:root{color-scheme:dark;--bg:#0c0b10;--panel:#15141b;--line:#2a2832;--text:#f4f1fa;--muted:#aaa5b5;--purple:#aa77ff;--green:#50d6a3;--danger:#ff718b}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 70% -10%,#261b36 0,transparent 38%),var(--bg);color:var(--text);font:15px/1.55 Inter,"Segoe UI",sans-serif}a{color:#c4a5ff;text-decoration:none}a:hover{color:#e1d2ff}.top{height:70px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1120px)/2));background:#100f15d9}.brand{font-weight:750;font-size:18px;color:#fff;display:flex;gap:10px;align-items:center}.brand img{width:30px;height:30px;object-fit:contain}.nav{display:flex;gap:22px;align-items:center}.wrap{max-width:1080px;margin:0 auto;padding:58px 24px}.hero{padding:40px 0 52px;max-width:700px}.eyebrow{color:#c4a5ff;letter-spacing:.12em;font-size:12px}.hero h1{font-size:clamp(34px,6vw,58px);line-height:1.12;margin:18px 0}.hero p,.muted{color:var(--muted)}.actions{display:flex;gap:12px;margin-top:26px}.btn,button{border:1px solid #514165;background:#211a2c;color:#f8f4ff;border-radius:10px;padding:11px 16px;font-weight:650;cursor:pointer}.btn.primary,button.primary{background:linear-gradient(110deg,#9c5fff,#bf64d8);border:0;color:white}.btn.ghost{background:#17151c;border-color:var(--line)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.card{background:linear-gradient(160deg,#191820,#131218);border:1px solid var(--line);border-radius:16px;padding:22px}.card h2,.card h3{margin:0 0 10px}.price{font-size:30px;font-weight:750;margin:12px 0}.price small{font-size:14px;color:var(--muted)}.pill{display:inline-block;border:1px solid #514165;border-radius:99px;padding:3px 9px;color:#cdb8ff;font-size:12px}.fine{font-size:12px;color:var(--muted)}.field{display:grid;gap:6px;margin:14px 0}.field input{width:100%;background:#0e0d12;color:#fff;border:1px solid #393642;border-radius:9px;padding:12px}.field label{font-size:13px;color:#d8d2e0}.form{max-width:460px;margin:20px auto}.form h1{margin-bottom:6px}.row{display:flex;gap:8px}.row>*{flex:1}.note{padding:12px;background:#211d29;border-radius:10px;color:#c8bfd4}.stat{font-size:30px;font-weight:750}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;border-bottom:1px solid var(--line);padding:10px 8px;font-size:13px}.error{color:var(--danger);min-height:24px}.ok{color:var(--green)}footer{border-top:1px solid var(--line);padding:24px;text-align:center;color:var(--muted);font-size:12px;margin-top:40px}.hidden{display:none!important}@media(max-width:650px){.top{padding:0 16px}.nav{gap:12px;font-size:13px}.wrap{padding:36px 16px}.actions{flex-direction:column}}
.captcha-row{align-items:center}.captcha-row img{width:150px;height:52px;flex:0 0 150px;border:1px solid #393642;border-radius:9px;cursor:pointer;background:#211a2c}.captcha-row input{min-width:70px}.captcha-row button{padding:10px 12px;white-space:nowrap}#sendCode:disabled{opacity:.55;cursor:not-allowed}
.portal-page{min-height:100vh;background:radial-gradient(ellipse at 70% -10%,#211829 0,transparent 34%),#101012}.portal-bar{height:58px;position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;padding:0 24px;border-bottom:1px solid #2b2a30;background:#151518f2;backdrop-filter:blur(14px)}.portal-title{display:grid;color:#f5f2fa;line-height:1.25}.portal-title b{font-size:14px}.portal-title small,.status-chip small{font-size:10px;color:#898493}.portal-status{display:flex;gap:8px;align-items:center}.status-chip{min-height:36px;display:flex;align-items:center;gap:8px;padding:5px 12px;border:1px solid #333139;border-radius:12px;background:#1d1c21;color:#e9e5ef;font-size:11px}.status-chip span{display:grid;line-height:1.2}.status-chip i{width:8px;height:8px;border-radius:50%;background:#53d7a4;box-shadow:0 0 9px #53d7a477}.status-chip i.purple-dot{background:#b878ff;box-shadow:0 0 9px #b878ff77}.portal-status