:root{--ink:#172033;--muted:#788296;--line:#e7eaf0;--surface:#fff;--bg:#f3f5f8;--nav:#121a2a;--green:#20a464;--green-dark:#168653;--red:#e5484d;--blue:#375dfb;--shadow:0 20px 60px rgba(24,34,55,.10)}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:"Segoe UI","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:var(--bg)}button,input,textarea,select{font:inherit}button,a{transition:.2s ease}a{text-decoration:none;color:inherit}[hidden]{display:none!important}.eyebrow{font-size:11px!important;letter-spacing:.22em;font-weight:700;color:#8d98aa;margin:0 0 9px}.alert{padding:13px 16px;border-radius:12px;margin-bottom:18px;font-size:14px;border:1px solid}.alert.error{background:#fff1f1;border-color:#ffd4d4;color:#b42d31}.alert.success{background:#effbf5;border-color:#c5eed8;color:#147347}.alert.info{background:#f0f5ff;border-color:#cedbff;color:#3453b2}
.auth-page{background:#0f1726;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px;overflow:auto}.login-shell,.install-shell{width:min(1120px,100%);display:grid;grid-template-columns:1fr 470px;gap:80px;align-items:center}.install-shell{grid-template-columns:1fr 620px;gap:55px}.auth-brand{color:#fff;padding:30px}.brand-mark{width:54px;height:54px;background:#4d6bff;border-radius:16px;display:grid;place-items:center;font-size:23px;font-weight:800;margin-bottom:40px;box-shadow:0 14px 35px rgba(77,107,255,.3)}.auth-brand .eyebrow{color:#73829e}.auth-brand h1{font-size:48px;line-height:1.2;margin:0 0 22px;letter-spacing:-.04em}.auth-brand>p:not(.eyebrow){font-size:16px;line-height:1.8;color:#9ca8bc;max-width:470px}.brand-stats{display:flex;gap:48px;margin-top:55px}.brand-stats div{display:flex;flex-direction:column}.brand-stats strong{font-size:25px}.brand-stats span{font-size:12px;color:#7e8aa0;margin-top:4px}.auth-card{background:#fff;border-radius:26px;padding:42px;box-shadow:0 30px 90px rgba(0,0,0,.3)}.card-heading{display:flex;gap:15px;align-items:center;margin-bottom:28px}.card-heading>span{width:42px;height:42px;border-radius:12px;background:#eef1ff;color:#3c5af5;display:grid;place-items:center;font-weight:800}.card-heading h2{margin:0 0 4px;font-size:22px}.card-heading p{margin:0;color:var(--muted);font-size:13px}.stack-form{display:flex;flex-direction:column;gap:18px}.stack-form.roomy{gap:23px}.stack-form label,.form-grid label{display:flex;flex-direction:column;gap:8px;font-size:13px;font-weight:650}.stack-form label>span small{font-weight:400;color:var(--muted);margin-left:6px}.stack-form input,.stack-form textarea,.stack-form select,.form-grid input{width:100%;border:1px solid #dfe3ea;background:#fbfcfe;border-radius:11px;padding:12px 14px;color:var(--ink);outline:none}.stack-form textarea{resize:vertical;line-height:1.7}.stack-form input:focus,.stack-form textarea:focus,.stack-form select:focus,.form-grid input:focus{border-color:#6f84ff;box-shadow:0 0 0 3px rgba(74,103,255,.11);background:#fff}.captcha-row{display:grid;grid-template-columns:1fr 132px;gap:10px}.captcha-row img{width:132px;height:46px;border-radius:10px;cursor:pointer;border:1px solid #dfe3ea}.primary-btn{border:0;border-radius:11px;background:var(--blue);color:#fff;padding:13px 18px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.primary-btn:hover{background:#294bdd;transform:translateY(-1px)}.primary-btn.small{padding:10px 15px;font-size:13px}.security-note{text-align:center;font-size:11px;color:#98a1b2;margin:20px 0 0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:17px}.form-grid .full{grid-column:1/-1}.install-card{padding:35px}.install-card .card-heading{margin-bottom:20px}
