@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');
:root{font-family:'DM Sans','Noto Sans SC',sans-serif;color:#1b2535;background:#f3f6fa;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--ink:#1c2636;--muted:#9099a9;--blue:#3987e8;--line:#edf0f5;--green:#3db48b;--violet:#7568ef}
*{box-sizing:border-box}body{margin:0;min-width:320px;height:100vh;overflow:hidden;background:#f3f6fa}button,input,textarea{font:inherit}button{cursor:pointer}.app-shell{height:100vh;min-height:620px;padding:12px;display:grid;grid-template-columns:62px 296px minmax(360px,1fr) 340px;gap:10px}.rail,.group-sidebar,.chat-panel,.settings-panel{border:1px solid rgba(224,230,239,.8);background:#fff;box-shadow:0 8px 30px rgba(41,58,85,.035)}.rail{border-radius:19px;display:flex;flex-direction:column;align-items:center;padding:16px 8px;gap:12px}.brand-mark{width:36px;height:36px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(145deg,#54a7ff,#3080e0);color:white;font-size:17px;box-shadow:0 5px 12px #4b9be94a;margin-bottom:14px}.brand-plane{transform:rotate(-12deg);display:block}.rail-button{width:42px;height:42px;border:0;border-radius:13px;background:transparent;color:#9aa5b4;font-size:19px;transition:.18s}.rail-button:hover,.rail-button.selected{color:#3987e8;background:#eef6ff}.rail-spacer{flex:1}.rail-avatar{width:34px;height:34px;border-radius:12px;background:#dff1ea;color:#369776;display:grid;place-items:center;font-size:13px;font-weight:700}.group-sidebar{border-radius:19px;min-width:0;display:flex;flex-direction:column;overflow:hidden}.sidebar-head{display:flex;align-items:center;justify-content:space-between;padding:25px 20px 16px}.eyebrow{font-size:9px;letter-spacing:1.25px;color:#a6afbd;font-weight:700}.sidebar-head h1{margin:5px 0 0;font-family:Manrope,sans-serif;font-size:22px;letter-spacing:-.6px}.count-pill{display:inline-flex;vertical-align:3px;align-items:center;justify-content:center;min-width:22px;height:20px;margin-left:4px;padding:0 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span:first-child{font-size:11px;color:#48556a;font-weight:600;margin-right:auto}.online-dot,.secure-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#53c39a;box-shadow:0 0 0 3px #eaf8f2}.group-list{overflow:auto;padding:6px 9px 14px;flex:1}.group-item{display:flex;align-items:center;gap:11px;min-height:67px;padding:9px 10px;border-radius:12px;margin:2px 0;cursor:pointer;transition:background .16s}.group-item:hover{background:#f7f9fc}.group-item.active{background:#eff6ff}.group-avatar,.chat-group-avatar{position:relative;flex:none;width:42px;height:42px;display:grid;place-items:center;border-radius:15px;color:#fff;font-size:14px;font-weight:700;background:linear-gradient(140deg,#83a4e6,#567ac8);overflow:hidden}.group-avatar .avatar-emoji{font-size:17px}.group-info{min-width:0;flex:1}.group-title-row{display:flex;align-items:center;gap:6px;justify-content:space-between}.group-title{font-size:12px;font-weight:600;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;color:#354052}.group-time{font-size:9px;color:#b1bac6;white-space:nowrap}.group-preview{font-size:10px;color:#9aa4b2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:5px}.unread-badge{min-width:17px;height:17px;padding:0 5px;border-radius:7px;background:#eaf4ff;color:#4b8fdc;display:grid;place-items:center;font-size:9px}.empty-groups{padding:25px 23px;text-align:center;color:#929dac}.empty-groups strong{display:block;color:#596579;font-size:13px;margin-top:11px}.empty-groups p{font-size:10px;line-height:1.7;margin:7px 0 13px}.empty-icon{width:48px;height:48px;display:grid;place-items:center;border-radius:17px;background:#f3f7fc;color:#83a6d2;margin:0 auto;font-size:26px}.sidebar-bottom{height:43px;border-top:1px solid #f1f3f6;padding:0 17px;display:flex;align-items:center;gap:8px;font-size:9px;color:#9da7b4}.sidebar-bottom .secure-dot{width:5px;height:5px}.chat-panel{position:relative;min-width:0;border-radius:19px;overflow:hidden;display:flex;flex-direction:column;background:#f4f7fb}.welcome-state{margin:auto;text-align:center;padding:24px 20px 55px;max-width:450px}.welcome-orb{width:86px;height:86px;margin:0 auto 29px;border-radius:30px;display:grid;place-items:center;background:linear-gradient(145deg,#69b5f6,#3886e2);color:#fff;font-size:28px;box-shadow:0 16px 35px #448ed52c;transform:rotate(-5deg)}.welcome-orb span{transform:rotate(-40deg);display:block}.welcome-state h2{font-family:Manrope,'Noto Sans SC',sans-serif;font-size:23px;letter-spacing:-.7px;margin:9px 0;color:#273244}.welcome-state p{font-size:12px;color:#929dac;line-height:1.8;margin:0 auto;max-width:300px}.welcome-note{display:inline-flex;align-items:center;gap:7px;margin-top:26px;padding:9px 13px;border:1px solid #e7edf5;border-radius:10px;background:#fff;color:#8c98a8;font-size:10px}.welcome-note span{color:#e3aa58}.chat-view{height:100%;display:flex;flex-direction:column;min-height:0}.chat-header{height:69px;flex:none;padding:0 20px;background:#fff;border-bottom:1px solid #edf0f4;display:flex;align-items:center;gap:12px}.chat-group-avatar{width:39px;height:39px;border-radius:14px;background:linear-gradient(140deg,#8ab7ee,#5c88ce)}.chat-heading{min-width:0;flex:1}.chat-heading strong{display:block;font-size:13px;font-weight:700;color:#344053;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-heading span{display:block;margin-top:4px;font-size:9px;color:#a2acb9}.chat-header-actions{display:flex;align-items:center;gap:9px}.secure-chip{display:flex;align-items:center;gap:7px;padding:7px 9px;border:1px solid #eaf3ef;border-radius:8px;color:#83a895;font-size:9px;white-space:nowrap}.secure-chip .secure-dot{width:5px;height:5px}.message-list{flex:1;min-height:0;overflow-y:auto;padding:23px 20px;display:flex;flex-direction:column;gap:12px;background-color:#f5f8fb;background-image:radial-gradient(#e8edf4 0.65px,transparent .65px);background-size:16px 16px}.message-loading{margin:auto;display:flex;align-items:center;gap:8px;color:#9aa5b3;font-size:11px;background:#ffffffd9;padding:11px 15px;border-radius:11px}.spinner{width:13px;height:13px;border:2px solid #e2eaf3;border-top-color:#5796df;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.message-day{align-self:center;padding:5px 10px;border-radius:9px;background:#e8edf2c9;color:#929dac;font-size:9px;margin:2px 0 4px}.message{display:flex;gap:7px;max-width:84%;align-items:flex-end}.message.outgoing{align-self:flex-end;flex-direction:row-reverse}.message-avatar{width:25px;height:25px;flex:none;display:grid;place-items:center;border-radius:9px;background:#dceaf6;color:#5d8bb8;font-size:9px;font-weight:700}.message-bubble{min-width:48px;padding:9px 11px 6px;border-radius:12px 12px 12px 3px;background:#fff;box-shadow:0 2px 7px #324e6b0b;color:#4d596b;font-size:11px;line-height:1.6;word-break:break-word}.outgoing .message-bubble{background:#e4f2ff;border-radius:12px 12px 3px 12px}.message-sender{font-size:9px;color:#5892cb;margin:0 0 3px;font-weight:600}.message-meta{display:flex;justify-content:flex-end;gap:4px;color:#a6b1bd;font-size:8px;margin-top:3px}.message-text a{color:#3987e8;text-decoration:none}.empty-messages{margin:auto;text-align:center;color:#9ba6b4;font-size:11px;padding:20px}.composer{height:70px;flex:none;display:flex;align-items:center;gap:10px;background:#fff;padding:0 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input{opacity:0;width:0;height:0}.slider{position:absolute;inset:0;background:#dce1e9;border-radius:20px;transition:.2s;cursor:pointer}.slider:before{content:'';position:absolute;width:14px;height:14px;left:3px;top:3px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #0002;transition:.2s}.switch input:checked+.slider{background:#4da8e9}.switch input:checked+.slider:before{transform:translateX(15px)}.setting-section{padding:0 1px 17px;margin-bottom:16px;border-bottom:1px