:root{--ink:#15231d;--muted:#718079;--line:#dfe7e2;--wash:#f4f7f5;--paper:#fff;--green:#426a58;--green-dark:#294c3d;--green-pale:#e7f0eb;--shadow:0 18px 45px rgba(24,46,36,.08)}
*{box-sizing:border-box}body{margin:0;background:var(--wash);color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif}.app-shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{position:sticky;top:0;height:100vh;padding:28px 22px;background:#fcfdfc;border-right:1px solid var(--line);display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);text-decoration:none}.brand-mark,.login-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:15px;background:var(--green-dark);color:#fff;font-weight:800}.brand strong{display:block;font-size:19px}.brand small{display:block;margin-top:2px;color:var(--muted);font-size:11px;letter-spacing:.12em}.sidebar nav{display:grid;gap:7px;margin-top:46px}.nav-item{appearance:none;border:0;background:transparent;padding:13px 14px;border-radius:12px;color:#516158;text-align:left;font:inherit;cursor:pointer}.nav-item span{display:inline-block;width:26px;color:#7e8b84}.nav-item:hover,.nav-item.is-active{background:var(--green-pale);color:var(--green-dark);font-weight:700}.privacy-note{margin-top:auto;padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--wash)}.privacy-note span{font-size:12px;font-weight:800;color:var(--green)}.privacy-note p{margin:7px 0 0;color:var(--muted);font-size:12px;line-height:1.65}.logout-button{margin-top:12px;padding:11px;border:0;background:transparent;color:#66756e;cursor:pointer}.main{padding:30px 42px 54px;min-width:0}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.eyebrow{margin:0 0 6px;color:#789082;font-size:11px;font-weight:800;letter-spacing:.16em}.topbar h1{margin:0;font-size:28px}.admin-chip{display:flex;align-items:center;gap:10px;padding:7px 11px 7px 7px;border:1px solid var(--line);border-radius:13px;background:var(--paper)}.admin-chip>span{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--green-pale);color:var(--green-dark);font-weight:800}.admin-chip strong,.admin-chip small{display:block}.admin-chip strong{font-size:13px}.admin-chip small{max-width:190px;color:var(--muted);font-size:11px;overflow:hidden;text-overflow:ellipsis}.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.stat-card,.content-card{border:1px solid var(--line);border-radius:20px;background:var(--paper);box-shadow:var(--shadow)}.stat-card{position:relative;padding:24px;overflow:hidden}.stat-card span{color:#627168;font-size:13px}.stat-card strong{display:block;margin:15px 0 7px;font:700 36px/1 Georgia,"Times New Roman",serif}.stat-card small{color:#93a098}.stat-card.accent{background:var(--green-dark);border-color:var(--green-dark);color:#fff}.stat-card.accent span,.stat-card.accent small{color:#c3d5ca}.intro-card{margin-top:16px;padding:30px;display:flex;align-items:center;justify-content:space-between;gap:30px}.intro-card h2,.section-heading h2,.detail-header h2{margin:0}.intro-card p:not(.eyebrow){max-width:680px;margin:10px 0 0;color:var(--muted);line-height:1.7}.primary-button{border:0;border-radius:11px;padding:13px 20px;background:var(--green);color:#fff;font:700 14px/1 inherit;cursor:pointer}.primary-button:hover{background:var(--green-dark)}.recent-card{margin-top:16px;padding:27px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.recent-users{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}.recent-user{padding:15px;border:1px solid var(--line);border-radius:14px;background:#fbfcfb}.recent-user strong,.recent-user small{display:block}.recent-user small{margin-top:5px;color:var(--muted)}.workspace-grid{display:grid;grid-template-columns:minmax(620px,1.25fr) minmax(330px,.75fr);gap:16px;align-items:start}.users-card,.detail-card{min-height:650px;padding:26px}.search-box{display:flex;align-items:center;gap:8px;width:250px;padding:10px 