:root{font-family:Inter,"Microsoft YaHei",sans-serif;color:#292b30;background:#f0f1f3;font-synthesis:none;--red:#f4503b;--muted:#96979b}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button{cursor:pointer}button:disabled{opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #ffad89;outline-offset:3px}.shell{max-width:640px;margin:auto;background:#fafafa;min-height:100vh;padding-bottom:84px}header{display:flex;align-items:center;justify-content:space-between;padding:24px 26px;background:#fff}.brand{display:flex;gap:11px;align-items:center;letter-spacing:1px;font-size:21px}.brand img{width:40px;height:40px}.account{font-size:12px;color:#777;max-width:160px;overflow:hidden;text-overflow:ellipsis}.content{padding:20px 24px}.article{display:block;background:white;border:1px solid #ededee;border-radius:15px;padding:22px;margin-bottom:14px;transition:transform .2s}.article:hover{transform:translateY(-2px);border-color:#f4c1b8}.byline{display:flex;align-items:center;gap:9px;font-size:12px}.avatar{display:grid;place-items:center;flex-shrink:0;width:32px;height:32px;background:#f4e8df;color:#ae7960;border-radius:50%;font-weight:800}.tag{font-size:10px;color:#cf8560;background:#fff3e8;border-radius:4px;padding:4px 6px;display:inline-block}.byline .tag{margin-left:auto}.muted{color:var(--muted);font-size:12px}.article h3{font-size:17px;line-height:1.6;margin:15px 0 8px}.article p{color:#929398;font-size:12px;line-height:1.8;margin:0}.article-foot{display:flex;justify-content:space-between;border-top:1px solid #f4f4f4;margin-top:18px;padding-top:14px;font-size:11px;color:#b0b0b5}.paid{color:var(--red)}.free{color:#6f967e}nav{position:fixed;bottom:0;left:50%;transform:translateX(-50%);max-width:640px;width:100%;background:#fffffff5;backdrop-filter:blur(15px);border-top:1px solid #eee;display:flex;padding:10px 15px max(12px,env(safe-area-inset-bottom));z-index:5}nav a{flex:1;text-align:center;font-size:10px;color:#aaa;display:flex;flex-direction:column;gap:4px}nav b{font-size:26px;font-weight:400}nav .active{color:var(--red)}footer{text-align:center;color:#b9b9bd;font-size:10px;padding:24px}.page-intro{padding:20px 0 25px}.page-intro h1{font-size:30px;margin:10px 0}.page-intro p{color:#999;font-size:13px}.expert{display:flex;gap:16px;align-items:center;background:white;border:1px solid #eee;padding:22px;border-radius:14px;margin-bottom:12px}.large{width:58px;height:58px;font-size:24px}.expert h3{margin:0 0 8px}.expert p,.expert small{font-size:11px;color:#999}.expert a{font-size:12px;color:var(--red);margin-left:auto}.profile{padding:30px 20px;text-align:center;background:#fff0e6;border-radius:20px}.profile .avatar{margin:auto;background:white;color:var(--red)}.profile h1{font-size:24px}.profile p{font-size:12px;color:#a58e82}.primary{display:block;border:0;border-radius:10px;background:var(--red);padding:15px 22px;color:white;text-align:center;font-weight:bold;font-size:14px}.profile .primary{max-width:200px;margin:22px auto 0}.menu{margin-top:20px;border:1px solid #eee;border-radius:16px;background:#fff;padding:0 20px}.menu a{display:block;padding:22px 0;border-bottom:1px solid #f2f2f2;font-size:14px}.menu a:last-child{border:0}.menu span{float:right;color:#bbb}.logout{display:block;margin:25px auto;border:0;background:transparent;color:#999}.empty{text-align:center;padding:60px 20px;color:#aaa}.empty h2,.empty h3{color:#555}.empty p{font-size:13px}.empty a{display:inline-block;margin-top:20px;color:var(--red)}.empty .primary{color:white}.empty-icon{font-size:50px;color:#d7d7dc}.order{padding:22px;background:white;border:1px solid #eee;border-radius:15px;margin:15px 0}.order h3{font-size:16px;line-height:1.6}.order p{font-size:10px;color:#aaa;overflow-wrap:anywhere}.order strong{color:var(--red)}.order small{float:right;color:#aaa;font-size:10px}.reading{padding:20px 4px}.reading h1{font-size:28px;line-height:1.5}.reading>p{font-size:15px;line-height:2;color:#65676b;margin:28px 0}.reading .lead{padding:18px;background:#f1f1f3;border-radius:10px;font-size:13px}.back{display:inline-block;font-size:12px;color:#999;padding:10px 0}.paywall{text-align:center;padding:30px;background:white;border:1px solid #f1d9d0;border-radius:16px}.paywall>span{font-size:35px;color:#d6b7a8}.paywall h2{font-size:18px}.paywall p,.paywall small{font-size:12px;color:#aaa}.paywall strong{display:block;font-size:28px;color:var(--red);margin:20px}.paywall small{display:block;margin-top:14px}.auth{max-width:480px;min-height:100vh;margin:auto;padding:25px;background:linear-gradient(160deg,#fff0e6,#fff 55%)}.auth-brand{text-align:center;margin:25px 0 32px}.auth-brand img{width:80px;height:80px;box-shadow:0 12px 28px #f4503b22;border-radius:24px}.auth-brand h1{font-size:26px;margin:15px 0 9px;letter-spacing:3px}.auth-brand p{font-size:12px;color:#a79b94}.auth-card{background:white;padding:25px;border:1px solid #f2e9e4;border-radius:20px;box-shadow:0 12px 40px #49372c05}.auth-card h2{font-size:22px;margin:0 0 10px}.auth-card form{margin-top:28px}.auth-card label{display:block;font-size:12px;font-weight:bold;margin:18px 0}.auth-card input:not([type=checkbox]){display:block;width:100%;padding:15px;margin-top:9px;border:1px solid #e9e9ec;background:#fafafa;border-radius:9px;font-size:13px}.auth-card .agree{display:flex;align-items:center;gap:4px;color:#999;font-size:10px;font-weight:400;flex-wrap:wrap}.agree input{accent-color:var(--red)}.agree a{color:var(--red)}.auth-card .primary{width:100%}.switch{text-align:center;color:#aaa;font-size:12px;margin:22px 0}.switch a{color:var(--red)}.divider{display:flex;align-items:center;gap:12px;font-size:10px;color:#bbb;margin:25px 0}.divider:before,.divider:after{content:'';height:1px;background:#eee;flex:1}.wechat{border:1px solid #e8e8e8;background:#fff;width:100%;padding:12px;border-radius:8px;color:#6c8c76;font-size:12px}.wechat small{color:#aaa;margin-left:8px}.auth-footer{text-align:center;font-size:9px;color:#bbb;margin:30px 0;letter-spacing:1px}#toast{position:fixed;left:50%;bottom:110px;transform:translate(-50%,15px);max-width:90%;background:#28282beF;color:white;padding:14px 20px;border-radius:12px;font-size:13px;opacity:0;pointer-events:none;transition:.2s;z-index:20}#toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:420px){header{padding:18px}.content{padding:15px}.article{padding:17px}.byline{font-size:11px;gap:6px}.byline .muted{font-size:10px}.tag{font-size:9px}.expert{padding:16px;gap:10px}.auth{padding:18px}.auth-card{padding:22px}}


