:root{--brand:#980000;--brand-hover:#790000;--brand-soft:#f8eaea;--ink:#202124;--muted:#68707b;--line:#e8edf2;--bg:#f6f7f9;--surface:#fff;--field:#f3f6f9;--accent:#980000;color-scheme:light}*{box-sizing:border-box}html,body{margin:0;height:100%;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink)}button,input,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}.hidden{display:none!important}.login-screen{min-height:100dvh;display:grid;place-items:center;padding:28px 14px;background:var(--bg)}
.login-card{width:min(100%,420px);padding:34px;background:var(--surface);border:1px solid var(--line);border-radius:15px;box-shadow:0 10px 36px rgba(30,20,20,.07)}
.login-brand{display:flex;align-items:center;justify-content:center;gap:10px;letter-spacing:-.7px}
.login-brand img{width:42px;height:42px;object-fit:contain}.login-brand h1{font-size:30px;font-weight:650;margin:0}
.login-subtitle{text-align:center;color:var(--muted);margin:12px 0 24px}
.login-card label{display:block;font-size:14px;margin:16px 0 8px}.login-card input{width:100%;height:42px;border:1px solid var(--line);border-radius:6px;padding:8px 12px;outline:none}
.login-card input:focus{border-color:var(--accent);box-shadow:0 0 0 .2rem #98000024}
.password-field-wrap{display:flex;align-items:center;overflow:hidden;border:1px solid var(--line);border-radius:6px}
.password-field-wrap:focus-within{border-color:var(--accent);box-shadow:0 0 0 .2rem #98000024}.password-field-wrap input{flex:1;min-width:0;border:0;box-shadow:none!important}
.password-toggle{display:grid;place-items:center;flex:0 0 40px;height:42px;border:0;background:transparent}.password-toggle img{width:18px;height:18px;opacity:.75}.password-toggle:hover{background:var(--brand-soft)}
.primary{width:100%;border:1px solid var(--brand);border-radius:6px;background:var(--brand);color:#fff;padding:9px 12px;margin-top:24px}.primary:hover,.send:hover{background:var(--brand-hover)}
.login-footer{margin:24px 0 0;text-align:center;color:#9298a1;font-size:11px}.login-card .error{color:var(--accent);font-size:13px;margin:12px 0 0}.login-card .error:empty{display:none}
.room-icon{display:grid;place-items:center;color:#fff;background:var(--brand);font-weight:800;border-radius:50%;flex-shrink:0}
::selection{background:#f0d5d5;color:#650000}button:focus-visible,a:focus-visible{outline:2px solid var(--brand);outline-offset:3px}.composer textarea:focus{box-shadow:0 0 0 2px #98000024}
.chat-screen{display:flex;height:100dvh;overflow:hidden}.sidebar{width:310px;background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;flex-shrink:0}.side-top{padding:27px 22px 22px}.brand{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:650;letter-spacing:-.5px;color:var(--ink)}.brand img{width:34px;height:34px;object-fit:contain}.brand span{color:var(--ink)}.muted,.room small,.chat-header small{display:block;color:var(--muted);font-size:12px;margin-top:4px}.room{display:flex;gap:13px;align-items:center;margin:0 10px;padding:13px;border-radius:12px}.room.active{background:var(--brand-soft)}.room-icon{width:43px;height:43px;font-size:20px}.side-bottom{margin-top:auto;border-top:1px solid var(--line);padding:18px 20px;display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:13px}.side-bottom button,#older{background:var(--field);border:0;border-radius:8px;padding:9px 13px;color:var(--ink)}.conversation{display:flex;flex:1;min-width:0;flex-direction:column;background:var(--bg)}.chat-header{background:var(--surface);display:flex;align-items:center;gap:12px;padding:12px 24px;border-bottom:1px solid var(--line);min-height:72px}.chat-header #older{margin-left:auto}.messages{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:7px;padding:28px max(20px,calc((100% - 870px)/2));background-image:radial-gradient(circle at 20% 30%,#ffffff55 0,transparent 42%),radial-gradient(circle at 80% 70%,#e5e7eb77 0,transparent 50%)}.message{display:flex;flex-direction:column;max-width:min(76%,620px);align-self:flex-start;min-width:80px}.message.own{align-self:flex-end}.bubble{padding:9px 13px 8px;background:var(--surface);border-radius:13px 13px 13px 4px;box-shadow:0 1px 2px #25364a12;overflow-wrap:anywhere}.own .bubble{background:var(--brand-soft);border-radius:13px 13px 4px 13px}.author{font-size:12px;font-weight:700;margin:0 0 5px}.message-text{font-size:14px;white-space:pre-wrap;line-height:1.5}.meta{font-size:10px;color:var(--muted);text-align:right;margin-top:5px}.file-link{display:flex;align-items:center;gap:9px;color:var(--accent);text-decoration:none;font-size:13px;padding:7px 0;word-break:break-word}.preview{max-width:100%;max-height:320px;border-radius:9px;display:block;cursor:pointer}.composer{background:var(--surface);border-top:1px solid var(--line);display:flex;align-items:flex-end;gap:10px;padding:13px max(20px,calc((100% - 870px)/2));}.composer textarea{flex:1;resize:none;border:0;background:var(--field);border-radius:14px;padding:13px 15px;min-height:46px;max-height:140px;outline:none}.icon-btn,.send{border:0;display:grid;place-items:center;width:44px;height:44px;flex-shrink:0;border-radius:50%}.icon-btn{background:var(--field)}.send{background:var(--brand);color:white}.composer svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.pending{padding:8px 20px;background:#fff7e5;color:#73581b;font-size:12px;text-align:center}@media(max-width:700px){.sidebar{display:none}.chat-header{padding:10px 14px}.messages{padding:16px 12px}.composer{padding:10px}.message{max-width:87%}.login-card{padding:30px 24px}}

