:root{--blue:#3979f6;--border:#e9edf3;--muted:#99a1b1;--ink:#303b50}*{box-sizing:border-box}body{margin:0;color:var(--ink);font:14px -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:white}button,input,select,textarea{font:inherit}button{cursor:pointer;border:1px solid #dce2ed;background:white;color:#657084;border-radius:5px;padding:9px 16px;transition:.15s}button:hover{filter:brightness(.96);border-color:#9dbbfa}button:focus-visible,input:focus-visible,select:focus-visible,[contenteditable]:focus-visible{outline:2px solid #8cb4ff;outline-offset:2px}.primary{background:var(--blue);border-color:var(--blue);color:#fff}.quiet{border:0;background:transparent}.square{width:36px;padding:8px}.danger{color:#e26464;border-color:#f1dede}header{height:74px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 30px;gap:16px}.brand{display:flex;align-items:center;gap:12px}.logo{background:var(--blue);color:white;border-radius:9px;font-size:25px;width:37px;height:37px;text-align:center;line-height:35px}.brand strong{font-size:17px;white-space:nowrap}.divider{height:20px;width:1px;background:#e1e6ed;margin:0 8px}.brand input{border:0;width:140px;color:#6a7486;background:transparent}.header-actions{display:flex;align-items:center;gap:12px}#status{color:var(--muted);font-size:12px;margin-right:12px}.workspace{display:grid;grid-template-columns:252px minmax(430px,1fr) 368px;min-height:calc(100vh - 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41px)}.sender{font-size:10px;color:#969696;margin-bottom:6px}.bubble{position:relative;background:#fff;border-radius:4px;padding:10px;font-size:12px;line-height:1.65;overflow-wrap:anywhere;min-width:28px}.bubble:before{content:'';position:absolute;left:-5px;top:10px;border-top:5px solid transparent;border-bottom:5px solid transparent;border-right:6px solid #fff}.bubble p{margin:0}.bubble img,.bubble video{max-width:100%;border-radius:3px}.bubble a{color:#3979f6}.chat-btn{background:#1ba9c8;color:white;border:0;padding:8px 15px;border-radius:4px;font-size:12px;text-decoration:none;display:inline-block}.copy-foot{border-top:1px solid #f1f1f1;color:#6f8fa9;font-size:10px;margin-top:8px;padding-top:7px;cursor:pointer}.mini-card{width:195px;background:white;border-radius:5px;padding:12px;font-size:12px;cursor:pointer}.mini-cover{height:100px;display:grid;place-items:center;background:#edf3f9;color:#98abc4;font-size:28px;margin:9px 0}.mini-cover img{width:100%;height:100%;object-fit:cover}.mini-footer{border-top:1px solid #eee;padding-top:8px;color:#a1a1a1;font-size:9px}.phone-bottom{height:35px;display:grid;place-items:center}.phone-bottom span{width:90px;height:4px;background:#252b34;border-radius:4px}.preview-caption{font-size:11px;color:#a4adbb;margin:20px 0 10px}.help{border:0;background:transparent;color:#7190bc;font-size:11px}dialog{border:1px solid #e3e7ef;border-radius:12px;width:460px;max-width:92vw;padding:25px;box-shadow:0 20px 90px #26395730}dialog::backdrop{background:#24304455}.modal-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px}h2{font-size:18px;margin:0}.modal-footer{text-align:right;margin-top:20px}#modalBody{line-height:1.8;color:#7a8595}#toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:#27364c;color:white;border-radius:7px;padding:12px 22px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:100}.empty{color:#a6afbc;text-align:center;padding:40px 10px;font-size:12px}.full-chat{max-width:480px;margin:0 auto;background:#f3f3f3;min-height:100vh}.full-chat .chat{height:auto;min-height:calc(100vh - 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img{width:100%;height:100%;object-fit:cover}.page-name{padding:0;background:none;border:0;color:#48576e;font-size:12px;text-align:left;max-width:260px;overflow:hidden;text-overflow:ellipsis}.page-name:hover{color:var(--blue)}.page-sub{font-size:10px;color:#abb3c0;margin-top:10px}.content-count{background:#f3f6fa;padding:5px 9px;border-radius:4px;font-size:10px;color:#8a98ac}.text-link{color:#3979f6;border:0;background:none;padding:5px 0;font-size:11px}.row-actions{display:flex;gap:18px;align-items:center}.row-actions details{position:relative;font-size:11px;color:#5d8cda}.row-actions summary{cursor:pointer;list-style:none}.row-menu{position:absolute;right:0;top:20px;background:white;border:1px solid #e9edf5;box-shadow:0 8px 25px #354c721a;border-radius:5px;padding:7px;width:150px;z-index:6}.row-menu button{display:block;width:100%;text-align:left;border:0;font-size:12px;padding:10px}.row-menu button:hover{background:#f0f6ff}.date-cell{font-size:10px;color:#9ba5b3}.pin-tag{background:#edf4ff;color:#6897eb;font-size:9px;padding:2px 5px;border-radius:3px;margin-right:7px}.table-footer{padding:18px 24px;display:flex;align-items:center;justify-content:space-between;color:#a1aab8;font-size:10px}.table-footer>div{display:flex;align-items:center;gap:13px}.table-footer