/* Dark messenger layout based on the supplied design reference. */
:root{color-scheme:dark;background:#0d1729;color:#e8edf6;--ink:#e8edf6;--muted:#9cabc2;--line:#28344b;--shadow:0 20px 65px #0006}
body{background:#0d1729;color:#e8edf6}
.app{width:calc(100% - 48px);max-width:1640px;height:calc(100dvh - 48px);margin:24px auto;border:1px solid #2c3850;border-radius:10px;background:#192236;box-shadow:0 20px 60px #050b163d}
.masthead{background:#111b2d;border-bottom-color:#273249;height:76px;min-height:76px;padding:0 23px}
.brand-lockup{gap:20px}.fci-logo{background:transparent;padding:0;border-radius:0;width:236px;height:auto}.brand-divider{background:#33405a;height:26px}.product-name{color:#e5ebf7;font-size:21px;letter-spacing:-.6px}.preview-label{color:#a8b6cd}.preview-label:hover{color:white}.preview-label svg{color:#9babc4}
.shell{grid-template-columns:62px 270px minmax(0,1fr) 258px}
.nav-rail{background:#111929;border-right:1px solid #253149;display:flex;flex-direction:column;align-items:center;min-height:0;padding:22px 0 16px;gap:24px}
.rail-profile{padding:0;display:block;border-radius:50%}.rail-profile>.avatar{width:35px;height:35px;font-size:10px}.rail-items,.rail-bottom{display:flex;flex-direction:column;gap:15px;align-items:center}.rail-bottom{margin-top:auto;gap:10px}.nav-rail .icon-btn,.rail-link{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:8px;color:#91a1bc}.nav-rail .icon-btn:hover{background:#202f49;color:#cddcff}.rail-link.selected{background:#233656;color:#86a5ff;position:relative}.rail-link.selected:before{content:"";position:absolute;left:-11px;top:10px;bottom:10px;width:2px;background:#60b34b;border-radius:2px}.rail-link svg,.nav-rail .icon-btn svg{width:19px;height:19px}
.inbox{background:#162033;border-right-color:#273248}.chats-heading{height:78px;min-height:78px;padding:0 20px}.chats-heading h1{font-size:22px;color:#f1f4fa}.chats-heading>.icon-btn{color:#98acd4;background:transparent}.chats-heading>.icon-btn:hover{background:#243350}.inbox-search{margin:0 16px 12px}.inbox-search input{background:#111a2b;border-color:#253249;color:#dce5f5;height:39px;font-size:12px;padding-right:12px}.inbox-search input::placeholder{color:#91a1bb}.inbox-search input:focus{background:#121d31;border-color:#6684c7;outline-color:#243e6833}.inbox-search svg{color:#92a4c3;width:16px;height:16px;top:12px}.inbox-filters{margin:0 17px 6px;border-bottom-color:#2a354a;min-height:37px;gap:22px}.filter{font-size:12px;color:#98a7bf;padding-bottom:10px}.filter:hover{color:#cad8fa}.filter.active{color:#c6d7ff}.filter.active:after{background:#60b34b;height:2px}.conversation-list{padding:3px 9px 12px;scrollbar-color:#3d4b64 transparent}.conversation{padding:16px 10px;gap:10px;border-radius:6px;margin:4px 0}.conversation:hover{background:#1e2c44}.conversation.active{background:#243f94}.conversation.active:before{display:none}.conv-name{color:#dfe6f2;font-size:12.5px;font-weight:600}.conv-preview{color:#a3b1c9;font-size:11px}.conv-time{color:#a0acc3;font-size:9px}.conv-bottom{margin-top:5px}.conversation.active .conv-name,.conversation.active .conv-time{color:#fff}.conversation.active .conv-preview{color:#d2dcf4}.conversation.is-unread .conv-name{color:#eef4ff}.conversation.is-unread .conv-time{color:#a8d498}.unread-dot{background:#60b34b;color:#102909;min-width:18px;height:18px;font-size:10px}.conversation.active .unread-dot{background:#def1d7}.draft-indicator{color:#acdba1}.inbox-footer{background:#162033;min-height:54px;padding:15px 17px;color:#8e9fba;font-size:10px;gap:6px}.status-key{display:flex;align-items:center;gap:6px}.status-key .status-dot.offline{margin-left:8px}.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;flex:none}.status-dot.online{background:#60b34b}.status-dot.offline{background:#ef6d79}