12px;border:1px solid var(--line);border-radius:11px;background:var(--wash)}.search-box input{width:100%;border:0;outline:0;background:transparent;color:var(--ink);font:inherit}.table-wrap{margin-top:20px;overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left}th{padding:12px 10px;border-bottom:1px solid var(--line);color:#8a9891;font-size:11px;letter-spacing:.08em}td{padding:17px 10px;border-bottom:1px solid #edf1ee;font-size:13px;vertical-align:middle}.user-cell{display:flex;align-items:center;gap:10px}.user-avatar{display:grid;place-items:center;width:36px;height:36px;flex:0 0 auto;border-radius:11px;background:var(--green-pale);color:var(--green-dark);font-weight:800}.user-cell strong,.user-cell small{display:block;max-width:190px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.user-cell small,td.muted{color:var(--muted);font-size:12px}.admin-tag{display:inline-flex;margin-left:5px;padding:2px 6px;border-radius:6px;background:#edf3ef;color:var(--green);font-size:9px}.text-button{border:1px solid var(--line);border-radius:9px;background:#fff;padding:8px 10px;color:var(--green-dark);font-weight:700;cursor:pointer;white-space:nowrap}.text-button:hover{background:var(--green-pale)}.empty-state,.detail-placeholder{text-align:center;color:var(--muted)}.empty-state{padding:50px}.detail-placeholder{display:grid;place-items:center;align-content:center;min-height:580px}.detail-placeholder>span{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:var(--green-pale);color:var(--green);font-size:22px}.detail-placeholder h2{margin:18px 0 5px;color:var(--ink)}.detail-placeholder p{max-width:290px;line-height:1.7}.detail-header{display:flex;justify-content:space-between;gap:20px;padding-bottom:20px;border-bottom:1px solid var(--line)}.detail-header>div>p:last-child{margin:6px 0 0;color:var(--muted)}.count-badge{align-self:flex-start;padding:7px 10px;border-radius:9px;background:var(--green-pale);color:var(--green-dark);font-size:12px;font-weight:800}.detail-meta{display:flex;justify-content:space-between;margin:18px 0;padding:14px;border-radius:12px;background:var(--wash);font-size:12px}.detail-meta span{color:var(--muted)}.capture-heading{display:flex;align-items:center;justify-content:space-between;margin:26px 0 12px}.capture-heading h3{margin:0;font-size:15px}.capture-heading small{color:var(--muted)}.captures-list{display:grid;gap:10px;max-height:460px;overflow:auto;padding-right:4px}.capture-item{padding:15px;border:1px solid var(--line);border-radius:14px}.capture-item h4{margin:0;font-size:14px}.capture-item p{margin:7px 0;color:#65746c;font-size:12px;line-height:1.6;white-space:pre-wrap}.capture-item footer{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px;color:#8a9891;font-size:10px}.capture-item a{color:var(--green);text-decoration:none}.tag{padding:3px 6px;border-radius:6px;background:var(--wash)}.login-layer{position:fixed;inset:0;z-index:10;display:grid;place-items:center;padding:20px;background:rgba(20,31,26,.72);backdrop-filter:blur(8px)}.login-layer[hidden]{display:none}.login-card{width:min(430px,100%);padding:38px;border-radius:24px;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.22)}.login-mark{margin-bottom:24px}.login-card h1{margin:0;font-size:28px}.login-copy{margin:9px 0 25px;color:var(--muted)}.login-card label{display:grid;gap:7px;margin-top:15px;color:#536159;font-size:13px;font-weight:700}.login-card input{width:100%;padding:13px;border:1px solid #d7e0db;border-radius:10px;outline:0;font:inherit}.login-card input:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(66,106,88,.12)}.primary-button.full{width:100%;margin-top:22px}.login-card>a{display:block;margin-top:18px;color:var(--muted);font-size:12px;text-align:center}.form-error{min-height:18px;margin:12px 0 0;color:#a24f4f;font-size:12px}.toast{position:fixed;right:24px;bottom:24px;z-index:20;max-width:360px;padding:12px 16px;border-radius:11px;background:var(--green-dark);color:#fff;opacity:0;transform:translateY(8px);pointer-events:none;transition:.2s}.toast.is-visible{opacity:1;transform:none}
