/* Presentation only: existing message text, storage and access rules remain intact. */
.thread-list .virtual-thread{height:78px;min-height:78px;max-height:78px;overflow:hidden}.thread-spacer{width:1px;pointer-events:none}
:root{--ink:#20342f;--muted:#60746d;--accent:#186550;--accent-light:#e8f4ee;--border:#dee7e1;--bg:#f5f7f5;--out:#e5f3eb;--danger:#a9362d;font-family:"Malgun Gothic","Apple SD Gothic Neo",system-ui,sans-serif}
body{font-size:14px;letter-spacing:-.2px}button,input,select,textarea{font:inherit;letter-spacing:inherit}button,a,input,select,textarea{touch-action:manipulation}
input::placeholder,textarea::placeholder{color:#74857d;opacity:1}input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px;box-shadow:none}
.primary{border-radius:10px;min-height:44px;font-weight:600;justify-content:center;padding:11px 17px;gap:12px}.quiet,.more{font-size:13px;min-height:38px;color:#51665c;border-radius:8px}.quiet:hover,.more:hover{background:var(--accent-light);color:var(--accent)}.primary:disabled{background:#e4e9e5;color:#78857b;opacity:1}.link{font-size:13px;font-weight:500}
.brand{font-size:19px;letter-spacing:-.6px;font-weight:700;gap:10px}.brand-mark{border-radius:14px;background:var(--accent);box-shadow:none}.brand-mark.small{border-radius:10px;width:34px;height:34px}.brand-role{font-size:12px;letter-spacing:0;font-weight:500;color:var(--muted);border-left:1px solid var(--border);padding-left:10px;margin-left:2px}
.login-page{padding:30px 20px;background:radial-gradient(ellipse at 20% 0%,#e5f0e9,transparent 58%),var(--bg)}.login-card{width:448px;padding:34px 34px 28px;border-radius:20px;background:#fff;border:1px solid var(--border);box-shadow:0 16px 50px #173c2410}.login-card .eyebrow{font-size:11px;letter-spacing:1.8px;margin-top:22px;color:#537266}.login-card h1{font-size:29px;letter-spacing:-1.1px;margin:10px 0 12px}.login-card .intro{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:25px}.login-card label{font-size:13px;margin:15px 0 7px;font-weight:600}.login-card input{padding:12px 13px;min-height:46px;background:#fff;border-color:#d5e1d9}.login-card #username{margin-bottom:0}.login-card .primary{margin-top:20px;justify-content:space-between}
.login-card .error:empty{min-height:0;margin:0}.login-card .error:not(:empty){padding:11px 12px;background:#fff0ed;border-radius:8px;margin:14px 0;color:var(--danger);font-size:13px}.login-note{font-size:12px;line-height:1.8;margin-top:24px;padding-top:18px}.login-note small{font-size:12px;margin:5px 0 0 15px}.login-links{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:20px}.login-card .link{margin:0;min-height:28px;display:inline-flex;align-items:center}.login-card .more{margin-top:16px;background:var(--bg);font-size:13px}
.download-note{margin-top:18px;padding-top:16px;border-color:var(--border)}summary{cursor:pointer;font-weight:600;font-size:13px;color:var(--accent)}.download-note p{font-size:12px;color:var(--muted);line-height:1.8;margin:12px 0}.download-note .download-button{display:flex;font-size:13px}
.topbar{height:78px;padding:0 24px;gap:24px;background:#fff}.phone-control{min-width:180px;max-width:270px}.phone-control label{font-size:11px;margin-bottom:4px}.phone-control select{min-height:36px;font-size:13px;background:#f3f6f3;border-color:var(--border);padding:6px 10px}.connection{font-size:12px;color:var(--accent);background:var(--accent-light);padding:6px 10px;border-radius:20px}.connection.offline{background:#fff3e2;color:#805619}.top-actions{align-items:center;gap:8px}
.tools-menu{position:relative}.tools-menu>summary{display:flex;align-items:center;gap:18px;list-style:none;min-height:38px;padding:8px 12px;border:1px solid var(--border);border-radius:9px;color:var(--ink);background:#fff}.tools-menu>summary::-webkit-details-marker{display:none}.tools-popover{position:absolute;right:0;top:calc(100% + 8px);display:grid;gap:3px;width:200px;padding:7px;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:0 12px 32px #1931261a;z-index:20}.tools-popover .quiet{display:flex;align-items:center;text-align:left;white-space:normal;padding:10px 12px;width:100%}.tools-popover #logout{border-top:1px solid var(--border);border-radius:0 0 7px 7px;margin-top:4px}
#workspace .shell{grid-template-columns:320px minmax(0,1fr)}.sidebar{padding:23px 12px 14px;border-color:var(--border)}.sidebar-heading{padding:0 10px 17px}.sidebar-heading h2{font-size:20px}.sidebar-heading span{font-size:12px}.sidebar-heading button{width:auto;height:34px;padding:5px 10px;border-radius:8px;background:var(--accent-light);border:0;color:var(--accent);font-size:12px;font-weight:600;line-height:normal}.search-wrap{margin:0 8px 10px;min-height:42px;background:#f3f6f3;border:1px solid var(--border);border-radius:10px}.search-wrap input{padding:10px 0;font-size:13px}.search-actions{display:flex;gap:7px;padding:0 8px 14px;align-items:center}.search-actions .more,.search-actions .quiet{flex:1;margin:0;padding:7px 5px;font-size:12px;min-height:34px;text-align:center}