/* Real uploaded pictures replace initials in the same circular frame. */
.avatar,.avatar.sm,.avatar.lg,.chat-identity .avatar,.conversation>.avatar{position:relative;overflow:visible;border-radius:50%;background:#344563;color:#d3dff5}.avatar{width:39px;height:39px;font-size:11px}.avatar.teal{background:#305447;color:#d8eddd}.avatar.rose{background:#574762;color:#efdcf2}.avatar.sand{background:#555041;color:#eee5d2}.avatar.blue{background:#344d6d;color:#d8e7fd}.avatar.navy{background:#314b8b;color:#e6edff}.avatar.group{background:#304265;color:#bad0ff}.avatar.group-c3{background:#42445d;color:#dadcf3}.avatar.group-c4{background:#344e42;color:#c7e3d1}.avatar.group-c6{background:#354658;color:#d3e2ee}.conversation.active .avatar.group{background:#ffffff22;color:white}.avatar img{display:block;width:100%;height:100%;object-fit:cover;border-radius:inherit}.avatar.sm{width:32px;height:32px;font-size:10px}.avatar.lg{width:64px;height:64px;font-size:19px}.avatar.xl{width:88px;height:88px;font-size:27px;border:3px solid #2b3950}.avatar.group.xl svg{width:34px;height:34px}.avatar-initials{display:block;line-height:1}.presence-dot{position:absolute;width:9px;height:9px;right:0;bottom:0;border-radius:50%;border:2px solid #162033;box-sizing:content-box}.presence-dot.online{background:#60b34b}.presence-dot.offline{background:#ef6d79}.avatar.xl .presence-dot{width:13px;height:13px;right:2px;bottom:2px;border-width:3px;border-color:#141d2d}
.workspace{background:#1b2538}.chat-header{height:78px;min-height:78px;background:#172134;border-color:#2a354b;padding:0 24px;gap:12px}.chat-identity{gap:11px}.chat-identity .avatar{width:36px;height:36px}.chat-title{font-size:14px;color:#e9eef8;letter-spacing:-.1px}.chat-subtitle{font-size:10px;color:#a4b1c8;margin-top:3px}.header-actions{gap:8px}.icon-btn{color:#a0b1cd}.icon-btn:hover{background:#263754;color:#e2ebfc}.language-switch{background:#141f33;border-color:#33415b;border-radius:7px}.language-switch button{color:#9dacc6}.language-switch button.active{background:#2b426c;color:#e3ebff}.language-switch button:hover{background:#253956}.chat{background:#1b2538}.messages-scroll{scrollbar-color:#40506c transparent}.messages-inner{max-width:830px;padding:22px 27px 8px}.demo-chat-note{color:#9cacc4;font-size:10px;margin-bottom:16px}.demo-chat-note svg{color:#9daeca}.date-divider{margin:17px 0 24px;gap:12px}.date-divider:before,.date-divider:after{background:#354056;width:35px}.date-divider span{color:#a1adc4;font-size:10px}.message{gap:10px;align-items:flex-start;margin-bottom:20px}.message.own{flex-direction:row-reverse;justify-content:flex-start}.message-avatar{padding:0;margin-top:3px;flex:none;line-height:1;border-radius:50%}.message-avatar:hover{outline:2px solid #738bb766;outline-offset:3px}.message-avatar>.avatar{width:28px;height:28px;font-size:9px}.message-main{max-width:78%;min-width:110px}.message:not(.own) .message-main{min-width:195px}.bubble{background:#2b374d;color:#f0f4fc;border:0;box-shadow:none;border-radius:3px 