/* ==========================================================================
   Proximity Learning - Styles
   ========================================================================== */

/* Reset and Base Styles
   ========================================================================== */
* {
    box-sizing: border-box;
}

body {
    font-size: 1rem;
    margin: 0;
    padding: 0;
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: #333;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

img {
    vertical-align: middle;
    max-width: 100%;
    display: inline-block;
}

a {
    color: #e17d26;
    text-decoration: none;
}

/* Typography
   ========================================================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0 0 1rem 0;
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-family: var(--fonts--headings);
    color: #2b2c2c;
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 3rem;
    font-weight: 400;
    line-height: 1.2;
}

h3 {
    color: #2b2c2c;
    margin-top: 0;
    margin-bottom: 0;
    font-size: 2rem;
    line-height: 1.2;
}

p {
    margin: 0 0 1rem 0;
}

.icon-1x1-small {
    flex: none;
    width: 1rem;
    height: 1rem;
}

/* Layout
   ========================================================================== */
.container-large {
    width: 100%;
    max-width: 80rem;
    margin-right: auto !important;
    margin-left: auto !important;
}

.container-medium {
    max-width: 64rem;
    margin: 0 auto;
    padding: 0 20px;
}

.container-small {
    width: 100%;
    max-width: 48rem;
    margin-right: auto !important;
    margin-left: auto !important;
}

.padding-global {
    padding-left: 2.5rem;
    padding-right: 2.5rem;
    position: relative;
}

.padding-section-large {
    padding-top: 6rem;
    padding-bottom: 6rem;
    position: relative;
}

.padding-section-medium {
    padding: 80px 0 60px;
}

.padding-small {
    padding: 20px 0;
}

.padding-xsmall {
    padding: 10px 0;
}

.spacer-large {
    height: 60px;
}

.heading-style-h4 {
    font-family: Bahnschrift, sans-serif;
    margin-bottom: 0;
    font-size: 1.5rem;
    font-weight: 400;
}

.logo-list-wrapper {
    grid-column-gap: 2rem;
    grid-row-gap: 3rem;
    flex-flow: wrap;
    justify-content: center;
    align-items: center;
    display: flex;
}

.w-inline-block {
    max-width: 100%;
    display: inline-block;
}

/* Grid System
   ========================================================================== */
.w-layout-grid {
    grid-template-columns: 1fr 1fr;
    grid-auto-columns: 1fr;
    display: grid;
}

.grid-2-col {
    grid-column-gap: 4rem;
    grid-row-gap: 4rem;
    grid-template-rows: auto;
    grid-template-columns: 1fr 1fr;
    grid-auto-columns: 1fr;
    display: grid;
}

.grid-3-col {
    grid-column-gap: 3rem;
    grid-row-gap: 3rem;
    grid-template-rows: auto;
    grid-template-columns: 1fr 1fr 1fr;
    grid-auto-columns: 1fr;
    align-content: start;
    display: grid;
}

.grid-5-col {
    grid-column-gap: 2rem;
    grid-row-gap: 2rem;
    grid-template-rows: auto;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
}

/* Navigation
   ========================================================================== */
.nav_component {
    z-index: 1000;
    background-color: #fff;
    background-image: none;
    justify-content: center;
    align-items: center;
    height: 80px;
    padding-left: 2.5rem;
    padding-right: 2.5rem;
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.nav_container {
    grid-column-gap: .5rem;
    grid-row-gap: .5rem;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    /* max-width: 80rem; */
    margin-left: auto;
    margin-right: auto;
    display: flex;
}

.logo {
    flex-shrink: 0;
}

.logo-img {
    height: 70px;
    width: auto;
}

.w-dropdown {
    text-align: left;
    z-index: 900;
    margin-left: auto;
    margin-right: auto;
    display: inline-block;
    position: relative;
}

.nav_menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav_dropdown {
    position: relative;
    padding-top: 12px;
    padding-bottom: 12px;
}

.nav_dropdown-toggle {
    grid-column-gap: .5rem;
    grid-row-gap: .5rem;
    align-items: center;
    padding: 0;
    font-size: .875rem;
    transition: color .15s;
    display: flex;
    cursor: pointer;
    color: #222;
}

.nav_dropdown-list {
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    padding: 1rem 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.nav_dropdown:hover .nav_dropdown-list {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav_link {
    display: block;
    padding: 0.5rem 1rem;
    color: #333;
    transition: color 0.3s ease;
}

.nav_link:hover {
    color: #e17d26;
}

.nav_cta-wrapper {
    display: none;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
}

