:root{--bg:#f3f6f5;--panel:#fff;--ink:#24343a;--muted:#6d7d82;--line:#dbe4e2;--brand:#245c68;--brand2:#3b7b83;--soft:#e9f2f1;--danger:#b94747;--warn:#b07b22;--ok:#2e7a59;--shadow:0 10px 28px rgba(31,69,76,.10)}*{box-sizing:border-box}body{margin:0;font-family:Arial,'Apple SD Gothic Neo','Malgun Gothic',sans-serif;background:var(--bg);color:var(--ink);font-size:16px}.hidden{display:none!important}button,input,select,textarea{font:inherit}button{cursor:pointer}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(145deg,#edf4f3,#f8faf9)}.login-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:var(--shadow)}.login-logo{width:190px;max-height:56px;object-fit:contain;object-position:left}.login-card h1{font-size:28px;margin:22px 0 5px}.login-card>p{color:var(--muted);margin:0 0 26px}.login-card label{display:block;font-weight:700;margin:14px 0 6px}.login-card input,.field input,.field select,.field textarea,.toolbar input,.toolbar select{width:100%;height:42px;border:1px solid #cbd8d5;border-radius:9px;background:#fff;padding:0 12px;color:var(--ink)}.field textarea{height:90px;padding:10px}.primary{border:0;background:var(--brand);color:#fff;border-radius:9px;padding:10px 16px;font-weight:700}.wide{width:100%;height:46px;margin-top:20px}.ghost{border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px 11px;color:var(--ink)}.danger{background:var(--danger);color:#fff;border:0;border-radius:8px;padding:8px 12px}.error{color:var(--danger);margin-top:10px}.demo-note{margin-top:20px;padding:12px;border-radius:10px;background:#f4f7f7;color:var(--muted);font-size:13px;line-height:1.6}.app{display:grid;grid-template-columns:244px 1fr;min-height:100vh}.sidebar{background:#173e47;color:#fff;padding:20px 14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 22px}.brand img{width:42px;height:42px;object-fit:contain;border-radius:10px;background:#fff}.brand b{font-size:17px}.brand small{display:block;opacity:.68;margin-top:3px}.sidebar nav{display:grid;gap:5px}.nav-btn{border:0;background:transparent;color:#d9e6e7;text-align:left;border-radius:10px;padding:12px 13px;font-weight:700}.nav-btn.active,.nav-btn:hover{background:#2a5b64;color:#fff}.side-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 4px}.side-foot span{font-size:12px;background:#315f68;padding:5px 8px;border-radius:999px}.side-foot .ghost{background:transparent;color:#fff;border-color:#5e7e84}main{min-width:0}header{height:74px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:10;backdrop-filter:blur(10px)}header>div{display:flex;align-items:center;gap:12px}header h1{font-size:23px;margin:0}.status{font-size:14px;color:var(--muted)}.dot{width:9px;height:9px;background:#aaa;border-radius:50%;display:inline-block}.dot.ok{background:#2b9a69}.dot.off{background:#c04d4d}.icon-btn{display:none;border:0;background:transparent;font-size:23px}#content{padding:24px 28px 96px}.cards{display:grid;grid-template-columns:repeat(4,minmax(150px,1fr));gap:15px;margin-bottom:20px}.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:15px;box-shadow:0 4px 14px rgba(31,69,76,.04)}.card{padding:18px}.card small{color:var(--muted);font-weight:700}.card strong{display:block;font-size:29px;margin-top:8px}.panel{padding:18px;margin-bottom:18px}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.panel h2{margin:0;font-size:19px}.toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.toolbar input{width:250px}.toolbar select{width:auto;min-width:120px;height:36px;padding:0 9px}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px}table{border-collapse:collapse;width:100%;min-width:850px;background:#fff}th,td{padding:11px 12px;border-bottom:1px solid #edf1f0;text-align:left;white-space:nowrap;font-size:14px}th{background:#f3f7f6;color:#53686d;position:sticky;top:0}tr:hover td{background:#f8fbfa}.badge{display:inline-flex;align-items:center;padding:4px 