.nav-page{background:#f4f6f5;min-height:100vh}.nav-page main{max-width:860px;margin:0 auto;padding:36px 20px}.nav-panel{background:#fff;border:1px solid #e0e7e4;border-radius:8px;padding:22px}.nav-panel h1{font:800 28px Nunito,sans-serif;margin:0 0 20px}.nav-item{display:flex;align-items:center;gap:12px;padding:16px 0;border-bottom:1px solid #edf1ef}.nav-item:last-child{border-bottom:0}.nav-item strong{display:block}.nav-item p{margin:5px 0 0;color:#788684;font-size:13px}.nav-item button,.nav-action{margin-left:auto;border:1px solid #afd0c4;border-radius:5px;background:#f4fbf8;color:var(--green);padding:9px 12px;font-weight:700;cursor:pointer}.nav-empty{text-align:center;padding:40px;color:#788684}.profile-menu{display:grid;gap:8px}.profile-menu a,.profile-menu button{display:block;padding:14px;border:0;border-radius:5px;background:#f4f7f6;color:#4c5b5d;text-align:left;text-decoration:none;cursor:pointer;font:inherit}.profile-menu a:hover,.profile-menu button:hover{background:#e6f2ee;color:var(--green)}@media(max-width:600px){.nav-page main{padding:22px 14px}.nav-panel h1{font-size:24px}.nav-item{align-items:flex-start}.nav-item button{padding:8px;font-size:12px}}
.messaging-layout{max-width:1050px;margin:0 auto;padding:32px 20px;display:grid;grid-template-columns:320px 1fr;gap:18px}.inbox-panel,.thread-panel{background:#fff;border:1px solid #e0e7e4;border-radius:8px;overflow:hidden}.inbox-panel h1{font:800 26px Nunito,sans-serif;margin:0;padding:22px}.conversation-list{border-top:1px solid #edf1ef}.conversation-item{width:100%;display:flex;align-items:center;gap:10px;padding:15px;border:0;border-bottom:1px solid #edf1ef;background:#fff;text-align:left;cursor:pointer}.conversation-item.active,.conversation-item:hover{background:#eaf6f1}.conversation-item span{min-width:0;flex:1}.conversation-item strong,.conversation-item small{display:block}.conversation-item small{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#788684;margin-top:4px}.conversation-item b{background:var(--green);color:#fff;border-radius:12px;padding:2px 7px;font-size:11px}.thread-panel{display:flex;flex-direction:column;min-height:520px}.thread-header{display:flex;align-items:center;gap:10px;padding:16px;border-bottom:1px solid #edf1ef}.thread-header small{display:block;color:#788684;margin-top:3px}.back-to-inbox{display:none;border:0;background:transparent;color:var(--green);cursor:pointer}.thread-messages{flex:1;padding:20px;overflow:auto}.message-bubble{width:fit-content;max-width:75%;margin:0 0 12px;padding:10px 13px;border-radius:14px 14px 14px 4px;background:#eef3f1;color:#435354;line-height:1.45}.message-bubble.mine{margin-left:auto;border-radius:14px 14px 4px 14px;background:var(--green);color:#fff}.thread-form{display:flex;gap:10px;padding:14px;border-top:1px solid #edf1ef}.thread-form input{flex:1;height:44px}.thread-form .action-button{margin:0;white-space:nowrap}@media(max-width:650px){.messaging-layout{display:block;padding:16px}.thread-panel{display:none;min-height:calc(100vh - 100px)}.messaging-layout.thread-open .inbox-panel{display:none}.messaging-layout.thread-open .thread-panel{display:flex}.back-to-inbox{display:block}.inbox-panel h1{font-size:23px}.thread-form{padding:10px}.thread-form .action-button{padding:10px}.conversation-item{min-height:70px}}