:root{color:#242823;font-synthesis:none;text-rendering:optimizelegibility;--limestone:#e8e7e0;--chalk:#f8f8f4;--paper:#f1f1eb;--graphite:#242823;--muted:#687069;--hairline:#d1d4cc;--mineral:#245b47;--mineral-soft:#dce7df;--danger:#9c3c36;--messenger:#3568d4;--instagram:#9d4f78;--whatsapp:#3c8a5b;background:#e8e7e0;font-family:Avenir Next,Avenir,Noto Sans SC,PingFang SC,sans-serif}*{box-sizing:border-box}body{background:var(--limestone);min-width:320px;min-height:100vh;margin:0}button,input,select,textarea{font:inherit}button{color:inherit}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline-offset:2px;outline:3px solid #245b4742}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.auth-shell{background:linear-gradient(90deg, #deded5 0 34%, var(--chalk) 34%);place-items:center;min-height:100dvh;padding:32px;display:grid}.auth-shell>p{color:var(--muted)}.loading-line{background:var(--hairline);width:180px;height:2px;position:relative;overflow:hidden}.loading-line:after{content:"";background:var(--mineral);animation:1.1s ease-in-out infinite loading;position:absolute;inset:0;transform:translate(-100%)}@keyframes loading{to{transform:translate(100%)}}.login-panel{background:var(--chalk);border:1px solid #c6c9c1;grid-template-columns:minmax(250px,.8fr) minmax(420px,1.25fr);width:min(860px,100%);min-height:500px;display:grid;overflow:hidden;box-shadow:0 22px 60px #2a2d281f}.login-brand{background:#e3e2da;border-right:1px solid #cbcec6;flex-direction:column;min-width:0;padding:32px;display:flex}.wordmark{letter-spacing:.12em;flex-direction:column;font-size:15px;font-weight:650;line-height:1.15;display:flex}.brand-note{border-top:1px solid #c5c8bf;align-items:flex-start;gap:10px;margin-top:auto;padding-top:20px;display:flex}.brand-note .channel-dot{margin-top:5px}.brand-note p{margin:0}.brand-note strong,.brand-note small{display:block}.brand-note strong{font-size:12px}.brand-note small{color:var(--muted);margin-top:4px;font-size:11px}.login-content{align-content:center;min-width:0;padding:54px 58px;display:grid}.login-copy h1{white-space:nowrap;letter-spacing:-.03em;margin:0;font-size:clamp(32px,3.2vw,39px);font-weight:560;line-height:1.14}.login-copy p{max-width:35ch;color:var(--muted);margin:15px 0 0;font-size:13px;line-height:1.7}.login-panel form{gap:9px;margin-top:38px;display:grid}.login-panel label,.composer label{color:#4c534d;font-size:12px;font-weight:650}.login-panel input{width:100%;min-height:44px;color:var(--graphite);background:#fff;border:1px solid #bfc3ba;border-radius:6px;margin-bottom:8px;padding:11px 13px}.form-error,.composer-error{color:var(--danger);margin:2px 0;font-size:13px}.primary-button,.secondary-button,.icon-button{cursor:pointer;border:0;border-radius:6px;transition:background-color .18s,color .18s,transform .18s}.primary-button{background:var(--mineral);color:#fff;min-height:42px;padding:0 18px;font-weight:650}.primary-button:hover{background:#174937}.primary-button:active{transform:translateY(1px)}.primary-button:disabled{cursor:not-allowed;opacity:.48}.secondary-button{background:0 0;border:1px solid #b9beb5;min-height:36px;padding:0 13px;font-size:13px;font-weight:600}.secondary-button:hover{background:#eceee8}.icon-button{background:0 0;place-items:center;width:38px;height:38px;display:grid}.app-shell{background:var(--chalk);grid-template-columns:186px minmax(330px,440px) minmax(480px,1fr);width:100%;height:100dvh;display:grid;overflow:hidden}.nav-rail{background:var(--limestone);border-right:1px solid #c9ccc4;flex-direction:column;min-width:0;display:flex}.wordmark.compact{padding:28px 24px 34px;font-size:13px}.nav-rail nav{gap:3px;padding:0 10px;display:grid}.nav-item{color:#515851;text-align:left;cursor:pointer;background:0 0;border:0;border-radius:6px;align-items:center;gap:11px;min-height:42px;padding:0 13px;font-size:13px;transition:background-color .16s,color .16s;display:flex}.nav-item:hover{color:var(--graphite);background:#f8f8f494}.nav-item.active{background:var(--chalk);color:var(--mineral);box-shadow:inset 3px 0 