.admin-page{background:#f4f6f9}.admin-shell{display:grid;grid-template-columns:248px 1fr;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:248px;background:var(--nav);padding:27px 18px;color:#cad1dc;display:flex;flex-direction:column}.logo{display:flex;align-items:center;gap:12px;padding:0 8px 28px;border-bottom:1px solid rgba(255,255,255,.08)}.logo>span{width:40px;height:40px;border-radius:12px;background:#4865f8;color:#fff;display:grid;place-items:center;font-size:18px;font-weight:800}.logo div{display:flex;flex-direction:column}.logo strong{font-size:15px;color:#fff}.logo small{font-size:10px;color:#748095;margin-top:3px;letter-spacing:.1em}.sidebar nav{padding-top:20px;flex:1}.sidebar nav p{font-size:10px;color:#68748a;letter-spacing:.16em;padding:14px 13px 7px;margin:0}.sidebar nav a{display:flex;align-items:center;gap:12px;padding:11px 13px;border-radius:10px;margin:3px 0;font-size:13px;color:#919caf}.sidebar nav a i{font-style:normal;font-size:17px;width:20px;text-align:center}.sidebar nav a:hover{color:#fff;background:rgba(255,255,255,.05)}.sidebar nav a.active{background:#fff;color:#1b2538;font-weight:700;box-shadow:0 6px 22px rgba(0,0,0,.18)}.sidebar-user{border-top:1px solid rgba(255,255,255,.08);padding:20px 7px 0;display:flex;gap:11px;align-items:center}.avatar{width:34px;height:34px;border-radius:10px;background:#2a3650;color:#fff;display:grid;place-items:center;font-weight:700}.sidebar-user div:last-child{display:flex;flex-direction:column}.sidebar-user strong{font-size:12px;color:#fff}.sidebar-user small{font-size:10px;color:#707d92;margin-top:3px}.admin-main{grid-column:2;padding:0 38px 55px;min-width:0}.topbar{height:112px;display:flex;align-items:center;justify-content:space-between}.topbar h1{font-size:25px;margin:0;letter-spacing:-.03em}.top-actions{display:flex;align-items:center;gap:16px}.top-actions form{margin:0}.live-dot{font-size:11px;color:#697386;background:#fff;border:1px solid var(--line);border-radius:20px;padding:8px 12px}.live-dot i{display:inline-block;width:6px;height:6px;border-radius:50%;background:#28ba72;margin-right:6px;box-shadow:0 0 0 4px rgba(40,186,114,.12)}.ghost-btn{display:inline-flex;border:1px solid #dfe3ea;background:#fff;color:#596377;border-radius:9px;padding:8px 12px;font-size:12px;cursor:pointer}.ghost-btn:hover{border-color:#bbc3d0;color:#1d2739}.summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}.summary-grid article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;display:grid;grid-template-columns:1fr auto;align-items:end}.summary-grid span{font-size:12px;color:var(--muted);grid-column:1}.summary-grid strong{font-size:28px;grid-column:1;margin:11px 0 4px}.summary-grid strong em{font-style:normal;font-size:12px;margin-left:4px}.summary-grid small{grid-column:1;color:#a0a8b6;font-size:10px}.panel{background:#fff;border:1px solid var(--line);border-radius:17px;padding:25px;box-shadow:0 3px 15px rgba(34,44,65,.025)}.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.panel-head h2{font-size:16px;margin:0 0 5px}.panel-head p{margin:0;font-size:11px;color:var(--muted)}.link-table{border-top:1px solid var(--line)}.table-row{display:grid;grid-template-columns:minmax(250px,1.3fr) 120px 140px minmax(330px,1fr);align-items:center;gap:20px;min-height:82px;border-bottom:1px solid #eef0f4;padding:10px 7px}.table-header{min-height:43px;color:#9199a8;font-size:11px;text-transform:uppercase}.link-note{display:flex;flex-direction:column;min-width:0}.link-note strong{font-size:13px;margin-bottom:6px}.link-note a{font-size:11px;color:#8c96a8;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.link-note a:hover{color:var(--blue)}.muted-time{font-size:12px;color:#697386}.countdown{font-size:12px;font-weight:750;color:var(--red);font-variant-numeric:tabular-nums}.countdown.expired{background:#fff1f1;padding:5px 8px;border-radius:7px}.row-actions{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.inline-form,.row-actions form{display:inline;margin:0}.text-btn{border:0;background:transparent;color:#667085;padding:6px 7px;border-radius:7px;font-size:11px;cursor:pointer;display:inline-block}.text-btn:hover{background:#f0f3f8;color:#243044}.text-btn.danger{color:#d1464b}.text-btn.copied,.copy-chip.copied{background:#e9f9f0;color:#14804d}.empty-state{text-align:center;padding:60px 20px;color:var(--muted)}.empty-state strong{display:block;color:var(--ink);font-size:16px}.empty-state p{font-size:12px;margin:9px 0 20px}.narrow{max-width:760px}.form-panel{padding:30px}.step-badge{font-size:10px;letter-spacing:.15em;color:#4561e9;background:#eef1ff;border-radius:20px;padding:8px 