solid #f0f2f5}.section-title{display:flex;align-items:flex-start;gap:9px;margin-bottom:12px}.section-number{height:20px;padding:4px 5px;border-radius:6px;background:#f1f6fb;color:#8ba1ba;font-size:8px;font-weight:700;letter-spacing:.3px}.section-title h3{font-size:11px;margin:1px 0 0;font-weight:700;color:#3f4b5e}.section-title p{font-size:8px;color:#a4adba;margin:4px 0 0}.option-row{min-height:45px;padding:5px 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#f0f2f5}.keyword-chips{display:flex;flex-wrap:wrap;gap:5px}.keyword-chip{display:inline-flex;align-items:center;gap:5px;padding:4px 6px 4px 8px;border-radius:7px;background:#fff;border:1px solid #edf0f4;color:#607087;font-size:9px}.keyword-chip button{border:0;background:transparent;color:#aab3bf;padding:0 1px;font-size:12px;line-height:1}.keyword-chip button:hover{color:#e57582}.keyword-add{display:flex;gap:5px;margin-top:7px}.keyword-add input{width:100%;min-width:0;height:28px;border:1px solid #ebeff4;border-radius:7px;padding:0 8px;outline:0;background:#fff;font-size:9px;color:#536075}.keyword-add input:focus{border-color:#a7cef5}.keyword-add input::placeholder{color:#b1bac5}.keyword-add button{width:29px;height:28px;flex:none;border:0;border-radius:7px;background:#edf5ff;color:#4d91db;font-size:16px}.target-section{padding-bottom:12px;margin-bottom:15px}.target-row{min-height:43px;display:flex;align-items:center;gap:9px;padding:4px 7px;border-radius:9px;cursor:pointer}.target-icon{width:25px;text-align:center;color:#91a3b8;font-size:14px}.whitelist-box{padding:8px 9px 9px;margin:3px 2px 4px 31px;border:1px solid #eff1f5;background:#fafbfd;border-radius:9px}.whitelist-title{font-size:8px;color:#8e9aaa}.whitelist-chips{margin-top:7px}.reply-section textarea{display:block;width:100%;resize:vertical;min-height:76px;border:1px solid #edf0f4;border-radius:10px;padding:10px;outline:0;font-size:10px;line-height:1.65;color:#536075;background:#fcfdff}.reply-section textarea:focus{border-color:#a8cbef;background:#fff}.reply-section textarea::placeholder{color:#b5bdc8}.character-count{display:flex;justify-content:space-between;margin-top:5px;font-size:8px;color:#a9b2be}.settings-footnote{padding:9px 10px;border-radius:9px;background:#f7f9fc;color:#9ba6b4;font-size:8px;line-height:1.6}.settings-footnote span{color:#80a7d2;margin-right:3px}.save-bar{min-height:62px;flex:none;padding:9px 16px;border-top:1px solid #f0f2f5;background:#fff;display:flex;align-items:center;justify-content:space-between;gap:7px}.save-state{font-size:8px;color:#a4adba}.save-state.dirty{color:#d39b4f}.save-state.saved{color:#39a982}.save-button{display:flex;align-items:center;gap:12px;border:0;border-radius:9px;padding:9px 11px;background:#438fe6;color:white;font-size:9px;font-weight:600;box-shadow:0 4px 10px #438fe629}.save-button:disabled{opacity:.65}.overlay{position:fixed;inset:0;z-index:20;background:rgba(26,39,57,.35);backdrop-filter:blur(8px);display:grid;place-items:center;padding:20px}.login-card{position:relative;width:min(100%,390px);padding:25px 32px 29px;background:white;border:1px solid #eef1f5;border-radius:21px;box-shadow:0 25px 80px #1a2f4b36;animation:appear .24s ease}.login-close{position:absolute;top:15px;right:16px;border:0;background:transparent;color:#9da8b6;font-size:23px}.login-brand{display:flex;justify-content:center;align-items:center;gap:8px;font-family:Manrope,sans-serif;font-size:10px;letter-spacing:1.5px;color:#8291a5;font-weight:800}.login-brand-icon{width:25px;height:25px;border-radius:8px;background:#4a96e5;color:#fff;display:grid;place-items:center;font-size:12px}.login-illustration{height:113px;position:relative;display:grid;place-items:center;margin-top:8px}.login-plane{width:60px;height:60px;display:grid;place-items:center;border-radius:21px;background:linear-gradient(145deg,#65b0f1,#4286e2);color:white;font-size:22px;transform:rotate(-8deg);box-shadow:0 12px 