/* ========================================
   扁平化 Clean Style CSS - 完整响应式版
   配色方案：蓝紫色系 + 简洁灰
   ======================================== */

:root {
    /* 主色调 */
    --primary-color: #5B7FFF;
    --primary-dark: #4A6AD8;
    --primary-light: #EEF2FF;

    /* 中性色 */
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-light: #94A3B8;

    /* 背景色 */
    --bg-white: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-grey: #F1F5F9;

    /* 功能色 */
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;

    /* 边框 */
    --border-color: #E2E8F0;
    --border-radius: 12px;

    /* 间距 */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 60px;
}

/* ========================================
   全局样式优化
   ======================================== */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif !important;
    color: var(--text-primary) !important;
    overflow-x: hidden;
}

/* 隐藏装饰性元素 */
.hero__shape-4,
.services__shape,
.about__shape,
.footer__shape,
.testimonial__shape,
.cta__shape,
.circle-animation {
    display: none !important;
}

/* 保持图片正常显示 */
.logo img {
    width: auto !important;
    max-width: 64px;
    height: auto !important;
    max-height: 64px;
}

.services__icon img,
.about__thumb img,
.hero__thumb img {
    width: auto;
    max-width: 100%;
    height: auto;
}

/* ========================================
   导航栏 - 扁平化设计
   ======================================== */
.header__area {
    background: var(--bg-white) !important;
    border-bottom: 1px solid var(--border-color) !important;
    padding: 16px 0 !important;
    box-shadow: none !important;
}

.header__transparent {
    background: var(--bg-white) !important;
}

.main-menu ul {
    display: flex;
    align-items: center;
    margin: 0;
    padding: 0;
    list-style: none;
}

.main-menu ul li {
    margin: 0 12px;
}

.main-menu ul li a {
    color: var(--text-primary) !important;
    font-weight: 500 !important;
    font-size: 15px !important;
    transition: color 0.2s ease !important;
    text-decoration: none !important;
}

.main-menu ul li a:hover {
    color: var(--primary-color) !important;
}

/* 按钮样式 */
.w-btn1,
.w-btn,
.w-btn-4 {
    background: var(--primary-color) !important;
    color: var(--bg-white) !important;
    padding: 12px 28px !important;
    border-radius: var(--border-radius) !important;
    border: none !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    line-height: 1.4 !important;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    vertical-align: middle !important;
}

.w-btn1:hover,
.w-btn:hover,
.w-btn-4:hover {
    background: var(--primary-dark) !important;
    color: var(--bg-white) !important;
    transform: translateY(-2px);
}

.w-btn.ml-20 {
    background: transparent !important;
    color: var(--primary-color) !important;
    border: 2px solid var(--primary-color) !important;
    margin-left: 12px;
}

.w-btn.ml-20:hover {
    background: var(--primary-color) !important;
    color: var(--bg-white) !important;
}

/* ========================================
   Hero 区域 - 简洁设计
   ======================================== */
.hero__area {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--primary-light) 100%) !important;
    padding: 80px 0 !important;
}

.hero__content-4 h3 {
    font-size: clamp(32px, 5vw, 48px) !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    margin-bottom: 24px !important;
    line-height: 1.2 !important;
}

.hero__content-4 h3 span {
    color: var(--primary-color) !important;
}

.hero__content-4 p {
    font-size: clamp(14px, 2vw, 16px) !important;
    color: var(--text-secondary) !important;
    line-height: 1.8 !important;
    margin-bottom: 32px !important;
}

.w-btn-round {
    background: var(--primary-color) !important;
    color: var(--bg-white) !important;
    padding: 14px 32px !important;
    border-radius: 50px !important;
    border: none !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    line-height: 1.4 !important;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    vertical-align: middle !important;
}

.w-btn-round:hover {
    background: var(--primary-dark) !important;
    color: var(--bg-white) !important;
    transform: translateY(-2px);
}

.w-btn-round-2 {
    background: transparent !important;
    color: var(--primary-color) !important;
    border: 2px solid var(--primary-color) !important;
}