11px;font-weight:700}.form-hint{font-size:12px;line-height:1.7;color:#6f7889;background:#f5f7fa;border-radius:10px;padding:13px 15px;border-left:3px solid #8b9cf8}.two-column{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}.domain-list{display:flex;flex-direction:column}.domain-list article{display:flex;justify-content:space-between;align-items:center;padding:14px 2px;border-bottom:1px solid var(--line);gap:15px}.domain-list article>div:first-child{display:flex;flex-direction:column;gap:7px;min-width:0}.domain-list strong{font-size:12px;overflow:hidden;text-overflow:ellipsis}.status-pill{font-size:9px;width:max-content;border-radius:10px;padding:3px 7px}.status-pill.on{background:#eaf9f1;color:#14804d}.status-pill.off{background:#f1f2f4;color:#7b8494}.modal[hidden]{display:none}.modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center}.modal-backdrop{position:absolute;inset:0;background:rgba(10,17,28,.65);backdrop-filter:blur(4px)}.qr-card{position:relative;z-index:1;background:#fff;border-radius:22px;padding:28px;text-align:center;width:310px;box-shadow:var(--shadow)}.qr-card p{font-weight:700;margin:0 0 20px}.qr-card small{display:block;color:var(--muted);font-size:10px;word-break:break-all;margin-top:15px}.modal-close{position:absolute;right:12px;top:10px;border:0;background:transparent;font-size:24px;color:#8c95a5;cursor:pointer}.modal-open{overflow:hidden}#qr-code{width:220px;min-height:220px;margin:auto;display:grid;place-items:center}#qr-code img,#qr-code canvas{max-width:100%}
.send-page{background:#f3f6f3;min-height:100vh;padding:24px 18px;color:#17231d}.send-shell{width:min(480px,100%);margin:0 auto}.send-brand{display:flex;align-items:center;justify-content:center;gap:10px;margin:18px 0 26px}.send-brand>span{width:36px;height:36px;border-radius:11px;background:#1f9f62;color:#fff;display:grid;place-items:center;font-weight:800}.send-brand div{display:flex;flex-direction:column}.send-brand strong{font-size:14px}.send-brand small{font-size:10px;color:#879188;margin-top:2px}.send-card{background:#fff;border-radius:24px;padding:25px;box-shadow:0 18px 55px rgba(27,62,42,.09);border:1px solid #e6ebe7}.send-status{display:flex;align-items:center;gap:8px;font-size:11px;color:#1b8655;border-bottom:1px solid #edf0ed;padding-bottom:18px;margin-bottom:7px}.send-status i{width:7px;height:7px;border-radius:50%;background:#25ad6c;box-shadow:0 0 0 5px rgba(37,173,108,.11)}.send-card.is-expired .send-status{color:#a44649}.send-card.is-expired .send-status i{background:#e05257;box-shadow:0 0 0 5px rgba(224,82,87,.1)}.send-field{padding:18px 0;border-bottom:1px solid #edf0ed}.field-label{font-size:11px;color:#8a948c;margin-bottom:10px}.field-value{display:flex;align-items:flex-start;justify-content:space-between;gap:15px}.field-value strong{font-size:21px;letter-spacing:.04em}.field-value p{font-size:14px;line-height:1.75;margin:0;white-space:normal;word-break:break-word;flex:1}.copy-chip{border:0;background:#edf6f1;color:#258158;padding:6px 10px;border-radius:8px;font-size:10px;cursor:pointer;flex:none}.send-button{width:100%;border:0;border-radius:14px;background:var(--green);color:#fff;padding:15px;margin-top:22px;font-weight:750;font-size:15px;box-shadow:0 12px 26px rgba(32,164,100,.24);cursor:pointer}.send-button:active{transform:scale(.985)}.send-button.disabled{background:#242726;box-shadow:none;color:#a9adaa;cursor:not-allowed}.send-timer{display:flex;justify-content:center;gap:8px;font-size:11px;color:#8a948c;margin-top:16px}.send-timer strong{color:var(--red);font-variant-numeric:tabular-nums}.expired-copy{text-align:center;padding:45px 10px 25px}.expired-icon{width:52px;height:52px;border-radius:50%;background:#fff0f0;color:#da4b50;display:grid;place-items:center;margin:0 auto 16px;font-weight:800;font-size:22px}.expired-copy h1{font-size:24px;margin:0 0 9px}.expired-copy p{font-size:13px;color:#929b94;margin:0}.send-footnote{text-align:center;font-size:10px;line-height:1.7;color:#98a19a;margin:20px 0}
@media(max-width:1000px){.table-row{grid-template-columns:minmax(220px,1.2fr) 90px 110px minmax(240px,1fr);gap:10px}.admin-main{padding:0 22px 45px}.login-shell,.install-shell{gap:35px}.auth-brand h1{font-size:38px}}