11px 11px 11px;padding:12px 14px 8px}.message.own .bubble{background:#243f94;border:0;border-radius:11px 3px 11px 11px}.message-text{font-size:13px;line-height:1.65;color:#f0f3f9}.message-name{font-size:10.5px;color:#b4cdf6;margin-bottom:5px}.sender-amy{color:#e1c9ec}.sender-mei{color:#bfdefc}.sender-jordan{color:#e2d3ad}.bubble-footer{margin-top:7px;min-height:17px}.bubble-footer time,.message.own .bubble-footer time{color:#b1c1df;font-size:9px}.original-link{color:#bbcbea;font-size:10px}.original-link:hover{color:white}.original{border-color:#4a5770;color:#d1dbee;font-size:12px}.original strong{color:#becfea}.message.own .original{border-color:#667eba;color:#e1e8fc}.bubble blockquote{background:#19263f;border-color:#8ea8d8;color:#c4d2e9;font-size:11px}.bubble blockquote strong{color:#c3d7f9}.message.own blockquote{background:#1c3376;border-color:#90aaff}.followup-icon{color:#e8c47a}.followup-icon.resolved{color:#a0d98a}.translation-error{border-color:#ffffff24;color:#d1dcf1;font-size:10px}.translation-error button{color:#e0ebff}.pending-spinner{border-color:#b3c6f4;border-top-color:transparent}.bubble-menu>summary{background:#2b374d;color:#bdcdeb}.message.own .bubble-menu>summary{background:#243f94}.message:not(.own) .bubble-menu .menu-panel{right:-7px;left:auto}
.composer-region{background:#182235;border-top:1px solid #2a374d;padding:14px 22px 10px}.composer{background:#141e31;border-color:#33415a;border-radius:9px;box-shadow:none;padding:4px 6px}.composer:focus-within{border-color:#7189c4;box-shadow:none}.composer textarea{color:#e9eef8;font-size:13px;line-height:22px}.composer textarea::placeholder{color:#9baecb}.emoji-picker .icon-btn{color:#9aaeca}.send-button{background:#3555b3;color:#fff;width:35px;height:35px}.send-button:hover{background:#4467c7}.send-button:disabled{background:#23314b;color:#8496b7}.composer-footer{color:#9dacc4;font-size:9px;padding-top:8px}.composer-footer button,.keyboard-hint{font-size:9px}.composer-footer button:hover{color:#d4e2fd}.reply-preview{background:#253959;border-color:#91afe9}.reply-preview strong{color:#c2d8ff}.reply-preview p{color:#b4c6e7}.char-count{color:#b6c7e5}
/* Profile panel from the reference; useful details replace placeholder galleries. */
.profile-sidebar{background:#131c2c;border-left:1px solid #28344a;padding:25px 22px 20px;min-height:0;overflow:auto;scrollbar-width:thin;scrollbar-color:#37475f transparent}.panel-heading{text-align:center;font-size:12px;color:#c6d2e7;letter-spacing:.1px;font-weight:600;margin:0 0 26px}.profile-hero{text-align:center;margin-bottom:29px}.profile-hero h2{font-size:15px;line-height:1.5;letter-spacing:-.1px;font-weight:600;margin:15px 0 4px;color:#edf2fc;overflow-wrap:anywhere}.profile-hero p{color:#a5b3cb;font-size:11px;line-height:1.65}.presence-label.online{color:#99d883}.presence-label.offline{color:#ffa1aa}.profile-facts{margin:0 0 25px;display:grid;gap:19px}.profile-facts>div{display:flex;flex-direction:column;gap:5px}.profile-facts dt{font-size:10px;color:#9aacc7}.profile-facts dd{margin:0;font-size:12px;line-height:1.6;color:#d4deef}.panel-section{padding-top:19px;margin-top:20px;border-top:1px solid #2a364b}.panel-section h3{font-size:11px;color:#b9c8df;font-weight:600;margin-bottom:16px}.panel-member{width:100%;display:flex;align-items:center;gap:10px;padding:10px 