8px;border-radius:999px;background:var(--soft);color:var(--brand);font-size:12px;font-weight:700}.badge.done{background:#e8f3ec;color:var(--ok)}.badge.warn{background:#fbf1df;color:var(--warn)}.actions{display:flex;gap:5px}.actions button{border:1px solid var(--line);background:#fff;border-radius:7px;padding:5px 8px;font-size:12px}.empty{padding:32px;text-align:center;color:var(--muted)}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}.field{margin-bottom:13px}.field label{display:block;font-weight:700;font-size:14px;margin-bottom:6px}.modal{position:fixed;inset:0;background:rgba(18,39,44,.46);display:grid;place-items:center;padding:20px;z-index:100}.modal-card{width:min(650px,100%);max-height:88vh;overflow:auto;background:#fff;border-radius:18px;padding:26px;position:relative;box-shadow:var(--shadow)}.modal-close{position:absolute;right:14px;top:10px;border:0;background:transparent;font-size:28px;color:var(--muted)}.modal-card h2{margin:0 0 20px}.toast{position:fixed;right:22px;bottom:22px;background:#173e47;color:#fff;padding:12px 16px;border-radius:10px;opacity:0;transform:translateY(10px);transition:.2s;z-index:200}.toast.show{opacity:1;transform:none}.photo-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}.photo-card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}.photo-card img{width:100%;height:145px;object-fit:cover;background:#eee}.photo-card div{padding:10px}.photo-card b{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.photo-card small{color:var(--muted)}.mobile-nav{display:none}.lan-box{background:#eaf3f2;border:1px solid #cfe0de;padding:14px;border-radius:12px;line-height:1.7}.role-admin{color:#8b365f}.role-manager{color:#2b6471}.role-technician{color:#287552}.role-viewer{color:#777}@media(max-width:980px){.cards{grid-template-columns:repeat(2,1fr)}.grid2{grid-template-columns:1fr}.app{grid-template-columns:1fr}.sidebar{position:fixed;left:-260px;width:244px;z-index:30;transition:.2s}.sidebar.open{left:0}.icon-btn{display:inline-block}header{padding:0 18px}#content{padding:18px}.status #syncText{display:none}.mobile-nav{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);z-index:20;padding-bottom:env(safe-area-inset-bottom)}.mobile-nav button{border:0;background:#fff;padding:10px 4px 8px;color:#607278;font-size:12px}.mobile-nav button b{display:block;font-size:19px;margin-bottom:2px}.mobile-nav button.active{color:var(--brand)}}@media(max-width:600px){body{font-size:17px}.login-card{padding:26px 22px;border-radius:18px}.cards{gap:10px}.card{padding:14px}.card strong{font-size:25px}.panel{padding:14px;border-radius:12px}.panel-head{align-items:flex-start;flex-direction:column}.toolbar{width:100%}.toolbar input{width:100%}.toolbar select{height:34px;font-size:14px}.table-wrap{border:0;overflow:visible}table.mobile-cards,table.mobile-cards tbody,table.mobile-cards tr,table.mobile-cards td{display:block;min-width:0}table.mobile-cards thead{display:none}table.mobile-cards tr{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;padding:9px;background:#fff}table.mobile-cards td{border:0;padding:5px 6px;white-space:normal}table.mobile-cards td:before{content:attr(data-label);display:inline-block;min-width:84px;color:var(--muted);font-size:12px;font-weight:700}.actions{margin-top:5px}.photo-grid{grid-template-columns:repeat(2,1fr)}.photo-card img{height:120px}header h1{font-size:20px}.status{font-size:12px}.modal{padding:8px}.modal-card{border-radius:16px;padding:22px 17px;max-height:94vh}}
/* v2.2 cloud refinements */
:root{--brand:#315e68;--brand2:#4c7b83;--bg:#f4f6f5;--ink:#29383d;--muted:#718086}
