/* V1.4.43 — four optional translucent themes. Existing themes keep their styles. */
body[data-theme="messenger-frost"]{
  --bg:#101a33;--bg2:#13223c;--panel:#172640;--panel2:#243555;--line:#90a9db;
  --text:#f8faff;--muted:#c7d8f5;--purple:#8b7cf9;--pink:#ef9cdc;--green:#6de1c7;
  --hero-glow:#304a83;--rgb-a:#95a9ff;--rgb-b:#e5afff;--rgb-c:#9cdcf8;
  --ks-glass-veil:rgba(13,24,47,.48);--ks-glass-panel:rgba(21,37,68,.43);--ks-glass-panel-strong:rgba(17,30,56,.77);--ks-glass-stroke:rgba(202,222,255,.36);--ks-glass-blur:18px;
}
body[data-theme="violet-glass"]{
  --bg:#180d2c;--bg2:#23133b;--panel:#28183d;--panel2:#3d2859;--line:#ba8bef;
  --text:#fff9ff;--muted:#ebcbff;--purple:#b785ff;--pink:#ff99e8;--green:#90e1d0;
  --hero-glow:#432267;--rgb-a:#b994ff;--rgb-b:#ff9ee8;--rgb-c:#c6a4ff;
  --ks-glass-veil:rgba(28,9,47,.49);--ks-glass-panel:rgba(64,29,91,.43);--ks-glass-panel-strong:rgba(42,17,66,.78);--ks-glass-stroke:rgba(236,195,255,.4);--ks-glass-blur:17px;
}
body[data-theme="blue-glass"]{
  --bg:#091b35;--bg2:#102a4d;--panel:#102f52;--panel2:#1b4469;--line:#77b9e9;
  --text:#f3fbff;--muted:#b5dff4;--purple:#4dafff;--pink:#9dd8ff;--green:#67e4d5;
  --hero-glow:#1b5682;--rgb-a:#58c6ff;--rgb-b:#8bacff;--rgb-c:#8df1ff;
  --ks-glass-veil:rgba(4,24,49,.49);--ks-glass-panel:rgba(14,57,93,.42);--ks-glass-panel-strong:rgba(9,32,59,.78);--ks-glass-stroke:rgba(170,226,255,.38);--ks-glass-blur:17px;
}
body[data-theme="crystal-clear"]{
  --bg:#0f1926;--bg2:#1a2837;--panel:#203344;--panel2:#304557;--line:#b5d2e4;
  --text:#fff;--muted:#e0e9ef;--purple:#9abffa;--pink:#e4badf;--green:#91e8d9;
  --hero-glow:#3a5667;--rgb-a:#c0e5ff;--rgb-b:#e1c5f7;--rgb-c:#aee8e7;
  --ks-glass-veil:rgba(4,12,22,.31);--ks-glass-panel:rgba(22,41,55,.27);--ks-glass-panel-strong:rgba(12,27,41,.72);--ks-glass-stroke:rgba(232,248,255,.53);--ks-glass-blur:9px;
}

body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]){
  background-color:var(--bg)!important;
  background-image:linear-gradient(var(--ks-glass-veil),var(--ks-glass-veil)),var(--ks-glass-poster,none)!important;
  background-position:center,center top!important;
  background-size:cover,cover!important;
  background-attachment:fixed,fixed!important;
  background-repeat:no-repeat!important;
}

body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) .premium-topbar{
  background:var(--ks-glass-panel-strong)!important;
  border-bottom:1px solid var(--ks-glass-stroke)!important;
  -webkit-backdrop-filter:blur(var(--ks-glass-blur)) saturate(1.25)!important;
  backdrop-filter:blur(var(--ks-glass-blur)) saturate(1.25)!important;
}
body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) :is(.home-premium-rank-card-v15123,.home-premium-rank-body-v15123,.rgb-premium-panel,.wide-promo,.empty-state,.history-row,.panel,.episode-panel,.profile-menu,.notification-panel,.premium-modal-card,.premium-profile-menu,.premium-form-card,.catalog-dropdown){
  background:linear-gradient(135deg,rgba(255,255,255,.055),transparent 50%),var(--ks-glass-panel)!important;
  border-color:var(--ks-glass-stroke)!important;
  color:var(--text)!important;
  -webkit-backdrop-filter:blur(var(--ks-glass-blur)) saturate(1.2)!important;
  backdrop-filter:blur(var(--ks-glass-blur)) saturate(1.2)!important;
  box-shadow:inset 0 1px rgba(255,255,255,.19),0 16px 35px rgba(2,7,20,.25)!important;
}
body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) :is(.theme-select-v15121,.premium-main-nav>button,.catalog-host>button,.searchbox,.premium-searchbox,.ghost-btn,.rail-actions button){
  background:var(--ks-glass-panel-strong)!important;
  border:1px solid var(--ks-glass-stroke)!important;
  color:var(--text)!important;
  -webkit-backdrop-filter:blur(12px) saturate(1.15)!important;
  backdrop-filter:blur(12px) saturate(1.15)!important;
  box-shadow:inset 0 1px rgba(255,255,255,.18),0 5px 14px rgba(0,0,0,.17)!important;
}
body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) :is(.section-head h2,.page-title h1,.card-title,.home-premium-rank-copy-v15123 h2){
  color:var(--text)!important;text-shadow:0 2px 9px rgba(0,0,0,.82),0 0 16px rgba(0,0,0,.37)!important;
}
body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) :is(.section-head .eyebrow,.card-sub,.home-premium-rank-copy-v15123 p){
  color:var(--muted)!important;text-shadow:0 2px 6px rgba(0,0,0,.8)!important;
}
/* The messenger stays legible; only its shell and side panel inherit the glass tint. */
body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) #ksMessengerV146 .ks-messenger-v146,
body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) #ksMessengerV146 .ks-messenger-v146.chat-open{
  background:var(--ks-glass-panel-strong)!important;
  border-color:var(--ks-glass-stroke)!important;
  -webkit-backdrop-filter:blur(var(--ks-glass-blur)) saturate(1.2)!important;
  backdrop-filter:blur(var(--ks-glass-blur)) saturate(1.2)!important;
}
body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) #ksMessengerV146 :is(.ks-side-v146,.ks-chat-v146){
  background:var(--ks-glass-panel-strong)!important;color:var(--text)!important;
}
@media(max-width:720px){
  body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]){background-attachment:scroll,scroll!important}
  body:is([data-theme="messenger-frost"],[data-theme="violet-glass"],[data-theme="blue-glass"],[data-theme="crystal-clear"]) :is(.home-premium-rank-card-v15123,.home-premium-rank-body-v15123,.rgb-premium-panel){-webkit-backdrop-filter:blur(8px)!important;backdrop-filter:blur(8px)!important}
}