.screen-navigation{position:sticky;top:0;z-index:45;display:flex;justify-content:space-between;align-items:center;gap:24px;padding:18px 3vw;background:#153f32;border-bottom:1px solid #3f6150}.screen-brand{font-family:SimSun,serif;font-size:30px;font-weight:bold;color:#f5ecd9;white-space:nowrap}.screen-brand small{display:block;font:11px/1.8 "Microsoft YaHei",sans-serif;letter-spacing:1px;color:#b4c8b9}.screen-navigation nav{display:flex;justify-content:flex-end;gap:7px;flex-wrap:wrap}.screen-navigation nav a{padding:11px 15px;border:1px solid transparent;border-radius:9px;color:#d4e0d5;font-size:14px}.screen-navigation nav a:hover{background:#ffffff10}.screen-navigation nav a.active{background:#e8d7af;color:#38503a;border-color:#e8d7af;font-weight:bold}.screen-host>.screen-main{max-width:1600px;margin:0 auto;padding:30px 3vw 50px}.screen-main .home-section{scroll-margin-top:110px}.screen-main .section-heading .num{display:none}.popup-embedded .screen-navigation{display:none}.popup-embedded>.screen-main{padding:24px}.screen-foot,.floating-menu{display:none!important}@media(max-width:1050px){.screen-navigation{gap:12px;padding:14px 20px}.screen-navigation nav a{font-size:12px;padding:9px}.screen-brand{font-size:24px}.screen-brand small{font-size:9px}}@media(max-width:720px){.screen-navigation{align-items:flex-start;flex-direction:column}.screen-navigation nav{justify-content:flex-start;gap:3px}.screen-navigation nav a{padding:7px}}

/* Soft green navigation and coordinated garden banners. */
.screen-host .screen-head.screen-navigation{background:linear-gradient(105deg,#52795f 0%,#5a7e61 55%,#618366 100%);border-bottom:1px solid #8da47b;box-shadow:0 4px 18px #49644018}
.screen-host .screen-navigation .screen-brand{color:#fffdf0}
.screen-host .screen-navigation .screen-brand small{color:#e2eada}
.screen-host .screen-navigation nav a{color:#fffdf5}
.screen-host .screen-navigation nav a:hover{background:#ffffff18;color:#fff;border-color:#b4c9aa66}
.screen-host .screen-navigation nav a.active{background:#e6edcf;color:#3e5f43;border-color:#d7e2bc;box-shadow:0 3px 10px #34543c16}
.screen-host .screen-navigation nav a:focus-visible{outline:2px solid #e6edcf;outline-offset:3px}
.screen-host .explore-hero,.screen-host .study-garden-hero,.screen-host .intro-welcome{background:#c2d8b4;border-color:#b8cfa8}
.screen-host .explore-hero:after,.screen-host .study-garden-hero:after,.screen-host .intro-welcome:after{background:linear-gradient(90deg,#c6dcb8f5 0%,#c4dcb6df 37%,#acd0a177 72%,#a0c89644 100%)}
.screen-host .explore-landscape{opacity:.65}
.screen-host .study-garden-bg{opacity:.55}
.screen-host .intro-background{opacity:.48}
.screen-host .explore-copy>span,.screen-host .study-garden-copy>span,.screen-host .intro-welcome-text small{color:#5d7850}
.screen-host .explore-copy h1,.screen-host .study-garden-copy h1,.screen-host .intro-welcome-text h1{color:#2f553b}
.screen-host .explore-copy p,.screen-host .study-garden-copy p,.screen-host .intro-welcome-text p{color:#526f48}
.screen-host .explore-labels span{color:#536f48;border-color:#8caa79;background:#e6efda66}
.screen-host .explore-seal{color:#628052;border-color:#849f73}
.screen-host .study-demo-note{color:#59754c}