body{font-size:17px;line-height:1.45}.login-logo{width:72px;height:72px;object-fit:contain;border-radius:16px}.login-card{width:min(440px,100%)}.security-note{margin-top:18px;padding:12px 14px;background:#eef4f3;border:1px solid #d7e3e0;border-radius:10px;color:#52676c;font-size:14px}.setup-card{width:min(660px,100%)}.setup-steps{background:#f4f7f7;border:1px solid var(--line);border-radius:12px;padding:16px 18px;line-height:1.75}.setup-steps ol{margin-bottom:0}.setup-steps code{font-size:13px}.cloud-box{background:#ecf4f3;border:1px solid #cee0dd;padding:14px 16px;border-radius:12px;line-height:1.7;margin-bottom:18px}.cloud-box strong{color:var(--brand)}.status{flex-wrap:wrap;justify-content:flex-end}.status-message{font-size:13px}.save-state{display:inline-flex;gap:6px;align-items:center;padding:5px 9px;border-radius:999px;background:#e8f3ec;color:#2e7a59;font-size:13px;font-weight:700}.save-state.pending{background:#fff2dd;color:#9a671c}.save-state.offline{background:#fbeaea;color:#a23d3d}.summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.summary-box{padding:12px;background:#f7f9f8;border:1px solid var(--line);border-radius:10px}.summary-box b{display:block;font-size:20px;margin-top:3px}.field .hint{display:block;color:var(--muted);font-size:12px;margin-top:4px}.inline-actions{display:flex;gap:8px;flex-wrap:wrap}.line-items{display:grid;gap:8px}.line-item{display:grid;grid-template-columns:2fr 1fr .65fr .65fr 1fr auto;gap:7px;align-items:end;padding:9px;border:1px solid var(--line);border-radius:10px;background:#fafcfc}.line-item input{width:100%;height:38px;border:1px solid #cbd8d5;border-radius:8px;padding:0 9px}.line-item .remove-line{height:38px}.muted{color:var(--muted)}.right{text-align:right}.statement-btn{border:1px solid #8ba9af;background:#f5faf9;color:var(--brand);border-radius:7px;padding:5px 8px;font-size:12px;font-weight:700}.photo-card .photo-actions{display:flex;gap:6px;margin-top:7px}.photo-card .photo-actions button{font-size:12px;padding:5px 7px}.sync-pulse{animation:pulse 1s ease-in-out infinite alternate}@keyframes pulse{from{opacity:.45}to{opacity:1}}
@media(max-width:900px){.summary-grid{grid-template-columns:1fr 1fr}.line-item{grid-template-columns:1fr 1fr}.line-item>div:first-child{grid-column:1/-1}.line-item .remove-line{grid-column:2}}
@media(max-width:600px){body{font-size:17px}.status #userLabel{display:none}.cloud-box{font-size:14px}.summary-grid{grid-template-columns:1fr}.line-item{grid-template-columns:1fr 1fr}.line-item input{height:42px}}

/* v2.2 offline field queue */
.queue-summary{display:grid;grid-template-columns:repeat(4,minmax(120px,1fr));gap:10px;margin-bottom:16px}.queue-stat{padding:13px 14px;border:1px solid var(--line);border-radius:11px;background:#fafcfc}.queue-stat b{display:block;font-size:22px;margin-top:3px}.queue-row-conflict td{background:#fff3f0!important}.queue-row-failed td{background:#fff9ec!important}.queue-note{padding:12px 14px;border:1px solid #d7e3e0;background:#eef5f4;border-radius:10px;line-height:1.65;margin-bottom:15px}.queue-count{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:#d77932;color:white;font-size:11px;margin-left:5px}.offline-choice{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.offline-choice button{min-height:42px}.sync-progress{height:6px;border-radius:999px;background:#e6ecea;overflow:hidden;margin:10px 0}.sync-progress>i{display:block;height:100%;background:var(--brand2);width:0;transition:.25s}.pending-banner{display:none;background:#fff4df;border:1px solid #edd6ad;color:#865c1b;padding:10px 14px;border-radius:10px;margin-bottom:14px}.pending-banner.show{display:block}
@media(max-width:700px){.queue-summary{grid-template-columns:1fr 1fr}.queue-stat b{font-size:20px}}

/* v2.3 account operations, notifications and audit comparison */