.w-btn-round-2:hover {
    background: var(--primary-color) !important;
    color: var(--bg-white) !important;
}

.hero__btn-4 a {
    margin-right: 16px;
}

/* ========================================
   服务卡片 - 扁平化设计
   ======================================== */
.services__area {
    background: var(--bg-white) !important;
    padding: 120px 0 !important;
}

.section__title-wrapper {
    margin-bottom: 48px !important;
}

.section__title {
    font-size: clamp(28px, 4vw, 36px) !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    margin-bottom: 16px !important;
}

.services__inner {
    margin-bottom: 24px;
}

.services__item {
    background: var(--bg-white) !important;
    border: 2px solid var(--border-color) !important;
    border-radius: var(--border-radius) !important;
    padding: 32px 24px !important;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
    height: 100%;
    min-height: 280px;
}

.services__item:hover {
    border-color: var(--primary-color) !important;
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(91, 127, 255, 0.15) !important;
}

.services__inner.active .services__item,
.services__inner.hover__active.active .services__item {
    border-color: var(--primary-color) !important;
    background: var(--primary-light) !important;
}

.services__icon {
    margin-bottom: 24px !important;
    height: 80px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.services__icon img {
    max-width: 60px;
    width: auto;
    height: auto;
    max-height: 60px;
}

.services__title {
    font-size: 20px !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    margin-bottom: 12px !important;
}

.services__title a {
    color: var(--text-primary) !important;
    text-decoration: none !important;
}

.services__content p {
    font-size: 14px !important;
    color: var(--text-secondary) !important;
    line-height: 1.7 !important;
    margin: 0 !important;
}

/* ========================================
   关于区域 - 清爽布局
   ======================================== */
.about__area {
    background: var(--bg-light) !important;
    padding: 60px 0 !important;
}

.about__wrapper {
    margin-bottom: 24px;
}

.about__wrapper h2,
.about__wrapper-2 h2 {
    font-size: clamp(24px, 3.5vw, 32px) !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    margin-bottom: 20px !important;
}

.about__wrapper p,
.about__wrapper-2 p {
    font-size: 15px !important;
    color: var(--text-secondary) !important;
    line-height: 1.8 !important;
    margin-bottom: 12px !important;
}

.about__wrapper ul,
.about__wrapper-2 ul {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.about__wrapper ul li,
.about__wrapper-2 ul li {
    font-size: 15px !important;
    color: var(--text-primary) !important;
    padding: 10px 0;
    padding-left: 28px;
    position: relative;
}

.about__wrapper ul li:before,
.about__wrapper-2 ul li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
    font-size: 18px;
}

.w-btn-3,
.w-btn-1 {
    background: var(--primary-color) !important;
    color: var(--bg-white) !important;
    padding: 14px 36px !important;
    border-radius: var(--border-radius) !important;
    border: none !important;
    font-weight: 500 !important;
    font-size: 14px !important;
    line-height: 1.4 !important;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    vertical-align: middle !important;
}

.w-btn-3:hover,
.w-btn-1:hover {
    background: var(--primary-dark) !important;
    color: var(--bg-white) !important;
    transform: translateY(-2px);
}

/* ========================================
   价格卡片 - 扁平化价格表
   ======================================== */
.price__area {
    background: var(--bg-white) !important;
    padding: 60px 0 !important;
}

.grey-bg {
    background: var(--bg-light) !important;
}

.price__item {
    background: var(--bg-white) !important;
    border: 2px solid var(--border-color) !important;
    border-radius: var(--border-radius) !important;
    padding: 32px 24px !important;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
    position: relative;
    margin-bottom: 24px;
}

.price__item:hover {
    border-color: var(--primary-color) !important;
    transform: translateY(-8px);
    box-shadow: 0 16px 32px rgba(91, 127, 255, 0.15) !important;
}

.hover__active.active .price__item {
    border-color: var(--primary-color) !important;
    border-width: 3px !important;
}

.ribbon-box {
    position: absolute;
    top: 20px;
    right: -5px;
    background: var(--primary-color);
    color: var(--bg-white);
    padding: 6px 20px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 4px 0 0 4px;
    z-index: 10;
}

