#secureChatOverlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.6);z-index:9999}
#secureChatOverlay.active{display:block}
#secureChatModal{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:1000px;height:1000px;max-width:95vw;max-height:95vh;background:#fff;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,0.3);z-index:10000;flex-direction:column;overflow:hidden}
#secureChatModal.active{display:flex}
#scChatScreen{flex:1;flex-direction:column;position:relative;overflow:hidden;min-height:0}
.sc-header{background:#00BFA5;color:#fff;padding:14px 20px;display:flex;justify-content:space-between;align-items:center;flex-shrink:0}
.sc-header h3{margin:0;font-size:16px;font-weight:600}
.sc-close-btn{background:rgba(255,255,255,0.2);border:none;color:#fff;padding:8px 18px;border-radius:6px;cursor:pointer;font-size:14px}
.sc-close-btn:hover{background:rgba(255,255,255,0.35)}
.sc-login-container{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;padding:40px}
.sc-login-container h2{margin-bottom:30px;color:#333}
.sc-login-container input{width:300px;padding:12px 16px;margin-bottom:16px;border:2px solid #ddd;border-radius:8px;font-size:15px;outline:none}
.sc-login-container input:focus{border-color:#00BFA5}
.sc-login-btn{width:300px;padding:12px;background:#00BFA5;color:#fff;border:none;border-radius:8px;font-size:16px;cursor:pointer}
.sc-login-btn:hover{background:#00A98E}
.sc-login-error{color:#e74c3c;margin-top:10px;font-size:14px}
.sc-messages-container{flex:1;overflow-y:auto;padding:20px;background:#E5DDD5;display:flex;flex-direction:column;gap:8px}
.sc-messages-container::-webkit-scrollbar{width:6px}
.sc-messages-container::-webkit-scrollbar-thumb{background:rgba(0,0,0,0.2);border-radius:3px}
.sc-message{max-width:65%;padding:8px 12px;border-radius:8px;position:relative;word-wrap:break-word;overflow-wrap:break-word;word-break:break-word;min-width:0;font-size:14px;line-height:1.4;box-shadow:0 1px 1px rgba(0,0,0,0.1)}
.sc-message-own{align-self:flex-end;background:#FFB6C1;border-bottom-right-radius:2px}
.sc-message-other{align-self:flex-start;background:#ADD8E6;border-bottom-left-radius:2px}
.sc-user-goose87 .sc-message-own{background:#ADD8E6}
.sc-user-goose87 .sc-message-other{background:#FFB6C1}
.sc-message-time{font-size:11px;color:rgba(0,0,0,0.45);text-align:right;margin-top:4px;display:flex;justify-content:flex-end;align-items:center;gap:4px}
.sc-message-encrypted{font-family:monospace;font-size:12px;color:#666;word-break:break-all}
.sc-message-actions{display:flex;gap:8px;margin-top:6px}
.sc-decrypt-btn,.sc-delete-btn{padding:4px 10px;border:none;border-radius:4px;font-size:12px;cursor:pointer}
.sc-decrypt-btn{background:#00BFA5;color:#fff}
.sc-delete-btn{background:#e74c3c;color:#fff}
.sc-decrypt-btn:hover,.sc-delete-btn:hover{opacity:0.85}
.sc-check{color:rgba(0,0,0,0.35);font-size:14px}
.sc-check.read{color:#4FC3F7}
.sc-input-area{display:flex;align-items:center;padding:10px 14px;background:#f0f0f0;border-top:1px solid #ddd;flex-shrink:0;gap:8px}
.sc-emoji-btn,.sc-attach-btn,.sc-send-btn{background:none;border:none;font-size:22px;cursor:pointer;padding:6px;border-radius:50%;flex-shrink:0}
.sc-emoji-btn:hover,.sc-attach-btn:hover{background:rgba(0,0,0,0.08)}
.sc-send-btn{background:#00BFA5;color:#fff;font-size:18px;width:42px;height:42px;display:flex;align-items:center;justify-content:center;border-radius:50%}
.sc-send-btn:hover{background:#00A98E}
.sc-text-input{flex:1;padding:10px 14px;border:none;border-radius:20px;font-size:14px;outline:none;background:#fff}
.sc-emoji-picker{display:none;position:absolute;bottom:60px;left:14px;background:#fff;border-radius:10px;box-shadow:0 4px 20px rgba(0,0,0,0.15);padding:12px;width:320px;max-height:250px;overflow-y:auto;z-index:10001}
.sc-emoji-picker.active{display:block}
.sc-emoji-picker span{font-size:24px;cursor:pointer;padding:4px;display:inline-block}
.sc-emoji-picker span:hover{transform:scale(1.3)}
.sc-decrypt-modal{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:#fff;padding:30px;border-radius:12px;box-shadow:0 10px 40px rgba(0,0,0,0.3);z-index:10002;text-align:center}
.sc-decrypt-modal input{padding:10px 14px;border:2px solid #ddd;border-radius:8px;font-size:14px;width:200px;margin:10px 0;outline:none}
.sc-decrypt-modal button{padding:10px 24px;background:#00BFA5;color:#fff;border:none;border-radius:8px;cursor:pointer;font-size:14px;margin:0 4px}
.sc-file-preview{margin-top:6px}
.sc-file-preview img{max-width:200px;max-height:200px;border-radius:6px;cursor:pointer}
.sc-file-link{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;background:rgba(0,0,0,0.06);border-radius:6px;text-decoration:none;color:#333;font-size:13px}
@media(max-width:768px){
#scChatScreen{flex:1;display:flex;flex-direction:column;overflow:hidden;min-height:0}
.sc-messages-container{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;min-height:0}
#secureChatModal{width:100vw;height:100vh;max-width:100vw;max-height:100vh;border-radius:0;top:0;left:0;transform:none}
.sc-message{max-width:85%}
.sc-emoji-picker{width:280px}
.sc-login-container input,.sc-login-btn{width:260px}
}