.thread{border-radius:10px;padding:13px 10px;gap:12px;min-height:78px}.thread.selected{background:#e9f3ed}.avatar{border-radius:50%;width:40px;height:40px;background:#edf2ed;color:#5e7868}.thread-title{font-size:14px}.thread-snippet{font-size:12px;margin-top:5px;color:#64776c}.thread-meta{font-size:11px;color:#6d8174;gap:10px}
.conversation{grid-template-rows:78px minmax(0,1fr) auto}.conversation-header{padding:0 28px;gap:12px}.conversation-header>div{min-width:0}.conversation-header h2{font-size:19px;overflow-wrap:anywhere}.conversation-header p{font-size:12px;color:var(--muted)}.conversation-header #favorite{margin-left:auto;font-size:12px}.read-only-note{display:none}.messages{background:#f6f8f5;padding:24px 28px;gap:14px}.message{max-width:min(76%,540px);min-width:0}.bubble{font-size:14px;line-height:1.7;padding:10px 14px;color:var(--ink);border-color:#e1e8e1;border-radius:14px 14px 14px 4px}.outgoing .bubble{background:var(--out);border-color:#d9e8dd;border-radius:14px 14px 4px 14px}.message-time{font-size:11px;color:#718174;margin-top:5px}.date-divider{font-size:11px;color:#60756a;padding:4px 12px;border-color:#e0e8df;background:#fdfefd}
.empty-icon{background:#eaf0e9;border:0;color:#5f7b65;border-radius:18px}.empty h3{font-size:18px;color:#3c5a48;font-weight:600}.empty p{font-size:13px;color:#6a7d70}.loading{font-size:13px;color:#63776a}.composer{padding:16px 24px 13px}.address-row{gap:12px;margin-bottom:10px;grid-template-columns:minmax(0,1fr) minmax(170px,.62fr)}.address-row label span{font-size:12px}.address-row input,.address-row select{font-size:13px;min-height:39px;background:#fff;padding:8px 10px}
.template-tools{margin:0 0 9px}.template-tools>summary{font-weight:500;font-size:12px;color:#60766a;min-height:22px}.template-row{margin:8px 0 11px;gap:7px}.template-row select{flex:1;max-width:380px;padding:8px;min-height:36px;font-size:12px}.template-row .quiet{font-size:12px;padding:6px 8px;min-height:34px}.compose-row textarea{font-size:14px;min-height:66px;max-height:150px;padding:11px 13px;line-height:1.6;resize:vertical}.compose-row .primary{min-width:90px;align-self:stretch}.compose-footer{font-size:11px;color:#6a7d6c;line-height:1.6;align-items:baseline;margin-top:8px}.compose-footer #body-count{white-space:nowrap}#unlock{font-size:11px}
.feature-dialog{border-radius:16px;padding:24px;max-width:calc(100vw - 28px)}.feature-dialog h2{font-size:19px}.search-result{padding:14px;background:#f7f9f6;border-radius:10px;font-size:14px}.search-result small{font-size:12px}.attachment-row{margin-top:7px;gap:7px}.attachment-row .more{font-size:12px;min-height:34px}.demo-note{font-size:12px;padding:7px 16px;border-bottom:1px solid #eadebd}.toast,.admin-notice{font-size:13px;line-height:1.6;border-radius:10px;overflow-wrap:anywhere}
.admin-body{background:#f5f7f5}.admin-page{max-width:1120px;padding:0 28px 60px}.admin-top{padding:22px 0;min-height:82px;gap:15px}.admin-top>div{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.admin-top .quiet,.admin-top .more{margin:0;font-size:12px}.admin-intro{padding:28px 0 21px}.admin-intro .eyebrow{font-size:11px;letter-spacing:1px;color:#527061}.admin-intro h1{font-size:29px;margin:8px 0 9px;letter-spacing:-1px}.admin-intro p{font-size:14px;line-height:1.7;color:var(--muted)}
.admin-tabs{display:flex;gap:5px;padding:6px;background:#e9eee9;border:1px solid #dfe6dd;border-radius:12px;margin-bottom:22px}.admin-tabs a{border:0;background:transparent;padding:10px 16px;border-radius:8px;font-size:13px;color:#53675b;min-height:40px;display:flex;align-items:center;justify-content:center}.admin-tabs a:hover{background:#f4f7f3;color:var(--accent)}.admin-tabs a[aria-current=page]{background:#fff;color:var(--accent);font-weight:600;box-shadow:0 1px 4px #243f2110}
.admin-card{padding:25px;border-radius:14px;border-color:#e0e7df;margin:0}.admin-card h2{font-size:19px;margin-bottom:8px;letter-spacing:-.6px}.admin-card h3{font-size:16px;margin:0}.admin-card p,.muted{font-size:13px;line-height:1.75;color:var(--muted)}.admin-card input:not([type=checkbox]),.admin-card select{font-size:14px;min-height:44px;padding:10px 12px}.admin-card input[type=checkbox]{accent-color:var(--accent)}.admin-two{display:contents}.admin-card .primary{margin-top:15px;font-size:14px;display:inline-flex;max-width:100%}
