:root{color-scheme:dark;--bg:#121719;--panel:#1a2022;--line:#343b3c;--text:#f4f0e9;--muted:#a6aca9;--orange:#f18658;--orange-light:#ffb18b;font-family:Inter,"Noto Sans SC","Microsoft YaHei",system-ui,sans-serif}
*{box-sizing:border-box}html,body{min-height:100%;margin:0}body{background:var(--bg);color:var(--text);overflow-x:hidden}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}a{color:inherit;text-decoration:none}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.ambient{position:fixed;z-index:-1;pointer-events:none;border-radius:50%;filter:blur(80px)}.ambient-one{width:390px;height:390px;top:6%;right:-130px;background:#a4482726}.ambient-two{width:350px;height:350px;bottom:-180px;left:10%;background:#43555718}.shell{max-width:1440px;min-height:100vh;padding:0 clamp(20px,5vw,80px);margin:auto;display:flex;flex-direction:column}.topbar{height:92px;border-bottom:1px solid #ffffff1d;display:flex;align-items:center;justify-content:space-between}.brand{font-size:26px;font-weight:700;letter-spacing:-.08em;display:flex;align-items:center;gap:12px}.brand-mark{display:grid;place-items:center;width:37px;height:37px;color:var(--orange);border:1px solid #f186585b;border-radius:11px;font-size:24px;font-weight:400;letter-spacing:0}.brand-dot{color:var(--orange)}.topbar-tag,.side-label{font-size:11px;letter-spacing:.19em;font-weight:600;color:#88908e}.topbar-tag-dot,.side-label-dot{display:inline-block;width:5px;height:5px;background:var(--orange);border-radius:50%;vertical-align:middle;margin:0 6px}
main{flex:1;display:flex;align-items:stretch}.lobby{width:100%;padding:clamp(62px,11vh,130px) 0 50px}.eyebrow{display:flex;align-items:center;gap:14px;color:var(--orange-light);font-size:12px;letter-spacing:.22em;font-weight:600}.eyebrow-line{display:block;width:27px;height:1px;background:var(--orange)}h1{font-size:clamp(48px,6.6vw,100px);letter-spacing:-.075em;line-height:1.13;font-weight:650;margin:32px 0 27px}h1 em{font-style:normal;color:var(--orange)}.lobby-description{font-size:clamp(16px,1.4vw,20px);line-height:1.85;color:#aeb4b0;max-width:620px;margin:0}.lobby-actions{margin-top:45px}.button{border:0;border-radius:12px;font-weight:650;transition:transform .15s,background .15s}.button:hover:not(:disabled){transform:translateY(-2px)}.button-primary{background:var(--orange);color:#171817;padding:17px 25px;min-width:234px;display:inline-flex;align-items:center;justify-content:space-between;gap:30px;font-size:15px}.button-primary:hover{background:#ff9d71}.button:disabled{opacity:.55}.join-area p{margin:0 0 20px;color:var(--muted)}.error-text{color:#ff9f91;margin:16px 0 0}.features{display:flex;gap:clamp(35px,6vw,105px);margin-top:clamp(75px,12vh,125px);border-top:1px solid #ffffff24;padding-top:27px}.features div{min-width:145px;display:flex;flex-direction:column;gap:5px}.feature-index{font-size:11px;color:var(--orange);letter-spacing:.12em;margin-bottom:10px}.features strong{font-size:16px;font-weight:600}.features small{color:#868e8b;font-size:12px}
.room{width:100%;min-height:min(760px,calc(100vh - 165px));margin:30px 0;display:grid;grid-template-columns:minmax(270px,34%) 1fr;border:1px solid var(--line);border-radius:19px;overflow:hidden;background:#171d1f;box-shadow:0 25px 80px #0002}.room-side{background:#1d2425;padding:clamp(24px,3vw,42px);display:flex;flex-direction:column;border-right:1px solid var(--line)}.side-label{color:var(--orange-light)}.side-top h2{font-size:clamp(34px,3.1vw,48px);line-height:1.25;letter-spacing:-.06em;margin:42px 0 20px;font-weight:620}.side-top p,.invite-panel p{color:#a8afab;line-height:1.75;font-size:14px}.side-top p{max-width:250px}.invite-panel{margin-top:auto;padding:24px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.panel-label{font-size:12px;color:var(--orange-light);font-weight:650;letter-spacing:.08em}.invite-panel p{margin:10px 0 17px}.invite-box{display:flex;min-width:0;background:#121819;border:1px solid #384141;border-radius:9px;padding:5px}.invite-box input{min-width:0;width:100%;background:transparent;border:0;color:#d6dbd6;font-size:12px;padding:8px;outline:0;text-overflow:ellipsis}.invite-box button{background:#333d3c;color:var(--text);border:0;border-radius:6px;white-space:nowrap;padding:6px 12px;font-size:12px}.invite-box button:hover{background:#485451}.invite-panel small{display:block;color:#7e8985;line-height:1.6;margin-top:11px}.side-bottom{display:flex;gap:13px;color:#818b87;font-size:12px;line-height:1.7;margin-top:25px}.side-bottom-mark{color:var(--orange);font-size:21px;line-height:1}