button{padding:8px 12px}.portal-wrap{max-width:1660px;margin:auto;padding:22px 26px 56px}.portal-hero{min-height:145px;display:flex;align-items:center;justify-content:space-between;padding:28px;border:1px solid #302b35;border-radius:16px;background:linear-gradient(110deg,#17151b,#1c1721 62%,#25191a)}.portal-hero .eyebrow,.guide-section .eyebrow,.section-title .eyebrow{font-size:10px;letter-spacing:.1em;color:#d28cff}.portal-hero h1{font-size:28px;margin:6px 0}.portal-hero p{font-size:12px;color:#a7a1af;margin:0;max-width:720px}.account-identity{display:flex;align-items:center;gap:12px;padding:12px 18px;border:1px solid #443840;border-radius:14px;background:#282023}.account-identity>span{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,#f28d58,#cc3c9b);font-weight:800}.account-identity div{display:grid}.account-identity small{font-size:11px;color:#aaa4b1}.account-dashboard{margin-top:14px}.account-dashboard>.grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.account-dashboard .card{padding:18px;border-radius:14px}.account-dashboard .card h2{font-size:22px;margin:7px 0}.account-dashboard .stat{font-size:28px;color:#fff}.account-dashboard>.card{margin-top:14px!important}.account-dashboard .actions{display:none}.account-plans{margin-top:28px}.section-title{margin:0 0 14px}.section-title h2{font-size:20px;margin:4px 0}.section-title p{margin:0;font-size:12px}.account-plans #plans{grid-template-columns:repeat(3,minmax(0,1fr))}.account-plans #plans .card{min-height:270px;display:flex;flex-direction:column}.account-plans #plans .card button{margin-top:auto}.account-bottom{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:18px}.account-bottom .card{padding:16px}.account-bottom p{margin-bottom:0}.guide-layout{display:grid;grid-template-columns:180px minmax(0,780px) 220px;gap:16px;justify-content:center;align-items:start;margin-top:16px}.guide-toc{position:sticky;top:74px;padding:16px}.guide-toc h3{font-size:13px;border-bottom:1px solid var(--line);padding-bottom:10px}.guide-toc>a{display:block;padding:8px 7px;color:#b8b2c0;font-size:11px;border-radius:6px}.guide-toc>a:hover{background:#29242e;color:#f4eaff}.privacy-note{border-top:1px solid var(--line);margin-top:10px;padding-top:10px;color:#b9a078;font-size:10px}.guide-content{min-width:0}.guide-section{scroll-margin-top:78px;padding:4px 0 20px;margin-bottom:16px;border-bottom:1px solid #29272e}.guide-section h2{font-size:21px;margin:6px 0}.guide-section>p{font-size:12px;color:#aaa4b2;line-height:1.8}.guide-section .guide-step{display:flex;gap:12px;padding:12px;margin-top:9px;background:#19181c;border:1px solid #28262e;border-radius:10px}.guide-step>b{display:grid;place-items:center;flex:0 0 28px;height:28px;border:1px solid #7d4b91;border-radius:50%;color:#d9a5ff;font-size:10px}.guide-step h3{font-size:12px;margin:0}.guide-step p,.guide-section details p{font-size:11px;color:#aaa4b2;margin:3px 0 0}.guide-section details{padding:11px 13px;border:1px solid #2d2b32;background:#19181c;border-radius:8px;margin:8px 0;font-size:12px}.guide-section summary{cursor:pointer}.guide-side{display:grid;gap:12px}.guide-side .card{padding:15px}.guide-side h3{font-size:14px;margin:7px 0}.guide-side p{font-size:11px;color:#9b95a3}.guide-side .btn{display:block;text-align:center;padding:8px}.support-card{border-color:#354b69;background:linear-gradient(140deg,#191b24,#1b1d27)}.support-card>b{display:block;padding:9px;border:1px solid #405c7d;background:#171a22;border-radius:8px;color:#b7d3ff}.guide-content .btn{padding:8px 12px;font-size:12px}@media(max-width:1050px){.guide-layout{grid-template-columns:160px minmax(0,1fr)}.guide-side{grid-column:2;grid-template-columns:repeat(3,1fr)}.account-dashboard>.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:700px){.portal-bar{padding:0 12px}.portal-status{gap:4px}.status-chip{padding:5px 7px}.status-chip small{display:none}.portal-wrap{padding:14px 12px 36px}.portal-hero{padding:20px;align-items:flex-start;gap:12px;flex-direction:column}.account-identity{padding:8px 12px}.guide-layout{grid-template-columns:1fr}.guide-toc{position:static;display:grid;grid-template-columns:1fr 1fr}.guide-toc h3,.privacy-note{grid-column:1/-1}.guide-side{grid-column:1;grid-template-columns:1fr}.account-dashboard>.grid,.account-plans #plans,.account-bottom{grid-template-columns:1fr}.portal-status .status-chip:nth-child(3){display:none}}
