:root{--blue:#1769e0;--blue-soft:#eaf2ff;--ink:#172033;--muted:#6b7280;--line:#e8ecf2;--surface:#f5f7fb;--line-green:#06c755;--fb:#1877f2}*{box-sizing:border-box}body{font-family:system-ui,-apple-system,"Segoe UI","Noto Sans Thai",sans-serif;color:var(--ink);background:var(--surface)}.app-navbar{height:64px}.brand-mark{width:36px;height:36px;border-radius:11px;display:inline-grid;place-items:center;color:#fff;background:linear-gradient(135deg,#1769e0,#6aa8ff);box-shadow:0 6px 16px #1769e044}.nav-link.active{color:var(--blue)!important;font-weight:700}.login-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 20% 20%,#dceaff,transparent 35%),linear-gradient(145deg,#f8fbff,#edf2fb)}.login-card{width:min(92vw,430px);padding:42px;border-radius:24px;background:#fff}.metric-card{height:132px;padding:22px;border:1px solid var(--line);border-radius:18px;background:#fff;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 8px 22px rgba(23,32,51,.04)}.metric-card span{color:var(--muted)}.metric-card strong{font-size:2rem}.platform-stat{padding:16px 24px;border-radius:14px;background:#f3f4f6;display:flex;gap:30px}.platform-stat.line{background:#e8faef;color:#087e39}.platform-stat.facebook{background:#eaf2ff;color:#145fc4}.conversation-link{display:grid;grid-template-columns:100px 1fr auto;gap:15px;padding:12px 0;border-bottom:1px solid var(--line);text-decoration:none;color:inherit}.platform-pill{font-size:.75rem;font-weight:700}.platform-pill.line{color:#087e39}.platform-pill.facebook{color:#145fc4}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:7px;background:#aaa}.status-dot.active{background:#22c55e}.quick-row{display:flex;gap:15px;padding:8px 0;border-bottom:1px solid var(--line)}
.inbox-shell{height:calc(100vh - 64px);display:grid;grid-template-columns:190px 330px minmax(420px,1fr) 300px;background:#fff;overflow:hidden}.inbox-sidebar,.conversation-panel,.chat-panel{border-right:1px solid var(--line);min-width:0}.inbox-sidebar{background:#f8fafc;display:flex;flex-direction:column}.filter-nav{display:flex;flex-direction:column;gap:3px}.filter-nav button{border:0;background:transparent;text-align:left;padding:9px 10px;border-radius:9px;color:#495368;font-size:.91rem}.filter-nav button:hover,.filter-nav button.active{background:var(--blue-soft);color:var(--blue);font-weight:600}.filter-nav button b{float:right;background:var(--blue);color:#fff;border-radius:10px;padding:0 7px;font-size:.72rem}.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px}.dot.line{background:var(--line-green)}.dot.facebook{background:var(--fb)}.sidebar-status{margin-top:auto;padding:14px;font-size:.78rem;color:var(--muted);border-top:1px solid var(--line)}.pulse{display:inline-block;width:7px;height:7px;background:#22c55e;border-radius:50%;margin-right:5px;box-shadow:0 0 0 4px #dcfce7}.conversation-panel{display:flex;flex-direction:column}.panel-head{padding:15px;border-bottom:1px solid var(--line)}.search-box{display:flex;align-items:center;background:#f3f5f8;border-radius:10px;padding:7px 10px;gap:7px}.search-box input{border:0;outline:0;background:transparent;width:100%;font-size:.88rem}.conversation-list{overflow-y:auto;flex:1}.conversation-item{display:grid;grid-template-columns:46px 1fr auto;gap:10px;padding:13px 14px;border-bottom:1px solid #f0f2f5;cursor:pointer}.conversation-item:hover,.conversation-item.active{background:#f1f6ff}.customer-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,#dbe8ff,#abc8fa);display:grid;place-items:center;font-weight:700;color:#285ea8;flex:none;background-size:cover;background-position:center}.customer-avatar.large{width:66px;height:66px;margin:auto;font-size:1.3rem}.conversation-name{font-weight:650;font-size:.92rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conversation-preview{font-size:.8rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:3px}.conversation-meta{text-align:right;font-size:.7rem;color:var(--muted)}.unread-badge{display:inline-grid;place-items:center;min-width:19px;height:19px;padding:0 