.phone-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,285px),1fr));gap:15px;margin-top:22px}.phone-card{padding:19px;border-radius:12px;background:#fcfdfb;border:1px solid #e0e7dc}.phone-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:14px}.phone-heading h3{overflow-wrap:anywhere;line-height:1.5}.status-badge{display:inline-flex;border-radius:20px;padding:4px 9px;font-size:12px;line-height:1.4;background:#eef1eb;color:#697669;white-space:nowrap}.status-badge.online{background:#e1f3e6;color:#28653e}.status-badge.offline{background:#fff0df;color:#90672f}.status-badge.blocked{background:#f5e7e2;color:#9c4f3e}.phone-meta{font-size:12px!important;line-height:1.9!important;color:#637568!important;min-height:76px;white-space:pre-line}.phone-settings{margin-top:15px;border-top:1px solid #e1e7dc;padding-top:12px}.phone-settings summary{color:#55715d;font-size:12px}.phone-settings .more{font-size:12px;width:100%;margin:8px 0 0;min-height:38px;color:var(--accent)}.phone-settings label:not(.checkline){margin-top:12px}.phone-settings input{font-size:13px!important}.checkline{font-size:13px;line-height:1.7;align-items:flex-start}.checkline input{flex:0 0 auto;margin-top:4px}
.registration-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;padding:0;margin:23px 0;list-style:none;counter-reset:registration}.registration-steps li{counter-increment:registration;display:grid;grid-template-columns:28px 1fr;gap:5px 10px;align-content:start}.registration-steps li:before{content:counter(registration);grid-row:span 2;display:grid;place-items:center;width:28px;height:28px;background:var(--accent-light);color:var(--accent);border-radius:50%;font-weight:600;font-size:12px}.registration-steps strong{font-size:13px;font-weight:600;line-height:1.7}.registration-steps span{font-size:12px;color:var(--muted);line-height:1.7}#register-card #invite-form{max-width:480px;border-top:1px solid var(--border);padding-top:8px;margin-top:22px}#register-card #invite-result{max-width:480px;border-top:1px solid var(--border);margin-top:25px;padding-top:10px}.registration-code{font-size:15px;letter-spacing:.7px;user-select:all;background:#f1f6ef;color:#2c573d}.download-button{margin-top:12px;justify-content:center!important;font-size:13px}
.download-choices{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:23px}.download-choice{background:#f6f9f4;border:1px solid #e0e8db;padding:20px;border-radius:12px;min-width:0}.download-choice h3{font-size:16px;margin-bottom:9px}.download-choice p{min-height:48px;font-size:13px}.download-choice .download-link{display:flex;margin:16px 0 0;min-height:42px;justify-content:center;align-items:center;background:#fff;color:var(--accent);font-size:13px;white-space:normal;text-align:center}.download-choice:first-child .download-link{background:var(--accent);color:#fff;border-color:var(--accent)}.setup-warning{margin-top:22px;padding-top:17px;border-top:1px solid var(--border)}.setup-warning summary{color:#7b643f}.setup-warning p{margin-top:12px;font-size:12px}.admin-empty{padding:34px 15px;text-align:center}.admin-empty h3{margin-bottom:8px}.admin-empty .primary{margin-top:18px}
#users-card{max-width:760px}#users-card #user-select{margin:18px 0 0}#users-card #user-form{margin-top:19px}.permission-row{padding:13px 0;font-size:13px;gap:18px;flex-wrap:wrap}.permission-row>span{font-weight:500;min-width:150px;overflow-wrap:anywhere}.permission-row input{accent-color:var(--accent)}.audit-list{max-height:540px;margin-top:18px;line-height:1.8}.audit-list>div{padding:13px 0;border-bottom:1px solid var(--border);color:#3d5847;overflow-wrap:anywhere}.domain-note{margin-top:22px;padding:14px 16px;background:#eef3ec;border-radius:10px;font-size:12px;line-height:1.8;color:#556c58;overflow-wrap:anywhere}.domain-note a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
@media(min-width:1500px){.messages{padding:28px 42px}#workspace .shell{grid-template-columns:340px minmax(0,1fr)}}
@media(max-width:1080px){.topbar{gap:16px;padding:0 18px}.topbar .connection{display:none}#workspace .shell{grid-template-columns:280px minmax(0,1fr)}.conversation-header{padding:0 20px}.messages{padding:20px}.composer{padding:14px 18px}.conversation-header #favorite{font-size:12px}.admin-top{flex-wrap:wrap}}
@media(max-width:720px){
  .topbar{height:auto;min-height:0;padding:12px 14px;gap:12px;flex-wrap:wrap;justify-content:space-between}.topbar .brand{font-size:17px}.phone-control{order:3;flex-basis:100%;max-width:none;min-width:0}.phone-control label{display:none}.phone-control select{min-height:38px;width:100%}.top-actions{width:auto;margin-left:auto;border:0;padding:0;justify-content:flex-end;gap:5px}.top-actions button{padding:8px 10px}.top-actions .quiet{font-size:12px;min-height:38px}.tools-menu>summary{font-size:12px;gap:10px}.tools-popover{width:190px;top:calc(100% + 5px)}