.w-icon-nav-menu {
    width: 2rem;
    height: 2rem;
}

/* 菜单按钮动画 */
.w-icon-nav-menu-img {
    transition: transform 0.3s ease;
}

.nav_cta-wrapper.active .w-icon-nav-menu-img {
    transform: rotate(90deg);
}

.nav_dropdown-mobile {
    display: none;
    width: 100vw;
    height: 100vh;
    background-color: #fff;
    /* 完全透明不可点击 */
    /* display: flex; */
    flex-direction: column;
    z-index: 999;
}

/* 菜单内容动画 */
.nav_menu-mobile {
    transition: opacity 0.3s ease 0.1s, transform 0.3s ease 0.1s;
    opacity: 0;
    transform: translateY(20px);
}

.w-nav-overlay.show .nav_menu-mobile {
    opacity: 1;
    transform: translateY(0);
}

/* 菜单项渐入动画 */
.nav_menu-mobile .nav_dropdown {
    transition: opacity 0.3s ease, transform 0.3s ease;
    opacity: 0;
    transform: translateY(10px);
}

.w-nav-overlay.show .nav_dropdown {
    opacity: 1;
    transform: translateY(0);
}

.w-nav-overlay.show .nav_dropdown:nth-child(1) {
    transition-delay: 0.1s;
}

.w-nav-overlay.show .nav_dropdown:nth-child(2) {
    transition-delay: 0.15s;
}

.w-nav-overlay.show .nav_dropdown:nth-child(3) {
    transition-delay: 0.2s;
}

.w-nav-overlay.show .nav_dropdown:nth-child(4) {
    transition-delay: 0.25s;
}

.w-nav-overlay.show .nav_dropdown:nth-child(5) {
    transition-delay: 0.3s;
}

.w-nav-overlay.show .nav_dropdown:nth-child(6) {
    transition-delay: 0.35s;
}

.nav_dropdown-mobile-list {
    color: #000;
}

/* Buttons
   ========================================================================== */
.button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    background: #e17d26;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.button:hover {
    background: #d16d16;
    transform: translateY(-2px);
}

.button.is-secondary {
    background: transparent;
    color: #e17d26;
    border: 2px solid #e17d26;
}

.button.is-secondary:hover {
    background: #e17d26;
    color: #fff;
}

.button.is-icon {
    gap: 0.75rem;
}

/* Hero Section
   ========================================================================== */
.section {
    padding-top: 0;
    padding-bottom: 0;
    position: relative;
    overflow: clip;
}

.section1 {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding-top: 0;
    padding-bottom: 0;
    position: relative;
    overflow: clip;
    height: 100vh;
    text-align: center;
}

.section1-title{
    width: 80% !important;
}
.section1-text{
    width: 80% !important;
}


.section_hero {
    position: relative;
    overflow: hidden;
}

.section_header_component {
    grid-column-gap: 8rem;
    grid-row-gap: 6rem;
    grid-template-rows: auto;
}

.heading-28 {
    margin-bottom: 0rem;
}

.button-group {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.link-is-icon {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.link-is-icon:hover {
    color: #e17d26;
}

/* Statistics Section
   ========================================================================== */
.ellipse-wrapper {
    justify-content: center;
    height: 500px;
    display: flex;
    position: relative;
}

.ellipse-yellow-container {
    text-align: center;
    justify-content: center;
    align-items: center;
    width: 18vw;
    height: 18vw;
    font-size: 1.125rem;
    font-weight: 900;
    display: flex;
    position: absolute;
    inset: 0%;
}

.ellipse-blue-container {
    text-align: center;
    justify-content: center;
    align-items: center;
    width: 15vw;
    height: 15vw;
    font-weight: 900;
    display: flex;
    position: absolute;
    inset: 0% 0% 0% 48%;
}

.ellipse-orange-container {
    text-align: center;
    justify-content: center;
    align-items: center;
    width: 20vw;
    height: 20vw;
    font-weight: 900;
    display: flex;
    position: absolute;
    inset: 32% 0% 0% 26%;
}

.ellipse-statistic-number {
    text-align: left;
    font-size: 4vw;
    font-weight: 700;
    line-height: 1.2;
}

.ellipse-image {
    z-index: -1;
    object-fit: contain;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0%;
}

/* new section 1
   ========================================================================== */
.sticky-section_wrapper {
    grid-column-gap: 6rem;
    grid-row-gap: 6rem;
    justify-content: center;
    align-items: flex-start;
    display: flex;
    /* flex-wrap: wrap; */
}

.sticky-section_sticky-column {
    z-index: 1;
    width: 50%;
    position: sticky;
    top: 30%;
}

.sticky-section_right-column {
    grid-column-gap: 3rem;
    grid-row-gap: 3rem;
    flex-direction: column;
    width: 50%;
    display: flex;
}