.qcaptcha-card{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:48px;margin-top:24px;padding:8px;border:1px solid var(--line);border-radius:8px;font-size:14px}.login-card .qcaptcha-label{display:flex;align-items:center;gap:8px;margin:0;cursor:pointer}.login-card #qcaptcha-check{width:20px;height:20px;padding:0;accent-color:var(--accent);flex-shrink:0}.qcaptcha-brand{display:flex;align-items:center;gap:4px;font-size:13px;font-weight:600;color:var(--accent);white-space:nowrap}.qcaptcha-brand img{width:20px;height:20px}

:root[data-theme="dark"]{color-scheme:dark;--ink:#eceef2;--muted:#a9b0bd;--line:#363b45;--bg:#15171c;--surface:#202329;--field:#2b3039;--brand-soft:#48272e;--accent:#ff9b9b;--bs-body-bg:#15171c;--bs-body-color:#eceef2}
body{background:var(--bg)}.login-card input,.composer textarea{background:var(--field);color:var(--ink)}input::placeholder,textarea::placeholder{color:var(--muted);opacity:1}.password-field-wrap{background:var(--field)}.icon-btn{color:var(--ink)}
.login-theme{display:flex;justify-content:flex-end;margin-bottom:16px}.theme-toggle{border:1px solid var(--line);border-radius:8px;background:var(--field);color:var(--ink);padding:7px 10px;font-size:12px;white-space:nowrap}.theme-toggle:hover{background:var(--brand-soft)}
.chat-header>.theme-toggle{margin-left:auto}.chat-header #older{margin-left:0}
[data-theme="dark"] .messages{background-image:none}[data-theme="dark"] .password-toggle img,[data-theme="dark"] .qcaptcha-brand img{filter:brightness(0) invert(1)}
[data-theme="dark"] .author{color:var(--accent)!important}[data-theme="dark"] .pending{background:#433720;color:#f4d58d}[data-theme="dark"] ::selection{background:#733642;color:#fff}
@media(max-width:460px){.chat-header{gap:8px;flex-wrap:wrap}.chat-header .theme-toggle{padding:7px}.chat-header #older{font-size:12px;padding:7px}}