/* Verified reference login layout, with independent Youliao branding. */
.reference-auth{max-width:640px;background:#fff;padding:20px 5%;}.reference-auth .auth-brand{margin:20px auto 52px}.reference-auth .auth-brand img{width:120px;height:120px;box-shadow:none}.reference-auth .auth-brand h1{font-size:18px;margin-top:12px}.reference-auth .auth-card{max-width:400px;margin:auto;padding:0;border:0;border-radius:0;box-shadow:none}.reference-auth .auth-card form{margin:0;display:flex;flex-direction:column}.reference-auth .auth-card label:not(.agree){font-size:0;margin:0 0 20px}.reference-auth .auth-card input:not([type=checkbox]){font-size:16px;margin:0;background:#fff;border:1px solid #e5e5e5;border-radius:30px;padding:14px 20px}.reference-auth .primary{border-radius:30px;background:#e15b51;font-size:16px;font-weight:400;padding:13px;margin:0}.reference-auth .switch{margin:30px 0 40px;font-size:14px}.reference-auth .switch a{color:#333}.reference-auth .agree{order:5;justify-content:center;margin:20px 0 30px;font-size:12px}.reference-auth .agree a{color:#333}.reference-auth .wechat{border:0;color:#666;padding:16px;margin-top:15px}.reference-auth .back{font-size:12px}.reference-auth .auth-card h2{text-align:center;margin-bottom:25px}