.card_content-container {
    border-right: 1px solid #ccc;
    border-bottom: 1px solid #ccc;
    border-left: 1px solid #ccc;
    border-bottom-left-radius: var(--radius--small);
    border-bottom-right-radius: var(--radius--small);
    border-radius: 0 0 10px 10px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

/* new section2
   ========================================================================== */
.text-color-light-head {
    font-size: 3.2rem;
    color: #fff;
}
.padding-section-large-head {
    padding-top: 6.5rem;
    padding-bottom: 6.5rem;
}
.section_bg-cover-img {
    z-index: -1;
    object-fit: cover;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0%;
}

.section_bg-overlay {
    z-index: -1;
    background-color: #363636d9;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0%;
}
.section_bg-overlay-head {
    z-index: -1;
    background-color: #14244c;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0%;
    opacity: 0.7;
}

.card_glass-component {
    border-radius: 1rem;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    text-align: center;
    background-color: #8a8a8a4d;
    padding: 2rem 1.5rem;
}

/* new section4
   ========================================================================== */
.text-color-secondary {
    color: #eac545;
}

.grid-logo-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-around;
    gap: 10px;
}



/* Feature Cards
   ========================================================================== */
.feature-card_component {
    text-align: center;
    flex-flow: column;
    justify-content: flex-start;
    align-items: center;
    display: flex;
    overflow: hidden;
    cursor: pointer;
}

.feature-card_component:hover {
    transform: translateY(-5px);
}

.feature-card_component-img {
    position: relative;
}

.feature-card_component-img .card_thumbnail {
    width: 100%;
    height: auto;
    max-height: 300px;
    /* 确保图片足够高 */
    object-fit: cover;
    /* 向上移动30px，隐藏顶部 */
    transition: transform 0.3s ease;
}

.section-p {
    display: block;
    margin-block-start: 1em;
    margin-block-end: 1em;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
    unicode-bidi: isolate;
}

/* Background Elements
   ========================================================================== */
.hero-blue-blob,
.blob-lower-left,
.blob-upper-left {
    position: absolute;
    z-index: -1;
    opacity: 0.7;
}

.footer_lower-left-blob {
    opacity: .1;
    position: absolute;
    inset: auto auto 0% 0%;
}


.hero-blue-blob {
    z-index: -1;
    object-fit: contain;
    height: 100%;
    position: absolute;
    inset: 0% 0% auto auto;
}

.blob-lower-left {
    z-index: -1;
    pointer-events: none;
    position: absolute;
    inset: auto auto 0% 0%;
}

.blob-upper-left {
    z-index: -1;
    pointer-events: none;
    position: absolute;
    inset: 20% auto auto 0%;
}

/* Footer
   ========================================================================== */
.footer_component {
    background: #2d2d2d;
    color: #fff;
    position: relative;
}
.footer-link {
    position: absolute;
    bottom: 15px;
    right: 50%;
    color: #fff;
    text-decoration: none;
    transform: translateX(50%);
}

.footer_grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.footer-logo-div {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer_column {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-text {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-text:hover {
    color: #e17d26;
}

.social-icon-wrapper {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: #e17d26;
    transform: translateY(-2px);
}

/* Text Utilities
   ========================================================================== */
.text-align-center {
    text-align: center;
}

.text-align-left {
    text-align: left;
}

.text-preheading {
    color: #e17d26;
    text-transform: uppercase;
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.1;
}

.text-size-medium {
    font-size: 1.125rem;
}

.text-color-light {
    color: rgba(255, 255, 255, 0.9);
}

.spacing-clean {
    font-size: 1.4rem;
    font-weight: 700;
    padding: 0rem !important;
    margin: 0rem !important;
}

.spacing-clean1 {
    font-size: 1.2rem;
    font-weight: normal;
}

/* Background Colors
   ========================================================================== */
.background-color-light {
    background: #eaf4f6;
}

.background-color-dark {
    background: #2c3e50;
}

.background-color-blue-secondary {
    background: #e3f2fd;
}

/* Navigation Overlay for Mobile
   ========================================================================== */

.w-nav-overlay {
    width: 100%;
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    overflow: hidden;
    z-index: 100000;
}

/* 防止菜单滑动穿透 */
body.menu-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    top: var(--scroll-y);
}

/* 确保菜单内部滚动边界控制 */
.nav_menu-mobile {
    overscroll-behavior: contain;
}

.footer_column img {
    width: 120px;
}


/* Responsive Design
   ========================================================================== */
@media (max-width: 991px) {
    .text-color-light-head {
        font-size: 2.2rem!important;
    }
    .nav_component {
        padding-left: 0rem;
        padding-right: 1rem;
    }