.account-dashboard>.grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.guide-steps{display:grid;gap:9px;margin-top:14px}.guide-steps .guide-step{margin:0;padding:13px 14px}.step-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.step-links a{display:inline-flex;padding:5px 9px;border:1px solid #514165;border-radius:7px;background:#211a2c;color:#d7b9ff;font-size:10px}.step-links a:hover{background:#30233c;color:#fff}.settings-reference{margin:20px 0 0;padding:14px;border:1px solid #302b35;border-radius:12px;background:#19181c}.settings-reference figcaption{display:grid;gap:3px;margin-bottom:10px;font-size:12px}.settings-reference figcaption span{color:#9d97a5;font-size:11px}.settings-reference img{display:block;width:100%;height:auto;border-radius:7px;border:1px solid #34323a}.connection-guide{scroll-margin-top:78px}
.step-links .link-button{display:inline-flex;padding:5px 9px;border:1px solid #514165;border-radius:7px;background:#211a2c;color:#d7b9ff;font:inherit;font-size:10px;cursor:pointer}.step-links .link-button:hover{background:#30233c;color:#fff}.step-links a{font:inherit;font-size:10px}
.internal-link-note{font-size:10px;color:#aaa4b2;margin:7px 0 0}.step-links .link-button{flex:0 0 auto}
.account-main{display:grid;grid-template-columns:minmax(0,1fr) 300px;grid-template-rows:auto auto auto;gap:14px 16px;align-items:start;margin-top:14px}.account-dashboard{display:contents}.account-dashboard>.grid{grid-column:1/-1;grid-row:1;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.account-dashboard>.grid .card{min-height:112px}.account-dashboard>.grid .card h2{font-size:21px}.account-dashboard>.card{grid-column:2;grid-row:3;margin:0!important}.account-dashboard .actions{display:none}.account-plans{grid-column:1;grid-row:2/4;min-width:0;margin:0;padding:18px;border:1px solid var(--line);border-radius:15px;background:#151419}.account-plans .section-title{display:flex;justify-content:space-between;align-items:flex-end;gap:16px}.account-plans .section-title>a{white-space:nowrap}.account-plans #plans{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.account-plans #plans .card{min-height:285px;padding:15px;display:flex;flex-direction:column}.account-plans #plans .card h3{font-size:15px}.account-plans #plans .price{font-size:25px}.account-plans #plans .card p{font-size:11px;line-height:1.55}.account-plans #plans .card button{margin-top:auto;padding:9px}.account-benefits{grid-column:2;grid-row:2;padding:18px;background:linear-gradient(155deg,#211a29,#17151b)}.benefit-head{padding-bottom:12px;border-bottom:1px solid var(--line)}.benefit-head h2{font-size:19px;margin:7px 0}.benefit-row{display:flex;justify-content:space-between;gap:8px;padding:10px 0;border-bottom:1px solid #29272d;font-size:11px}.benefit-row span{color:#aaa4b2}.benefit-row b{text-align:right}.benefit-help{display:block;margin-top:12px;text-align:center;padding:8px}.account-dashboard>.card{grid-column:2;grid-row:3}.account-dashboard>.card .row input{min-width:0}.account-bottom{grid-column:1/-1;grid-row:4;margin:0}.account-message{grid-column:1/-1;grid-row:5;margin:0}.account-hero{background:linear-gradient(108deg,#17151b,#251b2c 62%,#2b1b20)}@media(max-width:1100px){.account-main{grid-template-columns:minmax(0,1fr) 270px}.account-plans #plans{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:760px){.account-main{grid-template-columns:1fr}.account-dashboard>.grid{grid-column:1;grid-row:1;grid-template-columns:1fr 1fr}.account-plans{grid-column:1;grid-row:2}.account-plans #plans{grid-template-columns:1fr}.account-benefits{grid-column:1;grid-row:3}.account-dashboard>.card{grid-column:1;grid-row:4}.account-bottom{grid-column:1;grid-row:5;grid-template-columns:1fr}.account-message{grid-column:1;grid-row:6}}