0;text-align:left}.panel-member>span:not(.avatar){flex:1;min-width:0}.panel-member strong,.shipment-link strong{display:block;font-size:11px;font-weight:550;color:#dde7f8}.panel-member small,.shipment-link small{display:block;font-size:10px;color:#a3b4d0;margin-top:4px;line-height:1.5}.panel-member>svg{width:13px;height:13px;color:#8094b5}.panel-member:hover strong{color:#b7d0ff}.shipment-link{display:flex;align-items:center;gap:9px;text-align:left;background:#1e2b44;border:1px solid #344562;border-radius:7px;padding:12px 9px;width:100%}.shipment-link>svg{width:18px;height:18px;color:#a6bce8}.shipment-link>svg:last-child{width:12px;height:12px;margin-left:auto}.shipment-link>span{flex:1;min-width:0;overflow-wrap:anywhere}.panel-detail-button{margin-top:24px;font-size:11px;min-height:37px}.presence-explainer{font-size:10px;line-height:1.7;color:#9aaec9;margin-top:21px}.profile-settings-link{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:0 0 19px;margin-bottom:2px;border-bottom:1px solid var(--line)}.profile-settings-link>span:not(.avatar){flex:1}.profile-settings-link strong{font-size:13px;display:block;color:#dfe9fc}.profile-settings-link small{font-size:11px;display:block;margin-top:4px;color:#b0c1dc}.profile-settings-link>svg{width:16px;height:16px;color:#9ab0d4}.profile-editor .profile-hero{margin:5px 0 23px}.profile-editor .avatar.xl{width:104px;height:104px}.photo-actions{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap}.photo-help{text-align:center;font-size:11px;color:#b0c0d8;line-height:1.7;margin:16px 0 9px}.photo-progress{min-height:20px;text-align:center;color:#b8d4ff;font-size:11px;margin-bottom:18px}
/* Dark secondary screens and menus. */
.menu-panel,.emoji-grid{background:#1b2840;border-color:#40516e;box-shadow:0 8px 26px #0005}.menu-panel button{color:#e1e9f9}.menu-panel button:hover,.emoji-grid button:hover{background:#2a3b5b}.menu-panel svg{color:#a3b9df}.modal-backdrop{background:#070e1aaa}.modal{background:#18243a;border-color:#3c4e6c;color:#d9e4f7}.modal-header{background:#18243a;border-color:#34445e}.modal-header h2{color:#edf3ff}.modal-intro,.setting-row p,.field .help{color:#b1c0d7}.field label,.field-label{color:#c0d0e9}.field input,.field select,.field textarea,.modal-search{background:#101c30;border-color:#425473;color:#e0eafb}.field input::placeholder,.field textarea::placeholder,.modal-search::placeholder{color:#9aabc5}.setting-row strong{color:#dce8fd}.button{background:#2e50b0;color:#fff}.button:hover{background:#3a60c8}.button:disabled{opacity:.55;cursor:wait}.button.secondary{background:#1b2941;border-color:#405372;color:#d3e0f8}.button.secondary:hover{background:#283c5e;border-color:#607ba4}.button.danger{background:#ad3446;color:white}.setting-row,.details-section,.info-members,.info-disclosure,.glossary-term,.person-choice{border-color:#33435d}.switch{background:#55657e}.switch[aria-checked=true]{background:#4066c6}.segmented{background:#101c30}.segmented button{color:#acbdda}.segmented button.active{background:#2f487b;color:#edf3ff;box-shadow:none}.notice{background:#223652;border-color:#435d85;color:#c4d8f4}.notice.amber{background:#413a2c;border-color:#776448;color:#f2ddaa}.sample-choice{border-color:#3e526f}.sample-choice:hover{background:#223653;border-color:#6c86af}.sample-choice strong{color:#e2ecfa}.sample-choice p{color:#adbfda}.sample-choice