.price__offer {
    margin-bottom: 16px !important;
}

.price__offer span {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-color);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
}

.price__tag {
    margin-bottom: 16px !important;
}

.price__tag h3 {
    font-size: clamp(28px, 4vw, 36px) !important;
    font-weight: 700 !important;
    color: var(--primary-color) !important;
    margin: 0 !important;
}

.price__text {
    margin-bottom: 20px !important;
}

.price__text p {
    font-size: 14px !important;
    color: var(--text-secondary) !important;
    margin: 0 !important;
}

.price__features {
    margin-bottom: 24px !important;
}

.price__features ul,
.price__features .fa-ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.price__features ul li {
    font-size: 14px !important;
    color: var(--text-primary) !important;
    padding: 10px 0 !important;
    border-bottom: 1px solid var(--bg-grey);
}

.price__features ul li:last-child {
    border-bottom: none;
}

.price__features ul li i {
    color: var(--success);
    margin-right: 8px;
}

.price__btn {
    background: var(--primary-color) !important;
    color: var(--bg-white) !important;
    padding: 14px 28px !important;
    border-radius: var(--border-radius) !important;
    border: none !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    line-height: 1.4 !important;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 100% !important;
    text-align: center !important;
    text-decoration: none !important;
}

.price__btn:hover {
    background: var(--primary-dark) !important;
    color: var(--bg-white) !important;
    transform: translateY(-2px);
}

/* ========================================
   博客/新闻区域 - 简洁卡片
   ======================================== */
.blog__area {
    background: var(--bg-light) !important;
    padding: 60px 0 !important;
}

.section__title-5 {
    font-size: clamp(28px, 4vw, 36px) !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
}

.iq-blog-box {
    background: var(--bg-white) !important;
    border: 2px solid var(--border-color) !important;
    border-radius: var(--border-radius) !important;
    overflow: hidden;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
    margin-bottom: 24px;
}

.iq-blog-box:hover {
    border-color: var(--primary-color) !important;
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(91, 127, 255, 0.12) !important;
}

.iq-blog-image {
    position: relative;
    overflow: hidden;
}

.iq-blog-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.iq-blogtag {
    position: absolute;
    top: 16px;
    left: 16px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.iq-blogtag li a {
    background: var(--primary-color);
    color: var(--bg-white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-decoration: none;
}

.iq-blog-detail {
    padding: 24px;
}

.blog-title h5 {
    font-size: 18px !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    margin-bottom: 12px !important;
}

.blog-title a {
    color: var(--text-primary) !important;
    text-decoration: none !important;
}

.iq-blog-detail p {
    font-size: 14px !important;
    color: var(--text-secondary) !important;
    line-height: 1.7 !important;
}

.iq-postdate {
    list-style: none;
    padding: 0;
    margin: 0 0 12px 0;
}

.iq-postdate li {
    font-size: 13px;
    color: var(--text-light);
}

/* ========================================
   客户评价 - 扁平化卡片
   ======================================== */
.testimonial__area {
    background: var(--bg-white) !important;
    padding: 60px 0 !important;
}

.testimonial__item {
    background: var(--bg-white) !important;
    border: 2px solid var(--border-color) !important;
    border-radius: var(--border-radius) !important;
    padding: 32px !important;
    box-shadow: none !important;
    transition: all 0.3s ease !important;
    margin-bottom: 48px !important;
    text-align: center;
}

.testimonial__item:hover {
    border-color: var(--primary-color) !important;
    box-shadow: 0 12px 24px rgba(91, 127, 255, 0.12) !important;
}

.testimonial__thumb {
    margin-bottom: 20px !important;
    display: flex;
    justify-content: center;
}

.testimonial__thumb img {
    width: 80px !important;
    height: 80px !important;
    border-radius: 50% !important;
    object-fit: cover !important;
    border: 3px solid var(--primary-light) !important;
}

.testimonial__text {
    margin-bottom: 20px !important;
}

.testimonial__text p {
    font-size: 15px !important;
    color: var(--text-secondary) !important;
    line-height: 1.8 !important;
    font-style: italic !important;
    margin: 0 !important;
}

