:root{--bg:#10131a;--panel:#191e29;--panel2:#202735;--line:#343d50;--text:#f4f7ff;--muted:#99a6bb;--cyan:#38d5ed;--gold:#f0aa38;--green:#2bd18b;--red:#ff616c;--blue:#4d8fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;font-size:15px}a{color:var(--cyan);text-decoration:none}button,input,select,textarea{font:inherit}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:7px;background:#111620;color:var(--text);padding:11px 12px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--cyan);box-shadow:0 0 0 3px #38d5ed18}textarea{resize:vertical}label{display:grid;gap:7px;color:#dce3ef;font-weight:650}label small,.muted,.meta{color:var(--muted);font-weight:400}.login-page{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at top,#193040 0,var(--bg) 45%)}.login-card{width:min(430px,100%);padding:30px;border:1px solid var(--line);border-radius:14px;background:var(--panel);box-shadow:0 24px 70px #0007;text-align:center}.brand-mark{width:58px;height:58px;display:grid;place-items:center;margin:auto;border-radius:16px;background:linear-gradient(135deg,var(--gold),#f65d37);font-weight:900;font-size:24px}.login-card h1{margin:16px 0 7px}.stack{display:grid;gap:15px;text-align:left;margin-top:22px}.primary,.ghost,.danger-button{border:0;border-radius:7px;padding:10px 15px;font-weight:750;cursor:pointer}.primary{background:linear-gradient(135deg,var(--gold),#f28e29);color:#16100a}.ghost{background:var(--panel2);border:1px solid var(--line);color:var(--text)}.danger-button{background:#451d26;color:#ff8790;border:1px solid #7e303c}.button{display:inline-flex;justify-content:center;align-items:center}.admin-link{display:block;margin-top:20px;color:var(--muted)}.topbar{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;gap:15px;min-height:62px;padding:10px max(18px,calc((100% - 1120px)/2));background:#11151deF;border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.topbar>div{display:flex;flex-direction:column;gap:3px}.topbar span{font-size:12px;color:var(--muted)}.shell{width:min(1120px,calc(100% - 28px));margin:25px auto 60px}.shell.narrow{width:min(760px,calc(100% - 28px))}.hero{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 4px}.hero h1{margin:0 0 7px}.hero p{margin:0;color:var(--muted)}.panel{margin-bottom:16px;padding:20px;border:1px solid var(--line);border-radius:10px;background:var(--panel)}.section-title,.ticket-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.section-title h1,.section-title h2,.panel h2{margin:0 0 15px}.section-title span{color:var(--muted)}.ticket-list{display:grid}.ticket-row{display:flex;justify-content:space-between;align-items:center;gap:15px;padding:15px 4px;border-top:1px solid #2b3242;color:var(--text)}.ticket-row:first-child{border-top:0}.ticket-row div{display:grid;gap:6px}.ticket-row small,.admin-ticket small{color:var(--muted)}.status,.tag{display:inline-flex;padding:5px 9px;border-radius:999px;font-size:12px;font-weight:800;white-space:nowrap}.status.open{background:#442b12;color:#ffc45d}.status.processing{background:#15334c;color:#72c2ff}.status.waiting_agent{background:#3c2b4c;color:#dba0ff}.status.resolved{background:#123c2d;color:#61e9aa}.status.closed{background:#2d3038;color:#abb4c3}.tag{background:#183e48;color:#6ce7f5}.empty{padding:35px 10px;text-align:center;color:var(--muted)}.alert{padding:12px 14px;border-radius:7px;margin-bottom:14px;line-height:1.55}.alert.danger{background:#3c2028;color:#ffabb1;border-left:3px solid var(--red)}.alert.info{background:#15313d;color:#bdefff;border-left:3px solid var(--cyan)}.alert.success{background:#143a2b;color:#8ef1bc;border-left:3px solid var(--green)}.ticket-heading h1{margin:12px 0 8px}.ticket-heading p,.description,.message p{white-space:pre-wrap;line-height:1.7}.meta{border-top:1px solid