*{box-sizing:border-box}body{margin:0;background:#f5f7fa;color:#17243b;font:15px/1.5 Inter,system-ui,Segoe UI,sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer;border:1px solid #d7e0eb;background:#fff;border-radius:9px;padding:10px 15px;color:#183153}button:hover{background:#eef4fd}button.primary,#signIn{background:#2765cc;color:#fff;border-color:#2765cc}button.danger{color:#a62939;border-color:#f2c4cb}#dashboard{display:grid;grid-template-columns:245px 1fr;min-height:100dvh}#dashboard[hidden]{display:none}.sidebar{background:#fff;border-right:1px solid #e2e8f0;padding:24px 16px;display:flex;flex-direction:column;gap:32px}.brand{display:flex;gap:12px;align-items:center;padding:8px}.brand small{display:block;color:#66768d;font-size:11px}.sidebar nav{display:grid;gap:5px}.sidebar nav button{text-align:left;border:0}.sidebar nav button.selected{background:#eaf1ff;color:#1b57af;font-weight:700}.bottom{margin-top:auto;display:grid;gap:10px}.bottom a{font-size:13px;color:#2865bc}main{padding:38px clamp(18px,4vw,64px);max-width:1450px;width:100%}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}header small{color:#68809d;font-weight:700;letter-spacing:.09em}h1{font-size:30px;letter-spacing:-.04em;margin:6px 0}h2{font-size:19px}.panel{background:white;border:1px solid #dfe7ef;border-radius:15px;padding:22px;margin-bottom:18px;box-shadow:0 4px 18px #17305207}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.field{display:grid;gap:6px;margin-bottom:14px;font-weight:600}.field input,.field textarea,.field select{padding:11px;border:1px solid #cdd9e6;border-radius:8px;background:white;color:#17243b}.field textarea{min-height:90px;resize:vertical}.row{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}.ticket-row{width:100%;text-align:left;display:flex;justify-content:space-between;gap:12px;padding:16px;margin:6px 0}.pill{font-size:12px;border-radius:20px;background:#eef3fb;padding:5px 10px}.muted{color:#63758d}.thread{height:min(460px,50vh);overflow:auto;background:#f7f9fc;border-radius:12px;padding:18px;display:flex;flex-direction:column;gap:10px}.bubble{max-width:78%;align-self:flex-start;background:white;border:1px solid #dce4ee;padding:12px 15px;border-radius:12px;white-space:pre-wrap}.bubble.mine{align-self:flex-end;background:#e0edff}.bubble small{display:block;color:#61738a;margin-bottom:5px}.actions{border-top:1px solid #e4eaf1;margin-top:18px;padding-top:18px;display:flex;flex-wrap:wrap;gap:10px}.gate{min-height:100dvh;display:grid;place-items:center}.gate[hidden]{display:none}.login-card{background:white;padding:42px;max-width:430px;text-align:center;border:1px solid #dfe7ef;border-radius:18px;box-shadow:0 15px 40px #102c4612}.login-card button{width:100%;margin-top:15px}.login-card p{color:#61738a}#authError{color:#b32636}#toast{position:fixed;bottom:20px;right:20px;background:#183153;color:white;padding:12px 18px;border-radius:10px;display:none}@media(max-width:800px){#dashboard{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid #ddd;gap:10px}.sidebar nav{display:flex;overflow:auto}.sidebar nav button{white-space:nowrap}main{padding:22px}header{align-items:start;gap:10px}}
/* v7 admin refinements */
main{max-width:1600px}.panel{border-radius:13px;box-shadow:0 3px 14px #12233c06}.ticket-row{display:grid;grid-template-columns:1fr auto;align-items:center;text-align:left;min-height:68px;border-radius:10px;margin:8px 0}.ticket-row:hover{background:#f2f7ff;border-color:#8db6ee}.ticket-primary{font-weight:650}.ticket-secondary{color:#64748b;font-size:13px}.sr-file{position:absolute!important;width:1px!important;height:1px!important;opacity:0!important;overflow:hidden!important}.file-picker{display:inline-flex;align-items:center;gap:8px;background:#f3f7fd;color:#1e4d87;border-color:#b8cee8}.file-picker:hover{background:#e5efff}.file-status{font-size:12px;color:#64748b;margin-left:10px;overflow-wrap:anywhere}.field:has(.sr-file){display:block}.field:has(.sr-file)>span{display:block;margin-bottom:8px}.thread{min-height:260px}.actions{align-items:center}.actions button{min-width:110px}@media(max-width:700px){.ticket-row{grid-template-columns:1fr}.ticket-secondary{margin-top:4px}}

/* Codingbase 9: calmer controls and consistent compact file selection */
input[type=file]{max-width:100%;font-size:12px}input[type=file]::file-selector-button{background:#f3f7fc;color:#24446e;border:1px solid #cfdae8;border-radius:8px;padding:9px 12px;margin-right:12px;cursor:pointer;font:inherit}input[type=file]::file-selector-button:hover{background:#e6f0ff}button{transition:background-color .16s ease,transform .16s ease}button:active{transform:translateY(1px)}@media(prefers-reduced-motion:reduce){button{transition:none}}
/* Codingbase 12: restrained admin transitions */
button,a,input,textarea,select{transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .18s ease}
button:not(:disabled):active{transform:scale(.98)}
@keyframes adminAppear{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
main section,.panel{animation:adminAppear .24s ease both}
@media(prefers-reduced-motion:reduce){button,a,input,textarea,select{transition:none!important}main section,.panel{animation:none!important}}

.ticket-filter-tabs{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.filter-tab{border:1px solid #d3e0ef;background:#f6f9fd;color:#26476d;border-radius:10px;padding:12px 16px;font-weight:650}.filter-tab.active{background:#e6f0ff;border-color:#7baaf4;color:#1153ad}.ticket-filter-list{display:grid;gap:10px}.ticket-filter-list .ticket-row{display:flex;flex-direction:column;align-items:flex-start;gap:6px;text-align:left}.ticket-reason{font-size:12px;color:#66758a;white-space:normal}