var(--mineral);font-weight:650}.mobile-section-nav{display:none}.channel-health{border-top:1px solid #c9ccc4;border-bottom:1px solid #c9ccc4;gap:12px;margin:auto 16px 20px;padding:14px 0;display:grid}.channel-health>div{grid-template-columns:8px 1fr;align-items:center;gap:6px;font-size:11px;display:grid}.channel-health small{color:var(--muted);grid-column:2}.channel-dot{background:#8a8f89;border-radius:50%;width:7px;height:7px;display:inline-block}.channel-dot.messenger,.channel-label.messenger span{background:var(--messenger)}.channel-dot.instagram,.channel-label.instagram span{background:var(--instagram)}.channel-dot.whatsapp,.channel-label.whatsapp span{background:var(--whatsapp)}.account-button{text-align:left;cursor:pointer;background:0 0;border:0;border-top:1px solid #c9ccc4;grid-template-columns:auto 1fr auto;align-items:center;gap:9px;width:100%;min-height:64px;padding:10px 14px;display:grid}.account-button strong,.account-button small{display:block}.account-button strong{font-size:12px}.account-button small{color:var(--muted);margin-top:2px;font-size:10px}.account-button svg{width:17px}.conversation-index{border-right:1px solid var(--hairline);background:var(--paper);flex-direction:column;min-width:0;display:flex}.index-header{border-bottom:1px solid var(--hairline);justify-content:space-between;align-items:center;min-height:104px;padding:24px 24px 20px;display:flex}.index-header h1{letter-spacing:-.025em;margin:0;font-size:23px;font-weight:620}.index-header p{color:var(--muted);margin:6px 0 0;font-size:12px}.count-badge{font-variant-numeric:tabular-nums;border:1px solid #bcc1b8;border-radius:50%;place-items:center;min-width:29px;height:29px;font-size:12px;display:grid}.filters{border-bottom:1px solid var(--hairline);background:var(--chalk);padding:14px 16px}.search-field{background:#fff;border:1px solid #c6cac1;border-radius:6px;align-items:center;gap:8px;height:38px;padding:0 10px;display:flex}.search-field svg{width:17px;color:var(--muted)}.search-field input{background:0 0;border:0;outline:0;width:100%;min-width:0;font-size:13px}.filter-row{grid-template-columns:1fr auto;gap:9px;margin-top:10px;display:grid}.filter-row select{background:var(--chalk);min-width:0;color:var(--graphite);border:1px solid #c6cac1;border-radius:5px;padding:8px 28px 8px 9px;font-size:12px}.segmented{background:#e8e9e3;border:1px solid #c6cac1;border-radius:6px;padding:2px;display:flex}.segmented button{color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:4px;padding:5px 9px;font-size:11px}.segmented button.active{background:var(--chalk);color:var(--graphite);box-shadow:0 1px 3px #282d271f}.conversation-list{flex:1;overflow:auto}.conversation-row{border:0;border-bottom:1px solid var(--hairline);text-align:left;cursor:pointer;background:0 0;grid-template-columns:auto 1fr auto;align-items:start;gap:12px;width:100%;min-height:104px;padding:18px;transition:background-color .16s,box-shadow .16s;display:grid;position:relative}.conversation-row:hover{background:#f8f8f3}.conversation-row.selected{z-index:1;background:var(--mineral-soft);box-shadow:inset 3px 0 var(--mineral)}.avatar{color:#40463f;background:#d7d8d1;border-radius:50%;flex:none;place-items:center;width:40px;height:40px;font-size:12px;font-weight:700;display:grid}.avatar.small{width:32px;height:32px}.avatar.large{width:44px;height:44px;font-size:13px}.conversation-copy{min-width:0;display:block}.conversation-name{justify-content:space-between;gap:8px;display:flex}.conversation-name strong{text-overflow:ellipsis;white-space:nowrap;font-size:13px;overflow:hidden}.conversation-name time{color:var(--muted);font-variant-numeric:tabular-nums;flex:none;font-size:10px}.preview{text-overflow:ellipsis;white-space:nowrap;color:#525a53;margin-top:6px;font-size:12px;display:block;overflow:hidden}.channel-label{color:var(--muted);align-items:center;gap:5px;margin-top:9px;font-size:10px;display:flex}.channel-label span{border-radius:50%;width:6px;height:6px}.unread{background:var(--mineral);color:#fff;border-radius:50%;place-items:center;min-width:22px;height:22px;margin-top:28px;font-size:10px;font-weight:700;display:grid}.contact-state{color:var(--muted);white-space:nowrap;border:1px