 !important;
    }
    
    .search-area {
        padding: 20px 15px;
        border-radius: 12px;
        margin-bottom: 20px;
    }
    
    .search-wrapper {
        flex-direction: column;
        gap: 10px;
    }
    
    .search-input-wrapper {
        width: 100%;
    }
    
    .search-input {
        height: 46px;
        font-size: 14px;
        padding: 0 45px 0 45px;
    }
    
    .search-icon {
        left: 15px;
        font-size: 18px;
    }
    
    .clear-icon {
        right: 15px;
        font-size: 16px;
    }
    
    .category-select {
        width: 100%;
        height: 46px;
        font-size: 14px;
    }
    
    .search-btn {
        width: 100%;
        height: 46px;
        font-size: 15px;
    }
    
    .website-card {
        padding: 15px;
        margin-bottom: 12px;
    }
    
    .card-icon {
        width: 28px;
        height: 28px;
        margin-right: 10px;
    }
    
    .card-title {
        font-size: 16px;
    }
    
    .card-description {
        font-size: 13px;
        line-height: 1.5;
    }
    
    .keyword-tag {
        font-size: 11px;
        padding: 2px 8px;
    }
    
    .prompt-section {
        padding: 18px;
        margin-bottom: 15px;
        border-radius: 8px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .section-title {
        font-size: 17px;
        margin-bottom: 15px;
    }
    
    .roles-container,
    .rules-container {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        width: 100%;
    }
    
    .role-item,
    .rule-item {
        padding: 14px 12px;
    }
    
    .role-name,
    .rule-name {
        font-size: 14px;
    }
    
    .preview-container {
        padding: 12px;
        width: 100%;
    }
    
    #prompt-preview {
        min-height: 250px !important;
        font-size: 13px;
        padding: 12px;
        width: 100%;
    }
    
    .layui-btn-container {
        display: flex;
        flex-direction: column;
        gap: 10px;
        width: 100%;
    }
    
    .layui-btn-container .layui-btn {
        width: 100%;
        margin: 0 !important;
        height: 44px;
        font-size: 15px;
    }
    
    .footer {
        padding: 15px 10px;
        font-size: 12px;
    }
}

@media screen and (max-width: 480px) {
    /* Header 固定高度 */
    .header-nav {
        height: 95px;
    }
    
    .header-nav .layui-container {
        padding: 10px 12px;
        gap: 8px;
    }
    
    /* Logo 样式 */
    .layui-logo {
        font-size: 20px;
        margin-top: 10px;
    }
    
    /* 导航栏样式 */
    .header-nav .layui-nav-item {
        margin: 0 8px;
        line-height: 30px;
    }
    
    .header-nav .layui-nav-item a {
        font-size: 13px;
        padding: 4px 14px;
    }
    
    /* 主容器 */
    .main-container {
        margin-top: 105px;
    }
    
    .search-area {
        padding: 15px 10px;
    }
    
    .prompt-section {
        padding: 15px;
        width: 100%;
    }
    
    .roles-container,
    .rules-container {
        grid-template-columns: 1fr;
        gap: 8px;
        width: 100%;
    }
    
    .role-item,
    .rule-item {
        padding: 12px 10px;
        width: 100%;
    }
    
    .card-keywords {
        gap: 4px;
    }
}

/* 空状态 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #999;
}

.empty-state i {
    font-size: 64px;
    color: #ddd;
    margin-bottom: 15px;
}

.empty-state p {
    font-size: 16px;
    margin: 0;
}