/* 口碑营销 - 基础样式文件 */

/* 引入变量 */
@import url('variables.css');

/* 引入网络字体 */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&family=Noto+Serif+SC:wght@400;500;600;700&display=swap');
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css');

/* 重置CSS */
.rep-container * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 滚动平滑 */
html {
    scroll-behavior: smooth;
}

/* 基础排版 */
.rep-container {
    font-family: var(--rep-font-primary);
    line-height: 1.7;
    color: var(--rep-neutral-800);
    background-color: var(--rep-neutral-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* 标题样式 */
.rep-title {
    font-family: var(--rep-font-primary);
    margin-bottom: var(--rep-spacing-lg);
    line-height: 1.2;
    font-weight: 600;
    position: relative;
}

.rep-title-large {
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: var(--rep-spacing-xl);
    letter-spacing: -0.02em;
}

.rep-title-medium {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: var(--rep-spacing-lg);
    letter-spacing: -0.01em;
}

.rep-title-small {
    font-size: 1.75rem;
    margin-bottom: var(--rep-spacing-md);
}

.rep-title-accent {
    position: relative;
    padding-left: var(--rep-spacing-lg);
}

.rep-title-accent::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.2em;
    bottom: 0.2em;
    width: 4px;
    background: var(--rep-gradient-primary);
    border-radius: var(--rep-radius-sm);
}

.rep-title-centered {
    text-align: center;
}

.rep-title-underline {
    position: relative;
    padding-bottom: var(--rep-spacing-md);
}

.rep-title-underline::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 80px;
    height: 4px;
    background: var(--rep-gradient-primary);
    border-radius: var(--rep-radius-sm);
    transform: translateX(-50%);
}

.rep-title-highlight {
    position: relative;
    display: inline-block;
    z-index: 1;
}

.rep-title-highlight::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0.1em;
    width: 100%;
    height: 0.3em;
    background-color: rgba(var(--rep-primary), 0.15);
    z-index: -1;
    border-radius: var(--rep-radius-xs);
}

.rep-subtitle {
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: var(--rep-spacing-xl);
    color: var(--rep-neutral-700);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* 段落样式 */
.rep-paragraph {
    margin-bottom: var(--rep-spacing-lg);
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--rep-neutral-700);
}

.rep-highlight {
    color: var(--rep-primary);
    font-weight: 600;
}

.rep-text-center {
    text-align: center;
}

.rep-text-right {
    text-align: right;
}

.rep-text-light {
    color: var(--rep-neutral-600);
}

.rep-text-primary {
    color: var(--rep-primary);
}

.rep-text-secondary {
    color: var(--rep-secondary);
}

.rep-text-accent {
    color: var(--rep-accent);
}

/* 按钮样式 */
.rep-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    border-radius: var(--rep-radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--rep-transition-normal);
    text-align: center;
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
    box-shadow: var(--rep-shadow-sm);
}

.rep-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0);
    transition: background-color var(--rep-transition-normal);
}

.rep-btn:hover::after {
    background-color: rgba(255, 255, 255, 0.1);
}

.rep-btn-primary {
    background: var(--rep-gradient-primary);
    color: white;
    box-shadow: var(--rep-shadow-primary);
}

.rep-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--rep-shadow-lg), var(--rep-shadow-primary);
}

.rep-btn-primary:active {
    transform: translateY(-1px);
}

.rep-btn-secondary {
    background: var(--rep-gradient-secondary);
    color: var(--rep-neutral-900);
    box-shadow: var(--rep-shadow-secondary);
}

.rep-btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: var(--rep-shadow-lg), var(--rep-shadow-secondary);
}

.rep-btn-outline {
    background-color: transparent;
    border: 2px solid var(--rep-primary);
    color: var(--rep-primary);
}

.rep-btn-outline:hover {
    background-color: var(--rep-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--rep-shadow-md);
}

.rep-btn-icon {
    margin-right: var(--rep-spacing-sm);
    font-size: 1.1em;
}

/* 卡片样式 */
.rep-card {
    background-color: white;
    border-radius: var(--rep-radius-lg);
    box-shadow: var(--rep-shadow-md);
    padding: var(--rep-spacing-lg);
    margin-bottom: var(--rep-spacing-lg);
    transition: transform var(--rep-transition-normal), box-shadow var(--rep-transition-normal);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.03);
}

.rep-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--rep-gradient-primary);
    opacity: 0;
    transition: opacity var(--rep-transition-normal);
}

.rep-card:hover {
    transform: translateY(-7px);
    box-shadow: var(--rep-shadow-xl);
}

.rep-card:hover::before {
    opacity: 1;
}

.rep-card-title {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: var(--rep-spacing-md);
    color: var(--rep-primary);
}

.rep-card-content {
    margin-bottom: var(--rep-spacing-md);
}

.rep-card-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--rep-gradient-primary);
    color: white;
    border-radius: var(--rep-radius-md);
    margin-bottom: var(--rep-spacing-md);
    font-size: 1.5rem;
    box-shadow: var(--rep-shadow-primary);
}

/* 网格系统 */
.rep-grid {
    display: grid;
    gap: var(--rep-spacing-lg);
}

.rep-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.rep-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.rep-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* 图标盒子 */
.rep-icon-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--rep-spacing-lg);
    background-color: white;
    border-radius: var(--rep-radius-lg);
    box-shadow: var(--rep-shadow-md);
    transition: transform var(--rep-transition-normal), box-shadow var(--rep-transition-normal);
}

.rep-icon-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--rep-shadow-lg);
}