  #workspace .shell{display:block;grid-template-columns:none}.sidebar{height:100%;padding-top:18px}.sidebar-heading{padding-bottom:14px}.sidebar-heading button{height:38px;padding:6px 12px}.conversation{height:100%;grid-template-rows:70px minmax(0,1fr) auto}.conversation-header{padding:0 11px;gap:6px}.conversation-header h2{font-size:16px}.conversation-header p{font-size:11px}.conversation-header #favorite{font-size:11px;padding:7px 5px;min-height:36px;flex:0 0 auto}.conversation-header #back{min-width:35px;padding:7px 4px}.messages{padding:17px 14px 21px;gap:13px}.message{max-width:87%}.bubble{font-size:14px;padding:9px 12px}.message-time{font-size:10px}
  .composer{padding:11px 12px max(10px,env(safe-area-inset-bottom))}.address-row{grid-template-columns:minmax(0,1fr) minmax(110px,.6fr);gap:7px;margin-bottom:8px}.address-row label span{display:none}.address-row input,.address-row select{font-size:16px;min-height:39px;padding:7px 8px}.compose-row{gap:7px}.compose-row textarea{font-size:16px;min-height:60px;max-height:110px;padding:9px 10px}.compose-row .primary{min-width:64px;padding:10px 12px;font-size:13px;gap:5px}.compose-row .primary span{display:none}.template-tools{margin-bottom:8px}.template-tools summary{font-size:12px}.template-row select{width:100%;max-width:none;flex-basis:100%;font-size:16px}.template-row .quiet{font-size:12px;padding:5px 7px}.compose-footer{font-size:10px;gap:9px}.compose-footer #body-count{display:none}
  .login-page{padding:20px 16px}.login-card{padding:29px 24px 23px}.login-card h1{font-size:27px}.login-card input{font-size:16px}.login-card .intro{font-size:14px}.login-links{gap:9px}.login-card .link{font-size:12px}.admin-page{padding:0 15px 40px}.admin-top{padding:18px 0;gap:13px}.admin-top .brand{font-size:18px}.admin-top>div{gap:3px;width:100%;justify-content:space-between}.admin-top .quiet,.admin-top .more{font-size:12px;padding:7px 8px;min-height:40px}.admin-intro{padding:23px 0 17px}.admin-intro h1{font-size:27px}.admin-intro p{font-size:13px}.admin-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;padding:5px}.admin-tabs a{font-size:12px;padding:8px 4px;min-height:42px;white-space:normal}
  .admin-card{padding:20px 17px}.admin-card h2{font-size:18px}.admin-card p{font-size:13px}.phone-grid{grid-template-columns:1fr;gap:13px}.phone-card{padding:17px}.phone-meta{min-height:0}.phone-settings summary{font-size:13px;min-height:28px}.registration-steps{grid-template-columns:1fr;gap:15px;margin:21px 0}.registration-steps strong{font-size:14px}.registration-steps span{font-size:13px}.registration-steps li:before{width:29px;height:29px}.registration-code{font-size:14px}.download-choices{grid-template-columns:1fr;gap:13px;margin-top:19px}.download-choice{padding:18px}.download-choice p{min-height:0}.download-choice .download-link{min-height:44px;font-size:13px}.admin-card input:not([type=checkbox]),.admin-card select{font-size:16px}.permission-row{gap:12px}.permission-row>span{flex-basis:100%}.permission-row label{min-height:36px;align-items:center}.domain-note{font-size:12px;margin-top:18px;padding:12px 14px}.feature-dialog{padding:17px}.feature-dialog h2{font-size:17px}.feature-dialog header{gap:10px}.feature-dialog .quiet{font-size:13px;min-height:40px}.feature-dialog #feature-content{max-height:68dvh}
}
.ui-version{display:grid;gap:7px;padding:17px 19px;margin:20px 0;border:1px solid var(--border);border-radius:12px;background:#f5f8f4}.ui-version>span{color:var(--muted);font-size:12px}.ui-version>strong{font-size:18px;overflow-wrap:anywhere}.ui-version>p{margin:0!important;white-space:pre-wrap}.ui-result{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.8;color:var(--accent)}.ui-result:empty{display:none}.ui-secondary{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.ui-secondary button{min-height:42px}.ui-secondary button:disabled{opacity:.5;cursor:default}#ui-form .checkline{gap:9px;align-items:flex-start;line-height:1.8}#ui-form .primary{margin-top:15px}#ui-preview{white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:18px}#ui-file{max-width:100%;white-space:normal;font-size:13px}#ui-file::file-selector-button{margin-right:12px;padding:8px 11px;color:var(--accent);background:var(--accent-light);border:0;border-radius:7px;font:inherit}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important}}