.testimonial__author h3 {
    font-size: 18px !important;
    font-weight: 600 !important;
    color: var(--text-primary) !important;
    margin-bottom: 4px !important;
}

.testimonial__author span {
    font-size: 14px !important;
    color: var(--text-light) !important;
}

/* ========================================
   CTA区域 - 扁平化行动召唤
   ======================================== */
.cta__area {
    padding: 60px 0 !important;
}

.cta__inner {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%) !important;
    border-radius: var(--border-radius) !important;
    padding: 48px 32px !important;
    box-shadow: none !important;
}

.cta__wrapper {
    align-items: center !important;
}

.cta__title {
    font-size: clamp(24px, 3.5vw, 32px) !important;
    font-weight: 700 !important;
    color: var(--bg-white) !important;
    margin-bottom: 12px !important;
}

.cta__content p {
    color: rgba(255, 255, 255, 0.9) !important;
    font-size: 15px !important;
    margin: 0 !important;
}

.w-btn-white {
    background: var(--bg-white) !important;
    color: var(--primary-color) !important;
    padding: 14px 36px !important;
    border-radius: 50px !important;
    border: none !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    line-height: 1.4 !important;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
    text-decoration: none !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    vertical-align: middle !important;
}

.w-btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(255, 255, 255, 0.3) !important;
}

/* ========================================
   页脚 - 简洁设计
   ======================================== */
.footer__area {
    background: var(--text-primary) !important;
    padding: 60px 0 24px 0 !important;
}

.footer-bg-3 {
    background: var(--text-primary) !important;
}

.footer__widget {
    margin-bottom: 32px;
}

.footer__widget-title h3,
.footer__widget-title-3 h3 {
    font-size: 18px !important;
    font-weight: 600 !important;
    color: var(--bg-white) !important;
    margin-bottom: 20px !important;
}

.footer__link ul,
.footer__link-3 ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer__link ul li,
.footer__link-3 ul li,
.footer__link p,
.footer__link-3 p {
    font-size: 14px !important;
    color: var(--text-light) !important;
    margin-bottom: 10px !important;
}

.footer__link a,
.footer__link-3 a {
    color: var(--text-light) !important;
    text-decoration: none !important;
    transition: color 0.2s ease;
}

.footer__link a:hover,
.footer__link-3 a:hover {
    color: var(--primary-color) !important;
}

.footer__copyright p,
.footer__copyright-2 p {
    font-size: 14px !important;
    color: var(--text-light) !important;
    margin: 0 !important;
}

/* ========================================
   弹窗 - 扁平化设计
   ======================================== */
.web_notice {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.web_notice > div {
    max-width: 90%;
    width: 550px;
    background: var(--bg-white);
    border-radius: var(--border-radius) !important;
    padding: 40px 32px !important;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3) !important;
}

.web_notice h3 {
    color: var(--text-primary) !important;
    font-size: 28px !important;
    font-weight: 700 !important;
    margin-bottom: 24px !important;
}

.web_notice div[style*="font-size"] {
    color: var(--text-secondary) !important;
    line-height: 1.8 !important;
}

.web_notice a {
    background: var(--primary-color) !important;
    color: var(--bg-white) !important;
    border-radius: var(--border-radius) !important;
    transition: all 0.3s ease !important;
    cursor: pointer;
    text-decoration: none !important;
}

.web_notice a:hover {
    background: var(--primary-dark) !important;
    transform: scale(1.02);
}

/* ========================================
   响应式设计 - 完整断点
   ======================================== */

/* 超大屏幕 (1400px+) */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* 大屏幕 (1200px - 1399px) */
@media (max-width: 1399px) {
    .container {
        max-width: 1140px;
    }
}

/* 中等屏幕 (992px - 1199px) */
@media (max-width: 1199px) {
    .container {
        max-width: 960px;
    }

    .hero__content-4 h3 {
        font-size: 40px !important;
    }

    .section__title {
        font-size: 32px !important;
    }
}

/* 平板 (768px - 991px) */
@media (max-width: 991px) {
    .container {
        max-width: 720px;
    }

