@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');
:root{font-family:'DM Sans','Noto Sans SC',-apple-system,BlinkMacSystemFont,sans-serif;color:#24302e;background:#edf1f5;font-synthesis:none;--green:#357b69;--muted:#8b9895;--line:#edf0ee}*{box-sizing:border-box}html,body{width:100%;min-width:0}body{margin:0;min-height:100vh;display:grid;place-items:center;background:radial-gradient(ellipse at 15% 5%,#e7f0ed 0,transparent 34%),#edf1f5}.app-shell{width:min(1160px,calc(100vw - 48px));height:min(800px,calc(100dvh - 48px));min-height:560px;display:grid;grid-template-columns:310px 1fr;background:#fff;border:1px solid rgba(255,255,255,.85);border-radius:24px;overflow:hidden;box-shadow:0 26px 80px #263c3b16}.sidebar{display:flex;flex-direction:column;padding:28px 18px 18px;border-right:1px solid var(--line);background:#fcfdfc}.brand-row{display:flex;align-items:center;gap:12px;padding:0 8px 24px}.brand-row strong{display:block;font-size:17px;letter-spacing:.03em}.brand-row small{display:block;color:var(--muted);font-size:11px;margin-top:3px}.brand-mark{width:36px;height:36px;border-radius:12px;background:#dcece5;color:#347966;display:grid;place-items:center;font-size:23px}.icon-button{width:36px;height:36px;border:0;border-radius:11px;color:#7e8c88;background:transparent;font-size:21px;cursor:pointer}.icon-button:hover{background:#f1f5f2}.menu-button{margin-left:auto}.search-box{display:flex;align-items:center;gap:9px;background:#f3f6f4;border-radius:12px;padding:0 13px;height:42px;color:#92a09b}.search-box span{font-size:23px}.search-box input{background:none;border:0;outline:none;width:100%;font:inherit;font-size:12px}.section-title{display:flex;justify-content:space-between;align-items:center;margin:28px 7px 11px;color:#9ba6a3;font-size:11px;font-weight:700;letter-spacing:.06em}.text-button{border:0;background:none;color:var(--green);font:inherit;font-size:11px;letter-spacing:0;cursor:pointer}.chat-list{display:grid;gap:4px}.chat-item{display:flex;align-items:center;gap:11px;border:0;background:transparent;text-align:left;padding:11px 9px;border-radius:13px;cursor:pointer;color:inherit}.chat-item.active{background:#edf5f1}.avatar{width:42px;height:42px;flex:none;border-radius:15px;display:grid;place-items:center;font-size:15px;font-weight:600}.avatar-green{background:#dceddf;color:#527b5b}.avatar-peach{background:#fae8de;color:#a36b50}.avatar-blue{background:#dfe9f6;color:#5d78a0}.avatar-you{background:#e8e9f6;color:#7777a0}.chat-copy{min-width:0;display:grid;gap:5px;flex:1}.chat-copy b,.sidebar-bottom b{font-size:12px;font-weight:600}.chat-copy small,.sidebar-bottom small{color:#98a29e;font-size:11px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-meta{height:37px;display:flex;align-items:flex-end;flex-direction:column;justify-content:space-between;color:#a4aeaa;font-size:10px}.secure-dot,.online-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#7eb69b}.unread{font-style:normal;background:#4d9176;color:white;border-radius:8px;min-width:16px;text-align:center;font-size:9px;padding:2px 4px}.sidebar-bottom{margin-top:auto;padding:16px 7px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:11px}.sidebar-bottom>div{display:grid;gap:4px;flex:1}.online-dot{margin-right:4px}.conversation{display:flex;flex-direction:column;min-width:0}.conversation-header{height:78px;padding:0 26px;display:flex;align-items:center;gap:13px;border-bottom:1px solid #f0f2f0}.conversation-header .avatar{width:40px;height:40px}.person{display:grid;gap:5px;flex:1}.person b{font-size:13px}.person small{font-size:10px;color:#91a09b}.lock-icon{color:#559176;margin-right:4px}.security-banner{margin:16px 26px 0;padding:11px 14px;display:flex;align-items:center;gap:11px;background:#f0f7f3;border:1px solid #e4efe8;border-radius:12px;color:#57866e}.security-banner>span{font-size:17px}.security-banner div{display:grid;gap:3px;flex:1}.security-banner b{font-size:10px;font-weight:600}.security-banner small{font-size:9px;color:#91a69a}.security-banner button{border:0;background:none;color:#8ca999;cursor:pointer}.messages{flex:1;overflow:auto;padding:10px 28px 20px;display:flex;flex-direction:column;gap:15px}.day-label{display:flex;justify-content:center;margin:4px 