    .spacing-clean {
        font-size: 0.8rem;
    }

    .nav_menu {
        display: none;
    }

    .nav_cta-wrapper {
        display: flex;
    }

    .w-nav-overlay {
        width: 100%;
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        overflow-y: auto;
        overflow-x: hidden;
        background-color: #fff;
        min-height: calc(100vh - 80px);
        max-height: calc(100vh - 80px);
        z-index: 99;
        pointer-events: auto;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
        transform: translateY(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
        opacity: 0;
    }

    .w-nav-overlay.show {
        transform: translateY(0);
        opacity: 1;
        z-index: 10000;
    }

    .w-nav-overlay.hide {
        transform: translateY(-100%);
        opacity: 0;
    }

    .nav_mobile-menu {
        display: block;
    }

    .nav_menu-mobile {
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: 2rem 1rem 1rem;
    }

    .nav_dropdown {
        flex-direction: column;
        margin-top: 1rem;
        margin-bottom: 1rem;
        display: flex;

    }

    .nav_dropdown-toggle {
        grid-column-gap: 1rem;
        grid-row-gap: 1rem;
        align-items: center;
        font-size: 1.25rem;
        display: flex;
        justify-content: center;
    }

    .nav_dropdown-list {
        background-color: transparent;
        text-align: center;
        display: none;
        flex-direction: column;
        align-items: center;
        margin-top: 1rem;
        margin-bottom: 1rem;
        padding-top: 0;
        padding-bottom: 0;
        position: static;
        opacity: 1;
        visibility: visible;
    }

    .nav_dropdown-toggle.w--open {
        color: #00b2e3;
    }

    .nav_dropdown-list.w--open {
        text-align: center;
        flex-direction: column;
        align-items: center;
        margin-top: 1rem;
        margin-bottom: 1rem;
        padding-top: 0;
        padding-bottom: 0;
        display: block;
        position: static;
    }

    .nav_link {
        justify-content: center;
        width: 100%;
        margin-top: 1rem;
        margin-bottom: 1rem;
        font-size: 1.25rem;
        display: flex;
        text-align: center;
    }

    .grid-2-col,
    .grid-3-col,
    .grid-5-col {
        grid-template-columns: 1fr !important;
    }

    .heading-28 {
        font-size: 2rem;
    }

    .ellipse-wrapper {
        grid-template-columns: 1fr !important;
    }

    .footer_grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer_column {
        align-items: center;
        z-index: 99;
    }

    .footer_column img {
        margin: 0 auto 1rem auto;
        display: block;
    }

    .section_header_component {
        grid-template-columns: 1fr;
    }

    .padding-section-large {
        padding-top: 6rem;
        padding-bottom: 6rem;
    }

    .ellipse-yellow-container {
        width: 36vw;
        height: 36vw;
        font-size: 1rem;
    }

    .ellipse-blue-container {
        width: 30vw;
        height: 30vw;
        left: 54%;
    }

    .ellipse-orange-container {
        width: 40vw;
        height: 40vw;
        top: 43%;
        left: 31%;
    }

}

@media (max-width: 768px) {
    h2 {
        font-size: 2rem !important;
    }

    .ellipse-statistic-number {
        font-size: 2rem;
    }

    .sticky-section_wrapper {
        flex-wrap: wrap;
    }

    .sticky-section_right-column {
        width: 100%;
    }

    .sticky-section_sticky-column {
        position: static;
        width: 100%;
        top: auto;
        margin-bottom: 2rem;
    }

    .padding-section-medium {
        padding: 40px 0;
    }

    .heading-28 {
        font-size: 1.75rem;
    }

    .button-group {
        flex-direction: column;
        align-items: stretch;
    }

    .grid-2-col {
        grid-column-gap: 3rem;
        grid-row-gap: 3rem;
    }

    .padding-section-large {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }

    .grid-logo-list {
        grid-template-columns: 1fr 1fr 1fr !important;
    }


}

@media (max-width: 480px) {

    .container-large,
    .container-medium,
    .container-small {
        padding: 0 15px;
    }

    .padding-global {
        padding: 0 15px;
    }

    .heading-28 {
        font-size: 2.5rem;
    }

    .feature-card_component {
        padding: 1.5rem;
    }

    .grid-2-col {
        grid-column-gap: 2rem;
        grid-row-gap: 2rem;
    }

    .grid-logo-list {
        grid-template-columns: 1fr 1fr !important;
    }

}

/* Animation and Transitions
   ========================================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading States
   ========================================================================== */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Accessibility
   ========================================================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}


/* details
   ========================================================================== */



/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid #e17d26;
    outline-offset: 2px;
}

/* Print styles */
@media print {

    .nav_component,
    .footer_component {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
    }

    h1,
    h2,
    h3 {
        page-break-after: avoid;
    }
}