@media(max-width:1050px){.workspace-grid{grid-template-columns:1fr}.detail-card{min-height:420px}.detail-placeholder{min-height:350px}.recent-users{grid-template-columns:1fr 1fr}.app-shell{grid-template-columns:220px}.main{padding:28px 24px}}
@media(max-width:760px){.app-shell{display:block}.sidebar{position:static;width:100%;height:auto;padding:18px}.sidebar nav{grid-template-columns:1fr 1fr;margin-top:20px}.privacy-note{display:none}.logout-button{position:absolute;right:18px;top:26px}.main{padding:22px 14px}.topbar{align-items:flex-start}.admin-chip{display:none}.stats-grid{grid-template-columns:1fr}.intro-card{align-items:flex-start;flex-direction:column}.recent-users{grid-template-columns:1fr}.users-card,.detail-card{padding:18px}.section-heading{align-items:flex-start;flex-direction:column}.search-box{width:100%}.workspace-grid{display:block}.detail-card{margin-top:16px}th:nth-child(2),td:nth-child(2),th:nth-child(4),td:nth-child(4){display:none}.login-card{padding:28px}}

.topbar-actions{display:flex;align-items:center;gap:10px}.topbar-actions>small{color:var(--muted);font-size:11px}.disabled-tag{display:inline-flex;margin-left:5px;padding:2px 6px;border-radius:6px;background:#f5dfdc;color:#984d46;font-size:10px}.account-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:0 0 18px}.management-card{padding:28px}.management-card .privacy-copy{margin:10px 0 20px;color:var(--muted);font-size:13px}.inline-form{display:flex;gap:8px}.inline-form input{min-width:260px;padding:11px 12px;border:1px solid var(--line);border-radius:10px;font:inherit}.new-invite{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:16px 0;padding:14px;border:1px solid #b6cdbf;border-radius:12px;background:var(--green-pale)}.new-invite code{font-size:17px;font-weight:800;letter-spacing:.05em}.management-list{display:grid;gap:9px;margin-top:18px}.management-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px;border:1px solid var(--line);border-radius:13px;background:#fbfcfb}.management-row strong,.management-row small{display:block}.management-row small{margin-top:5px;color:var(--muted);font-size:12px}.management-row code{max-width:45%;overflow:hidden;color:var(--muted);font-size:11px;text-overflow:ellipsis}.status-stats .stat-card strong{font-family:inherit;font-size:28px}@media(max-width:760px){.sidebar nav{grid-template-columns:1fr 1fr}.topbar-actions>small{display:none}.management-card{padding:18px}.inline-form{width:100%;flex-direction:column}.inline-form input{min-width:0;width:100%}.management-row{align-items:flex-start}.new-invite{align-items:stretch;flex-direction:column}.account-actions{grid-template-columns:1fr}}

.invite-heading{align-items:end}.invite-form{display:grid;grid-template-columns:minmax(180px,1fr) 120px 110px auto;gap:10px;align-items:end}.invite-form label{display:grid;gap:6px;color:var(--muted);font-size:11px;font-weight:700}.invite-form input,.invite-form select{width:100%;min-height:42px;padding:10px 11px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font:inherit;outline:0}.invite-form input:focus,.invite-form select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(66,106,88,.1)}.invite-form .primary-button{min-height:42px}.new-invite>div{display:grid;gap:3px}.new-invite small{color:var(--muted);font-size:10px}.new-invite