@import './base.css';
:root{--ink:#172033;--muted:#6c788d;--primary:#6554df;--cyan:#20aeba;--surface:rgba(255,255,255,.82)}
*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0}body{position:fixed;overflow:hidden;color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;background:#f5f7fc}button{font:inherit;color:inherit}
#app-container{width:100vw;height:100dvh;overflow:hidden}.app-page{display:none;width:100vw;height:100dvh;overflow:hidden;vertical-align:top;font-size:16px;background:radial-gradient(circle at 0 0,#dedaff,transparent 27rem),radial-gradient(circle at 100% 18%,#cdf6f3,transparent 23rem),#f5f7fc;transition:transform .2s ease-in-out}
.app-header{position:relative;z-index:20;display:flex;height:62px;align-items:center;color:#fff;background:linear-gradient(135deg,#493db7,#6b59e5 58%,#159eae);box-shadow:0 12px 30px #3e339e30}.app-header>button{display:grid;width:40px;height:40px;place-items:center;margin-left:12px;border:1px solid #ffffff22;border-radius:14px;color:#fff;font-size:0;background:#ffffff17}.app-header>button::after{content:'\2190';font-size:24px}.app-header>span{margin-left:12px;font-size:19px;font-weight:850;letter-spacing:-.02em}
.header-mune{display:flex;height:50px;margin:0;padding:7px 8px 5px;overflow-x:auto;list-style:none;background:#ffffffd9;box-shadow:0 8px 24px #3c40650d;backdrop-filter:blur(18px);scrollbar-width:none}.header-mune>li,#alphabet-header-mune>li{flex:1 0 auto;width:auto;min-width:78px;height:38px;margin:0;padding:9px 13px;border-radius:13px;color:#718096;font-size:13px;font-weight:800;text-align:center}.header-mune>li.mune-active{border:0;color:#fff;background:linear-gradient(135deg,var(--primary),var(--cyan));box-shadow:0 7px 17px #5145cd2e}
#app-index{display:inline-block;padding:calc(7vh + env(safe-area-inset-top)) 20px 30px;text-align:center;background:radial-gradient(circle at 10% 10%,#cfc9ff,transparent 22rem),radial-gradient(circle at 95% 80%,#bff2ef,transparent 25rem),linear-gradient(150deg,#f7f8ff,#eef9fa)}#app-index:before{content:'PEB HMOOB';display:inline-flex;border-radius:999px;padding:7px 13px;color:#5948d6;font-size:11px;font-weight:900;letter-spacing:.16em;background:#ffffffa8;box-shadow:0 8px 24px #48407a12;backdrop-filter:blur(14px)}#app-title{display:block;height:auto;margin:26px auto 30px;line-height:1.08;color:#172033;font-size:clamp(38px,11vw,58px);font-weight:950;letter-spacing:-.065em}#app-title:after{content:'从字母、词汇到日常句子';display:block;margin-top:14px;color:#718096;font-size:14px;font-weight:600;letter-spacing:0}
.index-mune{display:flex;width:min(390px,100%);min-height:62px;align-items:center;margin:11px auto;padding:0 22px;border:1px solid #ffffffd9;border-radius:21px;color:#27324a;font-size:17px;font-weight:850;text-align:left;background:#ffffffc9;box-shadow:0 13px 35px #403c7112;backdrop-filter:blur(17px);transition:transform .16s,box-shadow .16s}.index-mune:after{content:'\203A';margin-left:auto;color:#6554df;font-size:29px;font-weight:400}.index-mune:active{transform:scale(.98);box-shadow:0 8px 22px #403c710d}
#alphabet-container,#words-container,#sentence-container{width:400%;height:calc(100dvh - 112px);overflow:hidden;transform:translateX(0);transition:transform .3s ease-in-out}.alphabet-content,.words-content,.sentence-content{display:inline-block;width:25%;height:100%;padding:14px 12px calc(34px + env(safe-area-inset-bottom));overflow-y:auto;vertical-align:top;color:var(--ink);font-size:16px;background:transparent;-webkit-overflow-scrolling:touch}
.aplhabet-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin:0;padding:0;list-style:none;text-align:left}@media(min-width:620px){.aplhabet-list{grid-template-columns:repeat(4,minmax(0,1fr));max-width:920px;margin:0 auto}}.aplhabet-list>li{display:grid;width:auto;margin:0;overflow:hidden;border:1px solid #ffffffe5;border-radius:21px;background:#ffffffcc;box-shadow:0 10px 28px #3d41620e;grid-template-columns:1fr 1.5fr}.aplhabet-list>li>span:first-of-type{display:flex;width:auto;min-height:48px;align-items:center;padding-left:13px;color:#5544cf;font-size:18px;font-weight:950}.aplhabet-list>li>span:last-of-type{display:flex;width:auto;min-height:48px;align-items:center;justify-content:flex-end;padding-right:11px;overflow:hidden;color:#667388;font-size:11px;font-weight:750;text-overflow:ellipsis}.aplhabet-list>li>img{grid-column:1/3;display:block;width:100%;height:auto;aspect-ratio:5/3;object-fit:cover;background:#eef2f8}.aplhabet-list>li:active{transform:scale(.98);background:#f1efff}#tone-list>li>span:first-of-type{color:#ef4444}
#alphabet-introduce{max-width:780px;margin:0 auto!important;border:1px solid #fff;border-radius:24px;padding:20px!important;background:#ffffffc5;box-shadow:0 14px 38px #3f42630e}#alphabet-introduce>h3{margin:0 0 14px;color:#172033;font-size:23px;text-align:left}#alphabet-introduce>p{margin:0 0 13px;padding:0;color:#5f6d82;font-size:14px;line-height:1.85;text-indent:2em}
.words-list{display:grid;max-width:760px;gap:9px;margin:0 auto;padding:0;list-style:none}.words-list>li{display:flex;min-height:58px;align-items:center;border:1px solid #fff;border-radius:18px;padding:0 15px;background:#ffffffcb;box-shadow:0 8px 24px #3d41620c}.words-list>li>span{padding:0;color:#27324a;font-size:15px;line-height:1.4}.words-list>li>span:first-child{font-weight:850}.words-list>li>span:last-of-type{float:none;margin-left:auto;padding-left:12px;color:#7a879b;text-align:right}.words-list>li:active{transform:scale(.985);background:#f0edff}
#sentence-header-mune>li{width:100%;color:#5948d6}.sentence-content{width:25%}#sentence-list{display:grid;max-width:760px;gap:10px;margin:0 auto;padding:0;list-style:none}#sentence-list>li{border:1px solid #fff;border-radius:19px;padding:14px 16px;background:#ffffffcc;box-shadow:0 9px 25px #3d41620c}#sentence-list>li>div{padding:0;color:#27324a;font-size:15px;line-height:1.65}#sentence-list>li>div:first-child{font-weight:850}#sentence-list>li>div:last-child{color:#7b879a}#sentence-list>li:active{transform:scale(.985);background:#f0edff}
.aboutus-content{width:100%;height:calc(100dvh - 62px);padding:28px 18px;overflow-y:auto;text-align:center;background:transparent}.aboutus-content>img{width:min(180px,45vw);margin:8vh auto 20px;border-radius:34px;box-shadow:0 18px 45px #4338ca30}.aboutus-content>div{color:#58667a;font-size:15px;line-height:1.8}.aboutus-content>div>small{font-size:12px}audio{display:none}@media(max-width:360px){.aplhabet-list{gap:7px}.index-mune{min-height:56px}.header-mune>li{padding-left:9px;padding-right:9px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
#app-container{white-space:nowrap}.app-page{white-space:normal}