.text-btn{border:0;background:transparent;color:var(--brand);font-weight:700}.wide-link{width:100%;margin-top:12px}.header-btn,.header-account{position:relative;border:1px solid var(--line);background:#fff;border-radius:9px;min-height:36px;color:var(--ink)}.header-btn{width:40px;font-size:17px}.header-account{padding:7px 10px}.notice-count{position:absolute;right:-5px;top:-6px;background:#c94e4e;color:#fff;border-radius:999px;min-width:18px;height:18px;padding:0 5px;font-size:10px;display:grid;place-items:center}.compact{margin:5px 0 0}.table-sub{display:block;color:var(--muted);font-size:12px;margin-top:3px}.notification-list{display:grid;gap:8px}.notification-item{width:100%;display:flex;align-items:flex-start;gap:12px;text-align:left;border:1px solid var(--line);background:#fff;border-radius:12px;padding:13px 14px}.notification-item.unread{border-color:#a9c6c7;background:#f0f7f6}.notification-icon{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:#e5efee;color:var(--brand);font-weight:800;flex:0 0 auto}.notification-item b{display:block;margin-bottom:4px}.notification-item small{color:var(--muted);line-height:1.5}.account-avatar{width:76px;height:76px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-size:30px;font-weight:800;margin:18px 0}.account-info{display:grid;grid-template-columns:110px 1fr;gap:10px 14px;margin:0}.account-info dt{color:var(--muted);font-weight:700}.account-info dd{margin:0}.check-row{display:flex;align-items:center;gap:9px;padding:12px 0;margin-bottom:12px}.check-row input{width:18px;height:18px}.audit-meta{padding:10px 12px;background:#f3f7f6;border-radius:9px;color:var(--muted);margin-bottom:14px}.diff-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.diff-grid h3{font-size:15px}.diff-grid pre{white-space:pre-wrap;word-break:break-all;background:#f7f9f8;border:1px solid var(--line);border-radius:10px;padding:12px;max-height:360px;overflow:auto;font-size:12px}.actions{flex-wrap:wrap}
@media(max-width:720px){.header-account #userLabel{display:none}.header-account{width:38px}.header-account:after{content:'◎';font-weight:800}.diff-grid{grid-template-columns:1fr}.account-info{grid-template-columns:90px 1fr}.notification-item{padding:12px}}


/* v2.4 server-confirmed statement and customer e-signature */
.public-sign-shell{min-height:100vh;background:linear-gradient(160deg,#eef4f3,#f8faf9);padding:24px;display:grid;place-items:center}.public-sign-card{width:min(900px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow)}.public-sign-brand{display:flex;align-items:center;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:18px}.public-sign-brand img{width:58px;height:58px;object-fit:contain}.public-sign-brand b{display:block;font-size:22px}.public-sign-brand small{display:block;color:var(--muted);margin-top:4px}.signature-summary{display:flex;gap:16px;flex-wrap:wrap;align-items:center;background:#eef5f4;border:1px solid #d3e2df;border-radius:12px;padding:13px 15px;margin:14px 0}.signature-summary b{color:var(--brand)}.share-link{display:grid;grid-template-columns:1fr auto;gap:8px}.share-link input{min-width:0}.sign-form{margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}#signatureCanvas{display:block;width:100%;height:190px;border:2px dashed #9bb4b7;border-radius:12px;background:#fff;touch-action:none}.sign-result{text-align:center;padding:32px 20px}.success-mark{width:76px;height:76px;border-radius:50%;display:grid;place-items:center;background:#e8f3ec;color:#2e7a59;font-size:42px;font-weight:900;margin:0 auto 18px}.sign-result dl{display:grid;grid-template-columns:100px 1fr;gap:8px;text-align:left;max-width:600px;margin:24px auto}.sign-result dt{color:var(--muted);font-weight:700}.sign-result dd{margin:0}.hash-text{word-break:break-all;font-family:monospace;font-size:12px}.error-card{color:#8a3535}.document-state{display:flex;align-items:center;gap:8px}.sign-loading{padding:50px;text-align:center;color:var(--muted)}
@media(max-width:600px){.public-sign-shell{padding:8px}.public-sign-card{padding:18px 14px;border-radius:14px}.public-sign-brand b{font-size:19px}.share-link{grid-template-columns:1fr}.signature-summary{display:grid;gap:5px}#signatureCanvas{height:170px}.sign-result dl{grid-template-columns:82px 1fr}}


/* v2.5 mobile web push and due reminders */
