.btc-admin,#btc-publico,#btc-abrir{--btc-roxo:#7609dd;--btc-fundo:#faf7fd;--btc-tinta:#2e1640;--btc-suave:#725f80;--btc-linha:#eadff1;--btc-balao:#efe1fa;color:var(--btc-tinta);font:14px/1.45 system-ui,sans-serif}
.btc-admin *,#btc-publico *{box-sizing:border-box}.btc-admin{margin:0;background:var(--btc-fundo);min-height:100vh;display:grid;grid-template-columns:224px minmax(0,1fr)}
.btc-nav{background:#8206fa;color:#fff;padding:22px 15px}.btc-nav a{display:block;text-decoration:none;color:#fff;padding:10px;border-radius:8px}.btc-nav a[aria-current]{color:#6800bd;background:#fff;font-weight:650}.btc-nav .btc-logo{display:flex;align-items:center;gap:8px;margin-bottom:16px;font-weight:700}.btc-logo img{width:36px;height:36px;object-fit:contain}.btc-nav #btc-count{float:right}
.btc-main{min-width:0}.btc-top{display:flex;align-items:center;justify-content:space-between;gap:10px;background:white;padding:16px 22px;border-bottom:1px solid var(--btc-linha)}.btc-top h1,.btc-list h2{margin:0;font-size:21px}.btc-list h2{font-size:14px;margin-bottom:10px}.btc-top span,.btc-chat small,.btc-list small{color:var(--btc-suave);font-size:12px}.btc-inbox{display:grid;grid-template-columns:minmax(180px,1fr) minmax(0,2fr);gap:14px;padding:18px}.btc-list,.btc-chat{min-width:0;border:1px solid var(--btc-linha);border-radius:12px;background:white;overflow:hidden}.btc-list{padding:12px}.btc-chat small,.btc-list small{display:block}
.btc-item{display:block;width:100%;border:0;text-align:left;padding:9px 10px;margin-bottom:5px;background:var(--btc-fundo);color:var(--btc-tinta);border-radius:8px}.btc-item.btc-current{background:var(--btc-balao)}.btc-pages{display:flex;justify-content:space-between;gap:6px;margin-top:8px}.btc-pages button,.btc-close{border:1px solid var(--btc-linha);color:var(--btc-tinta);border-radius:8px;background:white;padding:7px}
.btc-head{display:flex;justify-content:space-between;align-items:center;gap:10px;background:white;padding:10px 13px;border-bottom:1px solid var(--btc-linha)}.btc-thread{background:var(--btc-fundo);min-height:240px;height:min(44vh,380px);overflow:auto;display:flex;flex-direction:column;gap:8px;padding:12px}.btc-bubble{flex:none;align-self:flex-start;max-width:87%;background:white;border:1px solid var(--btc-linha);border-radius:10px;padding:8px 10px;white-space:pre-wrap;overflow-wrap:anywhere}.btc-sent{align-self:flex-end;background:var(--btc-balao)}.btc-bubble small{text-align:right;margin-top:3px}
.btc-compose{display:flex;gap:8px;padding:10px;background:white;margin:0}.btc-compose input{min-width:0;flex:1;border:1px solid var(--btc-linha);border-radius:8px;padding:8px 10px;background:#fff;color:var(--btc-tinta);font:inherit}
.btc-primary,#btc-abrir{background:var(--btc-roxo);border:1px solid var(--btc-roxo);border-radius:8px;color:white;font:inherit;font-weight:650;padding:8px 13px}.btc-admin button,#btc-publico button,#btc-abrir{cursor:pointer}.btc-admin button:disabled,#btc-publico button:disabled{opacity:.55;cursor:default}.btc-status{padding:0 12px;margin:6px 0;color:var(--btc-suave);font-size:12px}
#btc-abrir{font-family:system-ui,sans-serif;font-size:14px;margin:0 0 12px}#btc-publico{padding:0;width:min(460px,calc(100vw - 24px));max-height:calc(100dvh - 24px);border:1px solid var(--btc-linha);border-radius:14px;background:white}#btc-publico::backdrop{background:#27103966}#btc-publico .btc-thread{min-height:130px;height:min(38vh,300px)}#btc-publico .btc-nota{margin:8px 12px;color:var(--btc-suave);font-size:12px}
.btc-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
@media(max-width:720px){.btc-admin,.btc-inbox{grid-template-columns:1fr}.btc-nav{padding:10px}.btc-nav .btc-logo{margin-bottom:0}.btc-nav nav{display:flex;flex-wrap:wrap;gap:4px}.btc-inbox{padding:10px}.btc-thread{min-height:160px}.btc-compose input{font-size:16px}}
/* Atalho flutuante da agenda pública, fora dos formulários. */
#btc-abrir{position:fixed;right:calc(18px + env(safe-area-inset-right));bottom:calc(18px + env(safe-area-inset-bottom));z-index:900;display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:52px;margin:0;padding:0 16px;border-radius:999px;box-shadow:0 6px 20px #39105440}
#btc-abrir svg{flex:none}
#btc-abrir:hover{background:#5907a8}
#btc-abrir:focus-visible{outline:3px solid #bd8af5;outline-offset:3px}
body:has(#btc-abrir){padding-bottom:calc(78px + env(safe-area-inset-bottom))}
@media(max-width:540px){#btc-abrir{width:54px;height:54px;padding:0;right:calc(12px + env(safe-area-inset-right));bottom:calc(12px + env(safe-area-inset-bottom))}#btc-abrir span{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}}