.chat-header{flex-wrap:wrap}.chat-header>.theme-toggle~.theme-toggle{margin-left:0}
.change-password-form{padding:20px;overflow:auto;max-height:65dvh;flex-shrink:0;background:var(--surface);border-bottom:1px solid var(--line)}.change-password-form h2{font-size:18px}.change-password-form label{display:block;margin:12px 0 6px;font-size:14px}.change-password-form input{display:block;width:100%;max-width:420px;padding:8px 12px;border:1px solid var(--line);border-radius:6px;background:var(--field);color:var(--ink)}.change-password-form>div{display:flex;align-items:center;gap:12px}.change-password-form .primary{width:auto;margin:0}.change-password-form p{margin:12px 0;color:var(--accent)}

.conversation-list{overflow:auto;flex:1}.conversation-list .room{width:calc(100% - 20px);border:0;background:transparent;color:var(--ink);text-align:left}.conversation-list .room.active,.conversation-list .room:hover{background:var(--brand-soft)}.conversation-list strong,.conversation-list small{overflow-wrap:anywhere}.conversation-picker{display:flex;align-items:center;gap:10px;padding:10px 20px;background:var(--surface);border-bottom:1px solid var(--line);flex-wrap:wrap}.conversation-picker label{font-size:13px}.conversation-picker select{max-width:100%;min-width:180px;padding:7px 10px;background:var(--field);color:var(--ink);border:1px solid var(--line);border-radius:6px}.conversation-picker span{color:var(--muted);font-size:12px}

.conversation-list .room.unread::after{content:"";width:9px;height:9px;flex-shrink:0;border-radius:50%;background:var(--accent);margin-left:auto}

.toolbar-icon,.chat-header #older.toolbar-icon{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;flex:0 0 38px;padding:9px;border:1px solid var(--line);border-radius:8px;background:var(--field)}.toolbar-icon img{display:block;width:18px;height:18px}.toolbar-icon:hover{background:var(--brand-soft)}[data-theme="dark"] .toolbar-icon img{filter:brightness(0) invert(1)}.users-heading{padding:0 22px 10px;font-size:12px;font-weight:600;color:var(--muted)}.users-empty{padding:12px 22px;color:var(--muted);font-size:13px}
.message-actions{display:flex;justify-content:flex-end;gap:4px;margin-top:5px}.message-action{display:grid;place-items:center;width:30px;height:30px;border:0;border-radius:6px;background:transparent;color:var(--muted)}.message-action:hover{background:var(--field)}.message-action img{width:16px;height:16px;opacity:.8}[data-theme="dark"] .message-action img{filter:brightness(0) invert(1)}.reply-quote{display:flex;flex-direction:column;border-left:3px solid var(--accent);padding:5px 9px;margin-bottom:8px;border-radius:4px;background:var(--field);font-size:12px}.reply-quote strong{color:var(--accent)}.reply-quote span{white-space:pre-wrap;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.composer-context{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 20px;background:var(--surface);border-top:1px solid var(--line)}.composer-context>div{min-width:0;border-left:3px solid var(--accent);padding-left:10px}.composer-context strong,.composer-context span{display:block;font-size:13px}.composer-context strong{color:var(--accent)}.composer-context span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:65vw}.composer-feedback{margin:0;padding:6px 20px;background:var(--surface);color:var(--accent);font-size:13px}.composer-feedback:empty{display:none}.search-panel{background:var(--surface);border-bottom:1px solid var(--line);padding:12px 20px;max-height:50dvh;overflow:auto;flex-shrink:0}.search-panel form{display:flex;gap:8px}.search-panel input{flex:1;min-width:0;background:var(--field);color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:8px 10px}.search-panel p{font-size:12px;color:var(--muted);margin:10px 0}.search-panel .message{max-width:100%;width:100%;margin:8px 0}.search-panel .bubble{border:1px solid var(--line)}#mobile-logout{display:none}@media(max-width:700px){#mobile-logout{display:inline-flex}.search-panel{padding:10px}.message-action{width:34px;height:34px}}