.push-overview{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:15px 17px;margin-bottom:16px;border:1px solid #e5cfa8;background:#fff5e5;border-radius:13px}.push-overview.enabled{border-color:#b9d6ca;background:#edf7f2}.push-overview b{display:block;font-size:17px;margin-bottom:3px}.push-overview span{display:block;color:var(--muted);font-size:13px}.push-settings{grid-column:1/-1}.push-status{padding:6px 10px;border-radius:999px;font-size:13px;font-weight:800}.push-status.on{background:#e8f3ec;color:var(--ok)}.push-status.off{background:#f3f5f4;color:var(--muted)}.push-device{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:14px 15px;border:1px solid var(--line);background:#f8faf9;border-radius:11px;margin-bottom:14px}.push-device b,.push-device span{display:block}.push-device span{color:var(--muted);font-size:13px;margin-top:3px}.push-pref-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:14px}.check-card{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:11px;padding:13px;background:#fff}.check-card input{width:19px;height:19px;margin-top:2px}.check-card b,.check-card small{display:block}.check-card small{color:var(--muted);margin-top:3px;line-height:1.4}.push-time-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.push-time-grid select{width:100%;height:42px;border:1px solid #cbd8d5;border-radius:9px;background:#fff;padding:0 12px}.push-preview{position:relative;width:300px;border:10px solid #233238;border-radius:36px;background:#eef3f2;padding:18px 12px 22px;box-shadow:0 18px 50px rgba(21,52,58,.2)}.push-preview:before{content:'';display:block;width:80px;height:7px;border-radius:9px;background:#233238;margin:-10px auto 17px}.push-notification{background:#fff;border-radius:14px;padding:13px;box-shadow:0 5px 18px rgba(26,59,65,.12);display:flex;gap:10px}.push-notification img{width:38px;height:38px;border-radius:9px}.push-notification b,.push-notification small{display:block}.push-notification small{color:var(--muted);margin-top:4px;line-height:1.4}
@media(max-width:760px){.push-overview,.push-device{align-items:flex-start;flex-direction:column}.push-pref-grid,.push-time-grid{grid-template-columns:1fr}.push-device .inline-actions{width:100%}.push-device .inline-actions button{flex:1}}

/* v2.7 authorized user, MFA and approved-device access control */
.access-gate-card{width:min(540px,100%);text-align:center}.access-shield{display:grid;place-items:center;width:74px;height:74px;margin:18px auto 8px;border-radius:22px;background:#edf5f3;font-size:36px}.access-status-list{display:grid;gap:8px;text-align:left;margin:22px 0}.access-status-list>div{display:flex;justify-content:space-between;gap:18px;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:#f8faf9}.access-status-list span{color:var(--muted);font-weight:700}.center-actions{justify-content:center}.mfa-qr{display:block;width:min(260px,80%);margin:10px auto 16px;border:1px solid var(--line);border-radius:12px}.mfa-secret{display:grid;gap:5px;padding:10px 12px;margin-bottom:14px;border-radius:10px;background:#f3f7f6}.mfa-secret span{font-size:12px;color:var(--muted)}.mfa-secret code{word-break:break-all;font-size:13px}.security-policy-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:13px}.access-summary{display:grid;grid-template-columns:repeat(4,minmax(140px,1fr));gap:12px;margin-bottom:18px}.access-summary>div{padding:16px;border:1px solid var(--line);border-radius:13px;background:#fff}.access-summary small{display:block;color:var(--muted);font-weight:700}.access-summary b{display:block;font-size:27px;margin-top:5px}.access-alert{padding:13px 15px;border:1px solid #e5cfa8;background:#fff5e5;border-radius:11px;color:#7e5b22}.badge:has(+.table-sub){margin-bottom:2px}
@media(max-width:780px){.access-summary{grid-template-columns:1fr 1fr}.security-policy-grid{grid-template-columns:1fr}}
@media(max-width:480px){.access-summary{grid-template-columns:1fr}.access-status-list>div{display:grid;gap:3px}.access-gate-card{padding:24px 18px}}