.account-dashboard>.grid{grid-template-columns:repeat(4,minmax(0,1fr))}.account-metric .stat{font-size:25px}.account-metric .fine{margin:5px 0 0}@media(max-width:1100px){.account-dashboard>.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.plan-periods{display:inline-flex;gap:4px;margin:3px 0 13px;padding:4px;border:1px solid #302e36;border-radius:10px;background:#101014}.plan-period{border:0;border-radius:7px;background:transparent;color:#918b9a;padding:8px 13px;font-size:11px;white-space:nowrap}.plan-period:hover{color:#e9e3f0}.plan-period.active{background:#302d35;color:#fff}.account-plans #plans{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));align-items:stretch}.account-plans #plans .plan-card{position:relative;min-height:325px;padding:16px;overflow:hidden;background:linear-gradient(145deg,#222126,#1b1a1e 68%,#211e20);border-width:1px}.account-plans #plans .plan-card-standard{border-color:#76503a}.account-plans #plans .plan-card-premium{border-color:#814776}.plan-card-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.plan-card-head .pill{border:0;background:#343039;color:#d8beff}.plan-card-premium .plan-card-head .pill{background:#4a2447;color:#ffc7ed}.plan-term{font-size:10px;color:#a29ba9}.account-plans #plans .plan-card h3{margin:22px 0 6px;font-size:17px}.account-plans #plans .plan-price{margin:4px 0 0;font-size:30px}.plan-price small{font-size:11px;font-weight:450}.plan-credit{margin:5px 0 12px!important;color:#e6d7ff;font-size:13px!important}.plan-credit small{color:#a49daa;font-size:10px}.plan-features{display:grid;gap:8px;margin:12px 0 18px;padding:14px 0 0;border-top:1px solid #3a373e;list-style:none}.plan-features li{position:relative;padding-left:18px;color:#c6c0cb;font-size:10px;line-height:1.5}.plan-features li:before{position:absolute;left:0;top:1px;content:'✓';display:grid;place-items:center;width:12px;height:12px;border:1px solid #50d6a3;border-radius:50%;color:#50d6a3;font-size:8px}.account-plans #plans .plan-card button{width:100%;margin-top:auto}.account-dashboard>.card .row{display:grid;grid-template-columns:minmax(0,1fr) 78px;gap:8px}.account-dashboard>.card .row input{width:100%;min-width:0}.account-dashboard>.card .row button{width:78px;padding:9px 8px}@media(max-width:760px){.account-plans #plans{grid-template-columns:1fr}.plan-periods{max-width:100%;overflow-x:auto}.account-dashboard>.card .row{grid-template-columns:minmax(0,1fr) 72px}.account-dashboard>.card .row button{width:72px}}
.support-card{padding:17px!important;border-color:#38363d!important;background:#1b1b1e!important;border-radius:15px!important}.support-card>.eyebrow{display:inline-flex;align-items:center;gap:7px;color:#d79aff!important}.guide-side .support-card h3{margin:10px 0 5px;font-size:17px}.guide-side .support-card p{margin:0 0 13px;line-height:1.6}.support-contact{width:100%;display:flex;align-items:center;justify-content:space-between;margin-top:7px;padding:11px 12px;border:1px solid #51416a;border-radius:9px;background:#211d28;color:#eee9f5;text-align:left}.support-contact small{color:#cdb1ff;font-size:10px}.support-contact:hover{background:#2a2234}.account-redeem-card{padding:17px!important;background:#1b1b1e!important;border-radius:14px!important}.account-redeem-card>.eyebrow{color:#ffb86a!important}.account-redeem-card h3{margin:9px 0 