.rep-icon-box-icon {
    width: 70px;
    height: 70px;
    border-radius: var(--rep-radius-circle);
    background: var(--rep-gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: var(--rep-spacing-md);
    box-shadow: var(--rep-shadow-primary);
}

.rep-icon-box-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--rep-spacing-sm);
    color: var(--rep-neutral-800);
}

.rep-icon-box-content {
    color: var(--rep-neutral-700);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 列表样式 */
.rep-list {
    list-style-type: none;
    padding: 0;
    margin: 0 0 var(--rep-spacing-lg) 0;
}

.rep-list-item {
    position: relative;
    padding-left: 1.8rem;
    margin-bottom: var(--rep-spacing-md);
    line-height: 1.6;
}

.rep-list-item::before {
    content: '\f00c';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0.15em;
    color: var(--rep-primary);
}

/* 分隔线 */
.rep-divider {
    height: 1px;
    background: linear-gradient(to right, rgba(0,0,0,0.02), rgba(0,0,0,0.1), rgba(0,0,0,0.02));
    margin: var(--rep-spacing-lg) 0;
}

/* 背景装饰 */
.rep-bg-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%231e5180' fill-opacity='0.03' fill-rule='evenodd'%3E%3Ccircle cx='3' cy='3' r='3'/%3E%3Ccircle cx='13' cy='13' r='3'/%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
    z-index: -1;
}

.rep-bg-gradient {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: linear-gradient(135deg, rgba(30,81,128,0.03) 0%, rgba(212,175,55,0.03) 100%);
    z-index: -1;
}

/* 响应式处理 */
@media (max-width: 1200px) {
    .rep-grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .rep-grid-3, .rep-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .rep-title-large {
        font-size: 2.25rem;
    }
    
    .rep-title-medium {
        font-size: 1.85rem;
    }
}

@media (max-width: 768px) {
    .rep-grid-2, .rep-grid-3, .rep-grid-4 {
        grid-template-columns: 1fr;
    }
    
    .rep-title-large {
        font-size: 2rem;
    }
    
    .rep-title-medium {
        font-size: 1.75rem;
    }
    
    .rep-title-small {
        font-size: 1.5rem;
    }
}

/* 间距工具类 */
.rep-mt-xs { margin-top: var(--rep-spacing-xs); }
.rep-mt-sm { margin-top: var(--rep-spacing-sm); }
.rep-mt-md { margin-top: var(--rep-spacing-md); }
.rep-mt-lg { margin-top: var(--rep-spacing-lg); }
.rep-mt-xl { margin-top: var(--rep-spacing-xl); }
.rep-mt-xxl { margin-top: var(--rep-spacing-xxl); }

.rep-mb-xs { margin-bottom: var(--rep-spacing-xs); }
.rep-mb-sm { margin-bottom: var(--rep-spacing-sm); }
.rep-mb-md { margin-bottom: var(--rep-spacing-md); }
.rep-mb-lg { margin-bottom: var(--rep-spacing-lg); }
.rep-mb-xl { margin-bottom: var(--rep-spacing-xl); }
.rep-mb-xxl { margin-bottom: var(--rep-spacing-xxl); }

.rep-py-xs { padding-top: var(--rep-spacing-xs); padding-bottom: var(--rep-spacing-xs); }
.rep-py-sm { padding-top: var(--rep-spacing-sm); padding-bottom: var(--rep-spacing-sm); }
.rep-py-md { padding-top: var(--rep-spacing-md); padding-bottom: var(--rep-spacing-md); }
.rep-py-lg { padding-top: var(--rep-spacing-lg); padding-bottom: var(--rep-spacing-lg); }
.rep-py-xl { padding-top: var(--rep-spacing-xl); padding-bottom: var(--rep-spacing-xl); }
.rep-py-xxl { padding-top: var(--rep-spacing-xxl); padding-bottom: var(--rep-spacing-xxl); }

/* 区块样式 */
.rep-section {
    padding: var(--rep-spacing-xxxl) 0;
    position: relative;
    border-bottom: 1px solid var(--rep-neutral-300);
    overflow: hidden;
}

.rep-section:last-child {
    border-bottom: none;
}

/* 动画类 */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(40px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes scaleIn {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.rep-animate-in {
    animation: slideUp 0.6s ease forwards;
}

.rep-animate-fade {
    animation: fadeIn 0.8s ease forwards;
}

.rep-animate-scale {
    animation: scaleIn 0.5s ease forwards;
}

/* 徽章 */
.rep-badge {
    display: inline-block;
    padding: 0.4em 0.8em;
    font-size: 0.75em;
    font-weight: 600;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: var(--rep-radius-pill);
    background-color: var(--rep-primary);
    color: white;
    margin-right: var(--rep-spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.rep-badge-secondary {
    background-color: var(--rep-secondary);
    color: var(--rep-neutral-900);
}

.rep-badge-accent {
    background-color: var(--rep-accent);
}

.rep-badge-outline {
    background-color: transparent;
    border: 1px solid var(--rep-primary);
    color: var(--rep-primary);
}

/* 弹性盒布局 */
.rep-flex {
    display: flex;
}

.rep-flex-column {
    flex-direction: column;
}

.rep-flex-center {
    justify-content: center;
    align-items: center;
}

.rep-flex-between {
    justify-content: space-between;
}

.rep-flex-wrap {
    flex-wrap: wrap;
}

.rep-flex-gap-sm {
    gap: var(--rep-spacing-sm);
}

.rep-flex-gap-md {
    gap: var(--rep-spacing-md);
}

.rep-flex-gap-lg {
    gap: var(--rep-spacing-lg);
}