.reference-user{background:#f5f5f5;padding:0;min-height:100vh}.reference-profile{display:flex;align-items:center;gap:8px;padding:14px 13px 12px;background:#fff;min-height:65px}.reference-profile .avatar{height:40px;width:40px;background:#e15b51;color:#fff;font-size:18px}.reference-identity{min-width:0;flex:1}.reference-identity>a{font-size:14px;color:#222;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.reference-identity small{display:block;font-size:10px;color:#8394b0;margin-top:6px}.following{display:flex;flex-direction:column;text-align:center;min-width:42px;color:#111}.following b{font-size:14px}.following small{font-size:11px;margin-top:3px}.profile-tabs{display:flex;align-items:center;background:white;padding:0 13px;height:41px;gap:20px}.profile-tabs button{position:relative;border:0;background:none;padding:0;height:100%;font-size:14px;color:#73849f}.profile-tabs button.selected{color:#ff514c;font-weight:600}.profile-tabs button.selected:after{content:'';position:absolute;bottom:6px;width:13px;height:3px;background:#ff514c;left:50%;transform:translateX(-50%)}.profile-tabs>a{margin-left:auto;color:#8693a8;font-size:12px}.reference-empty{text-align:center;padding-top:80px;color:#a3a3a3;min-height:400px}.reference-empty img{width:110px;height:110px}.reference-empty p{margin-top:28px;font-size:14px}.reference-empty>a{font-size:13px;color:#e15b51}

.reference-categories{display:flex;overflow:auto;gap:24px;background:white;margin:-20px -24px 12px;padding:0 20px;position:sticky;top:0;z-index:3}.reference-categories button{border:0;background:none;white-space:nowrap;font-size:14px;color:#7c8693;padding:16px 0;position:relative}.reference-categories .selected{color:#e15b51}.reference-categories .selected:after{content:'';height:3px;background:#e15b51;position:absolute;bottom:4px;left:0;right:0}.shell:has(.reference-categories) header{display:none}.shell:has(.reference-categories) .article{border:0;border-radius:7px;padding:14px;margin-bottom:12px}.shell:has(.reference-categories) .content{background:#f5f5f5}.shell:has(.reference-categories) .article h3{font-size:15px;margin:12px 0 8px}.shell:has(.reference-categories) .article-foot{border:0;padding:0;margin-top:12px}.shell:has(.reference-categories) .article-foot strong{font-size:16px}.shell:has(.reference-categories) .article p{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.shell:has(.reference-categories) .article .tag{display:none}@media(max-width:420px){.reference-categories{margin:-15px -15px 12px;gap:24px;padding:0 18px}}

img.avatar{object-fit:cover;display:block}.expert>.paid{margin-left:auto;white-space:nowrap;font-size:13px}.expert>.paid small{display:block;margin-top:6px}.expert>div{min-width:0}.expert p{line-height:1.6}