small{color:#e6c887}.glossary-title strong{color:#dce8ff}.glossary-title span{color:#bdd6fa}.glossary-term p{color:#b1c2dd}.person-choice p,.participant-role{color:#b0c0da}.person-choice input{accent-color:#6288e2}.participant-name{color:#dce8fb}.participant .tag{color:#cad9f4;background:#2d405f}.chat-info-hero h2{color:#e4edfc}.chat-info-hero p{color:#aebfdc}.info-disclosure>summary{color:#b9ceed}.fact dt{color:#acbed9}.fact dd{color:#e0eafa}.eyebrow{color:#afc4e8}.prototype-feature{color:#c1d1eb}.prototype-feature svg{color:#a5d791}.empty-state,.empty-chat p{color:#a9bad5}.empty-state h3,.empty-chat h2{color:#d4e4ff}.empty-state>svg{color:#8da8cf}.welcome-logo{background:transparent;border-radius:0;padding:0}.welcome h2{color:#e3ecff}.welcome p,.welcome small{color:#b4c4df}#toast{background:#314870;border-color:#6b87b3;color:white}.settings-actions .button{font-size:12px}
@media(min-width:1550px){.shell{grid-template-columns:64px 296px minmax(0,1fr) 280px}.conv-name{font-size:13.5px}.conv-preview{font-size:12px}.conv-time{font-size:10px}.message-text{font-size:14px}.messages-inner{padding:25px 34px 10px}.conversation{padding:18px 12px}.profile-sidebar{padding-left:25px;padding-right:25px}.profile-hero .avatar.xl{width:100px;height:100px}}
@media(max-width:1280px){.shell{grid-template-columns:58px 246px minmax(0,1fr) 230px}.profile-sidebar{padding-left:17px;padding-right:17px}.chats-heading{padding-left:17px;padding-right:15px}.conv-name{font-size:11.5px}.conv-preview{font-size:10px}.conversation{gap:9px}.conversation>.avatar{width:34px;height:34px;font-size:10px}.chat-header{padding:0 18px}.chat-title{font-size:13px}.messages-inner{padding:22px 20px 8px}.message-main{max-width:82%}.composer-region{padding-left:18px;padding-right:18px}.keyboard-hint{display:none}.header-actions{gap:4px}.profile-hero h2{font-size:14px}}
@media(max-width:1180px){.profile-sidebar{display:none}.shell{grid-template-columns:58px 266px minmax(0,1fr)}.messages-inner{max-width:760px;padding:23px 26px 8px}.conv-name{font-size:12px}.conv-preview{font-size:11px}.conversation>.avatar{width:37px;height:37px}.chat-title{font-size:14px}.message-text{font-size:14px}.composer-region{padding-left:24px;padding-right:24px}}
@media(max-width:880px){.app{margin:12px;width:calc(100% - 24px);height:calc(100dvh - 24px)}.masthead{height:69px;min-height:69px;padding:0 20px}.fci-logo{width:215px}.brand-lockup{gap:15px}.product-name{font-size:20px}.shell{display:grid;grid-template-columns:58px minmax(0,1fr)}.inbox{display:flex;width:100%;border:0}.workspace{display:none}.profile-sidebar{display:none}.shell.mobile-chat .nav-rail,.shell.mobile-chat .inbox{display:none}.shell.mobile-chat .workspace{display:flex;grid-column:1/-1;width:100%}.app.is-chat-open .masthead{display:none}.nav-rail{padding-top:25px}.chats-heading{height:76px;min-height:76px;padding:0 23px}.chats-heading h1{font-size:25px}.inbox-search{margin:0 22px 14px}.inbox-search input{height:43px;font-size:15px}.inbox-search svg{top:14px}.inbox-filters{margin-left:23px;margin-right:23px}.filter{font-size:13px}.conversation-list{padding:2px 12px 12px}.conversation{padding:17px 12px;gap:14px}.conversation>.avatar{width:43px;height:43px;font-size:12px}.conv-name{font-size:14px}.conv-preview{font-size:12px}.conv-time{font-size:10px}.inbox-footer{padding:15px 22px}.chat-header{height:74px;min-height:74px;padding:0 