* {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    background: #eef6fb;
}

body {
    margin: 0;
    color: #23415f;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    background: #eef6fb;
}

a {
    color: inherit;
    text-decoration: none;
}

.page {
    max-width: 980px;
    min-height: 100vh;
    margin: 0 auto;
    overflow: hidden;
    background:
        radial-gradient(circle at 85% 50%, rgba(43, 202, 255, .22), transparent 28%),
        linear-gradient(180deg, #eef7fc 0%, #f8fbff 50%, #e8f4fb 100%);
}

.hero,
.footer-cta {
    position: relative;
    color: #fff;
    background: #061d43;
    isolation: isolate;
}

.hero::before,
.footer-cta::before {
    position: absolute;
    inset: 0;
    z-index: -2;
    content: "";
    opacity: 1;
}

.hero::before {
    background: url("../img/beijing-1.png") center top / cover no-repeat;
}

.footer-cta::before {
    background: url("../img/beijing-13.png") center bottom / cover no-repeat;
}

.hero::after,
.footer-cta::after {
    position: absolute;
    inset: 0;
    z-index: -1;
    content: "";
    /*background:*/
    /*    radial-gradient(circle at 72% 68%, rgba(28, 217, 255, .32), transparent 26%),*/
    /*    linear-gradient(180deg, rgba(2, 15, 42, .92), rgba(3, 21, 58, .7) 50%, rgba(3, 20, 56, .96));*/
}

.hero {
    min-height: 1320px;
    padding: 82px 40px 42px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 13px;
    margin-bottom: 78px;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0;
}

.brand img {
    display: block;
    width: 430px;
    max-width: 100%;
    height: auto;
}

.eyebrow {
    margin: 138px 0 30px;
    color: #22d7ff;
    font-weight: 800;
    text-align: center;
    font-size: 28px;
}

h1 {
    margin: 0;
    color: #fff;
    font-size: 82px;
    line-height: 1.25;
    font-weight: 900;
    text-align: center;
}

.hero-summary {
    width: min(800px, 100%);
    margin: 30px auto 46px;
    color: rgba(255, 255, 255, .82);
    font-size: 34px;
    line-height: 1.72;
    font-weight: 700;
    text-align: center;
}

.primary-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 126px;
    border-radius: 41px;
    color: #fff;
    font-size: 56px;
    font-weight: 500;
    background: linear-gradient(90deg, #28cef2 0%, #1f5cff 100%);
    box-shadow: 0 18px 36px rgba(8, 66, 190, .28);
}

.primary-btn span {
    margin-left: 14px;
    font-size: 28px;
    line-height: 1;
}

.portal-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 48px;

}

.portal-card {
    min-height: 118px;
    padding: 26px 8px 18px;
    border: 2px solid rgba(25, 210, 255, .78);
    border-radius: 18px;
    color: #fff;
    text-align: center;
    background: rgba(3, 28, 76, .48);
    box-shadow: inset 0 0 22px rgba(22, 205, 255, .14), 0 10px 26px rgba(2, 8, 28, .25);

}

.portal-card strong {
    display: block;
    margin-bottom: 8px;
    font-size: 40px;
    line-height: 1.1;
    font-weight: 900;
}

.portal-card small {
    display: block;
    color: rgba(255, 255, 255, .72);
    font-size: 23px;
    font-weight: 700;
}

.content {
    padding: 45px 40px 64px;
}

.section {
    margin-bottom: 1px;
}

.light-section {
    margin-right: -40px;
    margin-left: -40px;
    padding: 45px 40px 0px;
    background: #F6FBFF;
}

.training-section {
    margin-right: -40px;
    margin-left: -40px;
    padding: 45px 40px 56px;
    background: url("../img/beijing-2.png") center bottom / 100% auto no-repeat;
}

.section-title {
    display: flex;
    align-items: center;
    /*gap: 14px;*/
    margin: 0 0 22px;
    color: #0c55d9;
    font-size: 56px;
    line-height: 1.2;
    font-weight: 900;
}

.section-title::before {
    width: 161px;
    height: 41px;
    border-radius: 5px;
    content: "";
    background: linear-gradient(90deg, #38d2f0, #3280ff);
    border-radius: 20px 0 0 0;
    background: linear-gradient(281deg, rgba(19, 106, 242, 0.00) 23.57%, rgba(19, 106, 242, 0.70) 54.45%, rgba(36, 201, 223, 0.70) 102.22%);
}

.intro-card,
.white-card,
.condition-card,
.schedule-card {
    border-radius: 8px;
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 10px 26px rgba(45, 103, 145, .13);
    margin-top: 34px;
}

.intro-card {
    padding: 34px 34px 38px;
    color: #61768c;
    font-size: 37px;
    line-height: 1.76;
    font-weight: 700;
}

.intro-card p {
    margin: 0 0 18px;
    text-indent: 2em;
}

.intro-card p:last-child {
    margin-bottom: 0;
}

.condition-list,
.content-list,
.schedule-grid {
    display: grid;
    gap: 20px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.condition-card {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 14px;
    min-height: 118px;
    padding: 20px 22px;
    margin-top: 34px;
}

.icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    margin-top: 5px;
    border-radius: 50%;
    color: #fff;
    font-size: 28px;
    font-weight: 900;
    background: linear-gradient(135deg, #38d3ef, #2067ef);
}

.icon img {
    display: block;
    width: 34px;
    height: 34px;
}

.condition-card h3,
.white-card h3 {
    margin: 0 0 7px;
    color: #284b70;
    font-size: 38px;
    line-height: 1.22;
    font-weight: 500;
}

.condition-card p,
.white-card p {
    margin: 0;
    color: #6d8094;
    font-size: 32px;
    line-height: 1.48;

}

.tabs {
    display: flex;
    gap: 50px;
    margin-bottom: 28px;
    border-bottom: 2px solid #cfdce7;
}

.tab {
    position: relative;
    padding-bottom: 18px;
    border: 0;
    color: #7a8fa4;
    font: inherit;
    font-size: 56px;
    font-weight: 900;
    line-height: 1.2;
    background: transparent;
    cursor: pointer;
}

.tab.is-active {
    color: #0d61df;
}

.tab.is-active::after {
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 138px;
    height: 5px;
    content: "";
    background: #126ff1;
}

.white-card {
    padding: 27px 31px 29px;
}

.tab-panel {
    display: none;
}

.tab-panel.is-active {
    display: block;
}

.content-list {
    gap: 28px;
}

.highlight-slider {
    margin-right: -40px;
    margin-left: -40px;
}

.highlight-page {
    display: grid;
    gap: 28px;
    padding: 0 40px 18px;
}

.highlight-card {
    display: grid;
    grid-template-columns: 72px 1fr;
    gap: 18px;
}

.highlight-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 58px;
    height: 58px;
    margin-top: 5px;
    border-radius: 50%;
    color: #fff;
    font-size: 37px;
    font-weight: 900;
    background: linear-gradient(135deg, #2070ff, #25d0dd);
}

.highlight-icon img {
    display: block;
    width: 31px;
    height: 31px;
}

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

.schedule-card {
    min-height: 96px;
    padding: 22px 28px;
}

.schedule-card span {
    display: block;
    margin-bottom: 11px;
    color: #7d90a3;
    font-size: 24px;
    font-weight: 800;
}

.schedule-card strong {
    display: block;
    color: #1764ed;
    font-size: 20px;
    line-height: 1.25;
    font-weight: 900;
}

.footer-cta {
    padding: 76px 40px 56px;
    margin-bottom: 1px;
}