:root{
  --bg:#0e1013;--panel:#171a1f;--panel-2:#1c2026;--line:rgba(255,255,255,.09);--text:#f4f6f8;--muted:#9aa3ad;--accent:#4d7cff;--accent-2:#6a94ff;--bubble:#20262e;--bubble-me:#2b4b8e;--shadow:0 25px 80px rgba(0,0,0,.5)
}
*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}button,input,textarea{font:inherit}button{border:0;color:inherit}body{overflow:hidden}.app,.view{width:100%;height:100%}.view{display:none}.view.active{display:flex}
.welcome{position:relative;overflow:hidden;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 15%,#1a2030 0,#11141a 42%,#0b0d10 100%)}.brand{position:absolute;left:28px;top:24px;font-weight:800;letter-spacing:.2px;font-size:20px}.welcome-footer{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);font-size:12px;color:#59616c}.welcome-center{width:min(100%,580px);padding:24px}.welcome-panel{position:relative;padding:42px;border:1px solid var(--line);border-radius:28px;background:rgba(22,25,31,.82);backdrop-filter:blur(26px);box-shadow:var(--shadow)}.glass{isolation:isolate}.welcome-mark{width:58px;height:58px;border-radius:18px;background:linear-gradient(145deg,#375fd2,#223769);display:flex;align-items:center;justify-content:center;gap:1px;font-weight:900;font-size:18px;letter-spacing:-3px;box-shadow:0 12px 30px rgba(53,87,187,.35)}.welcome-mark span:last-child{opacity:.72}.welcome-panel h1{margin:20px 0 8px;font-size:30px;line-height:1.1}.sub{margin:0 0 28px;color:var(--muted);font-size:14px}.field-label{display:block;margin:16px 0 8px;color:#c3c9d1;font-size:12px;font-weight:650}.optional{font-weight:400;color:#707984;margin-left:5px}.text-input{width:100%;height:48px;padding:0 14px;border:1px solid var(--line);border-radius:13px;background:#111419;color:var(--text);outline:none;transition:.18s}.text-input:focus{border-color:rgba(77,124,255,.8);box-shadow:0 0 0 4px rgba(77,124,255,.12)}.code-input{text-transform:uppercase;letter-spacing:3px;font-weight:750}.room-tabs{display:flex;gap:8px;margin:26px 0 4px;padding:4px;background:#111419;border-radius:12px}.room-tab{flex:1;padding:10px 8px;border-radius:9px;background:transparent;color:#7f8996;cursor:pointer}.room-tab.active{background:#232831;color:#fff}.mode-panel.hidden{display:none}.visibility-row{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:12px}.visibility-option{display:flex;gap:10px;align-items:flex-start;padding:12px;border:1px solid var(--line);border-radius:13px;background:#111419;text-align:left;cursor:pointer}.visibility-option.active{border-color:rgba(77,124,255,.7);background:#151b25}.visibility-option b{display:block;font-size:13px}.visibility-option small{display:block;margin-top:3px;color:#737c88;font-size:11px;line-height:1.35}.radio-dot{width:10px;height:10px;border:1px solid #56606d;border-radius:50%;margin-top:3px;flex:0 0 10px}.visibility-option.active .radio-dot{border:3px solid var(--accent);box-shadow:0 0 0 2px rgba(77,124,255,.2)}.primary-btn{width:100%;height:48px;margin-top:16px;border-radius:13px;background:var(--accent);cursor:pointer;font-weight:800}.primary-btn:hover{background:var(--accent-2)}.tiny{margin:18px 0 0;text-align:center;font-size:11px;color:#69727d}.ambient{position:absolute;width:320px;height:320px;border-radius:50%;filter:blur(90px);opacity:.16}.ambient-a{left:-100px;top:10%;background:#4d7cff}.ambient-b{right:-120px;bottom:-80px;background:#714dff}
.chat{background:#101318}.sidebar{width:280px;background:#15181d;border-right:1px solid var(--line);padding:18px 14px;flex:0 0 280px}.side-head{display:flex;align-items:center;justify-content:space-between;padding:3px 5px 16px}.mini-brand{font-size:18px;font-weight:800}.icon-btn,.mobile-icon{display:inline-grid;place-items:center;width:36px;height:36px;border-radius:10px;background:transparent;color:#8f98a4;cursor:pointer}.icon-btn:hover,.mobile-icon:hover{background:#20242b;color:#fff}.icon-btn svg,.mobile-icon svg,.attach-btn svg,.send-btn svg{width:18px;height:18px;fill:currentColor}.room-card{padding:14px;border-radius:16px;background:#1b2027;border:1px solid var(--line)}.room-avatar{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:#293a65;color:#c8d5ff;font-weight:800;letter-spacing:1px}.room-card-copy{margin-top:11px}.room-title{font-weight:800}.room-meta{margin-top:4px;color:#7d8792;font-size:12px}.copy-room{margin-top:12px;width:100%;height:34px;border-radius:10px;background:#232a34;color:#bfc8d1;cursor:pointer;font-size:12px}.side-section-title{margin:22px 4px 9px;color:#6e7783;font-size:11px;text-transform:uppercase;letter-spacing:.12em}.member-count{font-size:13px;color:#adb6c0}.status-dot{display:inline-block;width:7px;height:7px;margin-right:7px;border-radius:50%;background:#43c98a}.side-note{margin-top:20px;padding:12px;border-radius:13px;background:#111419;color:#68727e;font-size:11px;line-height:1.55}