.read-receipt{border:0;background:transparent;color:var(--muted);font-size:14px;letter-spacing:-3px;padding:2px 7px;margin-left:5px}.read-receipt.is-read{color:#2589dc}.user-presence{margin-left:auto;font-size:10px;color:var(--muted);white-space:nowrap}.user-presence.online,#peer-presence.online{color:#258b58}[data-theme="dark"] .user-presence.online,[data-theme="dark"] #peer-presence.online{color:#67d99b}[data-theme="dark"] .read-receipt.is-read{color:#72baff}.readers-dialog{background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:12px;padding:24px;width:min(460px,90vw);max-height:75dvh}.readers-dialog::backdrop{background:#0008}.readers-dialog h2{font-size:18px}.readers-dialog li{margin:10px 0;font-size:13px}

.read-receipt{display:inline-flex;align-items:center;gap:7px;letter-spacing:normal;vertical-align:middle}.receipt-ticks{letter-spacing:-3px;padding-right:3px;font-size:16px;font-weight:600}.reader-avatars{display:inline-flex;align-items:center;padding-left:3px}.reader-avatar{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;flex:0 0 24px;border-radius:50%;background:var(--brand-soft);border:2px solid var(--surface);color:var(--accent);font-size:9px;font-weight:700;letter-spacing:0;line-height:1}.reader-avatars .reader-avatar+.reader-avatar{margin-left:-5px}.reader-more{background:var(--field);color:var(--ink)}.readers-dialog li{display:flex;align-items:center;gap:9px}.readers-dialog ul{padding:0;list-style:none}.readers-dialog .reader-avatar{width:32px;height:32px;flex-basis:32px;font-size:11px}

.account-menu{position:relative;margin-left:auto;flex-shrink:0}.account-menu summary{list-style:none;cursor:pointer;color:var(--ink)}.account-menu summary::-webkit-details-marker{display:none}.account-menu summary svg{width:20px;height:20px;fill:currentColor}.account-menu-panel{position:absolute;right:0;top:calc(100% + 8px);z-index:50;width:240px;max-width:85vw;padding:8px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 30px #0004}.account-menu-panel>button,.chat-header .account-menu #older{display:flex;align-items:center;gap:9px;width:100%;padding:11px 12px;border:0;border-radius:7px;background:transparent;color:var(--ink);text-align:left;font-size:14px}.account-menu-panel>button:hover,.chat-header .account-menu #older:hover{background:var(--brand-soft)}.account-menu-panel img{width:18px;height:18px}[data-theme="dark"] .account-menu-panel>button>img{filter:brightness(0) invert(1)}.menu-identity{display:flex;align-items:center;gap:10px;padding:12px;border-bottom:1px solid var(--line);margin-bottom:5px;font-size:14px}.reader-avatar,.room-icon{overflow:hidden}.reader-avatar img,.room-icon img{width:100%;height:100%;object-fit:cover}.profile-preview.reader-avatar{width:80px;height:80px;font-size:24px}.menu-identity .reader-avatar{width:32px;height:32px;flex-basis:32px}

.chat-identity{flex:1;min-width:0}.chat-identity strong{display:block;overflow-wrap:anywhere}.user-identity{min-width:0;flex:1}.user-identity strong{display:block;white-space:normal;overflow-wrap:anywhere}.messages{min-height:0}.composer textarea{min-width:0}#users-open,#users-close,.users-backdrop{display:none}
@media(max-width:700px){
html,body{width:100%;overflow-x:hidden}.chat-screen{width:100%;height:100dvh}.conversation{width:100%;max-width:100%;min-height:0}.messages{padding:10px 6px}.message{max-width:96%;min-width:0}.bubble{padding:9px 10px}.composer{padding:8px 6px max(8px,env(safe-area-inset-bottom));gap:6px}.composer textarea{padding:11px 10px}.chat-header{padding:8px;gap:8px;flex-wrap:nowrap;min-height:64px}.chat-header .room-icon{width:36px;height:36px;font-size:17px}.chat-identity strong{font-size:14px}.chat-header small{font-size:10px}.conversation-picker{display:none}#users-open{display:inline-flex;align-items:center;justify-content:center;flex:0 0 34px;width:34px;font-size:20px}#users-close{display:inline-block;margin-left:auto;border:0;background:transparent;color:var(--ink);font-size:24px}.users-heading{display:flex;align-items:center}.sidebar.mobile-open{display:flex;position:fixed;left:0;top:0;bottom:0;height:100dvh;width:min(88vw,360px);z-index:80}.users-backdrop:not(.hidden){display:block;position:fixed;inset:0;width:100%;height:100dvh;border:0;background:#0008;z-index:79}.composer-context{padding:8px}.composer-context span{max-width:72vw}.profile-preview.reader-avatar{width:72px;height:72px}.search-panel{max-height:45dvh}
}