code{font-size:26px;letter-spacing:.18em}.invite-row{align-items:flex-start}.invite-main{min-width:230px;flex:1}.invite-status{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.invite-status span{padding:4px 7px;border-radius:7px;background:var(--wash);color:var(--muted);font-size:11px}.invite-registrants{display:flex;min-width:min(460px,45vw);flex-wrap:wrap;gap:7px}.invite-person{display:grid;min-width:150px;padding:8px 10px;border-radius:9px;background:var(--green-pale)}.invite-person strong{font-size:12px}.invite-person small{margin-top:2px;font-size:10px}.invite-no-users{align-self:center;color:var(--muted);font-size:11px}
@media(max-width:1180px){.invite-heading{align-items:flex-start;flex-direction:column}.invite-form{width:100%;grid-template-columns:minmax(180px,1fr) 120px 110px auto}.invite-row{flex-wrap:wrap}.invite-registrants{min-width:100%;order:3}}
@media(max-width:760px){.invite-form{grid-template-columns:1fr 1fr}.invite-form label:first-child{grid-column:1/-1}.invite-form .primary-button{align-self:end}.invite-row{display:grid}.invite-registrants{display:grid;grid-template-columns:1fr}.invite-person{min-width:0}}
.invite-actions{display:flex;flex:0 0 auto;align-items:center;gap:7px}.invite-delete-button{border-color:#ead1cd;color:#9a554e}.invite-delete-button:hover{border-color:#d9aaa4;background:#fff3f1;color:#803f39}
@media(max-width:760px){.invite-actions{justify-self:end}}
.invite-qr{display:grid;flex:0 0 112px;place-items:center;gap:4px;align-self:center}.invite-qr img{display:block;width:92px;height:92px;padding:5px;border:1px solid var(--line);border-radius:12px;background:#fff}.invite-qr small{margin:0;color:var(--muted);font-size:10px}.invite-qr-empty{display:grid;place-items:center;width:92px;height:92px;border:1px dashed #cbd7d0;border-radius:12px;background:var(--wash);color:#8b9891;font-size:11px;line-height:1.5;text-align:center;white-space:pre-line}
@media(max-width:1180px){.invite-qr{order:2}.invite-registrants{order:4}.invite-actions{order:3}}
@media(max-width:760px){.invite-qr{justify-self:start}.invite-actions{order:initial}.invite-registrants{order:initial}}

.invite-code-value{width:max-content;padding:3px 2px;border:0;border-radius:7px;background:transparent;color:var(--ink);font:800 28px/1.2 Georgia,"Times New Roman",serif;letter-spacing:.2em;cursor:copy}.invite-code-value:hover,.invite-code-value:focus-visible{background:rgba(255,255,255,.7);outline:2px solid rgba(66,106,88,.18);outline-offset:2px}.new-invite-actions{display:flex!important;grid-auto-flow:column;align-items:center;gap:10px!important}.new-invite-actions span{color:var(--muted);font-size:10px}@media(max-width:760px){.new-invite-actions{align-items:stretch;grid-auto-flow:row}.new-invite-actions .text-button{width:100%}}
.invite-title-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px}.invite-record-code{padding:4px 9px;border:1px solid #b8ccc0;border-radius:8px;background:var(--green-pale);color:var(--green);font:800 13px/1.2 Georgia,"Times New Roman",serif;letter-spacing:.08em;cursor:copy}.invite-record-code:hover,.invite-record-code:focus-visible{border-color:var(--green);background:#fff;outline:3px solid rgba(66,106,88,.1)}.invite-code-unavailable{color:var(--muted);font-size:11px;font-weight:500}

/* Operations dashboard additions */