12px;gap:6px}.chat-identity{gap:10px}.chat-identity .avatar{width:37px;height:37px}.chat-title{font-size:14px}.chat-subtitle{font-size:10px}.mobile-back{display:flex;width:29px;color:#afc2e4}.messages-inner{padding:21px 22px 9px;max-width:700px}.message{gap:9px;margin-bottom:21px}.message-main{max-width:83%}.message-text{font-size:14px}.bubble{padding:11px 13px 8px}.composer-region{padding:12px 15px max(12px,env(safe-area-inset-bottom))}.composer textarea{font-size:16px}.composer-footer{justify-content:center}.header-actions>.menu>.icon-btn{width:28px}.language-switch button{padding:5px 6px;min-width:28px}.modal{max-height:92dvh}.field input,.field select,.field textarea,.modal-search{font-size:16px}.modal-footer{flex-wrap:wrap}}
@media(max-width:620px){.app{margin:0;width:100%;height:100dvh;border:0;border-radius:0}.masthead{padding:0 17px}.fci-logo{width:208px}.brand-lockup{gap:13px}.product-name{font-size:19px}.preview-label{width:18px;height:24px;padding:0;overflow:hidden;font-size:0;gap:0}.preview-label .preview-dot{display:none}.preview-label svg{width:16px;height:16px}.shell{grid-template-columns:53px minmax(0,1fr)}.nav-rail .icon-btn,.rail-link{width:36px;height:36px}.rail-profile>.avatar{width:32px;height:32px}.rail-link.selected:before{left:-9px}.chats-heading{padding-left:18px;padding-right:17px}.inbox-search{margin-left:17px;margin-right:17px}.inbox-filters{margin-left:18px;margin-right:18px}.conversation-list{padding-left:8px;padding-right:8px}.conversation{padding:16px 10px;gap:10px}.conversation>.avatar{width:39px;height:39px}.conv-name{font-size:13px}.conv-preview{font-size:11px}.conv-time{font-size:9px}.chat-title{font-size:13px}.chat-identity{gap:8px}.chat-identity .avatar{width:33px;height:33px}.chat-header{padding:0 8px;gap:4px}.chat-subtitle{max-width:190px}.messages-inner{padding-left:13px;padding-right:13px}.message{gap:7px}.message-avatar>.avatar{width:25px;height:25px;font-size:8px}.message-main{max-width:calc(100% - 40px);min-width:100px}.message:not(.own) .message-main{min-width:185px}.message-text{font-size:13px}.profile-hero h2{font-size:17px}.composer-region{padding-left:11px;padding-right:11px}.composer textarea{padding-left:5px}.inbox-footer{padding-left:17px;padding-right:17px}.rail-bottom{padding-bottom:env(safe-area-inset-bottom)}}
@media(max-width:360px){.fci-logo{width:181px}.product-name{font-size:17px}.brand-lockup{gap:10px}.masthead{padding:0 13px}.chat-identity .avatar{display:none}.conv-name{font-size:12px}.conv-time{font-size:8px}.conversation>.avatar{width:34px;height:34px}.conversation{gap:9px;padding-left:8px;padding-right:8px}.presence-dot{width:7px;height:7px}.status-key{gap:4px}.status-key .status-dot.offline{margin-left:4px}}

/* Profile details share the existing account controls. */
.profile-details-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}.profile-details-fields .field{min-width:0;margin-bottom:9px}.profile-details-help{font-size:11px;line-height:1.7;color:#b1c0d7;margin:0 0 22px}.participant-action{padding:6px 9px;min-height:30px;font-size:10px;flex-shrink:0}.participant-role,.profile-facts dd,.panel-member small{overflow-wrap:anywhere}.participant .grow{min-width:0}
@media(max-width:520px){.profile-details-fields{grid-template-columns:1fr;gap:4px}.profile-details-fields .field{margin-bottom:14px}.profile-details-help{margin-top:-3px}}