.account-menu-panel{max-height:calc(100dvh - 95px);overflow-y:auto;overscroll-behavior:contain}.account-menu-panel hr{border:0;border-top:1px solid var(--line);margin:7px 4px;opacity:1}.account-menu-panel>button{min-height:44px}.account-menu-panel>button>img{flex:0 0 18px}.account-menu-panel #logout{color:var(--accent)}.account-menu-panel .menu-identity strong{white-space:normal;overflow-wrap:anywhere}.account-menu summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.change-password-form>div{flex-wrap:wrap}

#users-open{display:inline-flex;align-items:center;justify-content:center;color:var(--ink)}#users-open svg,#users-close svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.room-icon.group-avatar{background:transparent;border-radius:0}.room-icon.group-avatar img{object-fit:contain}.sidebar.mobile-open{display:flex}.users-heading{display:flex;align-items:center}#users-close{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;background:transparent;border:0;color:var(--ink);width:36px;height:36px}.chat-screen>.sidebar{display:none}.chat-screen>.sidebar.mobile-open{display:flex} .login-brand img,.brand img{object-fit:contain}
@media(min-width:701px){.users-backdrop{display:none!important}.sidebar.mobile-open{position:relative;flex:0 0 310px}}
@media(max-width:700px){.sidebar.mobile-open{width:100vw;max-width:100vw}.users-backdrop:not(.hidden){display:block}.sidebar.mobile-open .side-top{padding-top:18px}}
@media(min-width:701px){
    .chat-screen>.sidebar,.chat-screen>.sidebar.mobile-open{display:flex;position:relative;flex:0 0 310px;width:310px;height:100dvh}
    #users-open,#users-close,.users-backdrop:not(.hidden){display:none!important}
}

.conversation-list .user-identity{display:block}.conversation-list .room{justify-content:flex-start;position:relative;min-height:66px;padding-right:30px}.conversation-list .room-icon{width:48px;height:48px;font-size:18px}.conversation-list .user-presence{position:absolute;right:12px;bottom:9px;font-size:0;width:9px;height:9px;border-radius:50%;background:var(--muted)}.conversation-list .user-presence.online{background:#258b58}.conversation-list .room.unread::after{position:absolute;right:12px;top:10px;margin:0}

.conversation-list .conversation-preview{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%;font-size:12px;color:var(--muted);margin-top:5px}.message{flex-direction:row;align-items:flex-end;gap:7px}.message>.bubble{min-width:0;flex:1}.message.own{flex-direction:row-reverse}.message-avatar.reader-avatar{width:32px;height:32px;flex:0 0 32px;font-size:11px}.search-panel .message{display:flex}.message .message-avatar img{width:100%;height:100%;object-fit:cover}
/* Elenco conversazioni: avatar centrato sulle due righe di testo. */
.conversation-list .room{display:flex;align-items:center;justify-content:flex-start;gap:12px;width:calc(100% - 16px);min-height:76px;margin:2px 8px;padding:12px;text-align:left}
.conversation-list .room>.room-icon{align-self:center;flex:0 0 48px;width:48px;height:48px;margin:0}
.conversation-list .user-identity{display:flex;flex:1;min-width:0;flex-direction:column;justify-content:center;gap:5px}
.conversation-list .user-identity>strong{display:block;margin:0;font-size:14px;font-weight:700;line-height:20px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.conversation-list .user-identity>.conversation-preview{display:block;max-width:100%;margin:0;font-size:13px;line-height:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;overflow-wrap:normal}
.conversation-list .user-presence{left:49px;right:auto;bottom:12px;width:10px;height:10px;border:2px solid var(--surface);box-sizing:content-box}
.conversation-list .room.unread::after{right:10px;top:12px;width:7px;height:7px}
.conversation-list .room.unread .user-identity{padding-right:8px}