/* লাইভ চ্যাটের থিম — মেডিকেল ডুডল ওয়ালপেপার (assets/chat-themes.css, স্বয়ংক্রিয়ভাবে তৈরি) */
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[data-ctheme="sunrise"]{--ct-base:#fff7ec;--ct-top:#fdecd4;--ct-head:linear-gradient(125deg,#4a2a0c 0%,#a4581a 60%,#df8d36 100%);--ct-me:#c26a1c;--ct-them:#ffffff;--ct-them-ink:#3a2610;--ct-doodle:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260' viewBox='0 0 260 260'%3E%3Cg fill='none' stroke='%23d0822a' stroke-opacity='0.2' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cg transform='translate(18 22) rotate(-12 13 13) scale(1)'%3E%3Cpath d='M4 2v6a5 5 0 0 0 10 0V2M2 2h4M12 2h4'/%3E%3Cpath d='M9 13v4a6 6 0 0 0 12 0v-3'/%3E%3Ccircle cx='21' cy='12' r='2.4'/%3E%3C/g%3E%3Cg transform='translate(120 14) rotate(20 13 13) scale(1)'%3E%3Crect x='0' y='6' width='26' height='11' rx='5.5'/%3E%3Cpath d='M13 6v11'/%3E%3C/g%3E%3Cg transform='translate(200 40) rotate(0 13 13) scale(1)'%3E%3Cpath d='M9 1h7v8h8v7h-8v8H9v-8H1V9h8z'/%3E%3C/g%3E%3Cg transform='translate(70 80) rotate(-8 13 13) scale(1)'%3E%3Cpath d='M13 23S1 15.5 1 8a6 6 0 0 1 12-2 6 6 0 0 1 12 2c0 7.5-12 15-12 15z'/%3E%3Cpath d='M4 12h5l2-4 3 8 2-4h5'/%3E%3C/g%3E%3Cg transform='translate(160 96) rotate(30 13 13) scale(1)'%3E%3Cpath d='M5 1c0 7 12 7 12 13S5 21 5 27M17 1c0 7-12 7-12 13s12 7 12 13'/%3E%3Cpath d='M7 6h8M6 11h10M6 17h10M7 22h8'/%3E%3C/g%3E%3Cg transform='translate(12 130) rotate(-35 13 13) scale(1)'%3E%3Cpath d='M20 1l6 6M23 4l-3 3M18 6l4 4-11 11-5 1 1-5z'/%3E%3Cpath d='M8 20l-6 6'/%3E%3C/g%3E%3Cg transform='translate(226 140) rotate(10 13 13) scale(1)'%3E%3Cpath d='M12 1s8 9 8 15a8 8 0 0 1-16 0C4 10 12 1 12 1z'/%3E%3Cpath d='M12 12v7M8.5 15.5h7'/%3E%3C/g%3E%3Cg transform='translate(100 160) rotate(-20 13 13) scale(1)'%3E%3Crect x='0' y='7' width='28' height='12' rx='6'/%3E%3Ccircle cx='9' cy='13' r='1'/%3E%3Ccircle cx='14' cy='11' r='1'/%3E%3Ccircle cx='19' cy='13' r='1'/%3E%3Cpath d='M10 7v12M18 7v12'/%3E%3C/g%3E%3Cg transform='translate(60 210) rotate(0 13 13) scale(1)'%3E%3Cpath d='M10 2a3 3 0 0 1 6 0v13a6 6 0 1 1-6 0z'/%3E%3Cpath d='M13 9v10'/%3E%3C/g%3E%3Cg transform='translate(176 206) rotate(-25 13 13) scale(1)'%3E%3Cpath d='M23 15v-2l-9-5V3a1.5 1.5 0 0 0-3 0v5l-9 5v2l9-2.5V18l-2 1.5V21l3.5-1 3.5 1v-1.5L14 18v-5.5z'/%3E%3C/g%3E%3Cg transform='translate(236 226) rotate(0 13 13) scale(1)'%3E%3Cpath d='M3 4h18v14H3z'/%3E%3Cpath d='M8 4V1h8v3M12 8v6M9 11h6'/%3E%3C/g%3E%3Cg transform='translate(130 236) rotate(15 13 13) scale(0.8)'%3E%3Cpath d='M9 1h7v8h8v7h-8v8H9v-8H1V9h8z'/%3E%3C/g%3E%3Cg transform='translate(240 88) rotate(0 13 13) scale(0.7)'%3E%3Ccircle cx='6' cy='6' r='5'/%3E%3C/g%3E%3Cg transform='translate(48 170) rotate(0 13 13) scale(0.6)'%3E%3Ccircle cx='6' cy='6' r='5'/%3E%3C/g%3E%3Cg transform='translate(150 58) rotate(0 13 13) scale(0.6)'%3E%3Cpath d='M6 0v12M0 6h12'/%3E%3C/g%3E%3Cg transform='translate(96 118) rotate(0 13 13) scale(0.6)'%3E%3Cpath d='M6 0v12M0 6h12'/%3E%3C/g%3E%3Cg transform='translate(24 236) rotate(0 13 13) scale(0.6)'%3E%3Ccircle cx='6' cy='6' r='5'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