.chat-panel{display:flex;flex-direction:column;min-width:0;background:#161c1e}.chat-header{min-height:91px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px clamp(20px,3vw,42px);border-bottom:1px solid var(--line)}.chat-presence{display:flex;align-items:center;gap:13px}.presence-dot{width:9px;height:9px;border-radius:50%;background:#8a928c;box-shadow:0 0 0 5px #8a928c1e}.presence-dot.online{background:#8bd0ab;box-shadow:0 0 0 5px #8bd0ab1e}.chat-presence strong{display:block;font-size:14px;font-weight:600}.chat-presence small{display:block;color:#83908a;margin-top:4px;font-size:11px}.chat-tools{display:flex;align-items:center;gap:25px}.timer{text-align:right}.timer span{display:block;color:#87918c;font-size:10px;letter-spacing:.09em}.timer strong{display:block;margin-top:3px;color:var(--orange-light);font-variant-numeric:tabular-nums;font-size:20px;letter-spacing:.03em}.leave-button{background:transparent;border:1px solid #57605c;border-radius:8px;color:#ccd1cc;padding:9px 12px;font-size:12px}.leave-button:hover{border-color:var(--orange);color:var(--orange-light)}.messages{flex:1;min-height:240px;max-height:calc(100vh - 355px);overflow:auto;padding:32px clamp(20px,3vw,42px);display:flex;flex-direction:column;gap:17px}.empty-state{margin:auto;text-align:center;color:#84908a}.empty-icon{width:76px;height:76px;display:grid;place-items:center;margin:0 auto 23px;border:1px solid #3a4542;border-radius:25px;color:var(--orange);font-size:36px}.empty-state strong{display:block;font-size:17px;color:#d3dad3;font-weight:550}.empty-state p{font-size:13px;line-height:1.6}.bubble{max-width:min(72%,540px);align-self:flex-start}.bubble.self{align-self:flex-end}.bubble-meta{font-size:11px;color:#7e8b84;margin:0 2px 6px}.bubble.self .bubble-meta{text-align:right}.bubble-text{display:inline-block;background:#2a3333;color:#e5e9e3;padding:12px 15px;border-radius:13px 13px 13px 3px;line-height:1.65;font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.bubble.self .bubble-text{background:#b76a47;color:#fff8ef;border-radius:13px 13px 3px 13px}.bubble.self{text-align:right}.notice{align-self:center;color:#82908a;font-size:12px;text-align:center;padding:7px 12px;border:1px solid #35413d;border-radius:30px}.composer{display:flex;gap:10px;margin:0 clamp(20px,3vw,42px);background:#222a2b;border:1px solid #3a4643;border-radius:12px;padding:8px}.composer:focus-within{border-color:#b2785e}.composer input{flex:1;min-width:0;background:transparent;border:0;outline:0;color:var(--text);padding:9px;font-size:14px}.composer input::placeholder{color:#78827e}.composer button{border:0;background:var(--orange);color:#181c1a;border-radius:8px;padding:9px 16px;font-size:13px;font-weight:650;white-space:nowrap}.composer button:disabled{background:#59615c;color:#a8aea9}.chat-footer{display:flex;justify-content:space-between;padding:13px clamp(20px,3vw,42px) 20px;color:#75817c;font-size:11px}.site-footer{border-top:1px solid #ffffff1d;min-height:62px;display:flex;align-items:center;justify-content:space-between;color:#66716d;font-size:11px;letter-spacing:.08em}
@media(max-width:800px){.topbar{height:73px}.topbar-tag{font-size:9px}.room{grid-template-columns:1fr;margin:18px 0;min-height:calc(100dvh - 155px)}.room-side{padding:20px;border-right:0;border-bottom:1px solid var(--line)}.side-top h2{font-size:26px;margin:13px 0 3px}.side-top h2 br{display:none}.side-top p,.side-bottom{display:none}.invite-panel{margin-top:13px;padding:13px 0 0;border-bottom:0}.invite-panel p{margin:3px 0 8px}.invite-panel small{display:none}.chat-panel{min-height:430px}.messages{max-height:none;min-height:200px}.lobby{padding-top:80px}.features{gap:16px}.features div{min-width:0;flex:1}}
@media(max-width:520px){.shell{padding:0 16px}.topbar-tag{display:none}h1{font-size:49px}.lobby-description{font-size:15px}.features{flex-wrap:wrap;margin-top:65px}.features div{min-width:95px}.room{border-radius:13px}.chat-header{padding:14px 17px;min-height:77px}.chat-tools{gap:9px}.leave-button{font-size:11px;padding:7px 8px}.timer strong{font-size:17px}.messages{padding:23px 17px}.composer{margin:0 15px}.chat-footer{padding:11px 17px 15px}.bubble{max-width:86%}.site-footer{font-size:10px}}
@media(prefers-reduced-motion:reduce){.button{transition:none}}
.member-list{color:var(--orange-light)!important;font-size:13px!important;margin-top:18px}.bubble-state{color:#aeb8af}
.composer .image-button{background:#333d3c;color:#e6ebe5;border:1px solid #52605a;padding:9px 12px}.composer .image-button:hover:not(:disabled){border-color:var(--orange);color:var(--orange-light)}.composer .image-button:disabled{background:#303936;color:#86928a;border-color:#414c45}
.bubble-image{display:block;width:min(360px,70vw);max-height:420px;object-fit:contain;background:#263030;border-radius:12px}.bubble.self .bubble-image{margin-left:auto}