:root{--bg:#0f1214;--panel:#161b1e;--panel2:#1c2226;--line:#263036;--ink:#e6ebe8;--mut:#9aa5a0;--acc:#3ddc97;--err:#ff7a7a;--warn:#ffc75f;color-scheme:dark}
@media (prefers-color-scheme:light){:root{--bg:#f6f8f7;--panel:#fff;--panel2:#eef2f0;--line:#dde3e0;--ink:#13201a;--mut:#5d6b65;--acc:#1e9e6a;--err:#c0392b;--warn:#9a6b00;color-scheme:light}}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--acc)}
[hidden]{display:none!important}
.muted{color:var(--mut)}
.small{font-size:13px}
.error{color:var(--err)}
.top{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:5}
.brand{display:flex;align-items:center;gap:8px;color:var(--ink);text-decoration:none;font-weight:600;font-size:17px;margin-right:auto}
.brand img{width:26px;height:26px}
.who{color:var(--mut);font-size:13px;max-width:40vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:9px;border:1px solid var(--line);background:var(--panel);color:var(--ink);font:inherit;cursor:pointer;text-decoration:none}
.btn:hover{background:var(--panel2)}
.btn.primary{background:var(--acc);border-color:var(--acc);color:#06231a;font-weight:600}
.btn.small{padding:4px 10px;font-size:13px}
.btn.danger{color:var(--err)}
.btn:disabled{opacity:.6;cursor:default}
.card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:20px}
.narrow{max-width:560px;margin:32px auto}
.signin{padding:0 16px}
.signin h1{font-size:22px;margin:0 0 6px}
.stack{display:flex;flex-direction:column;gap:12px}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.field{display:flex;flex-direction:column;gap:4px;font-size:14px}
.field span{color:var(--mut)}
input[type=password],input[type=text],textarea{background:var(--panel2);color:var(--ink);border:1px solid var(--line);border-radius:8px;padding:9px 10px;font:inherit;width:100%}
textarea{font-family:ui-monospace,Consolas,monospace;font-size:13px}
.drop{display:flex;flex-direction:column;align-items:center;gap:4px;padding:28px 16px;border:2px dashed var(--line);border-radius:12px;cursor:pointer;margin:16px 0 10px;text-align:center}
.drop.over,.drop:focus{border-color:var(--acc);outline:none}
.paste{margin-bottom:10px}
.paste summary{cursor:pointer;color:var(--mut);font-size:14px}
.paste textarea{margin-top:8px}
.check{display:flex;gap:8px;align-items:center;margin:10px 0;font-size:14px}
#pass-row{margin-bottom:12px}
#go{width:100%;justify-content:center;padding:10px}
.help{margin-top:16px;font-size:14px;border-top:1px solid var(--line);padding-top:8px}
.help ul{padding-left:18px;margin:6px 0}
.app{max-width:1100px;margin:0 auto;padding:12px 16px 40px}
.crumbs{display:flex;flex-wrap:wrap;gap:4px;align-items:center;margin:4px 0 12px;font-size:15px}
.crumbs a{color:var(--ink);text-decoration:none;padding:2px 6px;border-radius:6px}
.crumbs a:hover{background:var(--panel2)}
.crumbs .sep{color:var(--mut)}
.toolbar{display:flex;gap:8px;align-items:center;margin-bottom:12px;flex-wrap:wrap}
.spacer{flex:1}
.list{padding:0;overflow:hidden}
.list.over{outline:2px dashed var(--acc);outline-offset:-6px}
table.files{width:100%;border-collapse:collapse}
.files th{text-align:left;font-weight:500;color:var(--mut);font-size:13px;padding:10px 14px;border-bottom:1px solid var(--line)}
.files td{padding:9px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
.files tr:last-child td{border-bottom:0}
.files tr.clickable{cursor:pointer}
.files tr.clickable:hover td{background:var(--panel2)}
.files .name{display:flex;gap:10px;align-items:center;min-width:0}
.files .name .label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.files .ico{width:22px;text-align:center;flex:none}
.files .num{white-space:nowrap;color:var(--mut);font-size:13px}
.files .actions{text-align:right;white-space:nowrap}
.lock{font-size:12px;color:var(--warn)}
.empty{padding:40px 16px;text-align:center;color:var(--mut)}
.foot{text-align:center;margin-top:20px}
.viewer{position:fixed;inset:0;background:rgba(0,0,0,.88);z-index:20;display:flex;flex-direction:column}
.viewer-bar{display:flex;gap:8px;align-items:center;padding:10px 14px;color:#e6ebe8}
.viewer-body{flex:1;display:flex;align-items:center;justify-content:center;overflow:auto;padding:12px}
.viewer-body img,.viewer-body video{max-width:100%;max-height:100%}
.viewer-body pre{background:#161b1e;color:#e6ebe8;padding:16px;border-radius:10px;max-width:100%;max-height:100%;overflow:auto;white-space:pre-wrap;word-break:break-word}
.toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:30;max-width:min(420px,calc(100vw - 32px))}
.toast{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 14px;box-shadow:0 6px 24px rgba(0,0,0,.25);font-size:14px}
.toast.err{border-color:var(--err);color:var(--err)}
progress{width:100%;height:6px;accent-color:var(--acc)}
@media (max-width:640px){.files .hide-sm{display:none}.files td,.files th{padding:9px 10px}.who{display:none}}