.sync-time{font-size:11px;color:var(--muted);white-space:nowrap}.unread-summary{display:flex;justify-content:space-between;align-items:center;gap:8px;margin:0 8px 12px}.unread-summary>span,.unread-label{font-size:11px;border-radius:20px;background:#e0f0e7;color:#196141;font-weight:700;padding:3px 7px}.unread-summary small{font-size:10px;color:var(--muted)}.is-unread .thread-title{font-weight:800}.is-unread .thread-snippet{color:#324e40}.search-actions{flex-wrap:wrap}.search-actions .quiet{white-space:normal}.user-toolbar{display:flex;gap:10px;align-items:center;margin:20px 0 13px}.user-toolbar input{flex:1;min-width:0}.user-toolbar .more{margin:0;white-space:nowrap}.user-list{display:grid;gap:10px;margin-bottom:20px;max-height:400px;overflow:auto}.user-row{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:14px;background:#f6f9f5;border:1px solid var(--border);border-radius:10px}.user-row>div:first-child{min-width:0}.user-row strong{display:block;overflow-wrap:anywhere}.user-row small{color:var(--muted);font-size:12px}.user-row-actions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.user-editor-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.danger-button{border:1px solid #e0b8b1;background:#fff5f3;color:#a23429;border-radius:8px;padding:8px 12px;font-size:13px;min-height:38px}.danger-button:hover{background:#fee9e4}.danger-button:disabled{opacity:.5}
.messages>.empty{min-height:0;padding:18px 0}
@media(max-width:1080px){.sync-time{display:none}}
@media(max-width:720px){.topbar .connection{display:inline-flex;order:4;font-size:11px;padding:4px 8px}.user-row{align-items:flex-start;flex-direction:column;gap:10px}.user-row-actions{justify-content:flex-start}.user-toolbar{flex-wrap:wrap}.user-editor-actions .primary{margin-top:0}}

/* Prepared 2026-10-24: visual states and a resizable conversation list. */
#workspace .shell{grid-template-columns:var(--sidebar-width,380px) 10px minmax(0,1fr)}
.sidebar{border-right:0;padding:18px 10px 12px}
.sidebar-heading{flex-wrap:wrap;row-gap:6px;padding-bottom:14px}
.sidebar-heading h2{font-size:19px;white-space:nowrap}
.sidebar-heading #thread-count{font-size:11px}
.sidebar-heading #new-message{flex-shrink:0}
.unread-summary{align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.unread-summary #unread-count{background:#155bc0;color:#fff;font-size:12px;padding:5px 9px}
.unread-summary #read-count{background:#edf0f3;color:#455568;font-size:12px;padding:5px 9px}
.unread-summary #read-scope{margin-left:auto;color:#596a79;font-size:11px}
.read-filters{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;margin:0 8px 12px;padding:4px;background:#edf1f5;border-radius:10px}
.read-filters .quiet{min-width:0;min-height:38px;padding:7px 4px;border:1px solid transparent;color:#536273;font-weight:600}
.read-filters .quiet[aria-pressed=true]{background:#fff;color:#184f9c;border-color:#c3d6ed;box-shadow:0 1px 3px #20395910}
.search-wrap{margin-bottom:8px}
.search-actions{padding-bottom:9px}
.sidebar-width-tools{display:flex;justify-content:space-between;gap:10px;align-items:center;margin:0 8px;padding:0 0 9px;color:#5d6c7b;font-size:11px}
.sidebar-width-tools>div{display:grid;gap:2px}
.sidebar-width-tools small{font-size:10px;color:#637486}
.sidebar-width-tools .quiet{font-size:11px;min-height:30px;padding:4px 7px}
.sidebar-resizer{position:relative;cursor:col-resize;touch-action:none;background:#edf1f4;border-left:1px solid #d7e0e7;border-right:1px solid #d7e0e7;z-index:2;outline-offset:-2px}
.sidebar-resizer::after{content:'';position:absolute;top:calc(50% - 22px);left:3px;width:2px;height:44px;border-radius:2px;background:#8298ab}
.sidebar-resizer:hover,.sidebar-resizer:focus-visible,.resizing-sidebar .sidebar-resizer{background:#d6e6fb;outline:2px solid #2868be;outline-offset:-2px}
.resizing-sidebar,.resizing-sidebar *{cursor:col-resize!important;user-select:none!important}
.thread{border:1px solid transparent;border-left:4px solid transparent;border-radius:9px;padding:10px 9px;gap:9px;min-height:78px;margin-bottom:3px;background:#fff}
.thread.is-unread{background:#edf5ff;border-color:#d4e4fa;border-left-color:#2369ce}
.thread.is-unread:hover{background:#e2efff}
.thread.is-read{background:#fff;border-color:#e8edf0}
.thread.is-read:hover{background:#f5f7fa}
.thread.selected{box-shadow:inset 0 0 0 2px #2b6854;background:#eaf4ed}
.thread.selected.is-unread{background:#e8f0fc;border-left-color:#155bc0}
.thread.is-unread .avatar{background:#d4e6ff;color:#1756a6}
.thread.is-read .avatar{background:#edf1f3;color:#68798a}
.thread-title{font-size:15px;color:#263c50}
.thread.is-unread .thread-title{font-weight:800;color:#143d76}
.thread.is-read .thread-title{font-weight:550;color:#4c5c6c}
.thread-snippet{font-size:12px;color:#667589}