.overview-stats{grid-template-columns:repeat(5,minmax(135px,1fr))}.overview-stats .stat-card{padding:20px}.overview-stats .stat-card strong{margin:11px 0 5px;font-size:32px}.overview-stats .stat-card b{color:var(--green-dark)}.stat-card.warning{background:#fffaf8}.stat-card.warning strong{color:#9a554e}.overview-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(260px,.7fr);gap:16px;margin-top:16px}.trend-card,.quick-card,.backup-card{padding:26px}.chart-legend{display:flex;gap:15px;color:var(--muted);font-size:11px}.chart-legend span{display:flex;align-items:center;gap:6px}.chart-legend i{display:block;width:8px;height:8px;border-radius:2px}.users-dot{background:var(--green-dark)}.captures-dot{background:#9fc7b3}.activity-chart{display:grid;grid-template-columns:repeat(7,1fr);gap:14px;height:208px;margin-top:20px;padding-top:4px;border-bottom:1px solid var(--line)}.chart-day{display:grid;grid-template-rows:20px 1fr 23px;gap:3px;min-width:0;text-align:center}.chart-day strong{color:#617169;font-size:10px}.chart-day small{color:#829088;font-size:10px}.chart-bars{display:flex;align-items:flex-end;justify-content:center;gap:5px;min-height:120px}.chart-bar{display:block;width:min(18px,38%);min-height:2px;border-radius:4px 4px 0 0;transition:height .25s}.users-bar{background:var(--green-dark)}.captures-bar{background:#9fc7b3}.quick-card h2{margin:0 0 18px}.quick-action{display:flex;width:100%;align-items:center;justify-content:space-between;gap:12px;padding:15px 0;border:0;border-bottom:1px solid var(--line);background:transparent;color:var(--ink);font:inherit;text-align:left;cursor:pointer}.quick-action:first-of-type{border-top:1px solid var(--line)}.quick-action:hover span{color:var(--green)}.quick-action strong{color:var(--green-dark);font-size:12px}.heading-count{color:var(--green);font-size:14px}.toolbar{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}.filter-select{min-height:39px;padding:8px 30px 8px 10px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font:inherit;font-size:12px;outline:0}.filter-select:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(66,106,88,.1)}.moderation-list{display:grid;gap:10px;margin-top:18px}.moderation-row{display:grid;grid-template-columns:112px minmax(0,1fr) auto;gap:16px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:14px;background:#fbfcfb}.moderation-preview{display:grid;place-items:center;width:112px;height:76px;overflow:hidden;border-radius:10px;background:var(--green-pale);color:var(--muted);font-size:11px}.moderation-preview img{width:100%;height:100%;object-fit:cover}.moderation-copy{min-width:0}.moderation-copy strong{display:block;margin-bottom:5px}.moderation-copy p{max-width:720px;margin:0 0 6px;color:#64736b;font-size:12px;line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.moderation-copy small{color:var(--muted);font-size:11px}.moderation-tags{display:flex;gap:5px;margin-top:7px}.moderation-tags span{padding:3px 6px;border-radius:6px;background:var(--green-pale);color:var(--green);font-size:10px}.moderation-actions{display:flex;align-items:center;gap:7px}.moderation-actions a{text-decoration:none}.danger-button{border-color:#ead1cd;color:#9a554e}.danger-button:hover{border-color:#d9aaa4;background:#fff3f1}.backup-card{margin-top:16px}.compact-empty{padding:25px}
@media(max-width:1280px){.overview-stats{grid-template-columns:repeat(3,1fr)}.overview-grid{grid-template-columns:1fr}.toolbar .search-box{width:220px}}
@media(max-width:900px){.overview-stats{grid-template-columns:repeat(2,1fr)}.moderation-row{grid-template-columns:90px minmax(0,1fr)}.moderation-preview{width:90px}.moderation-actions{grid-column:2}.section-heading .toolbar{width:100%;justify-content:flex-start}}
@media(max-width:760px){.overview-stats{grid-template-columns:1fr}.trend-card,.quick-card,.backup-card{padding:18px}.activity-chart{gap:5px}.chart-legend{display:none}.toolbar{width:100%;justify-content:stretch}.toolbar .search-box{width:100%}.filter-select{flex:1}.moderation-row{grid-template-columns:1fr}.moderation-preview{width:100%;height:150px}.moderation-actions{grid-column:1}.moderation-copy p{white-space:normal}.overview-grid{display:block}.quick-card{margin-top:16px}}