var(--line);padding-top:12px;font-size:12px}.timeline{display:grid;gap:10px;margin:12px 0 20px}.message{border:1px solid var(--line);border-radius:8px;padding:12px 14px;background:var(--panel2)}.message.agent{border-left:3px solid var(--cyan)}.message.admin,.message.upstream{border-left:3px solid var(--gold)}.message.system{border-left:3px solid var(--muted)}.message header{display:flex;justify-content:space-between;gap:10px}.message time{color:var(--muted);font-size:12px}.message p{margin:8px 0 0}.reply-box{display:grid;grid-template-columns:1fr auto;align-items:end;gap:10px}.tabs{display:flex;gap:8px;margin-bottom:15px;position:sticky;top:70px;z-index:4}.tabs a{padding:10px 18px;border:1px solid var(--line);border-radius:7px;background:var(--panel2);font-weight:750}.admin-ticket{border-top:1px solid var(--line)}.admin-ticket summary{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:15px 4px;cursor:pointer}.admin-ticket summary>div{display:grid;gap:5px}.ticket-body{padding:4px 12px 20px}.timeline.compact{max-height:350px;overflow:auto}.admin-actions{display:grid;grid-template-columns:1fr 240px;gap:10px}.admin-actions form:first-child{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:end}.status-form{display:grid;gap:8px}.inline-grid{display:grid;grid-template-columns:140px 1fr 1.3fr 1.3fr auto;gap:8px;margin-bottom:16px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:10px;border-top:1px solid var(--line);text-align:left;white-space:nowrap}th{color:var(--muted);font-size:12px}.route-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.route-grid form{display:grid;grid-template-columns:1fr auto;align-items:end;gap:8px;padding:10px;border:1px solid var(--line);border-radius:8px}
@media(max-width:720px){.topbar{padding:10px 14px}.hero,.section-title,.ticket-heading{align-items:stretch;flex-direction:column}.hero .button{width:100%}.reply-box,.admin-actions,.admin-actions form:first-child,.inline-grid,.route-grid,.route-grid form{grid-template-columns:1fr}.tabs{overflow:auto}.tabs a{white-space:nowrap}.admin-ticket summary{align-items:flex-start}.panel{padding:15px}.shell{width:min(100% - 18px,1120px)}}
.button-link{display:inline-flex;justify-content:center;align-items:center;margin-top:16px}.logout-form{margin-top:8px}.logout-form .admin-link{width:100%;border:0;background:transparent;cursor:pointer}.topbar .topbar-actions{display:flex!important;flex-direction:row!important;align-items:center;gap:8px}.topbar-actions form{margin:0}.topbar-actions .button,.topbar-actions button{white-space:nowrap}@media(max-width:520px){.topbar .topbar-actions{gap:5px}.topbar-actions .ghost{padding:8px 10px}}
.template-note{padding:10px 12px;border:1px dashed #35677a;border-radius:7px;background:#132731;color:#9eeaf4;font-size:13px;line-height:1.5}
.ticket-new-shell{width:min(1120px,calc(100% - 28px))}.ticket-compose-grid{display:grid;grid-template-columns:minmax(260px,320px) minmax(0,1fr);gap:18px;align-items:start}.ticket-steps,.ticket-details{display:grid;gap:15px}.ticket-details{padding-left:18px;border-left:1px solid var(--line)}
.form-section-label{margin-bottom:8px;color:#dce3ef;font-weight:750}.structured-fields{overflow:hidden;border:1px solid #35677a;border-radius:8px;background:#111620}.structured-empty{padding:24px;text-align:center;color:var(--muted)}.structured-row{display:grid;grid-template-columns:170px 1fr;gap:0;align-items:center;border-top:1px solid var(--line)}.structured-row:first-child{border-top:0}.structured-row span{align-self:stretch;display:flex;align-items:center;padding:11px 12px;background:#182330;color:#dce3ef;border-right:1px solid var(--line)}.structured-row input{border:0;border-radius:0;background:#111620}.structured-row input:focus{position:relative;z-index:1}.structured-row input.field-error{background:#351c23;box-shadow:inset 0 0 0 1px var(--red)}.field-help{display:block;margin-top:7px;color:var(--muted)}