.chat-main{min-width:0;flex:1;display:flex;flex-direction:column;position:relative}.chat-head{height:70px;flex:0 0 70px;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 20px}.chat-head-copy{min-width:0}.chat-room-name{font-weight:800;font-size:14px}.typing{min-height:16px;color:#66717e;font-size:11px}.head-actions{margin-left:auto}.connection-status{font-size:11px;color:#6f7884}.connection-status.ok{color:#50c48c}.connection-status.bad{color:#ef7373}.messages{flex:1;overflow:auto;padding:26px max(18px,4vw) 20px;scroll-behavior:smooth}.day-divider{display:flex;align-items:center;gap:10px;color:#626c78;font-size:10px;margin:6px 0 18px}.day-divider:before,.day-divider:after{content:"";height:1px;background:var(--line);flex:1}.message-row{display:flex;margin:4px 0}.message-row.me{justify-content:flex-end}.message{max-width:min(74%,620px)}.author{font-size:11px;color:#798391;margin:0 0 5px 8px}.bubble{padding:9px 12px;border-radius:15px;background:var(--bubble);border:1px solid rgba(255,255,255,.035);box-shadow:0 5px 20px rgba(0,0,0,.12)}.me .bubble{background:var(--bubble-me)}.body-text{white-space:pre-wrap;word-break:break-word;font-size:14px;line-height:1.5}.meta{margin-top:5px;text-align:right;color:#77818c;font-size:9px}.me .meta{color:#b8c5e6}.media-img,.media-video{display:block;max-width:100%;border-radius:11px;background:#0b0d10}.media-img{max-height:390px}.media-video{max-height:420px}.file-caption{margin-top:8px;font-size:11px;color:#c4ccd6}.sticker-img{display:block;max-width:180px;max-height:180px;border-radius:14px}.empty-chat{height:100%;display:grid;place-items:center;color:#5e6874;font-size:13px}.composer{position:relative;margin:0 18px 18px;min-height:58px;display:flex;align-items:flex-end;gap:7px;padding:8px 8px 8px 9px;border:1px solid var(--line);background:#161a20;border-radius:16px}.attach-btn{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;color:#8d97a3;cursor:pointer;flex:0 0 40px}.attach-btn:hover{background:#21262e;color:#e9edf2}.composer textarea{min-height:40px;max-height:150px;flex:1;resize:none;border:0;outline:none;background:transparent;color:#edf0f4;padding:10px 4px;line-height:1.4}.composer textarea::placeholder{color:#68717d}.send-btn{width:40px;height:40px;border-radius:10px;background:var(--accent);display:grid;place-items:center;cursor:pointer}.send-btn:hover{background:var(--accent-2)}.sticker-panel{position:absolute;left:18px;bottom:88px;width:min(380px,calc(100% - 36px));background:#171b21;border:1px solid var(--line);border-radius:16px;box-shadow:0 22px 60px rgba(0,0,0,.42);padding:12px;z-index:5}.sticker-panel.hidden{display:none}.sticker-head{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 10px;font-size:12px;color:#aeb6c0}.small-close{background:none;color:#6f7884;cursor:pointer}.sticker-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.sticker-item{background:#111419;border:1px solid transparent;border-radius:12px;padding:8px;cursor:pointer}.sticker-item:hover{border-color:rgba(77,124,255,.55);background:#161b23}.sticker-item img{display:block;width:100%;aspect-ratio:1;object-fit:contain}.toast{position:fixed;top:18px;left:50%;transform:translate(-50%,-20px);opacity:0;pointer-events:none;z-index:99;padding:10px 14px;border-radius:11px;background:#252a32;color:#e9edf2;border:1px solid var(--line);font-size:12px;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}.mobile-icon{display:none}
@media(max-width:760px){.sidebar{display:none}.mobile-icon{display:inline-grid;margin-right:5px}.chat-head{padding:0 12px}.messages{padding:18px 10px 10px}.message{max-width:88%}.composer{margin:0 8px 8px}.welcome-center{padding:13px}.welcome-panel{padding:28px 20px;border-radius:22px}.welcome-panel h1{font-size:25px}.visibility-row{grid-template-columns:1fr}.brand{left:20px;top:18px}.welcome-footer{bottom:14px}}