:root{
  --bg:#08111f;--panel:#0e1a2b;--panel2:#132238;--line:#223652;
  --text:#eaf1fb;--muted:#91a4bd;--accent:#56a7ff;--good:#42d392;
  --bad:#ff6b6b;--warn:#f2c94c;--shadow:0 20px 55px rgba(0,0,0,.28)
}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial;background:var(--bg);color:var(--text)}
a{color:#8dc4ff;text-decoration:none}a:hover{text-decoration:underline}
button,input,textarea{font:inherit}
button{border:0;border-radius:10px;background:var(--accent);color:#06111f;font-weight:800;padding:11px 16px;cursor:pointer}
button.secondary{background:#223652;color:var(--text)}
input,textarea{width:100%;margin-top:7px;border:1px solid var(--line);background:#091526;color:var(--text);border-radius:10px;padding:12px;outline:none}
input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(86,167,255,.13)}
label{display:block;margin:15px 0;color:#c9d7e8}.check{display:flex;align-items:center;gap:10px}.check input{width:auto;margin:0}
small{display:block;color:var(--muted);margin-top:4px}
.auth-page{display:grid;place-items:center;min-height:100vh;padding:24px}
.auth-card{width:min(430px,100%);background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow)}
.auth-card h1{margin:6px 0 4px}.auth-card p{color:var(--muted);margin-top:0}.auth-card button{width:100%;margin-top:6px}
.brand-mark{width:52px;height:52px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(135deg,#56a7ff,#42d392);color:#06111f;font-weight:900;letter-spacing:.5px}
.alert{padding:12px 14px;border-radius:10px;margin:14px 0}.alert.error{background:rgba(255,107,107,.12);border:1px solid rgba(255,107,107,.35)}.alert.success{background:rgba(66,211,146,.12);border:1px solid rgba(66,211,146,.35)}
.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 22px;border-bottom:1px solid var(--line);background:#0b1727;position:sticky;top:0;z-index:5}.title{font-size:18px;font-weight:850}.subtitle{font-size:12px;color:var(--muted);margin-top:2px}.userbox{display:flex;align-items:center;gap:14px;font-size:13px}
.shell{height:calc(100vh - 72px);display:grid;grid-template-rows:auto auto 1fr}
.toolbar{padding:14px 18px;background:var(--panel);border-bottom:1px solid var(--line)}#browseForm{display:flex;gap:10px}#browseForm input{margin:0}.policy{margin-top:9px;color:var(--muted);font-size:12px}
.statusbar{display:flex;align-items:center;gap:8px;padding:8px 18px;background:#0a1524;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}#metaText{margin-left:auto}.dot{width:9px;height:9px;border-radius:50%;background:#66758a}.dot.ok{background:var(--good);box-shadow:0 0 10px rgba(66,211,146,.6)}.dot.busy{background:var(--warn);box-shadow:0 0 10px rgba(242,201,76,.5)}.dot.bad{background:var(--bad)}
.viewer-wrap{position:relative;min-height:0;background:#fff}.viewer-wrap iframe{width:100%;height:100%;border:0;background:#fff}.empty{position:absolute;inset:0;display:grid;place-content:center;text-align:center;padding:30px;background:radial-gradient(circle at 50% 30%,#142b47,#08111f 65%);color:var(--text)}.empty h2{margin-bottom:6px}.empty p{max-width:720px;color:var(--muted);line-height:1.6}
.settings-shell{width:min(980px,calc(100% - 32px));margin:28px auto}.panel{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow)}.notes{margin-top:18px;color:var(--muted);line-height:1.6}
@media(max-width:700px){.topbar{height:auto;padding:14px;align-items:flex-start}.userbox{flex-wrap:wrap;justify-content:flex-end}.shell{height:calc(100vh - 88px)}#browseForm{flex-wrap:wrap}#browseForm input{flex:1 1 100%}.policy{overflow-wrap:anywhere}}

/* Critical viewer fix: ensure the empty overlay really disappears after a page loads. */
.empty[hidden]{display:none!important}