@media(max-width:520px){.structured-row{grid-template-columns:118px 1fr}.structured-row span{padding:10px 8px;font-size:13px}.structured-row input{padding:10px 8px}}
.top-actions{display:flex!important;flex-direction:row!important;align-items:center;gap:8px}.notification-link{display:inline-flex;align-items:center;gap:6px;padding:9px 11px;border:1px solid var(--line);border-radius:7px;background:var(--panel2);color:var(--text);white-space:nowrap}.notification-badge{min-width:20px;padding:2px 6px;border-radius:999px;background:var(--red);color:#fff;text-align:center;font-size:11px;font-weight:900}.notification-list{display:grid}.notification-row{display:flex;justify-content:space-between;gap:15px;padding:13px 10px;border-top:1px solid var(--line);color:var(--text)}.notification-row:first-child{border-top:0}.notification-row.unread{background:#17303b;border-left:3px solid var(--cyan)}.notification-row div{min-width:0}.notification-row p{margin:5px 0;color:#dce3ef;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.notification-row small{color:var(--muted)}.unread-dot{align-self:center;padding:4px 8px;border-radius:999px;background:var(--red);font-size:11px;font-weight:800}.notification-toast{position:fixed;right:18px;bottom:18px;z-index:20;width:min(380px,calc(100% - 36px));padding:15px 17px;border:1px solid var(--cyan);border-radius:10px;background:#17303bf2;box-shadow:0 15px 45px #0008;cursor:pointer}.notification-toast b,.notification-toast span{display:block}.notification-toast span{margin-top:6px;color:#dce3ef;line-height:1.5}@media(max-width:520px){.top-actions{gap:5px}.notification-link{padding:8px}.notification-toast{right:10px;bottom:10px;width:calc(100% - 20px)}}
.channel-form{display:grid;grid-template-columns:1.4fr 1.4fr 100px auto;gap:8px;margin-bottom:16px}@media(max-width:720px){.channel-form{grid-template-columns:1fr}}
.usage-guide{margin:0 0 18px;padding:12px 14px;border:1px solid #35677a;border-radius:8px;background:#132731}.usage-guide summary{cursor:pointer;color:var(--cyan);font-weight:800}.usage-guide ol{margin:10px 0 0;padding-left:22px;color:#dce3ef;line-height:1.8}.usage-guide code{color:#ffd675}.channel-table input{min-width:120px}.row-actions{display:flex;gap:6px}.row-actions form{margin:0}.channel-table td:last-child{min-width:190px}
.admin-tabs a.active{border-color:var(--gold);background:#392d1f;color:#ffd675;box-shadow:inset 0 -2px 0 var(--gold)}.admin-shell>[role="tabpanel"]{animation:tab-in .14s ease-out}@keyframes tab-in{from{opacity:.45;transform:translateY(3px)}to{opacity:1;transform:none}}
.pagination{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:7px;margin-top:16px}.pagination a,.pagination span{min-width:36px;padding:8px 10px;border:1px solid var(--line);border-radius:7px;background:var(--panel2);color:var(--text);text-align:center;font-weight:750}.pagination .active{border-color:var(--gold);background:#392d1f;color:#ffd675}.pagination .disabled{color:#697589;cursor:not-allowed}.pagination small{margin-left:5px;color:var(--muted)}
.policy-grid{display:grid;grid-template-columns:repeat(5,minmax(130px,1fr));gap:10px;align-items:end;margin:16px 0}.policy-grid button{min-height:43px}.policy-summary{margin:0}.policy-notice{display:grid;gap:5px;background:#302818;color:#ffe0a1;border-left:3px solid var(--gold)}.policy-notice span{line-height:1.6}@media(max-width:900px){.policy-grid{grid-template-columns:repeat(2,minmax(160px,1fr))}}@media(max-width:520px){.policy-grid{grid-template-columns:1fr}}
@media(max-width:800px){.ticket-compose-grid{grid-template-columns:1fr}.ticket-details{padding-left:0;padding-top:15px;border-left:0;border-top:1px solid var(--line)}}