solid #c7cbc2;border-radius:4px;align-self:start;padding:4px 6px;font-size:9px}.thread-panel{background:var(--chalk);min-width:0;min-height:0}.thread-layout{grid-template-rows:auto 1fr auto;height:100%;display:grid}.thread-header{border-bottom:1px solid var(--hairline);align-items:center;gap:12px;min-height:88px;padding:16px 22px;display:flex}.thread-header h2{margin:0;font-size:16px;font-weight:650}.thread-header p{color:var(--muted);align-items:center;gap:6px;margin:5px 0 0;font-size:11px;display:flex}.thread-header .secondary-button{margin-left:auto}.mobile-back{display:none}.message-stream{background-color:#f6f6f1;background-image:linear-gradient(#2b302a06 1px,#0000 1px);background-size:100% 32px;min-height:0;padding:28px clamp(22px,5vw,76px);overflow-y:auto}.date-divider{color:var(--muted);align-items:center;gap:12px;margin:0 0 26px;font-size:10px;display:flex}.date-divider:before,.date-divider:after{content:"";background:var(--hairline);flex:1;height:1px}.message{background:#e4e4de;border-radius:12px 12px 12px 3px;width:fit-content;max-width:min(620px,78%);margin:0 0 15px;padding:12px 14px 9px}.message.outbound{background:var(--mineral-soft);border-radius:12px 12px 3px;margin-left:auto}.message.failed{background:#f2dfdc;border:1px solid #9c3c366b}.message.failed footer span{color:var(--danger);font-weight:650}.message p{white-space:pre-wrap;overflow-wrap:anywhere;margin:0;font-size:13px;line-height:1.65}.message footer{color:var(--muted);justify-content:flex-end;gap:8px;margin-top:5px;font-size:9px;display:flex}.composer{border-top:1px solid var(--hairline);background:var(--chalk);padding:14px 18px 16px}.composer label{margin-bottom:7px;display:block}.composer textarea{resize:none;width:100%;color:var(--graphite);background:#fff;border:1px solid #bdc1b9;border-radius:7px;padding:11px 12px;line-height:1.5}.composer>div{justify-content:space-between;align-items:center;margin-top:8px;display:flex}.composer>div>span{color:var(--muted);font-variant-numeric:tabular-nums;font-size:10px}.send-button{justify-content:center;align-items:center;gap:8px;min-width:106px;display:inline-flex}.send-button svg{width:17px}.no-selection,.state-panel{text-align:center;align-content:center;justify-items:center;height:100%;padding:40px;display:grid}.no-selection h2,.state-panel h2{margin:24px 0 7px;font-size:17px}.no-selection p,.state-panel p{max-width:38ch;color:var(--muted);margin:0;font-size:13px;line-height:1.6}.sample-block{gap:6px;width:132px;display:grid;transform:rotate(-2deg)}.sample-block span{background:#e5e4dc;border:1px solid #adb2a9;height:24px}.sample-block span:nth-child(2){background:var(--mineral-soft);width:88%;margin-left:auto}.empty-mark{width:50px;height:50px;color:var(--mineral);border:1px solid #b7bcb3;border-radius:50%;place-items:center;display:grid}.state-panel .secondary-button{margin-top:18px}.state-actions{flex-wrap:wrap;justify-content:center;gap:9px;margin-top:20px;display:flex}.state-actions .secondary-button{margin-top:0}.state-feedback{margin-top:13px!important;font-size:11px!important}.skeleton-list{overflow:hidden}.skeleton-list>div{border-bottom:1px solid var(--hairline);grid-template-columns:40px 1fr;gap:12px;height:104px;padding:18px;display:grid}.skeleton-list span{background:#dddeda;border-radius:50%;width:40px;height:40px}.skeleton-list p,.skeleton-list small,.skeleton-title,.skeleton-message{background:linear-gradient(90deg,#dedfda,#eee,#dedfda) 0 0/200% 100%;border-radius:3px;animation:1.3s linear infinite shimmer}.skeleton-list p{width:72%;height:12px;margin:3px 0}.skeleton-list small{width:92%;height:9px;margin-top:10px}@keyframes shimmer{to{background-position:-200% 0}}.thread-skeleton{height:100%;padding:24px}.skeleton-title{width:220px;height:42px}.skeleton-message{width:42%;height:72px;margin-top:90px}.skeleton-message.outbound{margin-top:22px;margin-left:auto}.settings-surface{background:var(--chalk);grid-column:2/-1;min-width:0;min-height:0;overflow-y:auto}.settings-header{border-bottom:1px