button{padding:3px 9px}.table-footer button:disabled{opacity:.4}.admin-note{font-size:10px;color:#a4afbf;text-align:center;padding:20px}.visitor-preview{background:#eee;border-radius:6px;overflow:hidden}.visitor-preview .chat{height:480px;padding:20px}.visitor-preview .search-wrap,.full-chat .search-wrap{padding:15px;background:#eee}.search-wrap input{width:100%;border:1px solid #e1e6ef;border-radius:24px;padding:11px 16px;font-size:12px;background:white}.visitor-mode{background:#eee}.visitor-mode .full-chat{max-width:600px}.visitor-mode .chat{background:#eee}.visitor-mode .search-wrap{position:sticky;top:0;z-index:5}.message[hidden]{display:none!important}@media(max-width:1050px){.admin-layout{grid-template-columns:175px 1fr}.admin-main{padding:24px 20px}.table-tools{flex-wrap:wrap}.search{width:100%}.admin-title h1{font-size:22px}}@media(max-width:640px){.admin-layout{display:block}.admin-nav{padding:12px;display:flex;gap:8px}.nav-title,.nav-caption,.nav-bottom{display:none}.admin-nav button{margin:0;width:auto;flex:1}.admin-header{height:60px;padding:12px 16px}.admin-brand{font-size:14px}.admin-header>span{display:none}.admin-main{padding:20px 12px}.admin-title p{font-size:10px}.admin-title button{padding:9px 12px;font-size:12px}.stat-row{gap:8px}.stat-row>div{display:block;padding:14px 11px}.stat-row span{font-size:10px}.stat-row strong{display:block;margin-top:10px;font-size:24px}.table-tools{padding:15px}.table-tools>div:first-child{flex-wrap:wrap}.table-scroll{padding:0 12px}.table-footer{padding:15px 12px}.admin-note{line-height:1.8}.admin-breadcrumb{margin-bottom:20px}}
.login-page{min-height:100vh;display:grid;place-items:center;background:#f3f6fb}.login-card{width:420px;max-width:calc(100vw - 32px);background:white;border:1px solid #e5ebf4;border-radius:15px;padding:38px;box-shadow:0 14px 50px #2639570b}.login-card>.logo{margin-bottom:24px}.login-card h1{font-size:24px}.login-card p{font-size:12px;color:#99a4b6;line-height:1.8}.login-card form{margin-top:27px}.login-card button{width:100%;padding:12px}.login-card small{display:block;text-align:center;margin-top:24px;color:#b1bac8;font-size:10px}#loginError{color:#d75b5b;min-height:18px}.account-actions{display:flex;align-items:center;gap:14px}.account-actions button{font-size:11px}.sync-error{color:#d75b5b!important}#migrationBanner{background:#fff9e8;border:1px solid #f5df9d;padding:14px 18px;border-radius:6px;margin-bottom:20px;font-size:12px;line-height:1.8;color:#947833}#migrationBanner button{margin-left:15px;font-size:11px}.visitor-mode .copy-foot{display:block;border:0;border-top:1px solid #eee;border-radius:0;background:none;padding:8px 0 0;width:100%;text-align:left}
.visit-cell{font-size:12px;color:#5474a1;text-align:center;min-width:70px}
/* Compact chat images keep the conversation readable; originals open in a modal. */
.bubble img.chat-thumbnail,.visitor-mode .bubble img,.visitor-preview .bubble img,.phone .bubble img{display:block!important;width:auto!important;height:auto!important;max-width:min(112px,100%)!important;max-height:190px!important;object-fit:contain;border-radius:5px;cursor:zoom-in}.bubble--image{padding:0;background:transparent;min-width:0}.bubble--image:before{display:none}.bubble[data-copy]{cursor:pointer}.bubble[data-copy]:focus-visible{outline:2px solid #8cb4ff;outline-offset:3px}.image-lightbox{position:fixed;inset:0;width:100vw;max-width:100vw;height:100vh;height:100dvh;max-height:none;margin:0;padding:44px 22px;border:0;border-radius:0;background:transparent;box-shadow:none;overflow:auto;overscroll-behavior:contain}.image-lightbox::backdrop{background:rgba(0,0,0,.76)}.image-lightbox[open]{display:flex;align-items:center;justify-content:center}.image-lightbox .lightbox-image{display:block;max-width:100%;max-height:calc(100vh - 88px);max-height:calc(100dvh - 88px);width:auto;height:auto;object-fit:contain;border-radius:0}.lightbox-close{position:fixed;top:16px;right:16px;z-index:2;width:36px;height:36px;display:grid;place-items:center;border:0;border-radius:50%;padding:0;font-size:29px;background:rgba(255,255,255,.92);color:#333}.visitor-mode .copy-foot,.visitor-preview .copy-foot,.phone .copy-foot{display:none!important}
.avatar-setting-preview{margin-top:12px;width:54px;height:54px;border-radius:8px;background:#fff5db;display:grid;place-items:center;overflow:hidden;font-size:28px}.avatar-setting-preview img{width:100%;height:100%;object-fit:cover}
/* The shared conversation opens directly into its messages at a fixed page scale. */
.visitor-mode{touch-action:pan-y;-webkit-text-size-adjust:100%;text-size-adjust:100%;overflow-x:hidden}.visitor-mode .full-chat>.chat{min-height:100vh;padding-top:16px}.visitor-mode .image-lightbox{touch-action:pan-y}