5px;border-radius:10px;background:var(--blue);color:#fff;margin-top:7px}.loading-state,.empty-list{padding:40px 20px;text-align:center;color:var(--muted)}.chat-panel{display:flex;min-width:0}.chat-panel.empty{align-items:center;justify-content:center}.chat-empty{text-align:center;color:var(--muted)}.empty-icon{font-size:3.5rem;filter:grayscale(.3);margin-bottom:10px}.chat-content{display:flex!important;flex-direction:column;width:100%;min-width:0}.chat-content.d-none{display:none!important}.chat-head{height:72px;padding:12px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:11px}.min-w-0{min-width:0}.status-select{width:110px}.message-list{flex:1;overflow-y:auto;background:linear-gradient(#f7f9fc,#f5f7fb);padding:20px;display:flex;flex-direction:column;gap:10px}.message{max-width:74%;display:flex;flex-direction:column}.message.customer{align-self:flex-start}.message.staff{align-self:flex-end;align-items:flex-end}.bubble{padding:9px 13px;border-radius:16px;background:#fff;box-shadow:0 1px 4px rgba(18,37,63,.07);white-space:pre-wrap;overflow-wrap:anywhere}.message.staff .bubble{background:var(--blue);color:#fff;border-bottom-right-radius:5px}.message.customer .bubble{border-bottom-left-radius:5px}.message small{font-size:.67rem;color:var(--muted);margin-top:3px}.message.failed .bubble{background:#fee2e2;color:#991b1b}.composer{border-top:1px solid var(--line);padding:10px 14px;background:#fff;position:relative}.composer-row{display:flex;gap:9px;align-items:flex-end}.composer textarea{flex:1;border:1px solid #dbe0e8;border-radius:13px;padding:10px 12px;resize:none;max-height:120px;outline:0}.composer textarea:focus{border-color:#8ab7f5;box-shadow:0 0 0 3px #e8f1ff}.quick-menu{position:absolute;bottom:100%;left:14px;width:min(420px,calc(100% - 28px));max-height:240px;overflow:auto;background:#fff;border:1px solid var(--line);border-radius:13px;box-shadow:0 -8px 30px #17203318;padding:6px}.quick-option{width:100%;border:0;background:#fff;padding:9px;text-align:left;border-radius:8px}.quick-option:hover{background:#f1f6ff}.quick-option code{display:block}.detail-panel{overflow-y:auto;background:#fbfcfe}.detail-content{padding:14px}.detail-content label{font-size:.75rem;color:var(--muted);margin:9px 0 3px}.detail-label{font-weight:700;color:var(--ink)!important}.tags-box{display:flex;flex-wrap:wrap;gap:6px}.tag-check input{display:none}.tag-check span{display:block;padding:5px 9px;border:1px solid #d9dfe8;border-radius:14px;font-size:.72rem;cursor:pointer}.tag-check input:checked+span{background:var(--blue-soft);border-color:#9bc1f6;color:var(--blue)}.note-item{padding:8px 0;border-bottom:1px solid var(--line);font-size:.8rem}.note-item small{display:block;color:var(--muted)}
@media(max-width:1199px){.inbox-shell{grid-template-columns:180px 310px 1fr}.detail-panel{display:none}}@media(max-width:991px){.app-navbar{height:auto;min-height:60px}.inbox-shell{height:calc(100vh - 60px);grid-template-columns:1fr}.inbox-sidebar{display:none}.conversation-panel{grid-column:1;grid-row:1}.chat-panel{grid-column:1;grid-row:1;background:#fff;transform:translateX(100%);transition:transform .2s;z-index:2}.inbox-shell.chat-open .chat-panel{transform:translateX(0)}.chat-panel.empty{display:none}.status-select{width:92px}.message{max-width:86%}}@media(max-width:575px){.chat-head{padding:8px;height:65px}.chat-head .customer-avatar{display:none}.chat-head #detailToggle{font-size:0}.chat-head #detailToggle:after{content:'ⓘ';font-size:1rem}.message-list{padding:14px}.composer{padding:8px}.login-card{padding:28px}.metric-card{height:110px;padding:16px}}
.message .message-media{display:block;max-width:min(360px,70vw);max-height:360px;border-radius:12px;object-fit:contain}.message audio{max-width:min(320px,70vw)}