.load-more{display:block;margin:20px auto;border:1px solid #ddd;border-radius:20px;background:white;padding:12px 24px;color:#777}

.shell.reference-user{padding-bottom:calc(84px + env(safe-area-inset-bottom));}

.author-home{display:flex;gap:12px;align-items:center;margin:30px 0;padding:20px 16px;background:white;border:1px solid #eee;border-radius:12px}.author-home small{display:block;color:#999;font-size:12px;margin-top:7px}.author-home>span{margin-left:auto;color:#aaa}.author-works>h2{font-size:20px}.author-works .article{margin-bottom:14px}

.author-home{min-height:54px;padding:16px 18px;border-radius:10px;font-size:14px}.author-home strong{font-weight:500}.author-home:hover{background:#fff7f4;border-color:#efc5bc}.author-home>span{font-size:20px;line-height:1}

.author-home.author-home-card{display:flex;align-items:center;gap:8px;background:#f1f1f1;border:0;border-radius:13px;padding:20px;min-height:82px}.author-home-card .avatar{width:40px;height:40px;flex-shrink:0}.author-home-card .author-home-identity{flex:1;min-width:0}.author-home-card strong{display:block;font-size:16px;font-weight:700;line-height:1.3}.author-home-card small{display:block;font-size:14px;line-height:1.4;color:#92a0b8;margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.author-home-card>.profile-pill{margin-left:auto;flex-shrink:0;background:#ffe1e1;color:#da4141;border-radius:22px;padding:9px 18px;font-size:14px;line-height:1.2}.author-home-card:hover{background:#ececec}

.paywall.paywall-unlock{width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;min-height:202px;padding:32px 16px;margin:22px 0 0;background:#fff6e4;border:1px dashed #efcf9f;border-radius:9px;color:#ff4438;cursor:pointer}.paywall-unlock .unlock-icon{width:42px;height:50px;display:block}.paywall-unlock .unlock-label{font-size:26px;font-weight:400;line-height:1.5;color:inherit}.paywall-unlock:hover{background:#fff0d7}@media(max-width:420px){.paywall-unlock .unlock-label{font-size:22px}.paywall.paywall-unlock{min-height:190px}}

.paywall.paywall-unlock{cursor:default;gap:15px;padding:28px 24px 18px}.paywall-unlock .unlock-label{font-size:22px}.unlock-purchase{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;padding-top:20px;margin-top:4px;border-top:1px solid #efdcb9}.unlock-price{text-align:left}.unlock-price>small{display:block;color:#a78b67;font-size:12px;margin:0 0 5px}.paywall .unlock-price>strong{display:block;color:#fa4b38;font-size:30px;font-weight:750;line-height:1.15;margin:0}.unlock-pay{border:0;border-radius:24px;padding:14px 28px;min-height:48px;background:#ff4b38;color:#fff;box-shadow:0 5px 12px #f4503b25;font-size:15px;font-weight:700;white-space:nowrap}.unlock-pay span{margin-left:12px}.unlock-pay:hover{background:#e94030}.paywall .unlock-note{font-size:11px;line-height:1.5;color:#af987a;display:block;margin:0}.paywall-unlock:hover{background:#fff6e4}@media(max-width:420px){.paywall.paywall-unlock{padding:24px 18px 16px}.unlock-pay{padding:13px 23px}.paywall .unlock-price>strong{font-size:27px}}

.paywall.paywall-unlock{min-height:310px;padding-top:40px;padding-bottom:32px;gap:24px}.paywall-unlock .unlock-purchase{margin-top:10px;padding-top:24px}@media(max-width:420px){.paywall.paywall-unlock{min-height:290px;padding-top:36px;padding-bottom:28px}}

.expert>div>h3{color:#171717;font-size:16px;font-weight:700;line-height:1.4;margin:0 0 2px}.expert>div>small{color:#555f6d;font-size:14px;font-weight:400;line-height:1.5}.expert>div>p{color:#171717;font-size:13px;font-weight:400;line-height:1.6;margin:5px 0 0}