.thread.is-unread .thread-snippet{color:#294c7b}
.thread-meta{flex:0 0 auto;font-size:11px;gap:7px;color:#5d6b7b;padding-top:0;align-self:center}
.unread-label,.read-label{display:inline-flex;align-items:center;justify-content:center;min-width:51px;white-space:nowrap;font-size:11px;line-height:1.4;padding:4px 7px;border-radius:6px;font-weight:700}
.unread-label{background:#155bc0;color:#fff}
.read-label{background:#edf1f5;color:#546475;border:1px solid #dce3ea}
.thread:focus-visible{outline:3px solid #2671d9;outline-offset:-3px}
.refresh-progress{font-size:11px;color:#5d6c7b;margin:0 8px 7px;min-height:17px}
@media(max-width:1080px){.sidebar-heading h2{font-size:17px}.sidebar-heading #new-message{font-size:11px;padding:4px 7px}.thread .avatar{width:32px;height:32px;font-size:14px}}
@media(max-width:720px){
  #workspace .shell{display:block;grid-template-columns:none}
  .sidebar-resizer,.sidebar-width-tools{display:none}
  .sidebar{padding:14px 10px 10px}
  .sidebar-heading{padding-bottom:11px}
  .read-filters .quiet{min-height:42px}
  .thread .avatar{width:38px;height:38px}
  .thread{gap:10px;padding:11px 10px}
  .thread-title{font-size:15px}
}

/* Readability and composer sizing; scoped to the message screen. */
#workspace{--message-font-size:18px;--thread-row-height:103px;--composer-text-height:180px}
#workspace .bubble,#workspace .compose-row textarea{font-size:var(--message-font-size);line-height:1.75}
#workspace .bubble{padding:13px 17px}
#workspace .message{max-width:min(88%,760px)}
#workspace .message-time{font-size:clamp(12px,calc(var(--message-font-size) - 4px),16px)}
#workspace .date-divider{font-size:12px}
#workspace .thread-list .thread{height:calc(var(--thread-row-height) - 3px);min-height:calc(var(--thread-row-height) - 3px);max-height:calc(var(--thread-row-height) - 3px);padding:10px 9px;overflow:hidden}
#workspace .thread-title{font-size:calc(var(--message-font-size) - 1px);line-height:1.4}
#workspace .thread-snippet{font-size:calc(var(--message-font-size) - 3px);line-height:1.4;margin-top:4px}
#workspace .thread-meta{font-size:clamp(11px,calc(var(--message-font-size) - 5px),15px)}
#workspace .thread .unread-label,#workspace .thread .read-label{font-size:clamp(11px,calc(var(--message-font-size) - 6px),14px)}
#workspace .address-row input,#workspace .address-row select{font-size:clamp(15px,calc(var(--message-font-size) - 2px),20px)}
#workspace .composer{--composer-side:24px;padding-top:0;padding-left:var(--composer-side);padding-right:var(--composer-side)}
#workspace .compose-row textarea{height:var(--composer-text-height);min-height:64px;max-height:none;resize:none;padding:13px 15px}
#workspace .compose-row .primary{align-self:flex-end;min-height:54px;min-width:96px;font-size:16px}
#workspace .compose-footer{font-size:12px}
.composer-resizer{display:flex;align-items:center;justify-content:center;gap:10px;min-height:32px;margin:0 calc(-1 * var(--composer-side)) 10px;padding:5px 12px;border-bottom:1px solid #e1e8e3;background:#f5f8f6;color:#526b5e;cursor:row-resize;touch-action:none;font-size:12px;user-select:none;outline-offset:-3px}
.composer-resizer::before{content:'';width:34px;height:4px;flex:0 0 auto;background:#8aa599;border-radius:3px}
.composer-resizer:hover,.composer-resizer:focus-visible,.resizing-composer .composer-resizer{background:#e3efe8;color:#185d52;outline:2px solid #286a55;outline-offset:-2px}
.resizing-composer,.resizing-composer *{cursor:row-resize!important;user-select:none!important}
#display-open{font-size:14px;color:#254c3d;border-color:#d9e4dd;background:#f8faf8}
#display-open span{font-size:17px;font-weight:650;margin-right:5px}
.display-dialog{color:#203b30;background:#fff;width:480px;max-width:calc(100vw - 24px);max-height:calc(100dvh - 32px);margin:auto;padding:24px;border:1px solid #d8e4dc;border-radius:18px;box-shadow:0 24px 80px #15322533;overflow:auto}
.display-dialog::backdrop{background:#18332f55}
.display-dialog header{display:flex;justify-content:space-between;align-items:center;gap:12px}
.display-dialog h2{font-size:22px;letter-spacing:-.6px}
.display-dialog .quiet{font-size:15px;min-height:42px}
.display-intro{font-size:14px;color:#5c7065;line-height:1.7;margin:7px 0 20px}
.display-setting{border-top:1px solid #e3eae5;padding:18px 0 0;margin-top:18px}
.display-setting label{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:16px;font-weight:650;margin-bottom:10px}
.display-setting output{font-size:15px;color:#1b6048;font-variant-numeric:tabular-nums;white-space:nowrap}
.display-setting input[type=range]{width:100%;height:32px;accent-color:#216b51;margin:0;box-shadow:none}