0 2px}.day-label span{font-size:9px;color:#a5afab;background:#f6f8f6;border-radius:10px;padding:5px 11px}.message-row{display:flex;align-items:flex-end;gap:8px;max-width:77%}.message-row.mine{align-self:flex-end;justify-content:flex-end}.avatar.tiny{width:26px;height:26px;border-radius:9px;font-size:10px}.bubble-wrap{display:grid;gap:5px}.bubble{padding:11px 14px;border-radius:15px;font-size:12px;line-height:1.75}.incoming{background:#f2f5f3;border-bottom-left-radius:5px}.outgoing{background:#367c69;color:#fff;border-bottom-right-radius:5px}.message-time{font-size:9px;color:#a4aeaa;padding:0 3px}.mine .message-time{text-align:right}.expire-tag{padding-left:5px;color:#93a59a}.read-check{color:#5c9b80}.encryption-note{margin:auto auto 0;color:#a5afab;font-size:9px;padding:8px 12px;background:#fafbfa;border-radius:12px}.encryption-note span{color:#79a48c}.compose-area{padding:0 26px 19px}.expiry-control{height:38px;display:flex;align-items:center;gap:7px;color:#92a09b;font-size:10px}.expiry-control>span:first-child{font-size:15px;color:#75a18a}.expiry-control select{appearance:none;border:0;outline:0;background:transparent;color:#54816c;font:inherit;font-weight:600;cursor:pointer}.expiry-control .chevron{font-size:15px;margin-left:-5px}.composer{min-height:56px;border:1px solid #e7ece9;border-radius:16px;padding:7px 8px 7px 12px;display:flex;gap:9px;align-items:center;box-shadow:0 5px 16px #324d4210}.attach-button{width:27px;height:27px;border-radius:9px;background:#f2f6f3;color:#6d927e;display:grid;place-items:center;font-size:21px;cursor:pointer}.composer textarea{resize:none;max-height:100px;border:0;outline:0;flex:1;font:inherit;font-size:12px;color:#34413d;padding:8px 2px}.composer textarea::placeholder{color:#aab3b0}.send-button{width:38px;height:38px;border:0;border-radius:12px;background:#367c69;color:#fff;font-size:22px;cursor:pointer;box-shadow:0 4px 9px #367c6930}.send-button:hover{background:#2c6b59}.compose-foot{display:flex;justify-content:space-between;margin:10px 4px 0;font-size:9px;color:#a5afab}.compose-foot span:first-child{color:#729984}.tiny-lock{font-style:normal;font-size:11px}.back-button{display:none}.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,15px);opacity:0;pointer-events:none;background:#253c35;color:white;padding:11px 17px;border-radius:12px;font-size:12px;transition:.2s;box-shadow:0 8px 24px #1113}.toast.show{opacity:1;transform:translate(-50%,0)}dialog{width:min(410px,calc(100vw - 36px));border:1px solid #e8eeea;border-radius:22px;padding:30px;box-shadow:0 20px 80px #172b2540;color:#293632}dialog::backdrop{background:#182a2555;backdrop-filter:blur(3px)}.dialog-close{position:absolute;right:17px;top:13px;border:0;background:none;font-size:24px;color:#84918c;cursor:pointer}.dialog-symbol{width:45px;height:45px;border-radius:15px;background:#e8f2eb;color:#5b9475;display:grid;place-items:center;font-size:24px}.dialog-symbol+h2{font-size:18px;margin:17px 0 8px}.dialog-symbol~p{font-size:12px;line-height:1.8;color:#75817c}.dialog-note{padding:12px;background:#f6f8f6;border-radius:11px;color:#78847f;font-size:10px;line-height:1.8;margin:16px 0}.primary-button{width:100%;height:42px;border:0;border-radius:12px;background:#367c69;color:#fff;font:inherit;font-size:12px;font-weight:600;cursor:pointer}
@media(max-width:700px){body{background:#fff;display:block}.app-shell{width:100%;height:100dvh;min-height:0;border:0;border-radius:0;display:block;box-shadow:none}.sidebar{position:absolute;z-index:2;inset:0;transform:translateX(-105%);transition:transform .25s;width:100%;border:0;padding:calc(24px + env(safe-area-inset-top)) 22px calc(18px + env(safe-area-inset-bottom));background:#fcfdfc}.sidebar.open{transform:translateX(0)}.menu-button{display:none}.conversation{height:100%;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}.conversation-header{height:65px;padding:0 14px;gap:8px}.conversation-header .avatar{width:37px;height:37px}.conversation-header .icon-button{width:32px}.back-button{display:block;font-size:28px}.security-banner{margin:11px 13px 0;padding:9px 11px}.security-banner small{font-size:8px}.messages{padding:10px 14px 16px;gap:13px}.message-row{max-width:88%}.bubble{font-size:12px}.compose-area{padding:0 12px calc(11px + env(safe-area-inset-bottom))}.compose-foot{margin-top:8px}.encryption-note{font-size:8px}.expiry-control{height:34px}.search-box{height:46px}.chat-item{padding:14px 9px}.avatar{width:46px;height:46px}.section-title{margin-top:28px}}