    .hero__area {
        padding: 60px 0 !important;
    }

    .hero__content-4 h3 {
        font-size: 36px !important;
    }

    .section__title {
        font-size: 30px !important;
    }

    .services__item,
    .price__item {
        margin-bottom: 24px;
    }

    .about__wrapper,
    .about__wrapper-2 {
        margin-bottom: 32px;
    }

    .cta__inner {
        padding: 40px 24px !important;
    }

    .cta__btn {
        margin-top: 24px;
    }
}

/* 手机横屏 (576px - 767px) */
@media (max-width: 767px) {
    .container {
        max-width: 540px;
    }

    .header__area {
        padding: 12px 0 !important;
    }

    .hero__area {
        padding: 48px 0 !important;
    }

    .hero__content-4 h3 {
        font-size: 32px !important;
    }

    .section__title {
        font-size: 28px !important;
    }

    .section__title-wrapper {
        margin-bottom: 32px !important;
    }

    .services__area,
    .about__area,
    .price__area,
    .blog__area,
    .testimonial__area,
    .cta__area {
        padding: 48px 0 !important;
    }

    .services__item {
        min-height: auto;
        padding: 24px 20px !important;
    }

    .price__tag h3 {
        font-size: 28px !important;
    }

    .price__item {
        padding: 24px 20px !important;
    }

    .cta__title {
        font-size: 24px !important;
    }

    .w-btn1,
    .w-btn,
    .w-btn-round,
    .w-btn-3 {
        padding: 12px 24px !important;
        font-size: 14px !important;
    }

    .footer__area {
        padding: 48px 0 20px 0 !important;
    }

    .web_notice > div {
        padding: 32px 24px !important;
    }

    .web_notice h3 {
        font-size: 24px !important;
    }
}

/* 手机竖屏 (< 576px) */
@media (max-width: 575px) {
    .container {
        max-width: 100%;
        padding-left: 16px;
        padding-right: 16px;
    }

    .hero__content-4 h3 {
        font-size: 28px !important;
    }

    .hero__content-4 p {
        font-size: 14px !important;
    }

    .section__title {
        font-size: 24px !important;
    }

    .services__item,
    .price__item {
        padding: 20px 16px !important;
    }

    .testimonial__item {
        padding: 24px 16px !important;
    }

    .cta__inner {
        padding: 32px 20px !important;
    }

    .cta__title {
        font-size: 22px !important;
    }

    .cta__content p {
        font-size: 14px !important;
    }

    .w-btn-round {
        padding: 12px 24px !important;
        font-size: 13px !important;
        margin-right: 8px !important;
    }

    .hero__btn-4 a {
        margin-bottom: 12px;
    }

    .web_notice > div {
        width: 95%;
        padding: 24px 20px !important;
    }
}

/* 超小屏幕 (< 400px) */
@media (max-width: 399px) {
    .hero__content-4 h3 {
        font-size: 24px !important;
    }

    .section__title {
        font-size: 22px !important;
    }

    .price__tag h3 {
        font-size: 24px !important;
    }

    .w-btn1,
    .w-btn {
        padding: 10px 20px !important;
        font-size: 13px !important;
    }
}

/* ========================================
   工具类
   ======================================== */
.text-center {
    text-align: center !important;
}

.text-end {
    text-align: right !important;
}

.d-flex {
    display: flex !important;
}

.align-items-center {
    align-items: center !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-end {
    justify-content: flex-end !important;
}

.mb-15 {
    margin-bottom: 15px !important;
}

.mb-30 {
    margin-bottom: 30px !important;
}

.mt-15 {
    margin-top: 15px !important;
}

/* ========================================
   动画效果
   ======================================== */
.wow {
    visibility: hidden;
}

.animated {
    animation-duration: 0.6s;
    animation-fill-mode: both;
    visibility: visible !important;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 20px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

.fadeInUp {
    animation-name: fadeInUp;
}

@keyframes bounceInUp {
    from {
        opacity: 0;
        transform: translate3d(0, 30px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

.bounceInUp {
    animation-name: bounceInUp;
}