.display-range-labels{display:flex;justify-content:space-between;font-size:12px;color:#667c6e;margin-top:2px}
.display-setting select{width:100%;font-size:16px;min-height:44px;padding:8px 12px;background:#fff}
.display-setting small{display:block;font-size:13px;color:#607567;line-height:1.6;margin-top:9px}
.display-preview{font-size:18px;line-height:1.75;background:#f1f6f1;padding:13px 15px;margin-top:12px;border:1px solid #dfe8df;border-radius:10px;overflow-wrap:anywhere}
.display-dialog footer{display:flex;align-items:center;gap:15px;justify-content:space-between;border-top:1px solid #e3eae5;margin-top:22px;padding-top:16px}
.display-dialog footer p{font-size:12px;line-height:1.7;color:#607567}
@media(max-width:1050px){#workspace .composer{--composer-side:18px}}
@media(max-width:720px){
  #workspace .topbar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;padding:10px 12px}
  #workspace .topbar .brand{grid-column:1;grid-row:1;font-size:16px;gap:7px}
  #workspace .topbar .top-actions{grid-column:2;grid-row:1;gap:3px}
  #workspace .topbar .phone-control{grid-column:1;grid-row:2;min-width:0;width:100%}
  #workspace .topbar .connection{grid-column:2;grid-row:2;justify-self:end}
  #workspace .topbar #refresh{font-size:11px;padding:6px 7px}
  #workspace .topbar .tools-menu>summary{font-size:11px;padding:6px 8px;gap:7px}
  #workspace .composer{--composer-side:12px}
  #workspace .message{max-width:94%}
  #workspace .messages{padding:14px 12px}
  #workspace .compose-row .primary{min-width:68px;padding:10px;font-size:15px}
  #workspace .compose-footer{font-size:11px;gap:7px}
  #display-open{font-size:0;padding:6px;width:36px;min-width:36px}
  #display-open span{margin:0}
  .display-dialog{padding:20px}
  .display-dialog h2{font-size:21px}
  .display-dialog footer{align-items:flex-start}
}
@media(max-width:720px) and (max-height:600px){
  #workspace .composer-resizer{min-height:26px;margin-bottom:6px;padding-top:3px;padding-bottom:3px}
}

/* Theme controls and the shared dark palette. Layout and message behavior stay intact. */
.theme-control{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:18px 0 0;font-size:12px;color:var(--muted)}
.theme-control select{width:auto;min-width:116px;min-height:36px;margin:0;padding:7px 10px;font-size:12px}
.admin-top .theme-control{margin:0;gap:7px}
.display-theme-note{display:block;margin-top:8px;color:var(--muted);font-size:12px;line-height:1.6}
:root[data-theme="light"]{color-scheme:light}
:root[data-theme="dark"]{color-scheme:dark;--ink:#e1eaf0;--muted:#a7bac7;--accent:#7bdcba;--accent-light:#193b36;--border:#344654;--bg:#101820;--out:#164438;--danger:#ffb4a7;--surface:#17232e;--raised:#202f3b;--soft:#12202b;scrollbar-color:#506778 #111c25;background:var(--bg)}
html[data-theme="dark"] body,html[data-theme="dark"] .admin-body{background:var(--bg);color:var(--ink)}
html[data-theme="dark"] .login-page{background:radial-gradient(ellipse at 15% 0%,#173532,transparent 60%),var(--bg)}
html[data-theme="dark"] :is(.login-card,.topbar,.sidebar,.conversation-header,.composer,.admin-card,.feature-dialog,.display-dialog,.tools-popover,.user-row){background:var(--surface);color:var(--ink);border-color:var(--border)}
html[data-theme="dark"] :is(.login-card,.display-dialog,.feature-dialog,.tools-popover){box-shadow:0 18px 50px #0005}
html[data-theme="dark"] :is(h1,h2,h3,.brand,.thread-title,.feature-dialog label,.display-dialog label){color:var(--ink)}
html[data-theme="dark"] :is(.muted,.intro,.login-note,.login-card .eyebrow,.admin-intro .eyebrow,.conversation-header p,.phone-control label,.thread-meta,.message-time,.compose-footer,.loading,.empty p,.empty h3,.date-divider,.display-intro,.display-range-labels,.display-setting small,.display-dialog footer p,.display-preview small,.template-tools>summary,.registration-steps span,.download-note p,.theme-control){color:var(--muted)}
html[data-theme="dark"] :is(a,.link,summary,.phone-settings summary){color:var(--accent)}
html[data-theme="dark"] :is(input:not([type="checkbox"]):not([type="radio"]):not([type="range"]),select,textarea){background:#101b25;color:var(--ink);border-color:#445968}
html[data-theme="dark"] :is(input,textarea)::placeholder{color:#91a6b6;opacity:1}
html[data-theme="dark"] :is(input,select,textarea,button){accent-color:var(--accent)}
html[data-theme="dark"] :is(input,select,textarea):disabled{background:#1c2a35;color:#a1b2bf}
html[data-theme="dark"] :is(.quiet,.more,.tools-menu>summary,#display-open){background:var(--surface);color:var(--ink);border-color:var(--border)}
html[data-theme="dark"] :is(.quiet,.more,.tools-menu>summary,#display-open):hover{background:#29423f;color:#b6f1dd}