[data-ctheme="night"]{--ct-base:#0e1f30;--ct-top:#112a40;--ct-head:linear-gradient(125deg,#050d16 0%,#0c2a43 60%,#134a6e 100%);--ct-me:#1a86b4;--ct-them:#18324a;--ct-them-ink:#e3edf5;--ct-doodle:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260' viewBox='0 0 260 260'%3E%3Cg fill='none' stroke='%238fc6e6' stroke-opacity='0.13' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cg transform='translate(18 22) rotate(-12 13 13) scale(1)'%3E%3Cpath d='M4 2v6a5 5 0 0 0 10 0V2M2 2h4M12 2h4'/%3E%3Cpath d='M9 13v4a6 6 0 0 0 12 0v-3'/%3E%3Ccircle cx='21' cy='12' r='2.4'/%3E%3C/g%3E%3Cg transform='translate(120 14) rotate(20 13 13) scale(1)'%3E%3Crect x='0' y='6' width='26' height='11' rx='5.5'/%3E%3Cpath d='M13 6v11'/%3E%3C/g%3E%3Cg transform='translate(200 40) rotate(0 13 13) scale(1)'%3E%3Cpath d='M9 1h7v8h8v7h-8v8H9v-8H1V9h8z'/%3E%3C/g%3E%3Cg transform='translate(70 80) rotate(-8 13 13) scale(1)'%3E%3Cpath d='M13 23S1 15.5 1 8a6 6 0 0 1 12-2 6 6 0 0 1 12 2c0 7.5-12 15-12 15z'/%3E%3Cpath d='M4 12h5l2-4 3 8 2-4h5'/%3E%3C/g%3E%3Cg transform='translate(160 96) rotate(30 13 13) scale(1)'%3E%3Cpath d='M5 1c0 7 12 7 12 13S5 21 5 27M17 1c0 7-12 7-12 13s12 7 12 13'/%3E%3Cpath d='M7 6h8M6 11h10M6 17h10M7 22h8'/%3E%3C/g%3E%3Cg transform='translate(12 130) rotate(-35 13 13) scale(1)'%3E%3Cpath d='M20 1l6 6M23 4l-3 3M18 6l4 4-11 11-5 1 1-5z'/%3E%3Cpath d='M8 20l-6 6'/%3E%3C/g%3E%3Cg transform='translate(226 140) rotate(10 13 13) scale(1)'%3E%3Cpath d='M12 1s8 9 8 15a8 8 0 0 1-16 0C4 10 12 1 12 1z'/%3E%3Cpath d='M12 12v7M8.5 15.5h7'/%3E%3C/g%3E%3Cg transform='translate(100 160) rotate(-20 13 13) scale(1)'%3E%3Crect x='0' y='7' width='28' height='12' rx='6'/%3E%3Ccircle cx='9' cy='13' r='1'/%3E%3Ccircle cx='14' cy='11' r='1'/%3E%3Ccircle cx='19' cy='13' r='1'/%3E%3Cpath d='M10 7v12M18 7v12'/%3E%3C/g%3E%3Cg transform='translate(60 210) rotate(0 13 13) scale(1)'%3E%3Cpath d='M10 2a3 3 0 0 1 6 0v13a6 6 0 1 1-6 0z'/%3E%3Cpath d='M13 9v10'/%3E%3C/g%3E%3Cg transform='translate(176 206) rotate(-25 13 13) scale(1)'%3E%3Cpath d='M23 15v-2l-9-5V3a1.5 1.5 0 0 0-3 0v5l-9 5v2l9-2.5V18l-2 1.5V21l3.5-1 3.5 1v-1.5L14 18v-5.5z'/%3E%3C/g%3E%3Cg transform='translate(236 226) rotate(0 13 13) scale(1)'%3E%3Cpath d='M3 4h18v14H3z'/%3E%3Cpath d='M8 4V1h8v3M12 8v6M9 11h6'/%3E%3C/g%3E%3Cg transform='translate(130 236) rotate(15 13 13) scale(0.8)'%3E%3Cpath d='M9 1h7v8h8v7h-8v8H9v-8H1V9h8z'/%3E%3C/g%3E%3Cg transform='translate(240 88) rotate(0 13 13) scale(0.7)'%3E%3Ccircle cx='6' cy='6' r='5'/%3E%3C/g%3E%3Cg transform='translate(48 170) rotate(0 13 13) scale(0.6)'%3E%3Ccircle cx='6' cy='6' r='5'/%3E%3C/g%3E%3Cg transform='translate(150 58) rotate(0 13 13) scale(0.6)'%3E%3Cpath d='M6 0v12M0 6h12'/%3E%3C/g%3E%3Cg transform='translate(96 118) rotate(0 13 13) scale(0.6)'%3E%3Cpath d='M6 0v12M0 6h12'/%3E%3C/g%3E%3Cg transform='translate(24 236) rotate(0 13 13) scale(0.6)'%3E%3Ccircle cx='6' cy='6' r='5'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}

/* ভিজিটরের চ্যাট উইজেট */
.chatw[data-ctheme] .cw-head{position:relative;overflow:hidden;background:var(--ct-head)}