/* v1.1.0 browser experience */
.browser-shell{position:relative}
.browser-toolbar{padding:12px 18px;background:var(--panel);border-bottom:1px solid var(--line)}
.nav-row{display:flex;align-items:center;gap:10px}
.nav-buttons,.browser-actions{display:flex;align-items:center;gap:6px;flex:0 0 auto}
.icon-btn{width:40px;min-width:40px;height:40px;padding:0;display:grid;place-items:center;font-size:19px}
.icon-btn:disabled,.secondary:disabled{opacity:.4;cursor:not-allowed}
.address-form{display:flex;gap:8px;flex:1;min-width:180px}
.address-wrap{display:flex;align-items:center;flex:1;min-width:0;background:#091526;border:1px solid var(--line);border-radius:10px;padding-left:12px}
.address-wrap:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px rgba(86,167,255,.13)}
.address-wrap input{border:0;box-shadow:none!important;margin:0;background:transparent;padding-left:9px;min-width:0}
.security-icon{font-size:12px;color:var(--muted)}.security-icon.secure{color:var(--good)}.security-icon.warning{color:var(--warn)}
.page-info-row{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:10px;padding-top:10px;border-top:1px solid rgba(255,255,255,.06)}
.page-title-block{display:flex;align-items:center;min-width:0;gap:8px}.page-title-block strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.info-label{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.destination-info{display:flex;gap:7px;flex:0 0 auto}
.browser-badge{border:1px solid var(--line);background:#101f33;color:#c9d7e8;border-radius:999px;padding:4px 9px;font-size:11px}
.browser-badge.secure{border-color:rgba(66,211,146,.45);color:#81e6b6;background:rgba(66,211,146,.09)}
.browser-badge.warning{border-color:rgba(242,201,76,.45);color:#f5d96d;background:rgba(242,201,76,.08)}
.browser-badge.neutral{color:var(--muted)}
.favorite-active{color:#ffd767!important}
.progress-track{height:3px;background:#0b1727;overflow:hidden}.progress-track[hidden]{display:none}
.progress-bar{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--good));transition:width .16s ease}
.timeout-text{margin-left:10px;color:#6f839e}.timeout-text:empty{display:none}
.home-shortcuts{display:flex;justify-content:center;gap:10px;margin-top:18px}
.danger-outline{background:transparent;color:#ff9696;border:1px solid rgba(255,107,107,.4);padding:9px 12px}
.danger-outline:hover{background:rgba(255,107,107,.1)}
.library-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:40}.library-backdrop[hidden]{display:none}
.library-panel{position:fixed;z-index:41;right:0;top:0;bottom:0;width:min(520px,92vw);background:#0b1727;border-left:1px solid var(--line);box-shadow:-22px 0 60px rgba(0,0,0,.38);transform:translateX(105%);transition:transform .22s ease;display:flex;flex-direction:column}
.library-panel.open{transform:translateX(0)}
.library-head{display:flex;align-items:flex-start;justify-content:space-between;padding:20px;border-bottom:1px solid var(--line)}
.library-head h2{margin:0 0 4px}.library-subtitle{font-size:12px;color:var(--muted)}
.library-tabs{display:grid;grid-template-columns:repeat(3,1fr);padding:12px 14px 0;gap:6px}
.library-tab{background:#132238;color:#adc0d8}.library-tab.active{background:var(--accent);color:#06111f}
.library-tools{display:flex;gap:8px;padding:12px 14px}.library-tools input{margin:0}
.library-list{overflow:auto;padding:0 14px 18px;display:flex;flex-direction:column;gap:8px;min-height:0}
.library-item{display:flex;justify-content:space-between;gap:14px;text-align:left;background:#101e31;color:var(--text);border:1px solid var(--line);padding:12px;border-radius:12px}
.library-item:hover{border-color:#3c5f88;background:#13243b}
.library-item-main{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1}
.library-item-main strong,.library-item-main span,.library-item-main small{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.library-item-main span{color:#b7c7da;font-size:12px}.library-item-main small{color:var(--muted)}
.library-item-side{display:flex;align-items:flex-end;flex-direction:column;gap:5px;flex:0 0 auto;color:var(--muted)}
.mini-security{font-size:10px;border-radius:999px;padding:3px 6px}.mini-security.secure{color:#81e6b6;background:rgba(66,211,146,.1)}.mini-security.warning{color:#f5d96d;background:rgba(242,201,76,.1)}
.library-empty{padding:34px 12px;text-align:center;color:var(--muted);border:1px dashed var(--line);border-radius:12px}

@media(max-width:980px){
  .nav-row{flex-wrap:wrap}
  .address-form{order:1;flex-basis:100%}
  .browser-actions{margin-left:auto}
}
@media(max-width:700px){
  .browser-toolbar{padding:10px}
  .browser-actions{flex-wrap:wrap}
  .browser-actions #libraryBtn{display:none}
  .page-info-row{align-items:flex-start;flex-direction:column}
  .destination-info{width:100%;overflow:auto}
  .statusbar{overflow:auto;white-space:nowrap}
}


/* v1.2.0 compatibility diagnostics */
.diagnostics-panel{position:fixed;z-index:41;right:0;top:0;bottom:0;width:min(560px,94vw);background:#0b1727;border-left:1px solid var(--line);box-shadow:-22px 0 60px rgba(0,0,0,.38);transform:translateX(105%);transition:transform .22s ease;display:flex;flex-direction:column;overflow:auto}
.diagnostics-panel.open{transform:translateX(0)}
.diagnostic-score-wrap{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.diagnostic-score-title{font-size:13px;color:var(--muted)}
.diagnostic-score{font-size:28px;font-weight:900}.diagnostic-score.good{color:var(--good)}.diagnostic-score.warn{color:var(--warn)}.diagnostic-score.bad{color:var(--bad)}
.diagnostic-summary{padding:14px 18px;border-bottom:1px solid var(--line)}
.diag-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.diag-grid>div{display:flex;justify-content:space-between;gap:12px;background:#101e31;border:1px solid var(--line);padding:9px 10px;border-radius:9px}
.diag-grid span{color:var(--muted);font-size:12px}
.diag-known-limits{display:grid;gap:5px;margin-top:12px;padding:12px;border:1px dashed #304766;border-radius:10px;color:var(--muted);font-size:12px}
.diag-known-limits strong{color:#cdd9e8}
.diagnostic-list{padding:14px 18px 22px;display:flex;flex-direction:column;gap:8px}
.diag-row{display:grid;grid-template-columns:auto 1fr;gap:10px;align-items:flex-start;padding:10px;background:#101e31;border:1px solid var(--line);border-radius:10px}
.diag-row>div{min-width:0}.diag-row>div>div,.diag-row small{overflow-wrap:anywhere}.diag-row small{display:block;color:var(--muted);margin-top:3px}
.diag-status{text-transform:uppercase;font-size:9px;letter-spacing:.06em;padding:4px 6px;border-radius:999px;background:#233650;color:#b8c9dc}
.diag-status.ok{background:rgba(66,211,146,.12);color:#81e6b6}.diag-status.warning{background:rgba(242,201,76,.12);color:#f5d96d}.diag-status.blocked,.diag-status.bad{background:rgba(255,107,107,.12);color:#ff9b9b}