html[data-theme="dark"] .primary{background:var(--accent);color:#102d24;border-color:var(--accent)}
html[data-theme="dark"] .primary:hover{background:#a0ebce}
html[data-theme="dark"] .primary:disabled{background:#344650;color:#b4c3cb;border-color:#344650;opacity:1}
html[data-theme="dark"] .brand-mark{background:var(--accent);color:#102d24}
html[data-theme="dark"] :is(.search-wrap,.messages,.display-preview,.download-choice,.search-result,.phone-card,.empty-icon,.admin-tabs,.domain-note){background:var(--soft);border-color:var(--border);color:var(--ink)}
html[data-theme="dark"] .search-wrap input{background:transparent}
html[data-theme="dark"] .thread{background:transparent;border-color:var(--border);color:var(--ink)}
html[data-theme="dark"] #workspace .thread.is-read{background:#182631;border-left-color:#607080}
html[data-theme="dark"] #workspace .thread.is-unread{background:#152b46;border-left-color:#7eb6ff}
html[data-theme="dark"] #workspace .thread:hover{background:#263b4c}
html[data-theme="dark"] #workspace .thread.selected{background:#24465e;border-color:#8cbcff;box-shadow:inset 0 0 0 1px #8cbcff}
html[data-theme="dark"] #workspace .thread.is-read .thread-title{color:#d8e3ec}
html[data-theme="dark"] #workspace .thread.is-unread .thread-title{color:#e3efff}
html[data-theme="dark"] #workspace .thread-snippet{color:#adbfcd}
html[data-theme="dark"] #workspace .thread.is-unread .thread-snippet{color:#c8ddfa}
html[data-theme="dark"] #workspace .thread-meta{color:#adc1d0}
html[data-theme="dark"] .avatar{background:#2a3d4d;color:#d4e3f0}
html[data-theme="dark"] #workspace .thread .avatar{background:#2a3d4d;color:#d4e3f0}
html[data-theme="dark"] #workspace .read-filters{background:#263744}
html[data-theme="dark"] #workspace #read-scope,html[data-theme="dark"] .sidebar-width-tools small{color:var(--muted)}
html[data-theme="dark"] :is(.unread-label,#unread-count){background:#225ba8;color:#fff;border-color:#3f7bcc}
html[data-theme="dark"] :is(.read-label,#read-count){background:#2a3e50;color:#d5e3ef;border-color:#52697c}
html[data-theme="dark"] #workspace :is(.read-filters .quiet[aria-pressed="true"],#favorite-filter[aria-pressed="true"]){background:#274e68;color:#edf7ff;border-color:#8cbcff}
html[data-theme="dark"] :is(.bubble,.date-divider){background:var(--raised);color:var(--ink);border-color:#415461}
html[data-theme="dark"] .outgoing .bubble{background:var(--out);color:#e0f7ed;border-color:#34705f}
html[data-theme="dark"] .empty-icon{color:#a7c9bb}
html[data-theme="dark"] :is(.sidebar-width-tools,.composer-resizer){background:#1c2c36;color:#b8cbd7;border-color:var(--border)}
html[data-theme="dark"] .sidebar-resizer{background:#263745;border-color:#425969}
html[data-theme="dark"] .sidebar-resizer:hover,html[data-theme="dark"] .composer-resizer:hover{background:#345347;color:#dcf9ef}
html[data-theme="dark"] .composer-resizer::before{background:#9ebcac}
html[data-theme="dark"] :is(.display-dialog,.feature-dialog)::backdrop{background:#0009}
html[data-theme="dark"] :is(.display-setting,.display-dialog footer,.phone-settings,.permission-row,.audit-list>div,.login-note,.download-note){border-color:var(--border)}
html[data-theme="dark"] :is(.display-font-value,.display-dialog output){background:#203e37;color:#c1f2df}
html[data-theme="dark"] .display-preview{color:var(--ink)}
html[data-theme="dark"] .connection,html[data-theme="dark"] .status-badge.online{background:#1d4335;color:#b0eecb}
html[data-theme="dark"] :is(.connection.offline,.status-badge.offline,.demo-note){background:#46371e;color:#ffe1a3;border-color:#705a35}
html[data-theme="dark"] :is(.error,.danger-button,.status-badge.blocked,.login-card .error:not(:empty)){color:#ffb9ad;background:#432a2b;border-color:#a56f67}
html[data-theme="dark"] :is(.toast,.admin-notice){background:#2c4350;color:#e7f3fa;border-color:var(--border)}
html[data-theme="dark"] .phone-meta{color:var(--muted)!important}
html[data-theme="dark"] :is(.admin-tabs a,.audit-list>div){color:#c4d5df}
html[data-theme="dark"] .admin-tabs a[aria-current="page"]{background:#284b40;color:#b7f1da}
html[data-theme="dark"] :is(.registration-code,.domain-note,.download-choice .download-link){background:#213c34;color:#c0efd9;border-color:var(--border)}
html[data-theme="dark"] .theme-control select{background:#101b25;color:var(--ink)}
html[data-theme="dark"] .display-setting input[type="range"]{accent-color:var(--accent)}
html[data-theme="dark"] ::selection{background:#3a6094;color:#fff}
@media(max-width:720px){.admin-top .theme-control{width:100%;justify-content:flex-start}.theme-control{gap:8px}.theme-control select{min-width:110px}}