@media(max-width:760px){.auth-page{padding:20px}.login-shell,.install-shell{display:block}.auth-brand{display:none}.auth-card{padding:27px;border-radius:20px}.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:auto}.admin-shell{display:block}.sidebar{position:static;width:100%;height:auto;padding:16px}.sidebar nav{display:flex;overflow:auto;gap:5px;padding:12px 0 0}.sidebar nav p,.sidebar-user{display:none}.sidebar nav a{white-space:nowrap}.logo{padding-bottom:12px}.admin-main{padding:0 14px 35px}.topbar{height:92px}.top-actions .live-dot{display:none}.summary-grid{grid-template-columns:1fr}.two-column{grid-template-columns:1fr}.link-table{overflow-x:auto}.table-row{min-width:820px}.send-page{padding:12px}.send-card{padding:21px}}

/* Online visitors and inline destructive-action confirmation */
.panel-actions{display:flex;align-items:center;gap:10px}.panel-actions form{margin:0}.table-row{grid-template-columns:minmax(230px,1.3fr) 90px 120px 100px minmax(290px,1fr);gap:16px}.visitor-status{display:inline-flex;align-items:center;width:max-content;border-radius:14px;padding:5px 9px;font-size:10px;font-weight:700}.visitor-status.online{background:#e8f8ef;color:#14804d}.visitor-status.online:before{content:"";width:6px;height:6px;border-radius:50%;background:#24aa68;margin-right:6px;box-shadow:0 0 0 3px rgba(36,170,104,.12)}.visitor-status.offline{background:#f0f2f5;color:#8a93a3}.text-btn.danger.confirming{background:#df3f45;color:#fff}.danger-outline-btn{border:1px solid #efb8ba;background:#fff;color:#c83d42;border-radius:9px;padding:9px 12px;font-size:11px;font-weight:700;cursor:pointer}.danger-outline-btn:hover{background:#fff3f3}.danger-outline-btn.confirming{background:#df3f45;border-color:#df3f45;color:#fff}
@media(max-width:1000px){.table-row{grid-template-columns:minmax(210px,1.2fr) 75px 100px 90px minmax(240px,1fr);gap:9px}}
@media(max-width:760px){.panel-head{align-items:flex-start;gap:15px}.panel-actions{flex-direction:column;align-items:flex-end}.table-row{min-width:900px}}

/* Multi-admin roles and account management */
.super-mark{background:linear-gradient(135deg,#8b5cf6,#4f46e5)}.security-note a{color:#4260e8;font-weight:700}.role-badge{font-size:10px;font-weight:750;color:#536073;background:#e9edf3;border-radius:20px;padding:7px 10px}.role-badge.super{color:#5b36b4;background:#eee9ff}.owner-chip{display:inline-flex;margin-left:8px;padding:3px 7px;border-radius:10px;background:#eee9ff;color:#6947bd;font-size:9px;font-weight:700;vertical-align:middle}.admin-manage-grid{grid-template-columns:minmax(300px,.75fr) minmax(480px,1.25fr)}.admin-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}.admin-list article{position:relative;border:1px solid var(--line);border-radius:14px;padding:16px;background:#fbfcfe}.admin-edit-form{display:flex;flex-direction:column;gap:12px}.admin-edit-form label{display:flex;flex-direction:column;gap:6px;font-size:11px;font-weight:650}.admin-edit-form label small{font-weight:400;color:var(--muted)}.admin-edit-form input{width:100%;border:1px solid #dfe3ea;background:#fff;border-radius:9px;padding:9px 11px;outline:none}.admin-edit-form input:focus{border-color:#6f84ff;box-shadow:0 0 0 3px rgba(74,103,255,.11)}.admin-list-head{display:flex;align-items:center;gap:10px;margin-bottom:2px}.admin-list-head>div{display:flex;flex-direction:column;gap:3px}.admin-list-head strong{font-size:13px}.admin-list-head small{font-size:10px;color:var(--muted)}.admin-delete-form{position:absolute!important;right:10px;top:10px}.empty-state.compact{padding:35px 15px}
.login-location{display:flex;flex-direction:column;gap:4px;background:#f0f3f8;border-radius:10px;padding:10px 12px}.login-location>span{font-size:9px;color:#8b94a4;text-transform:uppercase;letter-spacing:.08em}.login-location>strong{font-size:12px;color:#344054;font-family:Consolas,monospace}.login-location>small{font-size:10px;color:#697386;line-height:1.5}
@media(max-width:1150px){.admin-manage-grid{grid-template-columns:1fr}.admin-list{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.admin-list{grid-template-columns:1fr}.role-badge{display:none}}