/* v1.4.1 trusted cross-origin player dock */
.external-embed-dock{position:absolute;z-index:20;right:18px;bottom:18px;width:min(720px,calc(100% - 36px));height:min(500px,70%);background:#091526;border:1px solid #304766;border-radius:14px;box-shadow:0 22px 65px rgba(0,0,0,.5);overflow:hidden;display:grid;grid-template-rows:auto 1fr}
.external-embed-dock[hidden]{display:none}
.external-embed-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 10px 9px 14px;background:#101e31;border-bottom:1px solid var(--line)}
.external-embed-head>div:first-child{display:flex;align-items:center;gap:9px;min-width:0}
.external-embed-head strong{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.external-embed-head span{font-size:11px;color:var(--muted);white-space:nowrap}
.external-embed-actions{display:flex;gap:6px;align-items:center}
.external-embed-actions button{padding:7px 10px;font-size:12px}
.external-embed-frame-wrap{min-height:0;background:#000}
.external-embed-frame-wrap iframe{display:block;width:100%;height:100%;border:0;background:#000}
@media(max-width:700px){
  .external-embed-dock{left:8px;right:8px;bottom:8px;width:auto;height:65%}
  .external-embed-head{align-items:flex-start}
  .external-embed-head>div:first-child{flex-direction:column;align-items:flex-start;gap:2px}
  .external-embed-actions #externalEmbedReloadBtn{display:none}
}


/* v1.4.2 password management */
.password-panel{margin-top:18px}
.password-panel h2{margin-top:0}
.muted-text{color:var(--muted);line-height:1.55}
.password-strength{display:flex;align-items:center;gap:10px;margin:10px 0 16px}
.password-strength-track{height:7px;flex:1;background:#08111f;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.password-strength-bar{height:100%;width:0;background:linear-gradient(90deg,var(--bad),var(--warn),var(--good));transition:width .18s ease}
.password-strength span{font-size:12px;color:var(--muted);min-width:96px;text-align:right}


/* v1.5.0 cache & privacy */
.privacy-panel{margin-top:18px}
.privacy-panel h2{margin-top:0}
.panel-divider{border:0;border-top:1px solid var(--line);margin:20px 0}
.danger-button{background:var(--bad);color:#fff}
.private-active{background:rgba(66,211,146,.16)!important;color:#8df0be!important;border:1px solid rgba(66,211,146,.35)!important}


/* v1.5.2 compact browser toolbar buttons */
.browser-toolbar .nav-row{gap:7px}
.browser-toolbar .nav-buttons,.browser-toolbar .browser-actions{gap:5px}
.browser-toolbar .icon-btn{
  width:32px;
  min-width:32px;
  height:32px;
  border-radius:8px;
  padding:0;
  font-size:15px;
}
.browser-toolbar .address-form>button,
.browser-toolbar .browser-actions>button:not(.icon-btn){
  min-height:32px;
  height:32px;
  padding:5px 10px;
  border-radius:8px;
  font-size:12px;
  line-height:1;
  white-space:nowrap;
}
.browser-toolbar .address-wrap{min-height:32px;border-radius:8px;padding-left:10px}
.browser-toolbar .address-wrap input{height:30px;padding-top:5px;padding-bottom:5px;font-size:13px}
.browser-toolbar .address-form{gap:6px}
@media(max-width:700px){
  .browser-toolbar .icon-btn{width:30px;min-width:30px;height:30px;font-size:14px}
  .browser-toolbar .address-form>button,
  .browser-toolbar .browser-actions>button:not(.icon-btn){height:30px;min-height:30px;padding:4px 8px;font-size:11px}
}


/* v1.6.0 Strict IP Isolation */
.strict-isolation-box{margin:14px 0;padding:13px 14px;border:1px solid rgba(66,211,146,.38);background:rgba(66,211,146,.07);border-radius:11px}
.strict-isolation-box .check{margin:0 0 5px}
.strict-isolation-box small{line-height:1.5}
.isolation-strict{font-weight:800;box-shadow:0 0 0 1px rgba(66,211,146,.08) inset}