.chatw[data-ctheme] .cw-head::after{content:"";position:absolute;right:-18px;top:-26px;width:120px;height:120px;pointer-events:none;opacity:.12;
  background:radial-gradient(circle,#fff 0 2px,transparent 3px) 0 0/14px 14px;-webkit-mask:radial-gradient(circle,#000 30%,transparent 70%);mask:radial-gradient(circle,#000 30%,transparent 70%)}
.chatw[data-ctheme] .cw-head>*{position:relative;z-index:1}
.chatw[data-ctheme] .cw-body{background:var(--ct-doodle) 0 0/260px 260px repeat local,linear-gradient(180deg,var(--ct-top),var(--ct-base) 70%) local}
.chatw[data-ctheme] .cw-typing,.chatw[data-ctheme] .cw-quick{background:var(--ct-base)}
.chatw[data-ctheme] .cw-msg.them>div{background:var(--ct-them);color:var(--ct-them-ink);border-color:transparent;box-shadow:0 1px 2px rgba(0,0,0,.06),0 4px 12px rgba(0,0,0,.04)}
.chatw[data-ctheme] .cw-msg.me>div{background:var(--ct-me);box-shadow:0 4px 12px rgba(0,0,0,.1)}
.chatw[data-ctheme] .cw-msg.me .cw-fchip{background:var(--ct-me);border-color:var(--ct-me)}
.chatw[data-ctheme] .cw-msg.bot>div{background:var(--ct-them);border:1px dashed var(--ct-me)}
.chatw[data-ctheme] .cw-go{background:var(--ct-me)}
.chatw[data-ctheme] .cw-go:hover{filter:brightness(.92)}
.chatw[data-ctheme] .cw-quick button{color:var(--ct-me);border-color:currentColor;background:rgba(255,255,255,.85)}
.chatw[data-ctheme] .cw-msg time{color:#8995a3}
/* রাতের থিম: নিচের অংশও গাঢ় */
.chatw[data-ctheme="night"] .cw-send,.chatw[data-ctheme="night"] .cw-start{background:#0b1926;border-color:#1c3148}
.chatw[data-ctheme="night"] .cw-send textarea,.chatw[data-ctheme="night"] .cw-start input{background:#13283d;border-color:#24405c;color:#e3edf5}
.chatw[data-ctheme="night"] .cw-att{color:#9fb6c8}
.chatw[data-ctheme="night"] .cw-att:hover{background:#13283d}
.chatw[data-ctheme="night"] .cw-quick button{background:#13283d}
.chatw[data-ctheme="night"] .cw-typing{color:#9fb6c8}
/* থিম বদলানোর বোতাম ও তালিকা */
.cw-pal{border:0;background:rgba(255,255,255,.12);color:#fff;width:32px;height:32px;border-radius:10px;cursor:pointer;display:grid;place-items:center;flex:none}
.cw-pal:hover{background:rgba(255,255,255,.22)}
.cw-pal svg{width:18px;height:18px;fill:currentColor}
.cw-themes{display:flex;gap:9px;align-items:center;padding:10px 14px;background:var(--ct-base,#f4f7fa);border-bottom:1px solid rgba(0,0,0,.06)}
.cw-themes[hidden]{display:none}
.cw-themes small{font-size:12px;color:#7a8796;margin-right:auto}
.chatw[data-ctheme="night"] .cw-themes small{color:#9fb6c8}
.cw-themes button,.ctsw{width:26px;height:26px;border-radius:50%;border:2px solid #fff;cursor:pointer;padding:0;box-shadow:0 0 0 1px rgba(0,0,0,.12);background:var(--ct-head);transition:transform .15s}
.cw-themes button:hover{transform:scale(1.12)}
.cw-themes button.on{box-shadow:0 0 0 2px var(--ct-me)}
/* এডমিন ইনবক্স: কথোপকথনের ঘরেও একই ওয়ালপেপার */
.chatbox[data-ctheme] .cb-msgs{background:var(--ct-doodle) 0 0/260px 260px repeat local,linear-gradient(180deg,var(--ct-top),var(--ct-base) 70%) local}
.chatbox[data-ctheme] .cb-m.me>div{background:var(--ct-me)}
.chatbox[data-ctheme="night"] .cb-m time{color:#9fb6c8}