26px #428ee638}.login-orbit{position:absolute;border:1px solid #e5eff9;border-radius:50%;width:116px;height:61px;transform:rotate(-20deg)}.orbit-two{width:143px;height:78px;transform:rotate(28deg);border-color:#eef2f8}.spark{position:absolute;color:#eabf72}.spark-a{top:22px;left:105px}.spark-b{right:101px;bottom:17px;font-size:19px;color:#8cb9e6}.login-card .centered{text-align:center}.login-card h2{font-family:Manrope,'Noto Sans SC',sans-serif;text-align:center;font-size:19px;letter-spacing:-.4px;margin:7px 0;color:#263346}.login-card p{text-align:center;font-size:10px;color:#9aa5b3;margin:0 0 20px}.login-form{margin-top:15px}.login-form label{display:block;margin-bottom:6px;font-size:9px;color:#68768a;font-weight:600}.login-form input{display:block;width:100%;height:40px;padding:0 11px;border:1px solid #e7ecf2;border-radius:9px;outline:0;font-size:11px;color:#3d4b5d}.login-form input:focus{border-color:#83b6ec;box-shadow:0 0 0 3px #eaf4ff}.login-form input::placeholder{color:#b2bac5}.primary-button{display:flex;align-items:center;justify-content:space-between;width:100%;height:41px;margin-top:11px;padding:0 13px;border:0;border-radius:9px;background:#438fe6;color:white;font-size:10px;font-weight:600;box-shadow:0 5px 12px #438fe629}.primary-button span{font-size:15px}.login-security{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:17px;color:#99a6b4;font-size:9px}.login-security span{color:#70ad91;font-size:14px}.login-error{margin-top:14px;padding:9px 10px;border-radius:8px;background:#fff1f1;color:#c15d65;font-size:9px;line-height:1.5}.toast{position:fixed;z-index:30;left:50%;bottom:22px;transform:translate(-50%,14px);padding:10px 15px;border:1px solid #e8edf3;border-radius:10px;background:#fff;box-shadow:0 7px 24px #1e35501c;color:#4b5b70;font-size:10px;opacity:0;pointer-events:none;transition:.22s}.toast.show{transform:translate(-50%,0);opacity:1}.toast.error{color:#c15d65;border-color:#f2dede}.hidden{display:none!important}@keyframes appear{from{opacity:0;transform:translateY(7px) scale(.99)}to{opacity:1;transform:translateY(0) scale(1)}}
@media(max-width:1250px){.app-shell{grid-template-columns:54px 265px minmax(300px,1fr) 310px;gap:8px;padding:8px}.settings-scroll{padding-left:13px;padding-right:13px}.secure-chip{display:none}}
@media(max-width:1000px){.app-shell{grid-template-columns:54px 265px minmax(280px,1fr)}.settings-panel{position:fixed;z-index:10;right:12px;top:12px;bottom:12px;width:330px;transform:translateX(calc(100% + 24px));transition:transform .24s;box-shadow:0 14px 50px #23354f26}.settings-panel.open{transform:translateX(0)}.rail{position:relative;z-index:11}}
@media(max-width:650px){body{overflow:auto}.app-shell{height:100dvh;min-height:560px;padding:0;gap:0;display:grid;grid-template-columns:54px minmax(0,1fr)}.rail{border-radius:0;border:0;border-right:1px solid #edf0f4;padding:12px 5px}.brand-mark{width:34px;height:34px}.rail-button{width:39px;height:39px}.group-sidebar{border:0;border-radius:0;box-shadow:none}.chat-panel{position:fixed;z-index:5;inset:0 0 0 54px;border:0;border-radius:0;transform:translateX(100%);transition:transform .22s}.chat-panel.mobile-open{transform:translateX(0)}.chat-panel.mobile-open~.settings-panel{z-index:12}.welcome-state{padding-left:14px;padding-right:14px}.welcome-state h2{font-size:20px}.settings-panel{right:0;top:0;bottom:0;width:min(340px,calc(100vw - 54px));border-radius:0}.settings-panel.open{transform:translateX(0)}.group-sidebar .sidebar-head{padding:21px 13px 15px}.search-box{margin-left:10px;margin-right:10px}.filter-row{padding-left:13px;padding-right:13px}.group-list{padding-left:5px;padding-right:5px}.sidebar-bottom{padding:0 10px;font-size:8px}.chat-header{padding:0 13px}.message-list{padding:18px 12px}.composer{padding:0 11px}.login-card{padding:23px 23px 25px}.settings-head{padding:0 16px}.settings-scroll{padding:13px 14px}.save-bar{padding:8px 13px}}