.expert>.consultation-price{margin-left:auto;flex-shrink:0;text-align:center;white-space:nowrap}.consultation-price .gold-price{display:inline-block;background:#e6bc63;color:#5b3b0d;border:1px solid #d9ac50;border-radius:18px;padding:8px 14px;font-size:14px;font-weight:700;line-height:1.2;box-shadow:0 2px 5px #bd8c3020}.expert:hover .gold-price{background:#dab053}.consultation-price>small{display:block;font-size:11px;font-weight:400;color:#8d8d8d;margin-top:7px}

.consultation-page{background:#fff;min-height:75vh;margin:-20px -24px;padding-bottom:100px}.consultation-person{display:flex;align-items:center;gap:8px;padding:20px 18px 12px}.consultation-person .avatar{width:40px;height:40px}.consultation-person strong{font-size:16px;font-weight:500}.consultation-person small{display:block;color:#627289;font-size:13px;margin-top:4px}.consultation-amount{margin-left:auto;border-radius:20px;background:#ffe1e1;color:#f44;padding:9px 15px;font-size:14px}.consultation-bio{padding:0 18px 20px;margin:0;color:#8d9fbc;font-size:14px;line-height:1.7;border-bottom:12px solid #eeeef2}#consultation-form{padding:20px 18px}#consultation-form label{font-size:12px;color:#999}#consultation-form textarea{display:block;resize:vertical;border:0;background:#fff;outline-offset:2px;width:100%;min-height:350px;margin-top:16px;font-size:14px;line-height:1.8}#consultation-form textarea::placeholder{color:#bbb}.question-count{font-size:11px;color:#aaa;float:right}.consultation-submitbar{position:fixed;bottom:78px;left:50%;transform:translateX(-50%);width:100%;max-width:640px;background:#f5f5f5;display:flex;align-items:center;justify-content:space-between;padding:18px;z-index:4}.consultation-submitbar strong{font-size:22px;color:#ff4b38;font-weight:500}.consultation-submitbar small{display:block;color:#99a4b8;font-size:12px;margin-top:8px}.consultation-submitbar button{border:0;border-radius:28px;background:#ff413f;color:white;font-size:19px;padding:12px 24px}@media(max-width:420px){.consultation-page{margin:-15px -15px}}

.profile-records{padding:12px}.profile-records>.avatar{margin:auto}.profile-records>p{text-align:center;color:#aaa}.profile-records .reference-empty{padding-top:65px}

.wallet-summary{display:flex;justify-content:space-between;align-items:center;background:#fff;padding:18px;font-size:14px;border-bottom:8px solid #f5f5f5}.wallet-summary strong{color:#f4503b;font-size:22px}.payment-overlay{position:fixed;inset:0;background:#0006;z-index:100;display:flex;align-items:flex-end;justify-content:center}.payment-sheet{background:#fff;width:100%;max-width:640px;border-radius:22px 22px 0 0;padding:22px 24px calc(24px + env(safe-area-inset-bottom));box-shadow:0 -10px 40px #0001}.payment-sheet-title{display:flex;align-items:center;justify-content:space-between}.payment-sheet-title h2{font-size:19px;margin:0}.payment-close{background:none;border:0;font-size:30px;color:#999;padding:0 4px}.payment-total{display:block;text-align:center;font-size:34px;color:#f4503b;margin:24px 0}.payment-option{display:flex;justify-content:space-between;align-items:center;padding:18px 0;border-bottom:1px solid #eee}.payment-option b{font-size:16px}.payment-option small{display:block;color:#999;font-size:12px;margin-top:7px}.payment-option input{accent-color:#f4503b;width:20px;height:20px}.payment-option.unavailable{opacity:.5}.payment-confirm{width:100%;margin-top:20px}.payment-error{font-size:12px;color:#e34a3e;line-height:1.6;min-height:19px;margin:12px 0 0}