solid var(--hairline);justify-content:space-between;align-items:center;gap:28px;min-height:126px;padding:30px clamp(28px,5vw,72px);display:flex}.settings-header h1{letter-spacing:-.025em;margin:0;font-size:26px;font-weight:620}.settings-header p{max-width:58ch;color:var(--muted);margin:8px 0 0;font-size:13px;line-height:1.6}.settings-body{width:min(920px,100%);padding:14px clamp(28px,5vw,72px) 56px}.settings-group{border-bottom:1px solid var(--hairline);grid-template-columns:minmax(180px,.8fr) minmax(360px,1.7fr);gap:clamp(32px,6vw,80px);padding:34px 0;display:grid}.settings-group h2{margin:0;font-size:16px;font-weight:650}.settings-group>div:first-child p{color:var(--muted);margin:8px 0 0;font-size:12px;line-height:1.65}.channel-table{display:grid}.channel-table>div{border-bottom:1px solid #dcddd7;grid-template-columns:8px minmax(110px,1fr) auto;align-items:center;gap:9px;min-height:58px;padding:10px 2px;display:grid}.channel-table>div:last-child{border-bottom:0}.channel-table strong{font-size:13px}.channel-table>div>span:nth-of-type(2){font-size:12px;font-weight:650}.channel-table small{color:var(--muted);grid-column:2/-1;font-size:10px}.service-facts{margin:0}.service-facts>div{border-bottom:1px solid #dcddd7;justify-content:space-between;gap:24px;padding:13px 0;display:flex}.service-facts dt{color:var(--muted);font-size:12px}.service-facts dd{font-variant-numeric:tabular-nums;margin:0;font-size:12px;font-weight:650}.security-note{background:var(--paper);padding:16px 18px}.security-note strong{font-size:13px}.security-note p{color:var(--muted);margin:6px 0 0;font-size:12px;line-height:1.65}.sync-control{align-self:start}.sync-control p{color:var(--muted);margin:10px 0 0;font-size:12px;line-height:1.6}@media (width<=1040px){.app-shell{grid-template-columns:72px minmax(310px,390px) 1fr}.wordmark.compact{align-items:center;padding:24px 4px;font-size:9px}.nav-rail .nav-item{justify-content:center;padding:0}.nav-rail .nav-item span{display:none}.nav-item.active{box-shadow:inset 3px 0 var(--mineral)}.channel-health{margin-inline:12px}.channel-health span:not(.channel-dot),.channel-health small{display:none}.channel-health>div{justify-content:center;display:flex}.account-button{justify-content:center;padding:10px 4px;display:flex}.account-button>span:not(.avatar),.account-button svg{display:none}}@media (width<=760px){.auth-shell{background:var(--limestone);padding:14px}.login-panel{min-height:0;display:block}.login-brand{border-bottom:1px solid #cbcec6;border-right:0;min-height:142px;padding:24px}.brand-note{margin-top:32px}.login-content{padding:34px 24px 28px}.login-copy h1{white-space:normal;font-size:clamp(29px,9vw,34px)}.login-panel form{margin-top:30px}.login-panel input{font-size:16px}.app-shell{grid-template-columns:1fr;height:100dvh}.nav-rail{display:none}.mobile-section-nav{border-bottom:1px solid var(--hairline);background:var(--limestone);flex:none;grid-template-columns:repeat(4,1fr);min-height:58px;display:grid}.mobile-section-nav .nav-item{border-radius:0;flex-direction:column;justify-content:center;gap:3px;min-width:0;min-height:58px;padding:5px 2px;font-size:10px}.mobile-section-nav .nav-item svg{width:17px;height:17px}.mobile-section-nav .nav-item.active{box-shadow:inset 0 -2px var(--mineral)}.conversation-index{border-right:0}.thread-panel,.app-shell.thread-open .conversation-index{display:none}.app-shell.thread-open .thread-panel{display:block}.mobile-back{flex:none;display:grid}.thread-header{padding:12px 10px}.thread-header .avatar{display:none}.thread-header .secondary-button{padding-inline:9px}.message-stream{padding:22px 14px}.message{max-width:88%}.composer{padding:11px 12px calc(12px + env(safe-area-inset-bottom))}.settings-surface{grid-column:1}.settings-header{align-items:flex-start;min-height:0;padding:24px 20px}.settings-header h1{font-size:23px}.settings-header .secondary-button{flex:none}.settings-body{padding:0 20px 36px}.settings-group{padding:26px 0;display:block}.settings-group>div:first-child{margin-bottom:18px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}