4px!important;font-size:18px!important}.account-redeem-card>p.fine{margin:0 0 13px;line-height:1.55}.account-redeem-card .redeem-entry{display:grid;grid-template-columns:24px minmax(0,1fr) 54px;align-items:center;gap:7px;padding:4px;border:1px solid #343239;border-radius:8px;background:#111112}.account-redeem-card .redeem-mark{display:grid;place-items:center;color:#ba8dff;font-size:15px}.account-redeem-card .redeem-entry input{min-width:0;width:100%;padding:9px 2px;border:0;background:transparent;font-size:10px;outline:0}.account-redeem-card .redeem-entry button{width:54px;padding:8px 4px;border:0;border-radius:5px;background:#898989;color:#191919;font-size:10px}.account-redeem-card .redeem-entry button:hover{background:#aaa}.account-redeem-card #redeemMessage{min-height:0;margin:8px 0 0;font-size:11px}
.account-dashboard>.account-redeem-card .redeem-entry{grid-template-columns:24px minmax(0,1fr) 54px;gap:7px;padding:4px}.account-dashboard>.account-redeem-card .redeem-entry input{width:100%;min-width:0;padding:9px 2px;border:0;background:transparent;font-size:10px}.account-dashboard>.account-redeem-card .redeem-entry button{width:54px;padding:8px 4px;border:0;border-radius:5px;background:#898989;color:#191919;font-size:10px}
.payment-return-notice{display:flex;flex-direction:column;gap:5px;margin:14px 0 0;padding:14px 17px;border:1px solid #5b4681;border-radius:12px;background:#211a2b;color:#f2eaff}.payment-return-notice b{font-size:14px}.payment-return-notice p{margin:0;color:#c7bbd6;font-size:12px;line-height:1.65}
.account-support{grid-column:2;grid-row:4;margin:0!important}.account-main>.account-bottom{grid-row:5}.account-main>.account-message{grid-row:6}.account-support .support-contact{cursor:pointer}.portal-modal[hidden]{display:none}.portal-modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:20px;background:#09080dcc;backdrop-filter:blur(5px)}.portal-modal-card{width:min(100%,420px);padding:24px;border:1px solid #514068;border-radius:16px;background:#1a181f;box-shadow:0 20px 70px #0009}.portal-modal-card h2{margin:8px 0;font-size:20px}.portal-modal-card p{margin:0 0 20px;color:#b8b2c0;font-size:13px;line-height:1.7}.portal-modal-card .btn{display:block;width:100%;text-align:center}.payment-return-notice{display:flex;flex-direction:column;gap:5px;margin:14px 0 0;padding:14px 17px;border:1px solid #5b4681;border-radius:12px;background:#211a2b;color:#f2eaff}.payment-return-notice b{font-size:14px}.payment-return-notice p{margin:0;color:#c7bbd6;font-size:12px;line-height:1.65}@media(max-width:760px){.account-support{grid-column:1;grid-row:5}.account-main>.account-bottom{grid-row:6}.account-main>.account-message{grid-row:7}}

/* 用户中心：左右两列各自独立竖排，避免一侧高卡片在另一侧撑出空白 */
.account-main{display:grid;grid-template-columns:minmax(0,1fr) 300px;grid-template-rows:auto;gap:16px;align-items:start}
.account-col{display:flex;flex-direction:column;gap:12px;min-width:0}
.account-col>*,.account-dashboard>*{margin:0!important}
.account-dashboard{display:contents}
.account-dashboard>.grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.account-dashboard>.card{margin:0!important}
.account-main>.account-bottom,.account-main>.account-message{grid-column:1/-1}
.payment-return-notice{width:100%;max-width:100%}
.payment-return-notice[hidden]{display:none}
@media(max-width:1100px){.account-main{grid-template-columns:minmax(0,1fr) 270px}}
@media(max-width:900px){.account-dashboard>.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.account-plans #plans{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.account-main{grid-template-columns:1fr}.account-plans #plans{grid-template-columns:1fr}}
@media(max-width:700px){.account-dashboard>.grid{grid-template-columns:1fr}}


/* 帮助页顶栏：品牌名与首页/登录页/工作台保持同一规格 */
.portal-title.portal-brand b{font-size:18px;font-weight:750;color:#fff}