.empty-chat{padding:18px 8px;color:#a1aca7;font-size:11px;line-height:1.9;text-align:center}
dialog textarea{width:100%;resize:none;padding:10px;border:1px solid #e5ebe7;border-radius:10px;background:#fafcfb;color:#63736c;font:11px/1.5 ui-monospace,monospace;word-break:break-all}
dialog input{width:100%;height:42px;padding:0 11px;border:1px solid #e5ebe7;border-radius:10px;background:#fafcfb;font:inherit;font-size:12px;color:#34413d;outline-color:#73a58c}
.login-screen{width:100%;min-height:100dvh;display:grid;place-items:center;padding:20px;background:radial-gradient(ellipse at 15% 5%,#e7f0ed 0,transparent 34%),#edf1f5}[hidden]{display:none!important}.login-card{width:min(390px,100%);padding:34px;background:#fff;border:1px solid #e7eeea;border-radius:24px;box-shadow:0 26px 80px #263c3b16}.login-card h1{font-size:22px;margin:18px 0 7px}.login-card>p{font-size:12px;color:#7c8983;line-height:1.8;margin:0 0 23px}.login-card form,.login-card label{display:grid;gap:10px}.login-card form{gap:15px}.login-card label{font-size:11px;color:#738078}.login-card input{width:100%;height:43px;padding:0 11px;border:1px solid #e5ebe7;border-radius:10px;background:#fafcfb;font:inherit;font-size:13px;outline-color:#73a58c}.login-card details{margin-top:20px;font-size:11px;color:#7c8983}.login-card details input{margin-top:10px}.media-permissions{display:flex;align-items:center;gap:14px;min-height:30px;font-size:9px;color:#83918a}.media-permissions label{display:flex;align-items:center;gap:4px;cursor:pointer}.media-permissions input{accent-color:#367c69}.media-download{display:inline-block;margin-top:4px;color:#d1e7dc;font-size:10px;text-decoration:underline}.incoming .media-download{color:#367c69}.account-list{display:grid;gap:8px;max-height:190px;overflow:auto;margin-top:14px}.account-list div{padding:9px 10px;background:#f6f8f6;border-radius:9px;font-size:11px;color:#68766f}#accountForm{display:grid;gap:9px}#accountForm input{width:100%;height:42px;padding:0 11px;border:1px solid #e5ebe7;border-radius:10px;background:#fafcfb;font:inherit;font-size:12px}
@media(max-width:700px){.login-screen{width:100vw;min-height:100svh;min-height:100dvh;padding:calc(20px + env(safe-area-inset-top)) calc(16px + env(safe-area-inset-right)) calc(20px + env(safe-area-inset-bottom)) calc(16px + env(safe-area-inset-left));background:#edf1f5}.login-card{width:100%;max-width:390px;padding:28px}.media-permissions{gap:9px;font-size:8px}}
.sidebar{min-height:0;overflow-y:auto}.chat-list{min-height:0;overflow-y:auto}.conversation{min-height:0}.messages{min-height:0}.compose-area{flex:none;background:#fff}.composer{flex:none;width:100%;min-width:0}.composer textarea{min-width:0;width:100%}.send-button:disabled{opacity:.55;cursor:wait}
.chat-item-row{display:flex;align-items:center;gap:3px;min-width:0}.chat-item-row .chat-item{flex:1;min-width:0}.chat-delete{width:30px;height:30px;flex:none;border:0;border-radius:9px;background:transparent;color:#9aa6a1;font-size:20px;cursor:pointer;opacity:.65}.chat-delete:hover,.chat-delete:focus-visible{background:#f8eaea;color:#b35d5d;opacity:1}.chat-item-row:hover .chat-delete,.chat-item-row:focus-within .chat-delete{opacity:1}
dialog.media-preview{width:min(94vw,1000px);max-width:94vw;max-height:92dvh;padding:48px 18px 18px;background:#18211f;border:0;color:#fff;display:none;flex-direction:column;align-items:center;gap:14px}dialog.media-preview[open]{display:flex}dialog.media-preview .dialog-close{color:#fff;z-index:1}#previewImage{display:block;max-width:100%;max-height:calc(92dvh - 125px);object-fit:contain;border-radius:8px}#previewImage.no-save{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}#previewDownload{display:flex;align-items:center;justify-content:center;flex:none;text-decoration:none}#previewDownload[hidden]{display:none}